{
"type": "FeatureCollection",
"crs": { "type": "name", "properties": { "name": "urn:ogc:def:crs:EPSG::4269" } },
                                                                                
"features": [
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004002", "BLKGRPCE": "3", "GEOID": "110010040023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 68590.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9165234", "INTPTLON": "-077.0450376", "mobility_total": "684", "mobility_same_house": "494", "mobility_different_house": "139", "mobility_different_house_same_metro": "109", "mobility_different_house_different_metro": "21", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "51" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.046297, 38.916311 ], [ -77.046299, 38.916373 ], [ -77.0463, 38.916446 ], [ -77.046295, 38.916502 ], [ -77.046268, 38.916596 ], [ -77.04626, 38.916616 ], [ -77.046242, 38.916656 ], [ -77.046119, 38.916865 ], [ -77.046089, 38.916941 ], [ -77.046081, 38.916966 ], [ -77.046066, 38.91702 ], [ -77.045798, 38.917448 ], [ -77.045557, 38.917825 ], [ -77.04549, 38.917933 ], [ -77.045275, 38.918277 ], [ -77.045205, 38.918385 ], [ -77.044781, 38.919052 ], [ -77.044729, 38.918905 ], [ -77.044677, 38.918782 ], [ -77.044639, 38.918696 ], [ -77.044255, 38.917816 ], [ -77.044052, 38.91735 ], [ -77.043887, 38.916974 ], [ -77.043846, 38.916877 ], [ -77.043831, 38.916813 ], [ -77.043524, 38.91611 ], [ -77.043514, 38.916084 ], [ -77.043463, 38.915986 ], [ -77.043454, 38.915965 ], [ -77.043441, 38.915921 ], [ -77.043436, 38.915888 ], [ -77.043577, 38.915815 ], [ -77.04407, 38.915554 ], [ -77.044257, 38.915456 ], [ -77.044473, 38.915347 ], [ -77.044718, 38.915215 ], [ -77.044913, 38.915108 ], [ -77.045039, 38.915038 ], [ -77.045265, 38.914909 ], [ -77.04574, 38.91464 ], [ -77.045992, 38.9145 ], [ -77.046088, 38.914434 ], [ -77.046188, 38.914761 ], [ -77.046187, 38.914839 ], [ -77.046211, 38.915294 ], [ -77.046228, 38.915839 ], [ -77.046285, 38.915991 ], [ -77.0463, 38.916242 ], [ -77.046297, 38.916311 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004100", "BLKGRPCE": "1", "GEOID": "110010041001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 103592.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9153801", "INTPTLON": "-077.0482215", "mobility_total": "1229", "mobility_same_house": "851", "mobility_different_house": "368", "mobility_different_house_same_metro": "258", "mobility_different_house_different_metro": "89", "mobility_different_house_outside_stat_area": "7", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.050623, 38.914903 ], [ -77.05062, 38.915075 ], [ -77.050622, 38.915302 ], [ -77.050623, 38.915627 ], [ -77.050547, 38.915639 ], [ -77.050193, 38.915717 ], [ -77.049728, 38.915845 ], [ -77.049204, 38.916004 ], [ -77.049399, 38.916545 ], [ -77.047027, 38.917331 ], [ -77.046774, 38.916835 ], [ -77.04674, 38.916767 ], [ -77.046704, 38.916703 ], [ -77.046692, 38.91668 ], [ -77.046598, 38.916513 ], [ -77.046498, 38.916349 ], [ -77.04642, 38.916223 ], [ -77.046396, 38.916176 ], [ -77.046371, 38.916097 ], [ -77.046285, 38.915991 ], [ -77.046228, 38.915839 ], [ -77.046211, 38.915294 ], [ -77.046187, 38.914839 ], [ -77.046188, 38.914761 ], [ -77.046088, 38.914434 ], [ -77.046166, 38.914379 ], [ -77.046237, 38.91433 ], [ -77.046367, 38.914223 ], [ -77.04639, 38.914205 ], [ -77.046574, 38.91403 ], [ -77.046593, 38.91405 ], [ -77.046636, 38.914077 ], [ -77.046667, 38.914088 ], [ -77.046702, 38.914093 ], [ -77.047422, 38.914094 ], [ -77.047492, 38.914099 ], [ -77.047563, 38.914101 ], [ -77.047667, 38.9141 ], [ -77.047746, 38.914098 ], [ -77.048118, 38.914094 ], [ -77.048428, 38.914091 ], [ -77.048783, 38.914091 ], [ -77.049157, 38.914092 ], [ -77.049397, 38.914091 ], [ -77.049771, 38.914091 ], [ -77.050039, 38.914089 ], [ -77.050426, 38.914089 ], [ -77.050616, 38.914091 ], [ -77.050616, 38.914226 ], [ -77.050619, 38.914374 ], [ -77.050622, 38.91472 ], [ -77.050625, 38.91483 ], [ -77.050623, 38.914903 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004202", "BLKGRPCE": "2", "GEOID": "110010042022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 96449.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9145039", "INTPTLON": "-077.0436869", "mobility_total": "1400", "mobility_same_house": "943", "mobility_different_house": "369", "mobility_different_house_same_metro": "279", "mobility_different_house_different_metro": "90", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "88" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.045992, 38.9145 ], [ -77.04574, 38.91464 ], [ -77.045265, 38.914909 ], [ -77.045039, 38.915038 ], [ -77.044913, 38.915108 ], [ -77.044718, 38.915215 ], [ -77.044473, 38.915347 ], [ -77.044257, 38.915456 ], [ -77.04407, 38.915554 ], [ -77.043577, 38.915815 ], [ -77.043436, 38.915888 ], [ -77.043345, 38.915935 ], [ -77.042738, 38.916243 ], [ -77.042187, 38.91652 ], [ -77.041792, 38.916714 ], [ -77.041656, 38.91678 ], [ -77.041654, 38.916654 ], [ -77.041656, 38.91629 ], [ -77.041658, 38.915574 ], [ -77.04166, 38.914834 ], [ -77.041661, 38.914176 ], [ -77.041662, 38.914092 ], [ -77.042048, 38.914093 ], [ -77.042445, 38.91409 ], [ -77.043429, 38.914089 ], [ -77.04343, 38.914002 ], [ -77.043429, 38.913617 ], [ -77.043431, 38.913365 ], [ -77.043432, 38.913247 ], [ -77.043431, 38.912943 ], [ -77.043432, 38.912608 ], [ -77.043524, 38.912607 ], [ -77.044341, 38.912604 ], [ -77.044787, 38.912604 ], [ -77.044873, 38.912605 ], [ -77.045157, 38.912606 ], [ -77.045207, 38.912683 ], [ -77.045464, 38.91313 ], [ -77.045924, 38.914085 ], [ -77.046088, 38.914434 ], [ -77.045992, 38.9145 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005301", "BLKGRPCE": "4", "GEOID": "110010053014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 68330.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9118387", "INTPTLON": "-077.0389202", "mobility_total": "1542", "mobility_same_house": "1146", "mobility_different_house": "353", "mobility_different_house_same_metro": "300", "mobility_different_house_different_metro": "53", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "43" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.04167, 38.911534 ], [ -77.041354, 38.91187 ], [ -77.041231, 38.912002 ], [ -77.04066, 38.912608 ], [ -77.040476, 38.912609 ], [ -77.039877, 38.91261 ], [ -77.039532, 38.912607 ], [ -77.039203, 38.912607 ], [ -77.03878, 38.912609 ], [ -77.038607, 38.912609 ], [ -77.038484, 38.91261 ], [ -77.038133, 38.912609 ], [ -77.037203, 38.912609 ], [ -77.036896, 38.91261 ], [ -77.036515, 38.912609 ], [ -77.036513, 38.91223 ], [ -77.036515, 38.911869 ], [ -77.036517, 38.911209 ], [ -77.036518, 38.911124 ], [ -77.036691, 38.911124 ], [ -77.036795, 38.911125 ], [ -77.036887, 38.911127 ], [ -77.036985, 38.911127 ], [ -77.037769, 38.911127 ], [ -77.038158, 38.911126 ], [ -77.038317, 38.911123 ], [ -77.038396, 38.911124 ], [ -77.038486, 38.911126 ], [ -77.038802, 38.911128 ], [ -77.040026, 38.911127 ], [ -77.041667, 38.911128 ], [ -77.041667, 38.911183 ], [ -77.041671, 38.911303 ], [ -77.04167, 38.911534 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005002", "BLKGRPCE": "1", "GEOID": "110010050021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 39705.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9064438", "INTPTLON": "-077.0283291", "mobility_total": "1657", "mobility_same_house": "1425", "mobility_different_house": "232", "mobility_different_house_same_metro": "195", "mobility_different_house_different_metro": "37", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.029623, 38.90724 ], [ -77.029437, 38.90724 ], [ -77.028918, 38.907242 ], [ -77.028088, 38.90724 ], [ -77.027686, 38.907242 ], [ -77.027656, 38.907242 ], [ -77.027227, 38.907242 ], [ -77.027036, 38.90724 ], [ -77.027038, 38.906499 ], [ -77.027036, 38.906119 ], [ -77.027036, 38.90577 ], [ -77.027037, 38.905647 ], [ -77.027258, 38.905647 ], [ -77.027546, 38.905644 ], [ -77.027604, 38.905645 ], [ -77.028082, 38.905646 ], [ -77.029457, 38.905647 ], [ -77.02962, 38.905648 ], [ -77.029622, 38.906153 ], [ -77.029622, 38.906517 ], [ -77.029624, 38.907047 ], [ -77.029623, 38.90724 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007605", "BLKGRPCE": "3", "GEOID": "110010076053", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 83980.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8670199", "INTPTLON": "-076.9809626", "mobility_total": "508", "mobility_same_house": "417", "mobility_different_house": "91", "mobility_different_house_same_metro": "75", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "2", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.98435, 38.866654 ], [ -76.984336, 38.866673 ], [ -76.984319, 38.86669 ], [ -76.9843, 38.866706 ], [ -76.984279, 38.86672 ], [ -76.984251, 38.866735 ], [ -76.983868, 38.866922 ], [ -76.983543, 38.867083 ], [ -76.983054, 38.867327 ], [ -76.982673, 38.867516 ], [ -76.982226, 38.867737 ], [ -76.982056, 38.867821 ], [ -76.98151, 38.868094 ], [ -76.981416, 38.868143 ], [ -76.981247, 38.86823 ], [ -76.980859, 38.86823 ], [ -76.980774, 38.86823 ], [ -76.98053, 38.868231 ], [ -76.979954, 38.868229 ], [ -76.97931, 38.86823 ], [ -76.979007, 38.868232 ], [ -76.979006, 38.867266 ], [ -76.979006, 38.867047 ], [ -76.979009, 38.866604 ], [ -76.979008, 38.86652 ], [ -76.979006, 38.866223 ], [ -76.979006, 38.865815 ], [ -76.979014, 38.865665 ], [ -76.979355, 38.865728 ], [ -76.97946, 38.865746 ], [ -76.979547, 38.865762 ], [ -76.979953, 38.865834 ], [ -76.98079, 38.865987 ], [ -76.981228, 38.866067 ], [ -76.981916, 38.866191 ], [ -76.982227, 38.866247 ], [ -76.983186, 38.86642 ], [ -76.983642, 38.866504 ], [ -76.984361, 38.866634 ], [ -76.98435, 38.866654 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007605", "BLKGRPCE": "1", "GEOID": "110010076051", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 129095.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8665951", "INTPTLON": "-076.9767993", "mobility_total": "776", "mobility_same_house": "722", "mobility_different_house": "50", "mobility_different_house_same_metro": "37", "mobility_different_house_different_metro": "13", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "4" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.979006, 38.865815 ], [ -76.979006, 38.866223 ], [ -76.979008, 38.86652 ], [ -76.979009, 38.866604 ], [ -76.979006, 38.867047 ], [ -76.979006, 38.867266 ], [ -76.979007, 38.868232 ], [ -76.978896, 38.868233 ], [ -76.977991, 38.868233 ], [ -76.977355, 38.868236 ], [ -76.9771, 38.868238 ], [ -76.975724, 38.868244 ], [ -76.974963, 38.868243 ], [ -76.974962, 38.86777 ], [ -76.974964, 38.867581 ], [ -76.974965, 38.867552 ], [ -76.974965, 38.867487 ], [ -76.974967, 38.867393 ], [ -76.974967, 38.867101 ], [ -76.974765, 38.866686 ], [ -76.974531, 38.866522 ], [ -76.974317, 38.866372 ], [ -76.974615, 38.865964 ], [ -76.974924, 38.865701 ], [ -76.975268, 38.865037 ], [ -76.975527, 38.864229 ], [ -76.976227, 38.864567 ], [ -76.976642, 38.864766 ], [ -76.976719, 38.864804 ], [ -76.976748, 38.864817 ], [ -76.977244, 38.865055 ], [ -76.977694, 38.865272 ], [ -76.977798, 38.865321 ], [ -76.977869, 38.865351 ], [ -76.977941, 38.865379 ], [ -76.978051, 38.865418 ], [ -76.978095, 38.865432 ], [ -76.978182, 38.865462 ], [ -76.978358, 38.865518 ], [ -76.978447, 38.865544 ], [ -76.978491, 38.865558 ], [ -76.978617, 38.865586 ], [ -76.978913, 38.865647 ], [ -76.979014, 38.865665 ], [ -76.979006, 38.865815 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009508", "BLKGRPCE": "3", "GEOID": "110010095083", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 229364.000000, "AWATER": 28.000000, "INTPTLAT": "+38.9528661", "INTPTLON": "-076.9923073", "mobility_total": "1414", "mobility_same_house": "1258", "mobility_different_house": "156", "mobility_different_house_same_metro": "63", "mobility_different_house_different_metro": "93", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.999431, 38.953361 ], [ -76.998365, 38.953605 ], [ -76.998152, 38.953662 ], [ -76.998001, 38.953702 ], [ -76.997796, 38.953758 ], [ -76.997708, 38.953786 ], [ -76.99749, 38.953861 ], [ -76.997279, 38.953938 ], [ -76.997199, 38.953969 ], [ -76.997002, 38.954053 ], [ -76.996927, 38.954088 ], [ -76.996739, 38.954167 ], [ -76.996585, 38.954224 ], [ -76.996541, 38.954242 ], [ -76.996451, 38.954274 ], [ -76.99636, 38.954304 ], [ -76.996222, 38.954344 ], [ -76.996128, 38.954368 ], [ -76.995994, 38.954398 ], [ -76.995816, 38.954438 ], [ -76.995713, 38.954457 ], [ -76.995557, 38.954481 ], [ -76.995452, 38.954494 ], [ -76.995347, 38.954504 ], [ -76.99513, 38.954521 ], [ -76.994964, 38.954526 ], [ -76.994648, 38.954526 ], [ -76.993851, 38.954527 ], [ -76.993529, 38.954526 ], [ -76.993233, 38.954524 ], [ -76.992106, 38.954527 ], [ -76.991684, 38.954524 ], [ -76.991558, 38.954526 ], [ -76.991398, 38.954528 ], [ -76.991331, 38.954528 ], [ -76.991263, 38.95453 ], [ -76.991196, 38.954534 ], [ -76.991129, 38.95454 ], [ -76.991063, 38.954548 ], [ -76.990997, 38.954558 ], [ -76.990931, 38.95457 ], [ -76.990866, 38.954584 ], [ -76.990802, 38.954599 ], [ -76.990681, 38.954634 ], [ -76.990625, 38.954652 ], [ -76.990569, 38.954672 ], [ -76.990461, 38.954716 ], [ -76.990357, 38.954766 ], [ -76.9903, 38.954798 ], [ -76.990258, 38.954822 ], [ -76.990216, 38.954848 ], [ -76.990163, 38.954879 ], [ -76.990133, 38.954898 ], [ -76.990104, 38.954918 ], [ -76.989971, 38.955021 ], [ -76.989737, 38.955205 ], [ -76.989547, 38.955351 ], [ -76.98939, 38.955484 ], [ -76.989306, 38.955419 ], [ -76.989279, 38.955399 ], [ -76.989012, 38.955189 ], [ -76.988751, 38.954985 ], [ -76.988455, 38.954753 ], [ -76.988179, 38.954537 ], [ -76.98813, 38.954499 ], [ -76.987981, 38.954381 ], [ -76.987958, 38.954363 ], [ -76.987833, 38.954265 ], [ -76.987721, 38.954176 ], [ -76.987667, 38.954133 ], [ -76.9872, 38.953773 ], [ -76.986568, 38.953278 ], [ -76.986145, 38.952948 ], [ -76.986014, 38.952846 ], [ -76.985871, 38.952738 ], [ -76.985749, 38.952647 ], [ -76.985774, 38.952638 ], [ -76.9858, 38.95263 ], [ -76.985854, 38.952618 ], [ -76.985908, 38.952611 ], [ -76.985936, 38.952609 ], [ -76.985991, 38.952608 ], [ -76.986127, 38.952617 ], [ -76.986233, 38.952631 ], [ -76.986286, 38.95264 ], [ -76.98639, 38.952662 ], [ -76.986493, 38.95269 ], [ -76.987021, 38.952862 ], [ -76.987404, 38.952973 ], [ -76.9882, 38.953197 ], [ -76.988396, 38.953238 ], [ -76.988471, 38.953165 ], [ -76.989145, 38.952517 ], [ -76.989212, 38.952457 ], [ -76.989233, 38.952436 ], [ -76.989257, 38.952409 ], [ -76.989457, 38.952407 ], [ -76.990115, 38.952408 ], [ -76.990552, 38.952407 ], [ -76.990818, 38.952406 ], [ -76.991524, 38.952407 ], [ -76.991592, 38.952408 ], [ -76.991687, 38.952408 ], [ -76.991862, 38.952407 ], [ -76.992132, 38.952403 ], [ -76.992623, 38.952386 ], [ -76.992704, 38.952384 ], [ -76.992817, 38.95238 ], [ -76.993078, 38.952373 ], [ -76.993269, 38.952367 ], [ -76.993828, 38.952347 ], [ -76.993957, 38.952345 ], [ -76.994099, 38.95234 ], [ -76.994152, 38.952337 ], [ -76.99426, 38.952329 ], [ -76.994413, 38.952314 ], [ -76.994548, 38.952295 ], [ -76.994638, 38.952279 ], [ -76.99477, 38.952249 ], [ -76.994813, 38.952237 ], [ -76.994968, 38.952199 ], [ -76.995175, 38.952152 ], [ -76.995423, 38.9521 ], [ -76.995791, 38.952028 ], [ -76.995986, 38.951996 ], [ -76.996173, 38.952138 ], [ -76.996651, 38.952505 ], [ -76.996711, 38.952552 ], [ -76.996818, 38.952634 ], [ -76.997071, 38.95261 ], [ -76.997337, 38.952596 ], [ -76.997577, 38.952587 ], [ -76.997818, 38.952582 ], [ -76.997878, 38.952583 ], [ -76.998461, 38.952586 ], [ -76.998632, 38.952582 ], [ -76.998674, 38.952579 ], [ -76.998717, 38.952577 ], [ -76.998934, 38.95256 ], [ -76.998939, 38.952582 ], [ -76.998954, 38.952626 ], [ -76.998964, 38.952647 ], [ -76.998976, 38.952668 ], [ -76.999108, 38.952853 ], [ -76.99918, 38.952943 ], [ -76.99923, 38.953003 ], [ -76.999363, 38.953148 ], [ -76.999561, 38.953332 ], [ -76.999431, 38.953361 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009603", "BLKGRPCE": "3", "GEOID": "110010096033", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 181822.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8924089", "INTPTLON": "-076.9528589", "mobility_total": "982", "mobility_same_house": "690", "mobility_different_house": "241", "mobility_different_house_same_metro": "201", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "51" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.956558, 38.890341 ], [ -76.953713, 38.893402 ], [ -76.951803, 38.895137 ], [ -76.951425, 38.89548 ], [ -76.951357, 38.895542 ], [ -76.951293, 38.89557 ], [ -76.949392, 38.895231 ], [ -76.949354, 38.895221 ], [ -76.94916, 38.895133 ], [ -76.949186, 38.895093 ], [ -76.949317, 38.894902 ], [ -76.949531, 38.894602 ], [ -76.949673, 38.89441 ], [ -76.949784, 38.894289 ], [ -76.949959, 38.894056 ], [ -76.950125, 38.893831 ], [ -76.950189, 38.893745 ], [ -76.950493, 38.893325 ], [ -76.950543, 38.893258 ], [ -76.950679, 38.893071 ], [ -76.950743, 38.892983 ], [ -76.95102, 38.892615 ], [ -76.951261, 38.892289 ], [ -76.951419, 38.891965 ], [ -76.951832, 38.891403 ], [ -76.952393, 38.890643 ], [ -76.952436, 38.890576 ], [ -76.952687, 38.890174 ], [ -76.952946, 38.889821 ], [ -76.95314, 38.88982 ], [ -76.953695, 38.889816 ], [ -76.954603, 38.889813 ], [ -76.955917, 38.889824 ], [ -76.956747, 38.889831 ], [ -76.956558, 38.890341 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000702", "BLKGRPCE": "2", "GEOID": "110010007022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 73020.000000, "AWATER": 158.000000, "INTPTLAT": "+38.9235630", "INTPTLON": "-077.0741855", "mobility_total": "875", "mobility_same_house": "667", "mobility_different_house": "180", "mobility_different_house_same_metro": "126", "mobility_different_house_different_metro": "45", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "28" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.077058, 38.925421 ], [ -77.075866, 38.925497 ], [ -77.074623, 38.925576 ], [ -77.073858, 38.925586 ], [ -77.073858, 38.926185 ], [ -77.073603, 38.926185 ], [ -77.073188, 38.926182 ], [ -77.073189, 38.924766 ], [ -77.073188, 38.924696 ], [ -77.073188, 38.924464 ], [ -77.073189, 38.924057 ], [ -77.073185, 38.92362 ], [ -77.07318, 38.92342 ], [ -77.073171, 38.923135 ], [ -77.073168, 38.923079 ], [ -77.073164, 38.923051 ], [ -77.073152, 38.922995 ], [ -77.073144, 38.922968 ], [ -77.073123, 38.922914 ], [ -77.07314, 38.9229 ], [ -77.073156, 38.922885 ], [ -77.07317, 38.922868 ], [ -77.073182, 38.922851 ], [ -77.073192, 38.922834 ], [ -77.073201, 38.922815 ], [ -77.073207, 38.922797 ], [ -77.073212, 38.922778 ], [ -77.073215, 38.922758 ], [ -77.073216, 38.922739 ], [ -77.073214, 38.922629 ], [ -77.073212, 38.922605 ], [ -77.073195, 38.922544 ], [ -77.073283, 38.922545 ], [ -77.0743, 38.92255 ], [ -77.074697, 38.922548 ], [ -77.074759, 38.922662 ], [ -77.075315, 38.923641 ], [ -77.075358, 38.923717 ], [ -77.07578, 38.924464 ], [ -77.075967, 38.924797 ], [ -77.076101, 38.92503 ], [ -77.076142, 38.925076 ], [ -77.076161, 38.925096 ], [ -77.076193, 38.925124 ], [ -77.076229, 38.925149 ], [ -77.076248, 38.925161 ], [ -77.076288, 38.925182 ], [ -77.076309, 38.925191 ], [ -77.076331, 38.925199 ], [ -77.077058, 38.925421 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000701", "BLKGRPCE": "2", "GEOID": "110010007012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 80163.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9307909", "INTPTLON": "-077.0784921", "mobility_total": "1654", "mobility_same_house": "1131", "mobility_different_house": "476", "mobility_different_house_same_metro": "324", "mobility_different_house_different_metro": "152", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "47" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.08039, 38.930196 ], [ -77.079257, 38.932703 ], [ -77.079155, 38.932985 ], [ -77.07879, 38.932719 ], [ -77.078291, 38.932353 ], [ -77.078096, 38.93221 ], [ -77.077671, 38.931901 ], [ -77.077249, 38.931592 ], [ -77.077175, 38.931539 ], [ -77.077009, 38.931412 ], [ -77.077023, 38.931206 ], [ -77.07703, 38.931166 ], [ -77.077038, 38.931013 ], [ -77.077044, 38.930806 ], [ -77.07705, 38.930561 ], [ -77.077053, 38.930017 ], [ -77.077052, 38.929768 ], [ -77.077055, 38.929277 ], [ -77.077054, 38.929098 ], [ -77.077052, 38.929019 ], [ -77.077131, 38.929019 ], [ -77.077337, 38.929024 ], [ -77.077398, 38.929027 ], [ -77.077522, 38.929037 ], [ -77.077644, 38.929052 ], [ -77.077766, 38.929071 ], [ -77.077826, 38.929082 ], [ -77.077954, 38.92911 ], [ -77.07809, 38.929145 ], [ -77.078186, 38.929174 ], [ -77.078288, 38.929209 ], [ -77.078352, 38.929233 ], [ -77.078415, 38.929258 ], [ -77.078478, 38.929285 ], [ -77.078539, 38.929314 ], [ -77.078679, 38.929386 ], [ -77.078715, 38.929406 ], [ -77.078763, 38.92943 ], [ -77.079184, 38.929653 ], [ -77.07952, 38.929832 ], [ -77.079649, 38.929898 ], [ -77.079735, 38.929941 ], [ -77.07991, 38.930025 ], [ -77.079998, 38.930063 ], [ -77.080089, 38.930099 ], [ -77.080181, 38.930132 ], [ -77.080275, 38.930163 ], [ -77.08039, 38.930196 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001302", "BLKGRPCE": "3", "GEOID": "110010013023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 503018.000000, "AWATER": 6033.000000, "INTPTLAT": "+38.9420430", "INTPTLON": "-077.0556067", "mobility_total": "716", "mobility_same_house": "464", "mobility_different_house": "252", "mobility_different_house_same_metro": "226", "mobility_different_house_different_metro": "26", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.062921, 38.943154 ], [ -77.062557, 38.943156 ], [ -77.061886, 38.943154 ], [ -77.061304, 38.943154 ], [ -77.060789, 38.943152 ], [ -77.060746, 38.943156 ], [ -77.060713, 38.943162 ], [ -77.060655, 38.94318 ], [ -77.060565, 38.943211 ], [ -77.060519, 38.943218 ], [ -77.058418, 38.943212 ], [ -77.058334, 38.942568 ], [ -77.059932, 38.942055 ], [ -77.059553, 38.942054 ], [ -77.058634, 38.942054 ], [ -77.05797, 38.942052 ], [ -77.057718, 38.942052 ], [ -77.057221, 38.942052 ], [ -77.057098, 38.942051 ], [ -77.056687, 38.942528 ], [ -77.056224, 38.942815 ], [ -77.056202, 38.942112 ], [ -77.056146, 38.942137 ], [ -77.05612, 38.94215 ], [ -77.056074, 38.942175 ], [ -77.056029, 38.942207 ], [ -77.055974, 38.942256 ], [ -77.055954, 38.942278 ], [ -77.055907, 38.942335 ], [ -77.055741, 38.942625 ], [ -77.055606, 38.942869 ], [ -77.055519, 38.943019 ], [ -77.055476, 38.943095 ], [ -77.055454, 38.943132 ], [ -77.055346, 38.943337 ], [ -77.055262, 38.943509 ], [ -77.055245, 38.943553 ], [ -77.055229, 38.943605 ], [ -77.055222, 38.943635 ], [ -77.055209, 38.943698 ], [ -77.055203, 38.943731 ], [ -77.055198, 38.943782 ], [ -77.055196, 38.943835 ], [ -77.055196, 38.943871 ], [ -77.055204, 38.943998 ], [ -77.055214, 38.94408 ], [ -77.055233, 38.944167 ], [ -77.055276, 38.944339 ], [ -77.055284, 38.944367 ], [ -77.055325, 38.944458 ], [ -77.055412, 38.944583 ], [ -77.055518, 38.944735 ], [ -77.055607, 38.944877 ], [ -77.05568, 38.945006 ], [ -77.055755, 38.945144 ], [ -77.055782, 38.945186 ], [ -77.05582, 38.945251 ], [ -77.055856, 38.945317 ], [ -77.055892, 38.94539 ], [ -77.05592, 38.945449 ], [ -77.055933, 38.945479 ], [ -77.055947, 38.945508 ], [ -77.055988, 38.945602 ], [ -77.05623, 38.946297 ], [ -77.056232, 38.94633 ], [ -77.056456, 38.94695 ], [ -77.056471, 38.947038 ], [ -77.05654, 38.947276 ], [ -77.056712, 38.94789 ], [ -77.056644, 38.947889 ], [ -77.056378, 38.947899 ], [ -77.056226, 38.947908 ], [ -77.056074, 38.94792 ], [ -77.055803, 38.947948 ], [ -77.055683, 38.947964 ], [ -77.055604, 38.947976 ], [ -77.055524, 38.94799 ], [ -77.055443, 38.948002 ], [ -77.055362, 38.948016 ], [ -77.055201, 38.948048 ], [ -77.054987, 38.948096 ], [ -77.054853, 38.948129 ], [ -77.05469, 38.948173 ], [ -77.054499, 38.948229 ], [ -77.054367, 38.948271 ], [ -77.054238, 38.948317 ], [ -77.054158, 38.948339 ], [ -77.054036, 38.948373 ], [ -77.053969, 38.948394 ], [ -77.053825, 38.948447 ], [ -77.053801, 38.948457 ], [ -77.053753, 38.948475 ], [ -77.053672, 38.9485 ], [ -77.053539, 38.948545 ], [ -77.053366, 38.948609 ], [ -77.053341, 38.948617 ], [ -77.053317, 38.948626 ], [ -77.053292, 38.948634 ], [ -77.053268, 38.948643 ], [ -77.053156, 38.948679 ], [ -77.053135, 38.948687 ], [ -77.053091, 38.948701 ], [ -77.053027, 38.948724 ], [ -77.053005, 38.948733 ], [ -77.052982, 38.948741 ], [ -77.05296, 38.94875 ], [ -77.052847, 38.948792 ], [ -77.052825, 38.948801 ], [ -77.052802, 38.948809 ], [ -77.051659, 38.948858 ], [ -77.051633, 38.9488 ], [ -77.051593, 38.948706 ], [ -77.051569, 38.948642 ], [ -77.051537, 38.948547 ], [ -77.051528, 38.948514 ], [ -77.051518, 38.948482 ], [ -77.05151, 38.948451 ], [ -77.051489, 38.948356 ], [ -77.051471, 38.94826 ], [ -77.051461, 38.948196 ], [ -77.051449, 38.948108 ], [ -77.051447, 38.948069 ], [ -77.051448, 38.947993 ], [ -77.051449, 38.947974 ], [ -77.051459, 38.947915 ], [ -77.051471, 38.947857 ], [ -77.051485, 38.947798 ], [ -77.051501, 38.94774 ], [ -77.051519, 38.947683 ], [ -77.051546, 38.94759 ], [ -77.051578, 38.947465 ], [ -77.051605, 38.947345 ], [ -77.05162, 38.947265 ], [ -77.051628, 38.947212 ], [ -77.051637, 38.947132 ], [ -77.051639, 38.947105 ], [ -77.051643, 38.94708 ], [ -77.051666, 38.946906 ], [ -77.05167, 38.946882 ], [ -77.051673, 38.946857 ], [ -77.051679, 38.946785 ], [ -77.051678, 38.946689 ], [ -77.051676, 38.946666 ], [ -77.051661, 38.946555 ], [ -77.051649, 38.946493 ], [ -77.051634, 38.946441 ], [ -77.051597, 38.946338 ], [ -77.051583, 38.946304 ], [ -77.051551, 38.94622 ], [ -77.051509, 38.94612 ], [ -77.051478, 38.946056 ], [ -77.051445, 38.945994 ], [ -77.051423, 38.945959 ], [ -77.05135, 38.945849 ], [ -77.051191, 38.945628 ], [ -77.051133, 38.945544 ], [ -77.051041, 38.945419 ], [ -77.051007, 38.945369 ], [ -77.050958, 38.945299 ], [ -77.050937, 38.945271 ], [ -77.050893, 38.945216 ], [ -77.050853, 38.945169 ], [ -77.050832, 38.945146 ], [ -77.05078, 38.945094 ], [ -77.050752, 38.945068 ], [ -77.050671, 38.944999 ], [ -77.050641, 38.944975 ], [ -77.050612, 38.94495 ], [ -77.050542, 38.944893 ], [ -77.050523, 38.944876 ], [ -77.050483, 38.944843 ], [ -77.050331, 38.944721 ], [ -77.05023, 38.944608 ], [ -77.050129, 38.944474 ], [ -77.050105, 38.944439 ], [ -77.050077, 38.944402 ], [ -77.050057, 38.944383 ], [ -77.050039, 38.944361 ], [ -77.050007, 38.944332 ], [ -77.049967, 38.944305 ], [ -77.04994, 38.944295 ], [ -77.049825, 38.943936 ], [ -77.049733, 38.943843 ], [ -77.049712, 38.943771 ], [ -77.049674, 38.943759 ], [ -77.049693, 38.943733 ], [ -77.049751, 38.943657 ], [ -77.04991, 38.943537 ], [ -77.050019, 38.943254 ], [ -77.050324, 38.942782 ], [ -77.050913, 38.942168 ], [ -77.051156, 38.941718 ], [ -77.051267, 38.941542 ], [ -77.051308, 38.941393 ], [ -77.051357, 38.941242 ], [ -77.051343, 38.940981 ], [ -77.051297, 38.940776 ], [ -77.051231, 38.940537 ], [ -77.051222, 38.940496 ], [ -77.051209, 38.94045 ], [ -77.051208, 38.940409 ], [ -77.051218, 38.940344 ], [ -77.051439, 38.939973 ], [ -77.051539, 38.93967 ], [ -77.051554, 38.939678 ], [ -77.051638, 38.939726 ], [ -77.051715, 38.93977 ], [ -77.051756, 38.939799 ], [ -77.051794, 38.93983 ], [ -77.051847, 38.939878 ], [ -77.05188, 38.939912 ], [ -77.051896, 38.93993 ], [ -77.052083, 38.940126 ], [ -77.052184, 38.940233 ], [ -77.052208, 38.940257 ], [ -77.052231, 38.940282 ], [ -77.0524, 38.94045 ], [ -77.052696, 38.940709 ], [ -77.055099, 38.940207 ], [ -77.056311, 38.94068 ], [ -77.056783, 38.940585 ], [ -77.058759, 38.940784 ], [ -77.061517, 38.940735 ], [ -77.061654, 38.940972 ], [ -77.062263, 38.942016 ], [ -77.062851, 38.943034 ], [ -77.062921, 38.943154 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005500", "BLKGRPCE": "4", "GEOID": "110010055004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 49850.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9084398", "INTPTLON": "-077.0477176", "mobility_total": "1052", "mobility_same_house": "765", "mobility_different_house": "272", "mobility_different_house_same_metro": "236", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "9", "mobility_abroad": "15" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.048798, 38.907751 ], [ -77.048798, 38.9079 ], [ -77.048798, 38.908159 ], [ -77.048798, 38.908489 ], [ -77.048797, 38.908565 ], [ -77.048797, 38.909634 ], [ -77.04871, 38.909634 ], [ -77.048425, 38.909639 ], [ -77.047745, 38.909637 ], [ -77.047296, 38.909637 ], [ -77.046734, 38.909639 ], [ -77.046635, 38.90964 ], [ -77.046636, 38.909536 ], [ -77.046637, 38.908568 ], [ -77.046636, 38.908488 ], [ -77.046635, 38.907902 ], [ -77.046639, 38.907245 ], [ -77.047078, 38.907244 ], [ -77.047557, 38.907243 ], [ -77.048232, 38.907244 ], [ -77.048423, 38.907243 ], [ -77.048686, 38.907237 ], [ -77.048806, 38.907238 ], [ -77.048798, 38.907751 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005500", "BLKGRPCE": "5", "GEOID": "110010055005", "NAMELSAD": "Block Group 5", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 45642.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9086196", "INTPTLON": "-077.0455768", "mobility_total": "646", "mobility_same_house": "505", "mobility_different_house": "121", "mobility_different_house_same_metro": "93", "mobility_different_house_different_metro": "28", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "20" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.046635, 38.907902 ], [ -77.046636, 38.908488 ], [ -77.046637, 38.908568 ], [ -77.046636, 38.909536 ], [ -77.046635, 38.90964 ], [ -77.045758, 38.909641 ], [ -77.045015, 38.909642 ], [ -77.044887, 38.909643 ], [ -77.044236, 38.909644 ], [ -77.044233, 38.909609 ], [ -77.044228, 38.909573 ], [ -77.04422, 38.909535 ], [ -77.044209, 38.909497 ], [ -77.044196, 38.909459 ], [ -77.044179, 38.909422 ], [ -77.04416, 38.909386 ], [ -77.044138, 38.909351 ], [ -77.044111, 38.909315 ], [ -77.044082, 38.909281 ], [ -77.04405, 38.909248 ], [ -77.044014, 38.909217 ], [ -77.043979, 38.90919 ], [ -77.043944, 38.909166 ], [ -77.04391, 38.909145 ], [ -77.044149, 38.90889 ], [ -77.044203, 38.908831 ], [ -77.044449, 38.908569 ], [ -77.044677, 38.908327 ], [ -77.044922, 38.908062 ], [ -77.044993, 38.907986 ], [ -77.045351, 38.907596 ], [ -77.045606, 38.907326 ], [ -77.045684, 38.907242 ], [ -77.046349, 38.907243 ], [ -77.046639, 38.907245 ], [ -77.046635, 38.907902 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004701", "BLKGRPCE": "1", "GEOID": "110010047011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 93631.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9040816", "INTPTLON": "-077.0106183", "mobility_total": "1159", "mobility_same_house": "1084", "mobility_different_house": "75", "mobility_different_house_same_metro": "75", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.012176, 38.904251 ], [ -77.012174, 38.904688 ], [ -77.012174, 38.904943 ], [ -77.012173, 38.905135 ], [ -77.012176, 38.905382 ], [ -77.012175, 38.905548 ], [ -77.012171, 38.905645 ], [ -77.01118, 38.905644 ], [ -77.010268, 38.90565 ], [ -77.009621, 38.905647 ], [ -77.009565, 38.905647 ], [ -77.009173, 38.905647 ], [ -77.009063, 38.905647 ], [ -77.009066, 38.90513 ], [ -77.009069, 38.904684 ], [ -77.009069, 38.904497 ], [ -77.009069, 38.904294 ], [ -77.009066, 38.90373 ], [ -77.009064, 38.903192 ], [ -77.009065, 38.902603 ], [ -77.009064, 38.902515 ], [ -77.009251, 38.902514 ], [ -77.009846, 38.902515 ], [ -77.011237, 38.902516 ], [ -77.011321, 38.902517 ], [ -77.011691, 38.902516 ], [ -77.012171, 38.902516 ], [ -77.012171, 38.902689 ], [ -77.012168, 38.902869 ], [ -77.012168, 38.903039 ], [ -77.012164, 38.903566 ], [ -77.012169, 38.903756 ], [ -77.01217, 38.903777 ], [ -77.012174, 38.904052 ], [ -77.012176, 38.904251 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "011000", "BLKGRPCE": "3", "GEOID": "110010110003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 70800.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8757240", "INTPTLON": "-077.0195823", "mobility_total": "624", "mobility_same_house": "461", "mobility_different_house": "163", "mobility_different_house_same_metro": "62", "mobility_different_house_different_metro": "101", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.021485, 38.877033 ], [ -77.021293, 38.877183 ], [ -77.021147, 38.877306 ], [ -77.02107, 38.877202 ], [ -77.021028, 38.877161 ], [ -77.020887, 38.877008 ], [ -77.02083, 38.876952 ], [ -77.020765, 38.876879 ], [ -77.020695, 38.876809 ], [ -77.020654, 38.876771 ], [ -77.020591, 38.87672 ], [ -77.020474, 38.876645 ], [ -77.020378, 38.876596 ], [ -77.020284, 38.876554 ], [ -77.02024, 38.876537 ], [ -77.020033, 38.876483 ], [ -77.019885, 38.876461 ], [ -77.018885, 38.876461 ], [ -77.017566, 38.876461 ], [ -77.017563, 38.876388 ], [ -77.017561, 38.876253 ], [ -77.017557, 38.875735 ], [ -77.017556, 38.875565 ], [ -77.017553, 38.874765 ], [ -77.017554, 38.874652 ], [ -77.01759, 38.874651 ], [ -77.018791, 38.874651 ], [ -77.020699, 38.874719 ], [ -77.021879, 38.876502 ], [ -77.021485, 38.877033 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "011000", "BLKGRPCE": "1", "GEOID": "110010110001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 35703.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8725083", "INTPTLON": "-077.0155586", "mobility_total": "586", "mobility_same_house": "407", "mobility_different_house": "179", "mobility_different_house_same_metro": "139", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.017555, 38.872306 ], [ -77.017557, 38.87269 ], [ -77.017556, 38.872978 ], [ -77.017419, 38.872977 ], [ -77.015727, 38.872972 ], [ -77.015437, 38.872925 ], [ -77.01515, 38.872898 ], [ -77.01515, 38.872916 ], [ -77.015132, 38.872945 ], [ -77.015108, 38.872959 ], [ -77.015074, 38.872965 ], [ -77.014801, 38.872967 ], [ -77.014371, 38.872966 ], [ -77.013919, 38.872965 ], [ -77.013368, 38.872977 ], [ -77.013625, 38.872381 ], [ -77.013641, 38.872342 ], [ -77.013648, 38.872322 ], [ -77.013663, 38.872261 ], [ -77.013669, 38.872221 ], [ -77.013671, 38.87218 ], [ -77.013672, 38.872036 ], [ -77.014341, 38.872035 ], [ -77.014621, 38.872036 ], [ -77.015027, 38.872036 ], [ -77.015148, 38.872037 ], [ -77.016026, 38.872039 ], [ -77.016397, 38.872038 ], [ -77.017011, 38.872039 ], [ -77.017399, 38.872039 ], [ -77.017433, 38.872041 ], [ -77.017486, 38.872053 ], [ -77.017522, 38.872066 ], [ -77.017551, 38.872086 ], [ -77.017557, 38.872104 ], [ -77.017555, 38.872306 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005600", "BLKGRPCE": "4", "GEOID": "110010056004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 86364.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9009904", "INTPTLON": "-077.0517567", "mobility_total": "1288", "mobility_same_house": "943", "mobility_different_house": "339", "mobility_different_house_same_metro": "269", "mobility_different_house_different_metro": "70", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "6" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.053315, 38.900216 ], [ -77.053315, 38.900297 ], [ -77.053313, 38.900361 ], [ -77.053313, 38.900447 ], [ -77.053309, 38.900517 ], [ -77.053307, 38.900587 ], [ -77.053305, 38.900615 ], [ -77.053307, 38.900666 ], [ -77.053307, 38.900697 ], [ -77.05331, 38.900743 ], [ -77.05331, 38.900775 ], [ -77.053314, 38.900841 ], [ -77.053311, 38.901569 ], [ -77.05331, 38.901761 ], [ -77.053308, 38.902323 ], [ -77.053306, 38.902485 ], [ -77.052567, 38.902478 ], [ -77.052387, 38.902476 ], [ -77.05181, 38.902471 ], [ -77.051414, 38.90246 ], [ -77.050785, 38.902463 ], [ -77.05076, 38.90233 ], [ -77.050743, 38.902301 ], [ -77.050714, 38.902256 ], [ -77.05067, 38.902204 ], [ -77.050619, 38.902156 ], [ -77.050561, 38.902113 ], [ -77.050532, 38.902096 ], [ -77.050497, 38.902076 ], [ -77.050418, 38.902041 ], [ -77.050355, 38.90202 ], [ -77.050279, 38.902002 ], [ -77.0502, 38.901991 ], [ -77.05012, 38.901987 ], [ -77.050125, 38.901233 ], [ -77.050131, 38.900842 ], [ -77.050129, 38.900817 ], [ -77.050129, 38.900792 ], [ -77.050128, 38.900774 ], [ -77.050128, 38.900699 ], [ -77.050129, 38.900659 ], [ -77.050131, 38.900631 ], [ -77.050133, 38.900511 ], [ -77.050133, 38.900413 ], [ -77.050136, 38.900332 ], [ -77.050135, 38.900294 ], [ -77.050135, 38.900253 ], [ -77.050133, 38.900163 ], [ -77.050129, 38.900088 ], [ -77.050127, 38.9 ], [ -77.050131, 38.899849 ], [ -77.05013, 38.899795 ], [ -77.050131, 38.899744 ], [ -77.050129, 38.899648 ], [ -77.050131, 38.899599 ], [ -77.050131, 38.899574 ], [ -77.05027, 38.899575 ], [ -77.050399, 38.899574 ], [ -77.050502, 38.899576 ], [ -77.050611, 38.899575 ], [ -77.050835, 38.899579 ], [ -77.050954, 38.899579 ], [ -77.051048, 38.899577 ], [ -77.05134, 38.899577 ], [ -77.051433, 38.899575 ], [ -77.051517, 38.899576 ], [ -77.051661, 38.899576 ], [ -77.05183, 38.899571 ], [ -77.051961, 38.899575 ], [ -77.052201, 38.899573 ], [ -77.05234, 38.899573 ], [ -77.052483, 38.899576 ], [ -77.052594, 38.899577 ], [ -77.052679, 38.899579 ], [ -77.052777, 38.89958 ], [ -77.052884, 38.899578 ], [ -77.053, 38.899577 ], [ -77.053048, 38.899575 ], [ -77.053146, 38.899577 ], [ -77.053196, 38.899582 ], [ -77.053237, 38.899592 ], [ -77.053262, 38.899602 ], [ -77.053284, 38.89962 ], [ -77.053302, 38.899642 ], [ -77.053308, 38.899665 ], [ -77.053312, 38.899748 ], [ -77.053314, 38.89983 ], [ -77.053315, 38.899969 ], [ -77.053313, 38.900034 ], [ -77.053318, 38.900152 ], [ -77.053315, 38.900216 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005600", "BLKGRPCE": "3", "GEOID": "110010056003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 61948.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8971821", "INTPTLON": "-077.0515005", "mobility_total": "1737", "mobility_same_house": "1364", "mobility_different_house": "336", "mobility_different_house_same_metro": "224", "mobility_different_house_different_metro": "112", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "37" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.053105, 38.898754 ], [ -77.052598, 38.89848 ], [ -77.052111, 38.898217 ], [ -77.052056, 38.898273 ], [ -77.052033, 38.898289 ], [ -77.052007, 38.8983 ], [ -77.051878, 38.898317 ], [ -77.051819, 38.898321 ], [ -77.051751, 38.898323 ], [ -77.051493, 38.898325 ], [ -77.051432, 38.898328 ], [ -77.051356, 38.898328 ], [ -77.051321, 38.898327 ], [ -77.051224, 38.898327 ], [ -77.051172, 38.898326 ], [ -77.051002, 38.898327 ], [ -77.050933, 38.898329 ], [ -77.050849, 38.898327 ], [ -77.050767, 38.898327 ], [ -77.050618, 38.898323 ], [ -77.050513, 38.898322 ], [ -77.050432, 38.898324 ], [ -77.050398, 38.898326 ], [ -77.05034, 38.898328 ], [ -77.05024, 38.898327 ], [ -77.050135, 38.898327 ], [ -77.050134, 38.898291 ], [ -77.050136, 38.898229 ], [ -77.050136, 38.898184 ], [ -77.050134, 38.898135 ], [ -77.050135, 38.898101 ], [ -77.050135, 38.898065 ], [ -77.050133, 38.898016 ], [ -77.050134, 38.897953 ], [ -77.050139, 38.897814 ], [ -77.050136, 38.897671 ], [ -77.050132, 38.897598 ], [ -77.050134, 38.897555 ], [ -77.050135, 38.897479 ], [ -77.050137, 38.897417 ], [ -77.050136, 38.897358 ], [ -77.050134, 38.897178 ], [ -77.050134, 38.897148 ], [ -77.050134, 38.897117 ], [ -77.050133, 38.897019 ], [ -77.050129, 38.896983 ], [ -77.050124, 38.896908 ], [ -77.050119, 38.896783 ], [ -77.050119, 38.89673 ], [ -77.050116, 38.896608 ], [ -77.050116, 38.896497 ], [ -77.050115, 38.896442 ], [ -77.050117, 38.89637 ], [ -77.050119, 38.896114 ], [ -77.050117, 38.896024 ], [ -77.051368, 38.89591 ], [ -77.051589, 38.895961 ], [ -77.051691, 38.89598 ], [ -77.052031, 38.896024 ], [ -77.052195, 38.896044 ], [ -77.052364, 38.896068 ], [ -77.052452, 38.896077 ], [ -77.052531, 38.896091 ], [ -77.052624, 38.896118 ], [ -77.052698, 38.896156 ], [ -77.052757, 38.896195 ], [ -77.052813, 38.896247 ], [ -77.052851, 38.896294 ], [ -77.052889, 38.89635 ], [ -77.052909, 38.896398 ], [ -77.052941, 38.896449 ], [ -77.052965, 38.896521 ], [ -77.052965, 38.896627 ], [ -77.052893, 38.89681 ], [ -77.052847, 38.896983 ], [ -77.052832, 38.897066 ], [ -77.052821, 38.89712 ], [ -77.052842, 38.897241 ], [ -77.052811, 38.897397 ], [ -77.05279, 38.897722 ], [ -77.052791, 38.897736 ], [ -77.052814, 38.897948 ], [ -77.052821, 38.898051 ], [ -77.052835, 38.898126 ], [ -77.052852, 38.898171 ], [ -77.052875, 38.898232 ], [ -77.052907, 38.898315 ], [ -77.052963, 38.898456 ], [ -77.053024, 38.898552 ], [ -77.053138, 38.898683 ], [ -77.053105, 38.898754 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005500", "BLKGRPCE": "2", "GEOID": "110010055002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 213337.000000, "AWATER": 9350.000000, "INTPTLAT": "+38.9062488", "INTPTLON": "-077.0523495", "mobility_total": "2276", "mobility_same_house": "1622", "mobility_different_house": "517", "mobility_different_house_same_metro": "288", "mobility_different_house_different_metro": "229", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "137" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.055996, 38.904565 ], [ -77.055924, 38.904653 ], [ -77.055859, 38.904735 ], [ -77.055833, 38.904764 ], [ -77.055816, 38.904786 ], [ -77.055797, 38.904807 ], [ -77.055779, 38.904829 ], [ -77.055737, 38.904875 ], [ -77.055719, 38.904898 ], [ -77.05567, 38.90497 ], [ -77.055658, 38.904994 ], [ -77.055639, 38.905021 ], [ -77.05561, 38.905072 ], [ -77.055576, 38.905123 ], [ -77.055545, 38.905174 ], [ -77.055491, 38.905254 ], [ -77.055435, 38.905337 ], [ -77.055412, 38.905376 ], [ -77.055348, 38.90549 ], [ -77.055334, 38.905513 ], [ -77.055322, 38.905536 ], [ -77.055309, 38.905557 ], [ -77.055268, 38.90563 ], [ -77.05526, 38.905652 ], [ -77.055239, 38.905689 ], [ -77.055196, 38.905768 ], [ -77.05518, 38.905794 ], [ -77.055165, 38.905815 ], [ -77.055147, 38.905843 ], [ -77.055129, 38.905881 ], [ -77.055103, 38.905942 ], [ -77.055087, 38.90597 ], [ -77.055075, 38.905993 ], [ -77.055068, 38.906018 ], [ -77.055051, 38.906056 ], [ -77.055023, 38.90611 ], [ -77.055005, 38.906142 ], [ -77.054998, 38.90616 ], [ -77.054991, 38.906182 ], [ -77.054979, 38.906201 ], [ -77.054972, 38.90622 ], [ -77.054961, 38.906243 ], [ -77.054937, 38.906285 ], [ -77.054923, 38.906305 ], [ -77.054903, 38.906348 ], [ -77.054896, 38.90637 ], [ -77.054884, 38.906394 ], [ -77.054869, 38.90642 ], [ -77.054846, 38.906468 ], [ -77.054785, 38.906575 ], [ -77.054764, 38.906624 ], [ -77.054755, 38.906643 ], [ -77.054747, 38.906689 ], [ -77.054726, 38.906751 ], [ -77.054698, 38.906815 ], [ -77.054682, 38.906858 ], [ -77.054676, 38.906878 ], [ -77.054671, 38.906899 ], [ -77.054653, 38.906937 ], [ -77.054646, 38.90696 ], [ -77.054638, 38.906981 ], [ -77.054619, 38.907021 ], [ -77.054593, 38.907063 ], [ -77.054573, 38.907102 ], [ -77.054555, 38.907142 ], [ -77.054511, 38.907249 ], [ -77.0545, 38.907266 ], [ -77.054477, 38.907307 ], [ -77.054463, 38.907329 ], [ -77.054452, 38.907349 ], [ -77.054431, 38.907396 ], [ -77.054423, 38.907431 ], [ -77.054411, 38.907455 ], [ -77.054393, 38.907487 ], [ -77.054364, 38.907525 ], [ -77.054354, 38.90755 ], [ -77.054339, 38.907576 ], [ -77.054287, 38.907645 ], [ -77.05427, 38.907662 ], [ -77.054236, 38.907702 ], [ -77.054217, 38.907723 ], [ -77.054173, 38.90776 ], [ -77.054101, 38.907817 ], [ -77.054027, 38.907869 ], [ -77.054005, 38.907888 ], [ -77.053967, 38.907936 ], [ -77.053944, 38.907953 ], [ -77.053927, 38.907972 ], [ -77.053896, 38.908011 ], [ -77.053869, 38.908042 ], [ -77.053844, 38.908077 ], [ -77.053788, 38.908162 ], [ -77.053772, 38.908192 ], [ -77.053759, 38.90822 ], [ -77.053709, 38.908308 ], [ -77.053692, 38.908332 ], [ -77.053676, 38.908363 ], [ -77.05366, 38.90839 ], [ -77.05363, 38.908445 ], [ -77.053617, 38.908465 ], [ -77.053601, 38.908496 ], [ -77.053544, 38.908522 ], [ -77.053509, 38.90854 ], [ -77.053486, 38.908557 ], [ -77.053464, 38.908575 ], [ -77.053362, 38.908643 ], [ -77.053328, 38.908662 ], [ -77.053247, 38.9087 ], [ -77.053223, 38.908714 ], [ -77.05314, 38.908751 ], [ -77.053103, 38.908763 ], [ -77.053006, 38.908803 ], [ -77.052959, 38.908825 ], [ -77.052927, 38.908836 ], [ -77.052883, 38.908846 ], [ -77.052799, 38.908859 ], [ -77.052768, 38.908862 ], [ -77.052687, 38.908867 ], [ -77.0526, 38.90887 ], [ -77.052464, 38.90887 ], [ -77.052351, 38.908864 ], [ -77.052328, 38.908862 ], [ -77.052083, 38.908855 ], [ -77.051902, 38.908842 ], [ -77.051878, 38.908839 ], [ -77.051792, 38.908831 ], [ -77.051685, 38.908824 ], [ -77.051616, 38.908814 ], [ -77.051572, 38.908809 ], [ -77.05152, 38.90881 ], [ -77.051423, 38.908815 ], [ -77.051297, 38.908829 ], [ -77.051189, 38.908851 ], [ -77.051127, 38.908862 ], [ -77.050956, 38.908899 ], [ -77.050903, 38.908913 ], [ -77.05085, 38.908929 ], [ -77.050745, 38.908965 ], [ -77.050679, 38.908993 ], [ -77.050616, 38.909023 ], [ -77.050575, 38.909049 ], [ -77.050553, 38.909062 ], [ -77.050482, 38.9091 ], [ -77.050389, 38.909164 ], [ -77.050362, 38.909187 ], [ -77.050327, 38.909211 ], [ -77.050305, 38.909229 ], [ -77.050243, 38.909302 ], [ -77.050228, 38.909326 ], [ -77.050206, 38.909371 ], [ -77.050194, 38.9094 ], [ -77.05018, 38.909431 ], [ -77.050161, 38.909486 ], [ -77.050158, 38.909511 ], [ -77.050142, 38.909559 ], [ -77.050146, 38.909635 ], [ -77.050085, 38.909635 ], [ -77.049973, 38.909635 ], [ -77.049533, 38.909635 ], [ -77.049341, 38.909635 ], [ -77.048903, 38.909635 ], [ -77.048797, 38.909634 ], [ -77.048797, 38.908565 ], [ -77.048798, 38.908489 ], [ -77.048798, 38.908159 ], [ -77.048798, 38.9079 ], [ -77.048798, 38.907751 ], [ -77.048806, 38.907238 ], [ -77.049045, 38.90724 ], [ -77.049613, 38.907242 ], [ -77.050101, 38.907246 ], [ -77.050208, 38.907245 ], [ -77.050624, 38.907245 ], [ -77.051407, 38.907243 ], [ -77.051405, 38.907158 ], [ -77.051404, 38.906822 ], [ -77.051405, 38.90618 ], [ -77.051405, 38.905417 ], [ -77.051408, 38.905261 ], [ -77.05141, 38.905134 ], [ -77.051411, 38.905112 ], [ -77.051411, 38.904555 ], [ -77.051411, 38.904414 ], [ -77.051413, 38.904235 ], [ -77.051413, 38.903828 ], [ -77.051414, 38.90374 ], [ -77.051417, 38.903148 ], [ -77.051416, 38.902977 ], [ -77.053303, 38.903636 ], [ -77.053781, 38.9038 ], [ -77.054108, 38.903909 ], [ -77.054754, 38.904127 ], [ -77.054794, 38.904144 ], [ -77.055277, 38.904315 ], [ -77.055521, 38.904407 ], [ -77.055788, 38.904491 ], [ -77.055916, 38.904536 ], [ -77.055953, 38.904549 ], [ -77.055996, 38.904565 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005500", "BLKGRPCE": "3", "GEOID": "110010055003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 164751.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9052766", "INTPTLON": "-077.0494324", "mobility_total": "1837", "mobility_same_house": "1232", "mobility_different_house": "513", "mobility_different_house_same_metro": "234", "mobility_different_house_different_metro": "279", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "92" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.051417, 38.903148 ], [ -77.051414, 38.90374 ], [ -77.051413, 38.903828 ], [ -77.051413, 38.904235 ], [ -77.051411, 38.904414 ], [ -77.051411, 38.904555 ], [ -77.051411, 38.905112 ], [ -77.05141, 38.905134 ], [ -77.051408, 38.905261 ], [ -77.051405, 38.905417 ], [ -77.051405, 38.90618 ], [ -77.051404, 38.906822 ], [ -77.051405, 38.907158 ], [ -77.051407, 38.907243 ], [ -77.050624, 38.907245 ], [ -77.050208, 38.907245 ], [ -77.050101, 38.907246 ], [ -77.049613, 38.907242 ], [ -77.049045, 38.90724 ], [ -77.048806, 38.907238 ], [ -77.048686, 38.907237 ], [ -77.048423, 38.907243 ], [ -77.048232, 38.907244 ], [ -77.047557, 38.907243 ], [ -77.047078, 38.907244 ], [ -77.046639, 38.907245 ], [ -77.046349, 38.907243 ], [ -77.045684, 38.907242 ], [ -77.045768, 38.907153 ], [ -77.046187, 38.90672 ], [ -77.046643, 38.906232 ], [ -77.046998, 38.905853 ], [ -77.047219, 38.905619 ], [ -77.047429, 38.905367 ], [ -77.047479, 38.905309 ], [ -77.04763, 38.90519 ], [ -77.047928, 38.904857 ], [ -77.048187, 38.904575 ], [ -77.048421, 38.904338 ], [ -77.048609, 38.904142 ], [ -77.04869, 38.904051 ], [ -77.048883, 38.903757 ], [ -77.049002, 38.903695 ], [ -77.049042, 38.903675 ], [ -77.04914, 38.903573 ], [ -77.049307, 38.903404 ], [ -77.049727, 38.902969 ], [ -77.049657, 38.902927 ], [ -77.049603, 38.902884 ], [ -77.049552, 38.902834 ], [ -77.04951, 38.902781 ], [ -77.049479, 38.902729 ], [ -77.04946, 38.902689 ], [ -77.04945, 38.902632 ], [ -77.049448, 38.902561 ], [ -77.04945, 38.902526 ], [ -77.04946, 38.902458 ], [ -77.049471, 38.902423 ], [ -77.049506, 38.902339 ], [ -77.04952, 38.902308 ], [ -77.049566, 38.902175 ], [ -77.049679, 38.902109 ], [ -77.049743, 38.902073 ], [ -77.049813, 38.902042 ], [ -77.049886, 38.902018 ], [ -77.049963, 38.902 ], [ -77.050041, 38.90199 ], [ -77.05012, 38.901987 ], [ -77.0502, 38.901991 ], [ -77.050279, 38.902002 ], [ -77.050355, 38.90202 ], [ -77.050418, 38.902041 ], [ -77.050497, 38.902076 ], [ -77.050532, 38.902096 ], [ -77.050561, 38.902113 ], [ -77.050619, 38.902156 ], [ -77.05067, 38.902204 ], [ -77.050714, 38.902256 ], [ -77.050743, 38.902301 ], [ -77.05076, 38.90233 ], [ -77.050785, 38.902463 ], [ -77.05078, 38.902526 ], [ -77.050771, 38.902584 ], [ -77.050768, 38.902603 ], [ -77.050747, 38.902683 ], [ -77.050723, 38.902735 ], [ -77.051018, 38.902693 ], [ -77.051153, 38.902812 ], [ -77.051201, 38.902846 ], [ -77.051275, 38.902895 ], [ -77.051416, 38.902977 ], [ -77.051417, 38.903148 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005600", "BLKGRPCE": "1", "GEOID": "110010056001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 97405.000000, "AWATER": 637.000000, "INTPTLAT": "+38.9031586", "INTPTLON": "-077.0540309", "mobility_total": "1779", "mobility_same_house": "969", "mobility_different_house": "671", "mobility_different_house_same_metro": "528", "mobility_different_house_different_metro": "142", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "139" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.057714, 38.902647 ], [ -77.057685, 38.902686 ], [ -77.057669, 38.902715 ], [ -77.057634, 38.902757 ], [ -77.057602, 38.902801 ], [ -77.057569, 38.902852 ], [ -77.05754, 38.902888 ], [ -77.057385, 38.902958 ], [ -77.057307, 38.902994 ], [ -77.057079, 38.903101 ], [ -77.056956, 38.903163 ], [ -77.056871, 38.903201 ], [ -77.056793, 38.903241 ], [ -77.056725, 38.903265 ], [ -77.056637, 38.903295 ], [ -77.056595, 38.90363 ], [ -77.056583, 38.903769 ], [ -77.056449, 38.903883 ], [ -77.056429, 38.903899 ], [ -77.056386, 38.903936 ], [ -77.056345, 38.903974 ], [ -77.056327, 38.903995 ], [ -77.05631, 38.904013 ], [ -77.056291, 38.904031 ], [ -77.056255, 38.904073 ], [ -77.056202, 38.904131 ], [ -77.056182, 38.904151 ], [ -77.056163, 38.904172 ], [ -77.056144, 38.904195 ], [ -77.056129, 38.904217 ], [ -77.056069, 38.904314 ], [ -77.056055, 38.904342 ], [ -77.056038, 38.904367 ], [ -77.056022, 38.904394 ], [ -77.055983, 38.904453 ], [ -77.055916, 38.904536 ], [ -77.055788, 38.904491 ], [ -77.055521, 38.904407 ], [ -77.055277, 38.904315 ], [ -77.054794, 38.904144 ], [ -77.054754, 38.904127 ], [ -77.054108, 38.903909 ], [ -77.053781, 38.9038 ], [ -77.053303, 38.903636 ], [ -77.051416, 38.902977 ], [ -77.051275, 38.902895 ], [ -77.051201, 38.902846 ], [ -77.051153, 38.902812 ], [ -77.051018, 38.902693 ], [ -77.050723, 38.902735 ], [ -77.050747, 38.902683 ], [ -77.050768, 38.902603 ], [ -77.050771, 38.902584 ], [ -77.05078, 38.902526 ], [ -77.050785, 38.902463 ], [ -77.051414, 38.90246 ], [ -77.05181, 38.902471 ], [ -77.052387, 38.902476 ], [ -77.052567, 38.902478 ], [ -77.053306, 38.902485 ], [ -77.053308, 38.902323 ], [ -77.05331, 38.901761 ], [ -77.053311, 38.901569 ], [ -77.053314, 38.900841 ], [ -77.05331, 38.900775 ], [ -77.05331, 38.900743 ], [ -77.053307, 38.900697 ], [ -77.053625, 38.900696 ], [ -77.053686, 38.900698 ], [ -77.053765, 38.900695 ], [ -77.053849, 38.900694 ], [ -77.054076, 38.900696 ], [ -77.054432, 38.900692 ], [ -77.054486, 38.900692 ], [ -77.054569, 38.900697 ], [ -77.054598, 38.900696 ], [ -77.054627, 38.900702 ], [ -77.054673, 38.900722 ], [ -77.054701, 38.900747 ], [ -77.054739, 38.900814 ], [ -77.05475, 38.90084 ], [ -77.054753, 38.900865 ], [ -77.054756, 38.90094 ], [ -77.054757, 38.90105 ], [ -77.054758, 38.90113 ], [ -77.054753, 38.901501 ], [ -77.054754, 38.901843 ], [ -77.054748, 38.902276 ], [ -77.054746, 38.902295 ], [ -77.054741, 38.902484 ], [ -77.055247, 38.902496 ], [ -77.056108, 38.902528 ], [ -77.056305, 38.902524 ], [ -77.056531, 38.902519 ], [ -77.05688, 38.902531 ], [ -77.056979, 38.902533 ], [ -77.05757, 38.902542 ], [ -77.057605, 38.902542 ], [ -77.057668, 38.902543 ], [ -77.057787, 38.902545 ], [ -77.057714, 38.902647 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010800", "BLKGRPCE": "1", "GEOID": "110010108001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 112810.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9005669", "INTPTLON": "-077.0474728", "mobility_total": "1609", "mobility_same_house": "873", "mobility_different_house": "684", "mobility_different_house_same_metro": "222", "mobility_different_house_different_metro": "441", "mobility_different_house_outside_stat_area": "4", "mobility_abroad": "52" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.050136, 38.900332 ], [ -77.050133, 38.900413 ], [ -77.050133, 38.900511 ], [ -77.050131, 38.900631 ], [ -77.050129, 38.900659 ], [ -77.050128, 38.900699 ], [ -77.050128, 38.900774 ], [ -77.050129, 38.900792 ], [ -77.050129, 38.900817 ], [ -77.050131, 38.900842 ], [ -77.050125, 38.901233 ], [ -77.05012, 38.901987 ], [ -77.050041, 38.90199 ], [ -77.049963, 38.902 ], [ -77.049886, 38.902018 ], [ -77.049813, 38.902042 ], [ -77.049743, 38.902073 ], [ -77.049679, 38.902109 ], [ -77.049566, 38.902175 ], [ -77.049369, 38.902288 ], [ -77.048831, 38.902088 ], [ -77.048261, 38.901876 ], [ -77.047935, 38.901765 ], [ -77.047063, 38.901462 ], [ -77.046653, 38.901318 ], [ -77.046406, 38.901232 ], [ -77.046168, 38.901148 ], [ -77.045297, 38.900844 ], [ -77.045033, 38.900751 ], [ -77.0449, 38.900705 ], [ -77.044795, 38.900669 ], [ -77.043665, 38.900275 ], [ -77.043604, 38.900252 ], [ -77.043462, 38.900202 ], [ -77.043463, 38.900046 ], [ -77.043463, 38.899689 ], [ -77.043464, 38.899575 ], [ -77.044236, 38.899576 ], [ -77.044712, 38.89958 ], [ -77.044738, 38.899579 ], [ -77.044905, 38.899579 ], [ -77.045015, 38.899578 ], [ -77.045236, 38.899579 ], [ -77.045862, 38.899575 ], [ -77.046653, 38.899577 ], [ -77.047184, 38.899581 ], [ -77.047348, 38.89958 ], [ -77.047539, 38.899578 ], [ -77.047744, 38.899577 ], [ -77.047903, 38.899576 ], [ -77.048252, 38.899577 ], [ -77.048836, 38.899575 ], [ -77.048897, 38.899574 ], [ -77.048996, 38.899576 ], [ -77.049114, 38.899577 ], [ -77.049361, 38.899576 ], [ -77.049705, 38.899578 ], [ -77.049818, 38.899575 ], [ -77.049913, 38.899574 ], [ -77.049982, 38.899575 ], [ -77.050065, 38.899575 ], [ -77.050131, 38.899574 ], [ -77.050131, 38.899599 ], [ -77.050129, 38.899648 ], [ -77.050131, 38.899744 ], [ -77.05013, 38.899795 ], [ -77.050131, 38.899849 ], [ -77.050127, 38.9 ], [ -77.050129, 38.900088 ], [ -77.050133, 38.900163 ], [ -77.050135, 38.900253 ], [ -77.050135, 38.900294 ], [ -77.050136, 38.900332 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010900", "BLKGRPCE": "2", "GEOID": "110010109002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 2268999.000000, "AWATER": 2936603.000000, "INTPTLAT": "+38.8132450", "INTPTLON": "-077.0238468", "mobility_total": "2139", "mobility_same_house": "1127", "mobility_different_house": "971", "mobility_different_house_same_metro": "670", "mobility_different_house_different_metro": "288", "mobility_different_house_outside_stat_area": "2", "mobility_abroad": "41" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.039191, 38.800496 ], [ -77.03913, 38.800817 ], [ -77.038966, 38.801677 ], [ -77.03862, 38.80348 ], [ -77.038413, 38.804555 ], [ -77.038378, 38.804739 ], [ -77.038316, 38.805044 ], [ -77.038183, 38.805702 ], [ -77.038, 38.806581 ], [ -77.03772, 38.808144 ], [ -77.037642, 38.808574 ], [ -77.037288, 38.810527 ], [ -77.037306, 38.812237 ], [ -77.037338, 38.813405 ], [ -77.037356, 38.814187 ], [ -77.037358, 38.814477 ], [ -77.037356, 38.814535 ], [ -77.037343, 38.814635 ], [ -77.037362, 38.814704 ], [ -77.037389, 38.814739 ], [ -77.037417, 38.814786 ], [ -77.037427, 38.814852 ], [ -77.037437, 38.814939 ], [ -77.037473, 38.814997 ], [ -77.037523, 38.815044 ], [ -77.037594, 38.815089 ], [ -77.037673, 38.815143 ], [ -77.037741, 38.815183 ], [ -77.037826, 38.815248 ], [ -77.037907, 38.815321 ], [ -77.038026, 38.815436 ], [ -77.038079, 38.815514 ], [ -77.038146, 38.815613 ], [ -77.038223, 38.815772 ], [ -77.038274, 38.815873 ], [ -77.038315, 38.815969 ], [ -77.038351, 38.816029 ], [ -77.038378, 38.816071 ], [ -77.038412, 38.81609 ], [ -77.038421, 38.816139 ], [ -77.038426, 38.816199 ], [ -77.038432, 38.816212 ], [ -77.038447, 38.816241 ], [ -77.038458, 38.816293 ], [ -77.038487, 38.816515 ], [ -77.038506, 38.816621 ], [ -77.038523, 38.816715 ], [ -77.03854, 38.816811 ], [ -77.038553, 38.816898 ], [ -77.038559, 38.816978 ], [ -77.038566, 38.817049 ], [ -77.03854, 38.817064 ], [ -77.038544, 38.817079 ], [ -77.038568, 38.817089 ], [ -77.038576, 38.817108 ], [ -77.038607, 38.817183 ], [ -77.038631, 38.817268 ], [ -77.03866, 38.81734 ], [ -77.038675, 38.817407 ], [ -77.038691, 38.817457 ], [ -77.038704, 38.817513 ], [ -77.038711, 38.81756 ], [ -77.038702, 38.817596 ], [ -77.038711, 38.817643 ], [ -77.038743, 38.817635 ], [ -77.038777, 38.817685 ], [ -77.038752, 38.817705 ], [ -77.038751, 38.817736 ], [ -77.038778, 38.817808 ], [ -77.038789, 38.817855 ], [ -77.038826, 38.817875 ], [ -77.038837, 38.817922 ], [ -77.038812, 38.817946 ], [ -77.0388, 38.817978 ], [ -77.038809, 38.818001 ], [ -77.038856, 38.818037 ], [ -77.038844, 38.818114 ], [ -77.03882, 38.818137 ], [ -77.038856, 38.818165 ], [ -77.038867, 38.818208 ], [ -77.038869, 38.818245 ], [ -77.038873, 38.818321 ], [ -77.038882, 38.818378 ], [ -77.038898, 38.818428 ], [ -77.038909, 38.818469 ], [ -77.038927, 38.818512 ], [ -77.038951, 38.818577 ], [ -77.038968, 38.818625 ], [ -77.038977, 38.818668 ], [ -77.038985, 38.818682 ], [ -77.038992, 38.8187 ], [ -77.038991, 38.818726 ], [ -77.038981, 38.818755 ], [ -77.03897, 38.818779 ], [ -77.039083, 38.81882 ], [ -77.039061, 38.818865 ], [ -77.03912, 38.818885 ], [ -77.039101, 38.818939 ], [ -77.039038, 38.818921 ], [ -77.03903, 38.818929 ], [ -77.039006, 38.818951 ], [ -77.038985, 38.818976 ], [ -77.038953, 38.819011 ], [ -77.038925, 38.819036 ], [ -77.038907, 38.819062 ], [ -77.038886, 38.819089 ], [ -77.038872, 38.819125 ], [ -77.038862, 38.819167 ], [ -77.038864, 38.819259 ], [ -77.038867, 38.819329 ], [ -77.038899, 38.819368 ], [ -77.038905, 38.819398 ], [ -77.038892, 38.819427 ], [ -77.03892, 38.819473 ], [ -77.038923, 38.819504 ], [ -77.038942, 38.819533 ], [ -77.03896, 38.819536 ], [ -77.038983, 38.819539 ], [ -77.039025, 38.819526 ], [ -77.039132, 38.819606 ], [ -77.027477, 38.819979 ], [ -77.025757, 38.820095 ], [ -77.025733, 38.8201 ], [ -77.025701, 38.820104 ], [ -77.025669, 38.820106 ], [ -77.025514, 38.820123 ], [ -77.025481, 38.820126 ], [ -77.025366, 38.820141 ], [ -77.025225, 38.820158 ], [ -77.024742, 38.82021 ], [ -77.024204, 38.820274 ], [ -77.023606, 38.820338 ], [ -77.023001, 38.820406 ], [ -77.022467, 38.820464 ], [ -77.022242, 38.820489 ], [ -77.021932, 38.820521 ], [ -77.020476, 38.820661 ], [ -77.020232, 38.820686 ], [ -77.02004, 38.820712 ], [ -77.018283, 38.820793 ], [ -77.018221, 38.820799 ], [ -77.018146, 38.820812 ], [ -77.01804, 38.820861 ], [ -77.018003, 38.820886 ], [ -77.017969, 38.820914 ], [ -77.017922, 38.820964 ], [ -77.017861, 38.821036 ], [ -77.017803, 38.821109 ], [ -77.017775, 38.821146 ], [ -77.017696, 38.821259 ], [ -77.017671, 38.821298 ], [ -77.017635, 38.821362 ], [ -77.017619, 38.821395 ], [ -77.017591, 38.821461 ], [ -77.017484, 38.821664 ], [ -77.017473, 38.821714 ], [ -77.017438, 38.821852 ], [ -77.017428, 38.821913 ], [ -77.017417, 38.821962 ], [ -77.017393, 38.822104 ], [ -77.017386, 38.822153 ], [ -77.017379, 38.822232 ], [ -77.017377, 38.822295 ], [ -77.017377, 38.822371 ], [ -77.017379, 38.822404 ], [ -77.017379, 38.822486 ], [ -77.017376, 38.823233 ], [ -77.017369, 38.823352 ], [ -77.01737, 38.823575 ], [ -77.01737, 38.823592 ], [ -77.017092, 38.823743 ], [ -77.01683, 38.82385 ], [ -77.016527, 38.823765 ], [ -77.015826, 38.823712 ], [ -77.012699, 38.823032 ], [ -77.012083, 38.821896 ], [ -77.012071, 38.821873 ], [ -77.011942, 38.822091 ], [ -77.011809, 38.822321 ], [ -77.011693, 38.822528 ], [ -77.011629, 38.822661 ], [ -77.011557, 38.82282 ], [ -77.011489, 38.822665 ], [ -77.011394, 38.822448 ], [ -77.011365, 38.822379 ], [ -77.011334, 38.822307 ], [ -77.011305, 38.822242 ], [ -77.011276, 38.822173 ], [ -77.011244, 38.822102 ], [ -77.011214, 38.82203 ], [ -77.011186, 38.821958 ], [ -77.01116, 38.821885 ], [ -77.011109, 38.821726 ], [ -77.011085, 38.821641 ], [ -77.011063, 38.821555 ], [ -77.011044, 38.821468 ], [ -77.011018, 38.821327 ], [ -77.010996, 38.821165 ], [ -77.010991, 38.821111 ], [ -77.010984, 38.821014 ], [ -77.010979, 38.820893 ], [ -77.010975, 38.820558 ], [ -77.010967, 38.820379 ], [ -77.010841, 38.820398 ], [ -77.009856, 38.820542 ], [ -77.009772, 38.820555 ], [ -77.009406, 38.82061 ], [ -77.00902, 38.82067 ], [ -77.008393, 38.820763 ], [ -77.008361, 38.820767 ], [ -77.008268, 38.820775 ], [ -77.008167, 38.820778 ], [ -77.008135, 38.820777 ], [ -77.008102, 38.820777 ], [ -77.008024, 38.820772 ], [ -77.007931, 38.82076 ], [ -77.007886, 38.820751 ], [ -77.007796, 38.82073 ], [ -77.007752, 38.820717 ], [ -77.007709, 38.820703 ], [ -77.007667, 38.820688 ], [ -77.007626, 38.820671 ], [ -77.007405, 38.820562 ], [ -77.007382, 38.820552 ], [ -77.007361, 38.82054 ], [ -77.007329, 38.82052 ], [ -77.007231, 38.82047 ], [ -77.007233, 38.820541 ], [ -77.007235, 38.820674 ], [ -77.007226, 38.821422 ], [ -77.007226, 38.821924 ], [ -77.007229, 38.821956 ], [ -77.007235, 38.821981 ], [ -77.007254, 38.822032 ], [ -77.007458, 38.82235 ], [ -77.007623, 38.822658 ], [ -77.007759, 38.82292 ], [ -77.008086, 38.823631 ], [ -77.008023, 38.82364 ], [ -77.007956, 38.823652 ], [ -77.007889, 38.823666 ], [ -77.007824, 38.823682 ], [ -77.007728, 38.82371 ], [ -77.007635, 38.823743 ], [ -77.007562, 38.823772 ], [ -77.007363, 38.823847 ], [ -77.007308, 38.823867 ], [ -77.007149, 38.823927 ], [ -77.007116, 38.823938 ], [ -77.007082, 38.823948 ], [ -77.007015, 38.823966 ], [ -77.006946, 38.82398 ], [ -77.006876, 38.823992 ], [ -77.006745, 38.824007 ], [ -77.006681, 38.824011 ], [ -77.006616, 38.824012 ], [ -77.006551, 38.82401 ], [ -77.006519, 38.824008 ], [ -77.006494, 38.824008 ], [ -77.006394, 38.824012 ], [ -77.00637, 38.824014 ], [ -77.006345, 38.824015 ], [ -77.00627, 38.824023 ], [ -77.006215, 38.824033 ], [ -77.006107, 38.824058 ], [ -77.006027, 38.824082 ], [ -77.006002, 38.824091 ], [ -77.005907, 38.823991 ], [ -77.005846, 38.823932 ], [ -77.005784, 38.823876 ], [ -77.005716, 38.823817 ], [ -77.005631, 38.823747 ], [ -77.005529, 38.823667 ], [ -77.005479, 38.823631 ], [ -77.00543, 38.823594 ], [ -77.005238, 38.823464 ], [ -77.005147, 38.823411 ], [ -77.005055, 38.82336 ], [ -77.004866, 38.823262 ], [ -77.004769, 38.823215 ], [ -77.004666, 38.823169 ], [ -77.004543, 38.823114 ], [ -77.004473, 38.823083 ], [ -77.003178, 38.822511 ], [ -77.002884, 38.822382 ], [ -77.00279, 38.822338 ], [ -77.002698, 38.822291 ], [ -77.002608, 38.822243 ], [ -77.002563, 38.822218 ], [ -77.002476, 38.822166 ], [ -77.002433, 38.822139 ], [ -77.002187, 38.821965 ], [ -77.002072, 38.821882 ], [ -77.001846, 38.821713 ], [ -77.001379, 38.82135 ], [ -77.001243, 38.821275 ], [ -77.001303, 38.821222 ], [ -77.006481, 38.817058 ], [ -77.006618, 38.816948 ], [ -77.009193, 38.814947 ], [ -77.01634, 38.809359 ], [ -77.020727, 38.80593 ], [ -77.022267, 38.804779 ], [ -77.022369, 38.804689 ], [ -77.022465, 38.804604 ], [ -77.024334, 38.803113 ], [ -77.035519, 38.794373 ], [ -77.036444, 38.79365 ], [ -77.037362, 38.792933 ], [ -77.037405, 38.792899 ], [ -77.03752, 38.792809 ], [ -77.037572, 38.792768 ], [ -77.037834, 38.792563 ], [ -77.037931, 38.792487 ], [ -77.03803, 38.79241 ], [ -77.039006, 38.791645 ], [ -77.03899, 38.792415 ], [ -77.038988, 38.792499 ], [ -77.038987, 38.792552 ], [ -77.038984, 38.792767 ], [ -77.038983, 38.792827 ], [ -77.038984, 38.792915 ], [ -77.038988, 38.793673 ], [ -77.038989, 38.793701 ], [ -77.039009, 38.79441 ], [ -77.03901, 38.794541 ], [ -77.039015, 38.794734 ], [ -77.039074, 38.796876 ], [ -77.039074, 38.796903 ], [ -77.03908, 38.79716 ], [ -77.039084, 38.797288 ], [ -77.039092, 38.797571 ], [ -77.039094, 38.797589 ], [ -77.039098, 38.797649 ], [ -77.039114, 38.798169 ], [ -77.039158, 38.799507 ], [ -77.039164, 38.799742 ], [ -77.039176, 38.800034 ], [ -77.039184, 38.8003 ], [ -77.039191, 38.800496 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007401", "BLKGRPCE": "1", "GEOID": "110010074011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1038209.000000, "AWATER": 200992.000000, "INTPTLAT": "+38.8665088", "INTPTLON": "-076.9951996", "mobility_total": "1325", "mobility_same_house": "1182", "mobility_different_house": "143", "mobility_different_house_same_metro": "139", "mobility_different_house_different_metro": "4", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.005397, 38.868793 ], [ -77.003415, 38.870878 ], [ -76.999542, 38.870485 ], [ -76.995482, 38.870073 ], [ -76.993827, 38.870097 ], [ -76.992669, 38.870123 ], [ -76.99246, 38.870129 ], [ -76.990298, 38.871208 ], [ -76.990102, 38.871349 ], [ -76.989569, 38.870681 ], [ -76.989433, 38.870511 ], [ -76.989225, 38.870274 ], [ -76.988849, 38.869812 ], [ -76.988596, 38.869468 ], [ -76.98858, 38.86945 ], [ -76.988553, 38.869413 ], [ -76.98848, 38.869313 ], [ -76.988353, 38.869138 ], [ -76.988265, 38.869014 ], [ -76.988228, 38.868925 ], [ -76.988187, 38.868803 ], [ -76.988166, 38.868686 ], [ -76.988163, 38.868617 ], [ -76.988166, 38.868536 ], [ -76.98819, 38.868408 ], [ -76.988977, 38.86795 ], [ -76.9902, 38.86722 ], [ -76.991102, 38.866207 ], [ -76.991443, 38.865824 ], [ -76.991569, 38.865684 ], [ -76.992402, 38.864823 ], [ -76.992261, 38.864693 ], [ -76.992324, 38.864631 ], [ -76.992346, 38.864601 ], [ -76.992346, 38.864577 ], [ -76.992327, 38.86455 ], [ -76.991837, 38.86422 ], [ -76.991756, 38.864168 ], [ -76.991431, 38.863955 ], [ -76.991415, 38.863941 ], [ -76.991395, 38.863919 ], [ -76.991366, 38.863873 ], [ -76.991126, 38.863565 ], [ -76.991089, 38.86352 ], [ -76.991053, 38.863474 ], [ -76.991016, 38.863429 ], [ -76.991221, 38.863318 ], [ -76.991508, 38.863161 ], [ -76.992245, 38.862765 ], [ -76.992674, 38.862533 ], [ -76.992979, 38.862367 ], [ -76.993087, 38.862309 ], [ -76.993139, 38.86228 ], [ -76.993159, 38.862268 ], [ -76.993217, 38.862226 ], [ -76.993235, 38.862211 ], [ -76.993268, 38.86218 ], [ -76.993298, 38.862146 ], [ -76.993548, 38.861833 ], [ -76.993623, 38.861738 ], [ -76.99375, 38.861572 ], [ -76.993827, 38.861455 ], [ -76.994024, 38.861155 ], [ -76.99416, 38.860936 ], [ -76.994239, 38.860791 ], [ -76.994327, 38.860654 ], [ -76.994395, 38.860546 ], [ -76.99519, 38.859303 ], [ -76.995289, 38.859359 ], [ -76.995767, 38.859653 ], [ -76.995888, 38.859729 ], [ -76.996125, 38.859878 ], [ -76.996283, 38.859976 ], [ -76.99635, 38.859906 ], [ -76.996477, 38.859781 ], [ -76.996722, 38.859542 ], [ -76.996786, 38.859488 ], [ -76.997129, 38.859135 ], [ -76.997333, 38.858935 ], [ -76.997752, 38.858514 ], [ -76.997978, 38.858297 ], [ -76.998052, 38.858225 ], [ -76.998137, 38.858144 ], [ -76.998763, 38.857518 ], [ -77.002196, 38.860261 ], [ -77.002659, 38.860295 ], [ -77.002262, 38.860508 ], [ -77.002366, 38.860576 ], [ -77.002349, 38.860523 ], [ -77.002383, 38.860499 ], [ -77.00279, 38.86043 ], [ -77.002823, 38.860505 ], [ -77.002923, 38.860504 ], [ -77.003004, 38.860535 ], [ -77.00331, 38.860649 ], [ -77.003446, 38.860689 ], [ -77.003132, 38.861028 ], [ -77.002936, 38.861312 ], [ -77.0029, 38.861366 ], [ -77.002877, 38.861399 ], [ -77.002866, 38.861417 ], [ -77.002807, 38.861504 ], [ -77.002796, 38.861522 ], [ -77.002681, 38.861698 ], [ -77.002669, 38.861715 ], [ -77.002601, 38.861821 ], [ -77.002379, 38.862175 ], [ -77.002347, 38.862229 ], [ -77.002292, 38.862318 ], [ -77.002282, 38.862336 ], [ -77.00226, 38.862371 ], [ -77.002217, 38.862443 ], [ -77.00219, 38.862494 ], [ -77.002165, 38.862545 ], [ -77.002141, 38.862597 ], [ -77.002098, 38.862701 ], [ -77.002078, 38.862754 ], [ -77.00206, 38.862815 ], [ -77.002028, 38.862936 ], [ -77.002014, 38.862997 ], [ -77.002002, 38.863058 ], [ -77.001991, 38.863132 ], [ -77.001927, 38.863492 ], [ -77.001818, 38.864196 ], [ -77.001805, 38.864286 ], [ -77.001793, 38.86436 ], [ -77.001755, 38.864608 ], [ -77.001752, 38.864642 ], [ -77.001731, 38.864828 ], [ -77.00173, 38.864871 ], [ -77.001729, 38.86513 ], [ -77.001734, 38.865212 ], [ -77.001745, 38.865295 ], [ -77.001752, 38.865336 ], [ -77.00176, 38.865376 ], [ -77.00177, 38.865417 ], [ -77.001791, 38.865492 ], [ -77.001803, 38.865527 ], [ -77.001817, 38.865561 ], [ -77.001839, 38.865611 ], [ -77.001976, 38.865866 ], [ -77.001997, 38.865902 ], [ -77.002037, 38.865974 ], [ -77.0021, 38.866082 ], [ -77.002207, 38.866283 ], [ -77.002305, 38.86646 ], [ -77.00234, 38.866533 ], [ -77.002355, 38.866568 ], [ -77.002368, 38.866603 ], [ -77.002379, 38.866638 ], [ -77.002398, 38.86671 ], [ -77.002405, 38.866746 ], [ -77.00241, 38.866782 ], [ -77.002414, 38.866819 ], [ -77.002416, 38.866852 ], [ -77.002417, 38.866918 ], [ -77.002413, 38.866984 ], [ -77.002409, 38.867017 ], [ -77.002399, 38.867082 ], [ -77.002392, 38.867115 ], [ -77.002372, 38.867186 ], [ -77.002351, 38.867242 ], [ -77.002342, 38.867261 ], [ -77.002314, 38.867315 ], [ -77.002269, 38.867389 ], [ -77.002305, 38.867413 ], [ -77.002325, 38.867428 ], [ -77.002397, 38.867475 ], [ -77.003298, 38.867854 ], [ -77.003694, 38.868012 ], [ -77.005457, 38.868707 ], [ -77.005397, 38.868793 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007403", "BLKGRPCE": "1", "GEOID": "110010074031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 330203.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8484766", "INTPTLON": "-076.9743666", "mobility_total": "3304", "mobility_same_house": "2722", "mobility_different_house": "582", "mobility_different_house_same_metro": "461", "mobility_different_house_different_metro": "121", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.980981, 38.8467 ], [ -76.980819, 38.846745 ], [ -76.980659, 38.846791 ], [ -76.980602, 38.846808 ], [ -76.980422, 38.846864 ], [ -76.980308, 38.846903 ], [ -76.980262, 38.846918 ], [ -76.980184, 38.846945 ], [ -76.980063, 38.846991 ], [ -76.979983, 38.847023 ], [ -76.979787, 38.847108 ], [ -76.979677, 38.84716 ], [ -76.979623, 38.847187 ], [ -76.979464, 38.847271 ], [ -76.979412, 38.8473 ], [ -76.97926, 38.847391 ], [ -76.979165, 38.847451 ], [ -76.979059, 38.847522 ], [ -76.979023, 38.847547 ], [ -76.978868, 38.847661 ], [ -76.978746, 38.847758 ], [ -76.978629, 38.847858 ], [ -76.97858, 38.847901 ], [ -76.978441, 38.848033 ], [ -76.978354, 38.848124 ], [ -76.978311, 38.848171 ], [ -76.97823, 38.848265 ], [ -76.978187, 38.848319 ], [ -76.978136, 38.848388 ], [ -76.977955, 38.848633 ], [ -76.977767, 38.848931 ], [ -76.977739, 38.848974 ], [ -76.97771, 38.849016 ], [ -76.977618, 38.84914 ], [ -76.97752, 38.849261 ], [ -76.977486, 38.8493 ], [ -76.97745, 38.849339 ], [ -76.977401, 38.849394 ], [ -76.97735, 38.849448 ], [ -76.977244, 38.849554 ], [ -76.977134, 38.849657 ], [ -76.977077, 38.849708 ], [ -76.97696, 38.849806 ], [ -76.9769, 38.849854 ], [ -76.976839, 38.849901 ], [ -76.976776, 38.849947 ], [ -76.976648, 38.850037 ], [ -76.976515, 38.850123 ], [ -76.976448, 38.850164 ], [ -76.97631, 38.850245 ], [ -76.976272, 38.850266 ], [ -76.97624, 38.850284 ], [ -76.9761, 38.850356 ], [ -76.976001, 38.850404 ], [ -76.975884, 38.850457 ], [ -76.975811, 38.850489 ], [ -76.975663, 38.850551 ], [ -76.975513, 38.850609 ], [ -76.975361, 38.850661 ], [ -76.975183, 38.850714 ], [ -76.975066, 38.850748 ], [ -76.97435, 38.850941 ], [ -76.974206, 38.850977 ], [ -76.974083, 38.851009 ], [ -76.973918, 38.85105 ], [ -76.973854, 38.851061 ], [ -76.973757, 38.851079 ], [ -76.973577, 38.851107 ], [ -76.973536, 38.851114 ], [ -76.97338, 38.851132 ], [ -76.973249, 38.851146 ], [ -76.972946, 38.85118 ], [ -76.972827, 38.851194 ], [ -76.97276, 38.851201 ], [ -76.972324, 38.85085 ], [ -76.972124, 38.850708 ], [ -76.971595, 38.850334 ], [ -76.971265, 38.850159 ], [ -76.970861, 38.849966 ], [ -76.970244, 38.849711 ], [ -76.969796, 38.849549 ], [ -76.969291, 38.849393 ], [ -76.969067, 38.849337 ], [ -76.968793, 38.849267 ], [ -76.967803, 38.849118 ], [ -76.967118, 38.849068 ], [ -76.966695, 38.849062 ], [ -76.966606, 38.849058 ], [ -76.965902, 38.849091 ], [ -76.965479, 38.849142 ], [ -76.965698, 38.848986 ], [ -76.96608, 38.848687 ], [ -76.966128, 38.84865 ], [ -76.966415, 38.848425 ], [ -76.96654, 38.848327 ], [ -76.96663, 38.848257 ], [ -76.967053, 38.84838 ], [ -76.967163, 38.848361 ], [ -76.96719, 38.848358 ], [ -76.967242, 38.848354 ], [ -76.967269, 38.848353 ], [ -76.967351, 38.848354 ], [ -76.967406, 38.848358 ], [ -76.967434, 38.848359 ], [ -76.9676, 38.848369 ], [ -76.967628, 38.84837 ], [ -76.96768, 38.848374 ], [ -76.967784, 38.848379 ], [ -76.967812, 38.848379 ], [ -76.967839, 38.84838 ], [ -76.968092, 38.84838 ], [ -76.968236, 38.848375 ], [ -76.968379, 38.848368 ], [ -76.968613, 38.848359 ], [ -76.968639, 38.848357 ], [ -76.968718, 38.848353 ], [ -76.968794, 38.848347 ], [ -76.968912, 38.848333 ], [ -76.968947, 38.84833 ], [ -76.969086, 38.848314 ], [ -76.96912, 38.848309 ], [ -76.969156, 38.848305 ], [ -76.969258, 38.848291 ], [ -76.969431, 38.848265 ], [ -76.969662, 38.848226 ], [ -76.969896, 38.848189 ], [ -76.970084, 38.848158 ], [ -76.970196, 38.848139 ], [ -76.970406, 38.8481 ], [ -76.970628, 38.848061 ], [ -76.970885, 38.848018 ], [ -76.971021, 38.847996 ], [ -76.971241, 38.847963 ], [ -76.971362, 38.847938 ], [ -76.971443, 38.847919 ], [ -76.971571, 38.847885 ], [ -76.971641, 38.847864 ], [ -76.971751, 38.847835 ], [ -76.971794, 38.847822 ], [ -76.97183, 38.84781 ], [ -76.971925, 38.847776 ], [ -76.972025, 38.847738 ], [ -76.972128, 38.847701 ], [ -76.972204, 38.847671 ], [ -76.972252, 38.84765 ], [ -76.972346, 38.847606 ], [ -76.972565, 38.847513 ], [ -76.972776, 38.847425 ], [ -76.972852, 38.847391 ], [ -76.972994, 38.847328 ], [ -76.973168, 38.847256 ], [ -76.973232, 38.847231 ], [ -76.973463, 38.847131 ], [ -76.973759, 38.847008 ], [ -76.973866, 38.846968 ], [ -76.974036, 38.846905 ], [ -76.974155, 38.846867 ], [ -76.974313, 38.846822 ], [ -76.974433, 38.846792 ], [ -76.9746, 38.846758 ], [ -76.974764, 38.846731 ], [ -76.974841, 38.846722 ], [ -76.974866, 38.846718 ], [ -76.975028, 38.8467 ], [ -76.975056, 38.846698 ], [ -76.975083, 38.846695 ], [ -76.975111, 38.846693 ], [ -76.975138, 38.84669 ], [ -76.975346, 38.846674 ], [ -76.975735, 38.846641 ], [ -76.975796, 38.846635 ], [ -76.975846, 38.846631 ], [ -76.976238, 38.846595 ], [ -76.976466, 38.846568 ], [ -76.976637, 38.846544 ], [ -76.976904, 38.846497 ], [ -76.976938, 38.846492 ], [ -76.976993, 38.846482 ], [ -76.977053, 38.846473 ], [ -76.977082, 38.846468 ], [ -76.977323, 38.846417 ], [ -76.977466, 38.846384 ], [ -76.977659, 38.846337 ], [ -76.977855, 38.846285 ], [ -76.978, 38.846243 ], [ -76.978048, 38.846228 ], [ -76.978155, 38.846198 ], [ -76.978464, 38.846105 ], [ -76.979533, 38.845766 ], [ -76.979643, 38.845732 ], [ -76.97976, 38.845696 ], [ -76.980592, 38.84543 ], [ -76.981273, 38.846617 ], [ -76.980981, 38.8467 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007404", "BLKGRPCE": "1", "GEOID": "110010074041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 360629.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8514546", "INTPTLON": "-076.9784997", "mobility_total": "2371", "mobility_same_house": "2097", "mobility_different_house": "274", "mobility_different_house_same_metro": "274", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.983338, 38.853366 ], [ -76.982765, 38.853584 ], [ -76.982218, 38.853789 ], [ -76.98185, 38.853914 ], [ -76.981545, 38.854007 ], [ -76.981203, 38.854094 ], [ -76.980798, 38.854169 ], [ -76.980337, 38.854244 ], [ -76.979845, 38.854294 ], [ -76.979272, 38.854306 ], [ -76.978949, 38.8543 ], [ -76.9785, 38.854269 ], [ -76.978139, 38.854231 ], [ -76.977809, 38.854188 ], [ -76.977251, 38.854069 ], [ -76.976938, 38.853988 ], [ -76.976608, 38.853889 ], [ -76.976352, 38.853802 ], [ -76.976097, 38.853708 ], [ -76.975898, 38.853628 ], [ -76.97584, 38.853591 ], [ -76.975757, 38.853538 ], [ -76.975468, 38.853385 ], [ -76.975207, 38.853241 ], [ -76.974933, 38.853073 ], [ -76.974696, 38.852905 ], [ -76.974335, 38.852631 ], [ -76.973949, 38.852307 ], [ -76.973569, 38.851965 ], [ -76.973436, 38.851825 ], [ -76.972828, 38.851268 ], [ -76.97276, 38.851201 ], [ -76.972827, 38.851194 ], [ -76.972946, 38.85118 ], [ -76.973249, 38.851146 ], [ -76.97338, 38.851132 ], [ -76.973536, 38.851114 ], [ -76.973577, 38.851107 ], [ -76.973757, 38.851079 ], [ -76.973854, 38.851061 ], [ -76.973918, 38.85105 ], [ -76.974083, 38.851009 ], [ -76.974206, 38.850977 ], [ -76.97435, 38.850941 ], [ -76.975066, 38.850748 ], [ -76.975183, 38.850714 ], [ -76.975361, 38.850661 ], [ -76.975513, 38.850609 ], [ -76.975663, 38.850551 ], [ -76.975811, 38.850489 ], [ -76.975884, 38.850457 ], [ -76.976001, 38.850404 ], [ -76.9761, 38.850356 ], [ -76.97624, 38.850284 ], [ -76.976272, 38.850266 ], [ -76.97631, 38.850245 ], [ -76.976448, 38.850164 ], [ -76.976515, 38.850123 ], [ -76.976648, 38.850037 ], [ -76.976776, 38.849947 ], [ -76.976839, 38.849901 ], [ -76.9769, 38.849854 ], [ -76.97696, 38.849806 ], [ -76.977077, 38.849708 ], [ -76.977134, 38.849657 ], [ -76.977244, 38.849554 ], [ -76.97735, 38.849448 ], [ -76.977401, 38.849394 ], [ -76.97745, 38.849339 ], [ -76.977486, 38.8493 ], [ -76.97752, 38.849261 ], [ -76.977618, 38.84914 ], [ -76.97771, 38.849016 ], [ -76.977739, 38.848974 ], [ -76.977767, 38.848931 ], [ -76.977955, 38.848633 ], [ -76.978136, 38.848388 ], [ -76.978187, 38.848319 ], [ -76.97823, 38.848265 ], [ -76.978311, 38.848171 ], [ -76.978354, 38.848124 ], [ -76.978441, 38.848033 ], [ -76.97858, 38.847901 ], [ -76.978629, 38.847858 ], [ -76.978746, 38.847758 ], [ -76.978868, 38.847661 ], [ -76.979023, 38.847547 ], [ -76.979059, 38.847522 ], [ -76.979165, 38.847451 ], [ -76.97926, 38.847391 ], [ -76.979412, 38.8473 ], [ -76.979464, 38.847271 ], [ -76.979623, 38.847187 ], [ -76.979677, 38.84716 ], [ -76.979787, 38.847108 ], [ -76.979983, 38.847023 ], [ -76.980063, 38.846991 ], [ -76.980184, 38.846945 ], [ -76.980262, 38.846918 ], [ -76.980308, 38.846903 ], [ -76.98035, 38.847022 ], [ -76.980449, 38.847308 ], [ -76.980549, 38.847587 ], [ -76.980632, 38.847822 ], [ -76.980722, 38.848081 ], [ -76.98086, 38.848464 ], [ -76.980943, 38.848694 ], [ -76.980962, 38.848752 ], [ -76.980968, 38.848782 ], [ -76.980972, 38.848811 ], [ -76.980974, 38.848841 ], [ -76.98098, 38.849174 ], [ -76.980994, 38.849932 ], [ -76.981004, 38.850405 ], [ -76.981012, 38.850749 ], [ -76.981014, 38.850863 ], [ -76.981018, 38.851245 ], [ -76.98102, 38.851288 ], [ -76.981023, 38.851309 ], [ -76.981032, 38.851352 ], [ -76.981038, 38.851373 ], [ -76.981053, 38.851415 ], [ -76.981072, 38.851455 ], [ -76.981083, 38.851472 ], [ -76.981107, 38.851504 ], [ -76.981133, 38.851535 ], [ -76.981162, 38.851565 ], [ -76.981188, 38.851589 ], [ -76.981226, 38.851622 ], [ -76.981316, 38.851694 ], [ -76.98163, 38.851921 ], [ -76.981949, 38.852142 ], [ -76.982239, 38.852351 ], [ -76.982754, 38.852714 ], [ -76.982959, 38.852862 ], [ -76.982983, 38.852878 ], [ -76.983028, 38.852912 ], [ -76.983049, 38.852931 ], [ -76.983088, 38.852969 ], [ -76.983106, 38.852989 ], [ -76.983138, 38.853032 ], [ -76.983152, 38.853054 ], [ -76.983179, 38.853092 ], [ -76.983229, 38.853169 ], [ -76.983276, 38.853248 ], [ -76.983303, 38.853297 ], [ -76.983338, 38.853366 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007404", "BLKGRPCE": "2", "GEOID": "110010074042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 253197.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8477592", "INTPTLON": "-076.9839520", "mobility_total": "1037", "mobility_same_house": "1012", "mobility_different_house": "13", "mobility_different_house_same_metro": "13", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "12" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.989044, 38.844771 ], [ -76.988759, 38.845144 ], [ -76.987283, 38.846662 ], [ -76.985047, 38.848964 ], [ -76.986473, 38.849853 ], [ -76.986382, 38.849944 ], [ -76.986364, 38.849904 ], [ -76.986338, 38.849881 ], [ -76.986146, 38.849762 ], [ -76.985917, 38.849623 ], [ -76.985649, 38.849451 ], [ -76.985347, 38.849268 ], [ -76.985281, 38.84926 ], [ -76.985261, 38.849263 ], [ -76.985231, 38.849273 ], [ -76.985207, 38.849288 ], [ -76.985044, 38.849464 ], [ -76.984888, 38.849627 ], [ -76.984663, 38.849871 ], [ -76.984632, 38.849903 ], [ -76.984534, 38.849996 ], [ -76.984467, 38.850055 ], [ -76.984431, 38.850084 ], [ -76.984328, 38.85017 ], [ -76.984199, 38.850269 ], [ -76.984119, 38.850326 ], [ -76.984056, 38.850368 ], [ -76.983869, 38.850479 ], [ -76.983816, 38.850508 ], [ -76.983719, 38.850553 ], [ -76.983647, 38.850583 ], [ -76.983574, 38.850612 ], [ -76.98343, 38.850661 ], [ -76.983289, 38.850704 ], [ -76.983145, 38.850742 ], [ -76.983073, 38.850759 ], [ -76.983, 38.850774 ], [ -76.982852, 38.850801 ], [ -76.982778, 38.850813 ], [ -76.982719, 38.85082 ], [ -76.982601, 38.85083 ], [ -76.982458, 38.850836 ], [ -76.982362, 38.850836 ], [ -76.982322, 38.850835 ], [ -76.982243, 38.850832 ], [ -76.981679, 38.850798 ], [ -76.981232, 38.850764 ], [ -76.981012, 38.850749 ], [ -76.981004, 38.850405 ], [ -76.980994, 38.849932 ], [ -76.98098, 38.849174 ], [ -76.980974, 38.848841 ], [ -76.980972, 38.848811 ], [ -76.980968, 38.848782 ], [ -76.980962, 38.848752 ], [ -76.980943, 38.848694 ], [ -76.98086, 38.848464 ], [ -76.980722, 38.848081 ], [ -76.980632, 38.847822 ], [ -76.980549, 38.847587 ], [ -76.980449, 38.847308 ], [ -76.98035, 38.847022 ], [ -76.980308, 38.846903 ], [ -76.980422, 38.846864 ], [ -76.980602, 38.846808 ], [ -76.980659, 38.846791 ], [ -76.980819, 38.846745 ], [ -76.980981, 38.8467 ], [ -76.981273, 38.846617 ], [ -76.981332, 38.8466 ], [ -76.981473, 38.846561 ], [ -76.981988, 38.846413 ], [ -76.982519, 38.846259 ], [ -76.982678, 38.846214 ], [ -76.982801, 38.846178 ], [ -76.982929, 38.846141 ], [ -76.983433, 38.846 ], [ -76.983533, 38.845972 ], [ -76.984238, 38.845769 ], [ -76.984426, 38.845717 ], [ -76.984549, 38.845682 ], [ -76.984993, 38.845559 ], [ -76.985093, 38.845532 ], [ -76.988511, 38.844705 ], [ -76.989231, 38.844565 ], [ -76.989044, 38.844771 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007605", "BLKGRPCE": "2", "GEOID": "110010076052", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 240716.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8654066", "INTPTLON": "-076.9724385", "mobility_total": "2168", "mobility_same_house": "1518", "mobility_different_house": "628", "mobility_different_house_same_metro": "595", "mobility_different_house_different_metro": "33", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "22" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.975268, 38.865037 ], [ -76.974924, 38.865701 ], [ -76.974615, 38.865964 ], [ -76.974317, 38.866372 ], [ -76.974531, 38.866522 ], [ -76.974765, 38.866686 ], [ -76.974967, 38.867101 ], [ -76.974967, 38.867393 ], [ -76.974965, 38.867487 ], [ -76.974965, 38.867552 ], [ -76.974964, 38.867581 ], [ -76.974962, 38.86777 ], [ -76.974963, 38.868243 ], [ -76.974099, 38.868244 ], [ -76.973535, 38.868243 ], [ -76.97276, 38.868243 ], [ -76.972189, 38.868246 ], [ -76.971839, 38.868245 ], [ -76.971269, 38.868245 ], [ -76.97103, 38.868243 ], [ -76.970942, 38.868243 ], [ -76.970861, 38.868242 ], [ -76.970692, 38.868247 ], [ -76.970634, 38.868153 ], [ -76.970536, 38.867991 ], [ -76.970506, 38.86794 ], [ -76.970449, 38.867835 ], [ -76.970422, 38.867783 ], [ -76.970349, 38.867622 ], [ -76.970307, 38.867514 ], [ -76.970287, 38.867459 ], [ -76.970268, 38.867398 ], [ -76.970237, 38.86728 ], [ -76.970221, 38.867212 ], [ -76.970198, 38.867086 ], [ -76.970189, 38.867023 ], [ -76.970182, 38.86696 ], [ -76.970173, 38.866834 ], [ -76.97017, 38.866714 ], [ -76.970173, 38.866594 ], [ -76.970177, 38.866534 ], [ -76.970187, 38.866436 ], [ -76.970198, 38.866355 ], [ -76.970213, 38.866276 ], [ -76.970231, 38.866186 ], [ -76.970243, 38.866135 ], [ -76.970271, 38.866035 ], [ -76.970304, 38.865935 ], [ -76.970341, 38.865837 ], [ -76.970361, 38.865788 ], [ -76.970384, 38.865738 ], [ -76.970412, 38.86568 ], [ -76.970488, 38.865533 ], [ -76.97052, 38.865475 ], [ -76.970537, 38.865446 ], [ -76.970597, 38.865352 ], [ -76.970644, 38.865271 ], [ -76.970686, 38.865188 ], [ -76.970705, 38.865146 ], [ -76.970722, 38.865104 ], [ -76.970753, 38.865018 ], [ -76.970778, 38.864932 ], [ -76.970801, 38.864826 ], [ -76.97081, 38.864773 ], [ -76.970817, 38.86472 ], [ -76.970824, 38.864614 ], [ -76.970825, 38.86456 ], [ -76.97082, 38.864453 ], [ -76.970814, 38.8644 ], [ -76.970806, 38.864348 ], [ -76.970796, 38.864297 ], [ -76.970783, 38.864241 ], [ -76.970771, 38.864195 ], [ -76.970759, 38.864155 ], [ -76.970738, 38.864094 ], [ -76.970697, 38.863994 ], [ -76.970674, 38.863945 ], [ -76.970649, 38.863897 ], [ -76.970594, 38.863801 ], [ -76.970535, 38.863707 ], [ -76.970494, 38.863645 ], [ -76.970451, 38.863584 ], [ -76.970253, 38.863284 ], [ -76.97008, 38.863026 ], [ -76.970003, 38.862908 ], [ -76.969768, 38.862554 ], [ -76.969543, 38.862219 ], [ -76.969448, 38.86207 ], [ -76.969413, 38.862006 ], [ -76.969397, 38.861974 ], [ -76.96937, 38.861908 ], [ -76.969352, 38.861857 ], [ -76.96933, 38.861835 ], [ -76.969309, 38.861811 ], [ -76.96929, 38.861787 ], [ -76.969266, 38.861748 ], [ -76.969183, 38.861581 ], [ -76.968915, 38.861003 ], [ -76.968769, 38.860664 ], [ -76.968836, 38.860725 ], [ -76.969165, 38.86103 ], [ -76.96923, 38.861092 ], [ -76.969373, 38.861223 ], [ -76.969489, 38.861328 ], [ -76.969582, 38.861419 ], [ -76.969606, 38.861441 ], [ -76.969629, 38.861464 ], [ -76.969653, 38.861486 ], [ -76.9697, 38.861532 ], [ -76.969784, 38.861609 ], [ -76.969868, 38.861681 ], [ -76.96989, 38.861698 ], [ -76.969911, 38.861716 ], [ -76.969933, 38.861733 ], [ -76.969969, 38.861759 ], [ -76.970041, 38.861809 ], [ -76.970155, 38.86188 ], [ -76.970234, 38.861924 ], [ -76.970316, 38.861966 ], [ -76.970492, 38.862046 ], [ -76.970529, 38.862064 ], [ -76.970567, 38.862081 ], [ -76.970756, 38.862169 ], [ -76.970984, 38.862271 ], [ -76.971189, 38.862364 ], [ -76.971504, 38.862509 ], [ -76.97184, 38.862662 ], [ -76.972055, 38.862757 ], [ -76.972146, 38.862797 ], [ -76.972466, 38.862936 ], [ -76.972693, 38.86303 ], [ -76.972715, 38.863038 ], [ -76.97282, 38.86308 ], [ -76.973218, 38.863235 ], [ -76.973715, 38.863431 ], [ -76.974205, 38.863629 ], [ -76.974619, 38.8638 ], [ -76.975013, 38.863982 ], [ -76.975103, 38.864025 ], [ -76.975527, 38.864229 ], [ -76.975268, 38.865037 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007703", "BLKGRPCE": "1", "GEOID": "110010077031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 372480.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8875140", "INTPTLON": "-076.9435606", "mobility_total": "773", "mobility_same_house": "738", "mobility_different_house": "15", "mobility_different_house_same_metro": "15", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "20" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.949491, 38.889369 ], [ -76.949292, 38.889492 ], [ -76.949097, 38.889608 ], [ -76.949035, 38.889638 ], [ -76.948969, 38.889662 ], [ -76.948923, 38.889674 ], [ -76.948876, 38.889684 ], [ -76.948581, 38.889734 ], [ -76.948281, 38.889733 ], [ -76.948282, 38.88982 ], [ -76.947245, 38.889839 ], [ -76.944562, 38.889834 ], [ -76.942805, 38.889836 ], [ -76.940878, 38.889833 ], [ -76.94, 38.889841 ], [ -76.939806, 38.889858 ], [ -76.939561, 38.889878 ], [ -76.939378, 38.889885 ], [ -76.937878, 38.889884 ], [ -76.938032, 38.889842 ], [ -76.938121, 38.889817 ], [ -76.938171, 38.889794 ], [ -76.938212, 38.889772 ], [ -76.938242, 38.889735 ], [ -76.938283, 38.889648 ], [ -76.938338, 38.889509 ], [ -76.93841, 38.889407 ], [ -76.938494, 38.889315 ], [ -76.938718, 38.889149 ], [ -76.939019, 38.888968 ], [ -76.939113, 38.888905 ], [ -76.939205, 38.88884 ], [ -76.939338, 38.888739 ], [ -76.939441, 38.888654 ], [ -76.939499, 38.888603 ], [ -76.93959, 38.88852 ], [ -76.939654, 38.888456 ], [ -76.939682, 38.888429 ], [ -76.939788, 38.888316 ], [ -76.939839, 38.888258 ], [ -76.939889, 38.888198 ], [ -76.939983, 38.888079 ], [ -76.940068, 38.887959 ], [ -76.940109, 38.887897 ], [ -76.940147, 38.887835 ], [ -76.940165, 38.887804 ], [ -76.940184, 38.887772 ], [ -76.940238, 38.887674 ], [ -76.940274, 38.887602 ], [ -76.940299, 38.88755 ], [ -76.940327, 38.887486 ], [ -76.94037, 38.887384 ], [ -76.940426, 38.887228 ], [ -76.940458, 38.887124 ], [ -76.940473, 38.887071 ], [ -76.940479, 38.887045 ], [ -76.940499, 38.886965 ], [ -76.940513, 38.886897 ], [ -76.940525, 38.886829 ], [ -76.940539, 38.886727 ], [ -76.940548, 38.886617 ], [ -76.940552, 38.886581 ], [ -76.940553, 38.886562 ], [ -76.940555, 38.886544 ], [ -76.940559, 38.886482 ], [ -76.940562, 38.886392 ], [ -76.940561, 38.886263 ], [ -76.940562, 38.886227 ], [ -76.94058, 38.885942 ], [ -76.940584, 38.885906 ], [ -76.940589, 38.885847 ], [ -76.940596, 38.885787 ], [ -76.940608, 38.885697 ], [ -76.94062, 38.885619 ], [ -76.940639, 38.885517 ], [ -76.940652, 38.885455 ], [ -76.940682, 38.88533 ], [ -76.940716, 38.885206 ], [ -76.940736, 38.885122 ], [ -76.94076, 38.885038 ], [ -76.940786, 38.884954 ], [ -76.94082, 38.884858 ], [ -76.940832, 38.884825 ], [ -76.940876, 38.884721 ], [ -76.940902, 38.884651 ], [ -76.94093, 38.884581 ], [ -76.940989, 38.884441 ], [ -76.941054, 38.884303 ], [ -76.941089, 38.884235 ], [ -76.941162, 38.884099 ], [ -76.941234, 38.883973 ], [ -76.941304, 38.883856 ], [ -76.941341, 38.883798 ], [ -76.941456, 38.883627 ], [ -76.941538, 38.883514 ], [ -76.941581, 38.883458 ], [ -76.941685, 38.883325 ], [ -76.941736, 38.883262 ], [ -76.941806, 38.883178 ], [ -76.941923, 38.883044 ], [ -76.942045, 38.882914 ], [ -76.942108, 38.882849 ], [ -76.942237, 38.882723 ], [ -76.942413, 38.882567 ], [ -76.94252, 38.882476 ], [ -76.942537, 38.882492 ], [ -76.942553, 38.882509 ], [ -76.942581, 38.882545 ], [ -76.942592, 38.882562 ], [ -76.942751, 38.882957 ], [ -76.942775, 38.883019 ], [ -76.94285, 38.883202 ], [ -76.942981, 38.883507 ], [ -76.943085, 38.88373 ], [ -76.943166, 38.883896 ], [ -76.94325, 38.884062 ], [ -76.943286, 38.884129 ], [ -76.94336, 38.884262 ], [ -76.943437, 38.884394 ], [ -76.943557, 38.884591 ], [ -76.943599, 38.884655 ], [ -76.94364, 38.88472 ], [ -76.943736, 38.884861 ], [ -76.943921, 38.885135 ], [ -76.944133, 38.885419 ], [ -76.944258, 38.885582 ], [ -76.944321, 38.885662 ], [ -76.944415, 38.885777 ], [ -76.944519, 38.885897 ], [ -76.944546, 38.885926 ], [ -76.944697, 38.886097 ], [ -76.944831, 38.886239 ], [ -76.944974, 38.886379 ], [ -76.944991, 38.886401 ], [ -76.945012, 38.886438 ], [ -76.945022, 38.886461 ], [ -76.94503, 38.886484 ], [ -76.945036, 38.886508 ], [ -76.945208, 38.886507 ], [ -76.94606, 38.886509 ], [ -76.946138, 38.886502 ], [ -76.946189, 38.886494 ], [ -76.946214, 38.886489 ], [ -76.946264, 38.886477 ], [ -76.946288, 38.88647 ], [ -76.946377, 38.886427 ], [ -76.946414, 38.88641 ], [ -76.946518, 38.886354 ], [ -76.949588, 38.88933 ], [ -76.949491, 38.889369 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007703", "BLKGRPCE": "2", "GEOID": "110010077032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 304409.000000, "AWATER": 1059.000000, "INTPTLAT": "+38.8856694", "INTPTLON": "-076.9474952", "mobility_total": "898", "mobility_same_house": "856", "mobility_different_house": "42", "mobility_different_house_same_metro": "42", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.952946, 38.889821 ], [ -76.951929, 38.889817 ], [ -76.95073, 38.889836 ], [ -76.9501, 38.889841 ], [ -76.948809, 38.88982 ], [ -76.948282, 38.88982 ], [ -76.948281, 38.889733 ], [ -76.948581, 38.889734 ], [ -76.948876, 38.889684 ], [ -76.948923, 38.889674 ], [ -76.948969, 38.889662 ], [ -76.949035, 38.889638 ], [ -76.949097, 38.889608 ], [ -76.949292, 38.889492 ], [ -76.949491, 38.889369 ], [ -76.949588, 38.88933 ], [ -76.946518, 38.886354 ], [ -76.946414, 38.88641 ], [ -76.946377, 38.886427 ], [ -76.946288, 38.88647 ], [ -76.946264, 38.886477 ], [ -76.946214, 38.886489 ], [ -76.946189, 38.886494 ], [ -76.946138, 38.886502 ], [ -76.94606, 38.886509 ], [ -76.945208, 38.886507 ], [ -76.945036, 38.886508 ], [ -76.94503, 38.886484 ], [ -76.945022, 38.886461 ], [ -76.945012, 38.886438 ], [ -76.944991, 38.886401 ], [ -76.944974, 38.886379 ], [ -76.944831, 38.886239 ], [ -76.944697, 38.886097 ], [ -76.944546, 38.885926 ], [ -76.944519, 38.885897 ], [ -76.944415, 38.885777 ], [ -76.944321, 38.885662 ], [ -76.944258, 38.885582 ], [ -76.944133, 38.885419 ], [ -76.943921, 38.885135 ], [ -76.943736, 38.884861 ], [ -76.94364, 38.88472 ], [ -76.943599, 38.884655 ], [ -76.943557, 38.884591 ], [ -76.943437, 38.884394 ], [ -76.94336, 38.884262 ], [ -76.943286, 38.884129 ], [ -76.94325, 38.884062 ], [ -76.943166, 38.883896 ], [ -76.943085, 38.88373 ], [ -76.942981, 38.883507 ], [ -76.94285, 38.883202 ], [ -76.942775, 38.883019 ], [ -76.942751, 38.882957 ], [ -76.942592, 38.882562 ], [ -76.942581, 38.882545 ], [ -76.942553, 38.882509 ], [ -76.942537, 38.882492 ], [ -76.94252, 38.882476 ], [ -76.94258, 38.882425 ], [ -76.942763, 38.882275 ], [ -76.942896, 38.882171 ], [ -76.942936, 38.882141 ], [ -76.942977, 38.882112 ], [ -76.943051, 38.88206 ], [ -76.943178, 38.881974 ], [ -76.943243, 38.881932 ], [ -76.943375, 38.881849 ], [ -76.943539, 38.881751 ], [ -76.943791, 38.88161 ], [ -76.94391, 38.881547 ], [ -76.944026, 38.881489 ], [ -76.944179, 38.881417 ], [ -76.944335, 38.881347 ], [ -76.944413, 38.881314 ], [ -76.944493, 38.881282 ], [ -76.944542, 38.88126 ], [ -76.944641, 38.881218 ], [ -76.944812, 38.881151 ], [ -76.944848, 38.881138 ], [ -76.94492, 38.881112 ], [ -76.945035, 38.881074 ], [ -76.945208, 38.881023 ], [ -76.945628, 38.880902 ], [ -76.945772, 38.880869 ], [ -76.945815, 38.880966 ], [ -76.945877, 38.881099 ], [ -76.945918, 38.881191 ], [ -76.946087, 38.88156 ], [ -76.946129, 38.881656 ], [ -76.946294, 38.882014 ], [ -76.946618, 38.882711 ], [ -76.946662, 38.882802 ], [ -76.946677, 38.88283 ], [ -76.946696, 38.882868 ], [ -76.94678, 38.883025 ], [ -76.946803, 38.883064 ], [ -76.946825, 38.883104 ], [ -76.946874, 38.883187 ], [ -76.946955, 38.883319 ], [ -76.947039, 38.88345 ], [ -76.947097, 38.883537 ], [ -76.947176, 38.883652 ], [ -76.947256, 38.883763 ], [ -76.947273, 38.883787 ], [ -76.947387, 38.883937 ], [ -76.94751, 38.884088 ], [ -76.947553, 38.884138 ], [ -76.947624, 38.884225 ], [ -76.947805, 38.88444 ], [ -76.947917, 38.884569 ], [ -76.947954, 38.884614 ], [ -76.948186, 38.884888 ], [ -76.948298, 38.885019 ], [ -76.94846, 38.885213 ], [ -76.948628, 38.885403 ], [ -76.948802, 38.885589 ], [ -76.948862, 38.885651 ], [ -76.949669, 38.886422 ], [ -76.950064, 38.886799 ], [ -76.950118, 38.886849 ], [ -76.950399, 38.887121 ], [ -76.950689, 38.887398 ], [ -76.951328, 38.888015 ], [ -76.951493, 38.88818 ], [ -76.951705, 38.888389 ], [ -76.952003, 38.888688 ], [ -76.95214, 38.888824 ], [ -76.952621, 38.889301 ], [ -76.952687, 38.889371 ], [ -76.952801, 38.889512 ], [ -76.952877, 38.889604 ], [ -76.952923, 38.889727 ], [ -76.952946, 38.889821 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007703", "BLKGRPCE": "3", "GEOID": "110010077033", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 261569.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8851962", "INTPTLON": "-076.9514676", "mobility_total": "2594", "mobility_same_house": "2423", "mobility_different_house": "171", "mobility_different_house_same_metro": "170", "mobility_different_house_different_metro": "1", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.956259, 38.883657 ], [ -76.956249, 38.883682 ], [ -76.956236, 38.883707 ], [ -76.956221, 38.883729 ], [ -76.956203, 38.88375 ], [ -76.955885, 38.884064 ], [ -76.955619, 38.884338 ], [ -76.955324, 38.884625 ], [ -76.955087, 38.884863 ], [ -76.954845, 38.885111 ], [ -76.954609, 38.885345 ], [ -76.954398, 38.885557 ], [ -76.954257, 38.88569 ], [ -76.954187, 38.885771 ], [ -76.954172, 38.885787 ], [ -76.954145, 38.885821 ], [ -76.954133, 38.885839 ], [ -76.954112, 38.885876 ], [ -76.954104, 38.885895 ], [ -76.954091, 38.885934 ], [ -76.954056, 38.886119 ], [ -76.954053, 38.886137 ], [ -76.954015, 38.886421 ], [ -76.953999, 38.886555 ], [ -76.953994, 38.886583 ], [ -76.953981, 38.886639 ], [ -76.953956, 38.886723 ], [ -76.953924, 38.886805 ], [ -76.953912, 38.886832 ], [ -76.953882, 38.886887 ], [ -76.953864, 38.886921 ], [ -76.953773, 38.887067 ], [ -76.953739, 38.887118 ], [ -76.953705, 38.887165 ], [ -76.953667, 38.887208 ], [ -76.953627, 38.887249 ], [ -76.953609, 38.88727 ], [ -76.953574, 38.887314 ], [ -76.953548, 38.88735 ], [ -76.953523, 38.887388 ], [ -76.953497, 38.887425 ], [ -76.953463, 38.887486 ], [ -76.953405, 38.887586 ], [ -76.953368, 38.88765 ], [ -76.953323, 38.887738 ], [ -76.953289, 38.887797 ], [ -76.95325, 38.88786 ], [ -76.95321, 38.887919 ], [ -76.953112, 38.888041 ], [ -76.953069, 38.888088 ], [ -76.953004, 38.888152 ], [ -76.952955, 38.888197 ], [ -76.952892, 38.888249 ], [ -76.952812, 38.888308 ], [ -76.952753, 38.888348 ], [ -76.952669, 38.888398 ], [ -76.952614, 38.888432 ], [ -76.952519, 38.888498 ], [ -76.95245, 38.888549 ], [ -76.952406, 38.888584 ], [ -76.952342, 38.888637 ], [ -76.952247, 38.888722 ], [ -76.952224, 38.888744 ], [ -76.9522, 38.888765 ], [ -76.95214, 38.888824 ], [ -76.952003, 38.888688 ], [ -76.951705, 38.888389 ], [ -76.951493, 38.88818 ], [ -76.951328, 38.888015 ], [ -76.950689, 38.887398 ], [ -76.950399, 38.887121 ], [ -76.950118, 38.886849 ], [ -76.950064, 38.886799 ], [ -76.949669, 38.886422 ], [ -76.948862, 38.885651 ], [ -76.948802, 38.885589 ], [ -76.948628, 38.885403 ], [ -76.94846, 38.885213 ], [ -76.948298, 38.885019 ], [ -76.948186, 38.884888 ], [ -76.947954, 38.884614 ], [ -76.947917, 38.884569 ], [ -76.947805, 38.88444 ], [ -76.947624, 38.884225 ], [ -76.947553, 38.884138 ], [ -76.94751, 38.884088 ], [ -76.947387, 38.883937 ], [ -76.947273, 38.883787 ], [ -76.947256, 38.883763 ], [ -76.947176, 38.883652 ], [ -76.947097, 38.883537 ], [ -76.947039, 38.88345 ], [ -76.946955, 38.883319 ], [ -76.946874, 38.883187 ], [ -76.946825, 38.883104 ], [ -76.946803, 38.883064 ], [ -76.94678, 38.883025 ], [ -76.946696, 38.882868 ], [ -76.946677, 38.88283 ], [ -76.946815, 38.882831 ], [ -76.947041, 38.882828 ], [ -76.947275, 38.882828 ], [ -76.94745, 38.88283 ], [ -76.94757, 38.88283 ], [ -76.947691, 38.882834 ], [ -76.947812, 38.882842 ], [ -76.947931, 38.882853 ], [ -76.948051, 38.882868 ], [ -76.948684, 38.882963 ], [ -76.949524, 38.883084 ], [ -76.949783, 38.883121 ], [ -76.950392, 38.883212 ], [ -76.950841, 38.88328 ], [ -76.951319, 38.883349 ], [ -76.951446, 38.883368 ], [ -76.951774, 38.883418 ], [ -76.952191, 38.883478 ], [ -76.952956, 38.883591 ], [ -76.953001, 38.883599 ], [ -76.953091, 38.883611 ], [ -76.953183, 38.88362 ], [ -76.953275, 38.883626 ], [ -76.953321, 38.883627 ], [ -76.954775, 38.883628 ], [ -76.956266, 38.88363 ], [ -76.956259, 38.883657 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007707", "BLKGRPCE": "1", "GEOID": "110010077071", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 376361.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8787035", "INTPTLON": "-076.9313820", "mobility_total": "2934", "mobility_same_house": "2507", "mobility_different_house": "427", "mobility_different_house_same_metro": "415", "mobility_different_house_different_metro": "12", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.936264, 38.880209 ], [ -76.936205, 38.880218 ], [ -76.936145, 38.880238 ], [ -76.935352, 38.880559 ], [ -76.935047, 38.880684 ], [ -76.934528, 38.880894 ], [ -76.933309, 38.88139 ], [ -76.933156, 38.881448 ], [ -76.93304, 38.881491 ], [ -76.932909, 38.88154 ], [ -76.932694, 38.881608 ], [ -76.932638, 38.88162 ], [ -76.93261, 38.881625 ], [ -76.932552, 38.881631 ], [ -76.932493, 38.881633 ], [ -76.932435, 38.88163 ], [ -76.932367, 38.881622 ], [ -76.932328, 38.881615 ], [ -76.932291, 38.881607 ], [ -76.932253, 38.881597 ], [ -76.932217, 38.881585 ], [ -76.932147, 38.881556 ], [ -76.932114, 38.881539 ], [ -76.932052, 38.881502 ], [ -76.932026, 38.881482 ], [ -76.932001, 38.881461 ], [ -76.931979, 38.881439 ], [ -76.931959, 38.881415 ], [ -76.931927, 38.881369 ], [ -76.931913, 38.881347 ], [ -76.931883, 38.881305 ], [ -76.931819, 38.881221 ], [ -76.931764, 38.881157 ], [ -76.931723, 38.881112 ], [ -76.931678, 38.881068 ], [ -76.931607, 38.881005 ], [ -76.93153, 38.880944 ], [ -76.93145, 38.880887 ], [ -76.931396, 38.880853 ], [ -76.931344, 38.880824 ], [ -76.931291, 38.880796 ], [ -76.931215, 38.880761 ], [ -76.931165, 38.880739 ], [ -76.931114, 38.880718 ], [ -76.931062, 38.880698 ], [ -76.93101, 38.88068 ], [ -76.930957, 38.880663 ], [ -76.930903, 38.880647 ], [ -76.930848, 38.880633 ], [ -76.930793, 38.880621 ], [ -76.930681, 38.8806 ], [ -76.930609, 38.880588 ], [ -76.930499, 38.880576 ], [ -76.930425, 38.880571 ], [ -76.930351, 38.880569 ], [ -76.930314, 38.880569 ], [ -76.930282, 38.88057 ], [ -76.930251, 38.880572 ], [ -76.930219, 38.880573 ], [ -76.930164, 38.880577 ], [ -76.930137, 38.880578 ], [ -76.930109, 38.880581 ], [ -76.930032, 38.880587 ], [ -76.930007, 38.88059 ], [ -76.929981, 38.880592 ], [ -76.929689, 38.880627 ], [ -76.929316, 38.880674 ], [ -76.929163, 38.880692 ], [ -76.928146, 38.880812 ], [ -76.927595, 38.880874 ], [ -76.927156, 38.880927 ], [ -76.927046, 38.880941 ], [ -76.926958, 38.880954 ], [ -76.926828, 38.880968 ], [ -76.926619, 38.880992 ], [ -76.926472, 38.88101 ], [ -76.925954, 38.881082 ], [ -76.924668, 38.881213 ], [ -76.924555, 38.881231 ], [ -76.924456, 38.881248 ], [ -76.924371, 38.881273 ], [ -76.924304, 38.881301 ], [ -76.924216, 38.881337 ], [ -76.924052, 38.881427 ], [ -76.92435, 38.881173 ], [ -76.92466, 38.880936 ], [ -76.924831, 38.880806 ], [ -76.925611, 38.880204 ], [ -76.925733, 38.88011 ], [ -76.926111, 38.879819 ], [ -76.926242, 38.879725 ], [ -76.926282, 38.879695 ], [ -76.926324, 38.879664 ], [ -76.926363, 38.879636 ], [ -76.926401, 38.879607 ], [ -76.926442, 38.879577 ], [ -76.92648, 38.879548 ], [ -76.928067, 38.878314 ], [ -76.928149, 38.878248 ], [ -76.928193, 38.878214 ], [ -76.928547, 38.877938 ], [ -76.929034, 38.877558 ], [ -76.929067, 38.877532 ], [ -76.929432, 38.877247 ], [ -76.929825, 38.876942 ], [ -76.929932, 38.876859 ], [ -76.929994, 38.87681 ], [ -76.930066, 38.876754 ], [ -76.930587, 38.876348 ], [ -76.93089, 38.876113 ], [ -76.930956, 38.876062 ], [ -76.931, 38.876027 ], [ -76.931034, 38.876001 ], [ -76.931147, 38.875913 ], [ -76.931249, 38.875833 ], [ -76.931285, 38.875806 ], [ -76.93137, 38.875739 ], [ -76.93148, 38.875653 ], [ -76.931609, 38.875552 ], [ -76.931648, 38.875522 ], [ -76.93205, 38.875207 ], [ -76.932442, 38.874904 ], [ -76.932495, 38.874862 ], [ -76.932678, 38.874719 ], [ -76.932744, 38.874668 ], [ -76.933144, 38.874356 ], [ -76.933636, 38.873972 ], [ -76.933854, 38.873818 ], [ -76.933908, 38.873853 ], [ -76.933936, 38.873876 ], [ -76.933943, 38.873902 ], [ -76.933941, 38.873932 ], [ -76.933926, 38.87401 ], [ -76.933888, 38.874246 ], [ -76.933877, 38.874325 ], [ -76.933859, 38.874483 ], [ -76.933845, 38.874641 ], [ -76.933832, 38.874853 ], [ -76.933832, 38.87488 ], [ -76.93383, 38.874919 ], [ -76.933829, 38.874985 ], [ -76.933831, 38.875118 ], [ -76.933833, 38.875184 ], [ -76.933841, 38.875316 ], [ -76.933863, 38.875568 ], [ -76.933875, 38.875662 ], [ -76.933884, 38.875731 ], [ -76.933898, 38.87582 ], [ -76.933913, 38.875907 ], [ -76.93393, 38.875993 ], [ -76.933969, 38.876167 ], [ -76.933991, 38.876253 ], [ -76.934016, 38.876345 ], [ -76.934058, 38.876486 ], [ -76.934102, 38.87662 ], [ -76.934134, 38.876711 ], [ -76.934168, 38.876802 ], [ -76.934241, 38.876982 ], [ -76.93428, 38.877072 ], [ -76.934321, 38.877161 ], [ -76.934345, 38.877216 ], [ -76.934371, 38.877271 ], [ -76.934426, 38.877381 ], [ -76.934455, 38.877435 ], [ -76.934515, 38.877542 ], [ -76.934547, 38.877596 ], [ -76.934614, 38.877701 ], [ -76.934926, 38.878176 ], [ -76.935026, 38.878321 ], [ -76.935245, 38.878653 ], [ -76.935375, 38.87885 ], [ -76.935619, 38.879215 ], [ -76.93582, 38.879518 ], [ -76.935871, 38.879596 ], [ -76.935972, 38.879747 ], [ -76.936023, 38.879821 ], [ -76.936121, 38.879969 ], [ -76.936215, 38.88012 ], [ -76.936264, 38.880209 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007707", "BLKGRPCE": "2", "GEOID": "110010077072", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 466491.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8773334", "INTPTLON": "-076.9385389", "mobility_total": "1427", "mobility_same_house": "1318", "mobility_different_house": "109", "mobility_different_house_same_metro": "74", "mobility_different_house_different_metro": "35", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.944864, 38.879093 ], [ -76.944559, 38.87922 ], [ -76.944499, 38.879244 ], [ -76.94444, 38.879269 ], [ -76.944229, 38.879355 ], [ -76.944167, 38.879384 ], [ -76.944105, 38.879416 ], [ -76.944047, 38.87945 ], [ -76.944022, 38.879466 ], [ -76.943991, 38.879486 ], [ -76.943943, 38.87952 ], [ -76.943919, 38.879538 ], [ -76.943886, 38.879565 ], [ -76.943766, 38.879654 ], [ -76.94369, 38.879717 ], [ -76.943617, 38.879783 ], [ -76.943582, 38.879816 ], [ -76.943548, 38.87985 ], [ -76.943515, 38.879885 ], [ -76.943389, 38.880023 ], [ -76.943349, 38.880064 ], [ -76.94329, 38.880118 ], [ -76.943237, 38.880162 ], [ -76.943147, 38.880227 ], [ -76.943081, 38.880269 ], [ -76.943011, 38.880309 ], [ -76.942935, 38.880348 ], [ -76.942897, 38.880366 ], [ -76.942818, 38.880399 ], [ -76.942777, 38.880415 ], [ -76.942695, 38.880443 ], [ -76.942623, 38.880464 ], [ -76.942593, 38.880471 ], [ -76.94256, 38.88048 ], [ -76.942526, 38.880488 ], [ -76.942491, 38.880495 ], [ -76.942383, 38.880514 ], [ -76.942275, 38.880527 ], [ -76.942167, 38.880536 ], [ -76.942113, 38.880538 ], [ -76.941997, 38.88054 ], [ -76.941823, 38.880535 ], [ -76.941651, 38.880521 ], [ -76.941487, 38.8805 ], [ -76.94139, 38.880486 ], [ -76.941245, 38.88046 ], [ -76.941198, 38.880449 ], [ -76.94115, 38.880439 ], [ -76.941056, 38.880415 ], [ -76.940925, 38.880379 ], [ -76.940882, 38.880366 ], [ -76.940838, 38.880354 ], [ -76.940537, 38.880265 ], [ -76.940505, 38.880256 ], [ -76.940395, 38.880231 ], [ -76.940341, 38.880223 ], [ -76.940307, 38.880219 ], [ -76.940169, 38.880207 ], [ -76.940066, 38.880201 ], [ -76.940031, 38.8802 ], [ -76.939257, 38.880198 ], [ -76.93896, 38.880198 ], [ -76.938675, 38.880196 ], [ -76.938001, 38.8802 ], [ -76.937765, 38.880198 ], [ -76.936485, 38.880198 ], [ -76.936264, 38.880209 ], [ -76.936215, 38.88012 ], [ -76.936121, 38.879969 ], [ -76.936023, 38.879821 ], [ -76.935972, 38.879747 ], [ -76.935871, 38.879596 ], [ -76.93582, 38.879518 ], [ -76.935619, 38.879215 ], [ -76.935375, 38.87885 ], [ -76.935245, 38.878653 ], [ -76.935026, 38.878321 ], [ -76.934926, 38.878176 ], [ -76.934614, 38.877701 ], [ -76.934547, 38.877596 ], [ -76.934515, 38.877542 ], [ -76.934455, 38.877435 ], [ -76.934426, 38.877381 ], [ -76.934371, 38.877271 ], [ -76.934345, 38.877216 ], [ -76.934321, 38.877161 ], [ -76.93428, 38.877072 ], [ -76.934241, 38.876982 ], [ -76.934168, 38.876802 ], [ -76.934134, 38.876711 ], [ -76.934102, 38.87662 ], [ -76.934058, 38.876486 ], [ -76.934016, 38.876345 ], [ -76.933991, 38.876253 ], [ -76.933969, 38.876167 ], [ -76.93393, 38.875993 ], [ -76.933913, 38.875907 ], [ -76.933898, 38.87582 ], [ -76.933884, 38.875731 ], [ -76.933875, 38.875662 ], [ -76.933863, 38.875568 ], [ -76.933841, 38.875316 ], [ -76.933833, 38.875184 ], [ -76.933831, 38.875118 ], [ -76.933829, 38.874985 ], [ -76.93383, 38.874919 ], [ -76.933832, 38.87488 ], [ -76.933832, 38.874853 ], [ -76.933845, 38.874641 ], [ -76.933859, 38.874483 ], [ -76.933877, 38.874325 ], [ -76.933888, 38.874246 ], [ -76.933926, 38.87401 ], [ -76.933941, 38.873932 ], [ -76.933943, 38.873902 ], [ -76.933936, 38.873876 ], [ -76.933908, 38.873853 ], [ -76.933854, 38.873818 ], [ -76.934156, 38.873564 ], [ -76.934216, 38.873517 ], [ -76.934267, 38.873477 ], [ -76.9344, 38.873372 ], [ -76.934692, 38.873144 ], [ -76.934751, 38.873098 ], [ -76.934813, 38.873049 ], [ -76.934874, 38.873002 ], [ -76.93489, 38.87299 ], [ -76.934928, 38.87296 ], [ -76.935013, 38.872895 ], [ -76.935711, 38.873258 ], [ -76.93585, 38.873332 ], [ -76.936094, 38.873462 ], [ -76.936761, 38.873815 ], [ -76.936874, 38.873874 ], [ -76.936975, 38.873928 ], [ -76.937087, 38.873986 ], [ -76.937363, 38.874131 ], [ -76.937919, 38.874426 ], [ -76.938358, 38.874669 ], [ -76.938661, 38.874816 ], [ -76.938814, 38.8749 ], [ -76.939017, 38.875012 ], [ -76.939361, 38.875192 ], [ -76.939894, 38.875474 ], [ -76.940184, 38.875647 ], [ -76.940495, 38.875842 ], [ -76.940839, 38.876052 ], [ -76.941098, 38.876213 ], [ -76.941248, 38.876306 ], [ -76.941283, 38.876329 ], [ -76.941355, 38.876373 ], [ -76.94143, 38.876414 ], [ -76.941508, 38.876451 ], [ -76.941588, 38.876486 ], [ -76.941629, 38.876502 ], [ -76.941673, 38.876518 ], [ -76.941716, 38.876535 ], [ -76.941893, 38.876598 ], [ -76.941982, 38.876627 ], [ -76.942072, 38.876655 ], [ -76.942493, 38.876795 ], [ -76.942541, 38.876812 ], [ -76.942634, 38.876848 ], [ -76.942724, 38.876889 ], [ -76.942768, 38.876911 ], [ -76.942811, 38.876934 ], [ -76.942853, 38.876958 ], [ -76.942894, 38.876983 ], [ -76.942934, 38.877009 ], [ -76.942981, 38.877043 ], [ -76.943073, 38.877113 ], [ -76.943209, 38.877221 ], [ -76.943296, 38.877295 ], [ -76.943431, 38.877416 ], [ -76.943576, 38.877553 ], [ -76.943718, 38.877691 ], [ -76.943914, 38.877889 ], [ -76.94397, 38.877947 ], [ -76.94408, 38.878065 ], [ -76.944186, 38.878185 ], [ -76.944288, 38.878306 ], [ -76.944464, 38.878526 ], [ -76.944575, 38.878672 ], [ -76.944647, 38.878771 ], [ -76.944717, 38.878871 ], [ -76.944786, 38.878973 ], [ -76.944864, 38.879093 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000701", "BLKGRPCE": "1", "GEOID": "110010007011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 174647.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9318605", "INTPTLON": "-077.0751356", "mobility_total": "1115", "mobility_same_house": "738", "mobility_different_house": "325", "mobility_different_house_same_metro": "144", "mobility_different_house_different_metro": "181", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "52" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.079731, 38.933451 ], [ -77.079694, 38.933466 ], [ -77.079655, 38.933478 ], [ -77.079614, 38.933484 ], [ -77.079572, 38.933487 ], [ -77.079467, 38.93349 ], [ -77.079049, 38.93349 ], [ -77.077514, 38.933487 ], [ -77.077048, 38.933488 ], [ -77.07694, 38.933489 ], [ -77.076625, 38.933488 ], [ -77.076358, 38.933486 ], [ -77.075862, 38.933488 ], [ -77.075295, 38.933485 ], [ -77.075181, 38.933485 ], [ -77.074847, 38.933482 ], [ -77.073978, 38.933481 ], [ -77.073865, 38.933482 ], [ -77.073597, 38.933481 ], [ -77.073238, 38.933483 ], [ -77.072909, 38.933483 ], [ -77.072559, 38.933485 ], [ -77.072415, 38.933484 ], [ -77.072423, 38.933368 ], [ -77.072435, 38.933246 ], [ -77.072476, 38.932943 ], [ -77.072495, 38.932832 ], [ -77.072541, 38.932546 ], [ -77.072554, 38.932469 ], [ -77.07265, 38.931871 ], [ -77.072929, 38.930126 ], [ -77.073005, 38.929657 ], [ -77.073106, 38.929024 ], [ -77.073139, 38.92882 ], [ -77.073162, 38.928611 ], [ -77.073332, 38.92873 ], [ -77.073523, 38.928867 ], [ -77.073736, 38.929026 ], [ -77.07387, 38.929125 ], [ -77.074137, 38.929318 ], [ -77.0746, 38.929657 ], [ -77.074736, 38.929748 ], [ -77.074909, 38.929883 ], [ -77.076351, 38.930935 ], [ -77.07687, 38.931316 ], [ -77.077009, 38.931412 ], [ -77.077175, 38.931539 ], [ -77.077249, 38.931592 ], [ -77.077671, 38.931901 ], [ -77.078096, 38.93221 ], [ -77.078291, 38.932353 ], [ -77.07879, 38.932719 ], [ -77.079155, 38.932985 ], [ -77.079765, 38.933432 ], [ -77.079731, 38.933451 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002400", "BLKGRPCE": "1", "GEOID": "110010024001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 98499.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9378178", "INTPTLON": "-077.0219735", "mobility_total": "628", "mobility_same_house": "528", "mobility_different_house": "95", "mobility_different_house_same_metro": "51", "mobility_different_house_different_metro": "42", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "5" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02469, 38.938684 ], [ -77.024056, 38.938696 ], [ -77.023483, 38.938713 ], [ -77.02319, 38.93872 ], [ -77.023084, 38.938722 ], [ -77.022502, 38.938741 ], [ -77.022133, 38.93875 ], [ -77.02186, 38.938759 ], [ -77.021595, 38.938764 ], [ -77.021464, 38.938768 ], [ -77.021354, 38.938772 ], [ -77.021181, 38.938777 ], [ -77.020813, 38.93879 ], [ -77.020762, 38.938791 ], [ -77.020291, 38.938806 ], [ -77.019736, 38.938822 ], [ -77.019296, 38.938833 ], [ -77.019157, 38.938838 ], [ -77.019045, 38.938841 ], [ -77.018993, 38.937772 ], [ -77.018988, 38.937714 ], [ -77.018986, 38.937655 ], [ -77.018988, 38.937596 ], [ -77.018993, 38.937538 ], [ -77.019002, 38.93748 ], [ -77.019033, 38.937398 ], [ -77.019518, 38.93729 ], [ -77.019577, 38.937274 ], [ -77.019636, 38.93726 ], [ -77.019685, 38.93725 ], [ -77.019752, 38.937237 ], [ -77.019787, 38.937231 ], [ -77.021241, 38.937046 ], [ -77.021372, 38.937027 ], [ -77.021469, 38.937013 ], [ -77.02197, 38.936895 ], [ -77.022648, 38.936728 ], [ -77.023086, 38.936622 ], [ -77.023353, 38.936558 ], [ -77.02403, 38.936388 ], [ -77.024203, 38.936408 ], [ -77.024312, 38.936421 ], [ -77.024499, 38.93761 ], [ -77.024608, 38.938306 ], [ -77.024638, 38.938471 ], [ -77.02466, 38.938572 ], [ -77.02469, 38.938684 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006802", "BLKGRPCE": "1", "GEOID": "110010068021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 106040.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8851235", "INTPTLON": "-076.9812564", "mobility_total": "764", "mobility_same_house": "670", "mobility_different_house": "86", "mobility_different_house_same_metro": "55", "mobility_different_house_different_metro": "15", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.983654, 38.884447 ], [ -76.983655, 38.884745 ], [ -76.983655, 38.885352 ], [ -76.983651, 38.885426 ], [ -76.983652, 38.885552 ], [ -76.98365, 38.885921 ], [ -76.98365, 38.886139 ], [ -76.98365, 38.886224 ], [ -76.983651, 38.886321 ], [ -76.983653, 38.886702 ], [ -76.983653, 38.886961 ], [ -76.983654, 38.887022 ], [ -76.983653, 38.887086 ], [ -76.983222, 38.886946 ], [ -76.982777, 38.886767 ], [ -76.982218, 38.886539 ], [ -76.980882, 38.885997 ], [ -76.980766, 38.885949 ], [ -76.979284, 38.885347 ], [ -76.979004, 38.885233 ], [ -76.977375, 38.884574 ], [ -76.977351, 38.884566 ], [ -76.977317, 38.88456 ], [ -76.97726, 38.884556 ], [ -76.977262, 38.884372 ], [ -76.977262, 38.884211 ], [ -76.977263, 38.884175 ], [ -76.977263, 38.884102 ], [ -76.977365, 38.884101 ], [ -76.977956, 38.884099 ], [ -76.978498, 38.884099 ], [ -76.978997, 38.884101 ], [ -76.980661, 38.884099 ], [ -76.980766, 38.8841 ], [ -76.981173, 38.884099 ], [ -76.981631, 38.884102 ], [ -76.982226, 38.884103 ], [ -76.983332, 38.884102 ], [ -76.983658, 38.884101 ], [ -76.983654, 38.884447 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007604", "BLKGRPCE": "1", "GEOID": "110010076041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 168411.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8702202", "INTPTLON": "-076.9694393", "mobility_total": "977", "mobility_same_house": "931", "mobility_different_house": "46", "mobility_different_house_same_metro": "46", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.971334, 38.873909 ], [ -76.970531, 38.873522 ], [ -76.969821, 38.87313 ], [ -76.969339, 38.872936 ], [ -76.968969, 38.872781 ], [ -76.968873, 38.872746 ], [ -76.968667, 38.872667 ], [ -76.968468, 38.87259 ], [ -76.967992, 38.872393 ], [ -76.967771, 38.872308 ], [ -76.967771, 38.872022 ], [ -76.967772, 38.871834 ], [ -76.967776, 38.871455 ], [ -76.967774, 38.871124 ], [ -76.967775, 38.870743 ], [ -76.967775, 38.870621 ], [ -76.967778, 38.870509 ], [ -76.96778, 38.870095 ], [ -76.967778, 38.8697 ], [ -76.967778, 38.869562 ], [ -76.967777, 38.869475 ], [ -76.967777, 38.869319 ], [ -76.96778, 38.869119 ], [ -76.96778, 38.86872 ], [ -76.967776, 38.86842 ], [ -76.967773, 38.86832 ], [ -76.967777, 38.867658 ], [ -76.967885, 38.867685 ], [ -76.968785, 38.867918 ], [ -76.96897, 38.867969 ], [ -76.968965, 38.867709 ], [ -76.968968, 38.86765 ], [ -76.968975, 38.86759 ], [ -76.968985, 38.867531 ], [ -76.969, 38.867472 ], [ -76.969018, 38.867414 ], [ -76.96904, 38.867357 ], [ -76.969065, 38.867301 ], [ -76.969094, 38.867246 ], [ -76.969127, 38.867192 ], [ -76.969156, 38.86715 ], [ -76.969187, 38.867109 ], [ -76.969256, 38.867031 ], [ -76.969294, 38.866994 ], [ -76.969333, 38.866958 ], [ -76.969374, 38.866923 ], [ -76.969417, 38.866889 ], [ -76.969462, 38.866857 ], [ -76.969508, 38.866826 ], [ -76.969578, 38.866783 ], [ -76.969646, 38.866739 ], [ -76.969713, 38.866693 ], [ -76.969778, 38.866646 ], [ -76.969842, 38.866598 ], [ -76.969904, 38.866548 ], [ -76.969965, 38.866497 ], [ -76.970024, 38.866445 ], [ -76.970081, 38.866392 ], [ -76.970136, 38.866338 ], [ -76.970213, 38.866276 ], [ -76.970198, 38.866355 ], [ -76.970187, 38.866436 ], [ -76.970177, 38.866534 ], [ -76.970173, 38.866594 ], [ -76.97017, 38.866714 ], [ -76.970173, 38.866834 ], [ -76.970182, 38.86696 ], [ -76.970189, 38.867023 ], [ -76.970198, 38.867086 ], [ -76.970221, 38.867212 ], [ -76.970237, 38.86728 ], [ -76.970268, 38.867398 ], [ -76.970287, 38.867459 ], [ -76.970307, 38.867514 ], [ -76.970349, 38.867622 ], [ -76.970422, 38.867783 ], [ -76.970449, 38.867835 ], [ -76.970506, 38.86794 ], [ -76.970536, 38.867991 ], [ -76.970634, 38.868153 ], [ -76.970692, 38.868247 ], [ -76.970795, 38.868432 ], [ -76.970881, 38.86858 ], [ -76.97092, 38.868667 ], [ -76.970936, 38.868735 ], [ -76.97094, 38.868762 ], [ -76.970941, 38.868816 ], [ -76.970939, 38.868843 ], [ -76.970938, 38.869216 ], [ -76.97094, 38.869474 ], [ -76.970941, 38.869553 ], [ -76.970937, 38.869987 ], [ -76.970941, 38.870353 ], [ -76.970939, 38.870742 ], [ -76.970938, 38.870816 ], [ -76.970937, 38.871523 ], [ -76.970936, 38.871956 ], [ -76.970937, 38.872271 ], [ -76.970936, 38.872758 ], [ -76.970937, 38.873171 ], [ -76.970942, 38.873213 ], [ -76.970951, 38.873259 ], [ -76.970958, 38.873282 ], [ -76.970966, 38.873304 ], [ -76.970985, 38.873348 ], [ -76.970997, 38.87337 ], [ -76.971113, 38.873556 ], [ -76.971334, 38.873909 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002202", "BLKGRPCE": "3", "GEOID": "110010022023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 105025.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9507031", "INTPTLON": "-077.0177163", "mobility_total": "929", "mobility_same_house": "810", "mobility_different_house": "98", "mobility_different_house_same_metro": "98", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "21" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019681, 38.952083 ], [ -77.019579, 38.952087 ], [ -77.019352, 38.952093 ], [ -77.018976, 38.952105 ], [ -77.018323, 38.952123 ], [ -77.017608, 38.952143 ], [ -77.017207, 38.952156 ], [ -77.016829, 38.952167 ], [ -77.016459, 38.952176 ], [ -77.016326, 38.952181 ], [ -77.0163, 38.952183 ], [ -77.016273, 38.952184 ], [ -77.016194, 38.95219 ], [ -77.01611, 38.952194 ], [ -77.016067, 38.952195 ], [ -77.015891, 38.952204 ], [ -77.015868, 38.951705 ], [ -77.015836, 38.951135 ], [ -77.015829, 38.950968 ], [ -77.015787, 38.950142 ], [ -77.015784, 38.950064 ], [ -77.015765, 38.949689 ], [ -77.015748, 38.949324 ], [ -77.016612, 38.949299 ], [ -77.017471, 38.949273 ], [ -77.01784, 38.949261 ], [ -77.01857, 38.949241 ], [ -77.019546, 38.949211 ], [ -77.019553, 38.949401 ], [ -77.019566, 38.949637 ], [ -77.019579, 38.949921 ], [ -77.019581, 38.949952 ], [ -77.019584, 38.950026 ], [ -77.019596, 38.950249 ], [ -77.019603, 38.950402 ], [ -77.019607, 38.950467 ], [ -77.019632, 38.951021 ], [ -77.019681, 38.952083 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010600", "BLKGRPCE": "3", "GEOID": "110010106003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 118203.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9019661", "INTPTLON": "-076.9967018", "mobility_total": "759", "mobility_same_house": "644", "mobility_different_house": "115", "mobility_different_house_same_metro": "95", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.998447, 38.901699 ], [ -76.998445, 38.902007 ], [ -76.998436, 38.902146 ], [ -76.99844, 38.902352 ], [ -76.998444, 38.902512 ], [ -76.998443, 38.903342 ], [ -76.998444, 38.903727 ], [ -76.998316, 38.903728 ], [ -76.996279, 38.903728 ], [ -76.996165, 38.903729 ], [ -76.996065, 38.90373 ], [ -76.994959, 38.903724 ], [ -76.994959, 38.902798 ], [ -76.99496, 38.902703 ], [ -76.994959, 38.902512 ], [ -76.994959, 38.902115 ], [ -76.99496, 38.902077 ], [ -76.994961, 38.901326 ], [ -76.994961, 38.900203 ], [ -76.996167, 38.900205 ], [ -76.997618, 38.900203 ], [ -76.998015, 38.900204 ], [ -76.998442, 38.900204 ], [ -76.998441, 38.900353 ], [ -76.998443, 38.900853 ], [ -76.998444, 38.900937 ], [ -76.998445, 38.901238 ], [ -76.998446, 38.901324 ], [ -76.998446, 38.901608 ], [ -76.998447, 38.901699 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000501", "BLKGRPCE": "1", "GEOID": "110010005011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 624515.000000, "AWATER": 24493.000000, "INTPTLAT": "+38.9291988", "INTPTLON": "-077.0500738", "mobility_total": "2004", "mobility_same_house": "1307", "mobility_different_house": "561", "mobility_different_house_same_metro": "207", "mobility_different_house_different_metro": "317", "mobility_different_house_outside_stat_area": "36", "mobility_abroad": "136" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.055716, 38.930755 ], [ -77.05488, 38.93086 ], [ -77.054573, 38.9309 ], [ -77.054967, 38.93158 ], [ -77.054582, 38.932704 ], [ -77.052959, 38.933542 ], [ -77.052258, 38.93374 ], [ -77.05179, 38.933865 ], [ -77.051675, 38.933908 ], [ -77.051522, 38.933966 ], [ -77.051461, 38.933976 ], [ -77.051399, 38.933982 ], [ -77.051336, 38.933984 ], [ -77.051274, 38.933983 ], [ -77.051211, 38.933979 ], [ -77.051091, 38.933941 ], [ -77.051036, 38.933915 ], [ -77.050984, 38.933884 ], [ -77.050937, 38.93385 ], [ -77.050896, 38.933811 ], [ -77.050859, 38.933769 ], [ -77.050833, 38.933723 ], [ -77.050825, 38.933497 ], [ -77.05083, 38.933402 ], [ -77.050756, 38.933382 ], [ -77.050581, 38.933268 ], [ -77.050503, 38.933224 ], [ -77.050779, 38.93301 ], [ -77.050854, 38.932826 ], [ -77.050744, 38.932604 ], [ -77.050322, 38.932269 ], [ -77.050194, 38.932221 ], [ -77.049742, 38.9322 ], [ -77.049482, 38.932183 ], [ -77.048862, 38.932029 ], [ -77.0484, 38.931901 ], [ -77.047798, 38.931749 ], [ -77.047374, 38.931624 ], [ -77.047262, 38.931522 ], [ -77.047122, 38.931448 ], [ -77.046974, 38.93133 ], [ -77.046804, 38.931106 ], [ -77.046373, 38.930653 ], [ -77.045746, 38.929797 ], [ -77.045364, 38.929396 ], [ -77.04495, 38.929051 ], [ -77.044683, 38.928778 ], [ -77.044537, 38.92851 ], [ -77.044515, 38.928345 ], [ -77.044534, 38.928123 ], [ -77.044561, 38.927927 ], [ -77.044591, 38.927867 ], [ -77.044687, 38.927623 ], [ -77.044696, 38.927482 ], [ -77.044699, 38.927454 ], [ -77.044686, 38.927159 ], [ -77.044787, 38.926804 ], [ -77.04491, 38.926578 ], [ -77.045534, 38.92624 ], [ -77.046162, 38.92596 ], [ -77.046303, 38.925943 ], [ -77.046602, 38.926056 ], [ -77.046732, 38.926198 ], [ -77.047055, 38.926712 ], [ -77.047682, 38.927012 ], [ -77.048257, 38.927403 ], [ -77.048944, 38.928 ], [ -77.049124, 38.928079 ], [ -77.049331, 38.92813 ], [ -77.049515, 38.928134 ], [ -77.049669, 38.928082 ], [ -77.049805, 38.927884 ], [ -77.049872, 38.927703 ], [ -77.049442, 38.925565 ], [ -77.049225, 38.925312 ], [ -77.048921, 38.924974 ], [ -77.048823, 38.924725 ], [ -77.048727, 38.924481 ], [ -77.048625, 38.924013 ], [ -77.048598, 38.923672 ], [ -77.048565, 38.923344 ], [ -77.048512, 38.923045 ], [ -77.04854, 38.922771 ], [ -77.04859, 38.922572 ], [ -77.048702, 38.922405 ], [ -77.048942, 38.922204 ], [ -77.049313, 38.921973 ], [ -77.04933, 38.921965 ], [ -77.049548, 38.921875 ], [ -77.049752, 38.9217 ], [ -77.050055, 38.921412 ], [ -77.050181, 38.921241 ], [ -77.050191, 38.921259 ], [ -77.050216, 38.921301 ], [ -77.050389, 38.9216 ], [ -77.050416, 38.921645 ], [ -77.050687, 38.922109 ], [ -77.051114, 38.922846 ], [ -77.051513, 38.923529 ], [ -77.051647, 38.923757 ], [ -77.051834, 38.924083 ], [ -77.05219, 38.92469 ], [ -77.052294, 38.92487 ], [ -77.052337, 38.924945 ], [ -77.05238, 38.925018 ], [ -77.05268, 38.925536 ], [ -77.052991, 38.92607 ], [ -77.05328, 38.926569 ], [ -77.053367, 38.926717 ], [ -77.05355, 38.927032 ], [ -77.053711, 38.92731 ], [ -77.054111, 38.927998 ], [ -77.054164, 38.928088 ], [ -77.054327, 38.92837 ], [ -77.054719, 38.929042 ], [ -77.055081, 38.929667 ], [ -77.055558, 38.930484 ], [ -77.055716, 38.930755 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007503", "BLKGRPCE": "1", "GEOID": "110010075031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 278553.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8653011", "INTPTLON": "-076.9875890", "mobility_total": "735", "mobility_same_house": "610", "mobility_different_house": "125", "mobility_different_house_same_metro": "113", "mobility_different_house_different_metro": "12", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.992402, 38.864823 ], [ -76.991569, 38.865684 ], [ -76.991443, 38.865824 ], [ -76.991102, 38.866207 ], [ -76.9902, 38.86722 ], [ -76.988977, 38.86795 ], [ -76.988953, 38.86792 ], [ -76.988918, 38.867868 ], [ -76.988903, 38.867841 ], [ -76.988722, 38.867535 ], [ -76.988708, 38.867515 ], [ -76.988626, 38.867417 ], [ -76.988355, 38.86736 ], [ -76.988048, 38.867302 ], [ -76.987706, 38.867242 ], [ -76.987158, 38.867143 ], [ -76.987056, 38.867123 ], [ -76.986356, 38.866998 ], [ -76.985236, 38.866793 ], [ -76.985128, 38.866775 ], [ -76.984524, 38.866663 ], [ -76.984361, 38.866634 ], [ -76.983642, 38.866504 ], [ -76.983186, 38.86642 ], [ -76.983334, 38.865918 ], [ -76.983442, 38.86556 ], [ -76.983161, 38.865502 ], [ -76.982628, 38.865413 ], [ -76.982171, 38.865326 ], [ -76.982208, 38.865208 ], [ -76.982424, 38.864469 ], [ -76.982536, 38.864087 ], [ -76.982641, 38.863735 ], [ -76.982679, 38.863615 ], [ -76.982781, 38.863634 ], [ -76.983273, 38.863722 ], [ -76.98385, 38.863831 ], [ -76.983954, 38.86385 ], [ -76.984039, 38.863867 ], [ -76.984573, 38.863959 ], [ -76.985751, 38.86417 ], [ -76.985783, 38.864177 ], [ -76.985885, 38.864196 ], [ -76.986042, 38.864225 ], [ -76.986474, 38.864301 ], [ -76.986756, 38.864353 ], [ -76.986852, 38.86437 ], [ -76.986937, 38.864385 ], [ -76.987053, 38.864407 ], [ -76.987598, 38.864506 ], [ -76.987709, 38.864527 ], [ -76.98781, 38.864545 ], [ -76.987986, 38.863948 ], [ -76.988027, 38.863816 ], [ -76.988035, 38.863796 ], [ -76.988053, 38.86378 ], [ -76.988077, 38.863773 ], [ -76.988106, 38.863773 ], [ -76.988389, 38.863787 ], [ -76.988676, 38.863801 ], [ -76.988689, 38.863735 ], [ -76.988701, 38.863711 ], [ -76.988718, 38.863688 ], [ -76.988954, 38.863397 ], [ -76.98897, 38.863381 ], [ -76.989007, 38.863353 ], [ -76.989299, 38.863188 ], [ -76.989458, 38.863101 ], [ -76.989656, 38.86299 ], [ -76.990123, 38.862731 ], [ -76.99037, 38.862597 ], [ -76.990452, 38.86255 ], [ -76.990695, 38.862795 ], [ -76.991032, 38.863125 ], [ -76.991221, 38.863318 ], [ -76.991016, 38.863429 ], [ -76.991053, 38.863474 ], [ -76.991089, 38.86352 ], [ -76.991126, 38.863565 ], [ -76.991366, 38.863873 ], [ -76.991395, 38.863919 ], [ -76.991415, 38.863941 ], [ -76.991431, 38.863955 ], [ -76.991756, 38.864168 ], [ -76.991837, 38.86422 ], [ -76.992327, 38.86455 ], [ -76.992346, 38.864577 ], [ -76.992346, 38.864601 ], [ -76.992324, 38.864631 ], [ -76.992261, 38.864693 ], [ -76.992402, 38.864823 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001001", "BLKGRPCE": "3", "GEOID": "110010010013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 335228.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9494287", "INTPTLON": "-077.0942188", "mobility_total": "1000", "mobility_same_house": "943", "mobility_different_house": "57", "mobility_different_house_same_metro": "41", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.100625, 38.949164 ], [ -77.100265, 38.949453 ], [ -77.099914, 38.949699 ], [ -77.0997, 38.949867 ], [ -77.098838, 38.950542 ], [ -77.098289, 38.95097 ], [ -77.098167, 38.951065 ], [ -77.097973, 38.951068 ], [ -77.096761, 38.951041 ], [ -77.096655, 38.951039 ], [ -77.095648, 38.951036 ], [ -77.095549, 38.951035 ], [ -77.094961, 38.951037 ], [ -77.094337, 38.951037 ], [ -77.093726, 38.951036 ], [ -77.09331, 38.951034 ], [ -77.092913, 38.951037 ], [ -77.092613, 38.951038 ], [ -77.092268, 38.95104 ], [ -77.090609, 38.95104 ], [ -77.089831, 38.951041 ], [ -77.089178, 38.95104 ], [ -77.088634, 38.951041 ], [ -77.088635, 38.950767 ], [ -77.088634, 38.950365 ], [ -77.088632, 38.949692 ], [ -77.088633, 38.948883 ], [ -77.088634, 38.9488 ], [ -77.088634, 38.948474 ], [ -77.088637, 38.948018 ], [ -77.088635, 38.947901 ], [ -77.089042, 38.947909 ], [ -77.09061, 38.947906 ], [ -77.091024, 38.947907 ], [ -77.091713, 38.94791 ], [ -77.092615, 38.947909 ], [ -77.094338, 38.94791 ], [ -77.094683, 38.947907 ], [ -77.095423, 38.947908 ], [ -77.09616, 38.947911 ], [ -77.09677, 38.947907 ], [ -77.09939, 38.947912 ], [ -77.099591, 38.947909 ], [ -77.100435, 38.948521 ], [ -77.100613, 38.948651 ], [ -77.100596, 38.948665 ], [ -77.100561, 38.948701 ], [ -77.10053, 38.94874 ], [ -77.100506, 38.948781 ], [ -77.100497, 38.948804 ], [ -77.100489, 38.948836 ], [ -77.100483, 38.948897 ], [ -77.100487, 38.948948 ], [ -77.100502, 38.949002 ], [ -77.100527, 38.949053 ], [ -77.100566, 38.949106 ], [ -77.100605, 38.949144 ], [ -77.100625, 38.949164 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001100", "BLKGRPCE": "2", "GEOID": "110010011002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 470392.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9586810", "INTPTLON": "-077.0812180", "mobility_total": "1348", "mobility_same_house": "1096", "mobility_different_house": "252", "mobility_different_house_same_metro": "118", "mobility_different_house_different_metro": "134", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.085731, 38.960777 ], [ -77.08529, 38.961125 ], [ -77.08464, 38.961639 ], [ -77.084026, 38.962118 ], [ -77.083759, 38.962327 ], [ -77.082977, 38.96294 ], [ -77.082602, 38.963233 ], [ -77.082168, 38.963573 ], [ -77.080474, 38.964889 ], [ -77.08036, 38.964954 ], [ -77.080298, 38.964872 ], [ -77.080281, 38.964816 ], [ -77.080286, 38.964002 ], [ -77.080285, 38.96309 ], [ -77.080285, 38.962851 ], [ -77.080285, 38.962147 ], [ -77.080286, 38.962075 ], [ -77.080392, 38.962075 ], [ -77.080428, 38.962074 ], [ -77.080788, 38.962075 ], [ -77.081288, 38.962075 ], [ -77.08202, 38.962075 ], [ -77.082022, 38.962042 ], [ -77.082022, 38.961115 ], [ -77.082021, 38.961096 ], [ -77.082021, 38.961018 ], [ -77.081518, 38.961019 ], [ -77.080307, 38.96102 ], [ -77.080091, 38.96102 ], [ -77.080041, 38.960911 ], [ -77.080014, 38.960844 ], [ -77.079968, 38.960745 ], [ -77.079917, 38.960648 ], [ -77.079847, 38.960527 ], [ -77.079777, 38.960415 ], [ -77.07974, 38.96036 ], [ -77.079662, 38.960251 ], [ -77.079621, 38.960198 ], [ -77.079536, 38.960092 ], [ -77.07944, 38.959982 ], [ -77.079388, 38.959925 ], [ -77.079278, 38.959812 ], [ -77.079191, 38.959729 ], [ -77.079106, 38.959654 ], [ -77.07904, 38.959598 ], [ -77.078913, 38.959496 ], [ -77.078805, 38.959415 ], [ -77.078749, 38.959375 ], [ -77.078636, 38.959297 ], [ -77.078519, 38.959223 ], [ -77.078399, 38.959151 ], [ -77.078338, 38.959117 ], [ -77.078154, 38.959025 ], [ -77.077145, 38.959027 ], [ -77.077145, 38.958518 ], [ -77.077144, 38.958359 ], [ -77.07714, 38.957688 ], [ -77.077141, 38.957022 ], [ -77.077142, 38.956946 ], [ -77.077143, 38.956259 ], [ -77.077143, 38.955951 ], [ -77.077143, 38.95557 ], [ -77.077144, 38.955502 ], [ -77.077145, 38.954698 ], [ -77.077245, 38.954699 ], [ -77.07927, 38.954701 ], [ -77.08021, 38.954702 ], [ -77.080305, 38.954703 ], [ -77.081926, 38.954703 ], [ -77.082027, 38.954702 ], [ -77.082124, 38.954702 ], [ -77.082467, 38.954698 ], [ -77.082632, 38.9547 ], [ -77.082941, 38.95531 ], [ -77.08327, 38.955954 ], [ -77.08338, 38.956171 ], [ -77.083817, 38.957024 ], [ -77.083868, 38.957122 ], [ -77.084328, 38.958027 ], [ -77.084846, 38.959041 ], [ -77.084905, 38.959158 ], [ -77.085058, 38.959457 ], [ -77.085266, 38.95987 ], [ -77.085381, 38.960092 ], [ -77.085659, 38.960633 ], [ -77.085731, 38.960777 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002102", "BLKGRPCE": "1", "GEOID": "110010021021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 166976.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9585695", "INTPTLON": "-077.0134599", "mobility_total": "1012", "mobility_same_house": "746", "mobility_different_house": "248", "mobility_different_house_same_metro": "239", "mobility_different_house_different_metro": "9", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "18" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019967, 38.958178 ], [ -77.019965, 38.958243 ], [ -77.019959, 38.958308 ], [ -77.019955, 38.958341 ], [ -77.019939, 38.958465 ], [ -77.0199, 38.958706 ], [ -77.019897, 38.958733 ], [ -77.01966, 38.958733 ], [ -77.019316, 38.958737 ], [ -77.01878, 38.958733 ], [ -77.018495, 38.958736 ], [ -77.018188, 38.958738 ], [ -77.018032, 38.958736 ], [ -77.017805, 38.958734 ], [ -77.017436, 38.958736 ], [ -77.0171, 38.958736 ], [ -77.017007, 38.958737 ], [ -77.016916, 38.958739 ], [ -77.016677, 38.958738 ], [ -77.01637, 38.958733 ], [ -77.016167, 38.958733 ], [ -77.015188, 38.958734 ], [ -77.014758, 38.958733 ], [ -77.014094, 38.958733 ], [ -77.013672, 38.958731 ], [ -77.013601, 38.958731 ], [ -77.013422, 38.958733 ], [ -77.012326, 38.960198 ], [ -77.012231, 38.960174 ], [ -77.012199, 38.960168 ], [ -77.012166, 38.960164 ], [ -77.012133, 38.960162 ], [ -77.011881, 38.960162 ], [ -77.011613, 38.96016 ], [ -77.011242, 38.960162 ], [ -77.010959, 38.960161 ], [ -77.01056, 38.960162 ], [ -77.009413, 38.96016 ], [ -77.009351, 38.960163 ], [ -77.009251, 38.960184 ], [ -77.009191, 38.960033 ], [ -77.009157, 38.959943 ], [ -77.009109, 38.959807 ], [ -77.009094, 38.959761 ], [ -77.009068, 38.959692 ], [ -77.009057, 38.959646 ], [ -77.009051, 38.959608 ], [ -77.009049, 38.95958 ], [ -77.009048, 38.959551 ], [ -77.00905, 38.959446 ], [ -77.009049, 38.95915 ], [ -77.00905, 38.95889 ], [ -77.009049, 38.958807 ], [ -77.009047, 38.958729 ], [ -77.009046, 38.95865 ], [ -77.009046, 38.958506 ], [ -77.009045, 38.958401 ], [ -77.009049, 38.95766 ], [ -77.009179, 38.957661 ], [ -77.009485, 38.95766 ], [ -77.009798, 38.957661 ], [ -77.010082, 38.95766 ], [ -77.010375, 38.957661 ], [ -77.010782, 38.957661 ], [ -77.011125, 38.957662 ], [ -77.011615, 38.957661 ], [ -77.011972, 38.95766 ], [ -77.01233, 38.957662 ], [ -77.012617, 38.957662 ], [ -77.013021, 38.95766 ], [ -77.01353, 38.95766 ], [ -77.013649, 38.957661 ], [ -77.013758, 38.95766 ], [ -77.014164, 38.957661 ], [ -77.014218, 38.95766 ], [ -77.014375, 38.95766 ], [ -77.014488, 38.957659 ], [ -77.015185, 38.957661 ], [ -77.015741, 38.95766 ], [ -77.016165, 38.957662 ], [ -77.016497, 38.957663 ], [ -77.017026, 38.957663 ], [ -77.017098, 38.957662 ], [ -77.017874, 38.95766 ], [ -77.018072, 38.957585 ], [ -77.018128, 38.957572 ], [ -77.019219, 38.957541 ], [ -77.019314, 38.957539 ], [ -77.01965, 38.957528 ], [ -77.019865, 38.957523 ], [ -77.019937, 38.95752 ], [ -77.019952, 38.957802 ], [ -77.019959, 38.957912 ], [ -77.019966, 38.958078 ], [ -77.019967, 38.958178 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010100", "BLKGRPCE": "2", "GEOID": "110010101002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 185492.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9039457", "INTPTLON": "-077.0349530", "mobility_total": "731", "mobility_same_house": "541", "mobility_different_house": "186", "mobility_different_house_same_metro": "108", "mobility_different_house_different_metro": "65", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "4" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.03655, 38.900716 ], [ -77.03655, 38.900847 ], [ -77.036546, 38.901344 ], [ -77.036544, 38.901647 ], [ -77.036542, 38.902525 ], [ -77.036541, 38.90309 ], [ -77.036539, 38.903442 ], [ -77.036539, 38.903739 ], [ -77.036538, 38.903863 ], [ -77.036538, 38.904316 ], [ -77.036537, 38.904988 ], [ -77.036534, 38.905654 ], [ -77.03653, 38.907021 ], [ -77.036474, 38.907021 ], [ -77.03643, 38.907025 ], [ -77.03639, 38.907033 ], [ -77.036368, 38.907039 ], [ -77.036345, 38.907047 ], [ -77.036279, 38.907074 ], [ -77.036247, 38.907091 ], [ -77.036185, 38.907132 ], [ -77.03543, 38.906858 ], [ -77.035049, 38.906725 ], [ -77.0348, 38.906641 ], [ -77.034568, 38.906558 ], [ -77.03237, 38.905794 ], [ -77.032394, 38.905736 ], [ -77.032399, 38.905717 ], [ -77.032413, 38.905646 ], [ -77.032416, 38.9056 ], [ -77.032415, 38.905578 ], [ -77.032406, 38.90554 ], [ -77.032392, 38.905509 ], [ -77.03238, 38.90549 ], [ -77.032352, 38.905451 ], [ -77.032321, 38.905414 ], [ -77.032286, 38.90538 ], [ -77.032259, 38.905362 ], [ -77.032228, 38.905344 ], [ -77.032191, 38.905327 ], [ -77.032154, 38.905313 ], [ -77.032125, 38.905305 ], [ -77.032441, 38.904822 ], [ -77.03295, 38.903949 ], [ -77.033077, 38.903738 ], [ -77.0334, 38.903179 ], [ -77.033606, 38.902807 ], [ -77.033637, 38.902721 ], [ -77.033632, 38.902518 ], [ -77.033839, 38.902515 ], [ -77.03441, 38.902512 ], [ -77.034578, 38.902518 ], [ -77.034596, 38.901804 ], [ -77.034596, 38.901712 ], [ -77.034593, 38.901336 ], [ -77.034598, 38.901241 ], [ -77.034602, 38.901189 ], [ -77.034607, 38.90114 ], [ -77.034619, 38.9011 ], [ -77.03466, 38.901014 ], [ -77.034766, 38.900848 ], [ -77.035129, 38.900202 ], [ -77.035475, 38.900198 ], [ -77.035601, 38.900199 ], [ -77.036554, 38.900201 ], [ -77.03655, 38.900716 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007808", "BLKGRPCE": "1", "GEOID": "110010078081", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 304113.000000, "AWATER": 1669.000000, "INTPTLAT": "+38.8931658", "INTPTLON": "-076.9242788", "mobility_total": "2353", "mobility_same_house": "1885", "mobility_different_house": "373", "mobility_different_house_same_metro": "344", "mobility_different_house_different_metro": "29", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "95" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.927965, 38.88991 ], [ -76.927966, 38.889966 ], [ -76.927965, 38.890134 ], [ -76.927966, 38.890399 ], [ -76.927964, 38.89078 ], [ -76.927963, 38.890857 ], [ -76.927964, 38.891022 ], [ -76.927963, 38.891298 ], [ -76.927964, 38.891551 ], [ -76.927963, 38.891783 ], [ -76.927961, 38.891844 ], [ -76.927957, 38.891884 ], [ -76.927949, 38.891932 ], [ -76.927934, 38.892003 ], [ -76.92789, 38.892139 ], [ -76.927635, 38.892843 ], [ -76.927602, 38.892936 ], [ -76.927494, 38.893232 ], [ -76.927423, 38.893434 ], [ -76.927336, 38.893669 ], [ -76.927042, 38.894482 ], [ -76.927009, 38.894576 ], [ -76.926746, 38.895303 ], [ -76.926608, 38.895689 ], [ -76.926595, 38.895723 ], [ -76.926563, 38.895814 ], [ -76.926378, 38.896319 ], [ -76.926339, 38.896436 ], [ -76.9263, 38.896549 ], [ -76.92628, 38.89661 ], [ -76.926188, 38.896558 ], [ -76.926079, 38.896489 ], [ -76.926019, 38.896445 ], [ -76.925968, 38.896414 ], [ -76.925822, 38.896343 ], [ -76.925749, 38.896309 ], [ -76.925701, 38.896273 ], [ -76.925646, 38.896199 ], [ -76.925603, 38.896172 ], [ -76.925529, 38.896138 ], [ -76.925404, 38.896068 ], [ -76.92532, 38.896011 ], [ -76.925235, 38.89596 ], [ -76.925133, 38.895897 ], [ -76.925058, 38.895903 ], [ -76.924572, 38.895897 ], [ -76.924544, 38.895888 ], [ -76.924505, 38.895877 ], [ -76.924386, 38.895848 ], [ -76.924348, 38.895838 ], [ -76.924283, 38.895823 ], [ -76.924232, 38.895813 ], [ -76.924107, 38.895811 ], [ -76.923904, 38.895812 ], [ -76.923093, 38.895809 ], [ -76.92278, 38.895806 ], [ -76.922466, 38.895804 ], [ -76.922088, 38.895806 ], [ -76.922001, 38.895805 ], [ -76.921892, 38.895805 ], [ -76.921885, 38.895514 ], [ -76.921887, 38.894901 ], [ -76.921887, 38.894853 ], [ -76.921887, 38.894773 ], [ -76.921885, 38.894629 ], [ -76.921882, 38.894472 ], [ -76.921884, 38.894345 ], [ -76.921887, 38.894212 ], [ -76.921891, 38.89393 ], [ -76.921893, 38.89391 ], [ -76.921894, 38.893889 ], [ -76.9219, 38.893827 ], [ -76.921907, 38.893789 ], [ -76.921921, 38.893737 ], [ -76.921941, 38.893675 ], [ -76.921952, 38.893648 ], [ -76.92222, 38.892916 ], [ -76.922263, 38.892792 ], [ -76.922396, 38.8924 ], [ -76.922593, 38.891844 ], [ -76.922771, 38.891345 ], [ -76.922886, 38.891048 ], [ -76.922893, 38.891028 ], [ -76.922906, 38.890986 ], [ -76.922917, 38.89094 ], [ -76.922921, 38.890916 ], [ -76.922927, 38.890863 ], [ -76.922929, 38.890812 ], [ -76.922929, 38.890775 ], [ -76.922929, 38.890691 ], [ -76.922925, 38.890334 ], [ -76.922932, 38.889936 ], [ -76.922931, 38.889915 ], [ -76.922922, 38.88984 ], [ -76.922909, 38.889802 ], [ -76.923953, 38.889813 ], [ -76.925005, 38.889818 ], [ -76.926055, 38.889814 ], [ -76.926174, 38.889811 ], [ -76.92717, 38.88981 ], [ -76.927966, 38.889812 ], [ -76.927965, 38.88991 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007809", "BLKGRPCE": "1", "GEOID": "110010078091", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 255912.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9017541", "INTPTLON": "-076.9278893", "mobility_total": "1625", "mobility_same_house": "1419", "mobility_different_house": "206", "mobility_different_house_same_metro": "167", "mobility_different_house_different_metro": "39", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.931669, 38.903045 ], [ -76.931486, 38.903081 ], [ -76.931351, 38.903115 ], [ -76.931218, 38.903153 ], [ -76.931086, 38.903193 ], [ -76.930956, 38.903237 ], [ -76.930702, 38.903321 ], [ -76.930673, 38.90333 ], [ -76.930624, 38.903345 ], [ -76.930517, 38.903374 ], [ -76.930416, 38.9034 ], [ -76.930313, 38.903424 ], [ -76.93021, 38.903446 ], [ -76.930106, 38.903466 ], [ -76.930018, 38.90348 ], [ -76.92984, 38.903503 ], [ -76.92964, 38.903523 ], [ -76.929533, 38.903529 ], [ -76.929429, 38.903532 ], [ -76.929221, 38.903533 ], [ -76.928859, 38.903522 ], [ -76.928718, 38.903516 ], [ -76.928594, 38.903512 ], [ -76.928205, 38.903497 ], [ -76.927976, 38.903489 ], [ -76.927731, 38.903482 ], [ -76.927686, 38.90348 ], [ -76.927366, 38.903478 ], [ -76.927119, 38.903483 ], [ -76.926868, 38.903493 ], [ -76.926728, 38.903502 ], [ -76.92646, 38.903525 ], [ -76.926416, 38.90353 ], [ -76.926312, 38.90354 ], [ -76.926281, 38.903544 ], [ -76.926194, 38.903554 ], [ -76.926018, 38.903577 ], [ -76.925842, 38.903604 ], [ -76.924962, 38.903755 ], [ -76.92482, 38.903778 ], [ -76.924477, 38.903837 ], [ -76.92397, 38.903932 ], [ -76.923599, 38.903998 ], [ -76.923667, 38.903888 ], [ -76.923688, 38.903847 ], [ -76.923808, 38.903504 ], [ -76.923911, 38.903216 ], [ -76.924028, 38.902885 ], [ -76.92407, 38.902764 ], [ -76.924264, 38.902222 ], [ -76.924281, 38.902176 ], [ -76.924468, 38.901647 ], [ -76.924638, 38.901171 ], [ -76.924664, 38.901095 ], [ -76.924692, 38.901018 ], [ -76.924758, 38.900829 ], [ -76.924866, 38.900525 ], [ -76.924975, 38.900223 ], [ -76.925069, 38.899951 ], [ -76.925091, 38.899891 ], [ -76.925144, 38.899747 ], [ -76.925391, 38.899742 ], [ -76.925754, 38.899743 ], [ -76.926272, 38.899741 ], [ -76.926582, 38.899744 ], [ -76.926635, 38.899743 ], [ -76.926873, 38.899741 ], [ -76.927583, 38.899743 ], [ -76.927784, 38.899746 ], [ -76.92781, 38.899745 ], [ -76.928034, 38.899774 ], [ -76.928166, 38.899803 ], [ -76.928309, 38.899844 ], [ -76.928438, 38.899879 ], [ -76.928529, 38.899899 ], [ -76.928643, 38.899923 ], [ -76.928798, 38.899952 ], [ -76.928953, 38.899978 ], [ -76.929056, 38.899992 ], [ -76.929108, 38.899998 ], [ -76.929211, 38.900008 ], [ -76.929315, 38.900016 ], [ -76.929471, 38.900024 ], [ -76.929508, 38.900028 ], [ -76.929588, 38.900034 ], [ -76.929706, 38.900037 ], [ -76.929768, 38.900037 ], [ -76.929842, 38.900033 ], [ -76.929895, 38.900032 ], [ -76.930054, 38.900026 ], [ -76.930213, 38.900017 ], [ -76.930371, 38.900006 ], [ -76.930452, 38.899998 ], [ -76.930571, 38.899983 ], [ -76.930729, 38.899955 ], [ -76.931092, 38.899883 ], [ -76.931422, 38.899807 ], [ -76.931667, 38.899755 ], [ -76.931667, 38.899851 ], [ -76.931666, 38.899878 ], [ -76.931668, 38.900224 ], [ -76.931668, 38.900484 ], [ -76.931666, 38.900833 ], [ -76.931667, 38.901484 ], [ -76.931666, 38.901562 ], [ -76.931665, 38.902158 ], [ -76.931669, 38.903045 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007809", "BLKGRPCE": "2", "GEOID": "110010078092", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 279343.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9013442", "INTPTLON": "-076.9361406", "mobility_total": "959", "mobility_same_house": "809", "mobility_different_house": "138", "mobility_different_house_same_metro": "137", "mobility_different_house_different_metro": "1", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "12" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.942483, 38.902035 ], [ -76.942207, 38.902255 ], [ -76.941984, 38.902436 ], [ -76.941555, 38.902779 ], [ -76.94152, 38.902806 ], [ -76.941483, 38.90283 ], [ -76.941444, 38.902853 ], [ -76.941404, 38.902874 ], [ -76.941349, 38.902895 ], [ -76.941291, 38.902911 ], [ -76.941232, 38.902924 ], [ -76.941172, 38.902931 ], [ -76.941095, 38.902935 ], [ -76.941026, 38.902932 ], [ -76.940763, 38.902911 ], [ -76.940358, 38.902876 ], [ -76.939174, 38.902785 ], [ -76.938962, 38.902768 ], [ -76.938874, 38.90276 ], [ -76.938698, 38.902748 ], [ -76.93861, 38.902743 ], [ -76.93847, 38.902738 ], [ -76.938354, 38.902736 ], [ -76.938242, 38.902736 ], [ -76.937828, 38.902745 ], [ -76.937592, 38.902748 ], [ -76.937491, 38.902748 ], [ -76.936733, 38.902765 ], [ -76.936661, 38.902766 ], [ -76.936591, 38.902768 ], [ -76.936468, 38.902771 ], [ -76.936069, 38.902789 ], [ -76.935631, 38.90281 ], [ -76.935451, 38.902818 ], [ -76.935068, 38.902837 ], [ -76.934699, 38.902854 ], [ -76.93455, 38.90286 ], [ -76.933874, 38.902894 ], [ -76.933763, 38.902899 ], [ -76.933571, 38.902909 ], [ -76.932805, 38.902945 ], [ -76.932714, 38.90295 ], [ -76.932303, 38.90297 ], [ -76.932178, 38.902978 ], [ -76.932053, 38.902989 ], [ -76.931928, 38.903004 ], [ -76.931804, 38.903022 ], [ -76.931669, 38.903045 ], [ -76.931665, 38.902158 ], [ -76.931666, 38.901562 ], [ -76.931667, 38.901484 ], [ -76.931666, 38.900833 ], [ -76.931668, 38.900484 ], [ -76.931668, 38.900224 ], [ -76.931666, 38.899878 ], [ -76.931667, 38.899851 ], [ -76.931667, 38.899755 ], [ -76.93182, 38.899735 ], [ -76.931905, 38.899728 ], [ -76.931948, 38.899726 ], [ -76.932192, 38.899724 ], [ -76.932466, 38.899725 ], [ -76.932715, 38.899724 ], [ -76.93281, 38.899723 ], [ -76.933756, 38.899725 ], [ -76.933751, 38.898974 ], [ -76.933814, 38.898984 ], [ -76.934414, 38.899085 ], [ -76.935201, 38.899224 ], [ -76.935274, 38.899236 ], [ -76.935381, 38.899256 ], [ -76.935463, 38.89927 ], [ -76.935525, 38.899282 ], [ -76.935577, 38.899291 ], [ -76.935806, 38.899338 ], [ -76.936003, 38.899385 ], [ -76.936323, 38.899467 ], [ -76.9365, 38.899518 ], [ -76.936556, 38.899531 ], [ -76.936856, 38.899625 ], [ -76.936985, 38.899671 ], [ -76.937049, 38.899691 ], [ -76.937157, 38.899729 ], [ -76.937356, 38.899808 ], [ -76.937529, 38.899882 ], [ -76.938107, 38.900117 ], [ -76.938438, 38.900254 ], [ -76.938955, 38.900461 ], [ -76.939189, 38.90056 ], [ -76.939398, 38.900648 ], [ -76.941046, 38.901318 ], [ -76.941404, 38.901465 ], [ -76.94148, 38.901497 ], [ -76.941552, 38.901525 ], [ -76.941621, 38.901554 ], [ -76.941696, 38.90158 ], [ -76.941874, 38.901635 ], [ -76.941944, 38.901655 ], [ -76.942018, 38.901681 ], [ -76.942187, 38.901749 ], [ -76.942303, 38.901797 ], [ -76.942435, 38.90185 ], [ -76.942609, 38.901927 ], [ -76.942483, 38.902035 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007901", "BLKGRPCE": "1", "GEOID": "110010079011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 88681.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8976141", "INTPTLON": "-076.9783971", "mobility_total": "255", "mobility_same_house": "247", "mobility_different_house": "8", "mobility_different_house_same_metro": "8", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.980656, 38.896192 ], [ -76.980628, 38.896225 ], [ -76.980597, 38.896258 ], [ -76.98054, 38.896309 ], [ -76.980383, 38.896455 ], [ -76.980327, 38.896503 ], [ -76.980274, 38.896553 ], [ -76.980224, 38.896604 ], [ -76.9802, 38.89663 ], [ -76.980154, 38.896684 ], [ -76.980126, 38.896721 ], [ -76.980106, 38.896749 ], [ -76.98008, 38.89679 ], [ -76.980068, 38.896811 ], [ -76.980049, 38.896847 ], [ -76.980015, 38.896919 ], [ -76.979988, 38.896993 ], [ -76.979976, 38.897031 ], [ -76.979959, 38.897107 ], [ -76.979937, 38.897185 ], [ -76.979916, 38.897255 ], [ -76.979804, 38.897644 ], [ -76.97967, 38.898112 ], [ -76.979607, 38.898333 ], [ -76.979494, 38.898723 ], [ -76.979412, 38.899011 ], [ -76.979349, 38.89924 ], [ -76.979296, 38.899411 ], [ -76.979119, 38.899372 ], [ -76.978628, 38.89929 ], [ -76.977627, 38.899109 ], [ -76.977523, 38.899086 ], [ -76.977429, 38.899074 ], [ -76.97737, 38.89906 ], [ -76.976697, 38.898944 ], [ -76.97657, 38.898921 ], [ -76.976456, 38.898903 ], [ -76.976511, 38.89875 ], [ -76.976541, 38.89866 ], [ -76.976636, 38.898341 ], [ -76.976752, 38.897921 ], [ -76.976844, 38.897613 ], [ -76.976949, 38.897234 ], [ -76.977042, 38.896923 ], [ -76.977061, 38.896853 ], [ -76.977135, 38.896588 ], [ -76.97725, 38.896202 ], [ -76.977257, 38.896164 ], [ -76.977257, 38.896116 ], [ -76.977567, 38.896111 ], [ -76.977928, 38.896109 ], [ -76.978375, 38.896111 ], [ -76.978989, 38.896113 ], [ -76.979097, 38.896113 ], [ -76.979593, 38.896116 ], [ -76.980084, 38.896113 ], [ -76.980712, 38.896111 ], [ -76.980656, 38.896192 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007901", "BLKGRPCE": "3", "GEOID": "110010079013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 92164.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8950093", "INTPTLON": "-076.9822014", "mobility_total": "1539", "mobility_same_house": "1172", "mobility_different_house": "343", "mobility_different_house_same_metro": "280", "mobility_different_house_different_metro": "45", "mobility_different_house_outside_stat_area": "18", "mobility_abroad": "24" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.983649, 38.896301 ], [ -76.983644, 38.896667 ], [ -76.983442, 38.896669 ], [ -76.982488, 38.896665 ], [ -76.982306, 38.896663 ], [ -76.982214, 38.896664 ], [ -76.982067, 38.896663 ], [ -76.981778, 38.896665 ], [ -76.981465, 38.896664 ], [ -76.980762, 38.896667 ], [ -76.980759, 38.896378 ], [ -76.980759, 38.896314 ], [ -76.980753, 38.896282 ], [ -76.980755, 38.896258 ], [ -76.980738, 38.896227 ], [ -76.980732, 38.896204 ], [ -76.980732, 38.896183 ], [ -76.980712, 38.896111 ], [ -76.980723, 38.896094 ], [ -76.980739, 38.896059 ], [ -76.980745, 38.89604 ], [ -76.980754, 38.896006 ], [ -76.98076, 38.895972 ], [ -76.980761, 38.895938 ], [ -76.980759, 38.895801 ], [ -76.980759, 38.89562 ], [ -76.980762, 38.895471 ], [ -76.980764, 38.895149 ], [ -76.980762, 38.89496 ], [ -76.980762, 38.89478 ], [ -76.980762, 38.894258 ], [ -76.980761, 38.893942 ], [ -76.980764, 38.893374 ], [ -76.981278, 38.893354 ], [ -76.981927, 38.893344 ], [ -76.982213, 38.893325 ], [ -76.982647, 38.893315 ], [ -76.982749, 38.893315 ], [ -76.9829, 38.893318 ], [ -76.983001, 38.893323 ], [ -76.983052, 38.893327 ], [ -76.983096, 38.893332 ], [ -76.983184, 38.893346 ], [ -76.983228, 38.893355 ], [ -76.983314, 38.893375 ], [ -76.983356, 38.893387 ], [ -76.98344, 38.893413 ], [ -76.983481, 38.893428 ], [ -76.983526, 38.893448 ], [ -76.983566, 38.893467 ], [ -76.983648, 38.893504 ], [ -76.983648, 38.893617 ], [ -76.983647, 38.893645 ], [ -76.983646, 38.893997 ], [ -76.983646, 38.894433 ], [ -76.983647, 38.894703 ], [ -76.983648, 38.894783 ], [ -76.983645, 38.895396 ], [ -76.983644, 38.895463 ], [ -76.983648, 38.896112 ], [ -76.983649, 38.896301 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007903", "BLKGRPCE": "1", "GEOID": "110010079031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 242608.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8963838", "INTPTLON": "-076.9743348", "mobility_total": "1677", "mobility_same_house": "1402", "mobility_different_house": "275", "mobility_different_house_same_metro": "254", "mobility_different_house_different_metro": "21", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.977255, 38.894147 ], [ -76.977257, 38.894408 ], [ -76.977258, 38.894702 ], [ -76.977259, 38.894777 ], [ -76.977259, 38.894856 ], [ -76.977255, 38.895204 ], [ -76.977257, 38.895519 ], [ -76.977257, 38.896116 ], [ -76.977257, 38.896164 ], [ -76.97725, 38.896202 ], [ -76.977135, 38.896588 ], [ -76.977061, 38.896853 ], [ -76.977042, 38.896923 ], [ -76.976949, 38.897234 ], [ -76.976844, 38.897613 ], [ -76.976752, 38.897921 ], [ -76.976636, 38.898341 ], [ -76.976541, 38.89866 ], [ -76.976511, 38.89875 ], [ -76.976456, 38.898903 ], [ -76.976259, 38.898867 ], [ -76.976078, 38.898839 ], [ -76.975693, 38.898771 ], [ -76.975561, 38.898747 ], [ -76.975473, 38.898732 ], [ -76.975267, 38.898695 ], [ -76.974856, 38.898619 ], [ -76.974611, 38.898579 ], [ -76.974413, 38.898548 ], [ -76.974174, 38.898504 ], [ -76.973448, 38.898374 ], [ -76.973176, 38.898327 ], [ -76.973072, 38.898308 ], [ -76.972654, 38.898237 ], [ -76.972289, 38.898172 ], [ -76.972168, 38.898153 ], [ -76.972051, 38.89813 ], [ -76.971877, 38.8981 ], [ -76.971348, 38.898006 ], [ -76.971253, 38.897988 ], [ -76.971138, 38.897969 ], [ -76.97095, 38.897936 ], [ -76.970821, 38.897912 ], [ -76.970408, 38.897844 ], [ -76.970344, 38.897831 ], [ -76.970085, 38.897787 ], [ -76.969987, 38.897769 ], [ -76.969877, 38.897752 ], [ -76.969776, 38.897734 ], [ -76.969683, 38.897721 ], [ -76.969637, 38.897713 ], [ -76.969492, 38.897694 ], [ -76.969505, 38.897632 ], [ -76.969581, 38.897539 ], [ -76.97069, 38.896288 ], [ -76.970968, 38.895997 ], [ -76.971027, 38.895948 ], [ -76.97109, 38.895901 ], [ -76.971156, 38.895857 ], [ -76.971224, 38.895816 ], [ -76.971295, 38.895777 ], [ -76.971338, 38.895756 ], [ -76.971382, 38.895736 ], [ -76.971402, 38.895726 ], [ -76.971453, 38.895702 ], [ -76.971507, 38.89568 ], [ -76.971615, 38.895639 ], [ -76.971727, 38.895604 ], [ -76.971842, 38.895575 ], [ -76.972986, 38.895269 ], [ -76.973091, 38.89524 ], [ -76.973603, 38.895102 ], [ -76.973683, 38.895079 ], [ -76.973762, 38.895053 ], [ -76.97384, 38.895026 ], [ -76.973901, 38.895003 ], [ -76.97396, 38.894978 ], [ -76.974009, 38.894957 ], [ -76.974131, 38.894898 ], [ -76.974194, 38.894866 ], [ -76.974255, 38.894832 ], [ -76.974362, 38.894763 ], [ -76.974408, 38.89473 ], [ -76.974459, 38.894694 ], [ -76.974508, 38.894655 ], [ -76.974567, 38.894605 ], [ -76.974624, 38.894554 ], [ -76.974705, 38.894472 ], [ -76.974766, 38.894404 ], [ -76.974823, 38.894334 ], [ -76.974877, 38.894262 ], [ -76.974899, 38.89423 ], [ -76.974942, 38.894164 ], [ -76.974966, 38.894121 ], [ -76.975006, 38.89404 ], [ -76.975038, 38.893966 ], [ -76.975053, 38.893928 ], [ -76.975085, 38.893835 ], [ -76.97511, 38.89374 ], [ -76.975121, 38.893692 ], [ -76.97513, 38.893644 ], [ -76.975136, 38.893602 ], [ -76.975142, 38.893577 ], [ -76.975146, 38.893553 ], [ -76.975149, 38.893528 ], [ -76.975151, 38.893475 ], [ -76.975152, 38.893295 ], [ -76.975428, 38.893298 ], [ -76.975741, 38.8933 ], [ -76.976225, 38.8933 ], [ -76.977259, 38.893301 ], [ -76.977255, 38.894147 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008001", "BLKGRPCE": "3", "GEOID": "110010080013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 76866.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8941781", "INTPTLON": "-076.9869423", "mobility_total": "780", "mobility_same_house": "736", "mobility_different_house": "30", "mobility_different_house_same_metro": "30", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "14" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.990244, 38.894784 ], [ -76.989012, 38.894784 ], [ -76.988311, 38.894785 ], [ -76.987527, 38.894783 ], [ -76.986681, 38.894783 ], [ -76.986097, 38.894782 ], [ -76.985504, 38.894781 ], [ -76.98457, 38.894782 ], [ -76.983648, 38.894783 ], [ -76.983647, 38.894703 ], [ -76.983646, 38.894433 ], [ -76.983646, 38.893997 ], [ -76.983647, 38.893645 ], [ -76.983648, 38.893617 ], [ -76.983648, 38.893504 ], [ -76.983674, 38.893515 ], [ -76.983751, 38.89355 ], [ -76.983942, 38.893569 ], [ -76.98422, 38.893573 ], [ -76.984571, 38.893574 ], [ -76.985509, 38.893575 ], [ -76.986383, 38.893574 ], [ -76.986478, 38.893573 ], [ -76.986895, 38.893573 ], [ -76.98711, 38.893574 ], [ -76.988311, 38.893575 ], [ -76.988428, 38.893575 ], [ -76.988518, 38.893576 ], [ -76.989261, 38.893575 ], [ -76.990241, 38.893574 ], [ -76.990241, 38.893719 ], [ -76.990245, 38.894529 ], [ -76.990244, 38.894784 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008002", "BLKGRPCE": "1", "GEOID": "110010080021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 273615.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8911540", "INTPTLON": "-076.9793648", "mobility_total": "1339", "mobility_same_house": "1035", "mobility_different_house": "254", "mobility_different_house_same_metro": "220", "mobility_different_house_different_metro": "34", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "50" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.98551, 38.890932 ], [ -76.98551, 38.891465 ], [ -76.98551, 38.891698 ], [ -76.98551, 38.891775 ], [ -76.98551, 38.892012 ], [ -76.98521, 38.892037 ], [ -76.984931, 38.89208 ], [ -76.984564, 38.892171 ], [ -76.984531, 38.892085 ], [ -76.984439, 38.892013 ], [ -76.984403, 38.892012 ], [ -76.984156, 38.89201 ], [ -76.983725, 38.89201 ], [ -76.983644, 38.892009 ], [ -76.982636, 38.892006 ], [ -76.982322, 38.892008 ], [ -76.982217, 38.892008 ], [ -76.982, 38.892008 ], [ -76.98181, 38.892009 ], [ -76.98135, 38.892008 ], [ -76.980876, 38.892009 ], [ -76.980762, 38.89201 ], [ -76.979863, 38.892011 ], [ -76.979583, 38.892011 ], [ -76.978862, 38.892009 ], [ -76.977999, 38.892008 ], [ -76.977257, 38.892004 ], [ -76.977253, 38.892233 ], [ -76.977259, 38.892776 ], [ -76.97726, 38.89324 ], [ -76.977259, 38.893301 ], [ -76.976225, 38.8933 ], [ -76.975741, 38.8933 ], [ -76.975428, 38.893298 ], [ -76.975152, 38.893295 ], [ -76.975091, 38.893138 ], [ -76.975031, 38.893121 ], [ -76.974996, 38.893107 ], [ -76.974962, 38.893092 ], [ -76.974895, 38.89306 ], [ -76.974863, 38.893043 ], [ -76.974786, 38.893005 ], [ -76.974711, 38.892963 ], [ -76.97464, 38.892918 ], [ -76.974572, 38.892869 ], [ -76.974507, 38.892817 ], [ -76.974436, 38.892754 ], [ -76.974398, 38.892717 ], [ -76.974362, 38.892679 ], [ -76.974295, 38.892599 ], [ -76.974265, 38.892558 ], [ -76.974236, 38.892516 ], [ -76.974209, 38.892473 ], [ -76.974184, 38.89243 ], [ -76.974162, 38.892386 ], [ -76.974142, 38.892343 ], [ -76.974124, 38.892301 ], [ -76.974089, 38.892215 ], [ -76.974058, 38.892128 ], [ -76.97403, 38.892041 ], [ -76.974017, 38.891997 ], [ -76.973977, 38.891846 ], [ -76.973964, 38.891792 ], [ -76.97394, 38.891685 ], [ -76.973908, 38.891523 ], [ -76.973883, 38.891371 ], [ -76.973871, 38.891282 ], [ -76.973861, 38.891193 ], [ -76.973853, 38.891104 ], [ -76.973842, 38.890952 ], [ -76.973836, 38.890582 ], [ -76.973854, 38.890512 ], [ -76.973866, 38.890478 ], [ -76.97388, 38.890444 ], [ -76.973896, 38.89041 ], [ -76.97391, 38.890386 ], [ -76.973926, 38.890362 ], [ -76.973944, 38.89034 ], [ -76.973964, 38.890318 ], [ -76.973985, 38.890297 ], [ -76.974012, 38.890276 ], [ -76.974045, 38.890254 ], [ -76.974112, 38.890214 ], [ -76.974184, 38.890176 ], [ -76.974222, 38.890158 ], [ -76.974273, 38.890138 ], [ -76.974308, 38.890128 ], [ -76.974347, 38.890119 ], [ -76.974388, 38.890112 ], [ -76.974458, 38.890109 ], [ -76.974641, 38.890111 ], [ -76.974851, 38.890112 ], [ -76.975363, 38.890112 ], [ -76.97625, 38.890116 ], [ -76.976281, 38.890114 ], [ -76.97631, 38.89011 ], [ -76.97634, 38.890104 ], [ -76.976405, 38.890085 ], [ -76.976468, 38.89006 ], [ -76.976507, 38.890041 ], [ -76.976546, 38.890017 ], [ -76.976605, 38.889979 ], [ -76.976651, 38.889953 ], [ -76.976723, 38.88992 ], [ -76.976748, 38.889911 ], [ -76.9768, 38.889895 ], [ -76.976841, 38.889885 ], [ -76.976882, 38.889877 ], [ -76.976925, 38.88987 ], [ -76.976967, 38.889866 ], [ -76.97701, 38.889863 ], [ -76.977257, 38.889798 ], [ -76.977694, 38.8898 ], [ -76.97854, 38.8898 ], [ -76.978992, 38.8898 ], [ -76.980764, 38.8898 ], [ -76.982216, 38.8898 ], [ -76.982998, 38.889802 ], [ -76.98334, 38.889801 ], [ -76.983645, 38.889801 ], [ -76.984432, 38.889801 ], [ -76.985506, 38.889803 ], [ -76.985496, 38.88994 ], [ -76.985511, 38.890569 ], [ -76.98551, 38.890932 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008002", "BLKGRPCE": "2", "GEOID": "110010080022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 306013.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8918897", "INTPTLON": "-076.9857906", "mobility_total": "2217", "mobility_same_house": "1670", "mobility_different_house": "522", "mobility_different_house_same_metro": "405", "mobility_different_house_different_metro": "117", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "25" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.991533, 38.889805 ], [ -76.991531, 38.890122 ], [ -76.991531, 38.890366 ], [ -76.991437, 38.890369 ], [ -76.990953, 38.890373 ], [ -76.99024, 38.890375 ], [ -76.990245, 38.890964 ], [ -76.990245, 38.891135 ], [ -76.990247, 38.891936 ], [ -76.990246, 38.892012 ], [ -76.990245, 38.892341 ], [ -76.990245, 38.892801 ], [ -76.990245, 38.893041 ], [ -76.990241, 38.893574 ], [ -76.989261, 38.893575 ], [ -76.988518, 38.893576 ], [ -76.988428, 38.893575 ], [ -76.988311, 38.893575 ], [ -76.98711, 38.893574 ], [ -76.986895, 38.893573 ], [ -76.986478, 38.893573 ], [ -76.986383, 38.893574 ], [ -76.985509, 38.893575 ], [ -76.984571, 38.893574 ], [ -76.98422, 38.893573 ], [ -76.983942, 38.893569 ], [ -76.983751, 38.89355 ], [ -76.983674, 38.893515 ], [ -76.983648, 38.893504 ], [ -76.983566, 38.893467 ], [ -76.983526, 38.893448 ], [ -76.983481, 38.893428 ], [ -76.98344, 38.893413 ], [ -76.983356, 38.893387 ], [ -76.983314, 38.893375 ], [ -76.983228, 38.893355 ], [ -76.983184, 38.893346 ], [ -76.983096, 38.893332 ], [ -76.983052, 38.893327 ], [ -76.983001, 38.893323 ], [ -76.9829, 38.893318 ], [ -76.982749, 38.893315 ], [ -76.982647, 38.893315 ], [ -76.982213, 38.893325 ], [ -76.981927, 38.893344 ], [ -76.981278, 38.893354 ], [ -76.980764, 38.893374 ], [ -76.979869, 38.893378 ], [ -76.978994, 38.893301 ], [ -76.978127, 38.8933 ], [ -76.977259, 38.893301 ], [ -76.97726, 38.89324 ], [ -76.977259, 38.892776 ], [ -76.977253, 38.892233 ], [ -76.977257, 38.892004 ], [ -76.977999, 38.892008 ], [ -76.978862, 38.892009 ], [ -76.979583, 38.892011 ], [ -76.979863, 38.892011 ], [ -76.980762, 38.89201 ], [ -76.980876, 38.892009 ], [ -76.98135, 38.892008 ], [ -76.98181, 38.892009 ], [ -76.982, 38.892008 ], [ -76.982217, 38.892008 ], [ -76.982322, 38.892008 ], [ -76.982636, 38.892006 ], [ -76.983644, 38.892009 ], [ -76.983725, 38.89201 ], [ -76.984156, 38.89201 ], [ -76.984403, 38.892012 ], [ -76.984439, 38.892013 ], [ -76.984531, 38.892085 ], [ -76.984564, 38.892171 ], [ -76.984931, 38.89208 ], [ -76.98521, 38.892037 ], [ -76.98551, 38.892012 ], [ -76.98551, 38.891775 ], [ -76.98551, 38.891698 ], [ -76.98551, 38.891465 ], [ -76.98551, 38.890932 ], [ -76.985511, 38.890569 ], [ -76.985496, 38.88994 ], [ -76.985506, 38.889803 ], [ -76.985625, 38.889802 ], [ -76.98744, 38.889802 ], [ -76.987878, 38.889803 ], [ -76.98832, 38.889795 ], [ -76.988321, 38.889761 ], [ -76.988316, 38.889243 ], [ -76.988949, 38.88924 ], [ -76.989765, 38.889233 ], [ -76.989956, 38.889231 ], [ -76.990124, 38.889231 ], [ -76.990236, 38.88923 ], [ -76.991392, 38.889227 ], [ -76.991416, 38.889226 ], [ -76.991544, 38.889226 ], [ -76.991533, 38.889805 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008100", "BLKGRPCE": "1", "GEOID": "110010081001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 70933.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8956638", "INTPTLON": "-076.9921189", "mobility_total": "720", "mobility_same_house": "547", "mobility_different_house": "160", "mobility_different_house_same_metro": "54", "mobility_different_house_different_metro": "106", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "13" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994962, 38.895378 ], [ -76.993751, 38.895884 ], [ -76.993111, 38.896143 ], [ -76.992644, 38.896326 ], [ -76.991525, 38.896786 ], [ -76.99025, 38.897307 ], [ -76.990244, 38.896116 ], [ -76.990243, 38.896046 ], [ -76.990247, 38.895647 ], [ -76.990245, 38.895435 ], [ -76.990243, 38.895073 ], [ -76.990244, 38.894784 ], [ -76.99153, 38.894783 ], [ -76.992547, 38.894786 ], [ -76.992645, 38.894785 ], [ -76.992744, 38.894783 ], [ -76.993084, 38.894784 ], [ -76.993653, 38.894784 ], [ -76.993756, 38.894785 ], [ -76.993858, 38.894785 ], [ -76.99435, 38.89479 ], [ -76.994962, 38.894783 ], [ -76.994962, 38.895378 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008100", "BLKGRPCE": "3", "GEOID": "110010081003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 93328.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8909693", "INTPTLON": "-076.9927342", "mobility_total": "931", "mobility_same_house": "558", "mobility_different_house": "373", "mobility_different_house_same_metro": "228", "mobility_different_house_different_metro": "145", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994969, 38.890935 ], [ -76.994967, 38.890989 ], [ -76.994967, 38.891017 ], [ -76.994963, 38.891152 ], [ -76.994961, 38.891422 ], [ -76.994962, 38.891622 ], [ -76.994961, 38.891723 ], [ -76.99496, 38.891919 ], [ -76.994961, 38.892017 ], [ -76.994641, 38.892011 ], [ -76.99418, 38.892012 ], [ -76.993759, 38.892011 ], [ -76.993502, 38.892011 ], [ -76.993021, 38.892016 ], [ -76.992748, 38.892011 ], [ -76.992647, 38.892011 ], [ -76.992475, 38.892011 ], [ -76.992198, 38.892009 ], [ -76.991637, 38.892009 ], [ -76.99159, 38.892008 ], [ -76.991533, 38.892009 ], [ -76.991273, 38.892013 ], [ -76.990365, 38.892013 ], [ -76.990246, 38.892012 ], [ -76.990247, 38.891936 ], [ -76.990245, 38.891135 ], [ -76.990245, 38.890964 ], [ -76.99024, 38.890375 ], [ -76.990953, 38.890373 ], [ -76.991437, 38.890369 ], [ -76.991531, 38.890366 ], [ -76.991531, 38.890122 ], [ -76.991533, 38.889805 ], [ -76.991802, 38.889802 ], [ -76.992643, 38.889803 ], [ -76.993084, 38.889804 ], [ -76.993757, 38.889804 ], [ -76.994295, 38.889804 ], [ -76.994962, 38.889806 ], [ -76.994971, 38.890875 ], [ -76.994969, 38.890935 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "011100", "BLKGRPCE": "3", "GEOID": "110010111003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 3571223.000000, "AWATER": 365642.000000, "INTPTLAT": "+38.9112627", "INTPTLON": "-076.9659734", "mobility_total": "1492", "mobility_same_house": "1153", "mobility_different_house": "330", "mobility_different_house_same_metro": "265", "mobility_different_house_different_metro": "23", "mobility_different_house_outside_stat_area": "26", "mobility_abroad": "9" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.978995, 38.920019 ], [ -76.978994, 38.920042 ], [ -76.978994, 38.920228 ], [ -76.978993, 38.92031 ], [ -76.978995, 38.920529 ], [ -76.978995, 38.921291 ], [ -76.978995, 38.922287 ], [ -76.978996, 38.922366 ], [ -76.978996, 38.922596 ], [ -76.978997, 38.922621 ], [ -76.978997, 38.92277 ], [ -76.978998, 38.922913 ], [ -76.978997, 38.923148 ], [ -76.978998, 38.923352 ], [ -76.978997, 38.923438 ], [ -76.978996, 38.923862 ], [ -76.978997, 38.924089 ], [ -76.978999, 38.924424 ], [ -76.978998, 38.924509 ], [ -76.978825, 38.924508 ], [ -76.977446, 38.92451 ], [ -76.976568, 38.924507 ], [ -76.976342, 38.924504 ], [ -76.976118, 38.924506 ], [ -76.975978, 38.924508 ], [ -76.975634, 38.924507 ], [ -76.975285, 38.924508 ], [ -76.974897, 38.924508 ], [ -76.974448, 38.924506 ], [ -76.974177, 38.924502 ], [ -76.974138, 38.924501 ], [ -76.974047, 38.924507 ], [ -76.973734, 38.924508 ], [ -76.97266, 38.924508 ], [ -76.972167, 38.92451 ], [ -76.971813, 38.924509 ], [ -76.971617, 38.924513 ], [ -76.971167, 38.924512 ], [ -76.971117, 38.924512 ], [ -76.970928, 38.924508 ], [ -76.970673, 38.92451 ], [ -76.97031, 38.92451 ], [ -76.970283, 38.924512 ], [ -76.970256, 38.924517 ], [ -76.97023, 38.924524 ], [ -76.970206, 38.924533 ], [ -76.970175, 38.924557 ], [ -76.970155, 38.924582 ], [ -76.970146, 38.924614 ], [ -76.970142, 38.924678 ], [ -76.970141, 38.924746 ], [ -76.97014, 38.92507 ], [ -76.970144, 38.92537 ], [ -76.970143, 38.925579 ], [ -76.97007, 38.925579 ], [ -76.96991, 38.925577 ], [ -76.969509, 38.925577 ], [ -76.969475, 38.925576 ], [ -76.969407, 38.92558 ], [ -76.969373, 38.925583 ], [ -76.969332, 38.925591 ], [ -76.969294, 38.925604 ], [ -76.969257, 38.925624 ], [ -76.969226, 38.925648 ], [ -76.969031, 38.925816 ], [ -76.968952, 38.925885 ], [ -76.968856, 38.925968 ], [ -76.968719, 38.926091 ], [ -76.96865, 38.926151 ], [ -76.968579, 38.926211 ], [ -76.968374, 38.926389 ], [ -76.968115, 38.926617 ], [ -76.968056, 38.926664 ], [ -76.967995, 38.926708 ], [ -76.967932, 38.926751 ], [ -76.967541, 38.927025 ], [ -76.967404, 38.927112 ], [ -76.967284, 38.927199 ], [ -76.967182, 38.927086 ], [ -76.967068, 38.926978 ], [ -76.96812, 38.925926 ], [ -76.96844, 38.925592 ], [ -76.969485, 38.924506 ], [ -76.970785, 38.923468 ], [ -76.972029, 38.922463 ], [ -76.972547, 38.922044 ], [ -76.973773, 38.921057 ], [ -76.973286, 38.920395 ], [ -76.973098, 38.920134 ], [ -76.972981, 38.91996 ], [ -76.972929, 38.919883 ], [ -76.972722, 38.919586 ], [ -76.972485, 38.919236 ], [ -76.972386, 38.919087 ], [ -76.972366, 38.919059 ], [ -76.972344, 38.919032 ], [ -76.97232, 38.919007 ], [ -76.972269, 38.918957 ], [ -76.972241, 38.918934 ], [ -76.972212, 38.918912 ], [ -76.972181, 38.918891 ], [ -76.972116, 38.918853 ], [ -76.971799, 38.918692 ], [ -76.971735, 38.918661 ], [ -76.971584, 38.918587 ], [ -76.971825, 38.918255 ], [ -76.972493, 38.917421 ], [ -76.972373, 38.917422 ], [ -76.971674, 38.917476 ], [ -76.970238, 38.917484 ], [ -76.969154, 38.917451 ], [ -76.968065, 38.917383 ], [ -76.967309, 38.91733 ], [ -76.967294, 38.917334 ], [ -76.966641, 38.91731 ], [ -76.966181, 38.917282 ], [ -76.965635, 38.917244 ], [ -76.964936, 38.917179 ], [ -76.963688, 38.917105 ], [ -76.96275, 38.91706 ], [ -76.961783, 38.917023 ], [ -76.960451, 38.916951 ], [ -76.9597, 38.916923 ], [ -76.959209, 38.916902 ], [ -76.958754, 38.916912 ], [ -76.958347, 38.916918 ], [ -76.957861, 38.917039 ], [ -76.957459, 38.917171 ], [ -76.956841, 38.917425 ], [ -76.956112, 38.917789 ], [ -76.955901, 38.917783 ], [ -76.955741, 38.91777 ], [ -76.954073, 38.917639 ], [ -76.953846, 38.917621 ], [ -76.949145, 38.917251 ], [ -76.944367, 38.916875 ], [ -76.943858, 38.916871 ], [ -76.944611, 38.916188 ], [ -76.945951, 38.915252 ], [ -76.947257, 38.914975 ], [ -76.951997, 38.914904 ], [ -76.952893, 38.914797 ], [ -76.953573, 38.914382 ], [ -76.953825, 38.912289 ], [ -76.954459, 38.91096 ], [ -76.956788, 38.907859 ], [ -76.957969, 38.906154 ], [ -76.958273, 38.905428 ], [ -76.95861, 38.904748 ], [ -76.959386, 38.90339 ], [ -76.960615, 38.90172 ], [ -76.961412, 38.900784 ], [ -76.961967, 38.900181 ], [ -76.962218, 38.899497 ], [ -76.962193, 38.898703 ], [ -76.96209, 38.897596 ], [ -76.962029, 38.897322 ], [ -76.961973, 38.897089 ], [ -76.962492, 38.897141 ], [ -76.964077, 38.897298 ], [ -76.964365, 38.897321 ], [ -76.964812, 38.897347 ], [ -76.965206, 38.897366 ], [ -76.965689, 38.897397 ], [ -76.965809, 38.897408 ], [ -76.966065, 38.897431 ], [ -76.966224, 38.897442 ], [ -76.966335, 38.89745 ], [ -76.966568, 38.897468 ], [ -76.967176, 38.89751 ], [ -76.967543, 38.897534 ], [ -76.967679, 38.897539 ], [ -76.967761, 38.897544 ], [ -76.967835, 38.897546 ], [ -76.967987, 38.897557 ], [ -76.968067, 38.897561 ], [ -76.968181, 38.897573 ], [ -76.968769, 38.897622 ], [ -76.969012, 38.897641 ], [ -76.969191, 38.89766 ], [ -76.969335, 38.897677 ], [ -76.969492, 38.897694 ], [ -76.969637, 38.897713 ], [ -76.969683, 38.897721 ], [ -76.969776, 38.897734 ], [ -76.969877, 38.897752 ], [ -76.969987, 38.897769 ], [ -76.970085, 38.897787 ], [ -76.970344, 38.897831 ], [ -76.970408, 38.897844 ], [ -76.970374, 38.897963 ], [ -76.970365, 38.897992 ], [ -76.970314, 38.898175 ], [ -76.970287, 38.898287 ], [ -76.970265, 38.898389 ], [ -76.970248, 38.898493 ], [ -76.970237, 38.898596 ], [ -76.970232, 38.8987 ], [ -76.970232, 38.898941 ], [ -76.97023, 38.899237 ], [ -76.970229, 38.899623 ], [ -76.970231, 38.900464 ], [ -76.97023, 38.900721 ], [ -76.970232, 38.901121 ], [ -76.97023, 38.901949 ], [ -76.97023, 38.902372 ], [ -76.970226, 38.902786 ], [ -76.970226, 38.903093 ], [ -76.97023, 38.903249 ], [ -76.97023, 38.903277 ], [ -76.970233, 38.90333 ], [ -76.970233, 38.903445 ], [ -76.97031, 38.903449 ], [ -76.970501, 38.903449 ], [ -76.970532, 38.90345 ], [ -76.970941, 38.903449 ], [ -76.971121, 38.90345 ], [ -76.971324, 38.903449 ], [ -76.971388, 38.903449 ], [ -76.971471, 38.903454 ], [ -76.971512, 38.903459 ], [ -76.971555, 38.903466 ], [ -76.971598, 38.903477 ], [ -76.97164, 38.903491 ], [ -76.971679, 38.903509 ], [ -76.971716, 38.903531 ], [ -76.971746, 38.903552 ], [ -76.971772, 38.903574 ], [ -76.971796, 38.903596 ], [ -76.971818, 38.90362 ], [ -76.971839, 38.903645 ], [ -76.97189, 38.903721 ], [ -76.972147, 38.904114 ], [ -76.97229, 38.904328 ], [ -76.972461, 38.904587 ], [ -76.972254, 38.904671 ], [ -76.971858, 38.904829 ], [ -76.971479, 38.904987 ], [ -76.97114, 38.905127 ], [ -76.970584, 38.905349 ], [ -76.970327, 38.905457 ], [ -76.970296, 38.905473 ], [ -76.970269, 38.905492 ], [ -76.970246, 38.905515 ], [ -76.970228, 38.90554 ], [ -76.970218, 38.905559 ], [ -76.970205, 38.905621 ], [ -76.970549, 38.905621 ], [ -76.970778, 38.905624 ], [ -76.972202, 38.905623 ], [ -76.972536, 38.90562 ], [ -76.973196, 38.905621 ], [ -76.973576, 38.905624 ], [ -76.973834, 38.905623 ], [ -76.974173, 38.905623 ], [ -76.974833, 38.905624 ], [ -76.975166, 38.90562 ], [ -76.976208, 38.906282 ], [ -76.977177, 38.906647 ], [ -76.977929, 38.907016 ], [ -76.978451, 38.907016 ], [ -76.978689, 38.907182 ], [ -76.978755, 38.907228 ], [ -76.978838, 38.907271 ], [ -76.977607, 38.909197 ], [ -76.977459, 38.909425 ], [ -76.977366, 38.909586 ], [ -76.977252, 38.909881 ], [ -76.977091, 38.910343 ], [ -76.976327, 38.912642 ], [ -76.97571, 38.91344 ], [ -76.975127, 38.914133 ], [ -76.975303, 38.914146 ], [ -76.976481, 38.915268 ], [ -76.97707, 38.91583 ], [ -76.977609, 38.916342 ], [ -76.97785, 38.91658 ], [ -76.978311, 38.916916 ], [ -76.978214, 38.917163 ], [ -76.978167, 38.917282 ], [ -76.978194, 38.917559 ], [ -76.97827, 38.917957 ], [ -76.978295, 38.918104 ], [ -76.978367, 38.918531 ], [ -76.978379, 38.918607 ], [ -76.978445, 38.919004 ], [ -76.978458, 38.919065 ], [ -76.978466, 38.919095 ], [ -76.978494, 38.919185 ], [ -76.978516, 38.919244 ], [ -76.978529, 38.919273 ], [ -76.978552, 38.919328 ], [ -76.978565, 38.919355 ], [ -76.978593, 38.919408 ], [ -76.978617, 38.91945 ], [ -76.978682, 38.919548 ], [ -76.978718, 38.919598 ], [ -76.978764, 38.919657 ], [ -76.978813, 38.919714 ], [ -76.978866, 38.919769 ], [ -76.978921, 38.919823 ], [ -76.979006, 38.919894 ], [ -76.978995, 38.920019 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009000", "BLKGRPCE": "1", "GEOID": "110010090001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1184870.000000, "AWATER": 32262.000000, "INTPTLAT": "+38.9205695", "INTPTLON": "-076.9530473", "mobility_total": "1482", "mobility_same_house": "1011", "mobility_different_house": "471", "mobility_different_house_same_metro": "391", "mobility_different_house_different_metro": "80", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.96267, 38.923506 ], [ -76.962533, 38.923637 ], [ -76.962173, 38.92396 ], [ -76.962143, 38.923985 ], [ -76.962113, 38.924008 ], [ -76.962048, 38.924052 ], [ -76.961971, 38.924093 ], [ -76.961917, 38.924116 ], [ -76.961889, 38.924127 ], [ -76.961843, 38.924143 ], [ -76.961772, 38.924165 ], [ -76.961697, 38.924178 ], [ -76.961673, 38.924181 ], [ -76.96158, 38.924189 ], [ -76.961556, 38.92419 ], [ -76.96151, 38.92419 ], [ -76.961309, 38.924192 ], [ -76.960963, 38.924197 ], [ -76.960443, 38.924205 ], [ -76.960239, 38.924206 ], [ -76.96014, 38.924206 ], [ -76.960065, 38.92421 ], [ -76.95998, 38.92422 ], [ -76.959903, 38.924233 ], [ -76.959861, 38.924241 ], [ -76.959819, 38.924252 ], [ -76.959779, 38.924265 ], [ -76.959517, 38.924363 ], [ -76.959679, 38.924657 ], [ -76.95976, 38.924978 ], [ -76.95976, 38.925197 ], [ -76.959672, 38.925593 ], [ -76.959541, 38.926046 ], [ -76.959308, 38.92663 ], [ -76.958954, 38.927325 ], [ -76.958896, 38.927413 ], [ -76.958861, 38.927473 ], [ -76.958667, 38.927792 ], [ -76.958504, 38.927968 ], [ -76.958309, 38.928081 ], [ -76.958037, 38.928148 ], [ -76.957976, 38.928157 ], [ -76.957843, 38.928169 ], [ -76.95757, 38.928189 ], [ -76.957522, 38.928195 ], [ -76.957476, 38.928202 ], [ -76.957431, 38.928207 ], [ -76.957408, 38.928211 ], [ -76.957319, 38.928235 ], [ -76.95725, 38.928266 ], [ -76.957208, 38.928286 ], [ -76.95712, 38.928333 ], [ -76.957072, 38.928357 ], [ -76.957019, 38.928388 ], [ -76.956976, 38.92842 ], [ -76.956872, 38.928487 ], [ -76.956778, 38.928554 ], [ -76.956706, 38.928609 ], [ -76.956304, 38.928924 ], [ -76.95623, 38.928994 ], [ -76.956194, 38.929026 ], [ -76.956107, 38.929095 ], [ -76.956093, 38.929112 ], [ -76.956082, 38.929127 ], [ -76.956067, 38.929157 ], [ -76.956057, 38.929192 ], [ -76.956057, 38.929216 ], [ -76.956142, 38.929404 ], [ -76.95768, 38.930673 ], [ -76.957756, 38.930749 ], [ -76.957667, 38.930681 ], [ -76.957585, 38.930618 ], [ -76.956267, 38.929601 ], [ -76.956086, 38.929463 ], [ -76.956016, 38.929409 ], [ -76.950854, 38.925453 ], [ -76.949219, 38.9242 ], [ -76.945202, 38.921132 ], [ -76.943947, 38.920174 ], [ -76.942245, 38.918835 ], [ -76.941923, 38.918584 ], [ -76.942434, 38.918093 ], [ -76.942496, 38.918033 ], [ -76.942566, 38.917974 ], [ -76.942932, 38.917401 ], [ -76.943858, 38.916871 ], [ -76.944367, 38.916875 ], [ -76.949145, 38.917251 ], [ -76.953846, 38.917621 ], [ -76.954073, 38.917639 ], [ -76.955741, 38.91777 ], [ -76.955901, 38.917783 ], [ -76.956112, 38.917789 ], [ -76.955096, 38.91829 ], [ -76.954979, 38.918348 ], [ -76.95551, 38.918669 ], [ -76.955953, 38.918932 ], [ -76.956368, 38.919259 ], [ -76.956665, 38.919427 ], [ -76.957532, 38.920035 ], [ -76.95763, 38.920105 ], [ -76.957822, 38.920243 ], [ -76.957955, 38.920331 ], [ -76.958426, 38.920653 ], [ -76.959054, 38.921068 ], [ -76.95943, 38.921314 ], [ -76.959544, 38.921388 ], [ -76.960075, 38.921726 ], [ -76.960475, 38.921996 ], [ -76.960568, 38.922064 ], [ -76.960655, 38.922127 ], [ -76.960956, 38.922338 ], [ -76.961055, 38.922404 ], [ -76.961094, 38.92243 ], [ -76.961195, 38.922501 ], [ -76.961869, 38.922956 ], [ -76.962399, 38.923318 ], [ -76.962511, 38.923398 ], [ -76.962568, 38.923435 ], [ -76.96267, 38.923506 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "011100", "BLKGRPCE": "1", "GEOID": "110010111001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1446200.000000, "AWATER": 83.000000, "INTPTLAT": "+38.9240418", "INTPTLON": "-076.9650923", "mobility_total": "1725", "mobility_same_house": "1656", "mobility_different_house": "69", "mobility_different_house_same_metro": "50", "mobility_different_house_different_metro": "19", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.973773, 38.921057 ], [ -76.972547, 38.922044 ], [ -76.972029, 38.922463 ], [ -76.970785, 38.923468 ], [ -76.969485, 38.924506 ], [ -76.96844, 38.925592 ], [ -76.96812, 38.925926 ], [ -76.967068, 38.926978 ], [ -76.967182, 38.927086 ], [ -76.967284, 38.927199 ], [ -76.96734, 38.927262 ], [ -76.967359, 38.927282 ], [ -76.967617, 38.927508 ], [ -76.967816, 38.927701 ], [ -76.967898, 38.927777 ], [ -76.967969, 38.927843 ], [ -76.968497, 38.928347 ], [ -76.96871, 38.928552 ], [ -76.968776, 38.928614 ], [ -76.968913, 38.928746 ], [ -76.969324, 38.929139 ], [ -76.969393, 38.929206 ], [ -76.969882, 38.929676 ], [ -76.97003, 38.929817 ], [ -76.970059, 38.929846 ], [ -76.9701, 38.929884 ], [ -76.970085, 38.929933 ], [ -76.970061, 38.92995 ], [ -76.96869, 38.930455 ], [ -76.968312, 38.930595 ], [ -76.96796, 38.930724 ], [ -76.967358, 38.930949 ], [ -76.967254, 38.930987 ], [ -76.966466, 38.931282 ], [ -76.965827, 38.931516 ], [ -76.965501, 38.931639 ], [ -76.965162, 38.931762 ], [ -76.964978, 38.931834 ], [ -76.964793, 38.931903 ], [ -76.964607, 38.931971 ], [ -76.964413, 38.93204 ], [ -76.964231, 38.932126 ], [ -76.963972, 38.932766 ], [ -76.963963, 38.932803 ], [ -76.963959, 38.932838 ], [ -76.963959, 38.932872 ], [ -76.963865, 38.932872 ], [ -76.963803, 38.932873 ], [ -76.963669, 38.932867 ], [ -76.962804, 38.932868 ], [ -76.962776, 38.93287 ], [ -76.962743, 38.932875 ], [ -76.962711, 38.932885 ], [ -76.962683, 38.932896 ], [ -76.962657, 38.93291 ], [ -76.962634, 38.932927 ], [ -76.962296, 38.933108 ], [ -76.961921, 38.933314 ], [ -76.961395, 38.933596 ], [ -76.961272, 38.9335 ], [ -76.96122, 38.933459 ], [ -76.960874, 38.933187 ], [ -76.960727, 38.933072 ], [ -76.960252, 38.932703 ], [ -76.959929, 38.93245 ], [ -76.959725, 38.932291 ], [ -76.959587, 38.932183 ], [ -76.959537, 38.932143 ], [ -76.959486, 38.932103 ], [ -76.959433, 38.932061 ], [ -76.959243, 38.931911 ], [ -76.959134, 38.931826 ], [ -76.958978, 38.931703 ], [ -76.958838, 38.931592 ], [ -76.958784, 38.93155 ], [ -76.958696, 38.931482 ], [ -76.958341, 38.931203 ], [ -76.957882, 38.930846 ], [ -76.957756, 38.930749 ], [ -76.958411, 38.930339 ], [ -76.958672, 38.930172 ], [ -76.95961, 38.929556 ], [ -76.961486, 38.928267 ], [ -76.961576, 38.928186 ], [ -76.96179, 38.928015 ], [ -76.962649, 38.92728 ], [ -76.962843, 38.927147 ], [ -76.964084, 38.926134 ], [ -76.964119, 38.926093 ], [ -76.964184, 38.926052 ], [ -76.964506, 38.925795 ], [ -76.964814, 38.925554 ], [ -76.964932, 38.92543 ], [ -76.965161, 38.92526 ], [ -76.965044, 38.92517 ], [ -76.964558, 38.924837 ], [ -76.963655, 38.924154 ], [ -76.963538, 38.92408 ], [ -76.963424, 38.924005 ], [ -76.96304, 38.923769 ], [ -76.962985, 38.923728 ], [ -76.962766, 38.923578 ], [ -76.96267, 38.923506 ], [ -76.962568, 38.923435 ], [ -76.962511, 38.923398 ], [ -76.962399, 38.923318 ], [ -76.961869, 38.922956 ], [ -76.961195, 38.922501 ], [ -76.961094, 38.92243 ], [ -76.961055, 38.922404 ], [ -76.960956, 38.922338 ], [ -76.960655, 38.922127 ], [ -76.960568, 38.922064 ], [ -76.960475, 38.921996 ], [ -76.960075, 38.921726 ], [ -76.959544, 38.921388 ], [ -76.95943, 38.921314 ], [ -76.959054, 38.921068 ], [ -76.958426, 38.920653 ], [ -76.957955, 38.920331 ], [ -76.957822, 38.920243 ], [ -76.95763, 38.920105 ], [ -76.957532, 38.920035 ], [ -76.956665, 38.919427 ], [ -76.956368, 38.919259 ], [ -76.955953, 38.918932 ], [ -76.95551, 38.918669 ], [ -76.954979, 38.918348 ], [ -76.955096, 38.91829 ], [ -76.956112, 38.917789 ], [ -76.956841, 38.917425 ], [ -76.957459, 38.917171 ], [ -76.957861, 38.917039 ], [ -76.958347, 38.916918 ], [ -76.958754, 38.916912 ], [ -76.959209, 38.916902 ], [ -76.9597, 38.916923 ], [ -76.960451, 38.916951 ], [ -76.961783, 38.917023 ], [ -76.96275, 38.91706 ], [ -76.963688, 38.917105 ], [ -76.964936, 38.917179 ], [ -76.965635, 38.917244 ], [ -76.966181, 38.917282 ], [ -76.966641, 38.91731 ], [ -76.967294, 38.917334 ], [ -76.967309, 38.91733 ], [ -76.968065, 38.917383 ], [ -76.969154, 38.917451 ], [ -76.970238, 38.917484 ], [ -76.971674, 38.917476 ], [ -76.972373, 38.917422 ], [ -76.972493, 38.917421 ], [ -76.971825, 38.918255 ], [ -76.971584, 38.918587 ], [ -76.971735, 38.918661 ], [ -76.971799, 38.918692 ], [ -76.972116, 38.918853 ], [ -76.972181, 38.918891 ], [ -76.972212, 38.918912 ], [ -76.972241, 38.918934 ], [ -76.972269, 38.918957 ], [ -76.97232, 38.919007 ], [ -76.972344, 38.919032 ], [ -76.972366, 38.919059 ], [ -76.972386, 38.919087 ], [ -76.972485, 38.919236 ], [ -76.972722, 38.919586 ], [ -76.972929, 38.919883 ], [ -76.972981, 38.91996 ], [ -76.973098, 38.920134 ], [ -76.973286, 38.920395 ], [ -76.973773, 38.921057 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "011100", "BLKGRPCE": "2", "GEOID": "110010111002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 704849.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9287044", "INTPTLON": "-076.9715410", "mobility_total": "1835", "mobility_same_house": "1729", "mobility_different_house": "99", "mobility_different_house_same_metro": "83", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "7" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.97913, 38.927709 ], [ -76.97881, 38.927848 ], [ -76.978487, 38.928013 ], [ -76.978181, 38.928188 ], [ -76.97637, 38.92904 ], [ -76.976222, 38.92911 ], [ -76.974866, 38.929765 ], [ -76.974338, 38.930035 ], [ -76.974167, 38.930123 ], [ -76.973679, 38.930305 ], [ -76.972156, 38.931051 ], [ -76.97158, 38.931312 ], [ -76.971301, 38.931452 ], [ -76.970789, 38.931702 ], [ -76.969167, 38.932488 ], [ -76.968013, 38.932993 ], [ -76.966081, 38.93397 ], [ -76.965825, 38.934098 ], [ -76.963874, 38.934999 ], [ -76.96381, 38.935026 ], [ -76.963751, 38.935054 ], [ -76.963696, 38.935083 ], [ -76.963447, 38.935202 ], [ -76.963382, 38.935152 ], [ -76.963353, 38.935129 ], [ -76.963332, 38.935113 ], [ -76.963293, 38.935083 ], [ -76.963218, 38.935024 ], [ -76.963175, 38.934991 ], [ -76.963127, 38.934952 ], [ -76.963071, 38.934908 ], [ -76.963052, 38.934893 ], [ -76.963013, 38.934862 ], [ -76.962978, 38.934835 ], [ -76.962829, 38.934717 ], [ -76.962518, 38.934476 ], [ -76.962182, 38.934213 ], [ -76.962081, 38.934133 ], [ -76.961998, 38.934068 ], [ -76.961819, 38.933928 ], [ -76.961665, 38.933808 ], [ -76.961465, 38.933651 ], [ -76.961429, 38.933623 ], [ -76.961395, 38.933596 ], [ -76.961921, 38.933314 ], [ -76.962296, 38.933108 ], [ -76.962634, 38.932927 ], [ -76.962657, 38.93291 ], [ -76.962683, 38.932896 ], [ -76.962711, 38.932885 ], [ -76.962743, 38.932875 ], [ -76.962776, 38.93287 ], [ -76.962804, 38.932868 ], [ -76.963669, 38.932867 ], [ -76.963803, 38.932873 ], [ -76.963865, 38.932872 ], [ -76.963959, 38.932872 ], [ -76.963959, 38.932838 ], [ -76.963963, 38.932803 ], [ -76.963972, 38.932766 ], [ -76.964231, 38.932126 ], [ -76.964413, 38.93204 ], [ -76.964607, 38.931971 ], [ -76.964793, 38.931903 ], [ -76.964978, 38.931834 ], [ -76.965162, 38.931762 ], [ -76.965501, 38.931639 ], [ -76.965827, 38.931516 ], [ -76.966466, 38.931282 ], [ -76.967254, 38.930987 ], [ -76.967358, 38.930949 ], [ -76.96796, 38.930724 ], [ -76.968312, 38.930595 ], [ -76.96869, 38.930455 ], [ -76.970061, 38.92995 ], [ -76.970085, 38.929933 ], [ -76.9701, 38.929884 ], [ -76.970059, 38.929846 ], [ -76.97003, 38.929817 ], [ -76.969882, 38.929676 ], [ -76.969393, 38.929206 ], [ -76.969324, 38.929139 ], [ -76.968913, 38.928746 ], [ -76.968776, 38.928614 ], [ -76.96871, 38.928552 ], [ -76.968497, 38.928347 ], [ -76.967969, 38.927843 ], [ -76.967898, 38.927777 ], [ -76.967816, 38.927701 ], [ -76.967617, 38.927508 ], [ -76.967359, 38.927282 ], [ -76.96734, 38.927262 ], [ -76.967284, 38.927199 ], [ -76.967404, 38.927112 ], [ -76.967541, 38.927025 ], [ -76.967932, 38.926751 ], [ -76.967995, 38.926708 ], [ -76.968056, 38.926664 ], [ -76.968115, 38.926617 ], [ -76.968374, 38.926389 ], [ -76.968579, 38.926211 ], [ -76.96865, 38.926151 ], [ -76.968719, 38.926091 ], [ -76.968856, 38.925968 ], [ -76.968952, 38.925885 ], [ -76.969031, 38.925816 ], [ -76.969226, 38.925648 ], [ -76.969257, 38.925624 ], [ -76.969294, 38.925604 ], [ -76.969332, 38.925591 ], [ -76.969373, 38.925583 ], [ -76.969407, 38.92558 ], [ -76.969475, 38.925576 ], [ -76.969509, 38.925577 ], [ -76.96991, 38.925577 ], [ -76.97007, 38.925579 ], [ -76.970143, 38.925579 ], [ -76.970144, 38.92537 ], [ -76.97014, 38.92507 ], [ -76.970141, 38.924746 ], [ -76.970142, 38.924678 ], [ -76.970146, 38.924614 ], [ -76.970155, 38.924582 ], [ -76.970175, 38.924557 ], [ -76.970206, 38.924533 ], [ -76.97023, 38.924524 ], [ -76.970256, 38.924517 ], [ -76.970283, 38.924512 ], [ -76.97031, 38.92451 ], [ -76.970673, 38.92451 ], [ -76.970928, 38.924508 ], [ -76.971117, 38.924512 ], [ -76.971167, 38.924512 ], [ -76.971617, 38.924513 ], [ -76.971813, 38.924509 ], [ -76.972167, 38.92451 ], [ -76.97266, 38.924508 ], [ -76.973734, 38.924508 ], [ -76.974047, 38.924507 ], [ -76.974138, 38.924501 ], [ -76.974177, 38.924502 ], [ -76.974448, 38.924506 ], [ -76.974897, 38.924508 ], [ -76.975285, 38.924508 ], [ -76.975634, 38.924507 ], [ -76.975978, 38.924508 ], [ -76.976118, 38.924506 ], [ -76.976342, 38.924504 ], [ -76.976568, 38.924507 ], [ -76.977446, 38.92451 ], [ -76.978825, 38.924508 ], [ -76.978998, 38.924509 ], [ -76.978995, 38.925038 ], [ -76.978995, 38.925578 ], [ -76.978993, 38.926648 ], [ -76.978993, 38.926737 ], [ -76.978992, 38.926794 ], [ -76.979001, 38.927276 ], [ -76.978997, 38.927442 ], [ -76.979001, 38.927481 ], [ -76.979026, 38.92755 ], [ -76.979067, 38.927608 ], [ -76.979097, 38.927651 ], [ -76.97913, 38.927709 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006400", "BLKGRPCE": "1", "GEOID": "110010064001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 168216.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8747372", "INTPTLON": "-077.0116048", "mobility_total": "1014", "mobility_same_house": "913", "mobility_different_house": "101", "mobility_different_house_same_metro": "101", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.01444, 38.874497 ], [ -77.014438, 38.874667 ], [ -77.014435, 38.874752 ], [ -77.014431, 38.874836 ], [ -77.014396, 38.874941 ], [ -77.014288, 38.875255 ], [ -77.01414, 38.875672 ], [ -77.014064, 38.87588 ], [ -77.013923, 38.876274 ], [ -77.013865, 38.876458 ], [ -77.012614, 38.876458 ], [ -77.012176, 38.876458 ], [ -77.011875, 38.876458 ], [ -77.011398, 38.876458 ], [ -77.011211, 38.87646 ], [ -77.011006, 38.876457 ], [ -77.010962, 38.876456 ], [ -77.010655, 38.876456 ], [ -77.010543, 38.876454 ], [ -77.010308, 38.876454 ], [ -77.009899, 38.876454 ], [ -77.009677, 38.876454 ], [ -77.009405, 38.876462 ], [ -77.009264, 38.876472 ], [ -77.009098, 38.876469 ], [ -77.009098, 38.875637 ], [ -77.009102, 38.874893 ], [ -77.009095, 38.874712 ], [ -77.009088, 38.87464 ], [ -77.009083, 38.874397 ], [ -77.009083, 38.874284 ], [ -77.009083, 38.87352 ], [ -77.009084, 38.872976 ], [ -77.009387, 38.872976 ], [ -77.009434, 38.872975 ], [ -77.009527, 38.87297 ], [ -77.009601, 38.872964 ], [ -77.009629, 38.872961 ], [ -77.009712, 38.872958 ], [ -77.0099, 38.872958 ], [ -77.010142, 38.872958 ], [ -77.010428, 38.87296 ], [ -77.010651, 38.87296 ], [ -77.011524, 38.87296 ], [ -77.012044, 38.872963 ], [ -77.012069, 38.872962 ], [ -77.012172, 38.872962 ], [ -77.012276, 38.872961 ], [ -77.012766, 38.872961 ], [ -77.013257, 38.872964 ], [ -77.013307, 38.872966 ], [ -77.013368, 38.872977 ], [ -77.013253, 38.873245 ], [ -77.013179, 38.873415 ], [ -77.013324, 38.873452 ], [ -77.014116, 38.873664 ], [ -77.014166, 38.873682 ], [ -77.014213, 38.873704 ], [ -77.014256, 38.873729 ], [ -77.014296, 38.873759 ], [ -77.014331, 38.873791 ], [ -77.014361, 38.873827 ], [ -77.014387, 38.873864 ], [ -77.014406, 38.873904 ], [ -77.01442, 38.873945 ], [ -77.014429, 38.873987 ], [ -77.014436, 38.874157 ], [ -77.01444, 38.874327 ], [ -77.01444, 38.874497 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009400", "BLKGRPCE": "4", "GEOID": "110010094004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 227119.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9383064", "INTPTLON": "-076.9766084", "mobility_total": "814", "mobility_same_house": "763", "mobility_different_house": "51", "mobility_different_house_same_metro": "37", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "14", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.980268, 38.941515 ], [ -76.980136, 38.941444 ], [ -76.979628, 38.941207 ], [ -76.979066, 38.940946 ], [ -76.979023, 38.940932 ], [ -76.978979, 38.94092 ], [ -76.978891, 38.940899 ], [ -76.978808, 38.940884 ], [ -76.978654, 38.940857 ], [ -76.978418, 38.940809 ], [ -76.978312, 38.940758 ], [ -76.97796, 38.940699 ], [ -76.977298, 38.940553 ], [ -76.977018, 38.94049 ], [ -76.976956, 38.940477 ], [ -76.976728, 38.940426 ], [ -76.976687, 38.940416 ], [ -76.976644, 38.940408 ], [ -76.97656, 38.94039 ], [ -76.976391, 38.940358 ], [ -76.976335, 38.940349 ], [ -76.976223, 38.940342 ], [ -76.976082, 38.940333 ], [ -76.975482, 38.940316 ], [ -76.975288, 38.940304 ], [ -76.975189, 38.940292 ], [ -76.97515, 38.940288 ], [ -76.975116, 38.940283 ], [ -76.975072, 38.940274 ], [ -76.974983, 38.940253 ], [ -76.974917, 38.940235 ], [ -76.974844, 38.940213 ], [ -76.97469, 38.940157 ], [ -76.974622, 38.940128 ], [ -76.974589, 38.940113 ], [ -76.974521, 38.940084 ], [ -76.974307, 38.93999 ], [ -76.974283, 38.939976 ], [ -76.974176, 38.939918 ], [ -76.974177, 38.939652 ], [ -76.974178, 38.939578 ], [ -76.974177, 38.939025 ], [ -76.974177, 38.938306 ], [ -76.974176, 38.937815 ], [ -76.974178, 38.937308 ], [ -76.974179, 38.937235 ], [ -76.974176, 38.93694 ], [ -76.974176, 38.936166 ], [ -76.974176, 38.935087 ], [ -76.974175, 38.935003 ], [ -76.974172, 38.934171 ], [ -76.974171, 38.934098 ], [ -76.974174, 38.933795 ], [ -76.974494, 38.934102 ], [ -76.974797, 38.93439 ], [ -76.975431, 38.934999 ], [ -76.975521, 38.935084 ], [ -76.975721, 38.935276 ], [ -76.976095, 38.935633 ], [ -76.976224, 38.935758 ], [ -76.976408, 38.935936 ], [ -76.976792, 38.936305 ], [ -76.977185, 38.936679 ], [ -76.977565, 38.937043 ], [ -76.977616, 38.937091 ], [ -76.977746, 38.937218 ], [ -76.977821, 38.937291 ], [ -76.97787, 38.937337 ], [ -76.977918, 38.937384 ], [ -76.978162, 38.937617 ], [ -76.97821, 38.937664 ], [ -76.978259, 38.93771 ], [ -76.978316, 38.937766 ], [ -76.978414, 38.93786 ], [ -76.978782, 38.938216 ], [ -76.978877, 38.938305 ], [ -76.979658, 38.939049 ], [ -76.979948, 38.939322 ], [ -76.979966, 38.93934 ], [ -76.980151, 38.939576 ], [ -76.980132, 38.939737 ], [ -76.9802, 38.940631 ], [ -76.980206, 38.94072 ], [ -76.980236, 38.941112 ], [ -76.980268, 38.941515 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007304", "BLKGRPCE": "1", "GEOID": "110010073041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 986652.000000, "AWATER": 11701.000000, "INTPTLAT": "+38.8400357", "INTPTLON": "-076.9864232", "mobility_total": "2540", "mobility_same_house": "2100", "mobility_different_house": "440", "mobility_different_house_same_metro": "440", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.993563, 38.838805 ], [ -76.993478, 38.838809 ], [ -76.993306, 38.838821 ], [ -76.993176, 38.838833 ], [ -76.992989, 38.838854 ], [ -76.992882, 38.838868 ], [ -76.99272, 38.838892 ], [ -76.992614, 38.83891 ], [ -76.992507, 38.83893 ], [ -76.992142, 38.839011 ], [ -76.991798, 38.839094 ], [ -76.991533, 38.839161 ], [ -76.990147, 38.839501 ], [ -76.989338, 38.839697 ], [ -76.989205, 38.839725 ], [ -76.989005, 38.839764 ], [ -76.988737, 38.839813 ], [ -76.988676, 38.839823 ], [ -76.988505, 38.83983 ], [ -76.988506, 38.839946 ], [ -76.988506, 38.840199 ], [ -76.988505, 38.840374 ], [ -76.988505, 38.840727 ], [ -76.988503, 38.840827 ], [ -76.988502, 38.840931 ], [ -76.988501, 38.840954 ], [ -76.988503, 38.841664 ], [ -76.988505, 38.841855 ], [ -76.988506, 38.841903 ], [ -76.988505, 38.842939 ], [ -76.988507, 38.84309 ], [ -76.988506, 38.843147 ], [ -76.988506, 38.843236 ], [ -76.988505, 38.84333 ], [ -76.988505, 38.843897 ], [ -76.988505, 38.844257 ], [ -76.988511, 38.844705 ], [ -76.985093, 38.845532 ], [ -76.984993, 38.845559 ], [ -76.984549, 38.845682 ], [ -76.984426, 38.845717 ], [ -76.984238, 38.845769 ], [ -76.983533, 38.845972 ], [ -76.983433, 38.846 ], [ -76.982929, 38.846141 ], [ -76.982801, 38.846178 ], [ -76.982678, 38.846214 ], [ -76.982519, 38.846259 ], [ -76.981988, 38.846413 ], [ -76.981473, 38.846561 ], [ -76.981332, 38.8466 ], [ -76.981273, 38.846617 ], [ -76.980592, 38.84543 ], [ -76.979114, 38.843112 ], [ -76.978663, 38.842308 ], [ -76.978643, 38.842329 ], [ -76.978623, 38.842347 ], [ -76.978588, 38.842355 ], [ -76.978551, 38.842356 ], [ -76.978512, 38.842351 ], [ -76.978488, 38.842344 ], [ -76.978442, 38.842326 ], [ -76.978398, 38.842305 ], [ -76.978366, 38.842283 ], [ -76.97834, 38.842262 ], [ -76.978319, 38.842243 ], [ -76.978303, 38.842223 ], [ -76.978284, 38.84219 ], [ -76.978272, 38.842173 ], [ -76.97822, 38.842106 ], [ -76.978198, 38.842073 ], [ -76.978171, 38.84204 ], [ -76.978139, 38.842011 ], [ -76.978122, 38.841997 ], [ -76.978088, 38.841973 ], [ -76.978068, 38.841963 ], [ -76.978046, 38.841954 ], [ -76.978003, 38.841942 ], [ -76.977914, 38.841925 ], [ -76.977773, 38.841909 ], [ -76.977727, 38.841903 ], [ -76.977703, 38.841899 ], [ -76.977642, 38.841887 ], [ -76.977616, 38.841878 ], [ -76.977589, 38.841865 ], [ -76.977547, 38.841855 ], [ -76.977519, 38.841853 ], [ -76.977492, 38.841854 ], [ -76.977462, 38.841857 ], [ -76.977432, 38.841863 ], [ -76.977377, 38.841878 ], [ -76.977349, 38.841887 ], [ -76.977323, 38.841897 ], [ -76.977298, 38.841908 ], [ -76.977273, 38.841922 ], [ -76.977232, 38.841952 ], [ -76.977216, 38.841968 ], [ -76.977203, 38.841987 ], [ -76.977194, 38.842006 ], [ -76.977191, 38.842024 ], [ -76.977191, 38.842044 ], [ -76.977189, 38.842064 ], [ -76.977183, 38.842097 ], [ -76.977173, 38.842131 ], [ -76.977152, 38.842163 ], [ -76.977126, 38.842196 ], [ -76.977112, 38.842211 ], [ -76.9771, 38.842227 ], [ -76.97708, 38.842261 ], [ -76.977067, 38.842277 ], [ -76.97705, 38.842293 ], [ -76.977031, 38.842309 ], [ -76.976987, 38.842341 ], [ -76.976868, 38.842413 ], [ -76.976797, 38.842453 ], [ -76.976773, 38.842464 ], [ -76.976748, 38.842474 ], [ -76.976724, 38.842481 ], [ -76.976676, 38.842502 ], [ -76.976652, 38.842514 ], [ -76.9766, 38.842534 ], [ -76.976574, 38.842543 ], [ -76.97655, 38.84255 ], [ -76.976484, 38.842573 ], [ -76.976418, 38.842598 ], [ -76.976399, 38.84261 ], [ -76.976378, 38.842619 ], [ -76.97636, 38.842641 ], [ -76.976343, 38.842612 ], [ -76.976316, 38.842602 ], [ -76.976273, 38.842581 ], [ -76.976248, 38.842576 ], [ -76.976214, 38.842575 ], [ -76.976133, 38.842575 ], [ -76.976098, 38.842574 ], [ -76.976065, 38.842571 ], [ -76.976038, 38.842571 ], [ -76.975981, 38.842567 ], [ -76.975928, 38.842565 ], [ -76.975817, 38.842565 ], [ -76.975677, 38.84256 ], [ -76.975458, 38.842545 ], [ -76.975398, 38.842539 ], [ -76.97534, 38.842535 ], [ -76.975284, 38.842533 ], [ -76.975185, 38.842525 ], [ -76.975158, 38.842521 ], [ -76.975124, 38.842518 ], [ -76.975086, 38.84252 ], [ -76.975043, 38.842525 ], [ -76.974971, 38.842545 ], [ -76.974941, 38.842556 ], [ -76.974914, 38.842572 ], [ -76.974893, 38.842595 ], [ -76.974875, 38.842619 ], [ -76.974841, 38.842679 ], [ -76.97482, 38.842708 ], [ -76.974791, 38.842737 ], [ -76.974753, 38.842763 ], [ -76.974725, 38.842781 ], [ -76.974658, 38.842835 ], [ -76.974637, 38.842848 ], [ -76.974553, 38.842892 ], [ -76.974504, 38.842925 ], [ -76.974484, 38.84294 ], [ -76.974457, 38.842953 ], [ -76.974428, 38.842964 ], [ -76.974325, 38.842993 ], [ -76.97419, 38.843046 ], [ -76.974154, 38.843058 ], [ -76.974121, 38.843071 ], [ -76.97409, 38.843082 ], [ -76.973954, 38.843124 ], [ -76.973923, 38.843135 ], [ -76.973896, 38.843147 ], [ -76.973867, 38.843158 ], [ -76.973835, 38.843168 ], [ -76.973761, 38.843187 ], [ -76.973693, 38.843203 ], [ -76.973652, 38.843209 ], [ -76.97361, 38.843217 ], [ -76.97357, 38.843226 ], [ -76.973496, 38.843246 ], [ -76.973412, 38.843261 ], [ -76.973371, 38.84327 ], [ -76.973336, 38.843279 ], [ -76.973304, 38.843284 ], [ -76.973279, 38.84329 ], [ -76.973258, 38.843301 ], [ -76.973238, 38.843321 ], [ -76.973222, 38.843341 ], [ -76.973206, 38.843355 ], [ -76.973163, 38.843379 ], [ -76.97314, 38.843354 ], [ -76.973184, 38.843329 ], [ -76.973204, 38.843315 ], [ -76.973187, 38.843301 ], [ -76.972974, 38.843312 ], [ -76.973069, 38.843238 ], [ -76.973124, 38.843196 ], [ -76.973184, 38.84315 ], [ -76.973282, 38.843073 ], [ -76.973442, 38.842949 ], [ -76.973599, 38.842826 ], [ -76.973981, 38.842529 ], [ -76.974346, 38.842244 ], [ -76.974659, 38.841999 ], [ -76.974754, 38.841925 ], [ -76.974934, 38.841785 ], [ -76.975378, 38.841439 ], [ -76.975571, 38.841288 ], [ -76.975656, 38.841222 ], [ -76.975732, 38.841162 ], [ -76.975749, 38.841149 ], [ -76.976153, 38.840834 ], [ -76.976583, 38.840498 ], [ -76.97695, 38.840212 ], [ -76.977062, 38.840124 ], [ -76.977169, 38.840041 ], [ -76.977246, 38.839981 ], [ -76.97733, 38.839915 ], [ -76.977397, 38.839863 ], [ -76.977506, 38.839779 ], [ -76.977984, 38.839405 ], [ -76.978173, 38.839259 ], [ -76.97851, 38.838997 ], [ -76.979, 38.838614 ], [ -76.979595, 38.838149 ], [ -76.979704, 38.838064 ], [ -76.98025, 38.837638 ], [ -76.980949, 38.837092 ], [ -76.981166, 38.836922 ], [ -76.981577, 38.836602 ], [ -76.981663, 38.836535 ], [ -76.982143, 38.836159 ], [ -76.982358, 38.835991 ], [ -76.982405, 38.835955 ], [ -76.982711, 38.835717 ], [ -76.983043, 38.835453 ], [ -76.983386, 38.835185 ], [ -76.983676, 38.834956 ], [ -76.983875, 38.8348 ], [ -76.983985, 38.834714 ], [ -76.984095, 38.834628 ], [ -76.984588, 38.834248 ], [ -76.984888, 38.834008 ], [ -76.984922, 38.833982 ], [ -76.985022, 38.833905 ], [ -76.985096, 38.833988 ], [ -76.985118, 38.834014 ], [ -76.985423, 38.834353 ], [ -76.985764, 38.834738 ], [ -76.986098, 38.83511 ], [ -76.986323, 38.835369 ], [ -76.986523, 38.835591 ], [ -76.986572, 38.835647 ], [ -76.986672, 38.835758 ], [ -76.986821, 38.835926 ], [ -76.986915, 38.836034 ], [ -76.987184, 38.83634 ], [ -76.987295, 38.836465 ], [ -76.987467, 38.836665 ], [ -76.98753, 38.836737 ], [ -76.987579, 38.836794 ], [ -76.987655, 38.836879 ], [ -76.98777, 38.837013 ], [ -76.987807, 38.837059 ], [ -76.987878, 38.837151 ], [ -76.987912, 38.837198 ], [ -76.987978, 38.837292 ], [ -76.988097, 38.837467 ], [ -76.988138, 38.83754 ], [ -76.988195, 38.83765 ], [ -76.988249, 38.837761 ], [ -76.988283, 38.837836 ], [ -76.988295, 38.837856 ], [ -76.988307, 38.837865 ], [ -76.988715, 38.838539 ], [ -76.988728, 38.838585 ], [ -76.988731, 38.838594 ], [ -76.988742, 38.838629 ], [ -76.988795, 38.838638 ], [ -76.989099, 38.838587 ], [ -76.989125, 38.838584 ], [ -76.989363, 38.838542 ], [ -76.989561, 38.83851 ], [ -76.989593, 38.838504 ], [ -76.989628, 38.838499 ], [ -76.989867, 38.838458 ], [ -76.990893, 38.838286 ], [ -76.991156, 38.838244 ], [ -76.99139, 38.838203 ], [ -76.991453, 38.838193 ], [ -76.99173, 38.838139 ], [ -76.991962, 38.838074 ], [ -76.992133, 38.838013 ], [ -76.992162, 38.838 ], [ -76.992303, 38.83794 ], [ -76.992431, 38.837878 ], [ -76.992526, 38.837823 ], [ -76.992638, 38.83776 ], [ -76.992732, 38.837717 ], [ -76.9928, 38.837689 ], [ -76.992892, 38.837659 ], [ -76.992973, 38.837636 ], [ -76.993089, 38.837609 ], [ -76.993142, 38.837598 ], [ -76.993202, 38.83759 ], [ -76.993269, 38.837583 ], [ -76.993324, 38.837581 ], [ -76.993359, 38.837583 ], [ -76.993409, 38.837581 ], [ -76.993513, 38.83757 ], [ -76.993522, 38.837767 ], [ -76.993532, 38.83805 ], [ -76.99355, 38.838464 ], [ -76.993563, 38.838805 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007901", "BLKGRPCE": "2", "GEOID": "110010079012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 93911.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8947203", "INTPTLON": "-076.9789981", "mobility_total": "1170", "mobility_same_house": "1007", "mobility_different_house": "163", "mobility_different_house_same_metro": "156", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "7", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.980761, 38.893942 ], [ -76.980762, 38.894258 ], [ -76.980762, 38.89478 ], [ -76.980762, 38.89496 ], [ -76.980764, 38.895149 ], [ -76.980762, 38.895471 ], [ -76.980759, 38.89562 ], [ -76.980759, 38.895801 ], [ -76.980761, 38.895938 ], [ -76.98076, 38.895972 ], [ -76.980754, 38.896006 ], [ -76.980745, 38.89604 ], [ -76.980739, 38.896059 ], [ -76.980723, 38.896094 ], [ -76.980712, 38.896111 ], [ -76.980084, 38.896113 ], [ -76.979593, 38.896116 ], [ -76.979097, 38.896113 ], [ -76.978989, 38.896113 ], [ -76.978375, 38.896111 ], [ -76.977928, 38.896109 ], [ -76.977567, 38.896111 ], [ -76.977257, 38.896116 ], [ -76.977257, 38.895519 ], [ -76.977255, 38.895204 ], [ -76.977259, 38.894856 ], [ -76.977259, 38.894777 ], [ -76.977258, 38.894702 ], [ -76.977257, 38.894408 ], [ -76.977255, 38.894147 ], [ -76.977259, 38.893301 ], [ -76.978127, 38.8933 ], [ -76.978994, 38.893301 ], [ -76.979869, 38.893378 ], [ -76.980764, 38.893374 ], [ -76.980761, 38.893942 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003302", "BLKGRPCE": "1", "GEOID": "110010033021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 109357.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9149287", "INTPTLON": "-077.0114416", "mobility_total": "1263", "mobility_same_house": "1050", "mobility_different_house": "213", "mobility_different_house_same_metro": "182", "mobility_different_house_different_metro": "31", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.014278, 38.915054 ], [ -77.012746, 38.915568 ], [ -77.012155, 38.915795 ], [ -77.009183, 38.916831 ], [ -77.009118, 38.916855 ], [ -77.009093, 38.916864 ], [ -77.009042, 38.916882 ], [ -77.009, 38.916893 ], [ -77.008999, 38.916824 ], [ -77.008999, 38.916182 ], [ -77.008999, 38.915564 ], [ -77.009007, 38.914824 ], [ -77.009013, 38.914085 ], [ -77.009088, 38.914084 ], [ -77.009176, 38.914084 ], [ -77.009267, 38.914083 ], [ -77.009651, 38.91408 ], [ -77.009687, 38.914079 ], [ -77.012157, 38.914085 ], [ -77.012157, 38.914013 ], [ -77.012158, 38.913977 ], [ -77.012158, 38.913344 ], [ -77.012917, 38.913344 ], [ -77.013565, 38.913343 ], [ -77.014085, 38.913344 ], [ -77.014167, 38.914084 ], [ -77.014191, 38.914311 ], [ -77.014244, 38.914745 ], [ -77.014254, 38.914835 ], [ -77.014271, 38.914988 ], [ -77.014278, 38.915054 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008301", "BLKGRPCE": "1", "GEOID": "110010083011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 139925.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8987707", "INTPTLON": "-077.0009780", "mobility_total": "1069", "mobility_same_house": "937", "mobility_different_house": "132", "mobility_different_house_same_metro": "132", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.003566, 38.900207 ], [ -77.002174, 38.900206 ], [ -77.002038, 38.900203 ], [ -77.001857, 38.900204 ], [ -77.001281, 38.900205 ], [ -77.000571, 38.900205 ], [ -77.000448, 38.900204 ], [ -76.99994, 38.900205 ], [ -76.999507, 38.900204 ], [ -76.99855, 38.900205 ], [ -76.998442, 38.900204 ], [ -76.998443, 38.900078 ], [ -76.998444, 38.899357 ], [ -76.998448, 38.898911 ], [ -76.998451, 38.89843 ], [ -76.998449, 38.898128 ], [ -76.998448, 38.897866 ], [ -76.998449, 38.897764 ], [ -76.998449, 38.897435 ], [ -76.998448, 38.897332 ], [ -76.998886, 38.897334 ], [ -76.99951, 38.897334 ], [ -77.000571, 38.897335 ], [ -77.002038, 38.897335 ], [ -77.002825, 38.897338 ], [ -77.003016, 38.897338 ], [ -77.003079, 38.897337 ], [ -77.003143, 38.897337 ], [ -77.003397, 38.897333 ], [ -77.003509, 38.897337 ], [ -77.00351, 38.897438 ], [ -77.003511, 38.89784 ], [ -77.003505, 38.898913 ], [ -77.003503, 38.899847 ], [ -77.003524, 38.90006 ], [ -77.003551, 38.900149 ], [ -77.003566, 38.900207 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002701", "BLKGRPCE": "3", "GEOID": "110010027013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 233287.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9346376", "INTPTLON": "-077.0440250", "mobility_total": "826", "mobility_same_house": "626", "mobility_different_house": "172", "mobility_different_house_same_metro": "144", "mobility_different_house_different_metro": "28", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "28" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.050164, 38.933142 ], [ -77.050073, 38.933267 ], [ -77.050022, 38.933313 ], [ -77.049966, 38.933354 ], [ -77.049904, 38.933391 ], [ -77.049556, 38.933594 ], [ -77.049497, 38.933623 ], [ -77.049459, 38.933637 ], [ -77.049405, 38.933652 ], [ -77.04935, 38.933661 ], [ -77.049084, 38.933738 ], [ -77.049005, 38.933763 ], [ -77.048934, 38.933787 ], [ -77.048822, 38.933823 ], [ -77.048687, 38.933862 ], [ -77.04862, 38.933887 ], [ -77.048529, 38.933923 ], [ -77.048482, 38.933947 ], [ -77.048433, 38.933977 ], [ -77.048406, 38.933994 ], [ -77.048341, 38.934041 ], [ -77.048282, 38.934098 ], [ -77.04824, 38.934157 ], [ -77.048181, 38.934246 ], [ -77.0481, 38.934384 ], [ -77.047932, 38.934694 ], [ -77.047779, 38.934962 ], [ -77.047753, 38.935013 ], [ -77.047713, 38.935053 ], [ -77.047569, 38.935109 ], [ -77.046753, 38.93535 ], [ -77.046663, 38.935378 ], [ -77.046529, 38.935423 ], [ -77.046441, 38.935456 ], [ -77.046161, 38.935569 ], [ -77.045845, 38.935701 ], [ -77.04559, 38.935809 ], [ -77.045533, 38.935835 ], [ -77.045503, 38.935846 ], [ -77.045474, 38.935858 ], [ -77.045414, 38.935879 ], [ -77.045258, 38.935923 ], [ -77.045192, 38.935939 ], [ -77.045126, 38.935953 ], [ -77.045092, 38.935959 ], [ -77.044991, 38.935973 ], [ -77.044856, 38.935984 ], [ -77.044781, 38.935987 ], [ -77.044268, 38.935988 ], [ -77.043659, 38.935988 ], [ -77.043435, 38.935992 ], [ -77.04338, 38.935994 ], [ -77.043324, 38.935995 ], [ -77.043232, 38.936001 ], [ -77.043096, 38.936013 ], [ -77.043005, 38.936023 ], [ -77.04287, 38.936042 ], [ -77.042718, 38.936071 ], [ -77.042667, 38.936079 ], [ -77.042617, 38.936088 ], [ -77.042362, 38.936127 ], [ -77.042244, 38.936136 ], [ -77.042087, 38.936144 ], [ -77.041969, 38.936146 ], [ -77.041726, 38.93614 ], [ -77.041634, 38.936141 ], [ -77.041541, 38.936147 ], [ -77.041449, 38.936155 ], [ -77.041404, 38.936161 ], [ -77.041313, 38.936175 ], [ -77.041273, 38.936183 ], [ -77.041234, 38.936192 ], [ -77.041117, 38.936222 ], [ -77.04104, 38.936246 ], [ -77.040965, 38.936271 ], [ -77.040928, 38.936285 ], [ -77.040843, 38.936323 ], [ -77.04076, 38.936363 ], [ -77.040719, 38.936385 ], [ -77.040639, 38.93643 ], [ -77.040563, 38.936478 ], [ -77.040526, 38.936503 ], [ -77.040419, 38.936567 ], [ -77.040352, 38.936602 ], [ -77.040245, 38.936652 ], [ -77.040213, 38.936665 ], [ -77.040182, 38.936679 ], [ -77.040119, 38.936704 ], [ -77.040022, 38.936739 ], [ -77.039958, 38.93676 ], [ -77.039797, 38.936807 ], [ -77.039666, 38.936841 ], [ -77.039525, 38.93688 ], [ -77.039303, 38.93694 ], [ -77.039244, 38.936958 ], [ -77.039118, 38.937 ], [ -77.038994, 38.937045 ], [ -77.038912, 38.937077 ], [ -77.038872, 38.937094 ], [ -77.038831, 38.93711 ], [ -77.038621, 38.937211 ], [ -77.038605, 38.937191 ], [ -77.038592, 38.93717 ], [ -77.03858, 38.937148 ], [ -77.038571, 38.937126 ], [ -77.038565, 38.937103 ], [ -77.038558, 38.937069 ], [ -77.038553, 38.937017 ], [ -77.038554, 38.936983 ], [ -77.038556, 38.936965 ], [ -77.038562, 38.936931 ], [ -77.038567, 38.936912 ], [ -77.038577, 38.93688 ], [ -77.038591, 38.936846 ], [ -77.038608, 38.936813 ], [ -77.038628, 38.936781 ], [ -77.03865, 38.93675 ], [ -77.039115, 38.936178 ], [ -77.039131, 38.936146 ], [ -77.039136, 38.936112 ], [ -77.039135, 38.935738 ], [ -77.039133, 38.9357 ], [ -77.039121, 38.935663 ], [ -77.039102, 38.935628 ], [ -77.039076, 38.935595 ], [ -77.03898, 38.935504 ], [ -77.038872, 38.9354 ], [ -77.038849, 38.935372 ], [ -77.038829, 38.935342 ], [ -77.038811, 38.935312 ], [ -77.038796, 38.93528 ], [ -77.038787, 38.935252 ], [ -77.03878, 38.935223 ], [ -77.038776, 38.935194 ], [ -77.038775, 38.935165 ], [ -77.038805, 38.934661 ], [ -77.038816, 38.934398 ], [ -77.038818, 38.934336 ], [ -77.038818, 38.934185 ], [ -77.039536, 38.934177 ], [ -77.039939, 38.934174 ], [ -77.040043, 38.934174 ], [ -77.040547, 38.934168 ], [ -77.041288, 38.934168 ], [ -77.042022, 38.934169 ], [ -77.043473, 38.934171 ], [ -77.044111, 38.934173 ], [ -77.044189, 38.934174 ], [ -77.044187, 38.933803 ], [ -77.044187, 38.933291 ], [ -77.044186, 38.933007 ], [ -77.044191, 38.932745 ], [ -77.044749, 38.932944 ], [ -77.045079, 38.933072 ], [ -77.045167, 38.933108 ], [ -77.045216, 38.933126 ], [ -77.045242, 38.933132 ], [ -77.04527, 38.933135 ], [ -77.045296, 38.933144 ], [ -77.04532, 38.933155 ], [ -77.045343, 38.933167 ], [ -77.045365, 38.93318 ], [ -77.045386, 38.933194 ], [ -77.045406, 38.93321 ], [ -77.045593, 38.933127 ], [ -77.046184, 38.932869 ], [ -77.046525, 38.93275 ], [ -77.04669, 38.932687 ], [ -77.046761, 38.932661 ], [ -77.046785, 38.932649 ], [ -77.046804, 38.932631 ], [ -77.046815, 38.932603 ], [ -77.04733, 38.932598 ], [ -77.048496, 38.932588 ], [ -77.04889, 38.932599 ], [ -77.04908, 38.932627 ], [ -77.049343, 38.932697 ], [ -77.049677, 38.932825 ], [ -77.050023, 38.932978 ], [ -77.050198, 38.933065 ], [ -77.050164, 38.933142 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003000", "BLKGRPCE": "1", "GEOID": "110010030001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 113998.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9298766", "INTPTLON": "-077.0299985", "mobility_total": "1709", "mobility_same_house": "1130", "mobility_different_house": "557", "mobility_different_house_same_metro": "351", "mobility_different_house_different_metro": "190", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "22" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.032664, 38.930163 ], [ -77.032664, 38.930205 ], [ -77.032663, 38.930326 ], [ -77.032663, 38.93034 ], [ -77.03256, 38.930356 ], [ -77.032337, 38.93042 ], [ -77.030993, 38.930883 ], [ -77.030936, 38.930902 ], [ -77.03085, 38.930932 ], [ -77.030732, 38.930973 ], [ -77.029709, 38.931323 ], [ -77.029325, 38.931454 ], [ -77.028584, 38.931711 ], [ -77.02826, 38.931821 ], [ -77.028237, 38.931723 ], [ -77.028175, 38.931469 ], [ -77.02799, 38.930694 ], [ -77.027873, 38.930212 ], [ -77.027785, 38.929841 ], [ -77.027744, 38.929675 ], [ -77.027725, 38.929595 ], [ -77.027645, 38.929272 ], [ -77.027553, 38.928881 ], [ -77.02751, 38.928705 ], [ -77.027734, 38.928683 ], [ -77.028095, 38.928651 ], [ -77.028186, 38.928644 ], [ -77.028276, 38.928636 ], [ -77.028311, 38.928634 ], [ -77.028335, 38.928634 ], [ -77.02837, 38.928632 ], [ -77.028795, 38.928632 ], [ -77.029708, 38.928635 ], [ -77.031077, 38.928637 ], [ -77.032003, 38.928635 ], [ -77.032179, 38.928634 ], [ -77.032211, 38.928635 ], [ -77.032274, 38.92864 ], [ -77.032306, 38.928644 ], [ -77.032368, 38.928656 ], [ -77.032398, 38.928664 ], [ -77.032461, 38.928683 ], [ -77.03251, 38.928708 ], [ -77.032555, 38.928736 ], [ -77.032579, 38.928763 ], [ -77.032612, 38.928805 ], [ -77.032655, 38.929656 ], [ -77.032656, 38.929675 ], [ -77.032664, 38.930129 ], [ -77.032664, 38.930163 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003100", "BLKGRPCE": "1", "GEOID": "110010031001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 296328.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9306132", "INTPTLON": "-077.0254211", "mobility_total": "3316", "mobility_same_house": "2942", "mobility_different_house": "309", "mobility_different_house_same_metro": "209", "mobility_different_house_different_metro": "100", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "65" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02826, 38.931821 ], [ -77.028118, 38.931869 ], [ -77.027748, 38.931992 ], [ -77.027673, 38.932018 ], [ -77.027621, 38.932043 ], [ -77.027571, 38.932071 ], [ -77.027525, 38.932103 ], [ -77.027483, 38.932137 ], [ -77.027444, 38.932175 ], [ -77.027324, 38.932315 ], [ -77.027248, 38.93241 ], [ -77.027211, 38.932458 ], [ -77.027112, 38.9326 ], [ -77.027059, 38.93266 ], [ -77.027003, 38.932694 ], [ -77.026946, 38.932719 ], [ -77.02682, 38.932747 ], [ -77.026821, 38.932848 ], [ -77.026819, 38.932875 ], [ -77.026816, 38.932894 ], [ -77.026814, 38.932914 ], [ -77.026807, 38.932941 ], [ -77.026792, 38.932986 ], [ -77.026778, 38.933013 ], [ -77.026761, 38.933049 ], [ -77.02645, 38.933444 ], [ -77.026405, 38.9335 ], [ -77.026226, 38.933737 ], [ -77.026033, 38.934086 ], [ -77.025244, 38.935128 ], [ -77.024431, 38.936254 ], [ -77.024312, 38.936421 ], [ -77.024308, 38.936394 ], [ -77.024298, 38.936329 ], [ -77.024292, 38.936291 ], [ -77.02421, 38.935761 ], [ -77.024144, 38.935321 ], [ -77.02413, 38.935233 ], [ -77.024114, 38.935122 ], [ -77.024092, 38.934981 ], [ -77.024022, 38.934506 ], [ -77.02401, 38.934431 ], [ -77.023993, 38.934312 ], [ -77.023983, 38.93425 ], [ -77.023973, 38.93418 ], [ -77.023932, 38.93391 ], [ -77.023916, 38.933799 ], [ -77.023892, 38.933642 ], [ -77.023819, 38.933153 ], [ -77.023801, 38.933017 ], [ -77.023773, 38.93281 ], [ -77.023757, 38.932718 ], [ -77.023713, 38.93241 ], [ -77.023662, 38.932039 ], [ -77.023632, 38.931823 ], [ -77.023562, 38.931349 ], [ -77.023553, 38.931281 ], [ -77.02354, 38.931193 ], [ -77.023521, 38.931058 ], [ -77.023465, 38.93067 ], [ -77.023454, 38.930598 ], [ -77.02337, 38.930018 ], [ -77.02331, 38.929618 ], [ -77.023229, 38.929041 ], [ -77.02318, 38.928702 ], [ -77.023155, 38.928536 ], [ -77.023095, 38.928123 ], [ -77.023062, 38.927899 ], [ -77.023021, 38.927621 ], [ -77.022964, 38.927226 ], [ -77.023023, 38.927202 ], [ -77.023081, 38.927177 ], [ -77.023177, 38.927144 ], [ -77.023253, 38.927123 ], [ -77.02333, 38.927105 ], [ -77.023408, 38.927089 ], [ -77.023486, 38.927077 ], [ -77.023529, 38.927072 ], [ -77.024422, 38.926987 ], [ -77.025089, 38.926929 ], [ -77.025785, 38.926867 ], [ -77.025939, 38.926854 ], [ -77.026156, 38.926835 ], [ -77.02635, 38.926817 ], [ -77.026642, 38.926793 ], [ -77.026985, 38.926758 ], [ -77.027046, 38.926749 ], [ -77.027052, 38.926806 ], [ -77.027115, 38.927078 ], [ -77.027201, 38.927428 ], [ -77.027273, 38.927731 ], [ -77.027339, 38.928006 ], [ -77.027408, 38.928286 ], [ -77.027443, 38.928429 ], [ -77.02751, 38.928705 ], [ -77.027553, 38.928881 ], [ -77.027645, 38.929272 ], [ -77.027725, 38.929595 ], [ -77.027744, 38.929675 ], [ -77.027785, 38.929841 ], [ -77.027873, 38.930212 ], [ -77.02799, 38.930694 ], [ -77.028175, 38.931469 ], [ -77.028237, 38.931723 ], [ -77.02826, 38.931821 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002502", "BLKGRPCE": "1", "GEOID": "110010025021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 141308.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9402259", "INTPTLON": "-077.0273973", "mobility_total": "1118", "mobility_same_house": "1016", "mobility_different_house": "91", "mobility_different_house_same_metro": "73", "mobility_different_house_different_metro": "18", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "11" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.029705, 38.939379 ], [ -77.029704, 38.939742 ], [ -77.029705, 38.94012 ], [ -77.029704, 38.940805 ], [ -77.029703, 38.941276 ], [ -77.029705, 38.941577 ], [ -77.029704, 38.941865 ], [ -77.029086, 38.941869 ], [ -77.027595, 38.94187 ], [ -77.027137, 38.941868 ], [ -77.026622, 38.941868 ], [ -77.026143, 38.941866 ], [ -77.025938, 38.941867 ], [ -77.025808, 38.941867 ], [ -77.02567, 38.941869 ], [ -77.025514, 38.941873 ], [ -77.025487, 38.941764 ], [ -77.025379, 38.941345 ], [ -77.02524, 38.940811 ], [ -77.02509, 38.940231 ], [ -77.024964, 38.939744 ], [ -77.024841, 38.939267 ], [ -77.024767, 38.938984 ], [ -77.024716, 38.938779 ], [ -77.02469, 38.938684 ], [ -77.025055, 38.938678 ], [ -77.025923, 38.938681 ], [ -77.026569, 38.938678 ], [ -77.027099, 38.93868 ], [ -77.027196, 38.938681 ], [ -77.027587, 38.938682 ], [ -77.028301, 38.938677 ], [ -77.028381, 38.938677 ], [ -77.028583, 38.938675 ], [ -77.02886, 38.938677 ], [ -77.02959, 38.938677 ], [ -77.029704, 38.938676 ], [ -77.029705, 38.938744 ], [ -77.029705, 38.939379 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009904", "BLKGRPCE": "2", "GEOID": "110010099042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 212652.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8844865", "INTPTLON": "-076.9299376", "mobility_total": "1521", "mobility_same_house": "1356", "mobility_different_house": "165", "mobility_different_house_same_metro": "165", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.933516, 38.882324 ], [ -76.933145, 38.882483 ], [ -76.931794, 38.883077 ], [ -76.931391, 38.883262 ], [ -76.931302, 38.883297 ], [ -76.931222, 38.883296 ], [ -76.931196, 38.883294 ], [ -76.931169, 38.883293 ], [ -76.931095, 38.883282 ], [ -76.930948, 38.883956 ], [ -76.930821, 38.884534 ], [ -76.930802, 38.884629 ], [ -76.930784, 38.884715 ], [ -76.930651, 38.885305 ], [ -76.930612, 38.885476 ], [ -76.930503, 38.885986 ], [ -76.930447, 38.886248 ], [ -76.930379, 38.886572 ], [ -76.930361, 38.886654 ], [ -76.930319, 38.886851 ], [ -76.930225, 38.887267 ], [ -76.930209, 38.887341 ], [ -76.930154, 38.887581 ], [ -76.930059, 38.888011 ], [ -76.930039, 38.888101 ], [ -76.929914, 38.88869 ], [ -76.929864, 38.888924 ], [ -76.929797, 38.889219 ], [ -76.929767, 38.889344 ], [ -76.929634, 38.889287 ], [ -76.929436, 38.889207 ], [ -76.929336, 38.889168 ], [ -76.929135, 38.889094 ], [ -76.929033, 38.889059 ], [ -76.928827, 38.888991 ], [ -76.928645, 38.888936 ], [ -76.928369, 38.888857 ], [ -76.928184, 38.888806 ], [ -76.927906, 38.888734 ], [ -76.927699, 38.888677 ], [ -76.927604, 38.888652 ], [ -76.927641, 38.888469 ], [ -76.927659, 38.888389 ], [ -76.927694, 38.888231 ], [ -76.927806, 38.887712 ], [ -76.927901, 38.88727 ], [ -76.927952, 38.887041 ], [ -76.928086, 38.886444 ], [ -76.928091, 38.886418 ], [ -76.928105, 38.886358 ], [ -76.928253, 38.885687 ], [ -76.928403, 38.885008 ], [ -76.928548, 38.884334 ], [ -76.928676, 38.883745 ], [ -76.928696, 38.883656 ], [ -76.928843, 38.88298 ], [ -76.928857, 38.882912 ], [ -76.928973, 38.882385 ], [ -76.92899, 38.882304 ], [ -76.92914, 38.881628 ], [ -76.929161, 38.881533 ], [ -76.929243, 38.88114 ], [ -76.92925, 38.881109 ], [ -76.929322, 38.880769 ], [ -76.929316, 38.880674 ], [ -76.929689, 38.880627 ], [ -76.929981, 38.880592 ], [ -76.930007, 38.88059 ], [ -76.930032, 38.880587 ], [ -76.930109, 38.880581 ], [ -76.930137, 38.880578 ], [ -76.930164, 38.880577 ], [ -76.930219, 38.880573 ], [ -76.930251, 38.880572 ], [ -76.930282, 38.88057 ], [ -76.930314, 38.880569 ], [ -76.930351, 38.880569 ], [ -76.930425, 38.880571 ], [ -76.930499, 38.880576 ], [ -76.930609, 38.880588 ], [ -76.930681, 38.8806 ], [ -76.930793, 38.880621 ], [ -76.930848, 38.880633 ], [ -76.930903, 38.880647 ], [ -76.930957, 38.880663 ], [ -76.93101, 38.88068 ], [ -76.931062, 38.880698 ], [ -76.931114, 38.880718 ], [ -76.931165, 38.880739 ], [ -76.931215, 38.880761 ], [ -76.931291, 38.880796 ], [ -76.931344, 38.880824 ], [ -76.931396, 38.880853 ], [ -76.93145, 38.880887 ], [ -76.93153, 38.880944 ], [ -76.931607, 38.881005 ], [ -76.931678, 38.881068 ], [ -76.931723, 38.881112 ], [ -76.931764, 38.881157 ], [ -76.931819, 38.881221 ], [ -76.931883, 38.881305 ], [ -76.931913, 38.881347 ], [ -76.931927, 38.881369 ], [ -76.931959, 38.881415 ], [ -76.931979, 38.881439 ], [ -76.932001, 38.881461 ], [ -76.932026, 38.881482 ], [ -76.932052, 38.881502 ], [ -76.932114, 38.881539 ], [ -76.932147, 38.881556 ], [ -76.932217, 38.881585 ], [ -76.932253, 38.881597 ], [ -76.932291, 38.881607 ], [ -76.932328, 38.881615 ], [ -76.932367, 38.881622 ], [ -76.932435, 38.88163 ], [ -76.932493, 38.881633 ], [ -76.932552, 38.881631 ], [ -76.93261, 38.881625 ], [ -76.932638, 38.88162 ], [ -76.932694, 38.881608 ], [ -76.932909, 38.88154 ], [ -76.93304, 38.881491 ], [ -76.933073, 38.881545 ], [ -76.93315, 38.881664 ], [ -76.933212, 38.881755 ], [ -76.933334, 38.88192 ], [ -76.933428, 38.882038 ], [ -76.933624, 38.882273 ], [ -76.933516, 38.882324 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009907", "BLKGRPCE": "1", "GEOID": "110010099071", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 139647.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8808798", "INTPTLON": "-076.9410573", "mobility_total": "747", "mobility_same_house": "642", "mobility_different_house": "105", "mobility_different_house_same_metro": "105", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.945772, 38.880869 ], [ -76.945628, 38.880902 ], [ -76.945208, 38.881023 ], [ -76.945035, 38.881074 ], [ -76.94492, 38.881112 ], [ -76.944848, 38.881138 ], [ -76.944812, 38.881151 ], [ -76.944641, 38.881218 ], [ -76.944542, 38.88126 ], [ -76.944493, 38.881282 ], [ -76.944413, 38.881314 ], [ -76.944335, 38.881347 ], [ -76.944179, 38.881417 ], [ -76.944026, 38.881489 ], [ -76.94391, 38.881547 ], [ -76.943791, 38.88161 ], [ -76.943539, 38.881751 ], [ -76.943375, 38.881849 ], [ -76.943243, 38.881932 ], [ -76.943178, 38.881974 ], [ -76.943051, 38.88206 ], [ -76.942977, 38.882112 ], [ -76.942935, 38.882076 ], [ -76.94289, 38.882042 ], [ -76.942835, 38.882004 ], [ -76.942806, 38.881985 ], [ -76.942747, 38.881951 ], [ -76.942716, 38.881935 ], [ -76.942651, 38.881905 ], [ -76.942583, 38.881878 ], [ -76.942513, 38.881854 ], [ -76.942441, 38.881832 ], [ -76.942332, 38.881805 ], [ -76.94224, 38.881789 ], [ -76.942179, 38.881781 ], [ -76.942117, 38.881775 ], [ -76.941988, 38.88177 ], [ -76.941886, 38.88177 ], [ -76.941103, 38.881766 ], [ -76.940643, 38.881766 ], [ -76.940532, 38.881765 ], [ -76.940239, 38.881767 ], [ -76.939387, 38.881765 ], [ -76.939269, 38.881764 ], [ -76.938866, 38.881764 ], [ -76.93852, 38.881763 ], [ -76.93839, 38.881767 ], [ -76.938177, 38.881784 ], [ -76.937952, 38.881807 ], [ -76.937764, 38.881831 ], [ -76.937553, 38.881861 ], [ -76.937462, 38.88187 ], [ -76.937095, 38.881913 ], [ -76.936729, 38.881962 ], [ -76.936638, 38.881976 ], [ -76.936581, 38.881982 ], [ -76.936521, 38.881983 ], [ -76.936476, 38.881981 ], [ -76.936495, 38.881914 ], [ -76.936503, 38.88188 ], [ -76.936509, 38.88185 ], [ -76.936518, 38.881788 ], [ -76.936528, 38.881736 ], [ -76.936543, 38.88163 ], [ -76.936549, 38.881577 ], [ -76.936556, 38.881471 ], [ -76.936559, 38.881365 ], [ -76.936559, 38.881312 ], [ -76.936557, 38.881259 ], [ -76.936551, 38.881155 ], [ -76.93654, 38.881052 ], [ -76.936524, 38.880949 ], [ -76.936503, 38.880847 ], [ -76.936491, 38.880796 ], [ -76.936459, 38.880681 ], [ -76.936439, 38.880618 ], [ -76.936417, 38.880554 ], [ -76.936393, 38.880491 ], [ -76.936368, 38.880429 ], [ -76.936341, 38.880366 ], [ -76.936297, 38.880273 ], [ -76.936264, 38.880209 ], [ -76.936485, 38.880198 ], [ -76.937765, 38.880198 ], [ -76.938001, 38.8802 ], [ -76.938675, 38.880196 ], [ -76.93896, 38.880198 ], [ -76.939257, 38.880198 ], [ -76.940031, 38.8802 ], [ -76.940066, 38.880201 ], [ -76.940169, 38.880207 ], [ -76.940307, 38.880219 ], [ -76.940341, 38.880223 ], [ -76.940395, 38.880231 ], [ -76.940505, 38.880256 ], [ -76.940537, 38.880265 ], [ -76.940838, 38.880354 ], [ -76.940882, 38.880366 ], [ -76.940925, 38.880379 ], [ -76.941056, 38.880415 ], [ -76.94115, 38.880439 ], [ -76.941198, 38.880449 ], [ -76.941245, 38.88046 ], [ -76.94139, 38.880486 ], [ -76.941487, 38.8805 ], [ -76.941651, 38.880521 ], [ -76.941823, 38.880535 ], [ -76.941997, 38.88054 ], [ -76.942113, 38.880538 ], [ -76.942167, 38.880536 ], [ -76.942275, 38.880527 ], [ -76.942383, 38.880514 ], [ -76.942491, 38.880495 ], [ -76.942526, 38.880488 ], [ -76.94256, 38.88048 ], [ -76.942593, 38.880471 ], [ -76.942623, 38.880464 ], [ -76.942695, 38.880443 ], [ -76.942777, 38.880415 ], [ -76.942818, 38.880399 ], [ -76.942897, 38.880366 ], [ -76.942935, 38.880348 ], [ -76.943011, 38.880309 ], [ -76.943081, 38.880269 ], [ -76.943147, 38.880227 ], [ -76.943237, 38.880162 ], [ -76.94329, 38.880118 ], [ -76.943349, 38.880064 ], [ -76.943389, 38.880023 ], [ -76.943515, 38.879885 ], [ -76.943548, 38.87985 ], [ -76.943582, 38.879816 ], [ -76.943617, 38.879783 ], [ -76.94369, 38.879717 ], [ -76.943766, 38.879654 ], [ -76.943886, 38.879565 ], [ -76.943919, 38.879538 ], [ -76.943943, 38.87952 ], [ -76.943991, 38.879486 ], [ -76.944022, 38.879466 ], [ -76.944047, 38.87945 ], [ -76.944105, 38.879416 ], [ -76.944167, 38.879384 ], [ -76.944229, 38.879355 ], [ -76.94444, 38.879269 ], [ -76.944499, 38.879244 ], [ -76.944559, 38.87922 ], [ -76.944864, 38.879093 ], [ -76.944974, 38.879266 ], [ -76.945086, 38.879451 ], [ -76.94514, 38.879546 ], [ -76.945218, 38.87969 ], [ -76.945268, 38.879787 ], [ -76.945316, 38.879884 ], [ -76.945485, 38.88025 ], [ -76.945698, 38.880706 ], [ -76.945772, 38.880869 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005301", "BLKGRPCE": "3", "GEOID": "110010053013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 81310.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9087891", "INTPTLON": "-077.0387182", "mobility_total": "1264", "mobility_same_house": "963", "mobility_different_house": "236", "mobility_different_house_same_metro": "163", "mobility_different_house_different_metro": "72", "mobility_different_house_outside_stat_area": "1", "mobility_abroad": "65" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.042689, 38.909444 ], [ -77.042668, 38.909502 ], [ -77.04266, 38.909533 ], [ -77.042654, 38.909563 ], [ -77.04265, 38.909595 ], [ -77.042649, 38.909643 ], [ -77.041671, 38.909643 ], [ -77.040011, 38.909646 ], [ -77.039494, 38.909644 ], [ -77.039408, 38.909644 ], [ -77.039201, 38.909643 ], [ -77.038761, 38.909643 ], [ -77.038489, 38.909644 ], [ -77.037209, 38.909643 ], [ -77.036947, 38.909644 ], [ -77.036658, 38.909642 ], [ -77.036524, 38.909642 ], [ -77.036523, 38.909559 ], [ -77.036526, 38.909082 ], [ -77.036527, 38.908696 ], [ -77.036527, 38.908325 ], [ -77.036529, 38.907459 ], [ -77.036388, 38.907454 ], [ -77.036345, 38.907448 ], [ -77.036303, 38.907434 ], [ -77.036277, 38.907423 ], [ -77.036252, 38.907409 ], [ -77.036228, 38.907391 ], [ -77.03618, 38.907345 ], [ -77.03616, 38.907311 ], [ -77.03615, 38.907292 ], [ -77.036141, 38.907268 ], [ -77.036135, 38.907242 ], [ -77.036137, 38.907224 ], [ -77.036147, 38.907183 ], [ -77.036163, 38.907158 ], [ -77.036185, 38.907132 ], [ -77.036247, 38.907091 ], [ -77.036279, 38.907074 ], [ -77.036345, 38.907047 ], [ -77.036368, 38.907039 ], [ -77.03639, 38.907033 ], [ -77.03643, 38.907025 ], [ -77.036474, 38.907021 ], [ -77.03653, 38.907021 ], [ -77.03661, 38.907021 ], [ -77.036643, 38.907022 ], [ -77.03669, 38.907028 ], [ -77.036712, 38.907034 ], [ -77.036774, 38.907058 ], [ -77.036795, 38.907068 ], [ -77.036817, 38.907081 ], [ -77.036833, 38.907094 ], [ -77.036875, 38.907137 ], [ -77.036924, 38.907242 ], [ -77.036868, 38.907353 ], [ -77.037656, 38.907632 ], [ -77.037788, 38.907676 ], [ -77.038154, 38.907804 ], [ -77.038495, 38.907925 ], [ -77.039074, 38.908123 ], [ -77.0392, 38.908165 ], [ -77.039935, 38.908425 ], [ -77.041676, 38.90903 ], [ -77.042716, 38.90939 ], [ -77.042689, 38.909444 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005201", "BLKGRPCE": "1", "GEOID": "110010052011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 56409.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9070340", "INTPTLON": "-077.0330810", "mobility_total": "2228", "mobility_same_house": "1735", "mobility_different_house": "333", "mobility_different_house_same_metro": "232", "mobility_different_house_different_metro": "101", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "160" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.034568, 38.906698 ], [ -77.034566, 38.907244 ], [ -77.034564, 38.907735 ], [ -77.034564, 38.907934 ], [ -77.033683, 38.908233 ], [ -77.033159, 38.908414 ], [ -77.032901, 38.908505 ], [ -77.032747, 38.90856 ], [ -77.032437, 38.908667 ], [ -77.032428, 38.907646 ], [ -77.03195, 38.907645 ], [ -77.031951, 38.907239 ], [ -77.031953, 38.90599 ], [ -77.031867, 38.905989 ], [ -77.031832, 38.905987 ], [ -77.031799, 38.905983 ], [ -77.031764, 38.905976 ], [ -77.031713, 38.905961 ], [ -77.031672, 38.905947 ], [ -77.03164, 38.905929 ], [ -77.031614, 38.905911 ], [ -77.031593, 38.905893 ], [ -77.031564, 38.905857 ], [ -77.031526, 38.905801 ], [ -77.031512, 38.90577 ], [ -77.031504, 38.905743 ], [ -77.031498, 38.905712 ], [ -77.031493, 38.905649 ], [ -77.031504, 38.905606 ], [ -77.031535, 38.905507 ], [ -77.031585, 38.905415 ], [ -77.031606, 38.90539 ], [ -77.031625, 38.905372 ], [ -77.031659, 38.905352 ], [ -77.031693, 38.905336 ], [ -77.031717, 38.905327 ], [ -77.03179, 38.905308 ], [ -77.031844, 38.905299 ], [ -77.03187, 38.905296 ], [ -77.031895, 38.905295 ], [ -77.031922, 38.905292 ], [ -77.031949, 38.905292 ], [ -77.031997, 38.905292 ], [ -77.032031, 38.905293 ], [ -77.032059, 38.905295 ], [ -77.032125, 38.905305 ], [ -77.032154, 38.905313 ], [ -77.032191, 38.905327 ], [ -77.032228, 38.905344 ], [ -77.032259, 38.905362 ], [ -77.032286, 38.90538 ], [ -77.032321, 38.905414 ], [ -77.032352, 38.905451 ], [ -77.03238, 38.90549 ], [ -77.032392, 38.905509 ], [ -77.032406, 38.90554 ], [ -77.032415, 38.905578 ], [ -77.032416, 38.9056 ], [ -77.032413, 38.905646 ], [ -77.032399, 38.905717 ], [ -77.032394, 38.905736 ], [ -77.03237, 38.905794 ], [ -77.034568, 38.906558 ], [ -77.034568, 38.906698 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005201", "BLKGRPCE": "4", "GEOID": "110010052014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 111194.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9118703", "INTPTLON": "-077.0332521", "mobility_total": "1376", "mobility_same_house": "955", "mobility_different_house": "392", "mobility_different_house_same_metro": "329", "mobility_different_house_different_metro": "63", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "29" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.034557, 38.910058 ], [ -77.034556, 38.910386 ], [ -77.034556, 38.910949 ], [ -77.034556, 38.911126 ], [ -77.034555, 38.911522 ], [ -77.034552, 38.911871 ], [ -77.034548, 38.912533 ], [ -77.03455, 38.912609 ], [ -77.034551, 38.912922 ], [ -77.034546, 38.913691 ], [ -77.034545, 38.914092 ], [ -77.03441, 38.914093 ], [ -77.033254, 38.914093 ], [ -77.032327, 38.914092 ], [ -77.031951, 38.914094 ], [ -77.031954, 38.913703 ], [ -77.031952, 38.913349 ], [ -77.031953, 38.912606 ], [ -77.031949, 38.911868 ], [ -77.031952, 38.911129 ], [ -77.031952, 38.910959 ], [ -77.031952, 38.910884 ], [ -77.031954, 38.910387 ], [ -77.031952, 38.909648 ], [ -77.032157, 38.909651 ], [ -77.032618, 38.909651 ], [ -77.032756, 38.909652 ], [ -77.033995, 38.909652 ], [ -77.034414, 38.909651 ], [ -77.034557, 38.909649 ], [ -77.034557, 38.910058 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005002", "BLKGRPCE": "3", "GEOID": "110010050023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 71346.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9086297", "INTPTLON": "-077.0284817", "mobility_total": "1188", "mobility_same_house": "1014", "mobility_different_house": "174", "mobility_different_house_same_metro": "93", "mobility_different_house_different_metro": "81", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.030244, 38.908573 ], [ -77.030062, 38.908915 ], [ -77.030051, 38.908941 ], [ -77.030028, 38.909009 ], [ -77.03002, 38.909036 ], [ -77.029996, 38.909166 ], [ -77.029943, 38.909137 ], [ -77.029849, 38.909116 ], [ -77.029801, 38.909109 ], [ -77.029705, 38.9091 ], [ -77.029628, 38.909099 ], [ -77.029548, 38.909198 ], [ -77.030023, 38.909512 ], [ -77.030048, 38.909814 ], [ -77.029628, 38.910192 ], [ -77.02957, 38.91019 ], [ -77.029502, 38.910184 ], [ -77.029435, 38.910173 ], [ -77.02937, 38.910158 ], [ -77.029288, 38.910131 ], [ -77.029263, 38.91012 ], [ -77.029228, 38.910104 ], [ -77.029195, 38.910087 ], [ -77.029138, 38.910051 ], [ -77.029114, 38.910033 ], [ -77.029066, 38.909992 ], [ -77.029044, 38.90997 ], [ -77.029003, 38.909924 ], [ -77.028969, 38.909874 ], [ -77.028082, 38.910253 ], [ -77.028083, 38.910179 ], [ -77.028081, 38.910101 ], [ -77.028078, 38.90998 ], [ -77.028078, 38.909946 ], [ -77.028083, 38.909645 ], [ -77.027401, 38.909646 ], [ -77.027343, 38.909647 ], [ -77.027036, 38.909645 ], [ -77.027036, 38.908576 ], [ -77.027036, 38.90724 ], [ -77.027227, 38.907242 ], [ -77.027656, 38.907242 ], [ -77.027686, 38.907242 ], [ -77.028088, 38.90724 ], [ -77.028918, 38.907242 ], [ -77.029437, 38.90724 ], [ -77.029623, 38.90724 ], [ -77.029625, 38.908575 ], [ -77.029787, 38.908572 ], [ -77.03, 38.908572 ], [ -77.030111, 38.908573 ], [ -77.030244, 38.908573 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005800", "BLKGRPCE": "2", "GEOID": "110010058002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 232950.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8975634", "INTPTLON": "-077.0205095", "mobility_total": "1797", "mobility_same_house": "1260", "mobility_different_house": "537", "mobility_different_house_same_metro": "359", "mobility_different_house_different_metro": "178", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.021915, 38.893573 ], [ -77.021914, 38.893644 ], [ -77.021914, 38.893785 ], [ -77.021911, 38.893877 ], [ -77.02191, 38.893896 ], [ -77.021914, 38.894106 ], [ -77.021914, 38.894359 ], [ -77.021908, 38.894795 ], [ -77.021916, 38.89501 ], [ -77.021917, 38.896132 ], [ -77.021917, 38.896253 ], [ -77.021918, 38.896322 ], [ -77.021917, 38.897123 ], [ -77.021916, 38.897276 ], [ -77.021916, 38.897465 ], [ -77.021915, 38.897554 ], [ -77.021917, 38.897913 ], [ -77.021913, 38.898192 ], [ -77.021914, 38.898335 ], [ -77.021914, 38.898446 ], [ -77.021916, 38.898795 ], [ -77.021917, 38.899154 ], [ -77.021914, 38.89969 ], [ -77.021914, 38.899813 ], [ -77.021915, 38.89995 ], [ -77.021915, 38.900515 ], [ -77.021916, 38.900763 ], [ -77.021911, 38.90087 ], [ -77.021914, 38.901 ], [ -77.021915, 38.901341 ], [ -77.021917, 38.901614 ], [ -77.021915, 38.901952 ], [ -77.021915, 38.902101 ], [ -77.021701, 38.902074 ], [ -77.021648, 38.902062 ], [ -77.021605, 38.90205 ], [ -77.021526, 38.902025 ], [ -77.020913, 38.901815 ], [ -77.020424, 38.901644 ], [ -77.020258, 38.901583 ], [ -77.020013, 38.901506 ], [ -77.019918, 38.901469 ], [ -77.019737, 38.901406 ], [ -77.01948, 38.901319 ], [ -77.018927, 38.901124 ], [ -77.018929, 38.900989 ], [ -77.018929, 38.900863 ], [ -77.018929, 38.899934 ], [ -77.018931, 38.899809 ], [ -77.018931, 38.899676 ], [ -77.018928, 38.899111 ], [ -77.018928, 38.89858 ], [ -77.018931, 38.898314 ], [ -77.018929, 38.898026 ], [ -77.018928, 38.897619 ], [ -77.018929, 38.897337 ], [ -77.018928, 38.896895 ], [ -77.01893, 38.896525 ], [ -77.018926, 38.896128 ], [ -77.018925, 38.896084 ], [ -77.01893, 38.895781 ], [ -77.018929, 38.895471 ], [ -77.01893, 38.895368 ], [ -77.01893, 38.894893 ], [ -77.018934, 38.894802 ], [ -77.019007, 38.894679 ], [ -77.019695, 38.894483 ], [ -77.019901, 38.894411 ], [ -77.019924, 38.893598 ], [ -77.019925, 38.893295 ], [ -77.019923, 38.893005 ], [ -77.019902, 38.892832 ], [ -77.019899, 38.892759 ], [ -77.020705, 38.892986 ], [ -77.020749, 38.892999 ], [ -77.021552, 38.893202 ], [ -77.021919, 38.893295 ], [ -77.021915, 38.893573 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007200", "BLKGRPCE": "1", "GEOID": "110010072001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 304549.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8791775", "INTPTLON": "-077.0045455", "mobility_total": "3084", "mobility_same_house": "1879", "mobility_different_house": "1124", "mobility_different_house_same_metro": "841", "mobility_different_house_different_metro": "277", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "81" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009152, 38.879827 ], [ -77.009112, 38.88034 ], [ -77.009113, 38.881435 ], [ -77.009113, 38.881535 ], [ -77.009112, 38.881548 ], [ -77.009022, 38.881522 ], [ -77.008987, 38.881512 ], [ -77.008761, 38.881448 ], [ -77.008719, 38.881435 ], [ -77.008637, 38.881408 ], [ -77.008468, 38.881345 ], [ -77.008379, 38.881314 ], [ -77.008245, 38.881269 ], [ -77.008198, 38.881254 ], [ -77.008015, 38.8812 ], [ -77.007923, 38.881175 ], [ -77.00783, 38.881151 ], [ -77.007736, 38.881129 ], [ -77.0074, 38.881055 ], [ -77.006833, 38.880937 ], [ -77.006756, 38.880924 ], [ -77.006679, 38.880912 ], [ -77.006524, 38.880891 ], [ -77.006446, 38.880883 ], [ -77.006289, 38.880869 ], [ -77.006211, 38.880864 ], [ -77.005736, 38.880846 ], [ -77.005171, 38.88083 ], [ -77.00468, 38.880819 ], [ -77.004349, 38.880809 ], [ -77.004217, 38.880807 ], [ -77.00402, 38.880801 ], [ -77.003878, 38.880795 ], [ -77.003521, 38.880775 ], [ -77.003554, 38.880929 ], [ -77.003205, 38.880902 ], [ -77.003147, 38.880896 ], [ -77.003089, 38.880888 ], [ -77.002918, 38.880858 ], [ -77.002833, 38.880841 ], [ -77.002664, 38.880805 ], [ -77.00258, 38.880786 ], [ -77.002413, 38.880744 ], [ -77.002248, 38.8807 ], [ -77.002049, 38.880644 ], [ -77.000581, 38.880233 ], [ -77.000467, 38.880201 ], [ -77.000135, 38.880111 ], [ -77.000006, 38.880076 ], [ -76.999527, 38.879939 ], [ -76.998857, 38.879751 ], [ -76.998662, 38.879697 ], [ -76.998821, 38.879577 ], [ -76.999027, 38.879433 ], [ -76.99905, 38.879417 ], [ -76.999251, 38.879277 ], [ -76.99938, 38.879198 ], [ -76.999403, 38.879183 ], [ -76.999449, 38.87914 ], [ -76.999481, 38.87909 ], [ -76.999511, 38.879014 ], [ -76.999515, 38.878961 ], [ -76.999518, 38.878406 ], [ -76.999519, 38.878311 ], [ -76.99952, 38.877608 ], [ -76.999522, 38.877525 ], [ -76.999626, 38.877525 ], [ -76.999688, 38.877526 ], [ -77.000581, 38.877526 ], [ -77.000682, 38.877527 ], [ -77.001938, 38.877528 ], [ -77.002043, 38.877529 ], [ -77.002951, 38.87753 ], [ -77.003522, 38.877531 ], [ -77.003936, 38.87753 ], [ -77.004242, 38.877531 ], [ -77.004542, 38.877529 ], [ -77.005026, 38.877524 ], [ -77.005544, 38.877529 ], [ -77.005754, 38.877529 ], [ -77.005789, 38.87753 ], [ -77.005873, 38.877529 ], [ -77.006285, 38.877527 ], [ -77.006697, 38.877526 ], [ -77.006796, 38.877525 ], [ -77.007371, 38.877524 ], [ -77.007456, 38.877525 ], [ -77.007657, 38.877527 ], [ -77.00884, 38.877526 ], [ -77.008947, 38.877527 ], [ -77.009089, 38.877529 ], [ -77.009147, 38.877529 ], [ -77.009127, 38.878177 ], [ -77.009121, 38.878412 ], [ -77.009125, 38.879286 ], [ -77.009152, 38.879827 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007406", "BLKGRPCE": "1", "GEOID": "110010074061", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 174626.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8568770", "INTPTLON": "-076.9902565", "mobility_total": "2183", "mobility_same_house": "1785", "mobility_different_house": "398", "mobility_different_house_same_metro": "398", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.993424, 38.85675 ], [ -76.99342, 38.856815 ], [ -76.993411, 38.856879 ], [ -76.993364, 38.85719 ], [ -76.993248, 38.857909 ], [ -76.993234, 38.858004 ], [ -76.993228, 38.858036 ], [ -76.993225, 38.858067 ], [ -76.993225, 38.858099 ], [ -76.993228, 38.85813 ], [ -76.993234, 38.858162 ], [ -76.993275, 38.858415 ], [ -76.99314, 38.858415 ], [ -76.992173, 38.858428 ], [ -76.991809, 38.858431 ], [ -76.991552, 38.858433 ], [ -76.991506, 38.858434 ], [ -76.991317, 38.858448 ], [ -76.991096, 38.858467 ], [ -76.99106, 38.858471 ], [ -76.990966, 38.858478 ], [ -76.990882, 38.858481 ], [ -76.990825, 38.858482 ], [ -76.990429, 38.858472 ], [ -76.989087, 38.858444 ], [ -76.988708, 38.858434 ], [ -76.988636, 38.858429 ], [ -76.988601, 38.858423 ], [ -76.988566, 38.858414 ], [ -76.988533, 38.858404 ], [ -76.988341, 38.858309 ], [ -76.98823, 38.858254 ], [ -76.987981, 38.858133 ], [ -76.987691, 38.857995 ], [ -76.987666, 38.857981 ], [ -76.987642, 38.857966 ], [ -76.987622, 38.857949 ], [ -76.987603, 38.85793 ], [ -76.987587, 38.85791 ], [ -76.987389, 38.857612 ], [ -76.98724, 38.857385 ], [ -76.987224, 38.857357 ], [ -76.987199, 38.8573 ], [ -76.987175, 38.857229 ], [ -76.987166, 38.857192 ], [ -76.987153, 38.857104 ], [ -76.987129, 38.856953 ], [ -76.987115, 38.856862 ], [ -76.987079, 38.85665 ], [ -76.987021, 38.856332 ], [ -76.987016, 38.856301 ], [ -76.986995, 38.85619 ], [ -76.987026, 38.856171 ], [ -76.987117, 38.85611 ], [ -76.987163, 38.856078 ], [ -76.987184, 38.85606 ], [ -76.987222, 38.85602 ], [ -76.987256, 38.855979 ], [ -76.987293, 38.855926 ], [ -76.987384, 38.855782 ], [ -76.987505, 38.855588 ], [ -76.987643, 38.855371 ], [ -76.987657, 38.855351 ], [ -76.987673, 38.855331 ], [ -76.987691, 38.855313 ], [ -76.98773, 38.855279 ], [ -76.987752, 38.855264 ], [ -76.987775, 38.85525 ], [ -76.987825, 38.855225 ], [ -76.987888, 38.855202 ], [ -76.987925, 38.855192 ], [ -76.987963, 38.855185 ], [ -76.988003, 38.855181 ], [ -76.988042, 38.85518 ], [ -76.989346, 38.855198 ], [ -76.989678, 38.855201 ], [ -76.989787, 38.855206 ], [ -76.989859, 38.855212 ], [ -76.989912, 38.855218 ], [ -76.989965, 38.855226 ], [ -76.990043, 38.855241 ], [ -76.99012, 38.855259 ], [ -76.99098, 38.855505 ], [ -76.991016, 38.855513 ], [ -76.991053, 38.85552 ], [ -76.991091, 38.855526 ], [ -76.991128, 38.85553 ], [ -76.99261, 38.855611 ], [ -76.993149, 38.855639 ], [ -76.993177, 38.855643 ], [ -76.993204, 38.855652 ], [ -76.993227, 38.855666 ], [ -76.993246, 38.855683 ], [ -76.993262, 38.855715 ], [ -76.993317, 38.85603 ], [ -76.993415, 38.856622 ], [ -76.993422, 38.856686 ], [ -76.993424, 38.85675 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000100", "BLKGRPCE": "4", "GEOID": "110010001004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 661426.000000, "AWATER": 501168.000000, "INTPTLAT": "+38.8968071", "INTPTLON": "-077.0629789", "mobility_total": "1152", "mobility_same_house": "843", "mobility_different_house": "280", "mobility_different_house_same_metro": "252", "mobility_different_house_different_metro": "28", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "29" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.069269, 38.900582 ], [ -77.068723, 38.901015 ], [ -77.063071, 38.901484 ], [ -77.062752, 38.902037 ], [ -77.062737, 38.902064 ], [ -77.062749, 38.902101 ], [ -77.062745, 38.902309 ], [ -77.062753, 38.902532 ], [ -77.062754, 38.902574 ], [ -77.062755, 38.902603 ], [ -77.062762, 38.902878 ], [ -77.062763, 38.903015 ], [ -77.062764, 38.903047 ], [ -77.062764, 38.903065 ], [ -77.06277, 38.90323 ], [ -77.062771, 38.903397 ], [ -77.062772, 38.903416 ], [ -77.062774, 38.903603 ], [ -77.062781, 38.903851 ], [ -77.062783, 38.90398 ], [ -77.062787, 38.904173 ], [ -77.062789, 38.904304 ], [ -77.062792, 38.904524 ], [ -77.0628, 38.904709 ], [ -77.062804, 38.904796 ], [ -77.062805, 38.904884 ], [ -77.062809, 38.905052 ], [ -77.062811, 38.905177 ], [ -77.062815, 38.905371 ], [ -77.062823, 38.90562 ], [ -77.062824, 38.905654 ], [ -77.062827, 38.905818 ], [ -77.062833, 38.906026 ], [ -77.062837, 38.906124 ], [ -77.062842, 38.906368 ], [ -77.062846, 38.906414 ], [ -77.06286, 38.90647 ], [ -77.062919, 38.906605 ], [ -77.062967, 38.906697 ], [ -77.063036, 38.906825 ], [ -77.063098, 38.906945 ], [ -77.063394, 38.907509 ], [ -77.063448, 38.907609 ], [ -77.063362, 38.907612 ], [ -77.063152, 38.907613 ], [ -77.062492, 38.90762 ], [ -77.061393, 38.907637 ], [ -77.061232, 38.907636 ], [ -77.060622, 38.907645 ], [ -77.060266, 38.907648 ], [ -77.059571, 38.907657 ], [ -77.059203, 38.907665 ], [ -77.058948, 38.907667 ], [ -77.058565, 38.907673 ], [ -77.058146, 38.907677 ], [ -77.057814, 38.907685 ], [ -77.057379, 38.907691 ], [ -77.057073, 38.907692 ], [ -77.05707, 38.907547 ], [ -77.057072, 38.907354 ], [ -77.057065, 38.9071 ], [ -77.057063, 38.906862 ], [ -77.057051, 38.906318 ], [ -77.057043, 38.906087 ], [ -77.057036, 38.905886 ], [ -77.057035, 38.905607 ], [ -77.057026, 38.905417 ], [ -77.057019, 38.905334 ], [ -77.057012, 38.905232 ], [ -77.056903, 38.905236 ], [ -77.056765, 38.905244 ], [ -77.056512, 38.905254 ], [ -77.056072, 38.905255 ], [ -77.055923, 38.905254 ], [ -77.055793, 38.905254 ], [ -77.055724, 38.905254 ], [ -77.055491, 38.905254 ], [ -77.055545, 38.905174 ], [ -77.055576, 38.905123 ], [ -77.05561, 38.905072 ], [ -77.055639, 38.905021 ], [ -77.055658, 38.904994 ], [ -77.05567, 38.90497 ], [ -77.055719, 38.904898 ], [ -77.055737, 38.904875 ], [ -77.055779, 38.904829 ], [ -77.055797, 38.904807 ], [ -77.055816, 38.904786 ], [ -77.055833, 38.904764 ], [ -77.055859, 38.904735 ], [ -77.055924, 38.904653 ], [ -77.055996, 38.904565 ], [ -77.055953, 38.904549 ], [ -77.055916, 38.904536 ], [ -77.055983, 38.904453 ], [ -77.056022, 38.904394 ], [ -77.056038, 38.904367 ], [ -77.056055, 38.904342 ], [ -77.056069, 38.904314 ], [ -77.056129, 38.904217 ], [ -77.056144, 38.904195 ], [ -77.056163, 38.904172 ], [ -77.056182, 38.904151 ], [ -77.056202, 38.904131 ], [ -77.056255, 38.904073 ], [ -77.056291, 38.904031 ], [ -77.05631, 38.904013 ], [ -77.056327, 38.903995 ], [ -77.056345, 38.903974 ], [ -77.056386, 38.903936 ], [ -77.056429, 38.903899 ], [ -77.056449, 38.903883 ], [ -77.056583, 38.903769 ], [ -77.056595, 38.90363 ], [ -77.056637, 38.903295 ], [ -77.056725, 38.903265 ], [ -77.056793, 38.903241 ], [ -77.056871, 38.903201 ], [ -77.056956, 38.903163 ], [ -77.057079, 38.903101 ], [ -77.057307, 38.902994 ], [ -77.057385, 38.902958 ], [ -77.05754, 38.902888 ], [ -77.057569, 38.902852 ], [ -77.057602, 38.902801 ], [ -77.057634, 38.902757 ], [ -77.057669, 38.902715 ], [ -77.057685, 38.902686 ], [ -77.057714, 38.902647 ], [ -77.057787, 38.902545 ], [ -77.057827, 38.902506 ], [ -77.057872, 38.902477 ], [ -77.057933, 38.90241 ], [ -77.057966, 38.902372 ], [ -77.057985, 38.902317 ], [ -77.057995, 38.902284 ], [ -77.058023, 38.902223 ], [ -77.058077, 38.902189 ], [ -77.058141, 38.902126 ], [ -77.058208, 38.902029 ], [ -77.058254, 38.901976 ], [ -77.058271, 38.901949 ], [ -77.0583, 38.9019 ], [ -77.058347, 38.901832 ], [ -77.058364, 38.901811 ], [ -77.058377, 38.901788 ], [ -77.058403, 38.901751 ], [ -77.058419, 38.901726 ], [ -77.058475, 38.901623 ], [ -77.058504, 38.901574 ], [ -77.058516, 38.901548 ], [ -77.058549, 38.901499 ], [ -77.058561, 38.901472 ], [ -77.05857, 38.901442 ], [ -77.058576, 38.901416 ], [ -77.05858, 38.901388 ], [ -77.058588, 38.901358 ], [ -77.058594, 38.901331 ], [ -77.058597, 38.901288 ], [ -77.058594, 38.901249 ], [ -77.058585, 38.901227 ], [ -77.058576, 38.90121 ], [ -77.058562, 38.901194 ], [ -77.058582, 38.901162 ], [ -77.058538, 38.901036 ], [ -77.058429, 38.900935 ], [ -77.058402, 38.900912 ], [ -77.058357, 38.900885 ], [ -77.058285, 38.900822 ], [ -77.058246, 38.900789 ], [ -77.058186, 38.900743 ], [ -77.058165, 38.900731 ], [ -77.058122, 38.900704 ], [ -77.058087, 38.90068 ], [ -77.058046, 38.900649 ], [ -77.057994, 38.900621 ], [ -77.057925, 38.900576 ], [ -77.057869, 38.900536 ], [ -77.057835, 38.900514 ], [ -77.057777, 38.900471 ], [ -77.057743, 38.900451 ], [ -77.057721, 38.900436 ], [ -77.057693, 38.900413 ], [ -77.057653, 38.900378 ], [ -77.057636, 38.900365 ], [ -77.057613, 38.900344 ], [ -77.057582, 38.900322 ], [ -77.057536, 38.900286 ], [ -77.057502, 38.900245 ], [ -77.057454, 38.900191 ], [ -77.057439, 38.900173 ], [ -77.057427, 38.900156 ], [ -77.057409, 38.900133 ], [ -77.057389, 38.9001 ], [ -77.057379, 38.900062 ], [ -77.057377, 38.900021 ], [ -77.057379, 38.900001 ], [ -77.057389, 38.899944 ], [ -77.057397, 38.899908 ], [ -77.057407, 38.899872 ], [ -77.057423, 38.899823 ], [ -77.057434, 38.899794 ], [ -77.057452, 38.899757 ], [ -77.057463, 38.899738 ], [ -77.057488, 38.89971 ], [ -77.057431, 38.899666 ], [ -77.057299, 38.899565 ], [ -77.057326, 38.899528 ], [ -77.057358, 38.899488 ], [ -77.057372, 38.899462 ], [ -77.057381, 38.899439 ], [ -77.05739, 38.899419 ], [ -77.057395, 38.899388 ], [ -77.057394, 38.89937 ], [ -77.057382, 38.899352 ], [ -77.05736, 38.899341 ], [ -77.057345, 38.899327 ], [ -77.05735, 38.899305 ], [ -77.05715, 38.899029 ], [ -77.057126, 38.899044 ], [ -77.057021, 38.898929 ], [ -77.056891, 38.898813 ], [ -77.05686, 38.898766 ], [ -77.056836, 38.898742 ], [ -77.056781, 38.89869 ], [ -77.05675, 38.898662 ], [ -77.056735, 38.898647 ], [ -77.056705, 38.898607 ], [ -77.056688, 38.898587 ], [ -77.056675, 38.898565 ], [ -77.056662, 38.898539 ], [ -77.056642, 38.89848 ], [ -77.056634, 38.898452 ], [ -77.056626, 38.89839 ], [ -77.056647, 38.897854 ], [ -77.056689, 38.896707 ], [ -77.056697, 38.896534 ], [ -77.056702, 38.896243 ], [ -77.056704, 38.895603 ], [ -77.056706, 38.895511 ], [ -77.056702, 38.895334 ], [ -77.056695, 38.895216 ], [ -77.056688, 38.895131 ], [ -77.056674, 38.895017 ], [ -77.056657, 38.894903 ], [ -77.056637, 38.894789 ], [ -77.056625, 38.894732 ], [ -77.056612, 38.894676 ], [ -77.056592, 38.894602 ], [ -77.056565, 38.894514 ], [ -77.05655, 38.894471 ], [ -77.056518, 38.894384 ], [ -77.056482, 38.894299 ], [ -77.056463, 38.894257 ], [ -77.056442, 38.894215 ], [ -77.056298, 38.893885 ], [ -77.056184, 38.893633 ], [ -77.056155, 38.893564 ], [ -77.055942, 38.893082 ], [ -77.055921, 38.893 ], [ -77.056242, 38.892954 ], [ -77.056956, 38.89282 ], [ -77.057634, 38.892704 ], [ -77.058931, 38.892503 ], [ -77.059347, 38.892431 ], [ -77.059652, 38.892727 ], [ -77.060017, 38.893083 ], [ -77.060818, 38.896398 ], [ -77.061972, 38.896596 ], [ -77.061517, 38.892058 ], [ -77.06173, 38.892026 ], [ -77.062124, 38.891961 ], [ -77.062466, 38.891902 ], [ -77.06251, 38.891895 ], [ -77.062551, 38.891888 ], [ -77.063022, 38.891808 ], [ -77.063252, 38.891775 ], [ -77.063414, 38.891763 ], [ -77.063549, 38.891755 ], [ -77.063637, 38.891753 ], [ -77.063756, 38.891749 ], [ -77.06399, 38.891757 ], [ -77.064164, 38.891773 ], [ -77.06435, 38.891795 ], [ -77.064626, 38.891837 ], [ -77.064696, 38.891852 ], [ -77.064703, 38.891884 ], [ -77.0647, 38.891895 ], [ -77.064692, 38.891923 ], [ -77.064689, 38.891938 ], [ -77.06469, 38.891954 ], [ -77.064691, 38.891969 ], [ -77.064692, 38.891978 ], [ -77.064693, 38.892015 ], [ -77.064692, 38.892035 ], [ -77.064694, 38.892051 ], [ -77.064697, 38.892066 ], [ -77.064699, 38.892076 ], [ -77.064705, 38.8921 ], [ -77.064708, 38.892114 ], [ -77.064712, 38.89214 ], [ -77.064727, 38.892227 ], [ -77.064745, 38.892256 ], [ -77.064747, 38.892285 ], [ -77.064733, 38.892321 ], [ -77.064712, 38.892344 ], [ -77.064702, 38.892356 ], [ -77.064696, 38.892376 ], [ -77.06472, 38.892479 ], [ -77.064756, 38.892584 ], [ -77.064773, 38.892607 ], [ -77.064794, 38.892623 ], [ -77.064815, 38.892644 ], [ -77.064827, 38.892665 ], [ -77.064838, 38.892689 ], [ -77.064842, 38.892712 ], [ -77.064835, 38.892749 ], [ -77.064839, 38.89278 ], [ -77.064855, 38.892829 ], [ -77.064861, 38.892851 ], [ -77.06487, 38.892876 ], [ -77.064909, 38.892995 ], [ -77.064952, 38.893107 ], [ -77.065, 38.893253 ], [ -77.065015, 38.893295 ], [ -77.065031, 38.893331 ], [ -77.065049, 38.893374 ], [ -77.065068, 38.893411 ], [ -77.065086, 38.893447 ], [ -77.065102, 38.893482 ], [ -77.065112, 38.893505 ], [ -77.065124, 38.893532 ], [ -77.065133, 38.893557 ], [ -77.065157, 38.893605 ], [ -77.065179, 38.893637 ], [ -77.065199, 38.893667 ], [ -77.065229, 38.893729 ], [ -77.065247, 38.893753 ], [ -77.065268, 38.893775 ], [ -77.065284, 38.893792 ], [ -77.065306, 38.893809 ], [ -77.065333, 38.893844 ], [ -77.065342, 38.893868 ], [ -77.06536, 38.893902 ], [ -77.06538, 38.893933 ], [ -77.065397, 38.893965 ], [ -77.065466, 38.894053 ], [ -77.065516, 38.894138 ], [ -77.065568, 38.894226 ], [ -77.065614, 38.8943 ], [ -77.0657, 38.894459 ], [ -77.065791, 38.894539 ], [ -77.065815, 38.894554 ], [ -77.065854, 38.89456 ], [ -77.065889, 38.894552 ], [ -77.065915, 38.894537 ], [ -77.066005, 38.89453 ], [ -77.065989, 38.894601 ], [ -77.065952, 38.894628 ], [ -77.065933, 38.894642 ], [ -77.065908, 38.894663 ], [ -77.065887, 38.89469 ], [ -77.065878, 38.894718 ], [ -77.065905, 38.894833 ], [ -77.065948, 38.894887 ], [ -77.066025, 38.894988 ], [ -77.066106, 38.895104 ], [ -77.066173, 38.895221 ], [ -77.066196, 38.895261 ], [ -77.066213, 38.895291 ], [ -77.066231, 38.895322 ], [ -77.066261, 38.895376 ], [ -77.066276, 38.895402 ], [ -77.06629, 38.89543 ], [ -77.066308, 38.895468 ], [ -77.066318, 38.895492 ], [ -77.06633, 38.895517 ], [ -77.066341, 38.89554 ], [ -77.066347, 38.89556 ], [ -77.066355, 38.895577 ], [ -77.066368, 38.895631 ], [ -77.066374, 38.89565 ], [ -77.066382, 38.895673 ], [ -77.066402, 38.89572 ], [ -77.066432, 38.895771 ], [ -77.066443, 38.895797 ], [ -77.066457, 38.895829 ], [ -77.066465, 38.89585 ], [ -77.06648, 38.895879 ], [ -77.066504, 38.895901 ], [ -77.066531, 38.895941 ], [ -77.066544, 38.895968 ], [ -77.066553, 38.895985 ], [ -77.066574, 38.896018 ], [ -77.066588, 38.89604 ], [ -77.066609, 38.896073 ], [ -77.066628, 38.896105 ], [ -77.066644, 38.896136 ], [ -77.066665, 38.896178 ], [ -77.066687, 38.896213 ], [ -77.066696, 38.896231 ], [ -77.066705, 38.896249 ], [ -77.066715, 38.896269 ], [ -77.066738, 38.896314 ], [ -77.066757, 38.896351 ], [ -77.066783, 38.896405 ], [ -77.066803, 38.896444 ], [ -77.066822, 38.896477 ], [ -77.066835, 38.896497 ], [ -77.06686, 38.896534 ], [ -77.066893, 38.896586 ], [ -77.066912, 38.896618 ], [ -77.066923, 38.896636 ], [ -77.066934, 38.896655 ], [ -77.066946, 38.896674 ], [ -77.066957, 38.896698 ], [ -77.066968, 38.896722 ], [ -77.066978, 38.896745 ], [ -77.066989, 38.896767 ], [ -77.067, 38.896789 ], [ -77.067012, 38.896812 ], [ -77.067025, 38.896837 ], [ -77.067039, 38.896859 ], [ -77.067052, 38.896882 ], [ -77.067067, 38.896905 ], [ -77.067082, 38.896928 ], [ -77.067095, 38.896951 ], [ -77.067108, 38.896975 ], [ -77.067122, 38.897 ], [ -77.067138, 38.897023 ], [ -77.067153, 38.897046 ], [ -77.067165, 38.89707 ], [ -77.067175, 38.897091 ], [ -77.067183, 38.897109 ], [ -77.067195, 38.897132 ], [ -77.067206, 38.897149 ], [ -77.067224, 38.897161 ], [ -77.067218, 38.897227 ], [ -77.06725, 38.897294 ], [ -77.067256, 38.897313 ], [ -77.067261, 38.897332 ], [ -77.067267, 38.897352 ], [ -77.067272, 38.897371 ], [ -77.067276, 38.897391 ], [ -77.067282, 38.89741 ], [ -77.067287, 38.89743 ], [ -77.067292, 38.897452 ], [ -77.067297, 38.897473 ], [ -77.067301, 38.897492 ], [ -77.067305, 38.897526 ], [ -77.067307, 38.897546 ], [ -77.06731, 38.897565 ], [ -77.067313, 38.897584 ], [ -77.067314, 38.897603 ], [ -77.067317, 38.897635 ], [ -77.067321, 38.897664 ], [ -77.067322, 38.897691 ], [ -77.067323, 38.897718 ], [ -77.067329, 38.897749 ], [ -77.067337, 38.897782 ], [ -77.067346, 38.897818 ], [ -77.06735, 38.897837 ], [ -77.067355, 38.897855 ], [ -77.067369, 38.897888 ], [ -77.067389, 38.897915 ], [ -77.067407, 38.897939 ], [ -77.067421, 38.897963 ], [ -77.06743, 38.897983 ], [ -77.067444, 38.897999 ], [ -77.067458, 38.898022 ], [ -77.067461, 38.89805 ], [ -77.067464, 38.898081 ], [ -77.067469, 38.898099 ], [ -77.067496, 38.8981 ], [ -77.067507, 38.898083 ], [ -77.067525, 38.898069 ], [ -77.06755, 38.898057 ], [ -77.067573, 38.898048 ], [ -77.067595, 38.898094 ], [ -77.067565, 38.898106 ], [ -77.06753, 38.89812 ], [ -77.067493, 38.898134 ], [ -77.067476, 38.898152 ], [ -77.06747, 38.898182 ], [ -77.067465, 38.898214 ], [ -77.06747, 38.898232 ], [ -77.067476, 38.89825 ], [ -77.067482, 38.89827 ], [ -77.067486, 38.898288 ], [ -77.067497, 38.898322 ], [ -77.067512, 38.898357 ], [ -77.06752, 38.898376 ], [ -77.067529, 38.898395 ], [ -77.067539, 38.898413 ], [ -77.067548, 38.89843 ], [ -77.06756, 38.898462 ], [ -77.06757, 38.898493 ], [ -77.06758, 38.898522 ], [ -77.067588, 38.898556 ], [ -77.067592, 38.898574 ], [ -77.067597, 38.898605 ], [ -77.067601, 38.89864 ], [ -77.067606, 38.898674 ], [ -77.067609, 38.898692 ], [ -77.067612, 38.898723 ], [ -77.067613, 38.898755 ], [ -77.067614, 38.898774 ], [ -77.067616, 38.898793 ], [ -77.067619, 38.898827 ], [ -77.067619, 38.898846 ], [ -77.067621, 38.898875 ], [ -77.067622, 38.898908 ], [ -77.067616, 38.898943 ], [ -77.067607, 38.898962 ], [ -77.067597, 38.898981 ], [ -77.067588, 38.898998 ], [ -77.067571, 38.899028 ], [ -77.067553, 38.899056 ], [ -77.067538, 38.899079 ], [ -77.067536, 38.899128 ], [ -77.067572, 38.899229 ], [ -77.067584, 38.899247 ], [ -77.067595, 38.899265 ], [ -77.067606, 38.899283 ], [ -77.067619, 38.899303 ], [ -77.067631, 38.899324 ], [ -77.067642, 38.899345 ], [ -77.067653, 38.899365 ], [ -77.067664, 38.899386 ], [ -77.067675, 38.899406 ], [ -77.067684, 38.899424 ], [ -77.067691, 38.899442 ], [ -77.067699, 38.899461 ], [ -77.06771, 38.89948 ], [ -77.06772, 38.899499 ], [ -77.067742, 38.899535 ], [ -77.067826, 38.899607 ], [ -77.067848, 38.899619 ], [ -77.067871, 38.89963 ], [ -77.067894, 38.89964 ], [ -77.06792, 38.89965 ], [ -77.067946, 38.89966 ], [ -77.067972, 38.899668 ], [ -77.067995, 38.899676 ], [ -77.068017, 38.899684 ], [ -77.068053, 38.899707 ], [ -77.06807, 38.899722 ], [ -77.068084, 38.899738 ], [ -77.068097, 38.899753 ], [ -77.068115, 38.899776 ], [ -77.068132, 38.899796 ], [ -77.068149, 38.899815 ], [ -77.068159, 38.899833 ], [ -77.068161, 38.899854 ], [ -77.068162, 38.899874 ], [ -77.068161, 38.899893 ], [ -77.068164, 38.899921 ], [ -77.068208, 38.89995 ], [ -77.068245, 38.899965 ], [ -77.068264, 38.899977 ], [ -77.068284, 38.899989 ], [ -77.068304, 38.900002 ], [ -77.068324, 38.900017 ], [ -77.068341, 38.900032 ], [ -77.068354, 38.900049 ], [ -77.068368, 38.900066 ], [ -77.068382, 38.900082 ], [ -77.068399, 38.900098 ], [ -77.068415, 38.900114 ], [ -77.068432, 38.90013 ], [ -77.06845, 38.900146 ], [ -77.068469, 38.900162 ], [ -77.068491, 38.900178 ], [ -77.068515, 38.900194 ], [ -77.068537, 38.90021 ], [ -77.068559, 38.900225 ], [ -77.068579, 38.900241 ], [ -77.068599, 38.900257 ], [ -77.068619, 38.900273 ], [ -77.068641, 38.900288 ], [ -77.068665, 38.900304 ], [ -77.068692, 38.900322 ], [ -77.068719, 38.900339 ], [ -77.068744, 38.900354 ], [ -77.06877, 38.90037 ], [ -77.068794, 38.900387 ], [ -77.06882, 38.900404 ], [ -77.068847, 38.900421 ], [ -77.068875, 38.900436 ], [ -77.068899, 38.900451 ], [ -77.068921, 38.900465 ], [ -77.068944, 38.900475 ], [ -77.068966, 38.900484 ], [ -77.069009, 38.900498 ], [ -77.069032, 38.900503 ], [ -77.069056, 38.900507 ], [ -77.0691, 38.900514 ], [ -77.069123, 38.90052 ], [ -77.06916, 38.900534 ], [ -77.069193, 38.90055 ], [ -77.069269, 38.900582 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000801", "BLKGRPCE": "2", "GEOID": "110010008012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 879235.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9247494", "INTPTLON": "-077.0935496", "mobility_total": "847", "mobility_same_house": "734", "mobility_different_house": "113", "mobility_different_house_same_metro": "81", "mobility_different_house_different_metro": "32", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.099429, 38.92207 ], [ -77.099344, 38.922213 ], [ -77.099281, 38.922213 ], [ -77.09923, 38.922214 ], [ -77.099089, 38.922213 ], [ -77.099047, 38.922212 ], [ -77.099005, 38.922216 ], [ -77.098963, 38.922222 ], [ -77.098923, 38.922233 ], [ -77.098844, 38.922266 ], [ -77.098806, 38.922289 ], [ -77.098789, 38.922302 ], [ -77.098773, 38.922316 ], [ -77.098759, 38.922331 ], [ -77.098723, 38.92238 ], [ -77.098607, 38.922568 ], [ -77.098527, 38.922687 ], [ -77.098373, 38.922902 ], [ -77.098279, 38.92303 ], [ -77.098233, 38.923095 ], [ -77.098209, 38.923127 ], [ -77.098105, 38.923282 ], [ -77.098075, 38.923325 ], [ -77.098026, 38.923387 ], [ -77.097973, 38.923447 ], [ -77.09783, 38.9236 ], [ -77.097708, 38.923761 ], [ -77.097639, 38.923873 ], [ -77.097567, 38.923983 ], [ -77.097492, 38.924091 ], [ -77.097413, 38.924199 ], [ -77.097373, 38.924252 ], [ -77.097332, 38.924304 ], [ -77.097277, 38.924384 ], [ -77.097251, 38.924424 ], [ -77.097201, 38.924506 ], [ -77.097154, 38.924588 ], [ -77.097109, 38.924671 ], [ -77.097088, 38.924713 ], [ -77.097051, 38.924803 ], [ -77.097031, 38.924847 ], [ -77.096989, 38.924935 ], [ -77.09692, 38.925066 ], [ -77.096853, 38.92518 ], [ -77.096835, 38.925209 ], [ -77.096816, 38.925237 ], [ -77.096795, 38.925264 ], [ -77.096756, 38.925311 ], [ -77.096728, 38.925352 ], [ -77.096703, 38.925394 ], [ -77.096575, 38.925689 ], [ -77.096553, 38.925734 ], [ -77.096529, 38.925779 ], [ -77.096504, 38.925823 ], [ -77.096477, 38.925867 ], [ -77.096449, 38.92591 ], [ -77.096419, 38.925953 ], [ -77.096388, 38.925995 ], [ -77.096356, 38.926036 ], [ -77.096322, 38.926077 ], [ -77.096287, 38.926117 ], [ -77.096227, 38.926181 ], [ -77.096134, 38.926274 ], [ -77.096036, 38.926364 ], [ -77.095968, 38.926422 ], [ -77.095914, 38.926465 ], [ -77.095862, 38.926509 ], [ -77.095812, 38.926555 ], [ -77.095765, 38.926602 ], [ -77.09572, 38.926651 ], [ -77.095677, 38.9267 ], [ -77.095637, 38.926752 ], [ -77.095599, 38.926804 ], [ -77.095564, 38.926858 ], [ -77.095532, 38.926912 ], [ -77.09548, 38.927008 ], [ -77.095458, 38.927076 ], [ -77.09545, 38.92711 ], [ -77.095443, 38.92718 ], [ -77.095444, 38.927215 ], [ -77.095447, 38.92725 ], [ -77.095446, 38.927285 ], [ -77.095446, 38.927356 ], [ -77.095448, 38.927428 ], [ -77.095452, 38.927499 ], [ -77.095458, 38.92757 ], [ -77.095462, 38.927605 ], [ -77.0955, 38.927834 ], [ -77.09554, 38.928063 ], [ -77.095552, 38.928204 ], [ -77.095567, 38.928345 ], [ -77.09559, 38.928533 ], [ -77.095607, 38.928602 ], [ -77.095628, 38.928706 ], [ -77.09564, 38.928776 ], [ -77.095655, 38.928881 ], [ -77.095663, 38.92895 ], [ -77.095673, 38.928997 ], [ -77.095685, 38.929042 ], [ -77.0957, 38.929088 ], [ -77.095709, 38.92911 ], [ -77.095718, 38.929129 ], [ -77.095729, 38.929148 ], [ -77.095756, 38.929184 ], [ -77.095789, 38.929216 ], [ -77.095808, 38.929231 ], [ -77.095849, 38.929257 ], [ -77.095909, 38.929288 ], [ -77.095947, 38.929309 ], [ -77.096094, 38.929397 ], [ -77.096166, 38.929443 ], [ -77.096236, 38.92949 ], [ -77.096266, 38.929516 ], [ -77.096294, 38.929544 ], [ -77.09632, 38.929572 ], [ -77.096343, 38.929602 ], [ -77.096369, 38.92964 ], [ -77.096384, 38.929664 ], [ -77.0964, 38.929696 ], [ -77.096414, 38.92973 ], [ -77.096426, 38.929763 ], [ -77.096434, 38.929797 ], [ -77.096437, 38.929849 ], [ -77.096437, 38.929875 ], [ -77.096432, 38.929926 ], [ -77.096422, 38.929977 ], [ -77.096407, 38.930027 ], [ -77.096398, 38.930052 ], [ -77.096369, 38.930148 ], [ -77.096353, 38.930195 ], [ -77.096315, 38.93029 ], [ -77.096272, 38.930382 ], [ -77.096248, 38.930428 ], [ -77.096184, 38.93054 ], [ -77.096153, 38.930582 ], [ -77.096136, 38.930603 ], [ -77.096118, 38.930623 ], [ -77.096078, 38.93066 ], [ -77.096033, 38.930694 ], [ -77.095657, 38.930934 ], [ -77.095637, 38.930946 ], [ -77.0956, 38.930974 ], [ -77.095568, 38.931005 ], [ -77.095554, 38.931022 ], [ -77.095542, 38.931039 ], [ -77.095521, 38.931075 ], [ -77.095513, 38.931094 ], [ -77.095319, 38.931489 ], [ -77.095306, 38.931507 ], [ -77.095292, 38.931524 ], [ -77.095275, 38.93154 ], [ -77.095257, 38.931554 ], [ -77.095237, 38.931568 ], [ -77.095055, 38.931706 ], [ -77.095028, 38.931721 ], [ -77.095, 38.931734 ], [ -77.094969, 38.931745 ], [ -77.094326, 38.931952 ], [ -77.094284, 38.931968 ], [ -77.094204, 38.932003 ], [ -77.094126, 38.932043 ], [ -77.093571, 38.932348 ], [ -77.093321, 38.932491 ], [ -77.09325, 38.932603 ], [ -77.093205, 38.932617 ], [ -77.093158, 38.932629 ], [ -77.093112, 38.932642 ], [ -77.09302, 38.932672 ], [ -77.092238, 38.932876 ], [ -77.091865, 38.932968 ], [ -77.091517, 38.933062 ], [ -77.091328, 38.93311 ], [ -77.09122, 38.933141 ], [ -77.091163, 38.933161 ], [ -77.091069, 38.933197 ], [ -77.091064, 38.933054 ], [ -77.091064, 38.932854 ], [ -77.091062, 38.932485 ], [ -77.091063, 38.932415 ], [ -77.091065, 38.932341 ], [ -77.091066, 38.932061 ], [ -77.091064, 38.931669 ], [ -77.091065, 38.931347 ], [ -77.091066, 38.931278 ], [ -77.091065, 38.930392 ], [ -77.091061, 38.930336 ], [ -77.091054, 38.930275 ], [ -77.091051, 38.930253 ], [ -77.091041, 38.930198 ], [ -77.091035, 38.930171 ], [ -77.090986, 38.929923 ], [ -77.090949, 38.929755 ], [ -77.090928, 38.929671 ], [ -77.090922, 38.929644 ], [ -77.090896, 38.929545 ], [ -77.090816, 38.929262 ], [ -77.090776, 38.929112 ], [ -77.090757, 38.929044 ], [ -77.090742, 38.928986 ], [ -77.090709, 38.928868 ], [ -77.090658, 38.928681 ], [ -77.090651, 38.928659 ], [ -77.090645, 38.928636 ], [ -77.090617, 38.928545 ], [ -77.090609, 38.928523 ], [ -77.090602, 38.9285 ], [ -77.090594, 38.928478 ], [ -77.090587, 38.928455 ], [ -77.090578, 38.928431 ], [ -77.090546, 38.928333 ], [ -77.090537, 38.928309 ], [ -77.090521, 38.92826 ], [ -77.090504, 38.928212 ], [ -77.090446, 38.928056 ], [ -77.090381, 38.927885 ], [ -77.090284, 38.927614 ], [ -77.090267, 38.92757 ], [ -77.090254, 38.927529 ], [ -77.090246, 38.927502 ], [ -77.090241, 38.927479 ], [ -77.090235, 38.927457 ], [ -77.090226, 38.927411 ], [ -77.090223, 38.927388 ], [ -77.090208, 38.927296 ], [ -77.090192, 38.927159 ], [ -77.090114, 38.92655 ], [ -77.090041, 38.925955 ], [ -77.089948, 38.925176 ], [ -77.089937, 38.925102 ], [ -77.089903, 38.924837 ], [ -77.089838, 38.924299 ], [ -77.089811, 38.924063 ], [ -77.089786, 38.923831 ], [ -77.089755, 38.923599 ], [ -77.089714, 38.923259 ], [ -77.089706, 38.923208 ], [ -77.089692, 38.923131 ], [ -77.089619, 38.922801 ], [ -77.089587, 38.922666 ], [ -77.089562, 38.922575 ], [ -77.089526, 38.922439 ], [ -77.089431, 38.922063 ], [ -77.089371, 38.921817 ], [ -77.089337, 38.921674 ], [ -77.089324, 38.921627 ], [ -77.089296, 38.921532 ], [ -77.089266, 38.921438 ], [ -77.089233, 38.921344 ], [ -77.089137, 38.921102 ], [ -77.089038, 38.920861 ], [ -77.08882, 38.92035 ], [ -77.088808, 38.92032 ], [ -77.088797, 38.920289 ], [ -77.088764, 38.920164 ], [ -77.088749, 38.920036 ], [ -77.088741, 38.919748 ], [ -77.088741, 38.919394 ], [ -77.088744, 38.919258 ], [ -77.088746, 38.919166 ], [ -77.08885, 38.919175 ], [ -77.089029, 38.919178 ], [ -77.089751, 38.919174 ], [ -77.090111, 38.919174 ], [ -77.090404, 38.919175 ], [ -77.090743, 38.919172 ], [ -77.09143, 38.919174 ], [ -77.091745, 38.919173 ], [ -77.091957, 38.919173 ], [ -77.092184, 38.919174 ], [ -77.092284, 38.919174 ], [ -77.092517, 38.919176 ], [ -77.093686, 38.919176 ], [ -77.09408, 38.919179 ], [ -77.094208, 38.919181 ], [ -77.094235, 38.91918 ], [ -77.094344, 38.91918 ], [ -77.094557, 38.919178 ], [ -77.094761, 38.919175 ], [ -77.095198, 38.919175 ], [ -77.095566, 38.919178 ], [ -77.096246, 38.919175 ], [ -77.096667, 38.919175 ], [ -77.096769, 38.919177 ], [ -77.096907, 38.919179 ], [ -77.097339, 38.91918 ], [ -77.097804, 38.91918 ], [ -77.098497, 38.919183 ], [ -77.098499, 38.919301 ], [ -77.098506, 38.919986 ], [ -77.098508, 38.920183 ], [ -77.098508, 38.920249 ], [ -77.098518, 38.920503 ], [ -77.098522, 38.920843 ], [ -77.098525, 38.920871 ], [ -77.098525, 38.920942 ], [ -77.098528, 38.920973 ], [ -77.098534, 38.921006 ], [ -77.098536, 38.921037 ], [ -77.098557, 38.9211 ], [ -77.09857, 38.921131 ], [ -77.098579, 38.921149 ], [ -77.0986, 38.921191 ], [ -77.098635, 38.921249 ], [ -77.098654, 38.921277 ], [ -77.098697, 38.921331 ], [ -77.09872, 38.921358 ], [ -77.098843, 38.921486 ], [ -77.098925, 38.921566 ], [ -77.099347, 38.921988 ], [ -77.099388, 38.92203 ], [ -77.099429, 38.92207 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006802", "BLKGRPCE": "2", "GEOID": "110010068022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 175385.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8820333", "INTPTLON": "-076.9815752", "mobility_total": "1452", "mobility_same_house": "1215", "mobility_different_house": "220", "mobility_different_house_same_metro": "175", "mobility_different_house_different_metro": "45", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.983657, 38.879697 ], [ -76.983655, 38.879776 ], [ -76.983653, 38.880038 ], [ -76.983649, 38.880364 ], [ -76.983656, 38.881079 ], [ -76.983652, 38.881265 ], [ -76.983651, 38.881343 ], [ -76.983654, 38.88164 ], [ -76.983654, 38.881866 ], [ -76.983654, 38.882689 ], [ -76.983653, 38.882752 ], [ -76.983653, 38.882835 ], [ -76.983652, 38.88293 ], [ -76.983655, 38.883466 ], [ -76.983653, 38.883634 ], [ -76.983656, 38.884014 ], [ -76.983658, 38.884101 ], [ -76.983332, 38.884102 ], [ -76.982226, 38.884103 ], [ -76.981631, 38.884102 ], [ -76.981173, 38.884099 ], [ -76.980766, 38.8841 ], [ -76.980661, 38.884099 ], [ -76.978997, 38.884101 ], [ -76.978498, 38.884099 ], [ -76.977956, 38.884099 ], [ -76.977365, 38.884101 ], [ -76.977263, 38.884102 ], [ -76.977261, 38.883676 ], [ -76.977368, 38.883637 ], [ -76.978295, 38.883261 ], [ -76.978999, 38.882973 ], [ -76.979338, 38.882835 ], [ -76.980052, 38.882545 ], [ -76.980331, 38.882436 ], [ -76.980633, 38.882309 ], [ -76.98076, 38.882259 ], [ -76.980753, 38.881893 ], [ -76.980753, 38.881264 ], [ -76.980754, 38.881182 ], [ -76.980755, 38.880618 ], [ -76.980754, 38.880286 ], [ -76.980755, 38.879774 ], [ -76.980758, 38.879363 ], [ -76.980755, 38.879284 ], [ -76.980754, 38.879241 ], [ -76.980793, 38.879241 ], [ -76.980833, 38.879239 ], [ -76.980872, 38.879236 ], [ -76.980937, 38.879228 ], [ -76.980995, 38.879219 ], [ -76.981052, 38.879207 ], [ -76.981108, 38.879192 ], [ -76.981168, 38.879173 ], [ -76.98122, 38.879162 ], [ -76.981274, 38.879152 ], [ -76.981324, 38.879141 ], [ -76.981374, 38.879125 ], [ -76.981404, 38.879109 ], [ -76.981431, 38.879089 ], [ -76.981465, 38.879051 ], [ -76.981481, 38.879019 ], [ -76.981502, 38.878972 ], [ -76.981525, 38.878927 ], [ -76.981576, 38.878837 ], [ -76.981973, 38.878954 ], [ -76.982137, 38.879028 ], [ -76.983663, 38.879565 ], [ -76.983657, 38.879697 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007401", "BLKGRPCE": "2", "GEOID": "110010074012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 172041.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8574893", "INTPTLON": "-076.9953419", "mobility_total": "1035", "mobility_same_house": "837", "mobility_different_house": "198", "mobility_different_house_same_metro": "198", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.998137, 38.858144 ], [ -76.998052, 38.858225 ], [ -76.997978, 38.858297 ], [ -76.997752, 38.858514 ], [ -76.997333, 38.858935 ], [ -76.997129, 38.859135 ], [ -76.996786, 38.859488 ], [ -76.996722, 38.859542 ], [ -76.996477, 38.859781 ], [ -76.99635, 38.859906 ], [ -76.996283, 38.859976 ], [ -76.996125, 38.859878 ], [ -76.995888, 38.859729 ], [ -76.995767, 38.859653 ], [ -76.995289, 38.859359 ], [ -76.99519, 38.859303 ], [ -76.994395, 38.860546 ], [ -76.994327, 38.860654 ], [ -76.994179, 38.860501 ], [ -76.994029, 38.860296 ], [ -76.993867, 38.860022 ], [ -76.993761, 38.859779 ], [ -76.993649, 38.859443 ], [ -76.9936, 38.859163 ], [ -76.993581, 38.858951 ], [ -76.9936, 38.85848 ], [ -76.993631, 38.857706 ], [ -76.993643, 38.857189 ], [ -76.993649, 38.856709 ], [ -76.993662, 38.855912 ], [ -76.993631, 38.855738 ], [ -76.99355, 38.85547 ], [ -76.993438, 38.855209 ], [ -76.993263, 38.854898 ], [ -76.993095, 38.854655 ], [ -76.992852, 38.854399 ], [ -76.99261, 38.854169 ], [ -76.992354, 38.853988 ], [ -76.992074, 38.853814 ], [ -76.992309, 38.853669 ], [ -76.992478, 38.853564 ], [ -76.996075, 38.856067 ], [ -76.998763, 38.857518 ], [ -76.998137, 38.858144 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001600", "BLKGRPCE": "2", "GEOID": "110010016002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 193480.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9800242", "INTPTLON": "-077.0286707", "mobility_total": "501", "mobility_same_house": "457", "mobility_different_house": "44", "mobility_different_house_same_metro": "39", "mobility_different_house_different_metro": "5", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.032967, 38.978024 ], [ -77.032506, 38.978465 ], [ -77.03227, 38.978689 ], [ -77.031527, 38.979393 ], [ -77.031439, 38.979477 ], [ -77.031175, 38.979725 ], [ -77.030887, 38.980002 ], [ -77.030491, 38.98038 ], [ -77.030408, 38.98046 ], [ -77.029984, 38.980861 ], [ -77.029811, 38.981024 ], [ -77.029633, 38.981252 ], [ -77.029477, 38.981341 ], [ -77.028825, 38.981961 ], [ -77.027959, 38.982781 ], [ -77.027418, 38.983296 ], [ -77.027076, 38.98361 ], [ -77.026946, 38.983719 ], [ -77.026914, 38.983752 ], [ -77.02688, 38.983823 ], [ -77.026787, 38.983946 ], [ -77.026708, 38.984039 ], [ -77.026671, 38.984165 ], [ -77.026596, 38.984512 ], [ -77.026579, 38.983832 ], [ -77.026573, 38.983679 ], [ -77.026558, 38.982798 ], [ -77.026556, 38.982725 ], [ -77.026544, 38.98205 ], [ -77.026526, 38.981443 ], [ -77.02649, 38.980356 ], [ -77.026479, 38.979985 ], [ -77.026459, 38.979391 ], [ -77.026426, 38.978341 ], [ -77.026426, 38.978303 ], [ -77.026425, 38.978232 ], [ -77.026426, 38.978134 ], [ -77.026429, 38.978052 ], [ -77.026433, 38.977982 ], [ -77.027873, 38.977984 ], [ -77.027962, 38.977983 ], [ -77.028637, 38.977983 ], [ -77.029681, 38.977986 ], [ -77.029783, 38.977985 ], [ -77.030133, 38.977985 ], [ -77.03107, 38.977989 ], [ -77.031844, 38.977988 ], [ -77.032044, 38.977987 ], [ -77.032513, 38.977988 ], [ -77.03283, 38.977987 ], [ -77.032859, 38.977989 ], [ -77.032888, 38.977994 ], [ -77.032916, 38.978002 ], [ -77.032943, 38.978012 ], [ -77.032967, 38.978024 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002101", "BLKGRPCE": "4", "GEOID": "110010021014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 118807.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9535792", "INTPTLON": "-077.0257829", "mobility_total": "887", "mobility_same_house": "870", "mobility_different_house": "17", "mobility_different_house_same_metro": "17", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.027881, 38.955148 ], [ -77.027712, 38.95515 ], [ -77.027452, 38.955159 ], [ -77.02713, 38.955166 ], [ -77.026908, 38.955173 ], [ -77.026785, 38.955176 ], [ -77.026651, 38.955181 ], [ -77.026627, 38.955181 ], [ -77.026123, 38.955194 ], [ -77.025705, 38.955206 ], [ -77.025606, 38.955208 ], [ -77.024081, 38.955254 ], [ -77.023984, 38.955256 ], [ -77.02398, 38.955176 ], [ -77.023967, 38.954856 ], [ -77.023954, 38.954588 ], [ -77.023932, 38.954188 ], [ -77.023927, 38.9541 ], [ -77.023903, 38.953482 ], [ -77.023877, 38.953011 ], [ -77.023872, 38.952923 ], [ -77.023854, 38.952442 ], [ -77.023829, 38.951966 ], [ -77.02393, 38.951963 ], [ -77.024003, 38.951962 ], [ -77.024621, 38.951944 ], [ -77.024763, 38.951939 ], [ -77.024921, 38.951932 ], [ -77.025306, 38.951924 ], [ -77.025551, 38.951917 ], [ -77.026221, 38.951898 ], [ -77.027268, 38.951867 ], [ -77.027429, 38.951868 ], [ -77.027558, 38.9528 ], [ -77.02756, 38.95282 ], [ -77.027572, 38.952906 ], [ -77.027723, 38.953997 ], [ -77.027734, 38.954082 ], [ -77.027791, 38.954501 ], [ -77.027828, 38.954756 ], [ -77.027865, 38.955043 ], [ -77.027881, 38.955148 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008301", "BLKGRPCE": "2", "GEOID": "110010083012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 164049.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8955587", "INTPTLON": "-077.0006497", "mobility_total": "1350", "mobility_same_house": "987", "mobility_different_house": "356", "mobility_different_house_same_metro": "178", "mobility_different_house_different_metro": "178", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "7" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.00351, 38.895345 ], [ -77.003509, 38.895391 ], [ -77.00351, 38.895641 ], [ -77.00351, 38.896118 ], [ -77.003509, 38.896801 ], [ -77.003509, 38.897337 ], [ -77.003397, 38.897333 ], [ -77.003143, 38.897337 ], [ -77.003079, 38.897337 ], [ -77.003016, 38.897338 ], [ -77.002825, 38.897338 ], [ -77.002038, 38.897335 ], [ -77.000571, 38.897335 ], [ -76.99951, 38.897334 ], [ -76.998886, 38.897334 ], [ -76.998448, 38.897332 ], [ -76.998446, 38.897237 ], [ -76.998445, 38.896722 ], [ -76.998444, 38.896116 ], [ -76.998445, 38.895561 ], [ -76.998446, 38.895457 ], [ -76.998449, 38.894787 ], [ -76.998449, 38.894731 ], [ -76.998455, 38.894185 ], [ -76.998455, 38.894093 ], [ -76.998454, 38.894046 ], [ -76.998454, 38.893965 ], [ -76.998453, 38.89377 ], [ -76.998453, 38.893685 ], [ -76.998452, 38.893646 ], [ -76.998452, 38.893586 ], [ -76.998451, 38.893343 ], [ -76.99845, 38.893176 ], [ -76.99845, 38.893082 ], [ -76.998927, 38.893083 ], [ -76.999512, 38.893085 ], [ -76.999579, 38.893086 ], [ -77.000123, 38.893087 ], [ -77.00021, 38.893086 ], [ -77.000334, 38.893087 ], [ -77.000573, 38.893088 ], [ -77.000577, 38.893404 ], [ -77.000578, 38.893499 ], [ -77.000578, 38.893584 ], [ -77.000578, 38.893865 ], [ -77.000577, 38.893917 ], [ -77.000577, 38.894073 ], [ -77.00062, 38.894077 ], [ -77.000704, 38.89409 ], [ -77.000745, 38.894098 ], [ -77.000785, 38.894107 ], [ -77.000824, 38.894117 ], [ -77.000863, 38.894129 ], [ -77.000901, 38.894142 ], [ -77.001384, 38.89434 ], [ -77.002036, 38.894606 ], [ -77.002133, 38.894645 ], [ -77.002305, 38.894716 ], [ -77.002461, 38.894779 ], [ -77.002669, 38.894864 ], [ -77.00275, 38.894898 ], [ -77.003306, 38.895124 ], [ -77.00351, 38.895207 ], [ -77.00351, 38.895345 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009000", "BLKGRPCE": "2", "GEOID": "110010090002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 245137.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9269253", "INTPTLON": "-076.9606645", "mobility_total": "1479", "mobility_same_house": "1343", "mobility_different_house": "136", "mobility_different_house_same_metro": "125", "mobility_different_house_different_metro": "11", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.965161, 38.92526 ], [ -76.964932, 38.92543 ], [ -76.964814, 38.925554 ], [ -76.964506, 38.925795 ], [ -76.964184, 38.926052 ], [ -76.964119, 38.926093 ], [ -76.964084, 38.926134 ], [ -76.962843, 38.927147 ], [ -76.962649, 38.92728 ], [ -76.96179, 38.928015 ], [ -76.961576, 38.928186 ], [ -76.961486, 38.928267 ], [ -76.95961, 38.929556 ], [ -76.958672, 38.930172 ], [ -76.958411, 38.930339 ], [ -76.957756, 38.930749 ], [ -76.95768, 38.930673 ], [ -76.956142, 38.929404 ], [ -76.956057, 38.929216 ], [ -76.956057, 38.929192 ], [ -76.956067, 38.929157 ], [ -76.956082, 38.929127 ], [ -76.956093, 38.929112 ], [ -76.956107, 38.929095 ], [ -76.956194, 38.929026 ], [ -76.95623, 38.928994 ], [ -76.956304, 38.928924 ], [ -76.956706, 38.928609 ], [ -76.956778, 38.928554 ], [ -76.956872, 38.928487 ], [ -76.956976, 38.92842 ], [ -76.957019, 38.928388 ], [ -76.957072, 38.928357 ], [ -76.95712, 38.928333 ], [ -76.957208, 38.928286 ], [ -76.95725, 38.928266 ], [ -76.957319, 38.928235 ], [ -76.957408, 38.928211 ], [ -76.957431, 38.928207 ], [ -76.957476, 38.928202 ], [ -76.957522, 38.928195 ], [ -76.95757, 38.928189 ], [ -76.957843, 38.928169 ], [ -76.957976, 38.928157 ], [ -76.958037, 38.928148 ], [ -76.958309, 38.928081 ], [ -76.958504, 38.927968 ], [ -76.958667, 38.927792 ], [ -76.958861, 38.927473 ], [ -76.958896, 38.927413 ], [ -76.958954, 38.927325 ], [ -76.959308, 38.92663 ], [ -76.959541, 38.926046 ], [ -76.959672, 38.925593 ], [ -76.95976, 38.925197 ], [ -76.95976, 38.924978 ], [ -76.959679, 38.924657 ], [ -76.959517, 38.924363 ], [ -76.959779, 38.924265 ], [ -76.959819, 38.924252 ], [ -76.959861, 38.924241 ], [ -76.959903, 38.924233 ], [ -76.95998, 38.92422 ], [ -76.960065, 38.92421 ], [ -76.96014, 38.924206 ], [ -76.960239, 38.924206 ], [ -76.960443, 38.924205 ], [ -76.960963, 38.924197 ], [ -76.961309, 38.924192 ], [ -76.96151, 38.92419 ], [ -76.961556, 38.92419 ], [ -76.96158, 38.924189 ], [ -76.961673, 38.924181 ], [ -76.961697, 38.924178 ], [ -76.961772, 38.924165 ], [ -76.961843, 38.924143 ], [ -76.961889, 38.924127 ], [ -76.961917, 38.924116 ], [ -76.961971, 38.924093 ], [ -76.962048, 38.924052 ], [ -76.962113, 38.924008 ], [ -76.962143, 38.923985 ], [ -76.962173, 38.92396 ], [ -76.962533, 38.923637 ], [ -76.96267, 38.923506 ], [ -76.962766, 38.923578 ], [ -76.962985, 38.923728 ], [ -76.96304, 38.923769 ], [ -76.963424, 38.924005 ], [ -76.963538, 38.92408 ], [ -76.963655, 38.924154 ], [ -76.964558, 38.924837 ], [ -76.965044, 38.92517 ], [ -76.965161, 38.92526 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008903", "BLKGRPCE": "2", "GEOID": "110010089032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 80901.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9048103", "INTPTLON": "-076.9741966", "mobility_total": "1268", "mobility_same_house": "1081", "mobility_different_house": "187", "mobility_different_house_same_metro": "187", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.976222, 38.903829 ], [ -76.976219, 38.904366 ], [ -76.976218, 38.904428 ], [ -76.976217, 38.904752 ], [ -76.976214, 38.904968 ], [ -76.976211, 38.905479 ], [ -76.976213, 38.905622 ], [ -76.976214, 38.90571 ], [ -76.976214, 38.905955 ], [ -76.976209, 38.906164 ], [ -76.976208, 38.906282 ], [ -76.975166, 38.90562 ], [ -76.974833, 38.905624 ], [ -76.974173, 38.905623 ], [ -76.973834, 38.905623 ], [ -76.973576, 38.905624 ], [ -76.973196, 38.905621 ], [ -76.972536, 38.90562 ], [ -76.972202, 38.905623 ], [ -76.970778, 38.905624 ], [ -76.970549, 38.905621 ], [ -76.970205, 38.905621 ], [ -76.970218, 38.905559 ], [ -76.970228, 38.90554 ], [ -76.970246, 38.905515 ], [ -76.970269, 38.905492 ], [ -76.970296, 38.905473 ], [ -76.970327, 38.905457 ], [ -76.970584, 38.905349 ], [ -76.97114, 38.905127 ], [ -76.971479, 38.904987 ], [ -76.971858, 38.904829 ], [ -76.972254, 38.904671 ], [ -76.972461, 38.904587 ], [ -76.972663, 38.904505 ], [ -76.973046, 38.904344 ], [ -76.973203, 38.904281 ], [ -76.973257, 38.90426 ], [ -76.973631, 38.90411 ], [ -76.974062, 38.903935 ], [ -76.97417, 38.90389 ], [ -76.974284, 38.903843 ], [ -76.974799, 38.903634 ], [ -76.975188, 38.90348 ], [ -76.975674, 38.903286 ], [ -76.976106, 38.903109 ], [ -76.976216, 38.903068 ], [ -76.97622, 38.903715 ], [ -76.976221, 38.903801 ], [ -76.976222, 38.903829 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009102", "BLKGRPCE": "1", "GEOID": "110010091021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 254842.000000, "AWATER": 453.000000, "INTPTLAT": "+38.9240035", "INTPTLON": "-076.9820718", "mobility_total": "978", "mobility_same_house": "786", "mobility_different_house": "192", "mobility_different_house_same_metro": "175", "mobility_different_house_different_metro": "17", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.985623, 38.92462 ], [ -76.983815, 38.925461 ], [ -76.983231, 38.925713 ], [ -76.982056, 38.926302 ], [ -76.981364, 38.92662 ], [ -76.980732, 38.926926 ], [ -76.980535, 38.927023 ], [ -76.97913, 38.927709 ], [ -76.979097, 38.927651 ], [ -76.979067, 38.927608 ], [ -76.979026, 38.92755 ], [ -76.979001, 38.927481 ], [ -76.978997, 38.927442 ], [ -76.979001, 38.927276 ], [ -76.978992, 38.926794 ], [ -76.978993, 38.926737 ], [ -76.978993, 38.926648 ], [ -76.978995, 38.925578 ], [ -76.978995, 38.925038 ], [ -76.978998, 38.924509 ], [ -76.978999, 38.924424 ], [ -76.978997, 38.924089 ], [ -76.978996, 38.923862 ], [ -76.978997, 38.923438 ], [ -76.978998, 38.923352 ], [ -76.978997, 38.923148 ], [ -76.978998, 38.922913 ], [ -76.978997, 38.92277 ], [ -76.978997, 38.922621 ], [ -76.978996, 38.922596 ], [ -76.978996, 38.922366 ], [ -76.978995, 38.922287 ], [ -76.978995, 38.921291 ], [ -76.978995, 38.920529 ], [ -76.978993, 38.92031 ], [ -76.978994, 38.920228 ], [ -76.978994, 38.920042 ], [ -76.978995, 38.920019 ], [ -76.979006, 38.919894 ], [ -76.979197, 38.920032 ], [ -76.979473, 38.920224 ], [ -76.979576, 38.920296 ], [ -76.979919, 38.92053 ], [ -76.980691, 38.921062 ], [ -76.980859, 38.921094 ], [ -76.980961, 38.921169 ], [ -76.980862, 38.921179 ], [ -76.981463, 38.921591 ], [ -76.982141, 38.922059 ], [ -76.982425, 38.922253 ], [ -76.982741, 38.922472 ], [ -76.98296, 38.922621 ], [ -76.983055, 38.922687 ], [ -76.983138, 38.922744 ], [ -76.98316, 38.92276 ], [ -76.98352, 38.923004 ], [ -76.984455, 38.923648 ], [ -76.984657, 38.923787 ], [ -76.985227, 38.924183 ], [ -76.985267, 38.924208 ], [ -76.985304, 38.924236 ], [ -76.985339, 38.924263 ], [ -76.985371, 38.924291 ], [ -76.985414, 38.924331 ], [ -76.985452, 38.924374 ], [ -76.98548, 38.924403 ], [ -76.985529, 38.924462 ], [ -76.98555, 38.924491 ], [ -76.985595, 38.924566 ], [ -76.985623, 38.92462 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009102", "BLKGRPCE": "2", "GEOID": "110010091022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1431938.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9175767", "INTPTLON": "-076.9909975", "mobility_total": "1953", "mobility_same_house": "1635", "mobility_different_house": "301", "mobility_different_house_same_metro": "267", "mobility_different_house_different_metro": "18", "mobility_different_house_outside_stat_area": "16", "mobility_abroad": "17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.001341, 38.910437 ], [ -77.000986, 38.911198 ], [ -77.000447, 38.912624 ], [ -77.000204, 38.913421 ], [ -76.999385, 38.91541 ], [ -76.99795, 38.918108 ], [ -76.997214, 38.919493 ], [ -76.996573, 38.920629 ], [ -76.996247, 38.921208 ], [ -76.996236, 38.921228 ], [ -76.996193, 38.921328 ], [ -76.995915, 38.921423 ], [ -76.994793, 38.921765 ], [ -76.993886, 38.922046 ], [ -76.992417, 38.922485 ], [ -76.990195, 38.923123 ], [ -76.989936, 38.923205 ], [ -76.988001, 38.923866 ], [ -76.986466, 38.924346 ], [ -76.985623, 38.92462 ], [ -76.985595, 38.924566 ], [ -76.98555, 38.924491 ], [ -76.985529, 38.924462 ], [ -76.98548, 38.924403 ], [ -76.985452, 38.924374 ], [ -76.985414, 38.924331 ], [ -76.985371, 38.924291 ], [ -76.985339, 38.924263 ], [ -76.985304, 38.924236 ], [ -76.985373, 38.92418 ], [ -76.9857, 38.923893 ], [ -76.986525, 38.923162 ], [ -76.986712, 38.922993 ], [ -76.98673, 38.922972 ], [ -76.98674, 38.922948 ], [ -76.986743, 38.922923 ], [ -76.986737, 38.922898 ], [ -76.986724, 38.922874 ], [ -76.986704, 38.922854 ], [ -76.986526, 38.922734 ], [ -76.985941, 38.922327 ], [ -76.985608, 38.922096 ], [ -76.98517, 38.9218 ], [ -76.984787, 38.921534 ], [ -76.984546, 38.921373 ], [ -76.984446, 38.921306 ], [ -76.984422, 38.921288 ], [ -76.984323, 38.92122 ], [ -76.984299, 38.921202 ], [ -76.984225, 38.92115 ], [ -76.983945, 38.920959 ], [ -76.983908, 38.920935 ], [ -76.983873, 38.92091 ], [ -76.983797, 38.920858 ], [ -76.983639, 38.920748 ], [ -76.983588, 38.920714 ], [ -76.983538, 38.920678 ], [ -76.983491, 38.92064 ], [ -76.983446, 38.9206 ], [ -76.983404, 38.920559 ], [ -76.983371, 38.92052 ], [ -76.98334, 38.920479 ], [ -76.983311, 38.920438 ], [ -76.983286, 38.920395 ], [ -76.983263, 38.920351 ], [ -76.983243, 38.920307 ], [ -76.983225, 38.920261 ], [ -76.983211, 38.920216 ], [ -76.9832, 38.920169 ], [ -76.983191, 38.920123 ], [ -76.983187, 38.919985 ], [ -76.983182, 38.919802 ], [ -76.983169, 38.919471 ], [ -76.983159, 38.919265 ], [ -76.983154, 38.91918 ], [ -76.982791, 38.919179 ], [ -76.98205, 38.919179 ], [ -76.981632, 38.919178 ], [ -76.981089, 38.919174 ], [ -76.980797, 38.919175 ], [ -76.980466, 38.919178 ], [ -76.980372, 38.919175 ], [ -76.980325, 38.919175 ], [ -76.980232, 38.919178 ], [ -76.980139, 38.919187 ], [ -76.980047, 38.9192 ], [ -76.980002, 38.919209 ], [ -76.97996, 38.919221 ], [ -76.979877, 38.919249 ], [ -76.979796, 38.919281 ], [ -76.979718, 38.919317 ], [ -76.979644, 38.919357 ], [ -76.979608, 38.919379 ], [ -76.979495, 38.919479 ], [ -76.979381, 38.919578 ], [ -76.979325, 38.919628 ], [ -76.979153, 38.919776 ], [ -76.979096, 38.919826 ], [ -76.979006, 38.919894 ], [ -76.978921, 38.919823 ], [ -76.978866, 38.919769 ], [ -76.978813, 38.919714 ], [ -76.978764, 38.919657 ], [ -76.978718, 38.919598 ], [ -76.978682, 38.919548 ], [ -76.978617, 38.91945 ], [ -76.978593, 38.919408 ], [ -76.978565, 38.919355 ], [ -76.978552, 38.919328 ], [ -76.978529, 38.919273 ], [ -76.978516, 38.919244 ], [ -76.978494, 38.919185 ], [ -76.978466, 38.919095 ], [ -76.978458, 38.919065 ], [ -76.978445, 38.919004 ], [ -76.978379, 38.918607 ], [ -76.978367, 38.918531 ], [ -76.978295, 38.918104 ], [ -76.97827, 38.917957 ], [ -76.978194, 38.917559 ], [ -76.978167, 38.917282 ], [ -76.978537, 38.917272 ], [ -76.97894, 38.917262 ], [ -76.979325, 38.917258 ], [ -76.979734, 38.917258 ], [ -76.980175, 38.917237 ], [ -76.980605, 38.917209 ], [ -76.980806, 38.917184 ], [ -76.981579, 38.916948 ], [ -76.982348, 38.916687 ], [ -76.982637, 38.916575 ], [ -76.985227, 38.915672 ], [ -76.987936, 38.914741 ], [ -76.989157, 38.914325 ], [ -76.990504, 38.913873 ], [ -76.990739, 38.91371 ], [ -76.991045, 38.913602 ], [ -76.991574, 38.913418 ], [ -76.991752, 38.913355 ], [ -76.991889, 38.913308 ], [ -76.991975, 38.913277 ], [ -76.992111, 38.91323 ], [ -76.992379, 38.913129 ], [ -76.992614, 38.913051 ], [ -76.992663, 38.913034 ], [ -76.992766, 38.912997 ], [ -76.992864, 38.912963 ], [ -76.99371, 38.912664 ], [ -76.994506, 38.912384 ], [ -76.994854, 38.912262 ], [ -76.996443, 38.9117 ], [ -76.996872, 38.91155 ], [ -76.997278, 38.911408 ], [ -76.998137, 38.911112 ], [ -76.998318, 38.911054 ], [ -76.998376, 38.911035 ], [ -76.998426, 38.91102 ], [ -76.99852, 38.910988 ], [ -76.999252, 38.910746 ], [ -77.000075, 38.910461 ], [ -77.000377, 38.910445 ], [ -77.000509, 38.910412 ], [ -77.001354, 38.910114 ], [ -77.001341, 38.910437 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009201", "BLKGRPCE": "1", "GEOID": "110010092011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 640834.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9287750", "INTPTLON": "-076.9989367", "mobility_total": "1856", "mobility_same_house": "1396", "mobility_different_house": "436", "mobility_different_house_same_metro": "218", "mobility_different_house_different_metro": "198", "mobility_different_house_outside_stat_area": "17", "mobility_abroad": "24" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.006264, 38.927016 ], [ -77.006179, 38.927039 ], [ -77.006152, 38.927047 ], [ -77.006091, 38.92707 ], [ -77.006013, 38.927106 ], [ -77.005976, 38.927126 ], [ -77.005934, 38.927151 ], [ -77.00589, 38.927181 ], [ -77.005847, 38.927213 ], [ -77.005789, 38.927264 ], [ -77.005753, 38.927301 ], [ -77.005377, 38.92775 ], [ -77.005361, 38.927768 ], [ -77.005251, 38.927899 ], [ -77.00502, 38.928172 ], [ -77.004919, 38.928293 ], [ -77.004886, 38.928334 ], [ -77.004852, 38.928374 ], [ -77.004283, 38.929047 ], [ -77.004258, 38.929078 ], [ -77.004052, 38.929319 ], [ -77.003969, 38.929406 ], [ -77.003883, 38.92949 ], [ -77.003793, 38.929573 ], [ -77.003669, 38.92968 ], [ -77.003554, 38.929772 ], [ -77.003495, 38.929817 ], [ -77.00335, 38.929922 ], [ -77.003262, 38.92998 ], [ -77.003172, 38.930037 ], [ -77.003045, 38.930112 ], [ -77.002797, 38.930251 ], [ -77.002654, 38.930328 ], [ -77.002448, 38.93044 ], [ -77.002208, 38.930571 ], [ -77.002091, 38.930634 ], [ -77.001922, 38.930725 ], [ -77.001453, 38.930979 ], [ -77.001219, 38.931103 ], [ -77.001127, 38.931151 ], [ -77.000982, 38.931215 ], [ -77.000703, 38.931337 ], [ -77.000559, 38.931394 ], [ -77.00006, 38.931592 ], [ -76.999141, 38.931961 ], [ -76.998701, 38.932136 ], [ -76.998539, 38.932202 ], [ -76.998272, 38.93231 ], [ -76.998018, 38.932412 ], [ -76.997788, 38.932505 ], [ -76.997556, 38.932599 ], [ -76.997219, 38.932734 ], [ -76.996777, 38.932913 ], [ -76.996439, 38.933054 ], [ -76.996184, 38.93316 ], [ -76.996073, 38.933206 ], [ -76.995791, 38.933319 ], [ -76.995423, 38.933468 ], [ -76.99536, 38.933492 ], [ -76.995323, 38.933507 ], [ -76.995287, 38.933523 ], [ -76.99525, 38.933538 ], [ -76.995176, 38.933571 ], [ -76.995062, 38.933625 ], [ -76.994948, 38.933682 ], [ -76.99478, 38.933778 ], [ -76.994713, 38.93382 ], [ -76.994672, 38.933847 ], [ -76.994619, 38.933882 ], [ -76.994517, 38.933955 ], [ -76.994434, 38.934019 ], [ -76.994439, 38.933911 ], [ -76.99432, 38.93337 ], [ -76.994294, 38.933248 ], [ -76.994334, 38.932376 ], [ -76.993994, 38.93147 ], [ -76.994074, 38.927441 ], [ -76.99465, 38.925582 ], [ -76.994966, 38.925582 ], [ -76.995484, 38.925581 ], [ -76.996173, 38.925582 ], [ -76.996279, 38.925581 ], [ -76.996609, 38.92558 ], [ -76.997169, 38.925583 ], [ -76.997824, 38.925581 ], [ -76.998445, 38.925585 ], [ -76.998804, 38.925586 ], [ -76.999503, 38.925586 ], [ -77.00013, 38.925585 ], [ -77.000146, 38.925585 ], [ -77.000431, 38.925588 ], [ -77.00057, 38.925591 ], [ -77.0007, 38.925594 ], [ -77.00134, 38.925594 ], [ -77.00166, 38.925593 ], [ -77.00199, 38.925594 ], [ -77.002444, 38.925594 ], [ -77.002656, 38.925594 ], [ -77.003061, 38.925596 ], [ -77.003125, 38.925598 ], [ -77.00324, 38.925604 ], [ -77.003397, 38.925617 ], [ -77.003507, 38.92563 ], [ -77.003629, 38.925647 ], [ -77.003798, 38.925676 ], [ -77.003924, 38.925703 ], [ -77.004043, 38.925731 ], [ -77.004194, 38.925772 ], [ -77.004269, 38.925795 ], [ -77.00438, 38.925832 ], [ -77.004455, 38.925856 ], [ -77.004603, 38.925906 ], [ -77.004678, 38.92593 ], [ -77.004715, 38.925943 ], [ -77.004881, 38.925997 ], [ -77.005089, 38.926067 ], [ -77.005362, 38.926156 ], [ -77.005447, 38.926185 ], [ -77.005476, 38.926194 ], [ -77.005588, 38.926235 ], [ -77.005615, 38.926246 ], [ -77.005662, 38.926268 ], [ -77.005696, 38.926285 ], [ -77.00573, 38.926304 ], [ -77.005759, 38.92632 ], [ -77.005787, 38.926338 ], [ -77.005847, 38.926379 ], [ -77.005908, 38.926427 ], [ -77.005964, 38.926479 ], [ -77.00599, 38.926506 ], [ -77.006056, 38.926584 ], [ -77.006116, 38.926669 ], [ -77.006208, 38.926799 ], [ -77.006256, 38.926899 ], [ -77.006293, 38.92701 ], [ -77.006264, 38.927016 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009203", "BLKGRPCE": "1", "GEOID": "110010092031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 361428.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9229407", "INTPTLON": "-077.0066103", "mobility_total": "1146", "mobility_same_house": "1013", "mobility_different_house": "81", "mobility_different_house_same_metro": "81", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "52" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.008998, 38.919178 ], [ -77.008994, 38.920229 ], [ -77.00898, 38.920967 ], [ -77.008975, 38.921306 ], [ -77.008971, 38.922373 ], [ -77.008966, 38.922595 ], [ -77.008963, 38.923446 ], [ -77.00897, 38.924438 ], [ -77.008971, 38.924515 ], [ -77.008969, 38.925038 ], [ -77.008967, 38.925131 ], [ -77.008965, 38.925838 ], [ -77.008939, 38.926678 ], [ -77.008406, 38.926736 ], [ -77.008111, 38.926768 ], [ -77.007969, 38.926785 ], [ -77.007902, 38.926793 ], [ -77.007315, 38.926871 ], [ -77.006898, 38.926924 ], [ -77.006566, 38.926969 ], [ -77.00637, 38.926995 ], [ -77.006293, 38.92701 ], [ -77.006256, 38.926899 ], [ -77.006208, 38.926799 ], [ -77.006116, 38.926669 ], [ -77.006056, 38.926584 ], [ -77.00599, 38.926506 ], [ -77.005964, 38.926479 ], [ -77.005908, 38.926427 ], [ -77.005847, 38.926379 ], [ -77.005787, 38.926338 ], [ -77.005759, 38.92632 ], [ -77.00573, 38.926304 ], [ -77.005696, 38.926285 ], [ -77.005662, 38.926268 ], [ -77.005615, 38.926246 ], [ -77.005588, 38.926235 ], [ -77.005476, 38.926194 ], [ -77.005447, 38.926185 ], [ -77.005362, 38.926156 ], [ -77.005089, 38.926067 ], [ -77.004881, 38.925997 ], [ -77.004715, 38.925943 ], [ -77.004678, 38.92593 ], [ -77.004603, 38.925906 ], [ -77.004455, 38.925856 ], [ -77.00438, 38.925832 ], [ -77.004269, 38.925795 ], [ -77.004194, 38.925772 ], [ -77.004043, 38.925731 ], [ -77.003924, 38.925703 ], [ -77.003798, 38.925676 ], [ -77.003629, 38.925647 ], [ -77.003507, 38.92563 ], [ -77.003397, 38.925617 ], [ -77.00324, 38.925604 ], [ -77.003125, 38.925598 ], [ -77.003061, 38.925596 ], [ -77.002656, 38.925594 ], [ -77.002444, 38.925594 ], [ -77.002678, 38.925461 ], [ -77.002865, 38.925361 ], [ -77.002886, 38.925349 ], [ -77.002915, 38.925329 ], [ -77.002942, 38.925307 ], [ -77.002965, 38.925283 ], [ -77.002993, 38.925243 ], [ -77.003055, 38.925035 ], [ -77.003151, 38.92472 ], [ -77.003249, 38.924413 ], [ -77.003372, 38.924017 ], [ -77.003556, 38.923429 ], [ -77.003662, 38.923099 ], [ -77.003882, 38.922394 ], [ -77.004192, 38.921402 ], [ -77.00422, 38.921309 ], [ -77.004284, 38.921121 ], [ -77.004304, 38.92108 ], [ -77.004328, 38.92104 ], [ -77.004356, 38.921002 ], [ -77.004389, 38.920966 ], [ -77.004425, 38.920933 ], [ -77.004465, 38.920902 ], [ -77.004585, 38.920833 ], [ -77.004646, 38.9208 ], [ -77.004974, 38.920617 ], [ -77.005218, 38.920487 ], [ -77.005589, 38.920282 ], [ -77.006102, 38.920006 ], [ -77.006324, 38.91988 ], [ -77.006366, 38.919847 ], [ -77.006384, 38.91983 ], [ -77.006404, 38.919811 ], [ -77.006436, 38.919772 ], [ -77.006464, 38.91973 ], [ -77.006486, 38.919687 ], [ -77.006503, 38.919642 ], [ -77.006567, 38.919431 ], [ -77.006676, 38.919045 ], [ -77.006783, 38.918678 ], [ -77.006867, 38.918385 ], [ -77.006927, 38.918182 ], [ -77.006948, 38.918108 ], [ -77.008907, 38.918107 ], [ -77.009002, 38.918106 ], [ -77.008998, 38.919178 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009203", "BLKGRPCE": "2", "GEOID": "110010092032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 219661.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9203821", "INTPTLON": "-077.0036617", "mobility_total": "1528", "mobility_same_house": "1293", "mobility_different_house": "235", "mobility_different_house_same_metro": "146", "mobility_different_house_different_metro": "89", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009002, 38.918106 ], [ -77.008907, 38.918107 ], [ -77.006948, 38.918108 ], [ -77.006927, 38.918182 ], [ -77.006867, 38.918385 ], [ -77.006783, 38.918678 ], [ -77.006676, 38.919045 ], [ -77.006567, 38.919431 ], [ -77.006503, 38.919642 ], [ -77.006486, 38.919687 ], [ -77.006464, 38.91973 ], [ -77.006436, 38.919772 ], [ -77.006404, 38.919811 ], [ -77.006384, 38.91983 ], [ -77.006366, 38.919847 ], [ -77.006324, 38.91988 ], [ -77.006102, 38.920006 ], [ -77.005589, 38.920282 ], [ -77.005218, 38.920487 ], [ -77.004974, 38.920617 ], [ -77.004646, 38.9208 ], [ -77.004585, 38.920833 ], [ -77.004465, 38.920902 ], [ -77.004425, 38.920933 ], [ -77.004389, 38.920966 ], [ -77.004356, 38.921002 ], [ -77.004328, 38.92104 ], [ -77.004304, 38.92108 ], [ -77.004284, 38.921121 ], [ -77.00422, 38.921309 ], [ -77.004192, 38.921402 ], [ -77.003882, 38.922394 ], [ -77.003662, 38.923099 ], [ -77.003556, 38.923429 ], [ -77.003302, 38.923436 ], [ -77.00252, 38.923439 ], [ -77.002034, 38.923438 ], [ -77.001518, 38.923437 ], [ -77.000952, 38.92344 ], [ -77.000706, 38.92344 ], [ -77.00057, 38.923439 ], [ -77.000569, 38.92336 ], [ -77.000569, 38.922985 ], [ -77.000569, 38.92237 ], [ -77.00057, 38.921671 ], [ -77.000569, 38.921295 ], [ -77.000568, 38.92122 ], [ -77.00057, 38.920375 ], [ -77.000571, 38.920228 ], [ -77.000569, 38.919828 ], [ -77.000569, 38.919761 ], [ -77.002031, 38.919244 ], [ -77.003513, 38.918726 ], [ -77.004832, 38.918265 ], [ -77.00511, 38.918168 ], [ -77.005337, 38.918091 ], [ -77.005555, 38.918016 ], [ -77.006077, 38.917834 ], [ -77.006703, 38.917619 ], [ -77.007004, 38.917511 ], [ -77.007134, 38.917467 ], [ -77.008337, 38.917074 ], [ -77.008926, 38.916913 ], [ -77.009, 38.916893 ], [ -77.009002, 38.918106 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009204", "BLKGRPCE": "1", "GEOID": "110010092041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 123467.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9246009", "INTPTLON": "-077.0001244", "mobility_total": "837", "mobility_same_house": "777", "mobility_different_house": "60", "mobility_different_house_same_metro": "22", "mobility_different_house_different_metro": "38", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.003372, 38.924017 ], [ -77.003249, 38.924413 ], [ -77.003151, 38.92472 ], [ -77.003055, 38.925035 ], [ -77.002993, 38.925243 ], [ -77.002965, 38.925283 ], [ -77.002942, 38.925307 ], [ -77.002915, 38.925329 ], [ -77.002886, 38.925349 ], [ -77.002865, 38.925361 ], [ -77.002678, 38.925461 ], [ -77.002444, 38.925594 ], [ -77.00199, 38.925594 ], [ -77.00166, 38.925593 ], [ -77.00134, 38.925594 ], [ -77.0007, 38.925594 ], [ -77.00057, 38.925591 ], [ -77.000431, 38.925588 ], [ -77.000146, 38.925585 ], [ -77.00013, 38.925585 ], [ -76.999503, 38.925586 ], [ -76.998804, 38.925586 ], [ -76.998445, 38.925585 ], [ -76.997824, 38.925581 ], [ -76.997169, 38.925583 ], [ -76.996609, 38.92558 ], [ -76.996279, 38.925581 ], [ -76.996173, 38.925582 ], [ -76.995484, 38.925581 ], [ -76.994966, 38.925582 ], [ -76.994972, 38.925498 ], [ -76.994978, 38.925477 ], [ -76.994992, 38.925457 ], [ -76.995008, 38.925442 ], [ -76.99503, 38.925432 ], [ -76.995056, 38.925428 ], [ -76.995185, 38.925424 ], [ -76.995461, 38.925419 ], [ -76.995489, 38.925416 ], [ -76.995518, 38.92541 ], [ -76.995544, 38.925402 ], [ -76.995638, 38.925363 ], [ -76.995819, 38.925284 ], [ -76.995854, 38.925266 ], [ -76.995997, 38.925198 ], [ -76.996105, 38.92515 ], [ -76.996214, 38.925105 ], [ -76.99624, 38.925068 ], [ -76.996263, 38.925043 ], [ -76.996288, 38.92502 ], [ -76.996317, 38.924999 ], [ -76.996455, 38.924928 ], [ -76.996875, 38.924729 ], [ -76.997376, 38.92449 ], [ -76.99792, 38.92423 ], [ -76.998431, 38.923987 ], [ -76.998627, 38.923893 ], [ -76.998918, 38.923755 ], [ -76.999014, 38.923708 ], [ -76.999305, 38.923569 ], [ -76.999401, 38.923522 ], [ -76.999568, 38.923442 ], [ -77.000003, 38.923234 ], [ -77.000434, 38.923031 ], [ -77.000569, 38.922985 ], [ -77.000569, 38.92336 ], [ -77.00057, 38.923439 ], [ -77.000706, 38.92344 ], [ -77.000952, 38.92344 ], [ -77.001518, 38.923437 ], [ -77.002034, 38.923438 ], [ -77.00252, 38.923439 ], [ -77.003302, 38.923436 ], [ -77.003556, 38.923429 ], [ -77.003372, 38.924017 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009301", "BLKGRPCE": "1", "GEOID": "110010093011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 229856.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9324943", "INTPTLON": "-076.9819878", "mobility_total": "671", "mobility_same_house": "575", "mobility_different_house": "96", "mobility_different_house_same_metro": "52", "mobility_different_house_different_metro": "44", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.98459, 38.934841 ], [ -76.983624, 38.934886 ], [ -76.983601, 38.934888 ], [ -76.983032, 38.934917 ], [ -76.982872, 38.934927 ], [ -76.981425, 38.934997 ], [ -76.981328, 38.935001 ], [ -76.980814, 38.935028 ], [ -76.979872, 38.935075 ], [ -76.979768, 38.935081 ], [ -76.979723, 38.934513 ], [ -76.979693, 38.934093 ], [ -76.979614, 38.933112 ], [ -76.979608, 38.933024 ], [ -76.97958, 38.932673 ], [ -76.979545, 38.932207 ], [ -76.979538, 38.932124 ], [ -76.979471, 38.931217 ], [ -76.979464, 38.931136 ], [ -76.979458, 38.931047 ], [ -76.979429, 38.930691 ], [ -76.979386, 38.930147 ], [ -76.980238, 38.930103 ], [ -76.980834, 38.930075 ], [ -76.980943, 38.930069 ], [ -76.981044, 38.930063 ], [ -76.981772, 38.930028 ], [ -76.982483, 38.929992 ], [ -76.982578, 38.929988 ], [ -76.983148, 38.929959 ], [ -76.98367, 38.929931 ], [ -76.9842, 38.929907 ], [ -76.98421, 38.930043 ], [ -76.984262, 38.930662 ], [ -76.98428, 38.930895 ], [ -76.984337, 38.931609 ], [ -76.984358, 38.931882 ], [ -76.984363, 38.931958 ], [ -76.984393, 38.932287 ], [ -76.984436, 38.932867 ], [ -76.984445, 38.932987 ], [ -76.984474, 38.933306 ], [ -76.98452, 38.933854 ], [ -76.984554, 38.934288 ], [ -76.98459, 38.934841 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009301", "BLKGRPCE": "3", "GEOID": "110010093013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 296173.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9280673", "INTPTLON": "-076.9836234", "mobility_total": "802", "mobility_same_house": "718", "mobility_different_house": "84", "mobility_different_house_same_metro": "84", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.988444, 38.929694 ], [ -76.987632, 38.929736 ], [ -76.986508, 38.92979 ], [ -76.986129, 38.92981 ], [ -76.986032, 38.929816 ], [ -76.985522, 38.92984 ], [ -76.984473, 38.929895 ], [ -76.9842, 38.929907 ], [ -76.98367, 38.929931 ], [ -76.983148, 38.929959 ], [ -76.982578, 38.929988 ], [ -76.982483, 38.929992 ], [ -76.981772, 38.930028 ], [ -76.981044, 38.930063 ], [ -76.980943, 38.930069 ], [ -76.980834, 38.930075 ], [ -76.980238, 38.930103 ], [ -76.979386, 38.930147 ], [ -76.97938, 38.930068 ], [ -76.979346, 38.929678 ], [ -76.979292, 38.929028 ], [ -76.979285, 38.928951 ], [ -76.979266, 38.928717 ], [ -76.979229, 38.928257 ], [ -76.979223, 38.928167 ], [ -76.979184, 38.927843 ], [ -76.979157, 38.927755 ], [ -76.97913, 38.927709 ], [ -76.980535, 38.927023 ], [ -76.980732, 38.926926 ], [ -76.981364, 38.92662 ], [ -76.982056, 38.926302 ], [ -76.983231, 38.925713 ], [ -76.983815, 38.925461 ], [ -76.985623, 38.92462 ], [ -76.985665, 38.924702 ], [ -76.985686, 38.924749 ], [ -76.985705, 38.924796 ], [ -76.98572, 38.924845 ], [ -76.985732, 38.924894 ], [ -76.985741, 38.924943 ], [ -76.985742, 38.924969 ], [ -76.985749, 38.925069 ], [ -76.98576, 38.925222 ], [ -76.985799, 38.925699 ], [ -76.985879, 38.92668 ], [ -76.985885, 38.926767 ], [ -76.985892, 38.92686 ], [ -76.985923, 38.927237 ], [ -76.985963, 38.927745 ], [ -76.985969, 38.927835 ], [ -76.98614, 38.927826 ], [ -76.986484, 38.927811 ], [ -76.986826, 38.927793 ], [ -76.987266, 38.927771 ], [ -76.987716, 38.927747 ], [ -76.988285, 38.927719 ], [ -76.988299, 38.92791 ], [ -76.988338, 38.928339 ], [ -76.988368, 38.928704 ], [ -76.988387, 38.928947 ], [ -76.988427, 38.92949 ], [ -76.988444, 38.929694 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009301", "BLKGRPCE": "2", "GEOID": "110010093012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 368893.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9309883", "INTPTLON": "-076.9913281", "mobility_total": "872", "mobility_same_house": "741", "mobility_different_house": "130", "mobility_different_house_same_metro": "113", "mobility_different_house_different_metro": "17", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "1" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994434, 38.934019 ], [ -76.994399, 38.933937 ], [ -76.994354, 38.933909 ], [ -76.994329, 38.933902 ], [ -76.994304, 38.933899 ], [ -76.994273, 38.9339 ], [ -76.994248, 38.933905 ], [ -76.994179, 38.933925 ], [ -76.994006, 38.933986 ], [ -76.993899, 38.93403 ], [ -76.993529, 38.934184 ], [ -76.993358, 38.934256 ], [ -76.993329, 38.934269 ], [ -76.993244, 38.934311 ], [ -76.993064, 38.93441 ], [ -76.993025, 38.934419 ], [ -76.992986, 38.934425 ], [ -76.992946, 38.934428 ], [ -76.992872, 38.93443 ], [ -76.992793, 38.934429 ], [ -76.992692, 38.934439 ], [ -76.992118, 38.934464 ], [ -76.991688, 38.934487 ], [ -76.991244, 38.934513 ], [ -76.991158, 38.934516 ], [ -76.990598, 38.934538 ], [ -76.990248, 38.934548 ], [ -76.989945, 38.934562 ], [ -76.989632, 38.934582 ], [ -76.989226, 38.934605 ], [ -76.98894, 38.934619 ], [ -76.988841, 38.934628 ], [ -76.988812, 38.93425 ], [ -76.988762, 38.933644 ], [ -76.988681, 38.932656 ], [ -76.988619, 38.931886 ], [ -76.988603, 38.93167 ], [ -76.98853, 38.93076 ], [ -76.988525, 38.930681 ], [ -76.988488, 38.930222 ], [ -76.98846, 38.929894 ], [ -76.988444, 38.929694 ], [ -76.988427, 38.92949 ], [ -76.988387, 38.928947 ], [ -76.988368, 38.928704 ], [ -76.988338, 38.928339 ], [ -76.988299, 38.92791 ], [ -76.988285, 38.927719 ], [ -76.988498, 38.927709 ], [ -76.988973, 38.927683 ], [ -76.989394, 38.927663 ], [ -76.990605, 38.927603 ], [ -76.99072, 38.927596 ], [ -76.990833, 38.927588 ], [ -76.991644, 38.927551 ], [ -76.992064, 38.927533 ], [ -76.992328, 38.92752 ], [ -76.992433, 38.927516 ], [ -76.992928, 38.927487 ], [ -76.993451, 38.927463 ], [ -76.993681, 38.92745 ], [ -76.994074, 38.927441 ], [ -76.993994, 38.93147 ], [ -76.994334, 38.932376 ], [ -76.994294, 38.933248 ], [ -76.99432, 38.93337 ], [ -76.994439, 38.933911 ], [ -76.994434, 38.934019 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008100", "BLKGRPCE": "2", "GEOID": "110010081002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 126022.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8933984", "INTPTLON": "-076.9926036", "mobility_total": "1518", "mobility_same_house": "1128", "mobility_different_house": "302", "mobility_different_house_same_metro": "153", "mobility_different_house_different_metro": "149", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "88" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994964, 38.893781 ], [ -76.994962, 38.894229 ], [ -76.994962, 38.894783 ], [ -76.99435, 38.89479 ], [ -76.993858, 38.894785 ], [ -76.993756, 38.894785 ], [ -76.993653, 38.894784 ], [ -76.993084, 38.894784 ], [ -76.992744, 38.894783 ], [ -76.992645, 38.894785 ], [ -76.992547, 38.894786 ], [ -76.99153, 38.894783 ], [ -76.990244, 38.894784 ], [ -76.990245, 38.894529 ], [ -76.990241, 38.893719 ], [ -76.990241, 38.893574 ], [ -76.990245, 38.893041 ], [ -76.990245, 38.892801 ], [ -76.990245, 38.892341 ], [ -76.990246, 38.892012 ], [ -76.990365, 38.892013 ], [ -76.991273, 38.892013 ], [ -76.991533, 38.892009 ], [ -76.99159, 38.892008 ], [ -76.991637, 38.892009 ], [ -76.992198, 38.892009 ], [ -76.992475, 38.892011 ], [ -76.992647, 38.892011 ], [ -76.992748, 38.892011 ], [ -76.993021, 38.892016 ], [ -76.993502, 38.892011 ], [ -76.993759, 38.892011 ], [ -76.99418, 38.892012 ], [ -76.994641, 38.892011 ], [ -76.994961, 38.892017 ], [ -76.994962, 38.892134 ], [ -76.994962, 38.892645 ], [ -76.994964, 38.893578 ], [ -76.994964, 38.893781 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010300", "BLKGRPCE": "1", "GEOID": "110010103001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 586015.000000, "AWATER": 61.000000, "INTPTLAT": "+38.9734261", "INTPTLON": "-077.0300096", "mobility_total": "922", "mobility_same_house": "721", "mobility_different_house": "185", "mobility_different_house_same_metro": "154", "mobility_different_house_different_metro": "31", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "16" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036369, 38.973124 ], [ -77.036364, 38.974864 ], [ -77.036263, 38.974931 ], [ -77.036185, 38.974988 ], [ -77.036164, 38.975005 ], [ -77.035924, 38.975223 ], [ -77.035546, 38.975581 ], [ -77.035258, 38.975852 ], [ -77.034955, 38.97614 ], [ -77.03468, 38.976399 ], [ -77.034448, 38.976619 ], [ -77.03412, 38.97693 ], [ -77.034065, 38.976983 ], [ -77.03376, 38.977271 ], [ -77.033515, 38.977505 ], [ -77.033408, 38.977606 ], [ -77.033179, 38.977824 ], [ -77.032967, 38.978024 ], [ -77.032943, 38.978012 ], [ -77.032916, 38.978002 ], [ -77.032888, 38.977994 ], [ -77.032859, 38.977989 ], [ -77.03283, 38.977987 ], [ -77.032513, 38.977988 ], [ -77.032044, 38.977987 ], [ -77.031844, 38.977988 ], [ -77.03107, 38.977989 ], [ -77.030133, 38.977985 ], [ -77.029783, 38.977985 ], [ -77.029681, 38.977986 ], [ -77.028637, 38.977983 ], [ -77.027962, 38.977983 ], [ -77.027873, 38.977984 ], [ -77.026433, 38.977982 ], [ -77.026436, 38.977928 ], [ -77.026476, 38.977512 ], [ -77.026499, 38.977286 ], [ -77.026559, 38.976733 ], [ -77.026602, 38.976326 ], [ -77.026658, 38.975811 ], [ -77.026704, 38.975345 ], [ -77.026769, 38.974781 ], [ -77.026821, 38.974269 ], [ -77.026849, 38.973946 ], [ -77.026872, 38.973742 ], [ -77.026887, 38.973617 ], [ -77.026668, 38.973613 ], [ -77.025615, 38.973611 ], [ -77.025214, 38.973611 ], [ -77.024968, 38.973612 ], [ -77.024462, 38.973612 ], [ -77.024363, 38.973611 ], [ -77.023601, 38.973611 ], [ -77.023287, 38.97361 ], [ -77.022958, 38.97361 ], [ -77.022766, 38.973609 ], [ -77.022857, 38.973512 ], [ -77.023062, 38.973207 ], [ -77.023344, 38.972798 ], [ -77.023645, 38.972347 ], [ -77.024214, 38.971535 ], [ -77.024263, 38.971469 ], [ -77.024405, 38.971276 ], [ -77.024846, 38.970681 ], [ -77.02501, 38.970462 ], [ -77.025281, 38.970095 ], [ -77.025315, 38.970047 ], [ -77.025406, 38.969924 ], [ -77.025598, 38.969923 ], [ -77.025867, 38.969924 ], [ -77.026889, 38.969923 ], [ -77.027126, 38.969926 ], [ -77.027265, 38.969925 ], [ -77.027209, 38.970576 ], [ -77.027167, 38.97101 ], [ -77.027118, 38.971473 ], [ -77.027081, 38.971828 ], [ -77.027038, 38.972219 ], [ -77.027024, 38.972354 ], [ -77.027128, 38.972279 ], [ -77.027154, 38.972269 ], [ -77.027188, 38.972261 ], [ -77.027218, 38.972262 ], [ -77.028026, 38.972262 ], [ -77.02847, 38.972263 ], [ -77.028583, 38.972263 ], [ -77.028681, 38.972262 ], [ -77.029692, 38.972263 ], [ -77.029902, 38.972261 ], [ -77.030045, 38.972264 ], [ -77.030237, 38.972263 ], [ -77.031044, 38.972263 ], [ -77.032307, 38.972263 ], [ -77.033416, 38.972263 ], [ -77.034533, 38.972263 ], [ -77.035894, 38.972266 ], [ -77.036223, 38.972266 ], [ -77.036371, 38.972269 ], [ -77.036369, 38.973124 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000802", "BLKGRPCE": "2", "GEOID": "110010008022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 693069.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9139176", "INTPTLON": "-077.0831183", "mobility_total": "1341", "mobility_same_house": "1124", "mobility_different_house": "217", "mobility_different_house_same_metro": "159", "mobility_different_house_different_metro": "58", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.088781, 38.917551 ], [ -77.08878, 38.917597 ], [ -77.08878, 38.917644 ], [ -77.088774, 38.917923 ], [ -77.088772, 38.918032 ], [ -77.08877, 38.918203 ], [ -77.08877, 38.91826 ], [ -77.088766, 38.918484 ], [ -77.088764, 38.918537 ], [ -77.088761, 38.918697 ], [ -77.088751, 38.919017 ], [ -77.088748, 38.919088 ], [ -77.088746, 38.919166 ], [ -77.086563, 38.919173 ], [ -77.086348, 38.919173 ], [ -77.086003, 38.919167 ], [ -77.082581, 38.919297 ], [ -77.082035, 38.919318 ], [ -77.081709, 38.917429 ], [ -77.081723, 38.917231 ], [ -77.081489, 38.916893 ], [ -77.081007, 38.916223 ], [ -77.080696, 38.915372 ], [ -77.078357, 38.914326 ], [ -77.078842, 38.913111 ], [ -77.078809, 38.912751 ], [ -77.079018, 38.912743 ], [ -77.079016, 38.912679 ], [ -77.079039, 38.911804 ], [ -77.079091, 38.90989 ], [ -77.079655, 38.908656 ], [ -77.079598, 38.906814 ], [ -77.078348, 38.906266 ], [ -77.078308, 38.906249 ], [ -77.078087, 38.906135 ], [ -77.078047, 38.906014 ], [ -77.078017, 38.905922 ], [ -77.078136, 38.905933 ], [ -77.078311, 38.905939 ], [ -77.078555, 38.905933 ], [ -77.07887, 38.905923 ], [ -77.079201, 38.905925 ], [ -77.079505, 38.905912 ], [ -77.079791, 38.905923 ], [ -77.079962, 38.905943 ], [ -77.080145, 38.905979 ], [ -77.080338, 38.906037 ], [ -77.080487, 38.906111 ], [ -77.080623, 38.906201 ], [ -77.080715, 38.906283 ], [ -77.080887, 38.906487 ], [ -77.08097, 38.906589 ], [ -77.081131, 38.906858 ], [ -77.081258, 38.907079 ], [ -77.081324, 38.907167 ], [ -77.081539, 38.907458 ], [ -77.081733, 38.90772 ], [ -77.082337, 38.908544 ], [ -77.082389, 38.908613 ], [ -77.082402, 38.908632 ], [ -77.08264, 38.908952 ], [ -77.082889, 38.909292 ], [ -77.08295, 38.909377 ], [ -77.083126, 38.909617 ], [ -77.083258, 38.909796 ], [ -77.083414, 38.91001 ], [ -77.08348, 38.910101 ], [ -77.083744, 38.91046 ], [ -77.083888, 38.910655 ], [ -77.084251, 38.911145 ], [ -77.08465, 38.911687 ], [ -77.084708, 38.911765 ], [ -77.084897, 38.912025 ], [ -77.084944, 38.912086 ], [ -77.084963, 38.912113 ], [ -77.084977, 38.912144 ], [ -77.085018, 38.912282 ], [ -77.085047, 38.912426 ], [ -77.085142, 38.912702 ], [ -77.085206, 38.912915 ], [ -77.085214, 38.912947 ], [ -77.085224, 38.912984 ], [ -77.08525, 38.913057 ], [ -77.085334, 38.913247 ], [ -77.085379, 38.913319 ], [ -77.085435, 38.913397 ], [ -77.085491, 38.91347 ], [ -77.085583, 38.913575 ], [ -77.085615, 38.913609 ], [ -77.085683, 38.913675 ], [ -77.085718, 38.913707 ], [ -77.08589, 38.913859 ], [ -77.085993, 38.91395 ], [ -77.086108, 38.914055 ], [ -77.086188, 38.914123 ], [ -77.08631, 38.914222 ], [ -77.086351, 38.914254 ], [ -77.086433, 38.914316 ], [ -77.086514, 38.914375 ], [ -77.086556, 38.914403 ], [ -77.086597, 38.914432 ], [ -77.086725, 38.914514 ], [ -77.086812, 38.914566 ], [ -77.086899, 38.914615 ], [ -77.086943, 38.914638 ], [ -77.086986, 38.914662 ], [ -77.087119, 38.914731 ], [ -77.087164, 38.914753 ], [ -77.087208, 38.914776 ], [ -77.087254, 38.914798 ], [ -77.087345, 38.914838 ], [ -77.087434, 38.91488 ], [ -77.08755, 38.91494 ], [ -77.087594, 38.914964 ], [ -77.08768, 38.915014 ], [ -77.087763, 38.915068 ], [ -77.087803, 38.915096 ], [ -77.08788, 38.915154 ], [ -77.087918, 38.915184 ], [ -77.087976, 38.915233 ], [ -77.088064, 38.915313 ], [ -77.088133, 38.915381 ], [ -77.088166, 38.915415 ], [ -77.088262, 38.915522 ], [ -77.088325, 38.915601 ], [ -77.088357, 38.915643 ], [ -77.088387, 38.915686 ], [ -77.088444, 38.915774 ], [ -77.088471, 38.915819 ], [ -77.08852, 38.915909 ], [ -77.088543, 38.915955 ], [ -77.088602, 38.916087 ], [ -77.088619, 38.91613 ], [ -77.08865, 38.916218 ], [ -77.088676, 38.916306 ], [ -77.088688, 38.916357 ], [ -77.088705, 38.91644 ], [ -77.088722, 38.916567 ], [ -77.088729, 38.916758 ], [ -77.088738, 38.9169 ], [ -77.08875, 38.917043 ], [ -77.088766, 38.917167 ], [ -77.088774, 38.91725 ], [ -77.088777, 38.917291 ], [ -77.088781, 38.917416 ], [ -77.088781, 38.917551 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009400", "BLKGRPCE": "1", "GEOID": "110010094001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 432790.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9416807", "INTPTLON": "-076.9748322", "mobility_total": "626", "mobility_same_house": "466", "mobility_different_house": "160", "mobility_different_house_same_metro": "151", "mobility_different_house_different_metro": "9", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.980399, 38.943085 ], [ -76.980395, 38.943135 ], [ -76.980387, 38.943185 ], [ -76.980381, 38.943215 ], [ -76.980235, 38.94341 ], [ -76.980185, 38.943478 ], [ -76.979685, 38.944145 ], [ -76.97962, 38.944233 ], [ -76.979466, 38.94444 ], [ -76.978854, 38.945252 ], [ -76.978793, 38.945334 ], [ -76.978723, 38.945426 ], [ -76.978688, 38.945474 ], [ -76.978669, 38.945498 ], [ -76.978642, 38.945535 ], [ -76.978625, 38.945556 ], [ -76.978587, 38.945607 ], [ -76.978559, 38.945643 ], [ -76.978532, 38.94568 ], [ -76.978476, 38.945752 ], [ -76.978449, 38.945788 ], [ -76.978397, 38.945848 ], [ -76.978314, 38.945935 ], [ -76.978286, 38.945963 ], [ -76.978196, 38.946045 ], [ -76.978165, 38.946072 ], [ -76.978048, 38.946179 ], [ -76.977961, 38.946246 ], [ -76.977931, 38.946265 ], [ -76.977784, 38.94637 ], [ -76.977738, 38.946335 ], [ -76.977262, 38.945968 ], [ -76.973906, 38.94338 ], [ -76.973854, 38.943339 ], [ -76.973817, 38.94331 ], [ -76.973765, 38.943269 ], [ -76.973713, 38.943229 ], [ -76.973628, 38.943163 ], [ -76.973344, 38.942938 ], [ -76.97289, 38.942585 ], [ -76.97241, 38.94221 ], [ -76.972146, 38.942003 ], [ -76.972082, 38.941951 ], [ -76.972039, 38.941919 ], [ -76.971988, 38.941879 ], [ -76.971934, 38.941837 ], [ -76.971845, 38.941768 ], [ -76.971763, 38.941704 ], [ -76.971681, 38.941641 ], [ -76.971599, 38.941577 ], [ -76.971518, 38.941513 ], [ -76.971436, 38.94145 ], [ -76.971354, 38.941386 ], [ -76.971273, 38.941322 ], [ -76.971191, 38.941258 ], [ -76.97111, 38.941194 ], [ -76.971042, 38.941141 ], [ -76.970974, 38.941088 ], [ -76.970906, 38.941035 ], [ -76.97086, 38.940998 ], [ -76.970838, 38.940981 ], [ -76.97077, 38.940928 ], [ -76.970702, 38.940875 ], [ -76.970634, 38.940822 ], [ -76.970566, 38.940769 ], [ -76.970497, 38.940716 ], [ -76.970429, 38.940663 ], [ -76.97035, 38.940601 ], [ -76.970272, 38.94054 ], [ -76.970193, 38.940478 ], [ -76.970115, 38.940417 ], [ -76.970036, 38.940356 ], [ -76.969958, 38.940294 ], [ -76.969879, 38.940233 ], [ -76.969801, 38.940172 ], [ -76.969759, 38.940139 ], [ -76.969717, 38.940106 ], [ -76.969675, 38.940073 ], [ -76.969633, 38.94004 ], [ -76.969608, 38.940021 ], [ -76.96959, 38.940005 ], [ -76.969161, 38.93967 ], [ -76.968769, 38.939368 ], [ -76.968289, 38.938997 ], [ -76.96825, 38.938967 ], [ -76.968169, 38.938902 ], [ -76.968146, 38.938884 ], [ -76.96808, 38.938831 ], [ -76.967816, 38.938619 ], [ -76.966979, 38.937964 ], [ -76.966846, 38.93786 ], [ -76.966823, 38.937842 ], [ -76.966973, 38.937826 ], [ -76.967133, 38.937812 ], [ -76.967294, 38.937801 ], [ -76.967456, 38.937793 ], [ -76.967698, 38.937788 ], [ -76.967994, 38.937789 ], [ -76.968363, 38.937788 ], [ -76.969003, 38.937788 ], [ -76.97002, 38.937788 ], [ -76.97014, 38.937787 ], [ -76.970463, 38.937787 ], [ -76.970561, 38.937789 ], [ -76.970659, 38.937796 ], [ -76.970756, 38.937807 ], [ -76.970804, 38.937814 ], [ -76.9709, 38.937831 ], [ -76.970947, 38.937842 ], [ -76.970988, 38.93785 ], [ -76.971085, 38.937876 ], [ -76.971142, 38.937894 ], [ -76.971168, 38.937903 ], [ -76.971252, 38.937936 ], [ -76.971315, 38.937964 ], [ -76.971461, 38.938039 ], [ -76.971536, 38.938082 ], [ -76.971609, 38.938126 ], [ -76.971716, 38.938195 ], [ -76.971884, 38.938313 ], [ -76.972167, 38.938512 ], [ -76.972576, 38.938803 ], [ -76.97285, 38.938996 ], [ -76.973108, 38.93918 ], [ -76.973773, 38.93965 ], [ -76.974042, 38.93984 ], [ -76.974087, 38.939869 ], [ -76.974176, 38.939918 ], [ -76.974283, 38.939976 ], [ -76.974307, 38.93999 ], [ -76.974521, 38.940084 ], [ -76.974589, 38.940113 ], [ -76.974622, 38.940128 ], [ -76.97469, 38.940157 ], [ -76.974844, 38.940213 ], [ -76.974917, 38.940235 ], [ -76.974983, 38.940253 ], [ -76.975072, 38.940274 ], [ -76.975116, 38.940283 ], [ -76.97515, 38.940288 ], [ -76.975189, 38.940292 ], [ -76.975288, 38.940304 ], [ -76.975482, 38.940316 ], [ -76.976082, 38.940333 ], [ -76.976223, 38.940342 ], [ -76.976335, 38.940349 ], [ -76.976391, 38.940358 ], [ -76.97656, 38.94039 ], [ -76.976644, 38.940408 ], [ -76.976687, 38.940416 ], [ -76.976728, 38.940426 ], [ -76.976956, 38.940477 ], [ -76.977018, 38.94049 ], [ -76.977298, 38.940553 ], [ -76.97796, 38.940699 ], [ -76.978312, 38.940758 ], [ -76.978418, 38.940809 ], [ -76.978654, 38.940857 ], [ -76.978808, 38.940884 ], [ -76.978891, 38.940899 ], [ -76.978979, 38.94092 ], [ -76.979023, 38.940932 ], [ -76.979066, 38.940946 ], [ -76.979628, 38.941207 ], [ -76.980136, 38.941444 ], [ -76.980268, 38.941515 ], [ -76.980289, 38.941788 ], [ -76.980328, 38.942308 ], [ -76.980364, 38.942751 ], [ -76.980379, 38.94286 ], [ -76.980391, 38.942941 ], [ -76.980397, 38.942994 ], [ -76.980399, 38.943035 ], [ -76.980399, 38.943085 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009400", "BLKGRPCE": "3", "GEOID": "110010094003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 475624.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9353894", "INTPTLON": "-076.9700278", "mobility_total": "1696", "mobility_same_house": "1369", "mobility_different_house": "323", "mobility_different_house_same_metro": "226", "mobility_different_house_different_metro": "97", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "4" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.974178, 38.937308 ], [ -76.974176, 38.937815 ], [ -76.974177, 38.938306 ], [ -76.974177, 38.939025 ], [ -76.974178, 38.939578 ], [ -76.974177, 38.939652 ], [ -76.974176, 38.939918 ], [ -76.974087, 38.939869 ], [ -76.974042, 38.93984 ], [ -76.973773, 38.93965 ], [ -76.973108, 38.93918 ], [ -76.97285, 38.938996 ], [ -76.972576, 38.938803 ], [ -76.972167, 38.938512 ], [ -76.971884, 38.938313 ], [ -76.971716, 38.938195 ], [ -76.971609, 38.938126 ], [ -76.971536, 38.938082 ], [ -76.971461, 38.938039 ], [ -76.971315, 38.937964 ], [ -76.971252, 38.937936 ], [ -76.971168, 38.937903 ], [ -76.971142, 38.937894 ], [ -76.971085, 38.937876 ], [ -76.970988, 38.93785 ], [ -76.970947, 38.937842 ], [ -76.9709, 38.937831 ], [ -76.970804, 38.937814 ], [ -76.970756, 38.937807 ], [ -76.970659, 38.937796 ], [ -76.970561, 38.937789 ], [ -76.970463, 38.937787 ], [ -76.97014, 38.937787 ], [ -76.97002, 38.937788 ], [ -76.969003, 38.937788 ], [ -76.968363, 38.937788 ], [ -76.967994, 38.937789 ], [ -76.967698, 38.937788 ], [ -76.967456, 38.937793 ], [ -76.967294, 38.937801 ], [ -76.967133, 38.937812 ], [ -76.966973, 38.937826 ], [ -76.966823, 38.937842 ], [ -76.96673, 38.937769 ], [ -76.96618, 38.937341 ], [ -76.965879, 38.937104 ], [ -76.965802, 38.937043 ], [ -76.965719, 38.936978 ], [ -76.965644, 38.936917 ], [ -76.965598, 38.936881 ], [ -76.965398, 38.936725 ], [ -76.965169, 38.936547 ], [ -76.965127, 38.936514 ], [ -76.965077, 38.936475 ], [ -76.964982, 38.936401 ], [ -76.964874, 38.936316 ], [ -76.964835, 38.936286 ], [ -76.964734, 38.936207 ], [ -76.964644, 38.936136 ], [ -76.964478, 38.936006 ], [ -76.964409, 38.935952 ], [ -76.964388, 38.935935 ], [ -76.964308, 38.935873 ], [ -76.964, 38.935632 ], [ -76.963886, 38.935544 ], [ -76.963627, 38.935343 ], [ -76.963574, 38.935301 ], [ -76.963492, 38.935237 ], [ -76.963447, 38.935202 ], [ -76.963696, 38.935083 ], [ -76.963751, 38.935054 ], [ -76.96381, 38.935026 ], [ -76.963874, 38.934999 ], [ -76.965825, 38.934098 ], [ -76.966081, 38.93397 ], [ -76.968013, 38.932993 ], [ -76.969167, 38.932488 ], [ -76.970789, 38.931702 ], [ -76.971301, 38.931452 ], [ -76.97158, 38.931312 ], [ -76.971608, 38.931336 ], [ -76.971676, 38.931397 ], [ -76.972148, 38.93185 ], [ -76.972356, 38.93205 ], [ -76.972435, 38.932125 ], [ -76.972916, 38.932583 ], [ -76.973368, 38.933026 ], [ -76.973407, 38.933062 ], [ -76.973455, 38.933108 ], [ -76.973618, 38.93326 ], [ -76.974174, 38.933795 ], [ -76.974171, 38.934098 ], [ -76.974172, 38.934171 ], [ -76.974175, 38.935003 ], [ -76.974176, 38.935087 ], [ -76.974176, 38.936166 ], [ -76.974176, 38.93694 ], [ -76.974179, 38.937235 ], [ -76.974178, 38.937308 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009400", "BLKGRPCE": "2", "GEOID": "110010094002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 447304.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9328351", "INTPTLON": "-076.9769657", "mobility_total": "1319", "mobility_same_house": "1155", "mobility_different_house": "164", "mobility_different_house_same_metro": "124", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.980151, 38.939576 ], [ -76.979966, 38.93934 ], [ -76.979948, 38.939322 ], [ -76.979658, 38.939049 ], [ -76.978877, 38.938305 ], [ -76.978782, 38.938216 ], [ -76.978414, 38.93786 ], [ -76.978316, 38.937766 ], [ -76.978259, 38.93771 ], [ -76.97821, 38.937664 ], [ -76.978162, 38.937617 ], [ -76.977918, 38.937384 ], [ -76.97787, 38.937337 ], [ -76.977821, 38.937291 ], [ -76.977746, 38.937218 ], [ -76.977616, 38.937091 ], [ -76.977565, 38.937043 ], [ -76.977185, 38.936679 ], [ -76.976792, 38.936305 ], [ -76.976408, 38.935936 ], [ -76.976224, 38.935758 ], [ -76.976095, 38.935633 ], [ -76.975721, 38.935276 ], [ -76.975521, 38.935084 ], [ -76.975431, 38.934999 ], [ -76.974797, 38.93439 ], [ -76.974494, 38.934102 ], [ -76.974174, 38.933795 ], [ -76.973618, 38.93326 ], [ -76.973455, 38.933108 ], [ -76.973407, 38.933062 ], [ -76.973368, 38.933026 ], [ -76.972916, 38.932583 ], [ -76.972435, 38.932125 ], [ -76.972356, 38.93205 ], [ -76.972148, 38.93185 ], [ -76.971676, 38.931397 ], [ -76.971608, 38.931336 ], [ -76.97158, 38.931312 ], [ -76.972156, 38.931051 ], [ -76.973679, 38.930305 ], [ -76.974167, 38.930123 ], [ -76.974338, 38.930035 ], [ -76.974866, 38.929765 ], [ -76.976222, 38.92911 ], [ -76.97637, 38.92904 ], [ -76.978181, 38.928188 ], [ -76.978487, 38.928013 ], [ -76.97881, 38.927848 ], [ -76.97913, 38.927709 ], [ -76.979157, 38.927755 ], [ -76.979184, 38.927843 ], [ -76.979223, 38.928167 ], [ -76.979229, 38.928257 ], [ -76.979266, 38.928717 ], [ -76.979285, 38.928951 ], [ -76.979292, 38.929028 ], [ -76.979346, 38.929678 ], [ -76.97938, 38.930068 ], [ -76.979386, 38.930147 ], [ -76.979429, 38.930691 ], [ -76.979458, 38.931047 ], [ -76.979464, 38.931136 ], [ -76.979471, 38.931217 ], [ -76.979538, 38.932124 ], [ -76.979545, 38.932207 ], [ -76.97958, 38.932673 ], [ -76.979608, 38.933024 ], [ -76.979614, 38.933112 ], [ -76.979693, 38.934093 ], [ -76.979723, 38.934513 ], [ -76.979768, 38.935081 ], [ -76.979781, 38.935253 ], [ -76.979802, 38.935485 ], [ -76.979813, 38.93562 ], [ -76.979822, 38.935755 ], [ -76.979851, 38.936164 ], [ -76.980015, 38.938222 ], [ -76.980021, 38.938306 ], [ -76.980094, 38.939287 ], [ -76.980097, 38.939316 ], [ -76.980151, 38.939576 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009501", "BLKGRPCE": "1", "GEOID": "110010095011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 552902.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9470295", "INTPTLON": "-077.0039267", "mobility_total": "2520", "mobility_same_house": "2068", "mobility_different_house": "452", "mobility_different_house_same_metro": "307", "mobility_different_house_different_metro": "145", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009007, 38.952407 ], [ -77.008867, 38.952409 ], [ -77.008658, 38.95241 ], [ -77.008409, 38.952408 ], [ -77.00834, 38.952407 ], [ -77.008011, 38.952394 ], [ -77.007951, 38.952388 ], [ -77.007831, 38.952374 ], [ -77.007834, 38.952031 ], [ -77.007835, 38.952001 ], [ -77.007835, 38.951941 ], [ -77.00783, 38.951798 ], [ -77.007667, 38.951802 ], [ -77.007549, 38.951808 ], [ -77.007473, 38.951811 ], [ -77.007397, 38.951817 ], [ -77.007255, 38.951838 ], [ -77.0071, 38.951866 ], [ -77.006624, 38.951965 ], [ -77.006468, 38.951996 ], [ -77.006365, 38.95202 ], [ -77.006321, 38.952029 ], [ -77.006233, 38.952042 ], [ -77.006188, 38.952045 ], [ -77.006098, 38.952048 ], [ -77.006054, 38.952046 ], [ -77.006009, 38.952042 ], [ -77.005965, 38.952037 ], [ -77.005922, 38.952029 ], [ -77.005677, 38.951979 ], [ -77.005562, 38.951957 ], [ -77.005391, 38.951921 ], [ -77.00531, 38.951901 ], [ -77.005178, 38.951863 ], [ -77.005125, 38.951846 ], [ -77.00507, 38.951827 ], [ -77.004961, 38.951787 ], [ -77.004854, 38.951743 ], [ -77.004803, 38.951718 ], [ -77.004705, 38.951664 ], [ -77.00459, 38.951592 ], [ -77.00455, 38.951565 ], [ -77.004511, 38.951536 ], [ -77.004475, 38.951505 ], [ -77.004343, 38.951376 ], [ -77.004277, 38.9513 ], [ -77.00422, 38.951231 ], [ -77.0042, 38.95121 ], [ -77.004179, 38.951191 ], [ -77.004156, 38.951172 ], [ -77.004132, 38.951156 ], [ -77.004105, 38.95114 ], [ -77.004027, 38.951104 ], [ -77.003981, 38.951076 ], [ -77.003942, 38.951048 ], [ -77.00391, 38.951021 ], [ -77.003882, 38.950991 ], [ -77.003858, 38.950959 ], [ -77.003838, 38.950925 ], [ -77.003817, 38.950885 ], [ -77.003799, 38.950847 ], [ -77.003785, 38.950813 ], [ -77.003772, 38.950778 ], [ -77.003761, 38.95074 ], [ -77.003745, 38.950665 ], [ -77.003725, 38.950531 ], [ -77.003707, 38.950397 ], [ -77.003677, 38.950139 ], [ -77.00367, 38.9501 ], [ -77.003654, 38.950022 ], [ -77.003635, 38.94996 ], [ -77.003599, 38.949867 ], [ -77.003585, 38.949837 ], [ -77.003553, 38.949777 ], [ -77.003536, 38.949748 ], [ -77.003482, 38.94966 ], [ -77.003423, 38.949574 ], [ -77.003402, 38.949546 ], [ -77.003314, 38.949436 ], [ -77.000553, 38.947348 ], [ -77.000458, 38.947276 ], [ -77.00055, 38.947009 ], [ -77.000266, 38.946962 ], [ -77.000077, 38.94627 ], [ -76.997546, 38.940732 ], [ -76.997903, 38.940732 ], [ -76.998309, 38.940732 ], [ -76.999001, 38.940734 ], [ -76.999152, 38.940736 ], [ -76.999234, 38.940736 ], [ -76.999498, 38.94074 ], [ -76.99967, 38.940741 ], [ -76.999771, 38.9409 ], [ -76.99995, 38.941122 ], [ -77.000098, 38.941297 ], [ -77.000136, 38.94134 ], [ -77.000212, 38.941429 ], [ -77.000873, 38.942227 ], [ -77.00092, 38.942285 ], [ -77.001222, 38.942642 ], [ -77.001434, 38.942902 ], [ -77.0015, 38.942984 ], [ -77.001644, 38.943136 ], [ -77.001794, 38.943285 ], [ -77.001897, 38.943383 ], [ -77.002003, 38.943478 ], [ -77.002099, 38.94356 ], [ -77.002148, 38.9436 ], [ -77.002248, 38.943678 ], [ -77.002307, 38.943722 ], [ -77.002404, 38.943792 ], [ -77.002511, 38.943864 ], [ -77.00256, 38.943898 ], [ -77.00261, 38.943931 ], [ -77.002711, 38.943995 ], [ -77.002763, 38.944026 ], [ -77.00288, 38.944093 ], [ -77.002974, 38.944145 ], [ -77.00318, 38.944253 ], [ -77.003284, 38.944303 ], [ -77.00339, 38.944351 ], [ -77.003461, 38.944381 ], [ -77.003564, 38.944423 ], [ -77.003666, 38.944466 ], [ -77.003765, 38.944505 ], [ -77.003874, 38.944545 ], [ -77.003985, 38.944583 ], [ -77.004215, 38.944657 ], [ -77.004275, 38.944675 ], [ -77.004334, 38.944694 ], [ -77.004454, 38.944731 ], [ -77.004694, 38.944802 ], [ -77.005111, 38.944927 ], [ -77.005217, 38.94496 ], [ -77.005246, 38.94497 ], [ -77.00532, 38.944996 ], [ -77.005371, 38.945015 ], [ -77.005521, 38.945078 ], [ -77.00557, 38.945101 ], [ -77.005657, 38.945144 ], [ -77.005733, 38.945183 ], [ -77.005807, 38.945225 ], [ -77.005879, 38.945268 ], [ -77.006572, 38.945724 ], [ -77.00688, 38.945928 ], [ -77.007175, 38.946126 ], [ -77.007316, 38.946217 ], [ -77.007509, 38.946343 ], [ -77.008194, 38.946799 ], [ -77.008603, 38.947071 ], [ -77.008702, 38.947137 ], [ -77.00871, 38.947392 ], [ -77.008722, 38.947637 ], [ -77.008692, 38.948169 ], [ -77.008701, 38.948296 ], [ -77.008726, 38.948609 ], [ -77.008751, 38.948954 ], [ -77.008784, 38.949393 ], [ -77.008814, 38.949764 ], [ -77.008847, 38.950267 ], [ -77.008864, 38.950499 ], [ -77.008891, 38.950859 ], [ -77.008893, 38.950878 ], [ -77.008905, 38.95104 ], [ -77.008919, 38.951229 ], [ -77.008958, 38.951716 ], [ -77.008986, 38.952124 ], [ -77.009007, 38.952407 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009501", "BLKGRPCE": "3", "GEOID": "110010095013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 887146.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9381690", "INTPTLON": "-077.0014565", "mobility_total": "3404", "mobility_same_house": "2261", "mobility_different_house": "1085", "mobility_different_house_same_metro": "374", "mobility_different_house_different_metro": "671", "mobility_different_house_outside_stat_area": "13", "mobility_abroad": "58" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.00836, 38.941356 ], [ -77.008323, 38.941613 ], [ -77.008222, 38.941937 ], [ -77.008034, 38.942381 ], [ -77.007839, 38.942333 ], [ -77.007729, 38.942305 ], [ -77.007495, 38.94224 ], [ -77.007442, 38.942226 ], [ -77.007391, 38.94221 ], [ -77.007323, 38.942186 ], [ -77.007246, 38.942156 ], [ -77.007192, 38.942133 ], [ -77.007145, 38.94211 ], [ -77.007099, 38.942086 ], [ -77.006979, 38.942014 ], [ -77.005946, 38.941314 ], [ -77.005926, 38.941328 ], [ -77.005909, 38.941343 ], [ -77.005894, 38.941359 ], [ -77.005882, 38.941377 ], [ -77.005873, 38.941396 ], [ -77.005872, 38.941506 ], [ -77.005872, 38.941588 ], [ -77.005871, 38.941643 ], [ -77.00587, 38.942167 ], [ -77.005869, 38.942795 ], [ -77.00587, 38.942863 ], [ -77.005871, 38.943107 ], [ -77.005867, 38.943583 ], [ -77.005864, 38.943741 ], [ -77.005858, 38.943795 ], [ -77.005854, 38.943823 ], [ -77.005848, 38.94385 ], [ -77.005833, 38.943904 ], [ -77.005814, 38.943957 ], [ -77.005803, 38.943983 ], [ -77.005701, 38.944164 ], [ -77.005601, 38.944339 ], [ -77.005529, 38.944465 ], [ -77.005246, 38.94497 ], [ -77.005217, 38.94496 ], [ -77.005111, 38.944927 ], [ -77.004694, 38.944802 ], [ -77.004454, 38.944731 ], [ -77.004334, 38.944694 ], [ -77.004275, 38.944675 ], [ -77.004215, 38.944657 ], [ -77.003985, 38.944583 ], [ -77.003874, 38.944545 ], [ -77.003765, 38.944505 ], [ -77.003666, 38.944466 ], [ -77.003564, 38.944423 ], [ -77.003461, 38.944381 ], [ -77.00339, 38.944351 ], [ -77.003284, 38.944303 ], [ -77.00318, 38.944253 ], [ -77.002974, 38.944145 ], [ -77.00288, 38.944093 ], [ -77.002763, 38.944026 ], [ -77.002711, 38.943995 ], [ -77.00261, 38.943931 ], [ -77.00256, 38.943898 ], [ -77.002511, 38.943864 ], [ -77.002404, 38.943792 ], [ -77.002307, 38.943722 ], [ -77.002248, 38.943678 ], [ -77.002148, 38.9436 ], [ -77.002099, 38.94356 ], [ -77.002003, 38.943478 ], [ -77.001897, 38.943383 ], [ -77.001794, 38.943285 ], [ -77.001644, 38.943136 ], [ -77.0015, 38.942984 ], [ -77.001434, 38.942902 ], [ -77.001222, 38.942642 ], [ -77.00092, 38.942285 ], [ -77.000873, 38.942227 ], [ -77.000212, 38.941429 ], [ -77.000136, 38.94134 ], [ -77.000098, 38.941297 ], [ -76.99995, 38.941122 ], [ -76.999771, 38.9409 ], [ -76.99967, 38.940741 ], [ -76.999498, 38.94074 ], [ -76.999234, 38.940736 ], [ -76.999152, 38.940736 ], [ -76.999001, 38.940734 ], [ -76.998309, 38.940732 ], [ -76.997903, 38.940732 ], [ -76.997546, 38.940732 ], [ -76.997469, 38.940318 ], [ -76.99723, 38.939818 ], [ -76.997034, 38.93934 ], [ -76.996817, 38.938732 ], [ -76.996578, 38.938102 ], [ -76.996236, 38.937405 ], [ -76.994871, 38.934626 ], [ -76.994723, 38.934323 ], [ -76.994434, 38.934019 ], [ -76.994517, 38.933955 ], [ -76.994619, 38.933882 ], [ -76.994672, 38.933847 ], [ -76.994713, 38.93382 ], [ -76.99478, 38.933778 ], [ -76.994948, 38.933682 ], [ -76.995062, 38.933625 ], [ -76.995176, 38.933571 ], [ -76.99525, 38.933538 ], [ -76.995287, 38.933523 ], [ -76.995323, 38.933507 ], [ -76.99536, 38.933492 ], [ -76.995423, 38.933468 ], [ -76.995791, 38.933319 ], [ -76.996073, 38.933206 ], [ -76.996184, 38.93316 ], [ -76.996439, 38.933054 ], [ -76.996777, 38.932913 ], [ -76.997219, 38.932734 ], [ -76.997556, 38.932599 ], [ -76.997788, 38.932505 ], [ -76.998018, 38.932412 ], [ -76.998272, 38.93231 ], [ -76.998539, 38.932202 ], [ -76.998701, 38.932136 ], [ -76.999141, 38.931961 ], [ -77.00006, 38.931592 ], [ -77.000559, 38.931394 ], [ -77.000703, 38.931337 ], [ -77.000982, 38.931215 ], [ -77.001223, 38.931606 ], [ -77.001303, 38.931812 ], [ -77.001333, 38.931967 ], [ -77.001338, 38.931998 ], [ -77.001725, 38.934016 ], [ -77.001805, 38.934453 ], [ -77.001884, 38.934859 ], [ -77.001967, 38.935295 ], [ -77.002058, 38.935762 ], [ -77.002113, 38.936057 ], [ -77.002132, 38.936155 ], [ -77.002474, 38.936234 ], [ -77.00278, 38.936397 ], [ -77.00317, 38.936631 ], [ -77.003612, 38.936767 ], [ -77.004295, 38.93691 ], [ -77.005068, 38.936832 ], [ -77.005543, 38.936767 ], [ -77.005755, 38.936661 ], [ -77.005872, 38.936647 ], [ -77.006077, 38.936624 ], [ -77.006359, 38.936592 ], [ -77.006388, 38.936684 ], [ -77.006454, 38.936886 ], [ -77.006558, 38.937172 ], [ -77.006621, 38.937325 ], [ -77.0067, 38.9375 ], [ -77.006783, 38.937673 ], [ -77.006846, 38.9378 ], [ -77.006885, 38.937875 ], [ -77.007597, 38.939203 ], [ -77.008052, 38.940035 ], [ -77.008198, 38.940332 ], [ -77.008313, 38.940626 ], [ -77.00835, 38.940858 ], [ -77.008365, 38.941054 ], [ -77.00836, 38.941356 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007404", "BLKGRPCE": "3", "GEOID": "110010074043", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 199385.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8517033", "INTPTLON": "-076.9858195", "mobility_total": "288", "mobility_same_house": "192", "mobility_different_house": "96", "mobility_different_house_same_metro": "96", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.992309, 38.853669 ], [ -76.992074, 38.853814 ], [ -76.991987, 38.853752 ], [ -76.991831, 38.853677 ], [ -76.99142, 38.853509 ], [ -76.990773, 38.85331 ], [ -76.990038, 38.853129 ], [ -76.989677, 38.853048 ], [ -76.989253, 38.852961 ], [ -76.988699, 38.852886 ], [ -76.988064, 38.852824 ], [ -76.987485, 38.852787 ], [ -76.986937, 38.852768 ], [ -76.986377, 38.852781 ], [ -76.985916, 38.852805 ], [ -76.985331, 38.852849 ], [ -76.984864, 38.852899 ], [ -76.984322, 38.853023 ], [ -76.983824, 38.853173 ], [ -76.983338, 38.853366 ], [ -76.983303, 38.853297 ], [ -76.983276, 38.853248 ], [ -76.983229, 38.853169 ], [ -76.983179, 38.853092 ], [ -76.983152, 38.853054 ], [ -76.983138, 38.853032 ], [ -76.983106, 38.852989 ], [ -76.983088, 38.852969 ], [ -76.983049, 38.852931 ], [ -76.983028, 38.852912 ], [ -76.982983, 38.852878 ], [ -76.982959, 38.852862 ], [ -76.982754, 38.852714 ], [ -76.982239, 38.852351 ], [ -76.981949, 38.852142 ], [ -76.98163, 38.851921 ], [ -76.981316, 38.851694 ], [ -76.981226, 38.851622 ], [ -76.981188, 38.851589 ], [ -76.981162, 38.851565 ], [ -76.981133, 38.851535 ], [ -76.981107, 38.851504 ], [ -76.981083, 38.851472 ], [ -76.981072, 38.851455 ], [ -76.981053, 38.851415 ], [ -76.981038, 38.851373 ], [ -76.981032, 38.851352 ], [ -76.981023, 38.851309 ], [ -76.98102, 38.851288 ], [ -76.981018, 38.851245 ], [ -76.981014, 38.850863 ], [ -76.981012, 38.850749 ], [ -76.981232, 38.850764 ], [ -76.981679, 38.850798 ], [ -76.982243, 38.850832 ], [ -76.982322, 38.850835 ], [ -76.982362, 38.850836 ], [ -76.982458, 38.850836 ], [ -76.982601, 38.85083 ], [ -76.982719, 38.85082 ], [ -76.982778, 38.850813 ], [ -76.982852, 38.850801 ], [ -76.983, 38.850774 ], [ -76.983073, 38.850759 ], [ -76.983145, 38.850742 ], [ -76.983289, 38.850704 ], [ -76.98343, 38.850661 ], [ -76.983574, 38.850612 ], [ -76.983647, 38.850583 ], [ -76.983719, 38.850553 ], [ -76.983816, 38.850508 ], [ -76.983869, 38.850479 ], [ -76.984056, 38.850368 ], [ -76.984119, 38.850326 ], [ -76.984199, 38.850269 ], [ -76.984328, 38.85017 ], [ -76.984431, 38.850084 ], [ -76.984467, 38.850055 ], [ -76.984534, 38.849996 ], [ -76.984632, 38.849903 ], [ -76.984663, 38.849871 ], [ -76.984888, 38.849627 ], [ -76.985044, 38.849464 ], [ -76.985207, 38.849288 ], [ -76.985231, 38.849273 ], [ -76.985261, 38.849263 ], [ -76.985281, 38.84926 ], [ -76.985347, 38.849268 ], [ -76.985649, 38.849451 ], [ -76.985917, 38.849623 ], [ -76.986146, 38.849762 ], [ -76.986338, 38.849881 ], [ -76.986364, 38.849904 ], [ -76.986382, 38.849944 ], [ -76.990847, 38.852778 ], [ -76.990958, 38.852661 ], [ -76.992289, 38.853452 ], [ -76.992478, 38.853564 ], [ -76.992309, 38.853669 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007409", "BLKGRPCE": "3", "GEOID": "110010074093", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 155846.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8440648", "INTPTLON": "-076.9773289", "mobility_total": "1804", "mobility_same_house": "1289", "mobility_different_house": "498", "mobility_different_house_same_metro": "498", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.97976, 38.845696 ], [ -76.979643, 38.845732 ], [ -76.979533, 38.845766 ], [ -76.978464, 38.846105 ], [ -76.978155, 38.846198 ], [ -76.978048, 38.846228 ], [ -76.978, 38.846243 ], [ -76.977855, 38.846285 ], [ -76.977659, 38.846337 ], [ -76.977466, 38.846384 ], [ -76.977323, 38.846417 ], [ -76.977082, 38.846468 ], [ -76.977053, 38.846473 ], [ -76.97684, 38.845997 ], [ -76.976762, 38.845818 ], [ -76.976726, 38.845734 ], [ -76.976668, 38.845601 ], [ -76.976638, 38.845524 ], [ -76.976612, 38.845446 ], [ -76.9766, 38.845407 ], [ -76.976579, 38.845329 ], [ -76.976562, 38.84525 ], [ -76.976533, 38.84513 ], [ -76.976513, 38.845042 ], [ -76.976484, 38.844922 ], [ -76.976274, 38.843871 ], [ -76.976262, 38.843818 ], [ -76.976189, 38.843828 ], [ -76.975836, 38.843864 ], [ -76.975614, 38.843883 ], [ -76.975278, 38.843905 ], [ -76.975055, 38.843915 ], [ -76.974803, 38.843923 ], [ -76.974451, 38.843927 ], [ -76.974266, 38.843926 ], [ -76.973976, 38.843919 ], [ -76.97386, 38.843915 ], [ -76.973593, 38.843903 ], [ -76.973321, 38.843886 ], [ -76.973076, 38.843866 ], [ -76.972846, 38.843845 ], [ -76.972715, 38.843825 ], [ -76.972678, 38.843818 ], [ -76.972647, 38.843811 ], [ -76.972593, 38.843795 ], [ -76.972571, 38.843786 ], [ -76.97255, 38.843776 ], [ -76.972471, 38.843732 ], [ -76.972451, 38.84372 ], [ -76.972567, 38.843631 ], [ -76.97262, 38.843589 ], [ -76.972935, 38.843343 ], [ -76.972974, 38.843312 ], [ -76.973187, 38.843301 ], [ -76.973204, 38.843315 ], [ -76.973184, 38.843329 ], [ -76.97314, 38.843354 ], [ -76.973163, 38.843379 ], [ -76.973206, 38.843355 ], [ -76.973222, 38.843341 ], [ -76.973238, 38.843321 ], [ -76.973258, 38.843301 ], [ -76.973279, 38.84329 ], [ -76.973304, 38.843284 ], [ -76.973336, 38.843279 ], [ -76.973371, 38.84327 ], [ -76.973412, 38.843261 ], [ -76.973496, 38.843246 ], [ -76.97357, 38.843226 ], [ -76.97361, 38.843217 ], [ -76.973652, 38.843209 ], [ -76.973693, 38.843203 ], [ -76.973761, 38.843187 ], [ -76.973835, 38.843168 ], [ -76.973867, 38.843158 ], [ -76.973896, 38.843147 ], [ -76.973923, 38.843135 ], [ -76.973954, 38.843124 ], [ -76.97409, 38.843082 ], [ -76.974121, 38.843071 ], [ -76.974154, 38.843058 ], [ -76.97419, 38.843046 ], [ -76.974325, 38.842993 ], [ -76.974428, 38.842964 ], [ -76.974457, 38.842953 ], [ -76.974484, 38.84294 ], [ -76.974504, 38.842925 ], [ -76.974553, 38.842892 ], [ -76.974637, 38.842848 ], [ -76.974658, 38.842835 ], [ -76.974725, 38.842781 ], [ -76.974753, 38.842763 ], [ -76.974791, 38.842737 ], [ -76.97482, 38.842708 ], [ -76.974841, 38.842679 ], [ -76.974875, 38.842619 ], [ -76.974893, 38.842595 ], [ -76.974914, 38.842572 ], [ -76.974941, 38.842556 ], [ -76.974971, 38.842545 ], [ -76.975043, 38.842525 ], [ -76.975086, 38.84252 ], [ -76.975124, 38.842518 ], [ -76.975158, 38.842521 ], [ -76.975185, 38.842525 ], [ -76.975284, 38.842533 ], [ -76.97534, 38.842535 ], [ -76.975398, 38.842539 ], [ -76.975458, 38.842545 ], [ -76.975677, 38.84256 ], [ -76.975817, 38.842565 ], [ -76.975928, 38.842565 ], [ -76.975981, 38.842567 ], [ -76.976038, 38.842571 ], [ -76.976065, 38.842571 ], [ -76.976098, 38.842574 ], [ -76.976133, 38.842575 ], [ -76.976214, 38.842575 ], [ -76.976248, 38.842576 ], [ -76.976273, 38.842581 ], [ -76.976316, 38.842602 ], [ -76.976343, 38.842612 ], [ -76.97636, 38.842641 ], [ -76.976378, 38.842619 ], [ -76.976399, 38.84261 ], [ -76.976418, 38.842598 ], [ -76.976484, 38.842573 ], [ -76.97655, 38.84255 ], [ -76.976574, 38.842543 ], [ -76.9766, 38.842534 ], [ -76.976652, 38.842514 ], [ -76.976676, 38.842502 ], [ -76.976724, 38.842481 ], [ -76.976748, 38.842474 ], [ -76.976773, 38.842464 ], [ -76.976797, 38.842453 ], [ -76.976868, 38.842413 ], [ -76.976987, 38.842341 ], [ -76.977031, 38.842309 ], [ -76.97705, 38.842293 ], [ -76.977067, 38.842277 ], [ -76.97708, 38.842261 ], [ -76.9771, 38.842227 ], [ -76.977112, 38.842211 ], [ -76.977126, 38.842196 ], [ -76.977152, 38.842163 ], [ -76.977173, 38.842131 ], [ -76.977183, 38.842097 ], [ -76.977189, 38.842064 ], [ -76.977191, 38.842044 ], [ -76.977191, 38.842024 ], [ -76.977194, 38.842006 ], [ -76.977203, 38.841987 ], [ -76.977216, 38.841968 ], [ -76.977232, 38.841952 ], [ -76.977273, 38.841922 ], [ -76.977298, 38.841908 ], [ -76.977323, 38.841897 ], [ -76.977349, 38.841887 ], [ -76.977377, 38.841878 ], [ -76.977432, 38.841863 ], [ -76.977462, 38.841857 ], [ -76.977492, 38.841854 ], [ -76.977519, 38.841853 ], [ -76.977547, 38.841855 ], [ -76.977589, 38.841865 ], [ -76.977616, 38.841878 ], [ -76.977642, 38.841887 ], [ -76.977703, 38.841899 ], [ -76.977727, 38.841903 ], [ -76.977773, 38.841909 ], [ -76.977914, 38.841925 ], [ -76.978003, 38.841942 ], [ -76.978046, 38.841954 ], [ -76.978068, 38.841963 ], [ -76.978088, 38.841973 ], [ -76.978122, 38.841997 ], [ -76.978139, 38.842011 ], [ -76.978171, 38.84204 ], [ -76.978198, 38.842073 ], [ -76.97822, 38.842106 ], [ -76.978272, 38.842173 ], [ -76.978284, 38.84219 ], [ -76.978303, 38.842223 ], [ -76.978319, 38.842243 ], [ -76.97834, 38.842262 ], [ -76.978366, 38.842283 ], [ -76.978398, 38.842305 ], [ -76.978442, 38.842326 ], [ -76.978488, 38.842344 ], [ -76.978512, 38.842351 ], [ -76.978551, 38.842356 ], [ -76.978588, 38.842355 ], [ -76.978623, 38.842347 ], [ -76.978643, 38.842329 ], [ -76.978663, 38.842308 ], [ -76.979114, 38.843112 ], [ -76.980592, 38.84543 ], [ -76.97976, 38.845696 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009804", "BLKGRPCE": "2", "GEOID": "110010098042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 165671.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8403863", "INTPTLON": "-077.0002310", "mobility_total": "958", "mobility_same_house": "783", "mobility_different_house": "175", "mobility_different_house_same_metro": "175", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.004213, 38.840407 ], [ -77.00351, 38.841332 ], [ -77.003039, 38.841952 ], [ -77.002974, 38.842032 ], [ -77.002905, 38.842112 ], [ -77.002889, 38.842129 ], [ -77.002838, 38.84218 ], [ -77.002783, 38.842228 ], [ -77.002665, 38.842318 ], [ -77.002624, 38.842346 ], [ -77.002559, 38.842386 ], [ -77.00246, 38.84244 ], [ -77.002405, 38.842467 ], [ -77.002349, 38.842493 ], [ -77.002252, 38.842533 ], [ -77.0022, 38.842552 ], [ -77.002094, 38.842587 ], [ -77.001984, 38.842616 ], [ -77.001777, 38.842663 ], [ -77.001554, 38.842716 ], [ -77.000787, 38.842897 ], [ -77.000581, 38.842943 ], [ -77.000488, 38.842963 ], [ -77.000292, 38.843007 ], [ -77.000173, 38.843042 ], [ -77.000116, 38.843062 ], [ -77.00006, 38.843084 ], [ -76.99996, 38.843132 ], [ -76.999876, 38.84308 ], [ -76.999849, 38.84307 ], [ -76.999767, 38.843057 ], [ -76.999701, 38.843051 ], [ -76.999497, 38.843059 ], [ -76.998557, 38.843105 ], [ -76.99845, 38.843109 ], [ -76.998446, 38.842216 ], [ -76.998448, 38.841999 ], [ -76.998448, 38.841878 ], [ -76.998448, 38.841796 ], [ -76.99845, 38.84162 ], [ -76.998449, 38.841464 ], [ -76.998449, 38.841307 ], [ -76.998448, 38.841151 ], [ -76.998448, 38.840447 ], [ -76.99845, 38.840055 ], [ -76.99845, 38.839712 ], [ -76.998455, 38.838766 ], [ -76.998454, 38.838391 ], [ -76.998454, 38.837946 ], [ -76.998451, 38.837678 ], [ -76.998445, 38.837626 ], [ -76.998441, 38.837602 ], [ -76.998431, 38.837555 ], [ -76.998538, 38.837501 ], [ -76.998716, 38.837404 ], [ -76.998886, 38.83731 ], [ -76.999043, 38.837227 ], [ -76.999414, 38.837024 ], [ -76.999651, 38.836892 ], [ -76.999901, 38.836755 ], [ -77.000516, 38.836416 ], [ -77.000759, 38.836291 ], [ -77.000754, 38.836323 ], [ -77.000742, 38.836385 ], [ -77.00072, 38.836472 ], [ -77.000714, 38.836499 ], [ -77.000699, 38.836551 ], [ -77.000667, 38.836655 ], [ -77.000649, 38.836707 ], [ -77.000616, 38.836827 ], [ -77.0006, 38.836894 ], [ -77.000588, 38.836961 ], [ -77.000579, 38.837029 ], [ -77.000574, 38.837097 ], [ -77.000571, 38.837235 ], [ -77.000573, 38.837515 ], [ -77.000572, 38.83788 ], [ -77.000572, 38.838455 ], [ -77.000573, 38.838555 ], [ -77.000573, 38.839521 ], [ -77.000575, 38.839887 ], [ -77.000574, 38.840218 ], [ -77.000573, 38.840305 ], [ -77.000573, 38.840393 ], [ -77.000571, 38.840616 ], [ -77.000573, 38.840978 ], [ -77.000573, 38.841279 ], [ -77.000571, 38.841633 ], [ -77.000571, 38.841786 ], [ -77.000572, 38.841879 ], [ -77.00073, 38.841878 ], [ -77.000759, 38.841879 ], [ -77.000908, 38.841879 ], [ -77.000996, 38.841876 ], [ -77.001056, 38.841872 ], [ -77.001146, 38.841862 ], [ -77.001175, 38.841857 ], [ -77.001233, 38.841845 ], [ -77.001291, 38.841831 ], [ -77.001319, 38.841823 ], [ -77.001388, 38.841799 ], [ -77.001455, 38.841771 ], [ -77.001487, 38.841756 ], [ -77.00155, 38.841723 ], [ -77.001569, 38.841712 ], [ -77.00161, 38.841686 ], [ -77.001638, 38.841667 ], [ -77.001672, 38.841642 ], [ -77.00172, 38.841604 ], [ -77.001766, 38.841563 ], [ -77.00194, 38.841387 ], [ -77.002187, 38.841143 ], [ -77.002364, 38.840971 ], [ -77.00253, 38.840813 ], [ -77.002666, 38.840678 ], [ -77.002773, 38.84057 ], [ -77.00297, 38.84038 ], [ -77.003066, 38.840286 ], [ -77.003124, 38.840245 ], [ -77.003156, 38.840227 ], [ -77.003189, 38.84021 ], [ -77.003223, 38.840195 ], [ -77.003258, 38.840182 ], [ -77.003295, 38.840171 ], [ -77.003332, 38.840162 ], [ -77.00337, 38.840155 ], [ -77.003409, 38.84015 ], [ -77.003445, 38.840148 ], [ -77.003482, 38.840147 ], [ -77.003554, 38.84015 ], [ -77.003626, 38.840159 ], [ -77.003662, 38.840166 ], [ -77.003697, 38.840174 ], [ -77.003731, 38.840183 ], [ -77.003765, 38.840194 ], [ -77.003924, 38.840269 ], [ -77.004213, 38.840407 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009501", "BLKGRPCE": "2", "GEOID": "110010095012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 155626.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9442260", "INTPTLON": "-077.0078052", "mobility_total": "950", "mobility_same_house": "665", "mobility_different_house": "285", "mobility_different_house_same_metro": "213", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.010862, 38.944648 ], [ -77.010812, 38.944677 ], [ -77.010764, 38.944707 ], [ -77.010409, 38.944923 ], [ -77.009996, 38.945178 ], [ -77.009565, 38.945447 ], [ -77.009498, 38.945487 ], [ -77.009433, 38.945529 ], [ -77.009369, 38.945573 ], [ -77.009204, 38.945691 ], [ -77.008991, 38.945916 ], [ -77.008953, 38.945961 ], [ -77.008917, 38.946006 ], [ -77.008882, 38.946052 ], [ -77.008817, 38.946206 ], [ -77.008768, 38.946338 ], [ -77.008718, 38.946478 ], [ -77.008702, 38.946676 ], [ -77.00871, 38.946923 ], [ -77.008705, 38.947051 ], [ -77.008702, 38.947137 ], [ -77.008603, 38.947071 ], [ -77.008194, 38.946799 ], [ -77.007509, 38.946343 ], [ -77.007316, 38.946217 ], [ -77.007175, 38.946126 ], [ -77.00688, 38.945928 ], [ -77.006572, 38.945724 ], [ -77.005879, 38.945268 ], [ -77.005807, 38.945225 ], [ -77.005733, 38.945183 ], [ -77.005657, 38.945144 ], [ -77.00557, 38.945101 ], [ -77.005521, 38.945078 ], [ -77.005371, 38.945015 ], [ -77.00532, 38.944996 ], [ -77.005246, 38.94497 ], [ -77.005529, 38.944465 ], [ -77.005601, 38.944339 ], [ -77.005701, 38.944164 ], [ -77.005803, 38.943983 ], [ -77.005814, 38.943957 ], [ -77.005833, 38.943904 ], [ -77.005848, 38.94385 ], [ -77.005854, 38.943823 ], [ -77.005858, 38.943795 ], [ -77.005864, 38.943741 ], [ -77.005867, 38.943583 ], [ -77.005871, 38.943107 ], [ -77.00587, 38.942863 ], [ -77.005869, 38.942795 ], [ -77.00587, 38.942167 ], [ -77.005871, 38.941643 ], [ -77.005872, 38.941588 ], [ -77.005872, 38.941506 ], [ -77.005873, 38.941396 ], [ -77.005882, 38.941377 ], [ -77.005894, 38.941359 ], [ -77.005909, 38.941343 ], [ -77.005926, 38.941328 ], [ -77.005946, 38.941314 ], [ -77.006979, 38.942014 ], [ -77.007099, 38.942086 ], [ -77.007145, 38.94211 ], [ -77.007192, 38.942133 ], [ -77.007246, 38.942156 ], [ -77.007323, 38.942186 ], [ -77.007391, 38.94221 ], [ -77.007442, 38.942226 ], [ -77.007495, 38.94224 ], [ -77.007729, 38.942305 ], [ -77.007839, 38.942333 ], [ -77.008034, 38.942381 ], [ -77.008146, 38.942405 ], [ -77.008217, 38.942426 ], [ -77.00836, 38.942493 ], [ -77.008494, 38.942563 ], [ -77.00876, 38.942706 ], [ -77.008956, 38.942817 ], [ -77.009021, 38.942857 ], [ -77.009149, 38.942938 ], [ -77.009276, 38.943021 ], [ -77.009338, 38.943063 ], [ -77.009461, 38.943149 ], [ -77.009581, 38.943237 ], [ -77.00965, 38.943291 ], [ -77.009694, 38.943328 ], [ -77.009778, 38.943405 ], [ -77.009798, 38.943425 ], [ -77.010438, 38.944093 ], [ -77.01055, 38.944209 ], [ -77.010803, 38.944475 ], [ -77.010926, 38.944613 ], [ -77.010862, 38.944648 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009503", "BLKGRPCE": "1", "GEOID": "110010095031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 669405.000000, "AWATER": 746.000000, "INTPTLAT": "+38.9473181", "INTPTLON": "-076.9855142", "mobility_total": "1600", "mobility_same_house": "1472", "mobility_different_house": "128", "mobility_different_house_same_metro": "120", "mobility_different_house_different_metro": "8", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.989528, 38.950269 ], [ -76.989528, 38.950956 ], [ -76.989529, 38.951551 ], [ -76.989528, 38.951635 ], [ -76.989526, 38.951764 ], [ -76.989527, 38.951797 ], [ -76.989526, 38.95183 ], [ -76.989523, 38.951864 ], [ -76.989519, 38.951897 ], [ -76.989506, 38.951963 ], [ -76.989486, 38.952027 ], [ -76.989474, 38.952059 ], [ -76.989451, 38.952113 ], [ -76.989431, 38.952156 ], [ -76.989384, 38.952241 ], [ -76.98937, 38.952261 ], [ -76.989357, 38.952282 ], [ -76.989309, 38.952348 ], [ -76.989291, 38.952371 ], [ -76.989272, 38.952393 ], [ -76.989257, 38.952409 ], [ -76.989233, 38.952436 ], [ -76.989212, 38.952457 ], [ -76.989145, 38.952517 ], [ -76.988471, 38.953165 ], [ -76.988396, 38.953238 ], [ -76.9882, 38.953197 ], [ -76.987404, 38.952973 ], [ -76.987021, 38.952862 ], [ -76.986493, 38.95269 ], [ -76.98639, 38.952662 ], [ -76.986286, 38.95264 ], [ -76.986233, 38.952631 ], [ -76.986127, 38.952617 ], [ -76.985991, 38.952608 ], [ -76.985936, 38.952609 ], [ -76.985908, 38.952611 ], [ -76.985854, 38.952618 ], [ -76.9858, 38.95263 ], [ -76.985774, 38.952638 ], [ -76.985749, 38.952647 ], [ -76.98552, 38.952469 ], [ -76.984744, 38.95185 ], [ -76.984691, 38.951825 ], [ -76.984108, 38.951363 ], [ -76.983007, 38.95049 ], [ -76.982981, 38.950469 ], [ -76.978931, 38.947257 ], [ -76.978404, 38.946849 ], [ -76.97823, 38.946715 ], [ -76.977784, 38.94637 ], [ -76.977931, 38.946265 ], [ -76.977961, 38.946246 ], [ -76.978048, 38.946179 ], [ -76.978165, 38.946072 ], [ -76.978196, 38.946045 ], [ -76.978286, 38.945963 ], [ -76.978314, 38.945935 ], [ -76.978397, 38.945848 ], [ -76.978449, 38.945788 ], [ -76.978476, 38.945752 ], [ -76.978532, 38.94568 ], [ -76.978559, 38.945643 ], [ -76.978587, 38.945607 ], [ -76.978625, 38.945556 ], [ -76.978642, 38.945535 ], [ -76.978669, 38.945498 ], [ -76.978688, 38.945474 ], [ -76.978723, 38.945426 ], [ -76.978793, 38.945334 ], [ -76.978854, 38.945252 ], [ -76.979466, 38.94444 ], [ -76.97962, 38.944233 ], [ -76.979824, 38.944235 ], [ -76.980528, 38.944231 ], [ -76.98127, 38.944231 ], [ -76.981675, 38.944233 ], [ -76.981901, 38.944234 ], [ -76.983524, 38.94423 ], [ -76.983642, 38.944231 ], [ -76.984114, 38.944233 ], [ -76.984798, 38.944233 ], [ -76.985308, 38.944234 ], [ -76.985529, 38.944246 ], [ -76.985581, 38.944249 ], [ -76.985784, 38.944234 ], [ -76.986711, 38.944239 ], [ -76.987128, 38.944234 ], [ -76.987251, 38.944234 ], [ -76.987666, 38.944235 ], [ -76.988316, 38.944234 ], [ -76.988325, 38.94427 ], [ -76.988332, 38.944294 ], [ -76.988341, 38.944319 ], [ -76.988456, 38.944751 ], [ -76.988593, 38.945252 ], [ -76.988616, 38.94534 ], [ -76.988722, 38.945694 ], [ -76.988812, 38.945991 ], [ -76.988859, 38.94613 ], [ -76.988895, 38.946269 ], [ -76.98894, 38.946451 ], [ -76.988949, 38.946492 ], [ -76.988959, 38.946532 ], [ -76.98902, 38.946757 ], [ -76.989082, 38.946988 ], [ -76.989136, 38.947173 ], [ -76.989169, 38.947303 ], [ -76.989193, 38.947394 ], [ -76.989354, 38.947981 ], [ -76.989367, 38.948032 ], [ -76.989376, 38.948065 ], [ -76.989437, 38.948296 ], [ -76.989512, 38.948573 ], [ -76.989521, 38.948629 ], [ -76.989527, 38.948685 ], [ -76.989529, 38.948713 ], [ -76.989528, 38.948774 ], [ -76.989528, 38.949202 ], [ -76.98953, 38.949426 ], [ -76.989528, 38.950269 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009503", "BLKGRPCE": "3", "GEOID": "110010095033", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 227323.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9395929", "INTPTLON": "-076.9871791", "mobility_total": "844", "mobility_same_house": "751", "mobility_different_house": "84", "mobility_different_house_same_metro": "72", "mobility_different_house_different_metro": "12", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "9" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.988865, 38.935029 ], [ -76.988861, 38.935109 ], [ -76.988852, 38.935189 ], [ -76.988839, 38.935269 ], [ -76.988771, 38.935647 ], [ -76.988723, 38.935928 ], [ -76.988679, 38.936172 ], [ -76.988654, 38.936336 ], [ -76.988582, 38.936746 ], [ -76.988556, 38.936886 ], [ -76.988492, 38.937241 ], [ -76.988447, 38.937486 ], [ -76.988315, 38.938224 ], [ -76.988315, 38.938244 ], [ -76.988312, 38.938312 ], [ -76.988308, 38.938422 ], [ -76.988303, 38.938982 ], [ -76.988302, 38.939066 ], [ -76.988301, 38.93937 ], [ -76.988297, 38.939657 ], [ -76.988296, 38.939733 ], [ -76.988302, 38.940272 ], [ -76.988305, 38.940471 ], [ -76.988305, 38.940515 ], [ -76.988307, 38.940616 ], [ -76.988307, 38.940723 ], [ -76.988306, 38.940804 ], [ -76.988306, 38.940951 ], [ -76.988303, 38.941202 ], [ -76.988304, 38.941463 ], [ -76.988303, 38.941797 ], [ -76.988306, 38.942786 ], [ -76.988305, 38.942866 ], [ -76.988302, 38.94316 ], [ -76.988302, 38.943261 ], [ -76.988303, 38.943687 ], [ -76.9883, 38.944095 ], [ -76.988302, 38.944148 ], [ -76.988308, 38.944195 ], [ -76.988316, 38.944234 ], [ -76.987666, 38.944235 ], [ -76.987251, 38.944234 ], [ -76.987128, 38.944234 ], [ -76.986711, 38.944239 ], [ -76.985784, 38.944234 ], [ -76.985581, 38.944249 ], [ -76.985529, 38.944246 ], [ -76.985655, 38.944189 ], [ -76.985665, 38.944172 ], [ -76.985671, 38.94415 ], [ -76.985668, 38.943944 ], [ -76.985671, 38.943451 ], [ -76.98567, 38.942861 ], [ -76.98567, 38.942797 ], [ -76.985667, 38.942672 ], [ -76.985646, 38.94256 ], [ -76.985624, 38.942443 ], [ -76.98561, 38.94221 ], [ -76.985606, 38.941921 ], [ -76.985607, 38.941898 ], [ -76.985607, 38.941874 ], [ -76.985611, 38.941803 ], [ -76.985617, 38.941732 ], [ -76.985697, 38.94109 ], [ -76.985741, 38.94072 ], [ -76.985873, 38.939722 ], [ -76.985881, 38.939655 ], [ -76.985884, 38.939622 ], [ -76.985923, 38.939289 ], [ -76.985963, 38.938975 ], [ -76.985967, 38.93894 ], [ -76.985993, 38.938746 ], [ -76.986035, 38.93841 ], [ -76.986047, 38.938308 ], [ -76.98609, 38.937933 ], [ -76.986128, 38.937633 ], [ -76.986175, 38.937239 ], [ -76.98621, 38.936952 ], [ -76.986219, 38.936886 ], [ -76.986263, 38.936538 ], [ -76.986308, 38.93617 ], [ -76.98648, 38.934747 ], [ -76.986586, 38.934741 ], [ -76.986991, 38.934721 ], [ -76.987474, 38.934695 ], [ -76.988841, 38.934628 ], [ -76.988865, 38.934949 ], [ -76.988865, 38.935029 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009504", "BLKGRPCE": "1", "GEOID": "110010095041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 471303.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9378053", "INTPTLON": "-076.9924594", "mobility_total": "1555", "mobility_same_house": "1417", "mobility_different_house": "138", "mobility_different_house_same_metro": "128", "mobility_different_house_different_metro": "10", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.997546, 38.940732 ], [ -76.996774, 38.940733 ], [ -76.996302, 38.940734 ], [ -76.995729, 38.940729 ], [ -76.995627, 38.940728 ], [ -76.995007, 38.940723 ], [ -76.994904, 38.940723 ], [ -76.994792, 38.940722 ], [ -76.993611, 38.940723 ], [ -76.992801, 38.940724 ], [ -76.992745, 38.940725 ], [ -76.992639, 38.940725 ], [ -76.992102, 38.940726 ], [ -76.991571, 38.940723 ], [ -76.991019, 38.940725 ], [ -76.990235, 38.940724 ], [ -76.989656, 38.940724 ], [ -76.989262, 38.940725 ], [ -76.988544, 38.940726 ], [ -76.988307, 38.940723 ], [ -76.988307, 38.940616 ], [ -76.988305, 38.940515 ], [ -76.988305, 38.940471 ], [ -76.988302, 38.940272 ], [ -76.988296, 38.939733 ], [ -76.988297, 38.939657 ], [ -76.988301, 38.93937 ], [ -76.988302, 38.939066 ], [ -76.988303, 38.938982 ], [ -76.988308, 38.938422 ], [ -76.988312, 38.938312 ], [ -76.988315, 38.938244 ], [ -76.988315, 38.938224 ], [ -76.988447, 38.937486 ], [ -76.988492, 38.937241 ], [ -76.988556, 38.936886 ], [ -76.988582, 38.936746 ], [ -76.988654, 38.936336 ], [ -76.988679, 38.936172 ], [ -76.988723, 38.935928 ], [ -76.988771, 38.935647 ], [ -76.988839, 38.935269 ], [ -76.988852, 38.935189 ], [ -76.988861, 38.935109 ], [ -76.988865, 38.935029 ], [ -76.988865, 38.934949 ], [ -76.988841, 38.934628 ], [ -76.98894, 38.934619 ], [ -76.989226, 38.934605 ], [ -76.989632, 38.934582 ], [ -76.989945, 38.934562 ], [ -76.990248, 38.934548 ], [ -76.990598, 38.934538 ], [ -76.991158, 38.934516 ], [ -76.991244, 38.934513 ], [ -76.991688, 38.934487 ], [ -76.992118, 38.934464 ], [ -76.992692, 38.934439 ], [ -76.992793, 38.934429 ], [ -76.992872, 38.93443 ], [ -76.992946, 38.934428 ], [ -76.992986, 38.934425 ], [ -76.993025, 38.934419 ], [ -76.993064, 38.93441 ], [ -76.993244, 38.934311 ], [ -76.993329, 38.934269 ], [ -76.993358, 38.934256 ], [ -76.993529, 38.934184 ], [ -76.993899, 38.93403 ], [ -76.994006, 38.933986 ], [ -76.994179, 38.933925 ], [ -76.994248, 38.933905 ], [ -76.994273, 38.9339 ], [ -76.994304, 38.933899 ], [ -76.994329, 38.933902 ], [ -76.994354, 38.933909 ], [ -76.994399, 38.933937 ], [ -76.994434, 38.934019 ], [ -76.994723, 38.934323 ], [ -76.994871, 38.934626 ], [ -76.996236, 38.937405 ], [ -76.996578, 38.938102 ], [ -76.996817, 38.938732 ], [ -76.997034, 38.93934 ], [ -76.99723, 38.939818 ], [ -76.997469, 38.940318 ], [ -76.997546, 38.940732 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009504", "BLKGRPCE": "2", "GEOID": "110010095042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 555040.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9435899", "INTPTLON": "-076.9936344", "mobility_total": "1515", "mobility_same_house": "1325", "mobility_different_house": "178", "mobility_different_house_same_metro": "110", "mobility_different_house_different_metro": "68", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "12" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.99996, 38.946269 ], [ -76.999935, 38.94627 ], [ -76.99981, 38.946267 ], [ -76.99912, 38.946271 ], [ -76.998998, 38.946272 ], [ -76.998377, 38.946271 ], [ -76.998085, 38.946271 ], [ -76.997637, 38.946273 ], [ -76.997158, 38.94627 ], [ -76.99705, 38.94627 ], [ -76.996925, 38.946269 ], [ -76.996609, 38.946271 ], [ -76.995492, 38.946271 ], [ -76.994953, 38.946273 ], [ -76.994831, 38.946274 ], [ -76.994326, 38.946275 ], [ -76.993868, 38.946272 ], [ -76.993269, 38.946273 ], [ -76.992768, 38.946276 ], [ -76.992646, 38.946276 ], [ -76.992512, 38.946277 ], [ -76.991951, 38.946276 ], [ -76.991319, 38.946272 ], [ -76.990239, 38.946272 ], [ -76.990117, 38.946271 ], [ -76.988991, 38.94627 ], [ -76.988895, 38.946269 ], [ -76.988859, 38.94613 ], [ -76.988812, 38.945991 ], [ -76.988722, 38.945694 ], [ -76.988616, 38.94534 ], [ -76.988593, 38.945252 ], [ -76.988456, 38.944751 ], [ -76.988341, 38.944319 ], [ -76.988332, 38.944294 ], [ -76.988325, 38.94427 ], [ -76.988316, 38.944234 ], [ -76.988308, 38.944195 ], [ -76.988302, 38.944148 ], [ -76.9883, 38.944095 ], [ -76.988303, 38.943687 ], [ -76.988302, 38.943261 ], [ -76.988302, 38.94316 ], [ -76.988305, 38.942866 ], [ -76.988306, 38.942786 ], [ -76.988303, 38.941797 ], [ -76.988304, 38.941463 ], [ -76.988303, 38.941202 ], [ -76.988306, 38.940951 ], [ -76.988306, 38.940804 ], [ -76.988307, 38.940723 ], [ -76.988544, 38.940726 ], [ -76.989262, 38.940725 ], [ -76.989656, 38.940724 ], [ -76.990235, 38.940724 ], [ -76.991019, 38.940725 ], [ -76.991571, 38.940723 ], [ -76.992102, 38.940726 ], [ -76.992639, 38.940725 ], [ -76.992745, 38.940725 ], [ -76.992801, 38.940724 ], [ -76.993611, 38.940723 ], [ -76.994792, 38.940722 ], [ -76.994904, 38.940723 ], [ -76.995007, 38.940723 ], [ -76.995627, 38.940728 ], [ -76.995729, 38.940729 ], [ -76.996302, 38.940734 ], [ -76.996774, 38.940733 ], [ -76.997546, 38.940732 ], [ -77.000077, 38.94627 ], [ -76.99996, 38.946269 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009505", "BLKGRPCE": "2", "GEOID": "110010095052", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 474721.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9642740", "INTPTLON": "-077.0070510", "mobility_total": "928", "mobility_same_house": "887", "mobility_different_house": "41", "mobility_different_house_same_metro": "24", "mobility_different_house_different_metro": "17", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.010713, 38.962357 ], [ -77.010461, 38.962695 ], [ -77.009602, 38.963849 ], [ -77.009562, 38.963905 ], [ -77.009537, 38.963937 ], [ -77.009499, 38.963989 ], [ -77.008927, 38.964758 ], [ -77.008963, 38.96479 ], [ -77.009032, 38.964848 ], [ -77.009089, 38.964899 ], [ -77.009185, 38.964983 ], [ -77.009159, 38.964999 ], [ -77.009139, 38.96502 ], [ -77.009126, 38.965043 ], [ -77.009114, 38.965097 ], [ -77.009097, 38.965189 ], [ -77.009076, 38.965327 ], [ -77.009064, 38.965419 ], [ -77.009054, 38.965511 ], [ -77.009045, 38.965613 ], [ -77.009041, 38.96568 ], [ -77.009039, 38.965748 ], [ -77.009039, 38.965816 ], [ -77.009048, 38.966331 ], [ -77.009047, 38.966419 ], [ -77.009046, 38.966755 ], [ -77.009048, 38.967339 ], [ -77.009049, 38.967421 ], [ -77.009047, 38.968217 ], [ -77.009042, 38.969096 ], [ -77.009042, 38.969696 ], [ -77.009044, 38.969873 ], [ -77.009042, 38.969893 ], [ -77.009036, 38.969919 ], [ -77.009022, 38.969948 ], [ -77.008993, 38.969987 ], [ -77.008928, 38.970042 ], [ -77.008852, 38.970109 ], [ -77.008625, 38.970307 ], [ -77.008575, 38.97035 ], [ -77.00852, 38.970395 ], [ -77.007708, 38.969768 ], [ -77.006516, 38.968861 ], [ -77.006105, 38.96854 ], [ -77.005252, 38.967877 ], [ -77.004602, 38.967353 ], [ -77.004479, 38.967258 ], [ -77.003555, 38.966548 ], [ -77.003346, 38.966384 ], [ -77.002511, 38.965731 ], [ -77.002436, 38.965673 ], [ -77.002585, 38.965512 ], [ -77.002744, 38.965342 ], [ -77.002946, 38.965085 ], [ -77.003728, 38.96402 ], [ -77.003897, 38.963794 ], [ -77.004372, 38.963157 ], [ -77.004637, 38.962798 ], [ -77.004712, 38.962698 ], [ -77.005001, 38.962308 ], [ -77.005148, 38.962108 ], [ -77.005221, 38.962011 ], [ -77.005323, 38.961876 ], [ -77.005495, 38.961643 ], [ -77.005567, 38.961549 ], [ -77.005646, 38.961445 ], [ -77.005771, 38.961272 ], [ -77.00589, 38.961118 ], [ -77.006167, 38.960742 ], [ -77.006552, 38.96022 ], [ -77.006749, 38.959951 ], [ -77.006931, 38.95971 ], [ -77.007009, 38.959634 ], [ -77.007085, 38.959502 ], [ -77.00727, 38.959252 ], [ -77.007667, 38.958726 ], [ -77.007743, 38.958619 ], [ -77.007857, 38.958464 ], [ -77.008008, 38.958266 ], [ -77.008104, 38.958133 ], [ -77.00828, 38.957895 ], [ -77.0083, 38.957869 ], [ -77.008454, 38.957661 ], [ -77.008521, 38.957572 ], [ -77.008547, 38.957525 ], [ -77.008617, 38.957396 ], [ -77.008884, 38.957037 ], [ -77.008904, 38.957017 ], [ -77.008949, 38.956981 ], [ -77.009006, 38.956943 ], [ -77.009047, 38.957301 ], [ -77.009049, 38.95766 ], [ -77.009045, 38.958401 ], [ -77.009046, 38.958506 ], [ -77.009046, 38.95865 ], [ -77.009047, 38.958729 ], [ -77.009049, 38.958807 ], [ -77.00905, 38.95889 ], [ -77.009049, 38.95915 ], [ -77.00905, 38.959446 ], [ -77.009048, 38.959551 ], [ -77.009049, 38.95958 ], [ -77.009051, 38.959608 ], [ -77.009057, 38.959646 ], [ -77.009068, 38.959692 ], [ -77.009094, 38.959761 ], [ -77.009109, 38.959807 ], [ -77.009157, 38.959943 ], [ -77.009191, 38.960033 ], [ -77.009251, 38.960184 ], [ -77.009263, 38.960213 ], [ -77.009355, 38.960456 ], [ -77.009393, 38.960553 ], [ -77.009452, 38.960698 ], [ -77.009491, 38.960782 ], [ -77.009533, 38.960864 ], [ -77.009579, 38.960946 ], [ -77.00961, 38.960998 ], [ -77.009653, 38.961066 ], [ -77.00968, 38.961106 ], [ -77.009725, 38.961168 ], [ -77.009858, 38.961339 ], [ -77.01009, 38.961622 ], [ -77.010461, 38.962081 ], [ -77.010631, 38.962289 ], [ -77.010713, 38.962357 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009505", "BLKGRPCE": "1", "GEOID": "110010095051", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 171941.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9628486", "INTPTLON": "-077.0020704", "mobility_total": "918", "mobility_same_house": "894", "mobility_different_house": "24", "mobility_different_house_same_metro": "11", "mobility_different_house_different_metro": "13", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.005646, 38.961445 ], [ -77.005567, 38.961549 ], [ -77.005495, 38.961643 ], [ -77.005323, 38.961876 ], [ -77.005221, 38.962011 ], [ -77.005148, 38.962108 ], [ -77.005001, 38.962308 ], [ -77.004712, 38.962698 ], [ -77.004637, 38.962798 ], [ -77.004372, 38.963157 ], [ -77.003897, 38.963794 ], [ -77.003728, 38.96402 ], [ -77.002946, 38.965085 ], [ -77.002744, 38.965342 ], [ -77.002585, 38.965512 ], [ -77.002436, 38.965673 ], [ -77.001498, 38.964951 ], [ -77.000794, 38.964397 ], [ -77.000705, 38.964327 ], [ -77.000161, 38.963903 ], [ -77.000142, 38.963889 ], [ -77.000053, 38.963819 ], [ -76.999947, 38.963737 ], [ -76.99974, 38.963577 ], [ -76.999311, 38.963242 ], [ -76.999154, 38.963118 ], [ -76.999073, 38.963055 ], [ -76.999091, 38.963038 ], [ -76.999105, 38.963019 ], [ -76.999115, 38.962998 ], [ -76.999122, 38.962977 ], [ -76.999125, 38.962955 ], [ -76.999124, 38.962798 ], [ -76.999125, 38.962778 ], [ -76.999122, 38.962736 ], [ -76.999118, 38.962715 ], [ -76.999113, 38.962695 ], [ -76.999105, 38.962672 ], [ -76.999099, 38.962649 ], [ -76.999095, 38.962625 ], [ -76.999094, 38.962604 ], [ -76.999095, 38.962577 ], [ -76.999097, 38.962007 ], [ -76.999098, 38.961267 ], [ -77.000055, 38.961266 ], [ -77.001013, 38.961269 ], [ -77.001123, 38.961268 ], [ -77.002763, 38.961265 ], [ -77.003131, 38.961264 ], [ -77.003438, 38.961266 ], [ -77.003758, 38.961267 ], [ -77.004872, 38.961267 ], [ -77.00504, 38.96127 ], [ -77.005103, 38.96127 ], [ -77.005286, 38.961271 ], [ -77.005459, 38.961261 ], [ -77.005618, 38.961258 ], [ -77.005771, 38.961272 ], [ -77.005646, 38.961445 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009505", "BLKGRPCE": "3", "GEOID": "110010095053", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 387189.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9585430", "INTPTLON": "-077.0043049", "mobility_total": "954", "mobility_same_house": "939", "mobility_different_house": "15", "mobility_different_house_same_metro": "12", "mobility_different_house_different_metro": "3", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009048, 38.955369 ], [ -77.009018, 38.955699 ], [ -77.009026, 38.956197 ], [ -77.009022, 38.956587 ], [ -77.009006, 38.956943 ], [ -77.008949, 38.956981 ], [ -77.008904, 38.957017 ], [ -77.008884, 38.957037 ], [ -77.008617, 38.957396 ], [ -77.008547, 38.957525 ], [ -77.008521, 38.957572 ], [ -77.008454, 38.957661 ], [ -77.0083, 38.957869 ], [ -77.00828, 38.957895 ], [ -77.008104, 38.958133 ], [ -77.008008, 38.958266 ], [ -77.007857, 38.958464 ], [ -77.007743, 38.958619 ], [ -77.007667, 38.958726 ], [ -77.00727, 38.959252 ], [ -77.007085, 38.959502 ], [ -77.007009, 38.959634 ], [ -77.006931, 38.95971 ], [ -77.006749, 38.959951 ], [ -77.006552, 38.96022 ], [ -77.006167, 38.960742 ], [ -77.00589, 38.961118 ], [ -77.005771, 38.961272 ], [ -77.005618, 38.961258 ], [ -77.005459, 38.961261 ], [ -77.005286, 38.961271 ], [ -77.005103, 38.96127 ], [ -77.00504, 38.96127 ], [ -77.004872, 38.961267 ], [ -77.003758, 38.961267 ], [ -77.003438, 38.961266 ], [ -77.003131, 38.961264 ], [ -77.002763, 38.961265 ], [ -77.001123, 38.961268 ], [ -77.001013, 38.961269 ], [ -77.000055, 38.961266 ], [ -76.999098, 38.961267 ], [ -76.999097, 38.962007 ], [ -76.999095, 38.962577 ], [ -76.999094, 38.962604 ], [ -76.999095, 38.962625 ], [ -76.999099, 38.962649 ], [ -76.999105, 38.962672 ], [ -76.999113, 38.962695 ], [ -76.999118, 38.962715 ], [ -76.999122, 38.962736 ], [ -76.999125, 38.962778 ], [ -76.999124, 38.962798 ], [ -76.999125, 38.962955 ], [ -76.999122, 38.962977 ], [ -76.999115, 38.962998 ], [ -76.999105, 38.963019 ], [ -76.999091, 38.963038 ], [ -76.999073, 38.963055 ], [ -76.998988, 38.962988 ], [ -76.998877, 38.962901 ], [ -76.99882, 38.962856 ], [ -76.998751, 38.962802 ], [ -76.998616, 38.962696 ], [ -76.998541, 38.962638 ], [ -76.998468, 38.96258 ], [ -76.997897, 38.962132 ], [ -76.99788, 38.962119 ], [ -76.997802, 38.962058 ], [ -76.997697, 38.961978 ], [ -76.997341, 38.961702 ], [ -76.99723, 38.961616 ], [ -76.997291, 38.961601 ], [ -76.997441, 38.961558 ], [ -76.997539, 38.961526 ], [ -76.997706, 38.961475 ], [ -76.997747, 38.961461 ], [ -76.997872, 38.961422 ], [ -76.997913, 38.961408 ], [ -76.997955, 38.961395 ], [ -76.998145, 38.961332 ], [ -76.998272, 38.961286 ], [ -76.998364, 38.961253 ], [ -76.998455, 38.961217 ], [ -76.998544, 38.96118 ], [ -76.998632, 38.96114 ], [ -76.998806, 38.961056 ], [ -76.998892, 38.961012 ], [ -76.99902, 38.960943 ], [ -76.999074, 38.960911 ], [ -76.999103, 38.960895 ], [ -76.999262, 38.960796 ], [ -76.999377, 38.960719 ], [ -76.99949, 38.960639 ], [ -76.999545, 38.960598 ], [ -76.999652, 38.960514 ], [ -76.999735, 38.960446 ], [ -76.999793, 38.960395 ], [ -76.999908, 38.96029 ], [ -76.999935, 38.960263 ], [ -76.999963, 38.960237 ], [ -77.000059, 38.960139 ], [ -77.0001, 38.960096 ], [ -77.000205, 38.959981 ], [ -77.000256, 38.959922 ], [ -77.000354, 38.959803 ], [ -77.000449, 38.959681 ], [ -77.0005, 38.959611 ], [ -77.000558, 38.959536 ], [ -77.000921, 38.959061 ], [ -77.001062, 38.958867 ], [ -77.001131, 38.958776 ], [ -77.001241, 38.958609 ], [ -77.001416, 38.958197 ], [ -77.002103, 38.956769 ], [ -77.002129, 38.956715 ], [ -77.002175, 38.956664 ], [ -77.002351, 38.956467 ], [ -77.003249, 38.956122 ], [ -77.003794, 38.955888 ], [ -77.003926, 38.955857 ], [ -77.004655, 38.955684 ], [ -77.004983, 38.955693 ], [ -77.006259, 38.9554 ], [ -77.006792, 38.955278 ], [ -77.007282, 38.95517 ], [ -77.0077, 38.955079 ], [ -77.008224, 38.954957 ], [ -77.00884, 38.954825 ], [ -77.008879, 38.95482 ], [ -77.008918, 38.954817 ], [ -77.008997, 38.954814 ], [ -77.009046, 38.954815 ], [ -77.009045, 38.954996 ], [ -77.009046, 38.955058 ], [ -77.009047, 38.955307 ], [ -77.009048, 38.955369 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009507", "BLKGRPCE": "1", "GEOID": "110010095071", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 293853.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9585007", "INTPTLON": "-076.9977582", "mobility_total": "1611", "mobility_same_house": "1569", "mobility_different_house": "42", "mobility_different_house_same_metro": "42", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.002129, 38.956715 ], [ -77.002103, 38.956769 ], [ -77.001416, 38.958197 ], [ -77.001241, 38.958609 ], [ -77.001131, 38.958776 ], [ -77.001062, 38.958867 ], [ -77.000921, 38.959061 ], [ -77.000558, 38.959536 ], [ -77.0005, 38.959611 ], [ -77.000449, 38.959681 ], [ -77.000354, 38.959803 ], [ -77.000256, 38.959922 ], [ -77.000205, 38.959981 ], [ -77.0001, 38.960096 ], [ -77.000059, 38.960139 ], [ -76.999963, 38.960237 ], [ -76.999935, 38.960263 ], [ -76.999908, 38.96029 ], [ -76.999793, 38.960395 ], [ -76.999735, 38.960446 ], [ -76.999652, 38.960514 ], [ -76.999545, 38.960598 ], [ -76.99949, 38.960639 ], [ -76.999377, 38.960719 ], [ -76.999262, 38.960796 ], [ -76.999103, 38.960895 ], [ -76.999074, 38.960911 ], [ -76.99902, 38.960943 ], [ -76.998892, 38.961012 ], [ -76.998806, 38.961056 ], [ -76.998632, 38.96114 ], [ -76.998544, 38.96118 ], [ -76.998455, 38.961217 ], [ -76.998364, 38.961253 ], [ -76.998272, 38.961286 ], [ -76.998145, 38.961332 ], [ -76.997955, 38.961395 ], [ -76.997913, 38.961408 ], [ -76.997872, 38.961422 ], [ -76.997747, 38.961461 ], [ -76.997706, 38.961475 ], [ -76.997539, 38.961526 ], [ -76.997441, 38.961558 ], [ -76.997291, 38.961601 ], [ -76.99723, 38.961616 ], [ -76.997199, 38.961592 ], [ -76.997109, 38.961523 ], [ -76.996912, 38.961369 ], [ -76.996657, 38.961169 ], [ -76.996167, 38.960788 ], [ -76.995706, 38.960429 ], [ -76.995625, 38.960366 ], [ -76.99504, 38.959907 ], [ -76.994436, 38.959434 ], [ -76.994351, 38.959367 ], [ -76.994264, 38.959299 ], [ -76.994242, 38.959282 ], [ -76.993704, 38.958861 ], [ -76.993276, 38.958528 ], [ -76.993247, 38.958506 ], [ -76.993077, 38.958373 ], [ -76.992879, 38.958218 ], [ -76.992741, 38.958111 ], [ -76.992635, 38.958029 ], [ -76.99253, 38.957946 ], [ -76.992228, 38.957712 ], [ -76.992149, 38.95765 ], [ -76.992103, 38.957613 ], [ -76.992056, 38.957576 ], [ -76.992044, 38.957566 ], [ -76.992012, 38.957541 ], [ -76.991964, 38.957503 ], [ -76.991909, 38.957459 ], [ -76.991859, 38.95742 ], [ -76.991842, 38.957407 ], [ -76.991635, 38.957246 ], [ -76.991668, 38.957238 ], [ -76.991735, 38.957226 ], [ -76.991803, 38.957217 ], [ -76.991838, 38.957214 ], [ -76.991906, 38.957212 ], [ -76.991941, 38.957212 ], [ -76.991975, 38.957214 ], [ -76.992438, 38.95725 ], [ -76.99248, 38.957254 ], [ -76.992689, 38.957268 ], [ -76.992856, 38.957272 ], [ -76.993319, 38.957273 ], [ -76.994186, 38.957273 ], [ -76.99438, 38.957274 ], [ -76.995336, 38.957271 ], [ -76.995783, 38.957272 ], [ -76.997052, 38.957272 ], [ -76.997157, 38.957268 ], [ -76.997261, 38.957261 ], [ -76.997408, 38.957245 ], [ -76.997537, 38.957225 ], [ -76.997574, 38.957218 ], [ -76.997682, 38.957194 ], [ -76.997788, 38.957167 ], [ -76.99784, 38.957152 ], [ -76.997944, 38.957119 ], [ -76.998045, 38.957083 ], [ -76.998132, 38.957049 ], [ -76.998216, 38.957012 ], [ -76.998299, 38.956972 ], [ -76.998379, 38.956929 ], [ -76.998482, 38.956868 ], [ -76.998546, 38.956827 ], [ -76.998581, 38.956803 ], [ -76.998651, 38.956752 ], [ -76.998759, 38.956666 ], [ -76.998818, 38.956613 ], [ -76.998898, 38.956529 ], [ -76.998923, 38.9565 ], [ -76.99897, 38.95644 ], [ -76.999047, 38.956344 ], [ -76.999228, 38.956108 ], [ -76.999369, 38.955952 ], [ -76.999447, 38.955874 ], [ -76.999511, 38.955814 ], [ -76.999555, 38.955774 ], [ -76.999639, 38.9557 ], [ -76.999663, 38.95568 ], [ -76.999739, 38.955622 ], [ -76.999844, 38.955547 ], [ -76.999898, 38.955511 ], [ -77.000275, 38.955294 ], [ -77.000472, 38.955434 ], [ -77.000863, 38.955693 ], [ -77.001839, 38.956435 ], [ -77.001885, 38.95647 ], [ -77.002175, 38.956664 ], [ -77.002129, 38.956715 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009508", "BLKGRPCE": "2", "GEOID": "110010095082", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 249822.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9557112", "INTPTLON": "-076.9949901", "mobility_total": "1233", "mobility_same_house": "1156", "mobility_different_house": "77", "mobility_different_house_same_metro": "77", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.000275, 38.955294 ], [ -76.999898, 38.955511 ], [ -76.999844, 38.955547 ], [ -76.999739, 38.955622 ], [ -76.999663, 38.95568 ], [ -76.999639, 38.9557 ], [ -76.999555, 38.955774 ], [ -76.999511, 38.955814 ], [ -76.999447, 38.955874 ], [ -76.999369, 38.955952 ], [ -76.999228, 38.956108 ], [ -76.999047, 38.956344 ], [ -76.99897, 38.95644 ], [ -76.998923, 38.9565 ], [ -76.998898, 38.956529 ], [ -76.998818, 38.956613 ], [ -76.998759, 38.956666 ], [ -76.998651, 38.956752 ], [ -76.998581, 38.956803 ], [ -76.998546, 38.956827 ], [ -76.998482, 38.956868 ], [ -76.998379, 38.956929 ], [ -76.998299, 38.956972 ], [ -76.998216, 38.957012 ], [ -76.998132, 38.957049 ], [ -76.998045, 38.957083 ], [ -76.997944, 38.957119 ], [ -76.99784, 38.957152 ], [ -76.997788, 38.957167 ], [ -76.997682, 38.957194 ], [ -76.997574, 38.957218 ], [ -76.997537, 38.957225 ], [ -76.997408, 38.957245 ], [ -76.997261, 38.957261 ], [ -76.997157, 38.957268 ], [ -76.997052, 38.957272 ], [ -76.995783, 38.957272 ], [ -76.995336, 38.957271 ], [ -76.99438, 38.957274 ], [ -76.994186, 38.957273 ], [ -76.993319, 38.957273 ], [ -76.992856, 38.957272 ], [ -76.992689, 38.957268 ], [ -76.99248, 38.957254 ], [ -76.992438, 38.95725 ], [ -76.991975, 38.957214 ], [ -76.991941, 38.957212 ], [ -76.991906, 38.957212 ], [ -76.991838, 38.957214 ], [ -76.991803, 38.957217 ], [ -76.991735, 38.957226 ], [ -76.991668, 38.957238 ], [ -76.991635, 38.957246 ], [ -76.99152, 38.957157 ], [ -76.99119, 38.956899 ], [ -76.991071, 38.956807 ], [ -76.990993, 38.956746 ], [ -76.990921, 38.95669 ], [ -76.990849, 38.956634 ], [ -76.990494, 38.95635 ], [ -76.990431, 38.9563 ], [ -76.990353, 38.956239 ], [ -76.990273, 38.956176 ], [ -76.990187, 38.956107 ], [ -76.990003, 38.955961 ], [ -76.989786, 38.955793 ], [ -76.989568, 38.955623 ], [ -76.989464, 38.955542 ], [ -76.98939, 38.955484 ], [ -76.989547, 38.955351 ], [ -76.989737, 38.955205 ], [ -76.989971, 38.955021 ], [ -76.990104, 38.954918 ], [ -76.990133, 38.954898 ], [ -76.990163, 38.954879 ], [ -76.990216, 38.954848 ], [ -76.990258, 38.954822 ], [ -76.9903, 38.954798 ], [ -76.990357, 38.954766 ], [ -76.990461, 38.954716 ], [ -76.990569, 38.954672 ], [ -76.990625, 38.954652 ], [ -76.990681, 38.954634 ], [ -76.990802, 38.954599 ], [ -76.990866, 38.954584 ], [ -76.990931, 38.95457 ], [ -76.990997, 38.954558 ], [ -76.991063, 38.954548 ], [ -76.991129, 38.95454 ], [ -76.991196, 38.954534 ], [ -76.991263, 38.95453 ], [ -76.991331, 38.954528 ], [ -76.991398, 38.954528 ], [ -76.991558, 38.954526 ], [ -76.991684, 38.954524 ], [ -76.992106, 38.954527 ], [ -76.993233, 38.954524 ], [ -76.993529, 38.954526 ], [ -76.993851, 38.954527 ], [ -76.994648, 38.954526 ], [ -76.994964, 38.954526 ], [ -76.99513, 38.954521 ], [ -76.995347, 38.954504 ], [ -76.995452, 38.954494 ], [ -76.995557, 38.954481 ], [ -76.995713, 38.954457 ], [ -76.995816, 38.954438 ], [ -76.995994, 38.954398 ], [ -76.996128, 38.954368 ], [ -76.996222, 38.954344 ], [ -76.99636, 38.954304 ], [ -76.996451, 38.954274 ], [ -76.996541, 38.954242 ], [ -76.996585, 38.954224 ], [ -76.996739, 38.954167 ], [ -76.996927, 38.954088 ], [ -76.997002, 38.954053 ], [ -76.997199, 38.953969 ], [ -76.997279, 38.953938 ], [ -76.99749, 38.953861 ], [ -76.997708, 38.953786 ], [ -76.997796, 38.953758 ], [ -76.998001, 38.953702 ], [ -76.998152, 38.953662 ], [ -76.998291, 38.953771 ], [ -76.998837, 38.954188 ], [ -76.999063, 38.95436 ], [ -76.999529, 38.954718 ], [ -76.999921, 38.955019 ], [ -77.000187, 38.955225 ], [ -77.000275, 38.955294 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009508", "BLKGRPCE": "1", "GEOID": "110010095081", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 461832.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9530330", "INTPTLON": "-077.0032046", "mobility_total": "976", "mobility_same_house": "608", "mobility_different_house": "330", "mobility_different_house_same_metro": "276", "mobility_different_house_different_metro": "54", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "38" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.00905, 38.953334 ], [ -77.009047, 38.953452 ], [ -77.009045, 38.953529 ], [ -77.009049, 38.953791 ], [ -77.009048, 38.954109 ], [ -77.009048, 38.954478 ], [ -77.009047, 38.954545 ], [ -77.009047, 38.954623 ], [ -77.009046, 38.954815 ], [ -77.008997, 38.954814 ], [ -77.008918, 38.954817 ], [ -77.008879, 38.95482 ], [ -77.00884, 38.954825 ], [ -77.008224, 38.954957 ], [ -77.0077, 38.955079 ], [ -77.007282, 38.95517 ], [ -77.006792, 38.955278 ], [ -77.006259, 38.9554 ], [ -77.004983, 38.955693 ], [ -77.004655, 38.955684 ], [ -77.003926, 38.955857 ], [ -77.003794, 38.955888 ], [ -77.003249, 38.956122 ], [ -77.002351, 38.956467 ], [ -77.002175, 38.956664 ], [ -77.001885, 38.95647 ], [ -77.001839, 38.956435 ], [ -77.000863, 38.955693 ], [ -77.000472, 38.955434 ], [ -77.000275, 38.955294 ], [ -77.000187, 38.955225 ], [ -76.999921, 38.955019 ], [ -76.999529, 38.954718 ], [ -76.999063, 38.95436 ], [ -76.998837, 38.954188 ], [ -76.998291, 38.953771 ], [ -76.998152, 38.953662 ], [ -76.998365, 38.953605 ], [ -76.999431, 38.953361 ], [ -76.999561, 38.953332 ], [ -76.999363, 38.953148 ], [ -76.99923, 38.953003 ], [ -76.99918, 38.952943 ], [ -76.999108, 38.952853 ], [ -76.998976, 38.952668 ], [ -76.998964, 38.952647 ], [ -76.998954, 38.952626 ], [ -76.998939, 38.952582 ], [ -76.998934, 38.95256 ], [ -76.998717, 38.952577 ], [ -76.998674, 38.952579 ], [ -76.998632, 38.952582 ], [ -76.998461, 38.952586 ], [ -76.997878, 38.952583 ], [ -76.997818, 38.952582 ], [ -76.997577, 38.952587 ], [ -76.997337, 38.952596 ], [ -76.997071, 38.95261 ], [ -76.996818, 38.952634 ], [ -76.996711, 38.952552 ], [ -76.996651, 38.952505 ], [ -76.996173, 38.952138 ], [ -76.995986, 38.951996 ], [ -76.996185, 38.951964 ], [ -76.996536, 38.951915 ], [ -76.996905, 38.951874 ], [ -76.996984, 38.951866 ], [ -76.997103, 38.951857 ], [ -76.997182, 38.951853 ], [ -76.99741, 38.951846 ], [ -76.997663, 38.95183 ], [ -76.997884, 38.951822 ], [ -76.997909, 38.951822 ], [ -76.998007, 38.951815 ], [ -76.998831, 38.951608 ], [ -77.000795, 38.951151 ], [ -77.001721, 38.950878 ], [ -77.001333, 38.949468 ], [ -77.000446, 38.947387 ], [ -77.000266, 38.946962 ], [ -77.00055, 38.947009 ], [ -77.000458, 38.947276 ], [ -77.000553, 38.947348 ], [ -77.003314, 38.949436 ], [ -77.003402, 38.949546 ], [ -77.003423, 38.949574 ], [ -77.003482, 38.94966 ], [ -77.003536, 38.949748 ], [ -77.003553, 38.949777 ], [ -77.003585, 38.949837 ], [ -77.003599, 38.949867 ], [ -77.003635, 38.94996 ], [ -77.003654, 38.950022 ], [ -77.00367, 38.9501 ], [ -77.003677, 38.950139 ], [ -77.003707, 38.950397 ], [ -77.003725, 38.950531 ], [ -77.003745, 38.950665 ], [ -77.003761, 38.95074 ], [ -77.003772, 38.950778 ], [ -77.003785, 38.950813 ], [ -77.003799, 38.950847 ], [ -77.003817, 38.950885 ], [ -77.003838, 38.950925 ], [ -77.003858, 38.950959 ], [ -77.003882, 38.950991 ], [ -77.00391, 38.951021 ], [ -77.003942, 38.951048 ], [ -77.003981, 38.951076 ], [ -77.004027, 38.951104 ], [ -77.004105, 38.95114 ], [ -77.004132, 38.951156 ], [ -77.004156, 38.951172 ], [ -77.004179, 38.951191 ], [ -77.0042, 38.95121 ], [ -77.00422, 38.951231 ], [ -77.004277, 38.9513 ], [ -77.004343, 38.951376 ], [ -77.004475, 38.951505 ], [ -77.004511, 38.951536 ], [ -77.00455, 38.951565 ], [ -77.00459, 38.951592 ], [ -77.004705, 38.951664 ], [ -77.004803, 38.951718 ], [ -77.004854, 38.951743 ], [ -77.004961, 38.951787 ], [ -77.00507, 38.951827 ], [ -77.005125, 38.951846 ], [ -77.005178, 38.951863 ], [ -77.00531, 38.951901 ], [ -77.005391, 38.951921 ], [ -77.005562, 38.951957 ], [ -77.005677, 38.951979 ], [ -77.005922, 38.952029 ], [ -77.005965, 38.952037 ], [ -77.006009, 38.952042 ], [ -77.006054, 38.952046 ], [ -77.006098, 38.952048 ], [ -77.006188, 38.952045 ], [ -77.006233, 38.952042 ], [ -77.006321, 38.952029 ], [ -77.006365, 38.95202 ], [ -77.006468, 38.951996 ], [ -77.006624, 38.951965 ], [ -77.0071, 38.951866 ], [ -77.007255, 38.951838 ], [ -77.007397, 38.951817 ], [ -77.007473, 38.951811 ], [ -77.007549, 38.951808 ], [ -77.007667, 38.951802 ], [ -77.00783, 38.951798 ], [ -77.007835, 38.951941 ], [ -77.007835, 38.952001 ], [ -77.007834, 38.952031 ], [ -77.007831, 38.952374 ], [ -77.007951, 38.952388 ], [ -77.008011, 38.952394 ], [ -77.00834, 38.952407 ], [ -77.008409, 38.952408 ], [ -77.008658, 38.95241 ], [ -77.008867, 38.952409 ], [ -77.009007, 38.952407 ], [ -77.009015, 38.952512 ], [ -77.009038, 38.952761 ], [ -77.009042, 38.952821 ], [ -77.009045, 38.952852 ], [ -77.00905, 38.952973 ], [ -77.00905, 38.953034 ], [ -77.009052, 38.953115 ], [ -77.00905, 38.953334 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009509", "BLKGRPCE": "1", "GEOID": "110010095091", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 178404.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9505145", "INTPTLON": "-076.9916956", "mobility_total": "1732", "mobility_same_house": "1463", "mobility_different_house": "269", "mobility_different_house_same_metro": "269", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.995986, 38.951996 ], [ -76.995791, 38.952028 ], [ -76.995423, 38.9521 ], [ -76.995175, 38.952152 ], [ -76.994968, 38.952199 ], [ -76.994813, 38.952237 ], [ -76.99477, 38.952249 ], [ -76.994638, 38.952279 ], [ -76.994548, 38.952295 ], [ -76.994413, 38.952314 ], [ -76.99426, 38.952329 ], [ -76.994152, 38.952337 ], [ -76.994099, 38.95234 ], [ -76.993957, 38.952345 ], [ -76.993828, 38.952347 ], [ -76.993269, 38.952367 ], [ -76.993078, 38.952373 ], [ -76.992817, 38.95238 ], [ -76.992704, 38.952384 ], [ -76.992623, 38.952386 ], [ -76.992132, 38.952403 ], [ -76.991862, 38.952407 ], [ -76.991687, 38.952408 ], [ -76.991592, 38.952408 ], [ -76.991524, 38.952407 ], [ -76.990818, 38.952406 ], [ -76.990552, 38.952407 ], [ -76.990115, 38.952408 ], [ -76.989457, 38.952407 ], [ -76.989257, 38.952409 ], [ -76.989272, 38.952393 ], [ -76.989291, 38.952371 ], [ -76.989309, 38.952348 ], [ -76.989357, 38.952282 ], [ -76.98937, 38.952261 ], [ -76.989384, 38.952241 ], [ -76.989431, 38.952156 ], [ -76.989451, 38.952113 ], [ -76.989474, 38.952059 ], [ -76.989486, 38.952027 ], [ -76.989506, 38.951963 ], [ -76.989519, 38.951897 ], [ -76.989523, 38.951864 ], [ -76.989526, 38.95183 ], [ -76.989527, 38.951797 ], [ -76.989526, 38.951764 ], [ -76.989528, 38.951635 ], [ -76.989529, 38.951551 ], [ -76.989528, 38.950956 ], [ -76.989528, 38.950269 ], [ -76.98953, 38.949426 ], [ -76.989528, 38.949202 ], [ -76.989528, 38.948774 ], [ -76.989529, 38.948713 ], [ -76.989527, 38.948685 ], [ -76.989521, 38.948629 ], [ -76.989512, 38.948573 ], [ -76.989437, 38.948296 ], [ -76.989376, 38.948065 ], [ -76.989367, 38.948032 ], [ -76.989354, 38.947981 ], [ -76.989193, 38.947394 ], [ -76.989169, 38.947303 ], [ -76.989136, 38.947173 ], [ -76.989082, 38.946988 ], [ -76.98902, 38.946757 ], [ -76.989463, 38.947072 ], [ -76.989761, 38.947287 ], [ -76.990076, 38.947512 ], [ -76.990118, 38.947543 ], [ -76.9902, 38.947601 ], [ -76.990575, 38.94787 ], [ -76.990702, 38.947962 ], [ -76.990983, 38.948162 ], [ -76.991111, 38.948259 ], [ -76.991468, 38.948527 ], [ -76.991701, 38.948705 ], [ -76.991736, 38.948733 ], [ -76.99233, 38.949187 ], [ -76.993078, 38.949762 ], [ -76.993178, 38.94984 ], [ -76.99327, 38.94991 ], [ -76.993715, 38.950254 ], [ -76.993978, 38.950455 ], [ -76.994265, 38.950678 ], [ -76.994354, 38.950745 ], [ -76.994911, 38.951171 ], [ -76.995078, 38.9513 ], [ -76.99539, 38.951539 ], [ -76.995472, 38.951603 ], [ -76.995882, 38.951918 ], [ -76.995986, 38.951996 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009509", "BLKGRPCE": "2", "GEOID": "110010095092", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 212663.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9478537", "INTPTLON": "-076.9937232", "mobility_total": "833", "mobility_same_house": "811", "mobility_different_house": "12", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "12", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.99705, 38.946582 ], [ -76.99705, 38.947288 ], [ -76.997046, 38.947902 ], [ -76.997046, 38.948218 ], [ -76.997047, 38.948828 ], [ -76.997044, 38.949317 ], [ -76.99704, 38.949335 ], [ -76.997034, 38.949353 ], [ -76.997024, 38.94937 ], [ -76.997011, 38.949386 ], [ -76.996996, 38.9494 ], [ -76.996966, 38.949419 ], [ -76.996943, 38.949428 ], [ -76.996919, 38.949434 ], [ -76.996894, 38.949436 ], [ -76.996508, 38.949437 ], [ -76.995998, 38.949436 ], [ -76.995948, 38.949432 ], [ -76.995922, 38.949426 ], [ -76.995896, 38.949418 ], [ -76.995806, 38.949378 ], [ -76.995669, 38.949318 ], [ -76.995647, 38.949309 ], [ -76.995614, 38.949293 ], [ -76.995578, 38.94928 ], [ -76.995541, 38.949271 ], [ -76.995502, 38.949266 ], [ -76.995463, 38.949264 ], [ -76.99496, 38.949265 ], [ -76.994959, 38.94935 ], [ -76.994957, 38.949698 ], [ -76.994957, 38.949973 ], [ -76.994956, 38.950045 ], [ -76.994956, 38.950165 ], [ -76.994955, 38.950197 ], [ -76.994948, 38.950232 ], [ -76.994935, 38.950266 ], [ -76.994915, 38.950298 ], [ -76.994902, 38.950313 ], [ -76.994873, 38.950341 ], [ -76.994457, 38.950664 ], [ -76.994354, 38.950745 ], [ -76.994265, 38.950678 ], [ -76.993978, 38.950455 ], [ -76.993715, 38.950254 ], [ -76.99327, 38.94991 ], [ -76.993178, 38.94984 ], [ -76.993078, 38.949762 ], [ -76.99233, 38.949187 ], [ -76.991736, 38.948733 ], [ -76.991701, 38.948705 ], [ -76.991468, 38.948527 ], [ -76.991111, 38.948259 ], [ -76.990983, 38.948162 ], [ -76.990702, 38.947962 ], [ -76.990575, 38.94787 ], [ -76.9902, 38.947601 ], [ -76.990118, 38.947543 ], [ -76.990076, 38.947512 ], [ -76.989761, 38.947287 ], [ -76.989463, 38.947072 ], [ -76.98902, 38.946757 ], [ -76.988959, 38.946532 ], [ -76.988949, 38.946492 ], [ -76.98894, 38.946451 ], [ -76.988895, 38.946269 ], [ -76.988991, 38.94627 ], [ -76.990117, 38.946271 ], [ -76.990239, 38.946272 ], [ -76.991319, 38.946272 ], [ -76.991951, 38.946276 ], [ -76.992512, 38.946277 ], [ -76.992646, 38.946276 ], [ -76.992768, 38.946276 ], [ -76.993269, 38.946273 ], [ -76.993868, 38.946272 ], [ -76.994326, 38.946275 ], [ -76.994831, 38.946274 ], [ -76.994953, 38.946273 ], [ -76.995492, 38.946271 ], [ -76.996609, 38.946271 ], [ -76.996925, 38.946269 ], [ -76.99705, 38.94627 ], [ -76.997051, 38.946357 ], [ -76.99705, 38.946582 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009509", "BLKGRPCE": "3", "GEOID": "110010095093", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 249100.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9493869", "INTPTLON": "-076.9983616", "mobility_total": "735", "mobility_same_house": "655", "mobility_different_house": "80", "mobility_different_house_same_metro": "54", "mobility_different_house_different_metro": "26", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.001721, 38.950878 ], [ -77.000795, 38.951151 ], [ -76.998831, 38.951608 ], [ -76.998007, 38.951815 ], [ -76.997909, 38.951822 ], [ -76.997884, 38.951822 ], [ -76.997663, 38.95183 ], [ -76.99741, 38.951846 ], [ -76.997182, 38.951853 ], [ -76.997103, 38.951857 ], [ -76.996984, 38.951866 ], [ -76.996905, 38.951874 ], [ -76.996536, 38.951915 ], [ -76.996185, 38.951964 ], [ -76.995986, 38.951996 ], [ -76.995882, 38.951918 ], [ -76.995472, 38.951603 ], [ -76.99539, 38.951539 ], [ -76.995078, 38.9513 ], [ -76.994911, 38.951171 ], [ -76.994354, 38.950745 ], [ -76.994457, 38.950664 ], [ -76.994873, 38.950341 ], [ -76.994902, 38.950313 ], [ -76.994915, 38.950298 ], [ -76.994935, 38.950266 ], [ -76.994948, 38.950232 ], [ -76.994955, 38.950197 ], [ -76.994956, 38.950165 ], [ -76.994956, 38.950045 ], [ -76.994957, 38.949973 ], [ -76.994957, 38.949698 ], [ -76.994959, 38.94935 ], [ -76.99496, 38.949265 ], [ -76.995463, 38.949264 ], [ -76.995502, 38.949266 ], [ -76.995541, 38.949271 ], [ -76.995578, 38.94928 ], [ -76.995614, 38.949293 ], [ -76.995647, 38.949309 ], [ -76.995669, 38.949318 ], [ -76.995806, 38.949378 ], [ -76.995896, 38.949418 ], [ -76.995922, 38.949426 ], [ -76.995948, 38.949432 ], [ -76.995998, 38.949436 ], [ -76.996508, 38.949437 ], [ -76.996894, 38.949436 ], [ -76.996919, 38.949434 ], [ -76.996943, 38.949428 ], [ -76.996966, 38.949419 ], [ -76.996996, 38.9494 ], [ -76.997011, 38.949386 ], [ -76.997024, 38.94937 ], [ -76.997034, 38.949353 ], [ -76.99704, 38.949335 ], [ -76.997044, 38.949317 ], [ -76.997047, 38.948828 ], [ -76.997046, 38.948218 ], [ -76.997046, 38.947902 ], [ -76.99705, 38.947288 ], [ -76.99705, 38.946582 ], [ -76.997051, 38.946357 ], [ -76.99705, 38.94627 ], [ -76.997158, 38.94627 ], [ -76.997637, 38.946273 ], [ -76.998085, 38.946271 ], [ -76.998377, 38.946271 ], [ -76.998998, 38.946272 ], [ -76.99912, 38.946271 ], [ -76.99981, 38.946267 ], [ -76.999935, 38.94627 ], [ -76.99996, 38.946269 ], [ -77.000077, 38.94627 ], [ -77.000266, 38.946962 ], [ -77.000446, 38.947387 ], [ -77.001333, 38.949468 ], [ -77.001721, 38.950878 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009603", "BLKGRPCE": "1", "GEOID": "110010096031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 255929.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8914068", "INTPTLON": "-076.9434021", "mobility_total": "1463", "mobility_same_house": "1288", "mobility_different_house": "175", "mobility_different_house_same_metro": "162", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "13", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.947248, 38.890741 ], [ -76.947247, 38.890812 ], [ -76.947247, 38.890885 ], [ -76.947246, 38.891055 ], [ -76.947245, 38.89181 ], [ -76.947244, 38.891894 ], [ -76.947246, 38.892117 ], [ -76.947246, 38.892539 ], [ -76.947245, 38.892598 ], [ -76.947245, 38.892678 ], [ -76.947244, 38.892856 ], [ -76.947236, 38.892897 ], [ -76.947224, 38.892937 ], [ -76.947207, 38.892976 ], [ -76.947186, 38.893014 ], [ -76.947161, 38.89305 ], [ -76.946892, 38.893461 ], [ -76.946828, 38.893571 ], [ -76.946813, 38.893599 ], [ -76.946765, 38.893707 ], [ -76.946734, 38.89378 ], [ -76.946675, 38.893928 ], [ -76.946639, 38.894022 ], [ -76.946493, 38.893957 ], [ -76.94634, 38.893895 ], [ -76.946184, 38.893837 ], [ -76.946026, 38.893783 ], [ -76.945866, 38.893733 ], [ -76.945774, 38.893706 ], [ -76.945589, 38.893656 ], [ -76.945383, 38.893608 ], [ -76.94454, 38.893437 ], [ -76.94436, 38.893401 ], [ -76.944118, 38.893351 ], [ -76.94358, 38.893237 ], [ -76.943408, 38.893194 ], [ -76.943322, 38.893171 ], [ -76.943152, 38.893122 ], [ -76.942983, 38.89307 ], [ -76.942899, 38.893043 ], [ -76.942733, 38.892986 ], [ -76.942611, 38.892939 ], [ -76.942419, 38.892866 ], [ -76.940978, 38.892275 ], [ -76.940908, 38.892247 ], [ -76.940873, 38.892232 ], [ -76.940459, 38.892062 ], [ -76.940245, 38.891975 ], [ -76.940009, 38.891879 ], [ -76.939801, 38.891793 ], [ -76.93966, 38.891739 ], [ -76.93959, 38.89171 ], [ -76.939521, 38.89168 ], [ -76.93934, 38.891596 ], [ -76.939206, 38.891527 ], [ -76.939093, 38.891466 ], [ -76.939028, 38.891428 ], [ -76.9389, 38.891349 ], [ -76.938776, 38.891266 ], [ -76.938716, 38.891224 ], [ -76.938657, 38.89118 ], [ -76.938542, 38.89109 ], [ -76.938486, 38.891044 ], [ -76.938431, 38.890997 ], [ -76.938325, 38.8909 ], [ -76.938274, 38.890851 ], [ -76.938224, 38.8908 ], [ -76.938125, 38.890694 ], [ -76.938076, 38.890638 ], [ -76.938042, 38.890599 ], [ -76.937967, 38.890505 ], [ -76.937925, 38.89045 ], [ -76.937829, 38.890333 ], [ -76.937682, 38.89007 ], [ -76.937594, 38.889881 ], [ -76.937878, 38.889884 ], [ -76.939378, 38.889885 ], [ -76.939561, 38.889878 ], [ -76.939806, 38.889858 ], [ -76.94, 38.889841 ], [ -76.940878, 38.889833 ], [ -76.942805, 38.889836 ], [ -76.944562, 38.889834 ], [ -76.947245, 38.889839 ], [ -76.947249, 38.890322 ], [ -76.947248, 38.890741 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009603", "BLKGRPCE": "2", "GEOID": "110010096032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 191941.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8919642", "INTPTLON": "-076.9493253", "mobility_total": "406", "mobility_same_house": "358", "mobility_different_house": "48", "mobility_different_house_same_metro": "48", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.952687, 38.890174 ], [ -76.952436, 38.890576 ], [ -76.952393, 38.890643 ], [ -76.951832, 38.891403 ], [ -76.951419, 38.891965 ], [ -76.951261, 38.892289 ], [ -76.95102, 38.892615 ], [ -76.950743, 38.892983 ], [ -76.950679, 38.893071 ], [ -76.950543, 38.893258 ], [ -76.950493, 38.893325 ], [ -76.950189, 38.893745 ], [ -76.950125, 38.893831 ], [ -76.949959, 38.894056 ], [ -76.949784, 38.894289 ], [ -76.949673, 38.89441 ], [ -76.949531, 38.894602 ], [ -76.949317, 38.894902 ], [ -76.949186, 38.895093 ], [ -76.94916, 38.895133 ], [ -76.949021, 38.895058 ], [ -76.948114, 38.894649 ], [ -76.948025, 38.894611 ], [ -76.947911, 38.894562 ], [ -76.94732, 38.894312 ], [ -76.946975, 38.894165 ], [ -76.946721, 38.894058 ], [ -76.946639, 38.894022 ], [ -76.946675, 38.893928 ], [ -76.946734, 38.89378 ], [ -76.946765, 38.893707 ], [ -76.946813, 38.893599 ], [ -76.946828, 38.893571 ], [ -76.946892, 38.893461 ], [ -76.947161, 38.89305 ], [ -76.947186, 38.893014 ], [ -76.947207, 38.892976 ], [ -76.947224, 38.892937 ], [ -76.947236, 38.892897 ], [ -76.947244, 38.892856 ], [ -76.947245, 38.892678 ], [ -76.947245, 38.892598 ], [ -76.947246, 38.892539 ], [ -76.947246, 38.892117 ], [ -76.947244, 38.891894 ], [ -76.947245, 38.89181 ], [ -76.947246, 38.891055 ], [ -76.947247, 38.890885 ], [ -76.947247, 38.890812 ], [ -76.947248, 38.890741 ], [ -76.947249, 38.890322 ], [ -76.947245, 38.889839 ], [ -76.948282, 38.88982 ], [ -76.948809, 38.88982 ], [ -76.9501, 38.889841 ], [ -76.95073, 38.889836 ], [ -76.951929, 38.889817 ], [ -76.952946, 38.889821 ], [ -76.952687, 38.890174 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009604", "BLKGRPCE": "1", "GEOID": "110010096041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 274529.000000, "AWATER": 65334.000000, "INTPTLAT": "+38.8923792", "INTPTLON": "-076.9587952", "mobility_total": "1102", "mobility_same_house": "961", "mobility_different_house": "136", "mobility_different_house_same_metro": "120", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "5" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.963264, 38.890347 ], [ -76.96253, 38.893286 ], [ -76.961862, 38.8953 ], [ -76.9618, 38.896123 ], [ -76.961973, 38.897089 ], [ -76.96178, 38.89707 ], [ -76.961182, 38.897011 ], [ -76.960262, 38.896919 ], [ -76.960188, 38.896826 ], [ -76.960169, 38.896779 ], [ -76.960134, 38.896703 ], [ -76.960108, 38.896651 ], [ -76.960065, 38.896573 ], [ -76.959954, 38.896361 ], [ -76.959916, 38.896291 ], [ -76.959769, 38.896007 ], [ -76.959695, 38.895866 ], [ -76.959669, 38.895812 ], [ -76.959645, 38.895758 ], [ -76.959623, 38.895704 ], [ -76.959584, 38.895594 ], [ -76.959568, 38.895539 ], [ -76.959553, 38.895483 ], [ -76.95954, 38.895427 ], [ -76.959529, 38.89537 ], [ -76.95952, 38.895314 ], [ -76.959511, 38.895226 ], [ -76.959506, 38.895139 ], [ -76.959504, 38.895051 ], [ -76.959505, 38.894963 ], [ -76.959511, 38.894846 ], [ -76.959524, 38.894772 ], [ -76.959529, 38.894741 ], [ -76.959535, 38.894711 ], [ -76.95956, 38.894615 ], [ -76.959579, 38.894548 ], [ -76.959601, 38.894482 ], [ -76.959625, 38.894416 ], [ -76.959651, 38.894352 ], [ -76.95968, 38.894287 ], [ -76.959706, 38.894233 ], [ -76.959734, 38.89418 ], [ -76.959753, 38.894145 ], [ -76.9598, 38.894063 ], [ -76.959857, 38.893981 ], [ -76.959919, 38.893901 ], [ -76.959984, 38.893823 ], [ -76.960054, 38.893746 ], [ -76.96009, 38.893709 ], [ -76.960161, 38.893639 ], [ -76.960215, 38.893593 ], [ -76.960177, 38.893584 ], [ -76.960099, 38.893571 ], [ -76.96006, 38.893566 ], [ -76.960016, 38.893562 ], [ -76.959652, 38.893559 ], [ -76.959385, 38.89356 ], [ -76.958526, 38.893562 ], [ -76.957951, 38.893562 ], [ -76.957505, 38.893561 ], [ -76.956585, 38.893561 ], [ -76.956358, 38.893561 ], [ -76.955787, 38.893564 ], [ -76.955705, 38.893563 ], [ -76.95524, 38.893553 ], [ -76.955182, 38.893542 ], [ -76.955154, 38.893534 ], [ -76.955581, 38.893102 ], [ -76.955824, 38.892858 ], [ -76.955887, 38.892796 ], [ -76.955743, 38.892787 ], [ -76.95566, 38.892786 ], [ -76.955578, 38.892789 ], [ -76.955496, 38.892798 ], [ -76.955455, 38.892804 ], [ -76.955375, 38.892821 ], [ -76.955336, 38.892831 ], [ -76.955283, 38.892849 ], [ -76.95518, 38.892891 ], [ -76.95513, 38.892914 ], [ -76.955081, 38.892939 ], [ -76.954951, 38.893015 ], [ -76.954857, 38.893082 ], [ -76.954623, 38.893148 ], [ -76.953713, 38.893402 ], [ -76.956558, 38.890341 ], [ -76.956747, 38.889831 ], [ -76.957341, 38.889836 ], [ -76.958105, 38.889817 ], [ -76.958254, 38.889825 ], [ -76.95859, 38.889823 ], [ -76.959804, 38.889849 ], [ -76.961567, 38.889854 ], [ -76.962438, 38.889857 ], [ -76.962628, 38.889858 ], [ -76.963367, 38.889867 ], [ -76.963264, 38.890347 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009604", "BLKGRPCE": "2", "GEOID": "110010096042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 207010.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8949565", "INTPTLON": "-076.9561944", "mobility_total": "948", "mobility_same_house": "927", "mobility_different_house": "21", "mobility_different_house_same_metro": "21", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.960262, 38.896919 ], [ -76.958374, 38.896646 ], [ -76.957495, 38.896537 ], [ -76.954816, 38.896162 ], [ -76.954177, 38.896129 ], [ -76.953913, 38.896101 ], [ -76.953302, 38.896036 ], [ -76.952909, 38.895985 ], [ -76.952613, 38.895976 ], [ -76.952289, 38.896001 ], [ -76.952179, 38.895739 ], [ -76.952149, 38.895707 ], [ -76.951929, 38.895674 ], [ -76.951758, 38.895639 ], [ -76.951293, 38.89557 ], [ -76.951357, 38.895542 ], [ -76.951425, 38.89548 ], [ -76.951803, 38.895137 ], [ -76.953713, 38.893402 ], [ -76.954623, 38.893148 ], [ -76.954857, 38.893082 ], [ -76.954951, 38.893015 ], [ -76.955081, 38.892939 ], [ -76.95513, 38.892914 ], [ -76.95518, 38.892891 ], [ -76.955283, 38.892849 ], [ -76.955336, 38.892831 ], [ -76.955375, 38.892821 ], [ -76.955455, 38.892804 ], [ -76.955496, 38.892798 ], [ -76.955578, 38.892789 ], [ -76.95566, 38.892786 ], [ -76.955743, 38.892787 ], [ -76.955887, 38.892796 ], [ -76.955824, 38.892858 ], [ -76.955581, 38.893102 ], [ -76.955154, 38.893534 ], [ -76.955182, 38.893542 ], [ -76.95524, 38.893553 ], [ -76.955705, 38.893563 ], [ -76.955787, 38.893564 ], [ -76.956358, 38.893561 ], [ -76.956585, 38.893561 ], [ -76.957505, 38.893561 ], [ -76.957951, 38.893562 ], [ -76.958526, 38.893562 ], [ -76.959385, 38.89356 ], [ -76.959652, 38.893559 ], [ -76.960016, 38.893562 ], [ -76.96006, 38.893566 ], [ -76.960099, 38.893571 ], [ -76.960177, 38.893584 ], [ -76.960215, 38.893593 ], [ -76.960161, 38.893639 ], [ -76.96009, 38.893709 ], [ -76.960054, 38.893746 ], [ -76.959984, 38.893823 ], [ -76.959919, 38.893901 ], [ -76.959857, 38.893981 ], [ -76.9598, 38.894063 ], [ -76.959753, 38.894145 ], [ -76.959734, 38.89418 ], [ -76.959706, 38.894233 ], [ -76.95968, 38.894287 ], [ -76.959651, 38.894352 ], [ -76.959625, 38.894416 ], [ -76.959601, 38.894482 ], [ -76.959579, 38.894548 ], [ -76.95956, 38.894615 ], [ -76.959535, 38.894711 ], [ -76.959529, 38.894741 ], [ -76.959524, 38.894772 ], [ -76.959511, 38.894846 ], [ -76.959505, 38.894963 ], [ -76.959504, 38.895051 ], [ -76.959506, 38.895139 ], [ -76.959511, 38.895226 ], [ -76.95952, 38.895314 ], [ -76.959529, 38.89537 ], [ -76.95954, 38.895427 ], [ -76.959553, 38.895483 ], [ -76.959568, 38.895539 ], [ -76.959584, 38.895594 ], [ -76.959623, 38.895704 ], [ -76.959645, 38.895758 ], [ -76.959669, 38.895812 ], [ -76.959695, 38.895866 ], [ -76.959769, 38.896007 ], [ -76.959916, 38.896291 ], [ -76.959954, 38.896361 ], [ -76.960065, 38.896573 ], [ -76.960108, 38.896651 ], [ -76.960134, 38.896703 ], [ -76.960169, 38.896779 ], [ -76.960188, 38.896826 ], [ -76.960262, 38.896919 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009700", "BLKGRPCE": "1", "GEOID": "110010097001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 313806.000000, "AWATER": 6751.000000, "INTPTLAT": "+38.8358847", "INTPTLON": "-076.9885689", "mobility_total": "2367", "mobility_same_house": "2053", "mobility_different_house": "314", "mobility_different_house_same_metro": "314", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.993513, 38.83757 ], [ -76.993409, 38.837581 ], [ -76.993359, 38.837583 ], [ -76.993324, 38.837581 ], [ -76.993269, 38.837583 ], [ -76.993202, 38.83759 ], [ -76.993142, 38.837598 ], [ -76.993089, 38.837609 ], [ -76.992973, 38.837636 ], [ -76.992892, 38.837659 ], [ -76.9928, 38.837689 ], [ -76.992732, 38.837717 ], [ -76.992638, 38.83776 ], [ -76.992526, 38.837823 ], [ -76.992431, 38.837878 ], [ -76.992303, 38.83794 ], [ -76.992162, 38.838 ], [ -76.992133, 38.838013 ], [ -76.991962, 38.838074 ], [ -76.99173, 38.838139 ], [ -76.991453, 38.838193 ], [ -76.99139, 38.838203 ], [ -76.991156, 38.838244 ], [ -76.990893, 38.838286 ], [ -76.989867, 38.838458 ], [ -76.989628, 38.838499 ], [ -76.989593, 38.838504 ], [ -76.989561, 38.83851 ], [ -76.989363, 38.838542 ], [ -76.989125, 38.838584 ], [ -76.989099, 38.838587 ], [ -76.988795, 38.838638 ], [ -76.988742, 38.838629 ], [ -76.988731, 38.838594 ], [ -76.988728, 38.838585 ], [ -76.988715, 38.838539 ], [ -76.988307, 38.837865 ], [ -76.988295, 38.837856 ], [ -76.988283, 38.837836 ], [ -76.988249, 38.837761 ], [ -76.988195, 38.83765 ], [ -76.988138, 38.83754 ], [ -76.988097, 38.837467 ], [ -76.987978, 38.837292 ], [ -76.987912, 38.837198 ], [ -76.987878, 38.837151 ], [ -76.987807, 38.837059 ], [ -76.98777, 38.837013 ], [ -76.987655, 38.836879 ], [ -76.987579, 38.836794 ], [ -76.98753, 38.836737 ], [ -76.987467, 38.836665 ], [ -76.987295, 38.836465 ], [ -76.987184, 38.83634 ], [ -76.986915, 38.836034 ], [ -76.986821, 38.835926 ], [ -76.986672, 38.835758 ], [ -76.986572, 38.835647 ], [ -76.986523, 38.835591 ], [ -76.986323, 38.835369 ], [ -76.986098, 38.83511 ], [ -76.985764, 38.834738 ], [ -76.985423, 38.834353 ], [ -76.985118, 38.834014 ], [ -76.985096, 38.833988 ], [ -76.985022, 38.833905 ], [ -76.985098, 38.833846 ], [ -76.985271, 38.833713 ], [ -76.985448, 38.833574 ], [ -76.985643, 38.833421 ], [ -76.985726, 38.833357 ], [ -76.985802, 38.833299 ], [ -76.986023, 38.833126 ], [ -76.986466, 38.832782 ], [ -76.986881, 38.832456 ], [ -76.987117, 38.832272 ], [ -76.987204, 38.832204 ], [ -76.987224, 38.832189 ], [ -76.987326, 38.832109 ], [ -76.987433, 38.832025 ], [ -76.98756, 38.831926 ], [ -76.987905, 38.831658 ], [ -76.988216, 38.831413 ], [ -76.988451, 38.831231 ], [ -76.98848, 38.831208 ], [ -76.988766, 38.830985 ], [ -76.988892, 38.830887 ], [ -76.988977, 38.83082 ], [ -76.989235, 38.831031 ], [ -76.989747, 38.831428 ], [ -76.989946, 38.831587 ], [ -76.990098, 38.831707 ], [ -76.990439, 38.831972 ], [ -76.990786, 38.832252 ], [ -76.99091, 38.832349 ], [ -76.990841, 38.832401 ], [ -76.990737, 38.832481 ], [ -76.990177, 38.832918 ], [ -76.989826, 38.833194 ], [ -76.989575, 38.83339 ], [ -76.989484, 38.833462 ], [ -76.989576, 38.833523 ], [ -76.990081, 38.833852 ], [ -76.990539, 38.834152 ], [ -76.990693, 38.834255 ], [ -76.990818, 38.834339 ], [ -76.990901, 38.834389 ], [ -76.990921, 38.834401 ], [ -76.99096, 38.834426 ], [ -76.991431, 38.834737 ], [ -76.991722, 38.834922 ], [ -76.991768, 38.834952 ], [ -76.991885, 38.835033 ], [ -76.991943, 38.835076 ], [ -76.992026, 38.835142 ], [ -76.992066, 38.835176 ], [ -76.992144, 38.835246 ], [ -76.992175, 38.835278 ], [ -76.992205, 38.835311 ], [ -76.992262, 38.835378 ], [ -76.992318, 38.835447 ], [ -76.992395, 38.835552 ], [ -76.992419, 38.835588 ], [ -76.992612, 38.835869 ], [ -76.992697, 38.835992 ], [ -76.99282, 38.836167 ], [ -76.992954, 38.836357 ], [ -76.993197, 38.836707 ], [ -76.993252, 38.836786 ], [ -76.993294, 38.83685 ], [ -76.993309, 38.836876 ], [ -76.993351, 38.836956 ], [ -76.993376, 38.837009 ], [ -76.993399, 38.837063 ], [ -76.993437, 38.837162 ], [ -76.993458, 38.837229 ], [ -76.993476, 38.837297 ], [ -76.99349, 38.837365 ], [ -76.993499, 38.837419 ], [ -76.993505, 38.837482 ], [ -76.993508, 38.837506 ], [ -76.993513, 38.83757 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009801", "BLKGRPCE": "1", "GEOID": "110010098011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 431383.000000, "AWATER": 17249.000000, "INTPTLAT": "+38.8328939", "INTPTLON": "-076.9963306", "mobility_total": "1824", "mobility_same_house": "1366", "mobility_different_house": "458", "mobility_different_house_same_metro": "448", "mobility_different_house_different_metro": "5", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.003952, 38.830997 ], [ -77.003847, 38.831121 ], [ -77.003799, 38.831167 ], [ -77.003772, 38.831195 ], [ -77.003733, 38.831238 ], [ -77.003663, 38.831324 ], [ -77.003597, 38.831409 ], [ -77.003491, 38.831554 ], [ -77.003419, 38.831661 ], [ -77.003373, 38.831734 ], [ -77.003287, 38.831881 ], [ -77.003229, 38.831989 ], [ -77.003194, 38.83206 ], [ -77.003144, 38.832168 ], [ -77.003099, 38.832277 ], [ -77.003073, 38.832345 ], [ -77.003031, 38.832447 ], [ -77.003001, 38.832515 ], [ -77.002953, 38.832616 ], [ -77.00291, 38.832699 ], [ -77.002901, 38.832716 ], [ -77.002862, 38.832781 ], [ -77.002821, 38.832845 ], [ -77.002777, 38.832908 ], [ -77.002753, 38.832939 ], [ -77.002731, 38.83297 ], [ -77.002685, 38.83303 ], [ -77.002612, 38.833119 ], [ -77.002561, 38.833177 ], [ -77.002508, 38.833234 ], [ -77.00246, 38.833282 ], [ -77.002386, 38.833353 ], [ -77.002412, 38.833368 ], [ -77.002303, 38.833422 ], [ -77.002285, 38.833438 ], [ -77.002256, 38.833462 ], [ -77.002166, 38.833533 ], [ -77.002103, 38.833579 ], [ -77.002007, 38.833645 ], [ -77.001946, 38.833684 ], [ -77.00183, 38.833753 ], [ -77.001712, 38.833818 ], [ -77.001611, 38.83387 ], [ -77.001516, 38.833914 ], [ -77.001491, 38.833924 ], [ -77.001467, 38.833935 ], [ -77.001389, 38.833965 ], [ -77.001361, 38.833974 ], [ -77.001306, 38.83399 ], [ -77.001221, 38.83401 ], [ -77.001163, 38.83402 ], [ -77.000929, 38.83405 ], [ -77.00087, 38.834056 ], [ -77.000862, 38.834039 ], [ -77.000836, 38.834031 ], [ -77.00081, 38.834026 ], [ -77.00078, 38.834022 ], [ -77.000722, 38.834018 ], [ -77.000687, 38.834018 ], [ -77.000571, 38.834031 ], [ -77.000471, 38.834043 ], [ -77.00042, 38.834051 ], [ -77.000393, 38.834057 ], [ -77.00034, 38.834073 ], [ -77.000282, 38.834093 ], [ -77.000254, 38.834105 ], [ -77.000229, 38.83412 ], [ -77.000195, 38.83413 ], [ -77.000165, 38.834134 ], [ -77.000141, 38.834143 ], [ -77.000097, 38.834165 ], [ -77.000015, 38.834212 ], [ -76.999988, 38.83423 ], [ -76.999953, 38.834243 ], [ -76.999923, 38.834258 ], [ -76.999831, 38.834298 ], [ -76.999759, 38.834336 ], [ -76.999704, 38.834361 ], [ -76.999676, 38.834378 ], [ -76.999643, 38.8344 ], [ -76.999622, 38.83441 ], [ -76.999555, 38.834448 ], [ -76.999383, 38.83454 ], [ -76.999356, 38.834553 ], [ -76.99933, 38.834567 ], [ -76.999223, 38.834621 ], [ -76.999142, 38.83466 ], [ -76.999075, 38.834701 ], [ -76.998922, 38.834801 ], [ -76.998901, 38.834817 ], [ -76.998749, 38.834925 ], [ -76.998705, 38.834954 ], [ -76.998406, 38.835123 ], [ -76.998368, 38.835143 ], [ -76.998217, 38.83523 ], [ -76.998108, 38.835299 ], [ -76.998037, 38.835347 ], [ -76.997972, 38.835395 ], [ -76.997879, 38.835471 ], [ -76.997849, 38.835497 ], [ -76.997763, 38.835578 ], [ -76.997712, 38.83563 ], [ -76.997667, 38.835678 ], [ -76.997624, 38.835728 ], [ -76.997564, 38.835804 ], [ -76.997527, 38.835856 ], [ -76.997515, 38.835875 ], [ -76.997501, 38.835893 ], [ -76.997487, 38.835913 ], [ -76.997456, 38.835953 ], [ -76.997381, 38.836045 ], [ -76.997335, 38.836096 ], [ -76.997258, 38.836184 ], [ -76.997202, 38.836245 ], [ -76.997143, 38.836304 ], [ -76.997113, 38.836332 ], [ -76.997089, 38.836353 ], [ -76.997059, 38.836382 ], [ -76.997027, 38.83641 ], [ -76.996959, 38.836465 ], [ -76.996887, 38.836519 ], [ -76.99685, 38.836545 ], [ -76.996774, 38.836596 ], [ -76.996696, 38.836645 ], [ -76.996616, 38.836692 ], [ -76.996561, 38.836716 ], [ -76.99648, 38.836705 ], [ -76.996413, 38.836719 ], [ -76.996392, 38.836728 ], [ -76.996363, 38.83675 ], [ -76.996335, 38.836777 ], [ -76.996319, 38.836805 ], [ -76.996296, 38.836833 ], [ -76.99626, 38.836874 ], [ -76.99623, 38.836894 ], [ -76.996211, 38.836905 ], [ -76.99618, 38.836928 ], [ -76.996162, 38.83694 ], [ -76.996014, 38.837018 ], [ -76.995957, 38.837048 ], [ -76.995873, 38.837093 ], [ -76.995832, 38.837116 ], [ -76.995664, 38.837205 ], [ -76.995539, 38.837273 ], [ -76.995461, 38.837311 ], [ -76.995342, 38.837365 ], [ -76.99522, 38.837413 ], [ -76.995178, 38.837428 ], [ -76.995091, 38.837456 ], [ -76.994978, 38.837485 ], [ -76.994951, 38.837491 ], [ -76.994857, 38.837509 ], [ -76.994809, 38.837517 ], [ -76.994713, 38.83753 ], [ -76.994559, 38.837543 ], [ -76.994453, 38.837549 ], [ -76.994347, 38.837553 ], [ -76.994189, 38.837555 ], [ -76.994132, 38.837554 ], [ -76.993829, 38.837545 ], [ -76.993762, 38.837546 ], [ -76.993676, 38.837551 ], [ -76.993617, 38.837559 ], [ -76.993513, 38.83757 ], [ -76.993508, 38.837506 ], [ -76.993505, 38.837482 ], [ -76.993499, 38.837419 ], [ -76.99349, 38.837365 ], [ -76.993476, 38.837297 ], [ -76.993458, 38.837229 ], [ -76.993437, 38.837162 ], [ -76.993399, 38.837063 ], [ -76.993376, 38.837009 ], [ -76.993351, 38.836956 ], [ -76.993309, 38.836876 ], [ -76.993294, 38.83685 ], [ -76.993252, 38.836786 ], [ -76.993197, 38.836707 ], [ -76.992954, 38.836357 ], [ -76.99282, 38.836167 ], [ -76.992697, 38.835992 ], [ -76.992612, 38.835869 ], [ -76.992419, 38.835588 ], [ -76.992395, 38.835552 ], [ -76.992318, 38.835447 ], [ -76.992262, 38.835378 ], [ -76.992205, 38.835311 ], [ -76.992175, 38.835278 ], [ -76.992144, 38.835246 ], [ -76.992066, 38.835176 ], [ -76.992026, 38.835142 ], [ -76.991943, 38.835076 ], [ -76.991885, 38.835033 ], [ -76.991768, 38.834952 ], [ -76.991722, 38.834922 ], [ -76.991431, 38.834737 ], [ -76.99096, 38.834426 ], [ -76.990921, 38.834401 ], [ -76.990901, 38.834389 ], [ -76.990818, 38.834339 ], [ -76.990693, 38.834255 ], [ -76.990539, 38.834152 ], [ -76.990081, 38.833852 ], [ -76.989576, 38.833523 ], [ -76.989484, 38.833462 ], [ -76.989575, 38.83339 ], [ -76.989826, 38.833194 ], [ -76.990177, 38.832918 ], [ -76.990737, 38.832481 ], [ -76.990841, 38.832401 ], [ -76.99091, 38.832349 ], [ -76.991065, 38.832469 ], [ -76.991291, 38.832647 ], [ -76.991367, 38.832706 ], [ -76.99156, 38.832563 ], [ -76.991664, 38.832494 ], [ -76.991736, 38.832449 ], [ -76.991843, 38.832388 ], [ -76.991912, 38.832352 ], [ -76.992017, 38.832301 ], [ -76.992125, 38.832254 ], [ -76.992162, 38.83224 ], [ -76.992237, 38.832208 ], [ -76.992352, 38.832166 ], [ -76.992431, 38.832141 ], [ -76.992511, 38.832118 ], [ -76.992672, 38.832077 ], [ -76.992733, 38.832064 ], [ -76.992825, 38.832046 ], [ -76.992989, 38.832021 ], [ -76.993055, 38.832013 ], [ -76.993152, 38.832003 ], [ -76.993276, 38.831994 ], [ -76.993401, 38.831988 ], [ -76.993463, 38.831987 ], [ -76.993852, 38.831987 ], [ -76.994235, 38.83199 ], [ -76.994317, 38.831989 ], [ -76.994523, 38.831989 ], [ -76.994637, 38.83199 ], [ -76.9958, 38.83199 ], [ -76.996896, 38.831988 ], [ -76.998048, 38.83199 ], [ -76.999025, 38.831988 ], [ -76.999095, 38.831987 ], [ -76.99912, 38.831989 ], [ -76.999143, 38.831995 ], [ -76.999174, 38.832006 ], [ -76.999201, 38.832022 ], [ -76.999252, 38.832059 ], [ -76.999404, 38.831959 ], [ -76.999483, 38.831908 ], [ -76.999821, 38.831682 ], [ -77.000192, 38.831436 ], [ -77.000413, 38.831298 ], [ -77.000438, 38.831287 ], [ -77.000467, 38.831278 ], [ -77.000501, 38.831269 ], [ -77.000535, 38.831264 ], [ -77.000571, 38.831262 ], [ -77.000571, 38.83096 ], [ -77.00069, 38.83096 ], [ -77.000862, 38.830958 ], [ -77.001735, 38.830959 ], [ -77.00203, 38.830958 ], [ -77.00261, 38.830957 ], [ -77.003333, 38.830958 ], [ -77.00338, 38.830959 ], [ -77.003538, 38.830965 ], [ -77.003712, 38.830972 ], [ -77.003858, 38.830987 ], [ -77.003952, 38.830997 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009802", "BLKGRPCE": "1", "GEOID": "110010098021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 86560.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8315263", "INTPTLON": "-076.9957669", "mobility_total": "610", "mobility_same_house": "572", "mobility_different_house": "38", "mobility_different_house_same_metro": "38", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.000571, 38.831262 ], [ -77.000535, 38.831264 ], [ -77.000501, 38.831269 ], [ -77.000467, 38.831278 ], [ -77.000438, 38.831287 ], [ -77.000413, 38.831298 ], [ -77.000192, 38.831436 ], [ -76.999821, 38.831682 ], [ -76.999483, 38.831908 ], [ -76.999404, 38.831959 ], [ -76.999252, 38.832059 ], [ -76.999201, 38.832022 ], [ -76.999174, 38.832006 ], [ -76.999143, 38.831995 ], [ -76.99912, 38.831989 ], [ -76.999095, 38.831987 ], [ -76.999025, 38.831988 ], [ -76.998048, 38.83199 ], [ -76.996896, 38.831988 ], [ -76.9958, 38.83199 ], [ -76.994637, 38.83199 ], [ -76.994523, 38.831989 ], [ -76.994317, 38.831989 ], [ -76.994235, 38.83199 ], [ -76.993852, 38.831987 ], [ -76.993463, 38.831987 ], [ -76.993401, 38.831988 ], [ -76.993276, 38.831994 ], [ -76.993152, 38.832003 ], [ -76.993055, 38.832013 ], [ -76.992989, 38.832021 ], [ -76.992825, 38.832046 ], [ -76.992733, 38.832064 ], [ -76.992672, 38.832077 ], [ -76.992511, 38.832118 ], [ -76.992431, 38.832141 ], [ -76.992352, 38.832166 ], [ -76.992237, 38.832208 ], [ -76.992162, 38.83224 ], [ -76.992125, 38.832254 ], [ -76.992017, 38.832301 ], [ -76.991912, 38.832352 ], [ -76.991843, 38.832388 ], [ -76.991736, 38.832449 ], [ -76.991664, 38.832494 ], [ -76.99156, 38.832563 ], [ -76.991367, 38.832706 ], [ -76.991291, 38.832647 ], [ -76.991065, 38.832469 ], [ -76.99091, 38.832349 ], [ -76.991659, 38.831765 ], [ -76.99275, 38.830909 ], [ -76.992765, 38.830925 ], [ -76.992784, 38.830939 ], [ -76.992806, 38.830949 ], [ -76.99283, 38.830956 ], [ -76.992856, 38.830959 ], [ -76.992959, 38.830961 ], [ -76.993511, 38.830961 ], [ -76.994251, 38.830957 ], [ -76.994524, 38.830957 ], [ -76.994637, 38.830956 ], [ -76.995073, 38.830957 ], [ -76.995585, 38.830955 ], [ -76.996119, 38.830957 ], [ -76.996733, 38.830955 ], [ -76.998503, 38.830956 ], [ -76.999166, 38.830957 ], [ -77.00024, 38.830952 ], [ -77.000461, 38.830954 ], [ -77.000571, 38.83096 ], [ -77.000571, 38.831262 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009802", "BLKGRPCE": "2", "GEOID": "110010098022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 114185.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8301284", "INTPTLON": "-076.9971573", "mobility_total": "923", "mobility_same_house": "654", "mobility_different_house": "269", "mobility_different_house_same_metro": "269", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.000571, 38.83096 ], [ -77.000461, 38.830954 ], [ -77.00024, 38.830952 ], [ -76.999166, 38.830957 ], [ -76.998503, 38.830956 ], [ -76.996733, 38.830955 ], [ -76.996119, 38.830957 ], [ -76.995585, 38.830955 ], [ -76.995073, 38.830957 ], [ -76.994637, 38.830956 ], [ -76.994524, 38.830957 ], [ -76.994251, 38.830957 ], [ -76.993511, 38.830961 ], [ -76.992959, 38.830961 ], [ -76.992856, 38.830959 ], [ -76.99283, 38.830956 ], [ -76.992806, 38.830949 ], [ -76.992784, 38.830939 ], [ -76.992765, 38.830925 ], [ -76.99275, 38.830909 ], [ -76.992867, 38.830816 ], [ -76.993207, 38.830553 ], [ -76.993422, 38.830384 ], [ -76.993698, 38.830167 ], [ -76.993755, 38.830122 ], [ -76.993871, 38.830033 ], [ -76.993974, 38.829953 ], [ -76.994307, 38.829691 ], [ -76.994758, 38.82934 ], [ -76.994807, 38.829296 ], [ -76.994832, 38.829271 ], [ -76.994856, 38.829245 ], [ -76.994889, 38.829204 ], [ -76.995117, 38.829205 ], [ -76.995576, 38.829202 ], [ -76.995806, 38.829204 ], [ -76.996211, 38.829205 ], [ -76.996346, 38.829206 ], [ -76.996853, 38.829202 ], [ -76.99833, 38.829204 ], [ -76.998497, 38.829205 ], [ -76.998943, 38.829206 ], [ -76.999425, 38.829204 ], [ -77.000567, 38.829205 ], [ -77.000568, 38.829291 ], [ -77.000569, 38.829776 ], [ -77.000571, 38.830082 ], [ -77.000572, 38.830181 ], [ -77.000571, 38.83096 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009803", "BLKGRPCE": "2", "GEOID": "110010098032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 139759.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8332270", "INTPTLON": "-077.0037714", "mobility_total": "924", "mobility_same_house": "727", "mobility_different_house": "197", "mobility_different_house_same_metro": "197", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.007574, 38.831435 ], [ -77.007487, 38.831481 ], [ -77.007459, 38.831522 ], [ -77.007434, 38.831567 ], [ -77.007419, 38.8316 ], [ -77.007387, 38.831664 ], [ -77.007352, 38.831728 ], [ -77.007316, 38.831791 ], [ -77.007269, 38.831867 ], [ -77.00724, 38.831912 ], [ -77.007178, 38.832001 ], [ -77.007145, 38.832044 ], [ -77.007063, 38.832142 ], [ -77.007001, 38.832211 ], [ -77.006961, 38.832251 ], [ -77.006943, 38.832271 ], [ -77.006866, 38.832347 ], [ -77.006806, 38.832402 ], [ -77.006785, 38.83242 ], [ -77.006765, 38.832439 ], [ -77.006707, 38.832487 ], [ -77.006586, 38.83258 ], [ -77.006516, 38.832628 ], [ -77.006215, 38.832826 ], [ -77.006164, 38.832858 ], [ -77.006063, 38.832924 ], [ -77.005885, 38.833043 ], [ -77.005735, 38.833143 ], [ -77.005453, 38.833325 ], [ -77.004237, 38.834127 ], [ -77.003858, 38.834375 ], [ -77.003782, 38.834426 ], [ -77.003574, 38.834564 ], [ -77.003315, 38.834731 ], [ -77.00293, 38.834984 ], [ -77.002819, 38.835058 ], [ -77.002304, 38.835399 ], [ -77.002117, 38.83552 ], [ -77.001883, 38.835667 ], [ -77.001627, 38.835807 ], [ -77.001354, 38.835958 ], [ -77.001056, 38.836131 ], [ -77.000759, 38.836291 ], [ -77.000767, 38.836226 ], [ -77.000773, 38.83616 ], [ -77.000775, 38.836119 ], [ -77.000775, 38.836038 ], [ -77.000773, 38.835966 ], [ -77.00077, 38.835912 ], [ -77.000765, 38.835859 ], [ -77.000758, 38.835805 ], [ -77.000629, 38.835312 ], [ -77.000613, 38.835253 ], [ -77.000599, 38.835194 ], [ -77.000588, 38.835129 ], [ -77.000581, 38.835064 ], [ -77.000574, 38.834966 ], [ -77.00057, 38.834858 ], [ -77.000571, 38.834031 ], [ -77.000687, 38.834018 ], [ -77.000722, 38.834018 ], [ -77.00078, 38.834022 ], [ -77.00081, 38.834026 ], [ -77.000836, 38.834031 ], [ -77.000862, 38.834039 ], [ -77.00087, 38.834056 ], [ -77.000929, 38.83405 ], [ -77.001163, 38.83402 ], [ -77.001221, 38.83401 ], [ -77.001306, 38.83399 ], [ -77.001361, 38.833974 ], [ -77.001389, 38.833965 ], [ -77.001467, 38.833935 ], [ -77.001491, 38.833924 ], [ -77.001516, 38.833914 ], [ -77.001611, 38.83387 ], [ -77.001712, 38.833818 ], [ -77.00183, 38.833753 ], [ -77.001946, 38.833684 ], [ -77.002007, 38.833645 ], [ -77.002103, 38.833579 ], [ -77.002166, 38.833533 ], [ -77.002256, 38.833462 ], [ -77.002285, 38.833438 ], [ -77.002303, 38.833422 ], [ -77.002412, 38.833368 ], [ -77.002386, 38.833353 ], [ -77.00246, 38.833282 ], [ -77.002508, 38.833234 ], [ -77.002561, 38.833177 ], [ -77.002612, 38.833119 ], [ -77.002685, 38.83303 ], [ -77.002731, 38.83297 ], [ -77.002753, 38.832939 ], [ -77.002777, 38.832908 ], [ -77.002821, 38.832845 ], [ -77.002862, 38.832781 ], [ -77.002901, 38.832716 ], [ -77.00291, 38.832699 ], [ -77.002953, 38.832616 ], [ -77.003001, 38.832515 ], [ -77.003031, 38.832447 ], [ -77.003073, 38.832345 ], [ -77.003099, 38.832277 ], [ -77.003144, 38.832168 ], [ -77.003194, 38.83206 ], [ -77.003229, 38.831989 ], [ -77.003287, 38.831881 ], [ -77.003373, 38.831734 ], [ -77.003419, 38.831661 ], [ -77.003491, 38.831554 ], [ -77.003597, 38.831409 ], [ -77.003663, 38.831324 ], [ -77.003733, 38.831238 ], [ -77.003772, 38.831195 ], [ -77.003799, 38.831167 ], [ -77.003847, 38.831121 ], [ -77.003952, 38.830997 ], [ -77.005166, 38.83113 ], [ -77.005885, 38.831206 ], [ -77.006671, 38.831288 ], [ -77.007244, 38.83135 ], [ -77.007677, 38.831398 ], [ -77.007574, 38.831435 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009803", "BLKGRPCE": "3", "GEOID": "110010098033", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 177654.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8347926", "INTPTLON": "-077.0058752", "mobility_total": "868", "mobility_same_house": "568", "mobility_different_house": "300", "mobility_different_house_same_metro": "287", "mobility_different_house_different_metro": "13", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.008411, 38.833647 ], [ -77.008345, 38.83383 ], [ -77.008316, 38.83394 ], [ -77.008213, 38.834277 ], [ -77.008195, 38.834333 ], [ -77.008016, 38.83491 ], [ -77.007971, 38.835061 ], [ -77.007909, 38.835248 ], [ -77.00779, 38.835599 ], [ -77.007775, 38.835629 ], [ -77.007744, 38.835687 ], [ -77.007711, 38.835745 ], [ -77.007677, 38.835802 ], [ -77.007622, 38.835888 ], [ -77.007582, 38.835944 ], [ -77.007565, 38.83597 ], [ -77.007086, 38.836617 ], [ -77.006851, 38.836929 ], [ -77.00658, 38.837286 ], [ -77.006372, 38.837563 ], [ -77.006134, 38.837874 ], [ -77.006026, 38.838018 ], [ -77.00594, 38.837976 ], [ -77.005915, 38.837959 ], [ -77.005897, 38.837941 ], [ -77.00589, 38.837906 ], [ -77.005892, 38.837491 ], [ -77.005891, 38.837157 ], [ -77.005866, 38.837156 ], [ -77.005841, 38.837153 ], [ -77.005818, 38.837147 ], [ -77.005795, 38.837139 ], [ -77.005775, 38.837128 ], [ -77.005712, 38.837086 ], [ -77.005412, 38.836876 ], [ -77.005142, 38.836691 ], [ -77.004859, 38.836489 ], [ -77.004597, 38.836304 ], [ -77.004393, 38.836158 ], [ -77.004297, 38.836105 ], [ -77.004265, 38.836102 ], [ -77.003615, 38.836102 ], [ -77.003249, 38.8361 ], [ -77.003105, 38.836123 ], [ -77.002815, 38.83611 ], [ -77.002722, 38.83611 ], [ -77.002304, 38.836105 ], [ -77.002066, 38.836103 ], [ -77.001728, 38.836105 ], [ -77.001231, 38.836106 ], [ -77.001056, 38.836131 ], [ -77.001354, 38.835958 ], [ -77.001627, 38.835807 ], [ -77.001883, 38.835667 ], [ -77.002117, 38.83552 ], [ -77.002304, 38.835399 ], [ -77.002819, 38.835058 ], [ -77.00293, 38.834984 ], [ -77.003315, 38.834731 ], [ -77.003574, 38.834564 ], [ -77.003782, 38.834426 ], [ -77.003858, 38.834375 ], [ -77.004237, 38.834127 ], [ -77.005453, 38.833325 ], [ -77.005735, 38.833143 ], [ -77.005885, 38.833043 ], [ -77.006063, 38.832924 ], [ -77.006164, 38.832858 ], [ -77.006215, 38.832826 ], [ -77.006516, 38.832628 ], [ -77.006586, 38.83258 ], [ -77.006707, 38.832487 ], [ -77.006765, 38.832439 ], [ -77.006785, 38.83242 ], [ -77.006806, 38.832402 ], [ -77.006866, 38.832347 ], [ -77.006943, 38.832271 ], [ -77.006961, 38.832251 ], [ -77.007001, 38.832211 ], [ -77.007063, 38.832142 ], [ -77.007145, 38.832044 ], [ -77.007178, 38.832001 ], [ -77.00724, 38.831912 ], [ -77.007269, 38.831867 ], [ -77.007316, 38.831791 ], [ -77.007352, 38.831728 ], [ -77.007387, 38.831664 ], [ -77.007419, 38.8316 ], [ -77.007434, 38.831567 ], [ -77.007459, 38.831522 ], [ -77.007487, 38.831481 ], [ -77.007574, 38.831435 ], [ -77.007677, 38.831398 ], [ -77.007762, 38.831472 ], [ -77.007787, 38.831517 ], [ -77.007801, 38.831552 ], [ -77.007817, 38.831588 ], [ -77.007851, 38.831658 ], [ -77.007916, 38.831768 ], [ -77.008063, 38.832025 ], [ -77.008088, 38.832076 ], [ -77.008136, 38.832179 ], [ -77.008181, 38.832283 ], [ -77.008223, 38.832388 ], [ -77.008263, 38.832493 ], [ -77.008293, 38.832577 ], [ -77.008313, 38.83264 ], [ -77.00833, 38.832704 ], [ -77.008344, 38.832768 ], [ -77.008355, 38.832832 ], [ -77.008367, 38.832923 ], [ -77.008388, 38.83308 ], [ -77.008395, 38.833152 ], [ -77.0084, 38.83326 ], [ -77.008399, 38.833369 ], [ -77.008394, 38.833441 ], [ -77.008411, 38.833647 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009803", "BLKGRPCE": "1", "GEOID": "110010098031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 213645.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8384930", "INTPTLON": "-077.0027971", "mobility_total": "931", "mobility_same_house": "855", "mobility_different_house": "76", "mobility_different_house_same_metro": "76", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.006026, 38.838018 ], [ -77.005901, 38.838184 ], [ -77.005679, 38.838474 ], [ -77.005493, 38.838721 ], [ -77.005326, 38.838939 ], [ -77.004955, 38.839428 ], [ -77.004544, 38.839969 ], [ -77.004454, 38.840089 ], [ -77.004213, 38.840407 ], [ -77.003924, 38.840269 ], [ -77.003765, 38.840194 ], [ -77.003731, 38.840183 ], [ -77.003697, 38.840174 ], [ -77.003662, 38.840166 ], [ -77.003626, 38.840159 ], [ -77.003554, 38.84015 ], [ -77.003482, 38.840147 ], [ -77.003445, 38.840148 ], [ -77.003409, 38.84015 ], [ -77.00337, 38.840155 ], [ -77.003332, 38.840162 ], [ -77.003295, 38.840171 ], [ -77.003258, 38.840182 ], [ -77.003223, 38.840195 ], [ -77.003189, 38.84021 ], [ -77.003156, 38.840227 ], [ -77.003124, 38.840245 ], [ -77.003066, 38.840286 ], [ -77.00297, 38.84038 ], [ -77.002773, 38.84057 ], [ -77.002666, 38.840678 ], [ -77.00253, 38.840813 ], [ -77.002364, 38.840971 ], [ -77.002187, 38.841143 ], [ -77.00194, 38.841387 ], [ -77.001766, 38.841563 ], [ -77.00172, 38.841604 ], [ -77.001672, 38.841642 ], [ -77.001638, 38.841667 ], [ -77.00161, 38.841686 ], [ -77.001569, 38.841712 ], [ -77.00155, 38.841723 ], [ -77.001487, 38.841756 ], [ -77.001455, 38.841771 ], [ -77.001388, 38.841799 ], [ -77.001319, 38.841823 ], [ -77.001291, 38.841831 ], [ -77.001233, 38.841845 ], [ -77.001175, 38.841857 ], [ -77.001146, 38.841862 ], [ -77.001056, 38.841872 ], [ -77.000996, 38.841876 ], [ -77.000908, 38.841879 ], [ -77.000759, 38.841879 ], [ -77.00073, 38.841878 ], [ -77.000572, 38.841879 ], [ -77.000571, 38.841786 ], [ -77.000571, 38.841633 ], [ -77.000573, 38.841279 ], [ -77.000573, 38.840978 ], [ -77.000571, 38.840616 ], [ -77.000573, 38.840393 ], [ -77.000573, 38.840305 ], [ -77.000574, 38.840218 ], [ -77.000575, 38.839887 ], [ -77.000573, 38.839521 ], [ -77.000573, 38.838555 ], [ -77.000572, 38.838455 ], [ -77.000572, 38.83788 ], [ -77.000573, 38.837515 ], [ -77.000571, 38.837235 ], [ -77.000574, 38.837097 ], [ -77.000579, 38.837029 ], [ -77.000588, 38.836961 ], [ -77.0006, 38.836894 ], [ -77.000616, 38.836827 ], [ -77.000649, 38.836707 ], [ -77.000667, 38.836655 ], [ -77.000699, 38.836551 ], [ -77.000714, 38.836499 ], [ -77.00072, 38.836472 ], [ -77.000742, 38.836385 ], [ -77.000754, 38.836323 ], [ -77.000759, 38.836291 ], [ -77.001056, 38.836131 ], [ -77.001231, 38.836106 ], [ -77.001728, 38.836105 ], [ -77.002066, 38.836103 ], [ -77.002304, 38.836105 ], [ -77.002722, 38.83611 ], [ -77.002815, 38.83611 ], [ -77.003105, 38.836123 ], [ -77.003249, 38.8361 ], [ -77.003615, 38.836102 ], [ -77.004265, 38.836102 ], [ -77.004297, 38.836105 ], [ -77.004393, 38.836158 ], [ -77.004597, 38.836304 ], [ -77.004859, 38.836489 ], [ -77.005142, 38.836691 ], [ -77.005412, 38.836876 ], [ -77.005712, 38.837086 ], [ -77.005775, 38.837128 ], [ -77.005795, 38.837139 ], [ -77.005818, 38.837147 ], [ -77.005841, 38.837153 ], [ -77.005866, 38.837156 ], [ -77.005891, 38.837157 ], [ -77.005892, 38.837491 ], [ -77.00589, 38.837906 ], [ -77.005897, 38.837941 ], [ -77.005915, 38.837959 ], [ -77.00594, 38.837976 ], [ -77.006026, 38.838018 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009804", "BLKGRPCE": "1", "GEOID": "110010098041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 352699.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8393202", "INTPTLON": "-076.9967098", "mobility_total": "1535", "mobility_same_house": "1324", "mobility_different_house": "211", "mobility_different_house_same_metro": "191", "mobility_different_house_different_metro": "20", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.000775, 38.836119 ], [ -77.000773, 38.83616 ], [ -77.000767, 38.836226 ], [ -77.000759, 38.836291 ], [ -77.000516, 38.836416 ], [ -76.999901, 38.836755 ], [ -76.999651, 38.836892 ], [ -76.999414, 38.837024 ], [ -76.999043, 38.837227 ], [ -76.998886, 38.83731 ], [ -76.998716, 38.837404 ], [ -76.998538, 38.837501 ], [ -76.998431, 38.837555 ], [ -76.998441, 38.837602 ], [ -76.998445, 38.837626 ], [ -76.998451, 38.837678 ], [ -76.998454, 38.837946 ], [ -76.998454, 38.838391 ], [ -76.998455, 38.838766 ], [ -76.99845, 38.839712 ], [ -76.99845, 38.840055 ], [ -76.998448, 38.840447 ], [ -76.998448, 38.841151 ], [ -76.998449, 38.841307 ], [ -76.998449, 38.841464 ], [ -76.99845, 38.84162 ], [ -76.998448, 38.841796 ], [ -76.998448, 38.841878 ], [ -76.998448, 38.841999 ], [ -76.998446, 38.842216 ], [ -76.99845, 38.843109 ], [ -76.99823, 38.843118 ], [ -76.997676, 38.843146 ], [ -76.997548, 38.843157 ], [ -76.997453, 38.843167 ], [ -76.997311, 38.843187 ], [ -76.997004, 38.843235 ], [ -76.996642, 38.843294 ], [ -76.995913, 38.843408 ], [ -76.99577, 38.84343 ], [ -76.995332, 38.843501 ], [ -76.994905, 38.843571 ], [ -76.994704, 38.843606 ], [ -76.994484, 38.843643 ], [ -76.994226, 38.843688 ], [ -76.994207, 38.843581 ], [ -76.994185, 38.843447 ], [ -76.994132, 38.843167 ], [ -76.993992, 38.842395 ], [ -76.99397, 38.842259 ], [ -76.993954, 38.84218 ], [ -76.993914, 38.841953 ], [ -76.993764, 38.841147 ], [ -76.993702, 38.840793 ], [ -76.993666, 38.8406 ], [ -76.993647, 38.840502 ], [ -76.993641, 38.840459 ], [ -76.993634, 38.840417 ], [ -76.993624, 38.840331 ], [ -76.993616, 38.840245 ], [ -76.993611, 38.840159 ], [ -76.993609, 38.840073 ], [ -76.993602, 38.839876 ], [ -76.993589, 38.839504 ], [ -76.993576, 38.839098 ], [ -76.993566, 38.838889 ], [ -76.993563, 38.838805 ], [ -76.99355, 38.838464 ], [ -76.993532, 38.83805 ], [ -76.993522, 38.837767 ], [ -76.993513, 38.83757 ], [ -76.993617, 38.837559 ], [ -76.993676, 38.837551 ], [ -76.993762, 38.837546 ], [ -76.993829, 38.837545 ], [ -76.994132, 38.837554 ], [ -76.994189, 38.837555 ], [ -76.994347, 38.837553 ], [ -76.994453, 38.837549 ], [ -76.994559, 38.837543 ], [ -76.994713, 38.83753 ], [ -76.994809, 38.837517 ], [ -76.994857, 38.837509 ], [ -76.994951, 38.837491 ], [ -76.994978, 38.837485 ], [ -76.995091, 38.837456 ], [ -76.995178, 38.837428 ], [ -76.99522, 38.837413 ], [ -76.995342, 38.837365 ], [ -76.995461, 38.837311 ], [ -76.995539, 38.837273 ], [ -76.995664, 38.837205 ], [ -76.995832, 38.837116 ], [ -76.995873, 38.837093 ], [ -76.995957, 38.837048 ], [ -76.996014, 38.837018 ], [ -76.996162, 38.83694 ], [ -76.99618, 38.836928 ], [ -76.996211, 38.836905 ], [ -76.99623, 38.836894 ], [ -76.99626, 38.836874 ], [ -76.996296, 38.836833 ], [ -76.996319, 38.836805 ], [ -76.996335, 38.836777 ], [ -76.996363, 38.83675 ], [ -76.996392, 38.836728 ], [ -76.996413, 38.836719 ], [ -76.99648, 38.836705 ], [ -76.996561, 38.836716 ], [ -76.996616, 38.836692 ], [ -76.996696, 38.836645 ], [ -76.996774, 38.836596 ], [ -76.99685, 38.836545 ], [ -76.996887, 38.836519 ], [ -76.996959, 38.836465 ], [ -76.997027, 38.83641 ], [ -76.997059, 38.836382 ], [ -76.997089, 38.836353 ], [ -76.997113, 38.836332 ], [ -76.997143, 38.836304 ], [ -76.997202, 38.836245 ], [ -76.997258, 38.836184 ], [ -76.997335, 38.836096 ], [ -76.997381, 38.836045 ], [ -76.997456, 38.835953 ], [ -76.997487, 38.835913 ], [ -76.997501, 38.835893 ], [ -76.997515, 38.835875 ], [ -76.997527, 38.835856 ], [ -76.997564, 38.835804 ], [ -76.997624, 38.835728 ], [ -76.997667, 38.835678 ], [ -76.997712, 38.83563 ], [ -76.997763, 38.835578 ], [ -76.997849, 38.835497 ], [ -76.997879, 38.835471 ], [ -76.997972, 38.835395 ], [ -76.998037, 38.835347 ], [ -76.998108, 38.835299 ], [ -76.998217, 38.83523 ], [ -76.998368, 38.835143 ], [ -76.998406, 38.835123 ], [ -76.998705, 38.834954 ], [ -76.998749, 38.834925 ], [ -76.998901, 38.834817 ], [ -76.998922, 38.834801 ], [ -76.999075, 38.834701 ], [ -76.999142, 38.83466 ], [ -76.999223, 38.834621 ], [ -76.99933, 38.834567 ], [ -76.999356, 38.834553 ], [ -76.999383, 38.83454 ], [ -76.999555, 38.834448 ], [ -76.999622, 38.83441 ], [ -76.999643, 38.8344 ], [ -76.999676, 38.834378 ], [ -76.999704, 38.834361 ], [ -76.999759, 38.834336 ], [ -76.999831, 38.834298 ], [ -76.999923, 38.834258 ], [ -76.999953, 38.834243 ], [ -76.999988, 38.83423 ], [ -77.000015, 38.834212 ], [ -77.000097, 38.834165 ], [ -77.000141, 38.834143 ], [ -77.000165, 38.834134 ], [ -77.000195, 38.83413 ], [ -77.000229, 38.83412 ], [ -77.000254, 38.834105 ], [ -77.000282, 38.834093 ], [ -77.00034, 38.834073 ], [ -77.000393, 38.834057 ], [ -77.00042, 38.834051 ], [ -77.000471, 38.834043 ], [ -77.000571, 38.834031 ], [ -77.00057, 38.834858 ], [ -77.000574, 38.834966 ], [ -77.000581, 38.835064 ], [ -77.000588, 38.835129 ], [ -77.000599, 38.835194 ], [ -77.000613, 38.835253 ], [ -77.000629, 38.835312 ], [ -77.000758, 38.835805 ], [ -77.000765, 38.835859 ], [ -77.00077, 38.835912 ], [ -77.000773, 38.835966 ], [ -77.000775, 38.836038 ], [ -77.000775, 38.836119 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009811", "BLKGRPCE": "2", "GEOID": "110010098112", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 231440.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8269685", "INTPTLON": "-076.9963101", "mobility_total": "2953", "mobility_same_house": "2626", "mobility_different_house": "327", "mobility_different_house_same_metro": "304", "mobility_different_house_different_metro": "23", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.999694, 38.823818 ], [ -76.999692, 38.82387 ], [ -76.999688, 38.823922 ], [ -76.999676, 38.824012 ], [ -76.999658, 38.824128 ], [ -76.999424, 38.824548 ], [ -76.999316, 38.82473 ], [ -76.999221, 38.824897 ], [ -76.999204, 38.824935 ], [ -76.999159, 38.825051 ], [ -76.999137, 38.825086 ], [ -76.999098, 38.825153 ], [ -76.999045, 38.82524 ], [ -76.998742, 38.825746 ], [ -76.9987, 38.825836 ], [ -76.998655, 38.825941 ], [ -76.998627, 38.826011 ], [ -76.99859, 38.826117 ], [ -76.998562, 38.826217 ], [ -76.998542, 38.826305 ], [ -76.99853, 38.826369 ], [ -76.998509, 38.826507 ], [ -76.998501, 38.826584 ], [ -76.998499, 38.826642 ], [ -76.9985, 38.82684 ], [ -76.998498, 38.827227 ], [ -76.998495, 38.828415 ], [ -76.998496, 38.828786 ], [ -76.998499, 38.829099 ], [ -76.998497, 38.829205 ], [ -76.99833, 38.829204 ], [ -76.996853, 38.829202 ], [ -76.996346, 38.829206 ], [ -76.996211, 38.829205 ], [ -76.995806, 38.829204 ], [ -76.995576, 38.829202 ], [ -76.995117, 38.829205 ], [ -76.994889, 38.829204 ], [ -76.994713, 38.829203 ], [ -76.993653, 38.829204 ], [ -76.99306, 38.829203 ], [ -76.992846, 38.829208 ], [ -76.992497, 38.829203 ], [ -76.991353, 38.829199 ], [ -76.991111, 38.829149 ], [ -76.991186, 38.829094 ], [ -76.991275, 38.829024 ], [ -76.991482, 38.828863 ], [ -76.991581, 38.828785 ], [ -76.991639, 38.82874 ], [ -76.991743, 38.828659 ], [ -76.992018, 38.828444 ], [ -76.992258, 38.828256 ], [ -76.992487, 38.828078 ], [ -76.992631, 38.827967 ], [ -76.992797, 38.827838 ], [ -76.993049, 38.827642 ], [ -76.99309, 38.82761 ], [ -76.99327, 38.82747 ], [ -76.993477, 38.827308 ], [ -76.99369, 38.827143 ], [ -76.993871, 38.827 ], [ -76.994098, 38.826823 ], [ -76.994335, 38.826635 ], [ -76.994572, 38.826451 ], [ -76.994788, 38.826283 ], [ -76.995021, 38.826102 ], [ -76.995233, 38.825934 ], [ -76.995453, 38.825763 ], [ -76.995672, 38.825594 ], [ -76.995835, 38.825465 ], [ -76.995931, 38.825389 ], [ -76.996088, 38.825266 ], [ -76.996184, 38.825192 ], [ -76.996228, 38.825158 ], [ -76.996538, 38.824916 ], [ -76.996685, 38.824802 ], [ -76.99693, 38.82462 ], [ -76.998039, 38.823797 ], [ -76.998088, 38.823758 ], [ -76.998105, 38.823745 ], [ -76.998164, 38.823698 ], [ -76.99841, 38.823506 ], [ -76.9985, 38.823435 ], [ -76.998575, 38.823376 ], [ -76.998596, 38.82336 ], [ -76.99894, 38.823094 ], [ -76.999166, 38.822918 ], [ -76.999278, 38.822831 ], [ -76.999336, 38.822895 ], [ -76.999381, 38.82295 ], [ -76.999396, 38.82297 ], [ -76.999456, 38.823055 ], [ -76.999491, 38.82311 ], [ -76.999523, 38.823165 ], [ -76.999567, 38.823249 ], [ -76.999607, 38.823335 ], [ -76.99963, 38.823394 ], [ -76.99964, 38.823424 ], [ -76.999657, 38.823484 ], [ -76.999671, 38.823545 ], [ -76.999676, 38.823576 ], [ -76.999685, 38.823642 ], [ -76.999693, 38.823747 ], [ -76.999694, 38.823818 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009811", "BLKGRPCE": "1", "GEOID": "110010098111", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 236064.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8263398", "INTPTLON": "-077.0005665", "mobility_total": "1781", "mobility_same_house": "1316", "mobility_different_house": "465", "mobility_different_house_same_metro": "465", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.002422, 38.827394 ], [ -77.002418, 38.82744 ], [ -77.002413, 38.827485 ], [ -77.002406, 38.82753 ], [ -77.002386, 38.82762 ], [ -77.002373, 38.827664 ], [ -77.002358, 38.827709 ], [ -77.002342, 38.827752 ], [ -77.002324, 38.827796 ], [ -77.002222, 38.828078 ], [ -77.002191, 38.828184 ], [ -77.002149, 38.828343 ], [ -77.0021, 38.828556 ], [ -77.002089, 38.82861 ], [ -77.002073, 38.828715 ], [ -77.002048, 38.828915 ], [ -77.002033, 38.829081 ], [ -77.002025, 38.829229 ], [ -77.002022, 38.829339 ], [ -77.002023, 38.82979 ], [ -77.002022, 38.830094 ], [ -77.002025, 38.830505 ], [ -77.00203, 38.830958 ], [ -77.001735, 38.830959 ], [ -77.000862, 38.830958 ], [ -77.00069, 38.83096 ], [ -77.000571, 38.83096 ], [ -77.000572, 38.830181 ], [ -77.000571, 38.830082 ], [ -77.000569, 38.829776 ], [ -77.000568, 38.829291 ], [ -77.000567, 38.829205 ], [ -76.999425, 38.829204 ], [ -76.998943, 38.829206 ], [ -76.998497, 38.829205 ], [ -76.998499, 38.829099 ], [ -76.998496, 38.828786 ], [ -76.998495, 38.828415 ], [ -76.998498, 38.827227 ], [ -76.9985, 38.82684 ], [ -76.998499, 38.826642 ], [ -76.998501, 38.826584 ], [ -76.998509, 38.826507 ], [ -76.99853, 38.826369 ], [ -76.998542, 38.826305 ], [ -76.998562, 38.826217 ], [ -76.99859, 38.826117 ], [ -76.998627, 38.826011 ], [ -76.998655, 38.825941 ], [ -76.9987, 38.825836 ], [ -76.998742, 38.825746 ], [ -76.999045, 38.82524 ], [ -76.999098, 38.825153 ], [ -76.999137, 38.825086 ], [ -76.999159, 38.825051 ], [ -76.999204, 38.824935 ], [ -76.999221, 38.824897 ], [ -76.999316, 38.82473 ], [ -76.999424, 38.824548 ], [ -76.999658, 38.824128 ], [ -76.999676, 38.824012 ], [ -76.999688, 38.823922 ], [ -76.999692, 38.82387 ], [ -76.999694, 38.823818 ], [ -76.999693, 38.823747 ], [ -76.999685, 38.823642 ], [ -76.999676, 38.823576 ], [ -76.999671, 38.823545 ], [ -76.999657, 38.823484 ], [ -76.99964, 38.823424 ], [ -76.99963, 38.823394 ], [ -76.999607, 38.823335 ], [ -76.999567, 38.823249 ], [ -76.999523, 38.823165 ], [ -76.999491, 38.82311 ], [ -76.999456, 38.823055 ], [ -76.999396, 38.82297 ], [ -76.999381, 38.82295 ], [ -76.999336, 38.822895 ], [ -76.999278, 38.822831 ], [ -77.000072, 38.822208 ], [ -77.000141, 38.822153 ], [ -77.000245, 38.822062 ], [ -77.001243, 38.821275 ], [ -77.001379, 38.82135 ], [ -77.001846, 38.821713 ], [ -77.002072, 38.821882 ], [ -77.002187, 38.821965 ], [ -77.002128, 38.822029 ], [ -77.002044, 38.822117 ], [ -77.002017, 38.822144 ], [ -77.001992, 38.822181 ], [ -77.001984, 38.822204 ], [ -77.001976, 38.822234 ], [ -77.001951, 38.822738 ], [ -77.001927, 38.823272 ], [ -77.001924, 38.823311 ], [ -77.001924, 38.823331 ], [ -77.001926, 38.82337 ], [ -77.001928, 38.823389 ], [ -77.001934, 38.823428 ], [ -77.001943, 38.823466 ], [ -77.001959, 38.823519 ], [ -77.001983, 38.823569 ], [ -77.002003, 38.823601 ], [ -77.002209, 38.823886 ], [ -77.002118, 38.823926 ], [ -77.001904, 38.824018 ], [ -77.001714, 38.824106 ], [ -77.001684, 38.824123 ], [ -77.001655, 38.824141 ], [ -77.001627, 38.82416 ], [ -77.001575, 38.824201 ], [ -77.001551, 38.824222 ], [ -77.001528, 38.824245 ], [ -77.001486, 38.824292 ], [ -77.001467, 38.824316 ], [ -77.00145, 38.824345 ], [ -77.001435, 38.824373 ], [ -77.001408, 38.824432 ], [ -77.001398, 38.824462 ], [ -77.001381, 38.824523 ], [ -77.001371, 38.824585 ], [ -77.001366, 38.824647 ], [ -77.001364, 38.824739 ], [ -77.001368, 38.8248 ], [ -77.001371, 38.82483 ], [ -77.001381, 38.824891 ], [ -77.001392, 38.824938 ], [ -77.001413, 38.825008 ], [ -77.001426, 38.825043 ], [ -77.00144, 38.825077 ], [ -77.001664, 38.825547 ], [ -77.0018, 38.825823 ], [ -77.001937, 38.826098 ], [ -77.002081, 38.826398 ], [ -77.002139, 38.826515 ], [ -77.002307, 38.826853 ], [ -77.002329, 38.826901 ], [ -77.002348, 38.826949 ], [ -77.002365, 38.826998 ], [ -77.00238, 38.827047 ], [ -77.002393, 38.827097 ], [ -77.002404, 38.827147 ], [ -77.002412, 38.827197 ], [ -77.002418, 38.827247 ], [ -77.002422, 38.827298 ], [ -77.002424, 38.827349 ], [ -77.002422, 38.827394 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009810", "BLKGRPCE": "2", "GEOID": "110010098102", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 113539.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8280124", "INTPTLON": "-077.0066346", "mobility_total": "1069", "mobility_same_house": "926", "mobility_different_house": "128", "mobility_different_house_same_metro": "128", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "15" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.007677, 38.831398 ], [ -77.007244, 38.83135 ], [ -77.006671, 38.831288 ], [ -77.005885, 38.831206 ], [ -77.005887, 38.830781 ], [ -77.005886, 38.830217 ], [ -77.005885, 38.829399 ], [ -77.005884, 38.829198 ], [ -77.005884, 38.828959 ], [ -77.005883, 38.82875 ], [ -77.005886, 38.828286 ], [ -77.005889, 38.828088 ], [ -77.005889, 38.828022 ], [ -77.005891, 38.827891 ], [ -77.005883, 38.827826 ], [ -77.005878, 38.827794 ], [ -77.005693, 38.826785 ], [ -77.005684, 38.826731 ], [ -77.005659, 38.826594 ], [ -77.005645, 38.826526 ], [ -77.005606, 38.826321 ], [ -77.005574, 38.82614 ], [ -77.00557, 38.826121 ], [ -77.005559, 38.826055 ], [ -77.005459, 38.825519 ], [ -77.005442, 38.825414 ], [ -77.005431, 38.825321 ], [ -77.005429, 38.825274 ], [ -77.005429, 38.825225 ], [ -77.005434, 38.825151 ], [ -77.005438, 38.82511 ], [ -77.005448, 38.825012 ], [ -77.005451, 38.824989 ], [ -77.005459, 38.824946 ], [ -77.005479, 38.82486 ], [ -77.005501, 38.824785 ], [ -77.005518, 38.824735 ], [ -77.005539, 38.824682 ], [ -77.005579, 38.824599 ], [ -77.005624, 38.824515 ], [ -77.005658, 38.824456 ], [ -77.005694, 38.824398 ], [ -77.005758, 38.824302 ], [ -77.005791, 38.824258 ], [ -77.00585, 38.824189 ], [ -77.005881, 38.824158 ], [ -77.005911, 38.824133 ], [ -77.006002, 38.824091 ], [ -77.006054, 38.824151 ], [ -77.006123, 38.824233 ], [ -77.006189, 38.824318 ], [ -77.006252, 38.824404 ], [ -77.006346, 38.824537 ], [ -77.006472, 38.824725 ], [ -77.006577, 38.824886 ], [ -77.006747, 38.825144 ], [ -77.006765, 38.825172 ], [ -77.007006, 38.825533 ], [ -77.007092, 38.825666 ], [ -77.007136, 38.825732 ], [ -77.007265, 38.825931 ], [ -77.007336, 38.826063 ], [ -77.007385, 38.826158 ], [ -77.007434, 38.826263 ], [ -77.007475, 38.826358 ], [ -77.007509, 38.826447 ], [ -77.00754, 38.826537 ], [ -77.007568, 38.826628 ], [ -77.007603, 38.826768 ], [ -77.007623, 38.826862 ], [ -77.007642, 38.826978 ], [ -77.007657, 38.827094 ], [ -77.007668, 38.82721 ], [ -77.007673, 38.827293 ], [ -77.007676, 38.827458 ], [ -77.007674, 38.827624 ], [ -77.007675, 38.827795 ], [ -77.007675, 38.829199 ], [ -77.007674, 38.829635 ], [ -77.007675, 38.830215 ], [ -77.007675, 38.830293 ], [ -77.007676, 38.830342 ], [ -77.007676, 38.83059 ], [ -77.007674, 38.830842 ], [ -77.007677, 38.831398 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009903", "BLKGRPCE": "1", "GEOID": "110010099031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 166883.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8882792", "INTPTLON": "-076.9178137", "mobility_total": "1239", "mobility_same_house": "989", "mobility_different_house": "250", "mobility_different_house_same_metro": "227", "mobility_different_house_different_metro": "23", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.920707, 38.889817 ], [ -76.919416, 38.889817 ], [ -76.917785, 38.8898 ], [ -76.917623, 38.889799 ], [ -76.917245, 38.889798 ], [ -76.916681, 38.889795 ], [ -76.916167, 38.889793 ], [ -76.915559, 38.889793 ], [ -76.914721, 38.88979 ], [ -76.91461, 38.889791 ], [ -76.91417, 38.889789 ], [ -76.914036, 38.88979 ], [ -76.913794, 38.889791 ], [ -76.913669, 38.889788 ], [ -76.913498, 38.889793 ], [ -76.913328, 38.889796 ], [ -76.913386, 38.88975 ], [ -76.913485, 38.889672 ], [ -76.91356, 38.889612 ], [ -76.913742, 38.889469 ], [ -76.913789, 38.889432 ], [ -76.914129, 38.889163 ], [ -76.914164, 38.889137 ], [ -76.914199, 38.88911 ], [ -76.914234, 38.889083 ], [ -76.914269, 38.889057 ], [ -76.914296, 38.889036 ], [ -76.914324, 38.889015 ], [ -76.914351, 38.888994 ], [ -76.914378, 38.888972 ], [ -76.914408, 38.888949 ], [ -76.914438, 38.888926 ], [ -76.914467, 38.888902 ], [ -76.914511, 38.888868 ], [ -76.914905, 38.888561 ], [ -76.915271, 38.888277 ], [ -76.915546, 38.88806 ], [ -76.915834, 38.887837 ], [ -76.916019, 38.887693 ], [ -76.916121, 38.887614 ], [ -76.916216, 38.88754 ], [ -76.916575, 38.887261 ], [ -76.916887, 38.887017 ], [ -76.916908, 38.887001 ], [ -76.91702, 38.886914 ], [ -76.91713, 38.886828 ], [ -76.917379, 38.886634 ], [ -76.917451, 38.886578 ], [ -76.917522, 38.886522 ], [ -76.917594, 38.886467 ], [ -76.917666, 38.886411 ], [ -76.917687, 38.886394 ], [ -76.917709, 38.886376 ], [ -76.91775, 38.886345 ], [ -76.91779, 38.886314 ], [ -76.917834, 38.886279 ], [ -76.917879, 38.886244 ], [ -76.917936, 38.8862 ], [ -76.917993, 38.886155 ], [ -76.91805, 38.886111 ], [ -76.918107, 38.886067 ], [ -76.918393, 38.885844 ], [ -76.918454, 38.885797 ], [ -76.918566, 38.88571 ], [ -76.918708, 38.885744 ], [ -76.919063, 38.885832 ], [ -76.91942, 38.885918 ], [ -76.919529, 38.885946 ], [ -76.919817, 38.886014 ], [ -76.919811, 38.886037 ], [ -76.919807, 38.88606 ], [ -76.919805, 38.886084 ], [ -76.919805, 38.886107 ], [ -76.919808, 38.886132 ], [ -76.919877, 38.886412 ], [ -76.9201, 38.887292 ], [ -76.920138, 38.887433 ], [ -76.920229, 38.887799 ], [ -76.920334, 38.888231 ], [ -76.920341, 38.888256 ], [ -76.920358, 38.888326 ], [ -76.920369, 38.888367 ], [ -76.920683, 38.889606 ], [ -76.92069, 38.889666 ], [ -76.920707, 38.889817 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009903", "BLKGRPCE": "2", "GEOID": "110010099032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 216796.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8883479", "INTPTLON": "-076.9238282", "mobility_total": "519", "mobility_same_house": "506", "mobility_different_house": "13", "mobility_different_house_same_metro": "13", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.930054, 38.88982 ], [ -76.927966, 38.889812 ], [ -76.92717, 38.88981 ], [ -76.926174, 38.889811 ], [ -76.926055, 38.889814 ], [ -76.925005, 38.889818 ], [ -76.923953, 38.889813 ], [ -76.922909, 38.889802 ], [ -76.920707, 38.889817 ], [ -76.92069, 38.889666 ], [ -76.920683, 38.889606 ], [ -76.920369, 38.888367 ], [ -76.920358, 38.888326 ], [ -76.920341, 38.888256 ], [ -76.920334, 38.888231 ], [ -76.920229, 38.887799 ], [ -76.920138, 38.887433 ], [ -76.9201, 38.887292 ], [ -76.919877, 38.886412 ], [ -76.919808, 38.886132 ], [ -76.919805, 38.886107 ], [ -76.919805, 38.886084 ], [ -76.919807, 38.88606 ], [ -76.919811, 38.886037 ], [ -76.919817, 38.886014 ], [ -76.920151, 38.886093 ], [ -76.920452, 38.886167 ], [ -76.920734, 38.88623 ], [ -76.920938, 38.886271 ], [ -76.921017, 38.886286 ], [ -76.921086, 38.886298 ], [ -76.92114, 38.886306 ], [ -76.921263, 38.886326 ], [ -76.921607, 38.886376 ], [ -76.921755, 38.886394 ], [ -76.921829, 38.886401 ], [ -76.921933, 38.886409 ], [ -76.922038, 38.886415 ], [ -76.922228, 38.886422 ], [ -76.922271, 38.886422 ], [ -76.92263, 38.886428 ], [ -76.922891, 38.886437 ], [ -76.923025, 38.886444 ], [ -76.923136, 38.886454 ], [ -76.92318, 38.886458 ], [ -76.923305, 38.886475 ], [ -76.923428, 38.886497 ], [ -76.923494, 38.88651 ], [ -76.923677, 38.886556 ], [ -76.923802, 38.886594 ], [ -76.923972, 38.88665 ], [ -76.924093, 38.886691 ], [ -76.924203, 38.886731 ], [ -76.92425, 38.88675 ], [ -76.9243, 38.88677 ], [ -76.924435, 38.88683 ], [ -76.924568, 38.886894 ], [ -76.924697, 38.886958 ], [ -76.924898, 38.887064 ], [ -76.925028, 38.887137 ], [ -76.92509, 38.887175 ], [ -76.925212, 38.887252 ], [ -76.925503, 38.887442 ], [ -76.92555, 38.887474 ], [ -76.925703, 38.887576 ], [ -76.925724, 38.887589 ], [ -76.926084, 38.887834 ], [ -76.926324, 38.887999 ], [ -76.926499, 38.888114 ], [ -76.926628, 38.888197 ], [ -76.926731, 38.888261 ], [ -76.926837, 38.888322 ], [ -76.926868, 38.888339 ], [ -76.926945, 38.88838 ], [ -76.927, 38.888408 ], [ -76.927112, 38.888462 ], [ -76.927228, 38.888513 ], [ -76.927346, 38.888561 ], [ -76.927507, 38.88862 ], [ -76.927604, 38.888652 ], [ -76.927699, 38.888677 ], [ -76.927906, 38.888734 ], [ -76.928184, 38.888806 ], [ -76.928369, 38.888857 ], [ -76.928645, 38.888936 ], [ -76.928827, 38.888991 ], [ -76.929033, 38.889059 ], [ -76.929135, 38.889094 ], [ -76.929336, 38.889168 ], [ -76.929436, 38.889207 ], [ -76.929634, 38.889287 ], [ -76.929767, 38.889344 ], [ -76.929829, 38.889372 ], [ -76.929917, 38.889443 ], [ -76.929954, 38.889483 ], [ -76.929983, 38.889521 ], [ -76.930011, 38.889563 ], [ -76.930025, 38.889588 ], [ -76.930035, 38.889615 ], [ -76.93005, 38.889663 ], [ -76.930052, 38.889707 ], [ -76.930054, 38.88982 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002702", "BLKGRPCE": "1", "GEOID": "110010027021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 77478.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9304399", "INTPTLON": "-077.0377074", "mobility_total": "1862", "mobility_same_house": "1556", "mobility_different_house": "293", "mobility_different_house_same_metro": "226", "mobility_different_house_different_metro": "67", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "13" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.038868, 38.928893 ], [ -77.038855, 38.929609 ], [ -77.038853, 38.929688 ], [ -77.038852, 38.929765 ], [ -77.038854, 38.930386 ], [ -77.038852, 38.930573 ], [ -77.038849, 38.930868 ], [ -77.038852, 38.931244 ], [ -77.038851, 38.931276 ], [ -77.038851, 38.931381 ], [ -77.03885, 38.931481 ], [ -77.038858, 38.932043 ], [ -77.038856, 38.9323 ], [ -77.038839, 38.932532 ], [ -77.038683, 38.932505 ], [ -77.038615, 38.932482 ], [ -77.038044, 38.932265 ], [ -77.036623, 38.931714 ], [ -77.03646, 38.931653 ], [ -77.03646, 38.931559 ], [ -77.036461, 38.931474 ], [ -77.036456, 38.930592 ], [ -77.036456, 38.930532 ], [ -77.036458, 38.93045 ], [ -77.036468, 38.929863 ], [ -77.036473, 38.929245 ], [ -77.036473, 38.929166 ], [ -77.036474, 38.929105 ], [ -77.036476, 38.928687 ], [ -77.036635, 38.928699 ], [ -77.037211, 38.928727 ], [ -77.037351, 38.928733 ], [ -77.037491, 38.92874 ], [ -77.038319, 38.928773 ], [ -77.038869, 38.928799 ], [ -77.038868, 38.928893 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003400", "BLKGRPCE": "1", "GEOID": "110010034001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 105519.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9177232", "INTPTLON": "-077.0160727", "mobility_total": "1508", "mobility_same_house": "897", "mobility_different_house": "580", "mobility_different_house_same_metro": "378", "mobility_different_house_different_metro": "202", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "31" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.017872, 38.91937 ], [ -77.017764, 38.919379 ], [ -77.016376, 38.919513 ], [ -77.014906, 38.919652 ], [ -77.014802, 38.919663 ], [ -77.014749, 38.919174 ], [ -77.014741, 38.919099 ], [ -77.01469, 38.918663 ], [ -77.014636, 38.918183 ], [ -77.014625, 38.918107 ], [ -77.014619, 38.918061 ], [ -77.014615, 38.918023 ], [ -77.014578, 38.917722 ], [ -77.014575, 38.917692 ], [ -77.014571, 38.917637 ], [ -77.014566, 38.91758 ], [ -77.014501, 38.916995 ], [ -77.01442, 38.916279 ], [ -77.014414, 38.916221 ], [ -77.014382, 38.915964 ], [ -77.014374, 38.915886 ], [ -77.014478, 38.915887 ], [ -77.015399, 38.915915 ], [ -77.015509, 38.915917 ], [ -77.015511, 38.915893 ], [ -77.015519, 38.91587 ], [ -77.015528, 38.915848 ], [ -77.015558, 38.915808 ], [ -77.015577, 38.915791 ], [ -77.015612, 38.915773 ], [ -77.01565, 38.915759 ], [ -77.015672, 38.915753 ], [ -77.015717, 38.915746 ], [ -77.015757, 38.915745 ], [ -77.015796, 38.915749 ], [ -77.015831, 38.915756 ], [ -77.015858, 38.915767 ], [ -77.015882, 38.915781 ], [ -77.015905, 38.915797 ], [ -77.015924, 38.915816 ], [ -77.01594, 38.915836 ], [ -77.015953, 38.915858 ], [ -77.015962, 38.915881 ], [ -77.015969, 38.91593 ], [ -77.016075, 38.915933 ], [ -77.016487, 38.915941 ], [ -77.016804, 38.915949 ], [ -77.016836, 38.915951 ], [ -77.016901, 38.91595 ], [ -77.016933, 38.915947 ], [ -77.016965, 38.915942 ], [ -77.017254, 38.915915 ], [ -77.017332, 38.915909 ], [ -77.017343, 38.915982 ], [ -77.017374, 38.916161 ], [ -77.017458, 38.916751 ], [ -77.017545, 38.917274 ], [ -77.017557, 38.917353 ], [ -77.017635, 38.917855 ], [ -77.017646, 38.917929 ], [ -77.017716, 38.918375 ], [ -77.017726, 38.918439 ], [ -77.01773, 38.91846 ], [ -77.017796, 38.918898 ], [ -77.01785, 38.919247 ], [ -77.017872, 38.91937 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004002", "BLKGRPCE": "1", "GEOID": "110010040021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 42394.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9207435", "INTPTLON": "-077.0429707", "mobility_total": "539", "mobility_same_house": "479", "mobility_different_house": "60", "mobility_different_house_same_metro": "27", "mobility_different_house_different_metro": "33", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.044361, 38.919726 ], [ -77.044301, 38.919831 ], [ -77.044031, 38.920377 ], [ -77.043931, 38.920588 ], [ -77.043887, 38.920682 ], [ -77.043713, 38.921091 ], [ -77.043704, 38.92111 ], [ -77.043574, 38.921406 ], [ -77.043451, 38.921706 ], [ -77.043319, 38.922018 ], [ -77.04328, 38.922103 ], [ -77.043237, 38.922186 ], [ -77.043174, 38.922293 ], [ -77.043143, 38.922334 ], [ -77.04312, 38.922361 ], [ -77.043087, 38.922394 ], [ -77.043052, 38.922424 ], [ -77.043013, 38.922452 ], [ -77.042969, 38.922479 ], [ -77.042684, 38.922661 ], [ -77.042668, 38.922602 ], [ -77.042643, 38.922518 ], [ -77.042565, 38.922239 ], [ -77.042399, 38.921724 ], [ -77.042052, 38.920682 ], [ -77.04202, 38.920591 ], [ -77.041736, 38.919771 ], [ -77.041717, 38.919712 ], [ -77.04171, 38.919686 ], [ -77.041704, 38.919659 ], [ -77.041825, 38.919658 ], [ -77.041855, 38.919657 ], [ -77.043485, 38.919659 ], [ -77.0442, 38.919659 ], [ -77.04424, 38.91966 ], [ -77.044302, 38.91966 ], [ -77.044398, 38.919664 ], [ -77.044361, 38.919726 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004902", "BLKGRPCE": "2", "GEOID": "110010049022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 198137.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9052168", "INTPTLON": "-077.0243652", "mobility_total": "2017", "mobility_same_house": "1559", "mobility_different_house": "458", "mobility_different_house_same_metro": "420", "mobility_different_house_different_metro": "38", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.027047, 38.904166 ], [ -77.027045, 38.904591 ], [ -77.027039, 38.905013 ], [ -77.027037, 38.905647 ], [ -77.027036, 38.90577 ], [ -77.027036, 38.906119 ], [ -77.027038, 38.906499 ], [ -77.027036, 38.90724 ], [ -77.026731, 38.907238 ], [ -77.025988, 38.907239 ], [ -77.02535, 38.907238 ], [ -77.025002, 38.907238 ], [ -77.024154, 38.907239 ], [ -77.023963, 38.907244 ], [ -77.023909, 38.907247 ], [ -77.023703, 38.907246 ], [ -77.023469, 38.907238 ], [ -77.023143, 38.907235 ], [ -77.022945, 38.907236 ], [ -77.022754, 38.907238 ], [ -77.022361, 38.907238 ], [ -77.022155, 38.907238 ], [ -77.021919, 38.90724 ], [ -77.021917, 38.90697 ], [ -77.021916, 38.90661 ], [ -77.021916, 38.905871 ], [ -77.021914, 38.905643 ], [ -77.021916, 38.90505 ], [ -77.021914, 38.904692 ], [ -77.021914, 38.904168 ], [ -77.021917, 38.903179 ], [ -77.021919, 38.902939 ], [ -77.022117, 38.902938 ], [ -77.022566, 38.902946 ], [ -77.022865, 38.902944 ], [ -77.022945, 38.902943 ], [ -77.023456, 38.902947 ], [ -77.023938, 38.902931 ], [ -77.024107, 38.902929 ], [ -77.024246, 38.902973 ], [ -77.024321, 38.902997 ], [ -77.024512, 38.903062 ], [ -77.024846, 38.90318 ], [ -77.025266, 38.903326 ], [ -77.0257, 38.903473 ], [ -77.025984, 38.903579 ], [ -77.026286, 38.903688 ], [ -77.026593, 38.903791 ], [ -77.026843, 38.903874 ], [ -77.02705, 38.903949 ], [ -77.027047, 38.904166 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005600", "BLKGRPCE": "2", "GEOID": "110010056002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 218458.000000, "AWATER": 6549.000000, "INTPTLAT": "+38.8988888", "INTPTLON": "-077.0554558", "mobility_total": "1619", "mobility_same_house": "1319", "mobility_different_house": "276", "mobility_different_house_same_metro": "246", "mobility_different_house_different_metro": "29", "mobility_different_house_outside_stat_area": "1", "mobility_abroad": "24" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.058597, 38.901288 ], [ -77.058594, 38.901331 ], [ -77.058588, 38.901358 ], [ -77.05858, 38.901388 ], [ -77.058576, 38.901416 ], [ -77.05857, 38.901442 ], [ -77.058561, 38.901472 ], [ -77.058549, 38.901499 ], [ -77.058516, 38.901548 ], [ -77.058504, 38.901574 ], [ -77.058475, 38.901623 ], [ -77.058419, 38.901726 ], [ -77.058403, 38.901751 ], [ -77.058377, 38.901788 ], [ -77.058364, 38.901811 ], [ -77.058347, 38.901832 ], [ -77.0583, 38.9019 ], [ -77.058271, 38.901949 ], [ -77.058254, 38.901976 ], [ -77.058208, 38.902029 ], [ -77.058141, 38.902126 ], [ -77.058077, 38.902189 ], [ -77.058023, 38.902223 ], [ -77.057995, 38.902284 ], [ -77.057985, 38.902317 ], [ -77.057966, 38.902372 ], [ -77.057933, 38.90241 ], [ -77.057872, 38.902477 ], [ -77.057827, 38.902506 ], [ -77.057787, 38.902545 ], [ -77.057668, 38.902543 ], [ -77.057605, 38.902542 ], [ -77.05757, 38.902542 ], [ -77.056979, 38.902533 ], [ -77.05688, 38.902531 ], [ -77.056531, 38.902519 ], [ -77.056305, 38.902524 ], [ -77.056108, 38.902528 ], [ -77.055247, 38.902496 ], [ -77.054741, 38.902484 ], [ -77.054746, 38.902295 ], [ -77.054748, 38.902276 ], [ -77.054754, 38.901843 ], [ -77.054753, 38.901501 ], [ -77.054758, 38.90113 ], [ -77.054757, 38.90105 ], [ -77.054756, 38.90094 ], [ -77.054753, 38.900865 ], [ -77.05475, 38.90084 ], [ -77.054739, 38.900814 ], [ -77.054701, 38.900747 ], [ -77.054673, 38.900722 ], [ -77.054627, 38.900702 ], [ -77.054598, 38.900696 ], [ -77.054569, 38.900697 ], [ -77.054486, 38.900692 ], [ -77.054432, 38.900692 ], [ -77.054076, 38.900696 ], [ -77.053849, 38.900694 ], [ -77.053765, 38.900695 ], [ -77.053686, 38.900698 ], [ -77.053625, 38.900696 ], [ -77.053307, 38.900697 ], [ -77.053307, 38.900666 ], [ -77.053305, 38.900615 ], [ -77.053307, 38.900587 ], [ -77.053309, 38.900517 ], [ -77.053313, 38.900447 ], [ -77.053313, 38.900361 ], [ -77.053315, 38.900297 ], [ -77.053315, 38.900216 ], [ -77.053318, 38.900152 ], [ -77.053313, 38.900034 ], [ -77.053315, 38.899969 ], [ -77.053314, 38.89983 ], [ -77.053312, 38.899748 ], [ -77.053308, 38.899665 ], [ -77.053302, 38.899642 ], [ -77.053284, 38.89962 ], [ -77.053262, 38.899602 ], [ -77.053237, 38.899592 ], [ -77.053196, 38.899582 ], [ -77.053146, 38.899577 ], [ -77.053048, 38.899575 ], [ -77.053, 38.899577 ], [ -77.052884, 38.899578 ], [ -77.052777, 38.89958 ], [ -77.052679, 38.899579 ], [ -77.052594, 38.899577 ], [ -77.052483, 38.899576 ], [ -77.05234, 38.899573 ], [ -77.052201, 38.899573 ], [ -77.051961, 38.899575 ], [ -77.05183, 38.899571 ], [ -77.051661, 38.899576 ], [ -77.051517, 38.899576 ], [ -77.051433, 38.899575 ], [ -77.05134, 38.899577 ], [ -77.051048, 38.899577 ], [ -77.050954, 38.899579 ], [ -77.050835, 38.899579 ], [ -77.050611, 38.899575 ], [ -77.050502, 38.899576 ], [ -77.050399, 38.899574 ], [ -77.05027, 38.899575 ], [ -77.050131, 38.899574 ], [ -77.050132, 38.899554 ], [ -77.050133, 38.899491 ], [ -77.050133, 38.899414 ], [ -77.050132, 38.899366 ], [ -77.050132, 38.899279 ], [ -77.050137, 38.899157 ], [ -77.050142, 38.898935 ], [ -77.05014, 38.898887 ], [ -77.050136, 38.898716 ], [ -77.050137, 38.898678 ], [ -77.050137, 38.898637 ], [ -77.050139, 38.898557 ], [ -77.050139, 38.8985 ], [ -77.050135, 38.898327 ], [ -77.05024, 38.898327 ], [ -77.05034, 38.898328 ], [ -77.050398, 38.898326 ], [ -77.050432, 38.898324 ], [ -77.050513, 38.898322 ], [ -77.050618, 38.898323 ], [ -77.050767, 38.898327 ], [ -77.050849, 38.898327 ], [ -77.050933, 38.898329 ], [ -77.051002, 38.898327 ], [ -77.051172, 38.898326 ], [ -77.051224, 38.898327 ], [ -77.051321, 38.898327 ], [ -77.051356, 38.898328 ], [ -77.051432, 38.898328 ], [ -77.051493, 38.898325 ], [ -77.051751, 38.898323 ], [ -77.051819, 38.898321 ], [ -77.051878, 38.898317 ], [ -77.052007, 38.8983 ], [ -77.052033, 38.898289 ], [ -77.052056, 38.898273 ], [ -77.052111, 38.898217 ], [ -77.052598, 38.89848 ], [ -77.053105, 38.898754 ], [ -77.053138, 38.898683 ], [ -77.053165, 38.89863 ], [ -77.053204, 38.898576 ], [ -77.053221, 38.898557 ], [ -77.053242, 38.898538 ], [ -77.053192, 38.898453 ], [ -77.053181, 38.898435 ], [ -77.053146, 38.89835 ], [ -77.053112, 38.898229 ], [ -77.053062, 38.898052 ], [ -77.053056, 38.898022 ], [ -77.053056, 38.897921 ], [ -77.053068, 38.897724 ], [ -77.053329, 38.898041 ], [ -77.053325, 38.897997 ], [ -77.053315, 38.89792 ], [ -77.053312, 38.897861 ], [ -77.053318, 38.89778 ], [ -77.053319, 38.897753 ], [ -77.053324, 38.897723 ], [ -77.053331, 38.897688 ], [ -77.05334, 38.897659 ], [ -77.053345, 38.897638 ], [ -77.053364, 38.897574 ], [ -77.053371, 38.897554 ], [ -77.053383, 38.897512 ], [ -77.05341, 38.897455 ], [ -77.053434, 38.897428 ], [ -77.053462, 38.897406 ], [ -77.053524, 38.897374 ], [ -77.053576, 38.897361 ], [ -77.053623, 38.897356 ], [ -77.053723, 38.897353 ], [ -77.053823, 38.897356 ], [ -77.054039, 38.897356 ], [ -77.054094, 38.897357 ], [ -77.054136, 38.897356 ], [ -77.054275, 38.897356 ], [ -77.054359, 38.897355 ], [ -77.054457, 38.897355 ], [ -77.054639, 38.897359 ], [ -77.054762, 38.897351 ], [ -77.054793, 38.897352 ], [ -77.054835, 38.897348 ], [ -77.054871, 38.897347 ], [ -77.054977, 38.897346 ], [ -77.055007, 38.897348 ], [ -77.055044, 38.897349 ], [ -77.055104, 38.897349 ], [ -77.055144, 38.897348 ], [ -77.0552, 38.897352 ], [ -77.05523, 38.897353 ], [ -77.055263, 38.897353 ], [ -77.055293, 38.897354 ], [ -77.055344, 38.897354 ], [ -77.055393, 38.897355 ], [ -77.055477, 38.897381 ], [ -77.055562, 38.897391 ], [ -77.055691, 38.897399 ], [ -77.055753, 38.897414 ], [ -77.055849, 38.897472 ], [ -77.055876, 38.897493 ], [ -77.055929, 38.897541 ], [ -77.055948, 38.897562 ], [ -77.055971, 38.897582 ], [ -77.055992, 38.897598 ], [ -77.056013, 38.897608 ], [ -77.056046, 38.897641 ], [ -77.056069, 38.897678 ], [ -77.056109, 38.897756 ], [ -77.0562, 38.897922 ], [ -77.056216, 38.897958 ], [ -77.056233, 38.897991 ], [ -77.056253, 38.898024 ], [ -77.05627, 38.898055 ], [ -77.056281, 38.89808 ], [ -77.056293, 38.8981 ], [ -77.056349, 38.898232 ], [ -77.056486, 38.89811 ], [ -77.056563, 38.895464 ], [ -77.056518, 38.894721 ], [ -77.056507, 38.894642 ], [ -77.056504, 38.894613 ], [ -77.056475, 38.89451 ], [ -77.056438, 38.894411 ], [ -77.056391, 38.894312 ], [ -77.056193, 38.893974 ], [ -77.055847, 38.893402 ], [ -77.055624, 38.893077 ], [ -77.055667, 38.893063 ], [ -77.055739, 38.893042 ], [ -77.055829, 38.89302 ], [ -77.055921, 38.893 ], [ -77.055942, 38.893082 ], [ -77.056155, 38.893564 ], [ -77.056184, 38.893633 ], [ -77.056298, 38.893885 ], [ -77.056442, 38.894215 ], [ -77.056463, 38.894257 ], [ -77.056482, 38.894299 ], [ -77.056518, 38.894384 ], [ -77.05655, 38.894471 ], [ -77.056565, 38.894514 ], [ -77.056592, 38.894602 ], [ -77.056612, 38.894676 ], [ -77.056625, 38.894732 ], [ -77.056637, 38.894789 ], [ -77.056657, 38.894903 ], [ -77.056674, 38.895017 ], [ -77.056688, 38.895131 ], [ -77.056695, 38.895216 ], [ -77.056702, 38.895334 ], [ -77.056706, 38.895511 ], [ -77.056704, 38.895603 ], [ -77.056702, 38.896243 ], [ -77.056697, 38.896534 ], [ -77.056689, 38.896707 ], [ -77.056647, 38.897854 ], [ -77.056626, 38.89839 ], [ -77.056634, 38.898452 ], [ -77.056642, 38.89848 ], [ -77.056662, 38.898539 ], [ -77.056675, 38.898565 ], [ -77.056688, 38.898587 ], [ -77.056705, 38.898607 ], [ -77.056735, 38.898647 ], [ -77.05675, 38.898662 ], [ -77.056781, 38.89869 ], [ -77.056836, 38.898742 ], [ -77.05686, 38.898766 ], [ -77.056891, 38.898813 ], [ -77.057021, 38.898929 ], [ -77.057126, 38.899044 ], [ -77.05715, 38.899029 ], [ -77.05735, 38.899305 ], [ -77.057345, 38.899327 ], [ -77.05736, 38.899341 ], [ -77.057382, 38.899352 ], [ -77.057394, 38.89937 ], [ -77.057395, 38.899388 ], [ -77.05739, 38.899419 ], [ -77.057381, 38.899439 ], [ -77.057372, 38.899462 ], [ -77.057358, 38.899488 ], [ -77.057326, 38.899528 ], [ -77.057299, 38.899565 ], [ -77.057431, 38.899666 ], [ -77.057488, 38.89971 ], [ -77.057463, 38.899738 ], [ -77.057452, 38.899757 ], [ -77.057434, 38.899794 ], [ -77.057423, 38.899823 ], [ -77.057407, 38.899872 ], [ -77.057397, 38.899908 ], [ -77.057389, 38.899944 ], [ -77.057379, 38.900001 ], [ -77.057377, 38.900021 ], [ -77.057379, 38.900062 ], [ -77.057389, 38.9001 ], [ -77.057409, 38.900133 ], [ -77.057427, 38.900156 ], [ -77.057439, 38.900173 ], [ -77.057454, 38.900191 ], [ -77.057502, 38.900245 ], [ -77.057536, 38.900286 ], [ -77.057582, 38.900322 ], [ -77.057613, 38.900344 ], [ -77.057636, 38.900365 ], [ -77.057653, 38.900378 ], [ -77.057693, 38.900413 ], [ -77.057721, 38.900436 ], [ -77.057743, 38.900451 ], [ -77.057777, 38.900471 ], [ -77.057835, 38.900514 ], [ -77.057869, 38.900536 ], [ -77.057925, 38.900576 ], [ -77.057994, 38.900621 ], [ -77.058046, 38.900649 ], [ -77.058087, 38.90068 ], [ -77.058122, 38.900704 ], [ -77.058165, 38.900731 ], [ -77.058186, 38.900743 ], [ -77.058246, 38.900789 ], [ -77.058285, 38.900822 ], [ -77.058357, 38.900885 ], [ -77.058402, 38.900912 ], [ -77.058429, 38.900935 ], [ -77.058538, 38.901036 ], [ -77.058582, 38.901162 ], [ -77.058562, 38.901194 ], [ -77.058576, 38.90121 ], [ -77.058585, 38.901227 ], [ -77.058594, 38.901249 ], [ -77.058597, 38.901288 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006801", "BLKGRPCE": "1", "GEOID": "110010068011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 153971.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8875011", "INTPTLON": "-076.9789218", "mobility_total": "1373", "mobility_same_house": "1150", "mobility_different_house": "200", "mobility_different_house_same_metro": "135", "mobility_different_house_different_metro": "60", "mobility_different_house_outside_stat_area": "5", "mobility_abroad": "23" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.980765, 38.886066 ], [ -76.980765, 38.886645 ], [ -76.980764, 38.88742 ], [ -76.980763, 38.887589 ], [ -76.980763, 38.887705 ], [ -76.980766, 38.887906 ], [ -76.980763, 38.888364 ], [ -76.980764, 38.888674 ], [ -76.980766, 38.888995 ], [ -76.980764, 38.889498 ], [ -76.980764, 38.8898 ], [ -76.978992, 38.8898 ], [ -76.97854, 38.8898 ], [ -76.977694, 38.8898 ], [ -76.977257, 38.889798 ], [ -76.977261, 38.88944 ], [ -76.977259, 38.888671 ], [ -76.977256, 38.887589 ], [ -76.977256, 38.887267 ], [ -76.977258, 38.887048 ], [ -76.977262, 38.886851 ], [ -76.977262, 38.8868 ], [ -76.977263, 38.886773 ], [ -76.977268, 38.886237 ], [ -76.977268, 38.886145 ], [ -76.977269, 38.88605 ], [ -76.977263, 38.885348 ], [ -76.977261, 38.885286 ], [ -76.977258, 38.884964 ], [ -76.977258, 38.884673 ], [ -76.97726, 38.884556 ], [ -76.977317, 38.88456 ], [ -76.977351, 38.884566 ], [ -76.977375, 38.884574 ], [ -76.979004, 38.885233 ], [ -76.979284, 38.885347 ], [ -76.980766, 38.885949 ], [ -76.980765, 38.886066 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007301", "BLKGRPCE": "1", "GEOID": "110010073011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 4589058.000000, "AWATER": 5139029.000000, "INTPTLAT": "+38.8395579", "INTPTLON": "-077.0229510", "mobility_total": "3393", "mobility_same_house": "2408", "mobility_different_house": "919", "mobility_different_house_same_metro": "203", "mobility_different_house_different_metro": "692", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "66" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.048009, 38.841266 ], [ -77.047969, 38.841267 ], [ -77.047934, 38.84127 ], [ -77.047891, 38.841274 ], [ -77.047859, 38.841277 ], [ -77.047817, 38.841281 ], [ -77.047784, 38.841285 ], [ -77.047759, 38.841289 ], [ -77.047728, 38.841292 ], [ -77.047705, 38.841296 ], [ -77.047681, 38.841302 ], [ -77.047639, 38.841307 ], [ -77.047605, 38.841309 ], [ -77.047565, 38.841308 ], [ -77.047525, 38.841306 ], [ -77.047483, 38.841308 ], [ -77.047441, 38.841308 ], [ -77.047405, 38.84131 ], [ -77.047364, 38.841311 ], [ -77.04733, 38.841312 ], [ -77.047289, 38.841314 ], [ -77.047255, 38.841314 ], [ -77.047211, 38.841316 ], [ -77.047174, 38.84132 ], [ -77.047129, 38.84132 ], [ -77.047091, 38.841319 ], [ -77.047051, 38.841316 ], [ -77.047011, 38.841314 ], [ -77.046971, 38.841311 ], [ -77.046946, 38.84131 ], [ -77.046908, 38.841307 ], [ -77.046866, 38.841305 ], [ -77.046829, 38.841303 ], [ -77.046797, 38.841299 ], [ -77.046758, 38.841295 ], [ -77.046728, 38.84129 ], [ -77.046691, 38.841285 ], [ -77.046656, 38.841279 ], [ -77.046627, 38.841269 ], [ -77.046592, 38.841263 ], [ -77.046556, 38.841261 ], [ -77.046524, 38.841255 ], [ -77.046488, 38.841247 ], [ -77.046458, 38.841241 ], [ -77.046423, 38.841234 ], [ -77.046388, 38.841224 ], [ -77.046359, 38.841216 ], [ -77.046327, 38.841208 ], [ -77.046293, 38.841198 ], [ -77.046266, 38.841188 ], [ -77.046238, 38.84118 ], [ -77.046208, 38.841172 ], [ -77.046181, 38.841165 ], [ -77.046146, 38.841183 ], [ -77.046141, 38.841155 ], [ -77.046112, 38.841147 ], [ -77.046081, 38.841138 ], [ -77.046051, 38.841129 ], [ -77.04602, 38.841118 ], [ -77.045988, 38.841106 ], [ -77.04596, 38.841095 ], [ -77.045926, 38.841083 ], [ -77.045894, 38.841073 ], [ -77.045863, 38.841062 ], [ -77.045829, 38.841051 ], [ -77.045798, 38.841037 ], [ -77.045768, 38.841021 ], [ -77.045735, 38.841004 ], [ -77.045709, 38.840989 ], [ -77.045685, 38.840981 ], [ -77.045661, 38.840994 ], [ -77.045641, 38.840984 ], [ -77.045649, 38.840962 ], [ -77.045618, 38.840949 ], [ -77.045594, 38.840935 ], [ -77.045568, 38.84092 ], [ -77.045539, 38.840901 ], [ -77.045512, 38.840884 ], [ -77.045485, 38.840868 ], [ -77.045455, 38.840847 ], [ -77.045427, 38.840828 ], [ -77.045399, 38.84081 ], [ -77.045374, 38.840789 ], [ -77.045346, 38.840768 ], [ -77.045319, 38.84075 ], [ -77.045292, 38.840732 ], [ -77.045265, 38.840709 ], [ -77.04524, 38.84069 ], [ -77.045211, 38.840674 ], [ -77.045187, 38.840653 ], [ -77.045162, 38.840631 ], [ -77.045135, 38.840609 ], [ -77.045109, 38.840584 ], [ -77.045089, 38.840561 ], [ -77.045068, 38.840539 ], [ -77.045044, 38.840517 ], [ -77.04502, 38.840495 ], [ -77.044999, 38.840474 ], [ -77.044983, 38.840452 ], [ -77.044966, 38.840431 ], [ -77.044947, 38.84041 ], [ -77.044929, 38.840388 ], [ -77.044908, 38.840368 ], [ -77.044889, 38.84035 ], [ -77.044877, 38.840329 ], [ -77.044864, 38.84031 ], [ -77.044851, 38.84029 ], [ -77.044835, 38.840269 ], [ -77.044812, 38.840251 ], [ -77.044789, 38.840234 ], [ -77.044767, 38.840221 ], [ -77.044739, 38.840214 ], [ -77.044708, 38.840211 ], [ -77.044679, 38.84021 ], [ -77.044644, 38.840209 ], [ -77.044613, 38.840207 ], [ -77.044581, 38.840202 ], [ -77.04455, 38.840197 ], [ -77.044523, 38.840192 ], [ -77.044494, 38.840186 ], [ -77.044455, 38.840182 ], [ -77.044418, 38.840174 ], [ -77.044374, 38.84017 ], [ -77.044336, 38.840169 ], [ -77.044295, 38.840174 ], [ -77.044254, 38.840178 ], [ -77.044221, 38.840185 ], [ -77.044184, 38.840194 ], [ -77.044152, 38.840205 ], [ -77.044119, 38.840215 ], [ -77.044088, 38.840222 ], [ -77.044058, 38.840226 ], [ -77.044027, 38.840225 ], [ -77.044001, 38.840216 ], [ -77.043974, 38.840204 ], [ -77.043939, 38.840197 ], [ -77.043904, 38.840198 ], [ -77.043878, 38.840208 ], [ -77.043847, 38.840223 ], [ -77.043819, 38.840234 ], [ -77.043793, 38.840245 ], [ -77.043768, 38.84026 ], [ -77.043744, 38.840277 ], [ -77.043718, 38.840295 ], [ -77.04369, 38.840311 ], [ -77.043668, 38.840326 ], [ -77.04365, 38.840344 ], [ -77.043632, 38.840362 ], [ -77.043612, 38.840383 ], [ -77.043594, 38.840402 ], [ -77.043578, 38.840423 ], [ -77.043558, 38.840442 ], [ -77.043538, 38.840462 ], [ -77.043521, 38.840479 ], [ -77.043501, 38.840496 ], [ -77.043475, 38.840511 ], [ -77.043451, 38.840526 ], [ -77.043432, 38.840543 ], [ -77.043406, 38.840558 ], [ -77.043383, 38.84055 ], [ -77.043386, 38.840522 ], [ -77.043399, 38.840506 ], [ -77.043401, 38.840484 ], [ -77.043398, 38.840465 ], [ -77.043386, 38.840442 ], [ -77.043368, 38.840408 ], [ -77.043358, 38.84039 ], [ -77.043345, 38.840373 ], [ -77.043336, 38.840354 ], [ -77.043332, 38.840332 ], [ -77.043324, 38.840311 ], [ -77.043308, 38.840296 ], [ -77.043292, 38.840281 ], [ -77.043285, 38.840261 ], [ -77.043281, 38.840236 ], [ -77.043281, 38.840214 ], [ -77.043287, 38.840196 ], [ -77.043293, 38.840159 ], [ -77.043285, 38.84014 ], [ -77.043271, 38.840123 ], [ -77.043258, 38.840103 ], [ -77.043244, 38.840086 ], [ -77.043233, 38.840066 ], [ -77.043227, 38.840041 ], [ -77.043221, 38.840021 ], [ -77.043209, 38.840005 ], [ -77.043193, 38.839988 ], [ -77.043175, 38.839968 ], [ -77.043154, 38.839949 ], [ -77.043135, 38.839932 ], [ -77.043122, 38.839915 ], [ -77.043118, 38.839896 ], [ -77.043115, 38.839873 ], [ -77.043106, 38.839852 ], [ -77.043093, 38.839832 ], [ -77.043079, 38.839811 ], [ -77.043065, 38.839795 ], [ -77.043009, 38.839763 ], [ -77.042987, 38.839755 ], [ -77.04296, 38.839745 ], [ -77.042932, 38.839734 ], [ -77.042908, 38.839728 ], [ -77.04288, 38.83972 ], [ -77.042856, 38.839713 ], [ -77.042831, 38.839705 ], [ -77.042804, 38.839695 ], [ -77.042776, 38.839687 ], [ -77.042746, 38.839681 ], [ -77.042712, 38.839677 ], [ -77.042684, 38.839671 ], [ -77.042661, 38.839665 ], [ -77.042634, 38.83966 ], [ -77.042608, 38.839656 ], [ -77.042581, 38.839654 ], [ -77.042556, 38.83965 ], [ -77.042527, 38.839646 ], [ -77.042497, 38.839642 ], [ -77.042471, 38.839639 ], [ -77.042439, 38.839637 ], [ -77.042409, 38.839632 ], [ -77.04238, 38.839628 ], [ -77.042348, 38.839625 ], [ -77.042319, 38.839621 ], [ -77.042296, 38.839617 ], [ -77.042267, 38.83961 ], [ -77.042236, 38.839607 ], [ -77.042211, 38.839603 ], [ -77.042182, 38.839599 ], [ -77.042152, 38.839592 ], [ -77.042125, 38.839587 ], [ -77.042102, 38.839582 ], [ -77.042075, 38.839577 ], [ -77.042047, 38.839572 ], [ -77.04202, 38.839567 ], [ -77.041991, 38.839562 ], [ -77.041963, 38.839558 ], [ -77.041937, 38.839554 ], [ -77.041912, 38.839549 ], [ -77.041884, 38.839542 ], [ -77.04186, 38.839538 ], [ -77.041836, 38.839532 ], [ -77.04181, 38.839522 ], [ -77.041784, 38.839516 ], [ -77.041758, 38.839514 ], [ -77.041734, 38.839512 ], [ -77.041707, 38.839512 ], [ -77.041679, 38.839512 ], [ -77.041653, 38.839513 ], [ -77.041623, 38.839514 ], [ -77.041594, 38.839513 ], [ -77.04157, 38.839515 ], [ -77.041543, 38.839516 ], [ -77.041514, 38.839518 ], [ -77.041489, 38.83952 ], [ -77.041455, 38.83952 ], [ -77.041428, 38.839522 ], [ -77.041402, 38.839523 ], [ -77.041378, 38.839525 ], [ -77.041349, 38.839529 ], [ -77.041324, 38.839531 ], [ -77.041299, 38.839534 ], [ -77.041274, 38.839536 ], [ -77.04125, 38.839539 ], [ -77.041225, 38.839541 ], [ -77.041201, 38.839545 ], [ -77.041176, 38.839551 ], [ -77.041152, 38.83956 ], [ -77.041132, 38.83957 ], [ -77.041109, 38.839588 ], [ -77.041092, 38.839608 ], [ -77.041052, 38.839614 ], [ -77.040941, 38.839577 ], [ -77.040917, 38.839558 ], [ -77.040896, 38.839538 ], [ -77.040871, 38.839523 ], [ -77.040793, 38.839496 ], [ -77.040769, 38.839486 ], [ -77.040737, 38.839479 ], [ -77.040706, 38.839468 ], [ -77.040683, 38.839456 ], [ -77.040635, 38.839435 ], [ -77.040608, 38.839421 ], [ -77.040582, 38.839411 ], [ -77.040556, 38.839403 ], [ -77.040534, 38.839392 ], [ -77.040506, 38.83938 ], [ -77.040477, 38.839373 ], [ -77.040454, 38.839366 ], [ -77.040394, 38.839341 ], [ -77.04038, 38.839323 ], [ -77.040319, 38.839319 ], [ -77.040294, 38.839321 ], [ -77.040198, 38.839311 ], [ -77.040175, 38.839306 ], [ -77.04015, 38.839302 ], [ -77.040127, 38.839293 ], [ -77.039975, 38.839277 ], [ -77.039951, 38.839278 ], [ -77.039885, 38.839283 ], [ -77.039825, 38.839279 ], [ -77.03979, 38.839281 ], [ -77.03976, 38.83928 ], [ -77.039707, 38.839275 ], [ -77.039668, 38.839276 ], [ -77.039617, 38.83928 ], [ -77.039591, 38.839284 ], [ -77.039514, 38.839287 ], [ -77.039465, 38.839287 ], [ -77.039408, 38.839285 ], [ -77.039352, 38.839281 ], [ -77.039265, 38.83927 ], [ -77.039199, 38.839266 ], [ -77.039175, 38.839267 ], [ -77.039125, 38.839262 ], [ -77.039092, 38.839261 ], [ -77.039029, 38.839255 ], [ -77.038996, 38.839253 ], [ -77.038966, 38.83925 ], [ -77.038935, 38.839248 ], [ -77.038903, 38.839248 ], [ -77.038663, 38.839265 ], [ -77.038634, 38.839259 ], [ -77.038601, 38.839256 ], [ -77.038549, 38.839262 ], [ -77.038458, 38.839271 ], [ -77.038383, 38.839277 ], [ -77.038356, 38.83928 ], [ -77.03827, 38.839286 ], [ -77.038206, 38.839296 ], [ -77.038179, 38.839291 ], [ -77.038155, 38.839278 ], [ -77.038111, 38.839274 ], [ -77.038057, 38.83928 ], [ -77.038028, 38.839285 ], [ -77.037971, 38.839292 ], [ -77.037916, 38.839301 ], [ -77.037827, 38.83931 ], [ -77.037781, 38.839313 ], [ -77.03772, 38.83932 ], [ -77.03763, 38.839328 ], [ -77.037568, 38.839332 ], [ -77.037538, 38.839333 ], [ -77.037485, 38.839337 ], [ -77.037434, 38.839345 ], [ -77.037418, 38.839359 ], [ -77.037399, 38.839374 ], [ -77.037315, 38.839368 ], [ -77.037283, 38.839367 ], [ -77.037217, 38.839368 ], [ -77.037043, 38.83938 ], [ -77.036968, 38.839386 ], [ -77.036804, 38.839405 ], [ -77.036779, 38.839413 ], [ -77.036755, 38.839424 ], [ -77.036733, 38.83944 ], [ -77.036696, 38.839474 ], [ -77.036656, 38.839505 ], [ -77.036632, 38.839529 ], [ -77.036633, 38.839552 ], [ -77.036616, 38.839571 ], [ -77.036583, 38.839573 ], [ -77.036549, 38.839564 ], [ -77.03651, 38.839558 ], [ -77.036479, 38.839552 ], [ -77.036432, 38.839548 ], [ -77.036351, 38.839548 ], [ -77.03632, 38.839546 ], [ -77.036263, 38.839548 ], [ -77.036203, 38.839555 ], [ -77.036174, 38.83956 ], [ -77.036117, 38.839578 ], [ -77.036089, 38.839586 ], [ -77.036059, 38.839597 ], [ -77.036035, 38.839609 ], [ -77.036011, 38.839624 ], [ -77.035983, 38.839638 ], [ -77.035958, 38.839653 ], [ -77.035931, 38.839667 ], [ -77.035902, 38.839679 ], [ -77.035875, 38.839687 ], [ -77.035818, 38.839702 ], [ -77.035792, 38.83971 ], [ -77.035766, 38.839716 ], [ -77.03574, 38.839726 ], [ -77.035718, 38.839739 ], [ -77.035673, 38.839752 ], [ -77.03565, 38.839754 ], [ -77.035612, 38.839748 ], [ -77.035571, 38.839743 ], [ -77.035525, 38.839748 ], [ -77.035501, 38.839754 ], [ -77.035477, 38.839762 ], [ -77.035429, 38.839783 ], [ -77.035374, 38.839801 ], [ -77.035299, 38.839838 ], [ -77.035276, 38.839848 ], [ -77.035225, 38.839866 ], [ -77.035201, 38.839873 ], [ -77.035149, 38.839883 ], [ -77.035123, 38.839893 ], [ -77.035037, 38.839936 ], [ -77.035006, 38.839948 ], [ -77.034972, 38.839958 ], [ -77.034871, 38.839981 ], [ -77.03484, 38.83999 ], [ -77.034808, 38.840001 ], [ -77.034778, 38.84001 ], [ -77.034693, 38.840027 ], [ -77.034668, 38.840034 ], [ -77.034644, 38.840044 ], [ -77.034624, 38.84006 ], [ -77.034593, 38.840101 ], [ -77.03458, 38.84012 ], [ -77.03457, 38.840141 ], [ -77.034554, 38.840183 ], [ -77.034551, 38.840204 ], [ -77.034549, 38.840249 ], [ -77.034549, 38.840269 ], [ -77.034553, 38.840314 ], [ -77.03455, 38.840358 ], [ -77.034543, 38.840401 ], [ -77.034541, 38.840452 ], [ -77.034541, 38.840473 ], [ -77.03455, 38.840573 ], [ -77.034552, 38.840622 ], [ -77.034558, 38.840716 ], [ -77.034555, 38.840757 ], [ -77.03455, 38.840779 ], [ -77.034543, 38.840799 ], [ -77.034531, 38.840815 ], [ -77.034516, 38.840831 ], [ -77.0345, 38.840844 ], [ -77.034425, 38.840873 ], [ -77.034385, 38.840884 ], [ -77.034352, 38.840888 ], [ -77.034287, 38.840877 ], [ -77.034256, 38.840875 ], [ -77.03423, 38.840882 ], [ -77.034212, 38.840869 ], [ -77.03421, 38.840896 ], [ -77.034199, 38.840918 ], [ -77.034193, 38.840937 ], [ -77.034194, 38.840957 ], [ -77.034208, 38.840983 ], [ -77.034252, 38.841035 ], [ -77.034266, 38.841066 ], [ -77.034275, 38.841092 ], [ -77.034279, 38.841121 ], [ -77.034275, 38.841147 ], [ -77.034266, 38.841169 ], [ -77.034251, 38.841188 ], [ -77.034233, 38.841204 ], [ -77.034212, 38.841212 ], [ -77.034185, 38.841229 ], [ -77.034171, 38.841253 ], [ -77.034158, 38.841317 ], [ -77.034143, 38.8414 ], [ -77.03414, 38.841429 ], [ -77.034133, 38.841481 ], [ -77.034129, 38.841549 ], [ -77.03413, 38.841568 ], [ -77.034136, 38.841588 ], [ -77.034107, 38.841602 ], [ -77.034076, 38.841613 ], [ -77.034048, 38.84163 ], [ -77.03403, 38.841653 ], [ -77.034017, 38.84169 ], [ -77.034012, 38.84171 ], [ -77.03401, 38.841732 ], [ -77.034012, 38.841757 ], [ -77.034014, 38.841779 ], [ -77.034016, 38.841802 ], [ -77.034016, 38.841828 ], [ -77.034013, 38.84185 ], [ -77.034009, 38.841874 ], [ -77.034004, 38.8419 ], [ -77.033997, 38.841921 ], [ -77.033993, 38.841945 ], [ -77.03399, 38.841971 ], [ -77.033987, 38.841995 ], [ -77.033985, 38.84202 ], [ -77.033983, 38.842045 ], [ -77.033982, 38.842068 ], [ -77.03398, 38.842094 ], [ -77.033978, 38.842117 ], [ -77.033975, 38.842141 ], [ -77.033973, 38.842167 ], [ -77.03397, 38.84219 ], [ -77.033967, 38.842214 ], [ -77.033964, 38.842238 ], [ -77.033961, 38.84226 ], [ -77.033959, 38.842282 ], [ -77.033958, 38.842305 ], [ -77.033956, 38.842327 ], [ -77.033954, 38.842349 ], [ -77.033954, 38.842372 ], [ -77.033955, 38.842394 ], [ -77.033955, 38.842415 ], [ -77.033955, 38.842437 ], [ -77.033953, 38.842458 ], [ -77.03395, 38.842479 ], [ -77.033947, 38.8425 ], [ -77.033945, 38.842519 ], [ -77.033943, 38.842548 ], [ -77.033944, 38.842573 ], [ -77.033946, 38.842592 ], [ -77.033946, 38.842614 ], [ -77.033943, 38.842646 ], [ -77.033934, 38.842677 ], [ -77.033925, 38.842711 ], [ -77.03392, 38.842745 ], [ -77.033913, 38.842777 ], [ -77.033902, 38.84281 ], [ -77.033887, 38.842842 ], [ -77.03387, 38.842874 ], [ -77.033862, 38.842892 ], [ -77.033854, 38.84291 ], [ -77.033847, 38.842928 ], [ -77.033839, 38.842946 ], [ -77.033831, 38.842964 ], [ -77.033821, 38.842981 ], [ -77.033808, 38.842996 ], [ -77.033794, 38.843012 ], [ -77.033782, 38.843028 ], [ -77.033771, 38.843044 ], [ -77.033749, 38.843076 ], [ -77.03374, 38.843095 ], [ -77.033729, 38.843114 ], [ -77.033718, 38.843134 ], [ -77.033708, 38.843154 ], [ -77.0337, 38.843174 ], [ -77.033692, 38.843194 ], [ -77.033683, 38.843215 ], [ -77.033676, 38.843235 ], [ -77.03367, 38.843256 ], [ -77.033662, 38.843278 ], [ -77.033652, 38.8433 ], [ -77.033643, 38.84332 ], [ -77.033635, 38.843341 ], [ -77.033623, 38.843362 ], [ -77.033611, 38.843384 ], [ -77.0336, 38.843406 ], [ -77.033589, 38.843429 ], [ -77.033575, 38.843452 ], [ -77.033558, 38.843473 ], [ -77.033541, 38.843494 ], [ -77.033526, 38.843516 ], [ -77.033513, 38.843537 ], [ -77.033505, 38.843558 ], [ -77.033498, 38.84358 ], [ -77.033495, 38.843601 ], [ -77.03349, 38.843622 ], [ -77.033481, 38.843644 ], [ -77.03347, 38.843667 ], [ -77.033456, 38.843688 ], [ -77.033443, 38.843709 ], [ -77.033433, 38.84373 ], [ -77.033422, 38.843751 ], [ -77.033411, 38.843773 ], [ -77.033401, 38.843796 ], [ -77.03339, 38.843819 ], [ -77.03338, 38.843843 ], [ -77.03337, 38.843867 ], [ -77.033362, 38.843889 ], [ -77.033355, 38.843912 ], [ -77.033346, 38.843935 ], [ -77.033336, 38.843959 ], [ -77.033326, 38.843982 ], [ -77.033315, 38.844004 ], [ -77.033306, 38.844026 ], [ -77.033296, 38.844048 ], [ -77.03329, 38.844071 ], [ -77.033284, 38.844093 ], [ -77.033276, 38.844115 ], [ -77.033267, 38.844139 ], [ -77.033258, 38.844161 ], [ -77.033248, 38.844184 ], [ -77.033236, 38.844208 ], [ -77.033222, 38.844231 ], [ -77.033207, 38.844254 ], [ -77.033193, 38.844276 ], [ -77.033182, 38.844297 ], [ -77.033173, 38.844318 ], [ -77.033167, 38.844339 ], [ -77.03316, 38.844361 ], [ -77.033156, 38.844383 ], [ -77.033159, 38.844401 ], [ -77.03313, 38.844482 ], [ -77.033103, 38.844495 ], [ -77.033079, 38.844516 ], [ -77.033066, 38.844549 ], [ -77.033064, 38.84457 ], [ -77.033063, 38.84459 ], [ -77.033062, 38.844612 ], [ -77.033057, 38.844634 ], [ -77.033051, 38.844656 ], [ -77.033042, 38.844677 ], [ -77.033033, 38.844699 ], [ -77.033027, 38.844722 ], [ -77.033021, 38.844744 ], [ -77.033017, 38.844766 ], [ -77.033013, 38.844791 ], [ -77.03301, 38.844816 ], [ -77.033007, 38.844841 ], [ -77.033002, 38.844866 ], [ -77.032996, 38.84489 ], [ -77.03299, 38.844917 ], [ -77.032985, 38.844942 ], [ -77.032979, 38.844967 ], [ -77.032973, 38.844994 ], [ -77.032966, 38.84502 ], [ -77.032958, 38.845046 ], [ -77.032954, 38.845072 ], [ -77.03295, 38.845095 ], [ -77.032947, 38.84512 ], [ -77.032944, 38.845145 ], [ -77.032939, 38.84517 ], [ -77.032934, 38.845197 ], [ -77.032928, 38.845223 ], [ -77.032919, 38.845248 ], [ -77.03291, 38.845274 ], [ -77.032903, 38.845296 ], [ -77.032894, 38.845319 ], [ -77.032886, 38.845344 ], [ -77.03288, 38.845369 ], [ -77.032875, 38.845395 ], [ -77.032871, 38.845421 ], [ -77.032867, 38.845446 ], [ -77.032863, 38.845473 ], [ -77.032857, 38.845499 ], [ -77.032853, 38.845518 ], [ -77.032849, 38.845547 ], [ -77.032846, 38.845566 ], [ -77.032841, 38.845586 ], [ -77.032834, 38.845606 ], [ -77.032828, 38.845627 ], [ -77.032824, 38.845648 ], [ -77.032822, 38.845673 ], [ -77.032819, 38.845697 ], [ -77.032814, 38.845721 ], [ -77.032809, 38.845744 ], [ -77.032806, 38.845765 ], [ -77.032804, 38.845784 ], [ -77.032808, 38.845812 ], [ -77.032796, 38.845856 ], [ -77.032779, 38.845883 ], [ -77.032773, 38.845917 ], [ -77.032771, 38.845936 ], [ -77.032766, 38.845956 ], [ -77.032761, 38.845976 ], [ -77.032755, 38.845995 ], [ -77.032748, 38.846016 ], [ -77.03274, 38.846037 ], [ -77.032732, 38.846058 ], [ -77.032726, 38.846079 ], [ -77.032722, 38.846101 ], [ -77.032717, 38.846122 ], [ -77.032713, 38.846141 ], [ -77.032709, 38.84616 ], [ -77.032704, 38.846179 ], [ -77.032698, 38.846197 ], [ -77.032693, 38.846215 ], [ -77.032687, 38.846233 ], [ -77.032682, 38.846252 ], [ -77.032677, 38.846272 ], [ -77.032673, 38.846293 ], [ -77.032669, 38.846314 ], [ -77.032665, 38.846334 ], [ -77.032661, 38.846355 ], [ -77.032656, 38.84638 ], [ -77.032648, 38.846409 ], [ -77.032642, 38.84643 ], [ -77.032638, 38.846451 ], [ -77.032634, 38.846472 ], [ -77.032627, 38.846494 ], [ -77.03262, 38.846518 ], [ -77.032615, 38.846543 ], [ -77.032609, 38.846568 ], [ -77.032605, 38.846595 ], [ -77.032599, 38.84662 ], [ -77.032592, 38.846648 ], [ -77.032585, 38.846673 ], [ -77.032577, 38.846701 ], [ -77.03257, 38.846727 ], [ -77.032561, 38.84675 ], [ -77.032551, 38.846776 ], [ -77.032543, 38.846801 ], [ -77.032536, 38.846827 ], [ -77.03253, 38.846855 ], [ -77.032527, 38.846882 ], [ -77.032525, 38.846909 ], [ -77.032523, 38.846935 ], [ -77.03252, 38.846962 ], [ -77.032517, 38.846988 ], [ -77.032513, 38.847012 ], [ -77.032508, 38.847037 ], [ -77.0325, 38.847063 ], [ -77.032493, 38.847089 ], [ -77.032486, 38.847114 ], [ -77.03248, 38.847141 ], [ -77.032476, 38.847168 ], [ -77.032475, 38.847194 ], [ -77.032473, 38.847218 ], [ -77.032469, 38.847242 ], [ -77.032465, 38.847266 ], [ -77.03246, 38.847288 ], [ -77.032455, 38.847309 ], [ -77.03245, 38.847329 ], [ -77.032447, 38.84735 ], [ -77.032443, 38.84737 ], [ -77.03244, 38.847392 ], [ -77.032436, 38.847412 ], [ -77.032425, 38.847443 ], [ -77.032414, 38.847466 ], [ -77.032416, 38.847489 ], [ -77.032413, 38.847516 ], [ -77.032406, 38.847541 ], [ -77.032394, 38.847562 ], [ -77.03239, 38.847593 ], [ -77.03239, 38.847614 ], [ -77.032389, 38.847636 ], [ -77.032386, 38.84766 ], [ -77.032384, 38.847685 ], [ -77.032382, 38.84771 ], [ -77.032381, 38.847736 ], [ -77.032378, 38.847761 ], [ -77.032376, 38.847787 ], [ -77.032374, 38.847813 ], [ -77.032373, 38.847839 ], [ -77.032371, 38.847865 ], [ -77.032267, 38.848016 ], [ -77.032301, 38.848136 ], [ -77.032295, 38.848188 ], [ -77.032294, 38.848206 ], [ -77.032296, 38.848225 ], [ -77.032298, 38.848246 ], [ -77.032299, 38.848267 ], [ -77.0323, 38.848287 ], [ -77.032303, 38.848306 ], [ -77.032304, 38.848326 ], [ -77.032306, 38.848349 ], [ -77.032307, 38.848371 ], [ -77.032308, 38.848401 ], [ -77.032309, 38.848419 ], [ -77.032309, 38.848437 ], [ -77.032308, 38.848456 ], [ -77.032308, 38.848476 ], [ -77.032308, 38.848497 ], [ -77.032303, 38.848525 ], [ -77.032302, 38.848594 ], [ -77.032297, 38.848694 ], [ -77.032292, 38.848789 ], [ -77.032292, 38.848808 ], [ -77.032291, 38.848831 ], [ -77.03229, 38.848856 ], [ -77.032288, 38.848882 ], [ -77.032287, 38.848911 ], [ -77.032286, 38.848941 ], [ -77.032286, 38.848972 ], [ -77.032284, 38.849004 ], [ -77.032281, 38.849036 ], [ -77.032279, 38.849069 ], [ -77.032278, 38.849103 ], [ -77.032278, 38.849138 ], [ -77.032277, 38.849174 ], [ -77.032273, 38.849241 ], [ -77.032274, 38.849269 ], [ -77.032273, 38.849293 ], [ -77.032271, 38.84932 ], [ -77.032269, 38.849345 ], [ -77.032269, 38.849372 ], [ -77.032269, 38.849398 ], [ -77.032269, 38.849424 ], [ -77.03227, 38.849449 ], [ -77.032269, 38.849467 ], [ -77.032268, 38.849487 ], [ -77.032267, 38.849507 ], [ -77.032265, 38.849526 ], [ -77.032264, 38.849548 ], [ -77.032263, 38.849572 ], [ -77.032261, 38.849597 ], [ -77.032259, 38.849622 ], [ -77.032255, 38.849648 ], [ -77.032249, 38.849676 ], [ -77.032245, 38.849705 ], [ -77.032242, 38.849734 ], [ -77.032238, 38.849763 ], [ -77.032233, 38.849793 ], [ -77.032228, 38.849818 ], [ -77.032221, 38.849841 ], [ -77.032212, 38.849862 ], [ -77.0322, 38.84988 ], [ -77.032186, 38.850074 ], [ -77.032196, 38.850096 ], [ -77.032143, 38.850287 ], [ -77.032147, 38.850313 ], [ -77.032151, 38.85034 ], [ -77.032154, 38.850366 ], [ -77.032158, 38.850394 ], [ -77.032163, 38.850422 ], [ -77.032167, 38.850451 ], [ -77.032171, 38.850481 ], [ -77.032176, 38.850509 ], [ -77.032181, 38.85054 ], [ -77.032186, 38.85057 ], [ -77.03219, 38.850601 ], [ -77.032194, 38.850632 ], [ -77.032198, 38.850663 ], [ -77.032202, 38.850694 ], [ -77.02268, 38.855902 ], [ -77.020162, 38.85733 ], [ -77.015678, 38.859865 ], [ -77.013704, 38.860998 ], [ -77.009124, 38.863596 ], [ -77.00819, 38.864481 ], [ -77.006328, 38.867284 ], [ -77.005457, 38.868707 ], [ -77.003694, 38.868012 ], [ -77.003298, 38.867854 ], [ -77.002397, 38.867475 ], [ -77.002325, 38.867428 ], [ -77.002305, 38.867413 ], [ -77.002269, 38.867389 ], [ -77.002314, 38.867315 ], [ -77.002342, 38.867261 ], [ -77.002351, 38.867242 ], [ -77.002372, 38.867186 ], [ -77.002392, 38.867115 ], [ -77.002399, 38.867082 ], [ -77.002409, 38.867017 ], [ -77.002413, 38.866984 ], [ -77.002417, 38.866918 ], [ -77.002416, 38.866852 ], [ -77.002414, 38.866819 ], [ -77.00241, 38.866782 ], [ -77.002405, 38.866746 ], [ -77.002398, 38.86671 ], [ -77.002379, 38.866638 ], [ -77.002368, 38.866603 ], [ -77.002355, 38.866568 ], [ -77.00234, 38.866533 ], [ -77.002305, 38.86646 ], [ -77.002207, 38.866283 ], [ -77.0021, 38.866082 ], [ -77.002037, 38.865974 ], [ -77.001997, 38.865902 ], [ -77.001976, 38.865866 ], [ -77.001839, 38.865611 ], [ -77.001817, 38.865561 ], [ -77.001803, 38.865527 ], [ -77.001791, 38.865492 ], [ -77.00177, 38.865417 ], [ -77.00176, 38.865376 ], [ -77.001752, 38.865336 ], [ -77.001745, 38.865295 ], [ -77.001734, 38.865212 ], [ -77.001729, 38.86513 ], [ -77.00173, 38.864871 ], [ -77.001731, 38.864828 ], [ -77.001752, 38.864642 ], [ -77.001755, 38.864608 ], [ -77.001793, 38.86436 ], [ -77.001805, 38.864286 ], [ -77.001818, 38.864196 ], [ -77.001927, 38.863492 ], [ -77.001991, 38.863132 ], [ -77.002002, 38.863058 ], [ -77.002014, 38.862997 ], [ -77.002028, 38.862936 ], [ -77.00206, 38.862815 ], [ -77.002078, 38.862754 ], [ -77.002098, 38.862701 ], [ -77.002141, 38.862597 ], [ -77.002165, 38.862545 ], [ -77.00219, 38.862494 ], [ -77.002217, 38.862443 ], [ -77.00226, 38.862371 ], [ -77.002282, 38.862336 ], [ -77.002292, 38.862318 ], [ -77.002347, 38.862229 ], [ -77.002379, 38.862175 ], [ -77.002601, 38.861821 ], [ -77.002669, 38.861715 ], [ -77.002681, 38.861698 ], [ -77.002796, 38.861522 ], [ -77.002807, 38.861504 ], [ -77.002866, 38.861417 ], [ -77.002877, 38.861399 ], [ -77.0029, 38.861366 ], [ -77.002936, 38.861312 ], [ -77.003132, 38.861028 ], [ -77.003446, 38.860689 ], [ -77.003533, 38.860542 ], [ -77.003616, 38.860413 ], [ -77.003735, 38.860226 ], [ -77.003807, 38.860115 ], [ -77.004123, 38.859995 ], [ -77.004736, 38.858722 ], [ -77.006773, 38.853442 ], [ -77.006957, 38.852965 ], [ -77.008124, 38.850948 ], [ -77.00836, 38.850638 ], [ -77.008657, 38.850136 ], [ -77.008349, 38.85012 ], [ -77.008083, 38.849772 ], [ -77.00811, 38.849468 ], [ -77.008116, 38.848608 ], [ -77.00813, 38.848171 ], [ -77.008147, 38.847619 ], [ -77.008147, 38.847443 ], [ -77.008157, 38.847286 ], [ -77.008187, 38.846952 ], [ -77.008196, 38.846811 ], [ -77.00821, 38.846661 ], [ -77.00822, 38.846539 ], [ -77.008237, 38.846301 ], [ -77.008248, 38.846206 ], [ -77.008324, 38.845395 ], [ -77.00835, 38.845136 ], [ -77.00836, 38.845038 ], [ -77.008542, 38.843216 ], [ -77.008597, 38.842661 ], [ -77.008667, 38.842071 ], [ -77.008677, 38.841989 ], [ -77.008736, 38.841409 ], [ -77.008753, 38.841231 ], [ -77.008765, 38.841094 ], [ -77.008782, 38.840966 ], [ -77.008835, 38.840501 ], [ -77.00887, 38.840354 ], [ -77.00893, 38.840231 ], [ -77.008977, 38.840105 ], [ -77.009049, 38.839917 ], [ -77.009155, 38.839563 ], [ -77.009656, 38.83876 ], [ -77.009992, 38.838306 ], [ -77.010177, 38.838054 ], [ -77.010305, 38.837884 ], [ -77.010608, 38.837473 ], [ -77.010658, 38.837403 ], [ -77.010964, 38.836989 ], [ -77.011068, 38.836852 ], [ -77.011563, 38.836177 ], [ -77.011982, 38.835614 ], [ -77.012535, 38.83486 ], [ -77.012962, 38.834285 ], [ -77.013432, 38.833649 ], [ -77.013721, 38.833248 ], [ -77.014021, 38.83285 ], [ -77.014257, 38.832569 ], [ -77.014452, 38.832331 ], [ -77.014606, 38.832136 ], [ -77.014716, 38.831985 ], [ -77.014898, 38.831725 ], [ -77.01496, 38.831637 ], [ -77.014976, 38.831614 ], [ -77.015062, 38.831518 ], [ -77.015153, 38.831425 ], [ -77.015216, 38.831365 ], [ -77.015282, 38.831306 ], [ -77.015434, 38.831162 ], [ -77.015678, 38.830934 ], [ -77.015882, 38.830742 ], [ -77.016097, 38.830542 ], [ -77.016485, 38.830174 ], [ -77.016564, 38.830101 ], [ -77.016627, 38.830057 ], [ -77.016666, 38.830014 ], [ -77.016698, 38.829983 ], [ -77.016733, 38.82994 ], [ -77.016757, 38.829906 ], [ -77.016773, 38.829872 ], [ -77.016788, 38.829828 ], [ -77.016807, 38.829786 ], [ -77.016824, 38.829656 ], [ -77.016844, 38.829609 ], [ -77.016891, 38.829529 ], [ -77.017014, 38.829327 ], [ -77.017064, 38.82924 ], [ -77.017083, 38.829207 ], [ -77.017151, 38.829068 ], [ -77.017202, 38.828934 ], [ -77.017222, 38.828842 ], [ -77.017229, 38.828812 ], [ -77.017294, 38.828438 ], [ -77.017307, 38.828344 ], [ -77.017326, 38.828243 ], [ -77.017335, 38.82807 ], [ -77.017341, 38.827782 ], [ -77.01737, 38.827363 ], [ -77.017369, 38.827225 ], [ -77.017367, 38.825203 ], [ -77.017368, 38.824303 ], [ -77.017369, 38.823896 ], [ -77.01737, 38.823592 ], [ -77.01737, 38.823575 ], [ -77.017369, 38.823352 ], [ -77.017376, 38.823233 ], [ -77.017379, 38.822486 ], [ -77.017379, 38.822404 ], [ -77.017377, 38.822371 ], [ -77.017377, 38.822295 ], [ -77.017379, 38.822232 ], [ -77.017386, 38.822153 ], [ -77.017393, 38.822104 ], [ -77.017417, 38.821962 ], [ -77.017428, 38.821913 ], [ -77.017438, 38.821852 ], [ -77.017473, 38.821714 ], [ -77.017484, 38.821664 ], [ -77.017591, 38.821461 ], [ -77.017619, 38.821395 ], [ -77.017635, 38.821362 ], [ -77.017671, 38.821298 ], [ -77.017696, 38.821259 ], [ -77.017775, 38.821146 ], [ -77.017803, 38.821109 ], [ -77.017861, 38.821036 ], [ -77.017922, 38.820964 ], [ -77.017969, 38.820914 ], [ -77.018003, 38.820886 ], [ -77.01804, 38.820861 ], [ -77.018146, 38.820812 ], [ -77.018221, 38.820799 ], [ -77.018283, 38.820793 ], [ -77.02004, 38.820712 ], [ -77.020232, 38.820686 ], [ -77.020476, 38.820661 ], [ -77.021932, 38.820521 ], [ -77.022242, 38.820489 ], [ -77.022467, 38.820464 ], [ -77.023001, 38.820406 ], [ -77.023606, 38.820338 ], [ -77.024204, 38.820274 ], [ -77.024742, 38.82021 ], [ -77.025225, 38.820158 ], [ -77.025366, 38.820141 ], [ -77.025481, 38.820126 ], [ -77.025514, 38.820123 ], [ -77.025669, 38.820106 ], [ -77.025701, 38.820104 ], [ -77.025733, 38.8201 ], [ -77.025757, 38.820095 ], [ -77.027477, 38.819979 ], [ -77.039132, 38.819606 ], [ -77.039216, 38.819669 ], [ -77.039277, 38.819726 ], [ -77.03934, 38.819789 ], [ -77.039374, 38.819817 ], [ -77.039429, 38.819845 ], [ -77.039496, 38.819867 ], [ -77.039555, 38.819875 ], [ -77.039607, 38.819888 ], [ -77.039665, 38.819891 ], [ -77.039729, 38.819885 ], [ -77.039813, 38.819974 ], [ -77.0399, 38.820073 ], [ -77.039905, 38.820135 ], [ -77.039972, 38.820254 ], [ -77.039935, 38.820461 ], [ -77.03997, 38.820501 ], [ -77.039995, 38.820526 ], [ -77.040008, 38.820563 ], [ -77.040013, 38.820589 ], [ -77.04004, 38.820614 ], [ -77.040044, 38.820653 ], [ -77.040029, 38.820676 ], [ -77.039998, 38.820698 ], [ -77.039982, 38.820728 ], [ -77.039968, 38.820765 ], [ -77.039955, 38.820808 ], [ -77.039934, 38.820858 ], [ -77.039898, 38.820902 ], [ -77.039845, 38.820949 ], [ -77.039802, 38.821006 ], [ -77.03974, 38.821061 ], [ -77.039673, 38.821091 ], [ -77.039621, 38.821121 ], [ -77.039568, 38.82114 ], [ -77.039553, 38.821162 ], [ -77.039547, 38.821208 ], [ -77.039544, 38.821255 ], [ -77.039542, 38.821276 ], [ -77.039516, 38.821291 ], [ -77.039516, 38.821314 ], [ -77.039508, 38.821336 ], [ -77.039498, 38.82136 ], [ -77.039486, 38.821404 ], [ -77.039459, 38.821432 ], [ -77.039444, 38.821456 ], [ -77.039459, 38.821557 ], [ -77.039492, 38.821584 ], [ -77.039488, 38.821604 ], [ -77.039496, 38.821656 ], [ -77.039554, 38.821699 ], [ -77.039584, 38.821705 ], [ -77.039634, 38.821732 ], [ -77.039658, 38.821768 ], [ -77.039711, 38.821817 ], [ -77.039764, 38.821824 ], [ -77.039817, 38.821844 ], [ -77.039889, 38.821852 ], [ -77.039936, 38.821881 ], [ -77.040059, 38.821895 ], [ -77.040104, 38.821916 ], [ -77.040236, 38.82197 ], [ -77.040388, 38.821991 ], [ -77.040523, 38.821968 ], [ -77.040598, 38.82199 ], [ -77.04065, 38.822023 ], [ -77.040686, 38.822037 ], [ -77.040738, 38.822083 ], [ -77.040758, 38.82209 ], [ -77.040826, 38.822176 ], [ -77.040867, 38.822236 ], [ -77.040873, 38.822339 ], [ -77.040914, 38.822416 ], [ -77.040981, 38.822559 ], [ -77.040982, 38.82259 ], [ -77.040997, 38.822608 ], [ -77.041004, 38.822665 ], [ -77.041039, 38.822718 ], [ -77.041086, 38.822885 ], [ -77.041088, 38.822927 ], [ -77.041107, 38.82294 ], [ -77.041094, 38.823049 ], [ -77.041099, 38.823082 ], [ -77.04108, 38.823191 ], [ -77.041068, 38.823229 ], [ -77.041067, 38.823257 ], [ -77.041044, 38.823294 ], [ -77.041019, 38.823316 ], [ -77.040982, 38.823337 ], [ -77.040953, 38.823372 ], [ -77.04089, 38.823383 ], [ -77.040795, 38.823446 ], [ -77.04078, 38.823483 ], [ -77.040686, 38.823554 ], [ -77.04065, 38.823567 ], [ -77.040629, 38.823589 ], [ -77.040618, 38.823604 ], [ -77.040593, 38.823615 ], [ -77.040531, 38.823619 ], [ -77.040517, 38.823636 ], [ -77.040438, 38.823638 ], [ -77.040418, 38.823654 ], [ -77.040384, 38.823662 ], [ -77.040342, 38.823682 ], [ -77.040289, 38.823682 ], [ -77.040263, 38.823707 ], [ -77.040196, 38.823713 ], [ -77.040168, 38.823723 ], [ -77.040137, 38.823721 ], [ -77.040109, 38.823736 ], [ -77.040066, 38.823746 ], [ -77.040049, 38.823752 ], [ -77.040013, 38.823752 ], [ -77.039971, 38.823744 ], [ -77.039815, 38.823739 ], [ -77.039795, 38.823751 ], [ -77.039769, 38.823751 ], [ -77.039749, 38.823766 ], [ -77.039718, 38.823781 ], [ -77.039696, 38.82379 ], [ -77.039676, 38.823807 ], [ -77.039673, 38.823829 ], [ -77.039672, 38.823844 ], [ -77.039681, 38.823857 ], [ -77.039686, 38.823871 ], [ -77.039669, 38.823888 ], [ -77.039668, 38.823927 ], [ -77.039642, 38.823953 ], [ -77.0396, 38.823964 ], [ -77.0396, 38.823983 ], [ -77.039535, 38.824007 ], [ -77.039509, 38.824026 ], [ -77.039459, 38.824025 ], [ -77.039411, 38.824042 ], [ -77.039374, 38.824042 ], [ -77.039335, 38.824059 ], [ -77.039256, 38.824062 ], [ -77.039217, 38.824086 ], [ -77.039182, 38.824088 ], [ -77.039127, 38.824091 ], [ -77.039085, 38.824104 ], [ -77.039068, 38.824124 ], [ -77.03905, 38.824143 ], [ -77.03903, 38.824169 ], [ -77.039012, 38.824228 ], [ -77.038977, 38.824272 ], [ -77.03894, 38.824316 ], [ -77.0389, 38.824358 ], [ -77.038881, 38.824371 ], [ -77.038871, 38.824408 ], [ -77.038836, 38.824422 ], [ -77.038801, 38.824444 ], [ -77.038784, 38.824473 ], [ -77.038789, 38.824506 ], [ -77.038802, 38.824535 ], [ -77.03881, 38.824552 ], [ -77.038838, 38.824558 ], [ -77.038827, 38.824588 ], [ -77.038811, 38.824612 ], [ -77.038791, 38.824643 ], [ -77.038799, 38.824693 ], [ -77.038764, 38.824742 ], [ -77.038749, 38.82489 ], [ -77.03876, 38.824974 ], [ -77.038665, 38.825066 ], [ -77.038626, 38.825419 ], [ -77.038616, 38.825504 ], [ -77.038655, 38.825568 ], [ -77.038666, 38.825672 ], [ -77.038628, 38.825768 ], [ -77.038608, 38.825922 ], [ -77.038539, 38.826036 ], [ -77.038578, 38.826089 ], [ -77.038562, 38.826193 ], [ -77.03852, 38.826257 ], [ -77.038506, 38.826349 ], [ -77.038464, 38.826442 ], [ -77.038449, 38.826526 ], [ -77.038402, 38.826828 ], [ -77.038337, 38.826923 ], [ -77.038303, 38.827098 ], [ -77.038334, 38.827127 ], [ -77.038382, 38.827172 ], [ -77.038367, 38.827266 ], [ -77.038312, 38.827316 ], [ -77.038302, 38.827352 ], [ -77.038286, 38.827417 ], [ -77.038272, 38.827482 ], [ -77.038278, 38.827508 ], [ -77.038263, 38.827523 ], [ -77.038236, 38.827547 ], [ -77.038205, 38.82757 ], [ -77.038196, 38.827591 ], [ -77.038189, 38.827614 ], [ -77.038179, 38.827636 ], [ -77.03817, 38.827648 ], [ -77.038151, 38.827663 ], [ -77.038141, 38.82768 ], [ -77.038135, 38.827693 ], [ -77.038136, 38.827711 ], [ -77.038141, 38.827729 ], [ -77.038145, 38.827742 ], [ -77.038142, 38.827752 ], [ -77.038141, 38.827771 ], [ -77.038142, 38.827783 ], [ -77.038151, 38.8278 ], [ -77.038156, 38.827813 ], [ -77.03816, 38.827836 ], [ -77.038162, 38.827861 ], [ -77.038156, 38.827873 ], [ -77.038152, 38.827894 ], [ -77.038147, 38.827936 ], [ -77.038131, 38.82795 ], [ -77.038131, 38.828002 ], [ -77.038125, 38.828023 ], [ -77.038115, 38.828042 ], [ -77.038094, 38.828057 ], [ -77.038087, 38.828067 ], [ -77.038078, 38.828075 ], [ -77.03807, 38.828088 ], [ -77.038063, 38.828105 ], [ -77.038056, 38.828126 ], [ -77.038058, 38.828141 ], [ -77.038065, 38.828155 ], [ -77.038071, 38.828166 ], [ -77.038072, 38.828178 ], [ -77.038064, 38.828196 ], [ -77.038056, 38.828209 ], [ -77.038041, 38.828227 ], [ -77.038028, 38.828245 ], [ -77.038021, 38.82826 ], [ -77.038019, 38.828289 ], [ -77.038034, 38.828333 ], [ -77.038043, 38.828348 ], [ -77.03805, 38.828365 ], [ -77.038049, 38.82838 ], [ -77.038031, 38.828392 ], [ -77.038007, 38.828418 ], [ -77.038008, 38.828435 ], [ -77.038017, 38.828455 ], [ -77.038014, 38.828469 ], [ -77.038006, 38.828476 ], [ -77.037974, 38.828574 ], [ -77.037969, 38.828592 ], [ -77.037981, 38.828617 ], [ -77.037983, 38.828636 ], [ -77.037984, 38.828653 ], [ -77.037975, 38.828674 ], [ -77.037965, 38.828701 ], [ -77.037954, 38.828722 ], [ -77.037947, 38.828752 ], [ -77.037947, 38.828773 ], [ -77.037954, 38.828798 ], [ -77.037948, 38.828821 ], [ -77.037939, 38.828832 ], [ -77.037932, 38.828843 ], [ -77.037913, 38.828894 ], [ -77.037886, 38.828946 ], [ -77.03788, 38.82897 ], [ -77.037865, 38.828975 ], [ -77.037854, 38.82898 ], [ -77.037843, 38.828995 ], [ -77.037837, 38.829011 ], [ -77.037836, 38.829028 ], [ -77.03785, 38.829056 ], [ -77.037849, 38.829082 ], [ -77.037826, 38.829141 ], [ -77.037806, 38.829164 ], [ -77.037786, 38.829181 ], [ -77.037773, 38.829197 ], [ -77.037764, 38.829213 ], [ -77.037762, 38.829229 ], [ -77.037763, 38.829239 ], [ -77.037769, 38.829248 ], [ -77.037788, 38.829273 ], [ -77.037805, 38.829296 ], [ -77.037804, 38.829315 ], [ -77.037792, 38.829326 ], [ -77.037755, 38.829382 ], [ -77.037761, 38.829418 ], [ -77.037769, 38.829433 ], [ -77.037765, 38.82945 ], [ -77.03773, 38.829468 ], [ -77.037699, 38.8295 ], [ -77.037713, 38.829542 ], [ -77.037716, 38.829596 ], [ -77.037746, 38.829632 ], [ -77.037743, 38.829742 ], [ -77.03777, 38.829772 ], [ -77.037776, 38.829811 ], [ -77.037741, 38.829849 ], [ -77.037737, 38.829864 ], [ -77.037748, 38.829912 ], [ -77.037739, 38.830004 ], [ -77.037749, 38.830031 ], [ -77.037755, 38.830138 ], [ -77.037784, 38.83018 ], [ -77.037799, 38.830195 ], [ -77.037826, 38.830196 ], [ -77.037825, 38.830217 ], [ -77.037822, 38.830242 ], [ -77.037815, 38.830291 ], [ -77.037838, 38.830315 ], [ -77.037844, 38.830342 ], [ -77.037826, 38.830403 ], [ -77.037858, 38.830458 ], [ -77.037881, 38.830482 ], [ -77.037863, 38.830495 ], [ -77.037868, 38.830539 ], [ -77.037966, 38.830617 ], [ -77.038022, 38.830669 ], [ -77.038024, 38.830717 ], [ -77.038005, 38.83074 ], [ -77.038079, 38.830824 ], [ -77.038139, 38.830891 ], [ -77.03815, 38.830927 ], [ -77.038202, 38.83099 ], [ -77.038243, 38.831035 ], [ -77.038258, 38.831047 ], [ -77.03826, 38.83111 ], [ -77.038285, 38.831172 ], [ -77.038349, 38.831212 ], [ -77.038417, 38.83124 ], [ -77.038413, 38.831293 ], [ -77.038479, 38.83138 ], [ -77.038498, 38.831407 ], [ -77.038535, 38.831429 ], [ -77.038546, 38.831477 ], [ -77.038564, 38.831513 ], [ -77.038628, 38.831552 ], [ -77.038619, 38.831596 ], [ -77.038646, 38.831609 ], [ -77.038684, 38.83163 ], [ -77.038709, 38.831699 ], [ -77.038758, 38.831732 ], [ -77.038796, 38.831733 ], [ -77.038822, 38.831754 ], [ -77.038818, 38.831775 ], [ -77.038855, 38.831811 ], [ -77.038859, 38.831829 ], [ -77.038896, 38.831856 ], [ -77.038899, 38.831886 ], [ -77.038952, 38.831928 ], [ -77.039004, 38.831956 ], [ -77.039039, 38.832033 ], [ -77.039116, 38.8321 ], [ -77.039172, 38.832148 ], [ -77.039229, 38.832194 ], [ -77.039337, 38.832267 ], [ -77.039557, 38.832389 ], [ -77.039683, 38.832474 ], [ -77.039713, 38.832516 ], [ -77.039739, 38.832534 ], [ -77.039781, 38.832552 ], [ -77.039856, 38.832571 ], [ -77.039928, 38.832581 ], [ -77.039959, 38.83259 ], [ -77.04041, 38.83287 ], [ -77.040467, 38.832876 ], [ -77.040542, 38.832934 ], [ -77.040602, 38.83297 ], [ -77.040644, 38.832983 ], [ -77.040706, 38.833031 ], [ -77.040768, 38.833062 ], [ -77.040829, 38.833114 ], [ -77.040911, 38.833156 ], [ -77.041001, 38.833205 ], [ -77.041712, 38.833634 ], [ -77.041787, 38.833676 ], [ -77.041889, 38.83371 ], [ -77.042007, 38.833721 ], [ -77.042036, 38.833718 ], [ -77.042118, 38.83371 ], [ -77.042194, 38.833693 ], [ -77.042279, 38.833661 ], [ -77.042375, 38.833612 ], [ -77.042456, 38.833547 ], [ -77.042526, 38.833477 ], [ -77.042562, 38.833406 ], [ -77.042579, 38.833332 ], [ -77.042577, 38.833239 ], [ -77.042552, 38.833164 ], [ -77.042558, 38.833125 ], [ -77.04253, 38.833081 ], [ -77.042524, 38.833048 ], [ -77.042535, 38.833029 ], [ -77.042502, 38.832976 ], [ -77.042495, 38.832952 ], [ -77.042462, 38.83291 ], [ -77.042435, 38.832837 ], [ -77.042397, 38.832692 ], [ -77.042345, 38.832664 ], [ -77.042347, 38.832622 ], [ -77.042333, 38.832595 ], [ -77.042293, 38.832563 ], [ -77.042295, 38.832506 ], [ -77.042273, 38.832471 ], [ -77.042243, 38.83241 ], [ -77.042242, 38.832375 ], [ -77.042215, 38.832317 ], [ -77.04222, 38.832243 ], [ -77.042194, 38.832219 ], [ -77.042199, 38.832165 ], [ -77.042151, 38.832087 ], [ -77.042147, 38.831965 ], [ -77.042087, 38.831845 ], [ -77.04206, 38.831835 ], [ -77.042035, 38.831788 ], [ -77.042021, 38.831743 ], [ -77.041995, 38.831674 ], [ -77.042, 38.831633 ], [ -77.041989, 38.831606 ], [ -77.041959, 38.831587 ], [ -77.041979, 38.831567 ], [ -77.041972, 38.831519 ], [ -77.041984, 38.831484 ], [ -77.042012, 38.831445 ], [ -77.042042, 38.831431 ], [ -77.042088, 38.831425 ], [ -77.042115, 38.831411 ], [ -77.042104, 38.831375 ], [ -77.042109, 38.831333 ], [ -77.042274, 38.831273 ], [ -77.042389, 38.831224 ], [ -77.042423, 38.831227 ], [ -77.042461, 38.831248 ], [ -77.042511, 38.831246 ], [ -77.042549, 38.831217 ], [ -77.042805, 38.83119 ], [ -77.042885, 38.831206 ], [ -77.042911, 38.831224 ], [ -77.042998, 38.831249 ], [ -77.043047, 38.831291 ], [ -77.043099, 38.831348 ], [ -77.043129, 38.831352 ], [ -77.043148, 38.83137 ], [ -77.043184, 38.831423 ], [ -77.043207, 38.83143 ], [ -77.043274, 38.831509 ], [ -77.043278, 38.831532 ], [ -77.043318, 38.831616 ], [ -77.043314, 38.83164 ], [ -77.04334, 38.831679 ], [ -77.043338, 38.831713 ], [ -77.043357, 38.831733 ], [ -77.04337, 38.831846 ], [ -77.043412, 38.831868 ], [ -77.043464, 38.831901 ], [ -77.043475, 38.832085 ], [ -77.043502, 38.832125 ], [ -77.043506, 38.83219 ], [ -77.043523, 38.832217 ], [ -77.043548, 38.832307 ], [ -77.043543, 38.83237 ], [ -77.043572, 38.832427 ], [ -77.043601, 38.832469 ], [ -77.043599, 38.832568 ], [ -77.043614, 38.832594 ], [ -77.043611, 38.832646 ], [ -77.043642, 38.832698 ], [ -77.043664, 38.832755 ], [ -77.043671, 38.832851 ], [ -77.043688, 38.832893 ], [ -77.043714, 38.832944 ], [ -77.043736, 38.832965 ], [ -77.043746, 38.833021 ], [ -77.043791, 38.833076 ], [ -77.043786, 38.833108 ], [ -77.043755, 38.833143 ], [ -77.043768, 38.833179 ], [ -77.043842, 38.833195 ], [ -77.043841, 38.833228 ], [ -77.043795, 38.833251 ], [ -77.043797, 38.833317 ], [ -77.043774, 38.833361 ], [ -77.043792, 38.833382 ], [ -77.043834, 38.83341 ], [ -77.043913, 38.83344 ], [ -77.043928, 38.83347 ], [ -77.043972, 38.833516 ], [ -77.044056, 38.833526 ], [ -77.044167, 38.833521 ], [ -77.044193, 38.83353 ], [ -77.044215, 38.83356 ], [ -77.044238, 38.833584 ], [ -77.044256, 38.833591 ], [ -77.044305, 38.833621 ], [ -77.044346, 38.833687 ], [ -77.044398, 38.833747 ], [ -77.044442, 38.833819 ], [ -77.044456, 38.833885 ], [ -77.044486, 38.83393 ], [ -77.044544, 38.834056 ], [ -77.044534, 38.834099 ], [ -77.044577, 38.83414 ], [ -77.044636, 38.83423 ], [ -77.044635, 38.834254 ], [ -77.044649, 38.834337 ], [ -77.044667, 38.834364 ], [ -77.0447, 38.834445 ], [ -77.044726, 38.834472 ], [ -77.044732, 38.834576 ], [ -77.044784, 38.834643 ], [ -77.044778, 38.834714 ], [ -77.044819, 38.834759 ], [ -77.044816, 38.8348 ], [ -77.044859, 38.834879 ], [ -77.044865, 38.834938 ], [ -77.044883, 38.834982 ], [ -77.044894, 38.835004 ], [ -77.044896, 38.835042 ], [ -77.044905, 38.835058 ], [ -77.044901, 38.83508 ], [ -77.044908, 38.835094 ], [ -77.044913, 38.835186 ], [ -77.044951, 38.835202 ], [ -77.044964, 38.835262 ], [ -77.044991, 38.835294 ], [ -77.044993, 38.835381 ], [ -77.045008, 38.835411 ], [ -77.045018, 38.83547 ], [ -77.045018, 38.835522 ], [ -77.045024, 38.835539 ], [ -77.045029, 38.835608 ], [ -77.045045, 38.835626 ], [ -77.045048, 38.835673 ], [ -77.045046, 38.835775 ], [ -77.045087, 38.835826 ], [ -77.045103, 38.835861 ], [ -77.04513, 38.835882 ], [ -77.045218, 38.835928 ], [ -77.045194, 38.835959 ], [ -77.045109, 38.836024 ], [ -77.045053, 38.836078 ], [ -77.045055, 38.836118 ], [ -77.04508, 38.836165 ], [ -77.045124, 38.836176 ], [ -77.045142, 38.836242 ], [ -77.045151, 38.836315 ], [ -77.045152, 38.836381 ], [ -77.045147, 38.836446 ], [ -77.045195, 38.836503 ], [ -77.045206, 38.836527 ], [ -77.045224, 38.836587 ], [ -77.045212, 38.836626 ], [ -77.04523, 38.836656 ], [ -77.045241, 38.836688 ], [ -77.045218, 38.836736 ], [ -77.045249, 38.836846 ], [ -77.045267, 38.836924 ], [ -77.045261, 38.836968 ], [ -77.045284, 38.837014 ], [ -77.045281, 38.837042 ], [ -77.045308, 38.837145 ], [ -77.04533, 38.837181 ], [ -77.045317, 38.837246 ], [ -77.045298, 38.837264 ], [ -77.045275, 38.837273 ], [ -77.045266, 38.837311 ], [ -77.04527, 38.837335 ], [ -77.045329, 38.837419 ], [ -77.045324, 38.837669 ], [ -77.045327, 38.837717 ], [ -77.045357, 38.837747 ], [ -77.045394, 38.837771 ], [ -77.045427, 38.837828 ], [ -77.045431, 38.837843 ], [ -77.045442, 38.83787 ], [ -77.045445, 38.837894 ], [ -77.045429, 38.837933 ], [ -77.045428, 38.837968 ], [ -77.045436, 38.837983 ], [ -77.045434, 38.838043 ], [ -77.04544, 38.838129 ], [ -77.045424, 38.838156 ], [ -77.045416, 38.838186 ], [ -77.04542, 38.838207 ], [ -77.045403, 38.83826 ], [ -77.045357, 38.838295 ], [ -77.045345, 38.838322 ], [ -77.045321, 38.838357 ], [ -77.04529, 38.838416 ], [ -77.045273, 38.838476 ], [ -77.045315, 38.838494 ], [ -77.045328, 38.83853 ], [ -77.045336, 38.83859 ], [ -77.045373, 38.83865 ], [ -77.045379, 38.838692 ], [ -77.045409, 38.838746 ], [ -77.045465, 38.838767 ], [ -77.045514, 38.838795 ], [ -77.045543, 38.838838 ], [ -77.045588, 38.838864 ], [ -77.045633, 38.838875 ], [ -77.045679, 38.838855 ], [ -77.045763, 38.838932 ], [ -77.045918, 38.838996 ], [ -77.045956, 38.839047 ], [ -77.046014, 38.839084 ], [ -77.046058, 38.839176 ], [ -77.046062, 38.839206 ], [ -77.046182, 38.839288 ], [ -77.046208, 38.839315 ], [ -77.046211, 38.839354 ], [ -77.046196, 38.839372 ], [ -77.046176, 38.839398 ], [ -77.046202, 38.839437 ], [ -77.046213, 38.839446 ], [ -77.046251, 38.839459 ], [ -77.046258, 38.839495 ], [ -77.046307, 38.839537 ], [ -77.046303, 38.839659 ], [ -77.046345, 38.839689 ], [ -77.04636, 38.839721 ], [ -77.046394, 38.839753 ], [ -77.046418, 38.839773 ], [ -77.046408, 38.839815 ], [ -77.046422, 38.839839 ], [ -77.046483, 38.839864 ], [ -77.046513, 38.839894 ], [ -77.046501, 38.839921 ], [ -77.046474, 38.839941 ], [ -77.046477, 38.839965 ], [ -77.046454, 38.839974 ], [ -77.046441, 38.840045 ], [ -77.046419, 38.840049 ], [ -77.046412, 38.840074 ], [ -77.046373, 38.840068 ], [ -77.046334, 38.840073 ], [ -77.046307, 38.840093 ], [ -77.046248, 38.840082 ], [ -77.046133, 38.839999 ], [ -77.046068, 38.839973 ], [ -77.04599, 38.839956 ], [ -77.045963, 38.840002 ], [ -77.045852, 38.840011 ], [ -77.045844, 38.840047 ], [ -77.04587, 38.840148 ], [ -77.045979, 38.840325 ], [ -77.046119, 38.840414 ], [ -77.046191, 38.840429 ], [ -77.046205, 38.840432 ], [ -77.046268, 38.840445 ], [ -77.046431, 38.840535 ], [ -77.046736, 38.840632 ], [ -77.047019, 38.840659 ], [ -77.047453, 38.840659 ], [ -77.047489, 38.840655 ], [ -77.047627, 38.840827 ], [ -77.047751, 38.840962 ], [ -77.048025, 38.841259 ], [ -77.048009, 38.841266 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007708", "BLKGRPCE": "1", "GEOID": "110010077081", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 131192.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8882399", "INTPTLON": "-076.9564409", "mobility_total": "1310", "mobility_same_house": "922", "mobility_different_house": "388", "mobility_different_house_same_metro": "388", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.959418, 38.887588 ], [ -76.959328, 38.887922 ], [ -76.957512, 38.889216 ], [ -76.956836, 38.889728 ], [ -76.956765, 38.889783 ], [ -76.956747, 38.889831 ], [ -76.955917, 38.889824 ], [ -76.954603, 38.889813 ], [ -76.953695, 38.889816 ], [ -76.95314, 38.88982 ], [ -76.952946, 38.889821 ], [ -76.953029, 38.889725 ], [ -76.953254, 38.889432 ], [ -76.95376, 38.888775 ], [ -76.95389, 38.88867 ], [ -76.953929, 38.888618 ], [ -76.953956, 38.888581 ], [ -76.954242, 38.888184 ], [ -76.954409, 38.887947 ], [ -76.954579, 38.887709 ], [ -76.95467, 38.887583 ], [ -76.955154, 38.886908 ], [ -76.955232, 38.886797 ], [ -76.955838, 38.886797 ], [ -76.956069, 38.886796 ], [ -76.957409, 38.886793 ], [ -76.957511, 38.886794 ], [ -76.95801, 38.886797 ], [ -76.958501, 38.886798 ], [ -76.959002, 38.886797 ], [ -76.959159, 38.886798 ], [ -76.960174, 38.886773 ], [ -76.959418, 38.887588 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007901", "BLKGRPCE": "4", "GEOID": "110010079014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 121721.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8982652", "INTPTLON": "-076.9817055", "mobility_total": "997", "mobility_same_house": "753", "mobility_different_house": "244", "mobility_different_house_same_metro": "209", "mobility_different_house_different_metro": "9", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.983653, 38.897692 ], [ -76.983644, 38.897977 ], [ -76.983646, 38.89843 ], [ -76.983646, 38.898904 ], [ -76.983646, 38.898946 ], [ -76.983634, 38.899652 ], [ -76.983632, 38.899675 ], [ -76.983445, 38.900077 ], [ -76.983182, 38.900085 ], [ -76.983148, 38.900082 ], [ -76.983111, 38.900074 ], [ -76.983071, 38.900069 ], [ -76.983023, 38.900061 ], [ -76.982666, 38.900006 ], [ -76.982518, 38.899982 ], [ -76.982478, 38.899979 ], [ -76.982067, 38.899913 ], [ -76.981481, 38.899808 ], [ -76.981338, 38.899773 ], [ -76.980223, 38.899588 ], [ -76.979432, 38.899446 ], [ -76.979296, 38.899411 ], [ -76.979349, 38.89924 ], [ -76.979412, 38.899011 ], [ -76.979494, 38.898723 ], [ -76.979607, 38.898333 ], [ -76.97967, 38.898112 ], [ -76.979804, 38.897644 ], [ -76.979916, 38.897255 ], [ -76.979937, 38.897185 ], [ -76.979959, 38.897107 ], [ -76.979976, 38.897031 ], [ -76.979988, 38.896993 ], [ -76.980015, 38.896919 ], [ -76.980049, 38.896847 ], [ -76.980068, 38.896811 ], [ -76.98008, 38.89679 ], [ -76.980106, 38.896749 ], [ -76.980126, 38.896721 ], [ -76.980154, 38.896684 ], [ -76.9802, 38.89663 ], [ -76.980224, 38.896604 ], [ -76.980274, 38.896553 ], [ -76.980327, 38.896503 ], [ -76.980383, 38.896455 ], [ -76.98054, 38.896309 ], [ -76.980597, 38.896258 ], [ -76.980628, 38.896225 ], [ -76.980656, 38.896192 ], [ -76.980712, 38.896111 ], [ -76.980732, 38.896183 ], [ -76.980732, 38.896204 ], [ -76.980738, 38.896227 ], [ -76.980755, 38.896258 ], [ -76.980753, 38.896282 ], [ -76.980759, 38.896314 ], [ -76.980759, 38.896378 ], [ -76.980762, 38.896667 ], [ -76.981465, 38.896664 ], [ -76.981778, 38.896665 ], [ -76.982067, 38.896663 ], [ -76.982214, 38.896664 ], [ -76.982306, 38.896663 ], [ -76.982488, 38.896665 ], [ -76.983442, 38.896669 ], [ -76.983644, 38.896667 ], [ -76.983643, 38.89675 ], [ -76.983644, 38.897167 ], [ -76.983647, 38.897326 ], [ -76.983649, 38.897492 ], [ -76.983653, 38.897692 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009204", "BLKGRPCE": "2", "GEOID": "110010092042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 179328.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9225968", "INTPTLON": "-076.9978411", "mobility_total": "2102", "mobility_same_house": "1693", "mobility_different_house": "390", "mobility_different_house_same_metro": "373", "mobility_different_house_different_metro": "17", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "19" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.00057, 38.920375 ], [ -77.000568, 38.92122 ], [ -77.000569, 38.921295 ], [ -77.00057, 38.921671 ], [ -77.000569, 38.92237 ], [ -77.000569, 38.922985 ], [ -77.000434, 38.923031 ], [ -77.000003, 38.923234 ], [ -76.999568, 38.923442 ], [ -76.999401, 38.923522 ], [ -76.999305, 38.923569 ], [ -76.999014, 38.923708 ], [ -76.998918, 38.923755 ], [ -76.998627, 38.923893 ], [ -76.998431, 38.923987 ], [ -76.99792, 38.92423 ], [ -76.997376, 38.92449 ], [ -76.996875, 38.924729 ], [ -76.996455, 38.924928 ], [ -76.996317, 38.924999 ], [ -76.996288, 38.92502 ], [ -76.996263, 38.925043 ], [ -76.99624, 38.925068 ], [ -76.996214, 38.925105 ], [ -76.996105, 38.92515 ], [ -76.995997, 38.925198 ], [ -76.995854, 38.925266 ], [ -76.995819, 38.925284 ], [ -76.995638, 38.925363 ], [ -76.995544, 38.925402 ], [ -76.995518, 38.92541 ], [ -76.995489, 38.925416 ], [ -76.995461, 38.925419 ], [ -76.995185, 38.925424 ], [ -76.995056, 38.925428 ], [ -76.99503, 38.925432 ], [ -76.995008, 38.925442 ], [ -76.994992, 38.925457 ], [ -76.994978, 38.925477 ], [ -76.994972, 38.925498 ], [ -76.994966, 38.925582 ], [ -76.99465, 38.925582 ], [ -76.995047, 38.92399 ], [ -76.99513, 38.923796 ], [ -76.995946, 38.921902 ], [ -76.996193, 38.921328 ], [ -76.999524, 38.920094 ], [ -77.000569, 38.919761 ], [ -77.000569, 38.919828 ], [ -77.000571, 38.920228 ], [ -77.00057, 38.920375 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009602", "BLKGRPCE": "2", "GEOID": "110010096022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 843063.000000, "AWATER": 66143.000000, "INTPTLAT": "+38.9039009", "INTPTLON": "-076.9538260", "mobility_total": "1596", "mobility_same_house": "1326", "mobility_different_house": "270", "mobility_different_house_same_metro": "258", "mobility_different_house_different_metro": "12", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.962218, 38.899497 ], [ -76.961967, 38.900181 ], [ -76.961412, 38.900784 ], [ -76.960615, 38.90172 ], [ -76.959386, 38.90339 ], [ -76.95861, 38.904748 ], [ -76.958273, 38.905428 ], [ -76.957969, 38.906154 ], [ -76.957743, 38.905895 ], [ -76.957392, 38.905837 ], [ -76.956949, 38.9056 ], [ -76.956676, 38.905533 ], [ -76.956456, 38.905524 ], [ -76.956238, 38.905555 ], [ -76.956015, 38.905698 ], [ -76.955775, 38.905923 ], [ -76.955644, 38.905974 ], [ -76.955407, 38.906005 ], [ -76.955115, 38.906062 ], [ -76.954986, 38.906122 ], [ -76.954936, 38.906146 ], [ -76.954897, 38.906157 ], [ -76.954659, 38.90622 ], [ -76.95413, 38.90647 ], [ -76.953916, 38.906549 ], [ -76.95366, 38.906669 ], [ -76.953586, 38.906745 ], [ -76.953616, 38.90678 ], [ -76.953606, 38.906814 ], [ -76.953603, 38.906845 ], [ -76.953605, 38.906878 ], [ -76.953608, 38.90691 ], [ -76.953607, 38.906944 ], [ -76.953594, 38.907009 ], [ -76.953586, 38.907041 ], [ -76.953571, 38.907092 ], [ -76.953563, 38.907126 ], [ -76.953553, 38.907159 ], [ -76.953543, 38.907188 ], [ -76.953516, 38.907238 ], [ -76.953494, 38.907261 ], [ -76.953448, 38.907314 ], [ -76.953419, 38.907339 ], [ -76.953386, 38.907363 ], [ -76.953331, 38.907399 ], [ -76.953281, 38.907438 ], [ -76.953263, 38.907451 ], [ -76.953244, 38.907463 ], [ -76.953208, 38.907489 ], [ -76.953153, 38.907533 ], [ -76.953095, 38.907576 ], [ -76.953052, 38.907605 ], [ -76.95303, 38.907617 ], [ -76.953009, 38.90763 ], [ -76.952986, 38.907643 ], [ -76.952942, 38.90767 ], [ -76.952873, 38.907708 ], [ -76.952829, 38.907737 ], [ -76.952788, 38.907767 ], [ -76.95273, 38.907817 ], [ -76.952692, 38.907848 ], [ -76.952618, 38.907919 ], [ -76.952602, 38.907937 ], [ -76.952565, 38.90797 ], [ -76.952522, 38.907998 ], [ -76.952499, 38.908011 ], [ -76.952478, 38.908024 ], [ -76.952431, 38.908048 ], [ -76.952385, 38.908068 ], [ -76.952345, 38.908089 ], [ -76.952301, 38.908109 ], [ -76.952254, 38.908128 ], [ -76.952229, 38.908137 ], [ -76.952205, 38.908148 ], [ -76.952131, 38.908174 ], [ -76.952056, 38.908195 ], [ -76.952005, 38.908208 ], [ -76.951977, 38.908214 ], [ -76.951926, 38.908228 ], [ -76.951873, 38.908239 ], [ -76.951848, 38.908245 ], [ -76.951766, 38.90826 ], [ -76.951738, 38.908264 ], [ -76.951709, 38.908267 ], [ -76.951591, 38.908274 ], [ -76.951504, 38.908281 ], [ -76.951446, 38.908284 ], [ -76.951416, 38.908284 ], [ -76.951356, 38.90828 ], [ -76.951273, 38.908271 ], [ -76.951224, 38.908263 ], [ -76.951175, 38.908251 ], [ -76.95113, 38.908242 ], [ -76.951037, 38.908226 ], [ -76.950989, 38.908216 ], [ -76.950966, 38.90821 ], [ -76.950942, 38.908205 ], [ -76.950875, 38.908188 ], [ -76.950851, 38.908181 ], [ -76.950713, 38.908135 ], [ -76.950668, 38.908118 ], [ -76.950646, 38.908108 ], [ -76.950626, 38.908097 ], [ -76.950584, 38.908076 ], [ -76.950525, 38.908049 ], [ -76.950496, 38.908033 ], [ -76.950473, 38.908022 ], [ -76.950453, 38.908011 ], [ -76.950411, 38.90799 ], [ -76.950367, 38.907963 ], [ -76.950324, 38.907939 ], [ -76.950302, 38.907925 ], [ -76.950282, 38.907909 ], [ -76.950201, 38.90785 ], [ -76.950164, 38.90782 ], [ -76.950147, 38.907805 ], [ -76.950108, 38.907774 ], [ -76.950075, 38.907744 ], [ -76.950057, 38.90773 ], [ -76.950037, 38.907716 ], [ -76.95002, 38.907702 ], [ -76.950005, 38.907687 ], [ -76.949971, 38.907659 ], [ -76.949919, 38.907613 ], [ -76.949887, 38.907582 ], [ -76.949834, 38.907539 ], [ -76.949806, 38.907507 ], [ -76.94979, 38.907492 ], [ -76.949772, 38.907478 ], [ -76.949757, 38.907463 ], [ -76.949717, 38.907416 ], [ -76.94964, 38.907335 ], [ -76.949612, 38.907301 ], [ -76.94959, 38.90727 ], [ -76.949532, 38.9072 ], [ -76.949509, 38.90717 ], [ -76.949438, 38.907096 ], [ -76.949399, 38.90705 ], [ -76.94937, 38.907019 ], [ -76.94933, 38.906968 ], [ -76.949319, 38.906951 ], [ -76.949292, 38.906915 ], [ -76.949264, 38.90688 ], [ -76.949216, 38.90681 ], [ -76.949202, 38.906792 ], [ -76.949169, 38.90676 ], [ -76.949155, 38.906745 ], [ -76.949128, 38.90671 ], [ -76.949114, 38.906694 ], [ -76.949098, 38.906678 ], [ -76.949083, 38.90666 ], [ -76.949069, 38.906641 ], [ -76.949046, 38.906606 ], [ -76.949036, 38.906588 ], [ -76.949028, 38.906569 ], [ -76.94901, 38.906534 ], [ -76.948993, 38.906496 ], [ -76.948971, 38.906441 ], [ -76.948965, 38.906423 ], [ -76.948953, 38.90637 ], [ -76.948937, 38.906316 ], [ -76.948929, 38.906298 ], [ -76.948919, 38.906281 ], [ -76.948872, 38.906215 ], [ -76.948859, 38.906198 ], [ -76.948835, 38.906163 ], [ -76.948802, 38.906109 ], [ -76.948789, 38.906092 ], [ -76.948767, 38.906056 ], [ -76.948741, 38.906022 ], [ -76.948727, 38.906006 ], [ -76.948711, 38.905984 ], [ -76.948624, 38.9059 ], [ -76.948566, 38.905849 ], [ -76.948541, 38.905824 ], [ -76.948516, 38.905797 ], [ -76.948489, 38.905763 ], [ -76.948459, 38.905731 ], [ -76.948436, 38.905698 ], [ -76.948386, 38.905634 ], [ -76.948366, 38.905606 ], [ -76.94833, 38.905542 ], [ -76.948311, 38.905511 ], [ -76.948291, 38.90549 ], [ -76.948271, 38.905461 ], [ -76.948259, 38.905445 ], [ -76.94824, 38.905413 ], [ -76.948228, 38.905396 ], [ -76.948214, 38.905378 ], [ -76.948164, 38.905331 ], [ -76.948147, 38.905313 ], [ -76.948129, 38.905296 ], [ -76.948088, 38.905262 ], [ -76.948065, 38.905245 ], [ -76.948042, 38.905231 ], [ -76.948022, 38.905216 ], [ -76.947944, 38.905147 ], [ -76.947926, 38.905128 ], [ -76.947888, 38.905093 ], [ -76.947871, 38.905068 ], [ -76.947849, 38.905052 ], [ -76.947822, 38.905027 ], [ -76.947786, 38.904983 ], [ -76.947763, 38.904968 ], [ -76.947742, 38.904952 ], [ -76.947718, 38.904936 ], [ -76.947696, 38.904918 ], [ -76.947524, 38.904749 ], [ -76.94737, 38.90459 ], [ -76.947222, 38.904446 ], [ -76.94716, 38.904374 ], [ -76.947052, 38.904258 ], [ -76.947033, 38.904235 ], [ -76.947008, 38.904215 ], [ -76.946829, 38.904097 ], [ -76.94676, 38.90404 ], [ -76.946671, 38.903973 ], [ -76.946653, 38.903958 ], [ -76.94662, 38.903935 ], [ -76.946592, 38.903912 ], [ -76.946578, 38.903896 ], [ -76.946557, 38.903876 ], [ -76.946518, 38.903844 ], [ -76.946498, 38.903824 ], [ -76.946481, 38.903801 ], [ -76.946465, 38.903775 ], [ -76.946454, 38.903749 ], [ -76.946351, 38.903639 ], [ -76.946339, 38.903619 ], [ -76.946319, 38.90359 ], [ -76.946295, 38.903562 ], [ -76.94627, 38.903529 ], [ -76.946241, 38.903494 ], [ -76.946202, 38.903454 ], [ -76.946185, 38.903434 ], [ -76.946082, 38.903337 ], [ -76.946053, 38.903325 ], [ -76.946025, 38.903302 ], [ -76.946007, 38.903276 ], [ -76.945991, 38.903261 ], [ -76.945939, 38.903224 ], [ -76.945922, 38.903209 ], [ -76.945906, 38.903193 ], [ -76.94587, 38.903162 ], [ -76.945827, 38.903134 ], [ -76.945774, 38.903093 ], [ -76.945756, 38.903081 ], [ -76.945707, 38.903061 ], [ -76.945681, 38.903044 ], [ -76.945659, 38.903024 ], [ -76.945552, 38.902945 ], [ -76.945527, 38.902919 ], [ -76.945464, 38.902836 ], [ -76.945439, 38.90283 ], [ -76.945417, 38.902817 ], [ -76.945403, 38.902794 ], [ -76.945359, 38.902753 ], [ -76.945325, 38.902713 ], [ -76.945311, 38.902693 ], [ -76.9453, 38.902671 ], [ -76.94528, 38.902614 ], [ -76.945267, 38.902587 ], [ -76.945255, 38.902566 ], [ -76.94525, 38.902546 ], [ -76.945257, 38.902454 ], [ -76.945338, 38.902391 ], [ -76.945491, 38.90227 ], [ -76.94559, 38.902189 ], [ -76.945728, 38.902093 ], [ -76.945887, 38.902228 ], [ -76.945953, 38.902292 ], [ -76.946014, 38.902359 ], [ -76.946071, 38.902428 ], [ -76.946124, 38.902499 ], [ -76.946172, 38.902572 ], [ -76.946214, 38.902647 ], [ -76.946248, 38.902714 ], [ -76.946278, 38.902782 ], [ -76.946303, 38.902851 ], [ -76.946325, 38.902921 ], [ -76.946342, 38.902992 ], [ -76.946356, 38.903063 ], [ -76.946378, 38.903132 ], [ -76.946407, 38.903199 ], [ -76.946443, 38.903264 ], [ -76.946484, 38.903327 ], [ -76.946532, 38.903387 ], [ -76.946585, 38.903444 ], [ -76.946729, 38.903572 ], [ -76.946968, 38.903769 ], [ -76.947138, 38.903911 ], [ -76.947502, 38.90422 ], [ -76.947921, 38.904568 ], [ -76.948312, 38.904902 ], [ -76.94836, 38.904943 ], [ -76.948528, 38.904805 ], [ -76.94862, 38.90474 ], [ -76.948686, 38.904642 ], [ -76.948784, 38.90443 ], [ -76.948702, 38.904387 ], [ -76.948738, 38.904307 ], [ -76.948784, 38.904237 ], [ -76.948864, 38.904163 ], [ -76.949009, 38.904041 ], [ -76.949278, 38.903848 ], [ -76.949405, 38.903767 ], [ -76.949481, 38.903699 ], [ -76.949534, 38.903595 ], [ -76.949543, 38.903508 ], [ -76.949543, 38.903422 ], [ -76.949558, 38.90336 ], [ -76.949724, 38.903055 ], [ -76.949921, 38.902842 ], [ -76.949878, 38.902806 ], [ -76.949741, 38.90269 ], [ -76.949825, 38.902625 ], [ -76.950504, 38.902093 ], [ -76.95127, 38.901488 ], [ -76.951422, 38.901368 ], [ -76.951497, 38.90131 ], [ -76.952561, 38.900474 ], [ -76.952971, 38.900156 ], [ -76.953055, 38.90009 ], [ -76.953165, 38.900005 ], [ -76.953314, 38.899864 ], [ -76.953358, 38.899824 ], [ -76.95339, 38.899784 ], [ -76.953417, 38.899742 ], [ -76.953428, 38.899719 ], [ -76.953438, 38.899687 ], [ -76.953445, 38.899647 ], [ -76.953446, 38.899622 ], [ -76.953435, 38.899463 ], [ -76.953418, 38.899165 ], [ -76.953408, 38.898867 ], [ -76.953405, 38.898619 ], [ -76.953409, 38.898163 ], [ -76.953411, 38.897761 ], [ -76.953423, 38.897615 ], [ -76.953429, 38.897297 ], [ -76.957546, 38.897162 ], [ -76.957512, 38.896745 ], [ -76.957495, 38.896537 ], [ -76.958374, 38.896646 ], [ -76.960262, 38.896919 ], [ -76.961182, 38.897011 ], [ -76.96178, 38.89707 ], [ -76.961973, 38.897089 ], [ -76.962029, 38.897322 ], [ -76.96209, 38.897596 ], [ -76.962193, 38.898703 ], [ -76.962218, 38.899497 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009901", "BLKGRPCE": "2", "GEOID": "110010099012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1842173.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8755968", "INTPTLON": "-076.9542950", "mobility_total": "1513", "mobility_same_house": "1440", "mobility_different_house": "23", "mobility_different_house_same_metro": "16", "mobility_different_house_different_metro": "7", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "50" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.962018, 38.877809 ], [ -76.961939, 38.877849 ], [ -76.961833, 38.877906 ], [ -76.961781, 38.877935 ], [ -76.961679, 38.877995 ], [ -76.961629, 38.878026 ], [ -76.961586, 38.878057 ], [ -76.961544, 38.878089 ], [ -76.961503, 38.878122 ], [ -76.961464, 38.878156 ], [ -76.961389, 38.878226 ], [ -76.96132, 38.8783 ], [ -76.961287, 38.878338 ], [ -76.961256, 38.878377 ], [ -76.961218, 38.878431 ], [ -76.961137, 38.878542 ], [ -76.960605, 38.879284 ], [ -76.959926, 38.880234 ], [ -76.959642, 38.880628 ], [ -76.959309, 38.881095 ], [ -76.959092, 38.8814 ], [ -76.958873, 38.881706 ], [ -76.958677, 38.881979 ], [ -76.958334, 38.882457 ], [ -76.958223, 38.882611 ], [ -76.958169, 38.882689 ], [ -76.958155, 38.882707 ], [ -76.958066, 38.882833 ], [ -76.957691, 38.883358 ], [ -76.957516, 38.883601 ], [ -76.957496, 38.88363 ], [ -76.957354, 38.883631 ], [ -76.956601, 38.88363 ], [ -76.956266, 38.88363 ], [ -76.954775, 38.883628 ], [ -76.953321, 38.883627 ], [ -76.953275, 38.883626 ], [ -76.953183, 38.88362 ], [ -76.953091, 38.883611 ], [ -76.953001, 38.883599 ], [ -76.952956, 38.883591 ], [ -76.952191, 38.883478 ], [ -76.951774, 38.883418 ], [ -76.951446, 38.883368 ], [ -76.951319, 38.883349 ], [ -76.950841, 38.88328 ], [ -76.950392, 38.883212 ], [ -76.949783, 38.883121 ], [ -76.949524, 38.883084 ], [ -76.948684, 38.882963 ], [ -76.948051, 38.882868 ], [ -76.947931, 38.882853 ], [ -76.947812, 38.882842 ], [ -76.947691, 38.882834 ], [ -76.94757, 38.88283 ], [ -76.94745, 38.88283 ], [ -76.947275, 38.882828 ], [ -76.947041, 38.882828 ], [ -76.946815, 38.882831 ], [ -76.946677, 38.88283 ], [ -76.946662, 38.882802 ], [ -76.946618, 38.882711 ], [ -76.946294, 38.882014 ], [ -76.946129, 38.881656 ], [ -76.946087, 38.88156 ], [ -76.945918, 38.881191 ], [ -76.945877, 38.881099 ], [ -76.945815, 38.880966 ], [ -76.945772, 38.880869 ], [ -76.945895, 38.880841 ], [ -76.945935, 38.880828 ], [ -76.945987, 38.880808 ], [ -76.946038, 38.880786 ], [ -76.946064, 38.880776 ], [ -76.946166, 38.880731 ], [ -76.946225, 38.880702 ], [ -76.946521, 38.880561 ], [ -76.946761, 38.880451 ], [ -76.946911, 38.880372 ], [ -76.947123, 38.880256 ], [ -76.947259, 38.880178 ], [ -76.947461, 38.880058 ], [ -76.947527, 38.880017 ], [ -76.947615, 38.879964 ], [ -76.947658, 38.879936 ], [ -76.947784, 38.879851 ], [ -76.947866, 38.879792 ], [ -76.947945, 38.879732 ], [ -76.947991, 38.8797 ], [ -76.948081, 38.879635 ], [ -76.948124, 38.879602 ], [ -76.948208, 38.879533 ], [ -76.948249, 38.879497 ], [ -76.948327, 38.879424 ], [ -76.948447, 38.879306 ], [ -76.948473, 38.879278 ], [ -76.948552, 38.879188 ], [ -76.948601, 38.879128 ], [ -76.948695, 38.879004 ], [ -76.94876, 38.878918 ], [ -76.948781, 38.878889 ], [ -76.94882, 38.87883 ], [ -76.948857, 38.87877 ], [ -76.948892, 38.878709 ], [ -76.948977, 38.878545 ], [ -76.949011, 38.878473 ], [ -76.949043, 38.8784 ], [ -76.949072, 38.878326 ], [ -76.94911, 38.878216 ], [ -76.949132, 38.878144 ], [ -76.949151, 38.878071 ], [ -76.949167, 38.877998 ], [ -76.949187, 38.877888 ], [ -76.949195, 38.877821 ], [ -76.949201, 38.877753 ], [ -76.949205, 38.877686 ], [ -76.949207, 38.877618 ], [ -76.949207, 38.87755 ], [ -76.949204, 38.877474 ], [ -76.949194, 38.87736 ], [ -76.949179, 38.877246 ], [ -76.949152, 38.877101 ], [ -76.949119, 38.876962 ], [ -76.949099, 38.876893 ], [ -76.949078, 38.876825 ], [ -76.949065, 38.876789 ], [ -76.949053, 38.876752 ], [ -76.949026, 38.87668 ], [ -76.948969, 38.876536 ], [ -76.948886, 38.876345 ], [ -76.948865, 38.876302 ], [ -76.948798, 38.876175 ], [ -76.948727, 38.876049 ], [ -76.94866, 38.875939 ], [ -76.948626, 38.875881 ], [ -76.948551, 38.875748 ], [ -76.948479, 38.875614 ], [ -76.948385, 38.875432 ], [ -76.948337, 38.875335 ], [ -76.948269, 38.875188 ], [ -76.948227, 38.875089 ], [ -76.948165, 38.874931 ], [ -76.948145, 38.874872 ], [ -76.948136, 38.874842 ], [ -76.948113, 38.874752 ], [ -76.948095, 38.87466 ], [ -76.948083, 38.874565 ], [ -76.948081, 38.874534 ], [ -76.948079, 38.874471 ], [ -76.948081, 38.874407 ], [ -76.948088, 38.87432 ], [ -76.9481, 38.874236 ], [ -76.948118, 38.874153 ], [ -76.948134, 38.874098 ], [ -76.948162, 38.874017 ], [ -76.948195, 38.873936 ], [ -76.948231, 38.873856 ], [ -76.948244, 38.87383 ], [ -76.948324, 38.873682 ], [ -76.948429, 38.873499 ], [ -76.948451, 38.873463 ], [ -76.94857, 38.873248 ], [ -76.948605, 38.873176 ], [ -76.948619, 38.873139 ], [ -76.948625, 38.87312 ], [ -76.948648, 38.873029 ], [ -76.948664, 38.87296 ], [ -76.94868, 38.872875 ], [ -76.948692, 38.872786 ], [ -76.948699, 38.872716 ], [ -76.948698, 38.872647 ], [ -76.94869, 38.872555 ], [ -76.948686, 38.872532 ], [ -76.948673, 38.872443 ], [ -76.948645, 38.872269 ], [ -76.948621, 38.872139 ], [ -76.948578, 38.871929 ], [ -76.94855, 38.871766 ], [ -76.948527, 38.871616 ], [ -76.948516, 38.871506 ], [ -76.948514, 38.871469 ], [ -76.948511, 38.871397 ], [ -76.948511, 38.871309 ], [ -76.948513, 38.871279 ], [ -76.948523, 38.871189 ], [ -76.948534, 38.871129 ], [ -76.948549, 38.87107 ], [ -76.948568, 38.871005 ], [ -76.94859, 38.870941 ], [ -76.948615, 38.870877 ], [ -76.948643, 38.870814 ], [ -76.948674, 38.870752 ], [ -76.948718, 38.870674 ], [ -76.948795, 38.870547 ], [ -76.948828, 38.870496 ], [ -76.949015, 38.870196 ], [ -76.949051, 38.870142 ], [ -76.949118, 38.870034 ], [ -76.949166, 38.869952 ], [ -76.949197, 38.869896 ], [ -76.949227, 38.869839 ], [ -76.949254, 38.869782 ], [ -76.94929, 38.869694 ], [ -76.94931, 38.869635 ], [ -76.949319, 38.869603 ], [ -76.949342, 38.869507 ], [ -76.949366, 38.869378 ], [ -76.94937, 38.869345 ], [ -76.949375, 38.869313 ], [ -76.949386, 38.869214 ], [ -76.949428, 38.868778 ], [ -76.94944, 38.868679 ], [ -76.949451, 38.868613 ], [ -76.949472, 38.868515 ], [ -76.949488, 38.86845 ], [ -76.949497, 38.86842 ], [ -76.949517, 38.86836 ], [ -76.949552, 38.868272 ], [ -76.949595, 38.868186 ], [ -76.949627, 38.868128 ], [ -76.949663, 38.868069 ], [ -76.949682, 38.868041 ], [ -76.949745, 38.867956 ], [ -76.949791, 38.867902 ], [ -76.949842, 38.867848 ], [ -76.949869, 38.867821 ], [ -76.949954, 38.867743 ], [ -76.950014, 38.867693 ], [ -76.950045, 38.867669 ], [ -76.950109, 38.867622 ], [ -76.950181, 38.867574 ], [ -76.950295, 38.867509 ], [ -76.950375, 38.867468 ], [ -76.950498, 38.867414 ], [ -76.950561, 38.86739 ], [ -76.950656, 38.867357 ], [ -76.950721, 38.867337 ], [ -76.950879, 38.867294 ], [ -76.951117, 38.867235 ], [ -76.951237, 38.867208 ], [ -76.951418, 38.867171 ], [ -76.951586, 38.867134 ], [ -76.951753, 38.867094 ], [ -76.951794, 38.867083 ], [ -76.951836, 38.867073 ], [ -76.95196, 38.867038 ], [ -76.952083, 38.866998 ], [ -76.952143, 38.866976 ], [ -76.95221, 38.866949 ], [ -76.952307, 38.866904 ], [ -76.952371, 38.866872 ], [ -76.952433, 38.866838 ], [ -76.952524, 38.866782 ], [ -76.952583, 38.866741 ], [ -76.952665, 38.866675 ], [ -76.952717, 38.866628 ], [ -76.952741, 38.866604 ], [ -76.95276, 38.866587 ], [ -76.952796, 38.866551 ], [ -76.952847, 38.866495 ], [ -76.952879, 38.866457 ], [ -76.952909, 38.866418 ], [ -76.953001, 38.866279 ], [ -76.953308, 38.866404 ], [ -76.954047, 38.866703 ], [ -76.954325, 38.866819 ], [ -76.955332, 38.86723 ], [ -76.95611, 38.867544 ], [ -76.956724, 38.867796 ], [ -76.95722, 38.868002 ], [ -76.957642, 38.868176 ], [ -76.958306, 38.868454 ], [ -76.958416, 38.868496 ], [ -76.958487, 38.868524 ], [ -76.958565, 38.868553 ], [ -76.958664, 38.868591 ], [ -76.959659, 38.868992 ], [ -76.960204, 38.869219 ], [ -76.960383, 38.869291 ], [ -76.960401, 38.869434 ], [ -76.960409, 38.86949 ], [ -76.960515, 38.870348 ], [ -76.960528, 38.870459 ], [ -76.960549, 38.870622 ], [ -76.96061, 38.871128 ], [ -76.960613, 38.871148 ], [ -76.960625, 38.871252 ], [ -76.960639, 38.871359 ], [ -76.960734, 38.872141 ], [ -76.96083, 38.872928 ], [ -76.960865, 38.873207 ], [ -76.96094, 38.87382 ], [ -76.960951, 38.873903 ], [ -76.961, 38.874312 ], [ -76.961029, 38.874542 ], [ -76.961037, 38.874604 ], [ -76.961088, 38.875023 ], [ -76.961124, 38.87533 ], [ -76.961162, 38.87562 ], [ -76.961165, 38.875651 ], [ -76.961205, 38.875971 ], [ -76.961304, 38.876786 ], [ -76.961329, 38.876993 ], [ -76.961402, 38.877576 ], [ -76.961454, 38.877573 ], [ -76.961493, 38.877573 ], [ -76.961569, 38.877578 ], [ -76.961639, 38.877588 ], [ -76.961671, 38.877595 ], [ -76.961702, 38.877603 ], [ -76.961732, 38.877612 ], [ -76.961762, 38.877623 ], [ -76.961818, 38.877649 ], [ -76.961845, 38.877664 ], [ -76.961871, 38.87768 ], [ -76.961895, 38.877698 ], [ -76.961931, 38.877728 ], [ -76.961959, 38.87775 ], [ -76.961985, 38.877773 ], [ -76.962018, 38.877809 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000100", "BLKGRPCE": "1", "GEOID": "110010001001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 803449.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9141506", "INTPTLON": "-077.0614173", "mobility_total": "1382", "mobility_same_house": "1159", "mobility_different_house": "145", "mobility_different_house_same_metro": "135", "mobility_different_house_different_metro": "10", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "78" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.068609, 38.917029 ], [ -77.067924, 38.917351 ], [ -77.067615, 38.917495 ], [ -77.067591, 38.917509 ], [ -77.067498, 38.917567 ], [ -77.067476, 38.917582 ], [ -77.067413, 38.917632 ], [ -77.067397, 38.917655 ], [ -77.067386, 38.91768 ], [ -77.06738, 38.917706 ], [ -77.067381, 38.917733 ], [ -77.067388, 38.917759 ], [ -77.067315, 38.918641 ], [ -77.067253, 38.918641 ], [ -77.066894, 38.918656 ], [ -77.063824, 38.918446 ], [ -77.063679, 38.918442 ], [ -77.063554, 38.918427 ], [ -77.063377, 38.918418 ], [ -77.063349, 38.918435 ], [ -77.063322, 38.918442 ], [ -77.06323, 38.918447 ], [ -77.063033, 38.918441 ], [ -77.062851, 38.918438 ], [ -77.062668, 38.918431 ], [ -77.062473, 38.918425 ], [ -77.062238, 38.918412 ], [ -77.06202, 38.918402 ], [ -77.061858, 38.918398 ], [ -77.061634, 38.918391 ], [ -77.061451, 38.918388 ], [ -77.061195, 38.91838 ], [ -77.060944, 38.918374 ], [ -77.060413, 38.918359 ], [ -77.060064, 38.918348 ], [ -77.059723, 38.91834 ], [ -77.059479, 38.918332 ], [ -77.059366, 38.918325 ], [ -77.059328, 38.918324 ], [ -77.059084, 38.918313 ], [ -77.058894, 38.918184 ], [ -77.058796, 38.918113 ], [ -77.058491, 38.917886 ], [ -77.05836, 38.91779 ], [ -77.05832, 38.917762 ], [ -77.058408, 38.91769 ], [ -77.058486, 38.917622 ], [ -77.058487, 38.917588 ], [ -77.05849, 38.917559 ], [ -77.058496, 38.91753 ], [ -77.058498, 38.917512 ], [ -77.058521, 38.917465 ], [ -77.05855, 38.917414 ], [ -77.058577, 38.917372 ], [ -77.058628, 38.917282 ], [ -77.058656, 38.917245 ], [ -77.05871, 38.917163 ], [ -77.058754, 38.917046 ], [ -77.058772, 38.916978 ], [ -77.058783, 38.916927 ], [ -77.058789, 38.916904 ], [ -77.05881, 38.916835 ], [ -77.058815, 38.916808 ], [ -77.058824, 38.916784 ], [ -77.05884, 38.916735 ], [ -77.058851, 38.916706 ], [ -77.058859, 38.916688 ], [ -77.058901, 38.916584 ], [ -77.058913, 38.916559 ], [ -77.058923, 38.916532 ], [ -77.058933, 38.916511 ], [ -77.058944, 38.916481 ], [ -77.058964, 38.916433 ], [ -77.058974, 38.916406 ], [ -77.058988, 38.916354 ], [ -77.058996, 38.916309 ], [ -77.059019, 38.916205 ], [ -77.059027, 38.91616 ], [ -77.059038, 38.916032 ], [ -77.059043, 38.916014 ], [ -77.059056, 38.915999 ], [ -77.059067, 38.91592 ], [ -77.059087, 38.915896 ], [ -77.059069, 38.915882 ], [ -77.059062, 38.915862 ], [ -77.059075, 38.91583 ], [ -77.059071, 38.915793 ], [ -77.059056, 38.915778 ], [ -77.059042, 38.915755 ], [ -77.059029, 38.915725 ], [ -77.059021, 38.915696 ], [ -77.058998, 38.915635 ], [ -77.058972, 38.915584 ], [ -77.058947, 38.915539 ], [ -77.058903, 38.915474 ], [ -77.058882, 38.915452 ], [ -77.058856, 38.915439 ], [ -77.058826, 38.915431 ], [ -77.058762, 38.91541 ], [ -77.058714, 38.915393 ], [ -77.058691, 38.915383 ], [ -77.058656, 38.915371 ], [ -77.05862, 38.915353 ], [ -77.058552, 38.915316 ], [ -77.058521, 38.915295 ], [ -77.058506, 38.915281 ], [ -77.058467, 38.915252 ], [ -77.058376, 38.915163 ], [ -77.058297, 38.915097 ], [ -77.058258, 38.915067 ], [ -77.058215, 38.91503 ], [ -77.058153, 38.914979 ], [ -77.058067, 38.914921 ], [ -77.057991, 38.914867 ], [ -77.057944, 38.914836 ], [ -77.057871, 38.91479 ], [ -77.057826, 38.91476 ], [ -77.057771, 38.914717 ], [ -77.057706, 38.914671 ], [ -77.057653, 38.914636 ], [ -77.057532, 38.91457 ], [ -77.057498, 38.914547 ], [ -77.057471, 38.91452 ], [ -77.057387, 38.914466 ], [ -77.05737, 38.914453 ], [ -77.057314, 38.914416 ], [ -77.057277, 38.914393 ], [ -77.057238, 38.914373 ], [ -77.057158, 38.914335 ], [ -77.057126, 38.914314 ], [ -77.057097, 38.914286 ], [ -77.057067, 38.914255 ], [ -77.057039, 38.914231 ], [ -77.056945, 38.914171 ], [ -77.056881, 38.914132 ], [ -77.0568, 38.914078 ], [ -77.056771, 38.914057 ], [ -77.056734, 38.914033 ], [ -77.056664, 38.913991 ], [ -77.056629, 38.913971 ], [ -77.056597, 38.913949 ], [ -77.056553, 38.913916 ], [ -77.056522, 38.913898 ], [ -77.056491, 38.913882 ], [ -77.056463, 38.913869 ], [ -77.056432, 38.913842 ], [ -77.05641, 38.913826 ], [ -77.056377, 38.913816 ], [ -77.056344, 38.913801 ], [ -77.056326, 38.913788 ], [ -77.056298, 38.913761 ], [ -77.056275, 38.913741 ], [ -77.05624, 38.913723 ], [ -77.056191, 38.913708 ], [ -77.056167, 38.913687 ], [ -77.056158, 38.913663 ], [ -77.056124, 38.913624 ], [ -77.056097, 38.913599 ], [ -77.056014, 38.913538 ], [ -77.055983, 38.913519 ], [ -77.055934, 38.913498 ], [ -77.055904, 38.913489 ], [ -77.055864, 38.913458 ], [ -77.055836, 38.913445 ], [ -77.055761, 38.913416 ], [ -77.055721, 38.913402 ], [ -77.055687, 38.913384 ], [ -77.055648, 38.913352 ], [ -77.055618, 38.913322 ], [ -77.055592, 38.913304 ], [ -77.055564, 38.913289 ], [ -77.055539, 38.913265 ], [ -77.055522, 38.913239 ], [ -77.055501, 38.913182 ], [ -77.055485, 38.913154 ], [ -77.055461, 38.913118 ], [ -77.055415, 38.913062 ], [ -77.055394, 38.913038 ], [ -77.055371, 38.91301 ], [ -77.055355, 38.912984 ], [ -77.055343, 38.912957 ], [ -77.055323, 38.91293 ], [ -77.055299, 38.912916 ], [ -77.055265, 38.912901 ], [ -77.055207, 38.912868 ], [ -77.055151, 38.91284 ], [ -77.055098, 38.912816 ], [ -77.055034, 38.912785 ], [ -77.055001, 38.912768 ], [ -77.054847, 38.912696 ], [ -77.054777, 38.912658 ], [ -77.054742, 38.912642 ], [ -77.054708, 38.912629 ], [ -77.054657, 38.912608 ], [ -77.054568, 38.912561 ], [ -77.05449, 38.912524 ], [ -77.054372, 38.912478 ], [ -77.054336, 38.912471 ], [ -77.05427, 38.912473 ], [ -77.054237, 38.912469 ], [ -77.054211, 38.912457 ], [ -77.054183, 38.91244 ], [ -77.054144, 38.912425 ], [ -77.054098, 38.912413 ], [ -77.054049, 38.912405 ], [ -77.054002, 38.912394 ], [ -77.053875, 38.912372 ], [ -77.053798, 38.91236 ], [ -77.053637, 38.912328 ], [ -77.0536, 38.912316 ], [ -77.053578, 38.912294 ], [ -77.053558, 38.912267 ], [ -77.053503, 38.912234 ], [ -77.05345, 38.912216 ], [ -77.053417, 38.912208 ], [ -77.053324, 38.912189 ], [ -77.053274, 38.912181 ], [ -77.05312, 38.91215 ], [ -77.053084, 38.91214 ], [ -77.053003, 38.912104 ], [ -77.052927, 38.912067 ], [ -77.052888, 38.912052 ], [ -77.052842, 38.912038 ], [ -77.052758, 38.912009 ], [ -77.052682, 38.911977 ], [ -77.052613, 38.911937 ], [ -77.052553, 38.911914 ], [ -77.052514, 38.911896 ], [ -77.052483, 38.911878 ], [ -77.052453, 38.911853 ], [ -77.052427, 38.911827 ], [ -77.05241, 38.911802 ], [ -77.052403, 38.911775 ], [ -77.052401, 38.911751 ], [ -77.052382, 38.911715 ], [ -77.052361, 38.911689 ], [ -77.052319, 38.911641 ], [ -77.052288, 38.911607 ], [ -77.052255, 38.911575 ], [ -77.052221, 38.911551 ], [ -77.052177, 38.91153 ], [ -77.052132, 38.911512 ], [ -77.052088, 38.911488 ], [ -77.05204, 38.911459 ], [ -77.05195, 38.9114 ], [ -77.051868, 38.91134 ], [ -77.051844, 38.911324 ], [ -77.051827, 38.911311 ], [ -77.051761, 38.911259 ], [ -77.05173, 38.911231 ], [ -77.051706, 38.911203 ], [ -77.051651, 38.911153 ], [ -77.05163, 38.911136 ], [ -77.051601, 38.911108 ], [ -77.051572, 38.911075 ], [ -77.051541, 38.911043 ], [ -77.051503, 38.911015 ], [ -77.051469, 38.910985 ], [ -77.051434, 38.91095 ], [ -77.051399, 38.910912 ], [ -77.051365, 38.91087 ], [ -77.051305, 38.910808 ], [ -77.05126, 38.910753 ], [ -77.051353, 38.910717 ], [ -77.051414, 38.910698 ], [ -77.05151, 38.910671 ], [ -77.051738, 38.910626 ], [ -77.051786, 38.91062 ], [ -77.051838, 38.910615 ], [ -77.052032, 38.910608 ], [ -77.052569, 38.910603 ], [ -77.052993, 38.910598 ], [ -77.053373, 38.910591 ], [ -77.054234, 38.910582 ], [ -77.054587, 38.91058 ], [ -77.054825, 38.91058 ], [ -77.054963, 38.910574 ], [ -77.055232, 38.910576 ], [ -77.056003, 38.910563 ], [ -77.056333, 38.91056 ], [ -77.056656, 38.910556 ], [ -77.057022, 38.910548 ], [ -77.05714, 38.910544 ], [ -77.057391, 38.910546 ], [ -77.057679, 38.91054 ], [ -77.058086, 38.910536 ], [ -77.058204, 38.910534 ], [ -77.058321, 38.910532 ], [ -77.059136, 38.910513 ], [ -77.05926, 38.910511 ], [ -77.060447, 38.910491 ], [ -77.060836, 38.91049 ], [ -77.061714, 38.910481 ], [ -77.06195, 38.910476 ], [ -77.062048, 38.910474 ], [ -77.062667, 38.910466 ], [ -77.063024, 38.910465 ], [ -77.063375, 38.91046 ], [ -77.063732, 38.910456 ], [ -77.063826, 38.910456 ], [ -77.064285, 38.910432 ], [ -77.064776, 38.910401 ], [ -77.064828, 38.910391 ], [ -77.06485, 38.910385 ], [ -77.064904, 38.91036 ], [ -77.064954, 38.910458 ], [ -77.065003, 38.910556 ], [ -77.065062, 38.910664 ], [ -77.065139, 38.910806 ], [ -77.065201, 38.910921 ], [ -77.06538, 38.911264 ], [ -77.065529, 38.911544 ], [ -77.065677, 38.911819 ], [ -77.065823, 38.912096 ], [ -77.066024, 38.912471 ], [ -77.066051, 38.912523 ], [ -77.066065, 38.912548 ], [ -77.06613, 38.912673 ], [ -77.066181, 38.912768 ], [ -77.066519, 38.913411 ], [ -77.066627, 38.913612 ], [ -77.066685, 38.913727 ], [ -77.066732, 38.913821 ], [ -77.066877, 38.914084 ], [ -77.067125, 38.914553 ], [ -77.067204, 38.914699 ], [ -77.067503, 38.915247 ], [ -77.067565, 38.915362 ], [ -77.06775, 38.915691 ], [ -77.067795, 38.915761 ], [ -77.067824, 38.915804 ], [ -77.067886, 38.915887 ], [ -77.067907, 38.915914 ], [ -77.06801, 38.916034 ], [ -77.068171, 38.916233 ], [ -77.068531, 38.916693 ], [ -77.068752, 38.916966 ], [ -77.068609, 38.917029 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000100", "BLKGRPCE": "2", "GEOID": "110010001002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 199344.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9086367", "INTPTLON": "-077.0546517", "mobility_total": "1341", "mobility_same_house": "870", "mobility_different_house": "320", "mobility_different_house_same_metro": "185", "mobility_different_house_different_metro": "121", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "151" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.05714, 38.910544 ], [ -77.057022, 38.910548 ], [ -77.056656, 38.910556 ], [ -77.056333, 38.91056 ], [ -77.056003, 38.910563 ], [ -77.055232, 38.910576 ], [ -77.054963, 38.910574 ], [ -77.054825, 38.91058 ], [ -77.054587, 38.91058 ], [ -77.054234, 38.910582 ], [ -77.053373, 38.910591 ], [ -77.052993, 38.910598 ], [ -77.052569, 38.910603 ], [ -77.052032, 38.910608 ], [ -77.051838, 38.910615 ], [ -77.051786, 38.91062 ], [ -77.051738, 38.910626 ], [ -77.05151, 38.910671 ], [ -77.051414, 38.910698 ], [ -77.051353, 38.910717 ], [ -77.05126, 38.910753 ], [ -77.051213, 38.910697 ], [ -77.0512, 38.91068 ], [ -77.051138, 38.91061 ], [ -77.051103, 38.910569 ], [ -77.051083, 38.910547 ], [ -77.05107, 38.910531 ], [ -77.051034, 38.910495 ], [ -77.051002, 38.910458 ], [ -77.050978, 38.910433 ], [ -77.050961, 38.910417 ], [ -77.05089, 38.910337 ], [ -77.050853, 38.910297 ], [ -77.050822, 38.910267 ], [ -77.050795, 38.910238 ], [ -77.050769, 38.910212 ], [ -77.050755, 38.910189 ], [ -77.050731, 38.910153 ], [ -77.050683, 38.910095 ], [ -77.050655, 38.910064 ], [ -77.050597, 38.910004 ], [ -77.050579, 38.909989 ], [ -77.050549, 38.909968 ], [ -77.050518, 38.909944 ], [ -77.050471, 38.909914 ], [ -77.050379, 38.909874 ], [ -77.05038, 38.909848 ], [ -77.050384, 38.909795 ], [ -77.050389, 38.909747 ], [ -77.050396, 38.909708 ], [ -77.05042, 38.909634 ], [ -77.050146, 38.909635 ], [ -77.050142, 38.909559 ], [ -77.050158, 38.909511 ], [ -77.050161, 38.909486 ], [ -77.05018, 38.909431 ], [ -77.050194, 38.9094 ], [ -77.050206, 38.909371 ], [ -77.050228, 38.909326 ], [ -77.050243, 38.909302 ], [ -77.050305, 38.909229 ], [ -77.050327, 38.909211 ], [ -77.050362, 38.909187 ], [ -77.050389, 38.909164 ], [ -77.050482, 38.9091 ], [ -77.050553, 38.909062 ], [ -77.050575, 38.909049 ], [ -77.050616, 38.909023 ], [ -77.050679, 38.908993 ], [ -77.050745, 38.908965 ], [ -77.05085, 38.908929 ], [ -77.050903, 38.908913 ], [ -77.050956, 38.908899 ], [ -77.051127, 38.908862 ], [ -77.051189, 38.908851 ], [ -77.051297, 38.908829 ], [ -77.051423, 38.908815 ], [ -77.05152, 38.90881 ], [ -77.051572, 38.908809 ], [ -77.051616, 38.908814 ], [ -77.051685, 38.908824 ], [ -77.051792, 38.908831 ], [ -77.051878, 38.908839 ], [ -77.051902, 38.908842 ], [ -77.052083, 38.908855 ], [ -77.052328, 38.908862 ], [ -77.052351, 38.908864 ], [ -77.052464, 38.90887 ], [ -77.0526, 38.90887 ], [ -77.052687, 38.908867 ], [ -77.052768, 38.908862 ], [ -77.052799, 38.908859 ], [ -77.052883, 38.908846 ], [ -77.052927, 38.908836 ], [ -77.052959, 38.908825 ], [ -77.053006, 38.908803 ], [ -77.053103, 38.908763 ], [ -77.05314, 38.908751 ], [ -77.053223, 38.908714 ], [ -77.053247, 38.9087 ], [ -77.053328, 38.908662 ], [ -77.053362, 38.908643 ], [ -77.053464, 38.908575 ], [ -77.053486, 38.908557 ], [ -77.053509, 38.90854 ], [ -77.053544, 38.908522 ], [ -77.053601, 38.908496 ], [ -77.053617, 38.908465 ], [ -77.05363, 38.908445 ], [ -77.05366, 38.90839 ], [ -77.053676, 38.908363 ], [ -77.053692, 38.908332 ], [ -77.053709, 38.908308 ], [ -77.053759, 38.90822 ], [ -77.053772, 38.908192 ], [ -77.053788, 38.908162 ], [ -77.053844, 38.908077 ], [ -77.053869, 38.908042 ], [ -77.053896, 38.908011 ], [ -77.053927, 38.907972 ], [ -77.053944, 38.907953 ], [ -77.053967, 38.907936 ], [ -77.054005, 38.907888 ], [ -77.054027, 38.907869 ], [ -77.054101, 38.907817 ], [ -77.054173, 38.90776 ], [ -77.054217, 38.907723 ], [ -77.054236, 38.907702 ], [ -77.05427, 38.907662 ], [ -77.054287, 38.907645 ], [ -77.054339, 38.907576 ], [ -77.054354, 38.90755 ], [ -77.054364, 38.907525 ], [ -77.054393, 38.907487 ], [ -77.054411, 38.907455 ], [ -77.054423, 38.907431 ], [ -77.054431, 38.907396 ], [ -77.054452, 38.907349 ], [ -77.054463, 38.907329 ], [ -77.054477, 38.907307 ], [ -77.0545, 38.907266 ], [ -77.054511, 38.907249 ], [ -77.054555, 38.907142 ], [ -77.054573, 38.907102 ], [ -77.054593, 38.907063 ], [ -77.054619, 38.907021 ], [ -77.054638, 38.906981 ], [ -77.054646, 38.90696 ], [ -77.054653, 38.906937 ], [ -77.054671, 38.906899 ], [ -77.054676, 38.906878 ], [ -77.054682, 38.906858 ], [ -77.054698, 38.906815 ], [ -77.054726, 38.906751 ], [ -77.054747, 38.906689 ], [ -77.054755, 38.906643 ], [ -77.054764, 38.906624 ], [ -77.054785, 38.906575 ], [ -77.054846, 38.906468 ], [ -77.054869, 38.90642 ], [ -77.054884, 38.906394 ], [ -77.054896, 38.90637 ], [ -77.054903, 38.906348 ], [ -77.054923, 38.906305 ], [ -77.054937, 38.906285 ], [ -77.054961, 38.906243 ], [ -77.054972, 38.90622 ], [ -77.054979, 38.906201 ], [ -77.054991, 38.906182 ], [ -77.054998, 38.90616 ], [ -77.055005, 38.906142 ], [ -77.055023, 38.90611 ], [ -77.055051, 38.906056 ], [ -77.055068, 38.906018 ], [ -77.055075, 38.905993 ], [ -77.055087, 38.90597 ], [ -77.055103, 38.905942 ], [ -77.055129, 38.905881 ], [ -77.055147, 38.905843 ], [ -77.055165, 38.905815 ], [ -77.05518, 38.905794 ], [ -77.055196, 38.905768 ], [ -77.055239, 38.905689 ], [ -77.05526, 38.905652 ], [ -77.055268, 38.90563 ], [ -77.055309, 38.905557 ], [ -77.055322, 38.905536 ], [ -77.055334, 38.905513 ], [ -77.055348, 38.90549 ], [ -77.055412, 38.905376 ], [ -77.055435, 38.905337 ], [ -77.055491, 38.905254 ], [ -77.055724, 38.905254 ], [ -77.055793, 38.905254 ], [ -77.055923, 38.905254 ], [ -77.056072, 38.905255 ], [ -77.056512, 38.905254 ], [ -77.056765, 38.905244 ], [ -77.056903, 38.905236 ], [ -77.057012, 38.905232 ], [ -77.057019, 38.905334 ], [ -77.057026, 38.905417 ], [ -77.057035, 38.905607 ], [ -77.057036, 38.905886 ], [ -77.057043, 38.906087 ], [ -77.057051, 38.906318 ], [ -77.057063, 38.906862 ], [ -77.057065, 38.9071 ], [ -77.057072, 38.907354 ], [ -77.05707, 38.907547 ], [ -77.057073, 38.907692 ], [ -77.057072, 38.907773 ], [ -77.057069, 38.907902 ], [ -77.057077, 38.908198 ], [ -77.057093, 38.908522 ], [ -77.057096, 38.908599 ], [ -77.057101, 38.90884 ], [ -77.057104, 38.909076 ], [ -77.057113, 38.909343 ], [ -77.057121, 38.909608 ], [ -77.057131, 38.909898 ], [ -77.057133, 38.910126 ], [ -77.057137, 38.910431 ], [ -77.05714, 38.910544 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000100", "BLKGRPCE": "3", "GEOID": "110010001003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 194350.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9091158", "INTPTLON": "-077.0606588", "mobility_total": "1197", "mobility_same_house": "1028", "mobility_different_house": "13", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "13", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "156" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.064904, 38.91036 ], [ -77.06485, 38.910385 ], [ -77.064828, 38.910391 ], [ -77.064776, 38.910401 ], [ -77.064285, 38.910432 ], [ -77.063826, 38.910456 ], [ -77.063732, 38.910456 ], [ -77.063375, 38.91046 ], [ -77.063024, 38.910465 ], [ -77.062667, 38.910466 ], [ -77.062048, 38.910474 ], [ -77.06195, 38.910476 ], [ -77.061714, 38.910481 ], [ -77.060836, 38.91049 ], [ -77.060447, 38.910491 ], [ -77.05926, 38.910511 ], [ -77.059136, 38.910513 ], [ -77.058321, 38.910532 ], [ -77.058204, 38.910534 ], [ -77.058086, 38.910536 ], [ -77.057679, 38.91054 ], [ -77.057391, 38.910546 ], [ -77.05714, 38.910544 ], [ -77.057137, 38.910431 ], [ -77.057133, 38.910126 ], [ -77.057131, 38.909898 ], [ -77.057121, 38.909608 ], [ -77.057113, 38.909343 ], [ -77.057104, 38.909076 ], [ -77.057101, 38.90884 ], [ -77.057096, 38.908599 ], [ -77.057093, 38.908522 ], [ -77.057077, 38.908198 ], [ -77.057069, 38.907902 ], [ -77.057072, 38.907773 ], [ -77.057073, 38.907692 ], [ -77.057379, 38.907691 ], [ -77.057814, 38.907685 ], [ -77.058146, 38.907677 ], [ -77.058565, 38.907673 ], [ -77.058948, 38.907667 ], [ -77.059203, 38.907665 ], [ -77.059571, 38.907657 ], [ -77.060266, 38.907648 ], [ -77.060622, 38.907645 ], [ -77.061232, 38.907636 ], [ -77.061393, 38.907637 ], [ -77.062492, 38.90762 ], [ -77.063152, 38.907613 ], [ -77.063362, 38.907612 ], [ -77.063448, 38.907609 ], [ -77.063506, 38.907716 ], [ -77.063582, 38.90786 ], [ -77.063867, 38.908398 ], [ -77.063929, 38.908518 ], [ -77.064098, 38.908838 ], [ -77.064157, 38.90895 ], [ -77.064224, 38.909074 ], [ -77.064281, 38.909182 ], [ -77.064352, 38.909313 ], [ -77.064492, 38.909582 ], [ -77.064621, 38.909825 ], [ -77.064678, 38.909933 ], [ -77.064855, 38.910264 ], [ -77.064904, 38.91036 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000201", "BLKGRPCE": "1", "GEOID": "110010002011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 542460.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9093321", "INTPTLON": "-077.0748368", "mobility_total": "3844", "mobility_same_house": "2136", "mobility_different_house": "1533", "mobility_different_house_same_metro": "735", "mobility_different_house_different_metro": "757", "mobility_different_house_outside_stat_area": "23", "mobility_abroad": "175" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.079655, 38.908656 ], [ -77.079091, 38.90989 ], [ -77.079039, 38.911804 ], [ -77.079016, 38.912679 ], [ -77.078553, 38.91269 ], [ -77.077981, 38.912678 ], [ -77.077467, 38.912669 ], [ -77.076414, 38.912643 ], [ -77.076169, 38.912636 ], [ -77.075645, 38.912623 ], [ -77.075538, 38.912621 ], [ -77.074476, 38.912594 ], [ -77.074327, 38.912589 ], [ -77.074117, 38.912585 ], [ -77.073938, 38.912581 ], [ -77.073308, 38.912585 ], [ -77.073097, 38.912589 ], [ -77.07306, 38.911524 ], [ -77.069207, 38.911726 ], [ -77.069205, 38.911684 ], [ -77.069187, 38.91126 ], [ -77.069173, 38.910967 ], [ -77.069162, 38.910692 ], [ -77.069158, 38.910617 ], [ -77.069124, 38.909843 ], [ -77.069119, 38.90971 ], [ -77.069111, 38.909505 ], [ -77.069104, 38.909238 ], [ -77.069084, 38.908803 ], [ -77.069081, 38.908718 ], [ -77.069198, 38.908714 ], [ -77.069457, 38.908707 ], [ -77.069987, 38.908695 ], [ -77.070265, 38.90869 ], [ -77.070382, 38.908687 ], [ -77.070502, 38.908685 ], [ -77.070692, 38.90868 ], [ -77.071136, 38.908669 ], [ -77.071546, 38.908662 ], [ -77.071574, 38.908659 ], [ -77.0716, 38.90865 ], [ -77.071621, 38.908634 ], [ -77.071637, 38.908611 ], [ -77.071642, 38.908582 ], [ -77.071628, 38.908231 ], [ -77.07162, 38.908038 ], [ -77.071615, 38.907896 ], [ -77.071609, 38.907676 ], [ -77.071603, 38.907483 ], [ -77.07158, 38.906993 ], [ -77.07157, 38.906826 ], [ -77.071567, 38.90675 ], [ -77.071563, 38.906681 ], [ -77.071543, 38.906123 ], [ -77.071535, 38.905931 ], [ -77.071526, 38.905839 ], [ -77.071629, 38.905837 ], [ -77.072598, 38.905812 ], [ -77.072648, 38.905815 ], [ -77.072672, 38.905818 ], [ -77.072969, 38.905874 ], [ -77.073001, 38.905882 ], [ -77.073097, 38.9059 ], [ -77.073161, 38.90591 ], [ -77.073194, 38.905913 ], [ -77.073226, 38.905917 ], [ -77.073259, 38.90592 ], [ -77.073891, 38.905962 ], [ -77.074272, 38.905992 ], [ -77.0743, 38.905992 ], [ -77.074362, 38.906 ], [ -77.074392, 38.906005 ], [ -77.074483, 38.906023 ], [ -77.074544, 38.906033 ], [ -77.074574, 38.906036 ], [ -77.074605, 38.906038 ], [ -77.074876, 38.906061 ], [ -77.076728, 38.906205 ], [ -77.077818, 38.905966 ], [ -77.078017, 38.905922 ], [ -77.078047, 38.906014 ], [ -77.078087, 38.906135 ], [ -77.078308, 38.906249 ], [ -77.078348, 38.906266 ], [ -77.079598, 38.906814 ], [ -77.079655, 38.908656 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000901", "BLKGRPCE": "3", "GEOID": "110010009013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 938049.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9377448", "INTPTLON": "-077.0933735", "mobility_total": "4629", "mobility_same_house": "3104", "mobility_different_house": "1407", "mobility_different_house_same_metro": "432", "mobility_different_house_different_metro": "913", "mobility_different_house_outside_stat_area": "19", "mobility_abroad": "118" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.101036, 38.935162 ], [ -77.100933, 38.935268 ], [ -77.100783, 38.935418 ], [ -77.100732, 38.935467 ], [ -77.100682, 38.935517 ], [ -77.10063, 38.935566 ], [ -77.100591, 38.935597 ], [ -77.100552, 38.935622 ], [ -77.100473, 38.93566 ], [ -77.100449, 38.935669 ], [ -77.100397, 38.935685 ], [ -77.100342, 38.935696 ], [ -77.100286, 38.935703 ], [ -77.10023, 38.935705 ], [ -77.100173, 38.935703 ], [ -77.100118, 38.935695 ], [ -77.100084, 38.935689 ], [ -77.100049, 38.935684 ], [ -77.100015, 38.935681 ], [ -77.099945, 38.93568 ], [ -77.09991, 38.935682 ], [ -77.099876, 38.935685 ], [ -77.099765, 38.935708 ], [ -77.099472, 38.935796 ], [ -77.09915, 38.935919 ], [ -77.099119, 38.935928 ], [ -77.09908, 38.935937 ], [ -77.099, 38.935952 ], [ -77.098959, 38.935957 ], [ -77.098919, 38.93596 ], [ -77.098878, 38.935962 ], [ -77.096429, 38.935949 ], [ -77.096388, 38.935951 ], [ -77.096306, 38.935951 ], [ -77.096225, 38.935949 ], [ -77.096143, 38.935943 ], [ -77.096062, 38.935934 ], [ -77.095968, 38.935919 ], [ -77.095981, 38.935989 ], [ -77.09627, 38.936847 ], [ -77.096277, 38.93687 ], [ -77.096298, 38.93693 ], [ -77.096404, 38.937243 ], [ -77.096431, 38.937304 ], [ -77.096484, 38.937438 ], [ -77.096531, 38.937564 ], [ -77.096576, 38.93769 ], [ -77.096618, 38.937817 ], [ -77.096673, 38.937993 ], [ -77.096686, 38.938041 ], [ -77.09671, 38.938138 ], [ -77.096738, 38.938285 ], [ -77.096748, 38.938355 ], [ -77.096756, 38.938426 ], [ -77.096759, 38.938499 ], [ -77.096763, 38.93937 ], [ -77.096764, 38.939451 ], [ -77.096766, 38.940321 ], [ -77.096763, 38.941081 ], [ -77.096765, 38.941266 ], [ -77.096764, 38.941344 ], [ -77.096762, 38.942214 ], [ -77.096764, 38.943079 ], [ -77.096766, 38.943164 ], [ -77.097008, 38.943165 ], [ -77.097087, 38.943169 ], [ -77.097127, 38.943172 ], [ -77.097205, 38.94318 ], [ -77.097283, 38.94319 ], [ -77.097361, 38.943202 ], [ -77.097399, 38.943209 ], [ -77.097447, 38.943215 ], [ -77.097495, 38.943219 ], [ -77.097591, 38.943222 ], [ -77.09764, 38.943221 ], [ -77.097688, 38.943218 ], [ -77.097736, 38.943213 ], [ -77.097783, 38.943207 ], [ -77.097831, 38.943199 ], [ -77.098147, 38.943128 ], [ -77.098287, 38.943074 ], [ -77.098265, 38.943116 ], [ -77.098184, 38.943282 ], [ -77.098137, 38.943362 ], [ -77.098111, 38.943402 ], [ -77.098055, 38.943479 ], [ -77.097993, 38.943554 ], [ -77.09796, 38.94359 ], [ -77.09789, 38.94366 ], [ -77.097867, 38.943682 ], [ -77.097795, 38.943745 ], [ -77.09772, 38.943806 ], [ -77.097668, 38.943845 ], [ -77.097575, 38.943909 ], [ -77.097523, 38.943941 ], [ -77.097442, 38.943989 ], [ -77.097364, 38.94403 ], [ -77.097318, 38.944053 ], [ -77.097213, 38.9441 ], [ -77.097135, 38.944132 ], [ -77.097056, 38.944161 ], [ -77.096976, 38.944187 ], [ -77.096894, 38.944211 ], [ -77.096861, 38.944219 ], [ -77.096766, 38.94424 ], [ -77.096766, 38.944819 ], [ -77.096769, 38.945434 ], [ -77.096762, 38.945693 ], [ -77.096763, 38.945844 ], [ -77.0948, 38.944409 ], [ -77.09459, 38.94425 ], [ -77.09424, 38.943999 ], [ -77.093938, 38.943777 ], [ -77.093675, 38.943588 ], [ -77.093353, 38.943352 ], [ -77.093092, 38.943164 ], [ -77.092847, 38.942988 ], [ -77.092718, 38.942893 ], [ -77.092618, 38.942817 ], [ -77.092561, 38.942774 ], [ -77.091997, 38.942359 ], [ -77.091873, 38.94227 ], [ -77.091751, 38.942182 ], [ -77.091022, 38.941651 ], [ -77.090862, 38.941532 ], [ -77.090777, 38.941468 ], [ -77.090438, 38.941225 ], [ -77.090265, 38.941099 ], [ -77.09008, 38.940965 ], [ -77.089643, 38.940645 ], [ -77.089161, 38.940291 ], [ -77.088959, 38.940144 ], [ -77.088456, 38.939779 ], [ -77.088113, 38.939526 ], [ -77.087645, 38.939187 ], [ -77.087247, 38.938897 ], [ -77.087021, 38.93873 ], [ -77.086619, 38.938437 ], [ -77.086453, 38.938326 ], [ -77.086226, 38.938169 ], [ -77.086153, 38.938214 ], [ -77.086092, 38.938239 ], [ -77.086034, 38.938255 ], [ -77.085981, 38.938266 ], [ -77.085954, 38.93827 ], [ -77.0859, 38.938275 ], [ -77.085818, 38.938276 ], [ -77.085791, 38.938275 ], [ -77.08576, 38.93827 ], [ -77.085723, 38.938261 ], [ -77.085671, 38.938244 ], [ -77.085634, 38.938226 ], [ -77.085594, 38.938202 ], [ -77.085566, 38.93818 ], [ -77.08555, 38.938166 ], [ -77.085497, 38.938103 ], [ -77.085469, 38.938056 ], [ -77.085447, 38.938001 ], [ -77.085442, 38.937966 ], [ -77.08544, 38.937931 ], [ -77.085443, 38.937896 ], [ -77.08545, 38.937862 ], [ -77.08546, 38.937828 ], [ -77.085474, 38.937795 ], [ -77.085499, 38.937753 ], [ -77.085514, 38.937733 ], [ -77.085539, 38.937704 ], [ -77.085585, 38.937662 ], [ -77.085617, 38.937639 ], [ -77.085643, 38.937622 ], [ -77.0857, 38.937591 ], [ -77.085731, 38.937577 ], [ -77.085793, 38.937555 ], [ -77.085826, 38.937545 ], [ -77.085885, 38.937535 ], [ -77.085938, 38.937533 ], [ -77.085964, 38.937534 ], [ -77.086016, 38.93754 ], [ -77.086066, 38.937552 ], [ -77.086091, 38.93756 ], [ -77.086172, 38.937599 ], [ -77.086543, 38.937165 ], [ -77.086736, 38.936942 ], [ -77.08696, 38.936675 ], [ -77.08733, 38.936247 ], [ -77.087728, 38.935781 ], [ -77.088016, 38.935444 ], [ -77.088097, 38.93536 ], [ -77.088163, 38.9353 ], [ -77.088181, 38.935285 ], [ -77.08821, 38.935262 ], [ -77.088376, 38.935136 ], [ -77.088685, 38.934904 ], [ -77.088797, 38.934821 ], [ -77.089022, 38.93465 ], [ -77.089169, 38.93454 ], [ -77.089716, 38.934132 ], [ -77.090493, 38.933549 ], [ -77.090627, 38.933449 ], [ -77.090728, 38.933376 ], [ -77.090784, 38.933341 ], [ -77.090841, 38.933308 ], [ -77.090871, 38.933292 ], [ -77.090931, 38.933263 ], [ -77.090971, 38.933242 ], [ -77.091006, 38.933225 ], [ -77.091069, 38.933197 ], [ -77.091163, 38.933161 ], [ -77.09122, 38.933141 ], [ -77.091328, 38.93311 ], [ -77.091517, 38.933062 ], [ -77.091865, 38.932968 ], [ -77.092238, 38.932876 ], [ -77.09302, 38.932672 ], [ -77.093112, 38.932642 ], [ -77.093158, 38.932629 ], [ -77.093205, 38.932617 ], [ -77.09325, 38.932603 ], [ -77.094176, 38.932469 ], [ -77.094703, 38.932403 ], [ -77.094767, 38.932394 ], [ -77.09496, 38.932373 ], [ -77.095088, 38.932362 ], [ -77.095282, 38.93235 ], [ -77.095417, 38.932346 ], [ -77.095621, 38.932346 ], [ -77.095757, 38.932349 ], [ -77.09596, 38.932358 ], [ -77.096169, 38.932379 ], [ -77.096304, 38.932393 ], [ -77.096352, 38.932399 ], [ -77.096436, 38.932411 ], [ -77.096602, 38.932438 ], [ -77.096685, 38.932454 ], [ -77.096849, 38.932488 ], [ -77.096934, 38.932508 ], [ -77.097092, 38.932549 ], [ -77.097208, 38.93259 ], [ -77.098099, 38.932885 ], [ -77.098448, 38.933001 ], [ -77.098646, 38.933065 ], [ -77.098744, 38.933104 ], [ -77.098839, 38.933146 ], [ -77.098933, 38.933192 ], [ -77.099023, 38.933241 ], [ -77.099067, 38.933266 ], [ -77.099111, 38.933293 ], [ -77.099145, 38.933315 ], [ -77.099212, 38.933362 ], [ -77.099308, 38.933436 ], [ -77.099399, 38.933514 ], [ -77.099428, 38.933541 ], [ -77.099455, 38.933562 ], [ -77.099528, 38.933631 ], [ -77.09955, 38.933656 ], [ -77.099591, 38.933706 ], [ -77.099628, 38.933758 ], [ -77.099836, 38.934084 ], [ -77.099961, 38.934284 ], [ -77.099989, 38.934323 ], [ -77.100019, 38.934361 ], [ -77.100051, 38.934399 ], [ -77.100083, 38.934435 ], [ -77.100153, 38.934506 ], [ -77.10019, 38.93454 ], [ -77.100268, 38.934606 ], [ -77.100648, 38.934896 ], [ -77.100937, 38.935105 ], [ -77.101036, 38.935162 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000901", "BLKGRPCE": "1", "GEOID": "110010009011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 646106.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9323900", "INTPTLON": "-077.1041684", "mobility_total": "1466", "mobility_same_house": "1349", "mobility_different_house": "99", "mobility_different_house_same_metro": "72", "mobility_different_house_different_metro": "27", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "18" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.111507, 38.935705 ], [ -77.111359, 38.935735 ], [ -77.111328, 38.935737 ], [ -77.111114, 38.935739 ], [ -77.110435, 38.935738 ], [ -77.109714, 38.935739 ], [ -77.109047, 38.935738 ], [ -77.107345, 38.93574 ], [ -77.106977, 38.935739 ], [ -77.106481, 38.935741 ], [ -77.106266, 38.935739 ], [ -77.105909, 38.935739 ], [ -77.105355, 38.93574 ], [ -77.104511, 38.935739 ], [ -77.103559, 38.935741 ], [ -77.103079, 38.935739 ], [ -77.102977, 38.935735 ], [ -77.102925, 38.935731 ], [ -77.102874, 38.935726 ], [ -77.102824, 38.935719 ], [ -77.102723, 38.935703 ], [ -77.102623, 38.935682 ], [ -77.10201, 38.935522 ], [ -77.101854, 38.93548 ], [ -77.101664, 38.935426 ], [ -77.101602, 38.935407 ], [ -77.101539, 38.935389 ], [ -77.101453, 38.935359 ], [ -77.101411, 38.935343 ], [ -77.101287, 38.935292 ], [ -77.101166, 38.935235 ], [ -77.101118, 38.93521 ], [ -77.101036, 38.935162 ], [ -77.100937, 38.935105 ], [ -77.100648, 38.934896 ], [ -77.100268, 38.934606 ], [ -77.10019, 38.93454 ], [ -77.100153, 38.934506 ], [ -77.100083, 38.934435 ], [ -77.100051, 38.934399 ], [ -77.100019, 38.934361 ], [ -77.099989, 38.934323 ], [ -77.099961, 38.934284 ], [ -77.099836, 38.934084 ], [ -77.099628, 38.933758 ], [ -77.099591, 38.933706 ], [ -77.09955, 38.933656 ], [ -77.099528, 38.933631 ], [ -77.099455, 38.933562 ], [ -77.099428, 38.933541 ], [ -77.099399, 38.933514 ], [ -77.099308, 38.933436 ], [ -77.099212, 38.933362 ], [ -77.099145, 38.933315 ], [ -77.099111, 38.933293 ], [ -77.099067, 38.933266 ], [ -77.099023, 38.933241 ], [ -77.098933, 38.933192 ], [ -77.098839, 38.933146 ], [ -77.098744, 38.933104 ], [ -77.098646, 38.933065 ], [ -77.098448, 38.933001 ], [ -77.098099, 38.932885 ], [ -77.097208, 38.93259 ], [ -77.097092, 38.932549 ], [ -77.097173, 38.932474 ], [ -77.098307, 38.931475 ], [ -77.099619, 38.930324 ], [ -77.099731, 38.930225 ], [ -77.100272, 38.929749 ], [ -77.100401, 38.929637 ], [ -77.10057, 38.929488 ], [ -77.101026, 38.929087 ], [ -77.101456, 38.928706 ], [ -77.101582, 38.928599 ], [ -77.101696, 38.928501 ], [ -77.101735, 38.928461 ], [ -77.101776, 38.928422 ], [ -77.101818, 38.928384 ], [ -77.101862, 38.928347 ], [ -77.101908, 38.928312 ], [ -77.101956, 38.928278 ], [ -77.101978, 38.928264 ], [ -77.102005, 38.928246 ], [ -77.102056, 38.928215 ], [ -77.102108, 38.928186 ], [ -77.102498, 38.927984 ], [ -77.102909, 38.927773 ], [ -77.10302, 38.927719 ], [ -77.103133, 38.927667 ], [ -77.103248, 38.927617 ], [ -77.103365, 38.927571 ], [ -77.103483, 38.927526 ], [ -77.103749, 38.927435 ], [ -77.103808, 38.927418 ], [ -77.104035, 38.927359 ], [ -77.104106, 38.927425 ], [ -77.104375, 38.927665 ], [ -77.104625, 38.927892 ], [ -77.104962, 38.928195 ], [ -77.105113, 38.928331 ], [ -77.105256, 38.928458 ], [ -77.105717, 38.928875 ], [ -77.105761, 38.928915 ], [ -77.10605, 38.929183 ], [ -77.106492, 38.92958 ], [ -77.106583, 38.929649 ], [ -77.106604, 38.929666 ], [ -77.106658, 38.929716 ], [ -77.106683, 38.929742 ], [ -77.106706, 38.929768 ], [ -77.106749, 38.929824 ], [ -77.106774, 38.929862 ], [ -77.10682, 38.929919 ], [ -77.106848, 38.929962 ], [ -77.106863, 38.93 ], [ -77.106873, 38.930039 ], [ -77.106882, 38.930083 ], [ -77.106899, 38.930151 ], [ -77.106906, 38.930186 ], [ -77.106923, 38.93026 ], [ -77.106939, 38.930314 ], [ -77.106975, 38.930472 ], [ -77.107001, 38.930573 ], [ -77.107017, 38.930621 ], [ -77.107034, 38.930668 ], [ -77.107055, 38.930715 ], [ -77.107078, 38.930761 ], [ -77.107103, 38.930807 ], [ -77.10713, 38.930851 ], [ -77.10716, 38.930895 ], [ -77.107191, 38.930938 ], [ -77.107225, 38.930979 ], [ -77.107261, 38.93102 ], [ -77.107299, 38.93106 ], [ -77.107338, 38.931098 ], [ -77.107724, 38.931422 ], [ -77.107842, 38.931527 ], [ -77.107919, 38.931584 ], [ -77.107999, 38.931653 ], [ -77.108279, 38.931886 ], [ -77.108399, 38.931982 ], [ -77.108516, 38.93208 ], [ -77.108687, 38.932229 ], [ -77.108741, 38.932281 ], [ -77.108839, 38.932379 ], [ -77.10886, 38.932401 ], [ -77.108982, 38.9325 ], [ -77.109079, 38.932588 ], [ -77.109179, 38.93268 ], [ -77.10956, 38.933034 ], [ -77.109633, 38.9331 ], [ -77.109664, 38.933129 ], [ -77.109753, 38.933218 ], [ -77.109837, 38.93331 ], [ -77.109916, 38.933405 ], [ -77.110333, 38.933978 ], [ -77.11063, 38.934379 ], [ -77.110731, 38.93452 ], [ -77.110769, 38.934571 ], [ -77.110787, 38.934594 ], [ -77.110931, 38.934793 ], [ -77.111364, 38.935377 ], [ -77.111588, 38.93569 ], [ -77.111507, 38.935705 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000901", "BLKGRPCE": "2", "GEOID": "110010009012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1377390.000000, "AWATER": 68722.000000, "INTPTLAT": "+38.9398548", "INTPTLON": "-077.1028495", "mobility_total": "1635", "mobility_same_house": "1416", "mobility_different_house": "166", "mobility_different_house_same_metro": "128", "mobility_different_house_different_metro": "32", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "53" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.112579, 38.940228 ], [ -77.112098, 38.940586 ], [ -77.111918, 38.940723 ], [ -77.111898, 38.940738 ], [ -77.10884, 38.943054 ], [ -77.106132, 38.945152 ], [ -77.104823, 38.946166 ], [ -77.104277, 38.946611 ], [ -77.102515, 38.947905 ], [ -77.101364, 38.948661 ], [ -77.100952, 38.948948 ], [ -77.100625, 38.949164 ], [ -77.100605, 38.949144 ], [ -77.100566, 38.949106 ], [ -77.100527, 38.949053 ], [ -77.100502, 38.949002 ], [ -77.100487, 38.948948 ], [ -77.100483, 38.948897 ], [ -77.100489, 38.948836 ], [ -77.100497, 38.948804 ], [ -77.100506, 38.948781 ], [ -77.10053, 38.94874 ], [ -77.100561, 38.948701 ], [ -77.100596, 38.948665 ], [ -77.100613, 38.948651 ], [ -77.100435, 38.948521 ], [ -77.099591, 38.947909 ], [ -77.09929, 38.947688 ], [ -77.098994, 38.947474 ], [ -77.098782, 38.947321 ], [ -77.098442, 38.94707 ], [ -77.097548, 38.946412 ], [ -77.097335, 38.946259 ], [ -77.096913, 38.945953 ], [ -77.096879, 38.945925 ], [ -77.096763, 38.945844 ], [ -77.096762, 38.945693 ], [ -77.096769, 38.945434 ], [ -77.096766, 38.944819 ], [ -77.096766, 38.94424 ], [ -77.096861, 38.944219 ], [ -77.096894, 38.944211 ], [ -77.096976, 38.944187 ], [ -77.097056, 38.944161 ], [ -77.097135, 38.944132 ], [ -77.097213, 38.9441 ], [ -77.097318, 38.944053 ], [ -77.097364, 38.94403 ], [ -77.097442, 38.943989 ], [ -77.097523, 38.943941 ], [ -77.097575, 38.943909 ], [ -77.097668, 38.943845 ], [ -77.09772, 38.943806 ], [ -77.097795, 38.943745 ], [ -77.097867, 38.943682 ], [ -77.09789, 38.94366 ], [ -77.09796, 38.94359 ], [ -77.097993, 38.943554 ], [ -77.098055, 38.943479 ], [ -77.098111, 38.943402 ], [ -77.098137, 38.943362 ], [ -77.098184, 38.943282 ], [ -77.098265, 38.943116 ], [ -77.098287, 38.943074 ], [ -77.098147, 38.943128 ], [ -77.097831, 38.943199 ], [ -77.097783, 38.943207 ], [ -77.097736, 38.943213 ], [ -77.097688, 38.943218 ], [ -77.09764, 38.943221 ], [ -77.097591, 38.943222 ], [ -77.097495, 38.943219 ], [ -77.097447, 38.943215 ], [ -77.097399, 38.943209 ], [ -77.097361, 38.943202 ], [ -77.097283, 38.94319 ], [ -77.097205, 38.94318 ], [ -77.097127, 38.943172 ], [ -77.097087, 38.943169 ], [ -77.097008, 38.943165 ], [ -77.096766, 38.943164 ], [ -77.096764, 38.943079 ], [ -77.096762, 38.942214 ], [ -77.096764, 38.941344 ], [ -77.096765, 38.941266 ], [ -77.096763, 38.941081 ], [ -77.096766, 38.940321 ], [ -77.096764, 38.939451 ], [ -77.096763, 38.93937 ], [ -77.096759, 38.938499 ], [ -77.096756, 38.938426 ], [ -77.096748, 38.938355 ], [ -77.096738, 38.938285 ], [ -77.09671, 38.938138 ], [ -77.096686, 38.938041 ], [ -77.096673, 38.937993 ], [ -77.096618, 38.937817 ], [ -77.096576, 38.93769 ], [ -77.096531, 38.937564 ], [ -77.096484, 38.937438 ], [ -77.096431, 38.937304 ], [ -77.096404, 38.937243 ], [ -77.096298, 38.93693 ], [ -77.096277, 38.93687 ], [ -77.09627, 38.936847 ], [ -77.095981, 38.935989 ], [ -77.095968, 38.935919 ], [ -77.096062, 38.935934 ], [ -77.096143, 38.935943 ], [ -77.096225, 38.935949 ], [ -77.096306, 38.935951 ], [ -77.096388, 38.935951 ], [ -77.096429, 38.935949 ], [ -77.098878, 38.935962 ], [ -77.098919, 38.93596 ], [ -77.098959, 38.935957 ], [ -77.099, 38.935952 ], [ -77.09908, 38.935937 ], [ -77.099119, 38.935928 ], [ -77.09915, 38.935919 ], [ -77.099472, 38.935796 ], [ -77.099765, 38.935708 ], [ -77.099876, 38.935685 ], [ -77.09991, 38.935682 ], [ -77.099945, 38.93568 ], [ -77.100015, 38.935681 ], [ -77.100049, 38.935684 ], [ -77.100084, 38.935689 ], [ -77.100118, 38.935695 ], [ -77.100173, 38.935703 ], [ -77.10023, 38.935705 ], [ -77.100286, 38.935703 ], [ -77.100342, 38.935696 ], [ -77.100397, 38.935685 ], [ -77.100449, 38.935669 ], [ -77.100473, 38.93566 ], [ -77.100552, 38.935622 ], [ -77.100591, 38.935597 ], [ -77.10063, 38.935566 ], [ -77.100682, 38.935517 ], [ -77.100732, 38.935467 ], [ -77.100783, 38.935418 ], [ -77.100933, 38.935268 ], [ -77.101036, 38.935162 ], [ -77.101118, 38.93521 ], [ -77.101166, 38.935235 ], [ -77.101287, 38.935292 ], [ -77.101411, 38.935343 ], [ -77.101453, 38.935359 ], [ -77.101539, 38.935389 ], [ -77.101602, 38.935407 ], [ -77.101664, 38.935426 ], [ -77.101854, 38.93548 ], [ -77.10201, 38.935522 ], [ -77.102623, 38.935682 ], [ -77.102723, 38.935703 ], [ -77.102824, 38.935719 ], [ -77.102874, 38.935726 ], [ -77.102925, 38.935731 ], [ -77.102977, 38.935735 ], [ -77.103079, 38.935739 ], [ -77.103559, 38.935741 ], [ -77.104511, 38.935739 ], [ -77.105355, 38.93574 ], [ -77.105909, 38.935739 ], [ -77.106266, 38.935739 ], [ -77.106481, 38.935741 ], [ -77.106977, 38.935739 ], [ -77.107345, 38.93574 ], [ -77.109047, 38.935738 ], [ -77.109714, 38.935739 ], [ -77.110435, 38.935738 ], [ -77.111114, 38.935739 ], [ -77.111328, 38.935737 ], [ -77.111359, 38.935735 ], [ -77.111507, 38.935705 ], [ -77.111588, 38.93569 ], [ -77.111663, 38.935782 ], [ -77.111675, 38.935799 ], [ -77.111697, 38.935827 ], [ -77.11173, 38.935872 ], [ -77.111762, 38.935913 ], [ -77.111825, 38.935999 ], [ -77.111866, 38.936062 ], [ -77.111891, 38.936106 ], [ -77.11192, 38.936153 ], [ -77.111946, 38.936203 ], [ -77.11197, 38.936254 ], [ -77.111992, 38.936305 ], [ -77.112012, 38.936357 ], [ -77.11207, 38.936533 ], [ -77.112078, 38.936567 ], [ -77.112086, 38.93662 ], [ -77.112092, 38.936674 ], [ -77.112097, 38.936731 ], [ -77.112101, 38.93682 ], [ -77.1121, 38.936902 ], [ -77.112097, 38.936959 ], [ -77.112092, 38.937015 ], [ -77.112085, 38.937072 ], [ -77.112077, 38.937128 ], [ -77.112066, 38.937185 ], [ -77.11205, 38.937255 ], [ -77.112024, 38.937376 ], [ -77.11198, 38.93781 ], [ -77.111978, 38.937906 ], [ -77.11198, 38.937976 ], [ -77.11198, 38.93802 ], [ -77.112017, 38.938508 ], [ -77.112036, 38.938864 ], [ -77.112045, 38.939005 ], [ -77.112061, 38.939108 ], [ -77.112093, 38.939221 ], [ -77.112138, 38.939318 ], [ -77.112228, 38.939475 ], [ -77.112512, 38.940007 ], [ -77.112544, 38.94009 ], [ -77.11257, 38.940161 ], [ -77.112579, 38.940228 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000902", "BLKGRPCE": "1", "GEOID": "110010009021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 444016.000000, "AWATER": 106.000000, "INTPTLAT": "+38.9273274", "INTPTLON": "-077.0991428", "mobility_total": "821", "mobility_same_house": "718", "mobility_different_house": "84", "mobility_different_house_same_metro": "15", "mobility_different_house_different_metro": "69", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "19" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.104035, 38.927359 ], [ -77.103808, 38.927418 ], [ -77.103749, 38.927435 ], [ -77.103483, 38.927526 ], [ -77.103365, 38.927571 ], [ -77.103248, 38.927617 ], [ -77.103133, 38.927667 ], [ -77.10302, 38.927719 ], [ -77.102909, 38.927773 ], [ -77.102498, 38.927984 ], [ -77.102108, 38.928186 ], [ -77.102056, 38.928215 ], [ -77.102005, 38.928246 ], [ -77.101978, 38.928264 ], [ -77.101956, 38.928278 ], [ -77.101908, 38.928312 ], [ -77.101862, 38.928347 ], [ -77.101818, 38.928384 ], [ -77.101776, 38.928422 ], [ -77.101735, 38.928461 ], [ -77.101696, 38.928501 ], [ -77.101582, 38.928599 ], [ -77.101456, 38.928706 ], [ -77.101026, 38.929087 ], [ -77.10057, 38.929488 ], [ -77.100401, 38.929637 ], [ -77.100272, 38.929749 ], [ -77.099731, 38.930225 ], [ -77.099619, 38.930324 ], [ -77.098307, 38.931475 ], [ -77.097173, 38.932474 ], [ -77.097092, 38.932549 ], [ -77.096934, 38.932508 ], [ -77.096849, 38.932488 ], [ -77.096685, 38.932454 ], [ -77.096602, 38.932438 ], [ -77.096436, 38.932411 ], [ -77.096352, 38.932399 ], [ -77.096304, 38.932393 ], [ -77.096169, 38.932379 ], [ -77.09596, 38.932358 ], [ -77.095757, 38.932349 ], [ -77.095621, 38.932346 ], [ -77.095417, 38.932346 ], [ -77.095282, 38.93235 ], [ -77.095088, 38.932362 ], [ -77.09496, 38.932373 ], [ -77.094767, 38.932394 ], [ -77.094703, 38.932403 ], [ -77.094176, 38.932469 ], [ -77.09325, 38.932603 ], [ -77.093321, 38.932491 ], [ -77.093571, 38.932348 ], [ -77.094126, 38.932043 ], [ -77.094204, 38.932003 ], [ -77.094284, 38.931968 ], [ -77.094326, 38.931952 ], [ -77.094969, 38.931745 ], [ -77.095, 38.931734 ], [ -77.095028, 38.931721 ], [ -77.095055, 38.931706 ], [ -77.095237, 38.931568 ], [ -77.095257, 38.931554 ], [ -77.095275, 38.93154 ], [ -77.095292, 38.931524 ], [ -77.095306, 38.931507 ], [ -77.095319, 38.931489 ], [ -77.095513, 38.931094 ], [ -77.095521, 38.931075 ], [ -77.095542, 38.931039 ], [ -77.095554, 38.931022 ], [ -77.095568, 38.931005 ], [ -77.0956, 38.930974 ], [ -77.095637, 38.930946 ], [ -77.095657, 38.930934 ], [ -77.096033, 38.930694 ], [ -77.096078, 38.93066 ], [ -77.096118, 38.930623 ], [ -77.096136, 38.930603 ], [ -77.096153, 38.930582 ], [ -77.096184, 38.93054 ], [ -77.096248, 38.930428 ], [ -77.096272, 38.930382 ], [ -77.096315, 38.93029 ], [ -77.096353, 38.930195 ], [ -77.096369, 38.930148 ], [ -77.096398, 38.930052 ], [ -77.096407, 38.930027 ], [ -77.096422, 38.929977 ], [ -77.096432, 38.929926 ], [ -77.096437, 38.929875 ], [ -77.096437, 38.929849 ], [ -77.096434, 38.929797 ], [ -77.096426, 38.929763 ], [ -77.096414, 38.92973 ], [ -77.0964, 38.929696 ], [ -77.096384, 38.929664 ], [ -77.096369, 38.92964 ], [ -77.096343, 38.929602 ], [ -77.09632, 38.929572 ], [ -77.096294, 38.929544 ], [ -77.096266, 38.929516 ], [ -77.096236, 38.92949 ], [ -77.096166, 38.929443 ], [ -77.096094, 38.929397 ], [ -77.095947, 38.929309 ], [ -77.095909, 38.929288 ], [ -77.095849, 38.929257 ], [ -77.095808, 38.929231 ], [ -77.095789, 38.929216 ], [ -77.095756, 38.929184 ], [ -77.095729, 38.929148 ], [ -77.095718, 38.929129 ], [ -77.095709, 38.92911 ], [ -77.0957, 38.929088 ], [ -77.095685, 38.929042 ], [ -77.095673, 38.928997 ], [ -77.095663, 38.92895 ], [ -77.095655, 38.928881 ], [ -77.09564, 38.928776 ], [ -77.095628, 38.928706 ], [ -77.095607, 38.928602 ], [ -77.09559, 38.928533 ], [ -77.095567, 38.928345 ], [ -77.095552, 38.928204 ], [ -77.09554, 38.928063 ], [ -77.0955, 38.927834 ], [ -77.095462, 38.927605 ], [ -77.095458, 38.92757 ], [ -77.095452, 38.927499 ], [ -77.095448, 38.927428 ], [ -77.095446, 38.927356 ], [ -77.095446, 38.927285 ], [ -77.095447, 38.92725 ], [ -77.095444, 38.927215 ], [ -77.095443, 38.92718 ], [ -77.09545, 38.92711 ], [ -77.095458, 38.927076 ], [ -77.09548, 38.927008 ], [ -77.095532, 38.926912 ], [ -77.095564, 38.926858 ], [ -77.095599, 38.926804 ], [ -77.095637, 38.926752 ], [ -77.095677, 38.9267 ], [ -77.09572, 38.926651 ], [ -77.095765, 38.926602 ], [ -77.095812, 38.926555 ], [ -77.095862, 38.926509 ], [ -77.095914, 38.926465 ], [ -77.095968, 38.926422 ], [ -77.096036, 38.926364 ], [ -77.096134, 38.926274 ], [ -77.096227, 38.926181 ], [ -77.096287, 38.926117 ], [ -77.096322, 38.926077 ], [ -77.096356, 38.926036 ], [ -77.096388, 38.925995 ], [ -77.096419, 38.925953 ], [ -77.096449, 38.92591 ], [ -77.096477, 38.925867 ], [ -77.096504, 38.925823 ], [ -77.096529, 38.925779 ], [ -77.096553, 38.925734 ], [ -77.096575, 38.925689 ], [ -77.096703, 38.925394 ], [ -77.096728, 38.925352 ], [ -77.096756, 38.925311 ], [ -77.096795, 38.925264 ], [ -77.096816, 38.925237 ], [ -77.096835, 38.925209 ], [ -77.096853, 38.92518 ], [ -77.09692, 38.925066 ], [ -77.096989, 38.924935 ], [ -77.097031, 38.924847 ], [ -77.097051, 38.924803 ], [ -77.097088, 38.924713 ], [ -77.097109, 38.924671 ], [ -77.097154, 38.924588 ], [ -77.097201, 38.924506 ], [ -77.097251, 38.924424 ], [ -77.097277, 38.924384 ], [ -77.097332, 38.924304 ], [ -77.097373, 38.924252 ], [ -77.097413, 38.924199 ], [ -77.097492, 38.924091 ], [ -77.097567, 38.923983 ], [ -77.097639, 38.923873 ], [ -77.097708, 38.923761 ], [ -77.09783, 38.9236 ], [ -77.097973, 38.923447 ], [ -77.098026, 38.923387 ], [ -77.098075, 38.923325 ], [ -77.098105, 38.923282 ], [ -77.098209, 38.923127 ], [ -77.098233, 38.923095 ], [ -77.098279, 38.92303 ], [ -77.098373, 38.922902 ], [ -77.098527, 38.922687 ], [ -77.098607, 38.922568 ], [ -77.098723, 38.92238 ], [ -77.098759, 38.922331 ], [ -77.098773, 38.922316 ], [ -77.098789, 38.922302 ], [ -77.098806, 38.922289 ], [ -77.098844, 38.922266 ], [ -77.098923, 38.922233 ], [ -77.098963, 38.922222 ], [ -77.099005, 38.922216 ], [ -77.099047, 38.922212 ], [ -77.099089, 38.922213 ], [ -77.09923, 38.922214 ], [ -77.099281, 38.922213 ], [ -77.099344, 38.922213 ], [ -77.099429, 38.92207 ], [ -77.099587, 38.922232 ], [ -77.099645, 38.922293 ], [ -77.099687, 38.922344 ], [ -77.099724, 38.922394 ], [ -77.099763, 38.922452 ], [ -77.099795, 38.922508 ], [ -77.099824, 38.922566 ], [ -77.099961, 38.922833 ], [ -77.100017, 38.92292 ], [ -77.100101, 38.92309 ], [ -77.100348, 38.923564 ], [ -77.100485, 38.923825 ], [ -77.100507, 38.923865 ], [ -77.100531, 38.923904 ], [ -77.100581, 38.923981 ], [ -77.100608, 38.924019 ], [ -77.100665, 38.924093 ], [ -77.100726, 38.924165 ], [ -77.100758, 38.9242 ], [ -77.100997, 38.924482 ], [ -77.101404, 38.924951 ], [ -77.101454, 38.925016 ], [ -77.101512, 38.925083 ], [ -77.101576, 38.925148 ], [ -77.101621, 38.925191 ], [ -77.101689, 38.925253 ], [ -77.101737, 38.925293 ], [ -77.101993, 38.925523 ], [ -77.102761, 38.926217 ], [ -77.102854, 38.926291 ], [ -77.102959, 38.926397 ], [ -77.103306, 38.926705 ], [ -77.103604, 38.926976 ], [ -77.103675, 38.927039 ], [ -77.103905, 38.927246 ], [ -77.104035, 38.927359 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001500", "BLKGRPCE": "2", "GEOID": "110010015002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 316926.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9677621", "INTPTLON": "-077.0651035", "mobility_total": "1003", "mobility_same_house": "811", "mobility_different_house": "163", "mobility_different_house_same_metro": "32", "mobility_different_house_different_metro": "131", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "29" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.070182, 38.969763 ], [ -77.070073, 38.969762 ], [ -77.070037, 38.969761 ], [ -77.069736, 38.969762 ], [ -77.069305, 38.969762 ], [ -77.068915, 38.969761 ], [ -77.068835, 38.969763 ], [ -77.066378, 38.969764 ], [ -77.065923, 38.969762 ], [ -77.065107, 38.969762 ], [ -77.063989, 38.969761 ], [ -77.063879, 38.969762 ], [ -77.063773, 38.969763 ], [ -77.063744, 38.969762 ], [ -77.062134, 38.969763 ], [ -77.061989, 38.969766 ], [ -77.061926, 38.969679 ], [ -77.061688, 38.969346 ], [ -77.061622, 38.969244 ], [ -77.061583, 38.969173 ], [ -77.061548, 38.9691 ], [ -77.061533, 38.969063 ], [ -77.061505, 38.968989 ], [ -77.061486, 38.968925 ], [ -77.061473, 38.968875 ], [ -77.061463, 38.968829 ], [ -77.061344, 38.968305 ], [ -77.061325, 38.96822 ], [ -77.061252, 38.967908 ], [ -77.061237, 38.967836 ], [ -77.061219, 38.967765 ], [ -77.061197, 38.967694 ], [ -77.061172, 38.967624 ], [ -77.061144, 38.967554 ], [ -77.06104, 38.967348 ], [ -77.060949, 38.967183 ], [ -77.060938, 38.967159 ], [ -77.060926, 38.967137 ], [ -77.060898, 38.967092 ], [ -77.060875, 38.967061 ], [ -77.060849, 38.967028 ], [ -77.06083, 38.967008 ], [ -77.060762, 38.966941 ], [ -77.060702, 38.966885 ], [ -77.06067, 38.966859 ], [ -77.060655, 38.966845 ], [ -77.060638, 38.966832 ], [ -77.060534, 38.966759 ], [ -77.060449, 38.966703 ], [ -77.060074, 38.966472 ], [ -77.059855, 38.966333 ], [ -77.059222, 38.965939 ], [ -77.059129, 38.96588 ], [ -77.05923, 38.965816 ], [ -77.059767, 38.965814 ], [ -77.061871, 38.96581 ], [ -77.062046, 38.965813 ], [ -77.062196, 38.965811 ], [ -77.062375, 38.96581 ], [ -77.062439, 38.965809 ], [ -77.062897, 38.965811 ], [ -77.063787, 38.965808 ], [ -77.063884, 38.965809 ], [ -77.064853, 38.965812 ], [ -77.066382, 38.965814 ], [ -77.066925, 38.965813 ], [ -77.067764, 38.965813 ], [ -77.06841, 38.96581 ], [ -77.068516, 38.966048 ], [ -77.068787, 38.966663 ], [ -77.068816, 38.966727 ], [ -77.069218, 38.96762 ], [ -77.069291, 38.967781 ], [ -77.069489, 38.968232 ], [ -77.069665, 38.968636 ], [ -77.069978, 38.969333 ], [ -77.070109, 38.969622 ], [ -77.070141, 38.969697 ], [ -77.070182, 38.969763 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001600", "BLKGRPCE": "1", "GEOID": "110010016001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 480380.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9862664", "INTPTLON": "-077.0326987", "mobility_total": "1044", "mobility_same_house": "1004", "mobility_different_house": "40", "mobility_different_house_same_metro": "26", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036512, 38.992256 ], [ -77.036474, 38.992225 ], [ -77.036301, 38.992091 ], [ -77.036274, 38.99207 ], [ -77.036148, 38.99197 ], [ -77.035835, 38.99173 ], [ -77.035315, 38.991354 ], [ -77.035039, 38.991136 ], [ -77.03498, 38.991091 ], [ -77.03408, 38.99039 ], [ -77.033531, 38.989963 ], [ -77.032883, 38.989456 ], [ -77.032829, 38.989414 ], [ -77.032363, 38.989044 ], [ -77.03112, 38.988094 ], [ -77.031073, 38.988057 ], [ -77.029634, 38.986924 ], [ -77.029609, 38.986904 ], [ -77.028411, 38.985965 ], [ -77.028106, 38.985721 ], [ -77.026995, 38.98487 ], [ -77.02687, 38.984775 ], [ -77.026596, 38.984512 ], [ -77.026671, 38.984165 ], [ -77.026708, 38.984039 ], [ -77.026787, 38.983946 ], [ -77.02688, 38.983823 ], [ -77.026914, 38.983752 ], [ -77.026946, 38.983719 ], [ -77.027076, 38.98361 ], [ -77.027418, 38.983296 ], [ -77.027959, 38.982781 ], [ -77.028022, 38.982818 ], [ -77.028063, 38.982844 ], [ -77.028553, 38.983163 ], [ -77.028583, 38.98318 ], [ -77.02861, 38.983191 ], [ -77.028651, 38.983203 ], [ -77.028687, 38.98321 ], [ -77.028723, 38.983212 ], [ -77.029226, 38.983212 ], [ -77.029594, 38.983215 ], [ -77.029683, 38.983214 ], [ -77.030246, 38.983213 ], [ -77.031761, 38.983216 ], [ -77.032012, 38.983215 ], [ -77.032508, 38.983219 ], [ -77.033411, 38.983217 ], [ -77.033741, 38.983217 ], [ -77.034313, 38.983214 ], [ -77.034971, 38.983212 ], [ -77.036341, 38.983213 ], [ -77.03634, 38.984155 ], [ -77.036343, 38.985659 ], [ -77.036339, 38.986397 ], [ -77.036333, 38.987379 ], [ -77.036329, 38.988207 ], [ -77.036326, 38.988864 ], [ -77.036325, 38.989665 ], [ -77.036325, 38.989934 ], [ -77.036323, 38.990671 ], [ -77.036493, 38.992092 ], [ -77.036498, 38.992126 ], [ -77.036512, 38.992256 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001600", "BLKGRPCE": "3", "GEOID": "110010016003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 354896.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9803947", "INTPTLON": "-077.0334379", "mobility_total": "678", "mobility_same_house": "660", "mobility_different_house": "17", "mobility_different_house_same_metro": "1", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "1" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036356, 38.976192 ], [ -77.036348, 38.978691 ], [ -77.036349, 38.979394 ], [ -77.03635, 38.980382 ], [ -77.036352, 38.980695 ], [ -77.036351, 38.980859 ], [ -77.036348, 38.981349 ], [ -77.036341, 38.982283 ], [ -77.036341, 38.983213 ], [ -77.034971, 38.983212 ], [ -77.034313, 38.983214 ], [ -77.033741, 38.983217 ], [ -77.033411, 38.983217 ], [ -77.032508, 38.983219 ], [ -77.032012, 38.983215 ], [ -77.031761, 38.983216 ], [ -77.030246, 38.983213 ], [ -77.029683, 38.983214 ], [ -77.029594, 38.983215 ], [ -77.029226, 38.983212 ], [ -77.028723, 38.983212 ], [ -77.028687, 38.98321 ], [ -77.028651, 38.983203 ], [ -77.02861, 38.983191 ], [ -77.028583, 38.98318 ], [ -77.028553, 38.983163 ], [ -77.028063, 38.982844 ], [ -77.028022, 38.982818 ], [ -77.027959, 38.982781 ], [ -77.028825, 38.981961 ], [ -77.029477, 38.981341 ], [ -77.029633, 38.981252 ], [ -77.029811, 38.981024 ], [ -77.029984, 38.980861 ], [ -77.030408, 38.98046 ], [ -77.030491, 38.98038 ], [ -77.030887, 38.980002 ], [ -77.031175, 38.979725 ], [ -77.031439, 38.979477 ], [ -77.031527, 38.979393 ], [ -77.03227, 38.978689 ], [ -77.032506, 38.978465 ], [ -77.032967, 38.978024 ], [ -77.033179, 38.977824 ], [ -77.033408, 38.977606 ], [ -77.033515, 38.977505 ], [ -77.03376, 38.977271 ], [ -77.034065, 38.976983 ], [ -77.03412, 38.97693 ], [ -77.034448, 38.976619 ], [ -77.03468, 38.976399 ], [ -77.034955, 38.97614 ], [ -77.035258, 38.975852 ], [ -77.035546, 38.975581 ], [ -77.035924, 38.975223 ], [ -77.036164, 38.975005 ], [ -77.036185, 38.974988 ], [ -77.036263, 38.974931 ], [ -77.036364, 38.974864 ], [ -77.036356, 38.976192 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010300", "BLKGRPCE": "2", "GEOID": "110010103002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 239409.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9803534", "INTPTLON": "-077.0237956", "mobility_total": "1221", "mobility_same_house": "1103", "mobility_different_house": "118", "mobility_different_house_same_metro": "83", "mobility_different_house_different_metro": "35", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.026596, 38.984512 ], [ -77.025733, 38.983833 ], [ -77.024261, 38.982719 ], [ -77.02317, 38.981857 ], [ -77.023147, 38.981839 ], [ -77.022384, 38.98125 ], [ -77.020389, 38.979873 ], [ -77.019498, 38.979085 ], [ -77.019134, 38.978801 ], [ -77.018795, 38.978533 ], [ -77.018603, 38.978382 ], [ -77.018569, 38.978355 ], [ -77.018848, 38.978208 ], [ -77.019267, 38.977949 ], [ -77.019498, 38.978301 ], [ -77.019697, 38.978297 ], [ -77.020157, 38.978299 ], [ -77.021701, 38.9783 ], [ -77.021821, 38.978302 ], [ -77.021941, 38.978304 ], [ -77.022856, 38.978305 ], [ -77.022943, 38.978303 ], [ -77.023041, 38.978302 ], [ -77.023925, 38.978304 ], [ -77.024367, 38.978302 ], [ -77.024457, 38.978304 ], [ -77.02457, 38.978305 ], [ -77.025205, 38.978305 ], [ -77.025811, 38.978306 ], [ -77.026426, 38.978303 ], [ -77.026426, 38.978341 ], [ -77.026459, 38.979391 ], [ -77.026479, 38.979985 ], [ -77.02649, 38.980356 ], [ -77.026526, 38.981443 ], [ -77.026544, 38.98205 ], [ -77.026556, 38.982725 ], [ -77.026558, 38.982798 ], [ -77.026573, 38.983679 ], [ -77.026579, 38.983832 ], [ -77.026596, 38.984512 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010300", "BLKGRPCE": "3", "GEOID": "110010103003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 257181.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9761603", "INTPTLON": "-077.0237082", "mobility_total": "1304", "mobility_same_house": "1152", "mobility_different_house": "152", "mobility_different_house_same_metro": "121", "mobility_different_house_different_metro": "31", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.026872, 38.973742 ], [ -77.026849, 38.973946 ], [ -77.026821, 38.974269 ], [ -77.026769, 38.974781 ], [ -77.026704, 38.975345 ], [ -77.026658, 38.975811 ], [ -77.026602, 38.976326 ], [ -77.026559, 38.976733 ], [ -77.026499, 38.977286 ], [ -77.026476, 38.977512 ], [ -77.026436, 38.977928 ], [ -77.026433, 38.977982 ], [ -77.026429, 38.978052 ], [ -77.026426, 38.978134 ], [ -77.026425, 38.978232 ], [ -77.026426, 38.978303 ], [ -77.025811, 38.978306 ], [ -77.025205, 38.978305 ], [ -77.02457, 38.978305 ], [ -77.024457, 38.978304 ], [ -77.024367, 38.978302 ], [ -77.023925, 38.978304 ], [ -77.023041, 38.978302 ], [ -77.022943, 38.978303 ], [ -77.022856, 38.978305 ], [ -77.021941, 38.978304 ], [ -77.021821, 38.978302 ], [ -77.021701, 38.9783 ], [ -77.020157, 38.978299 ], [ -77.019697, 38.978297 ], [ -77.019498, 38.978301 ], [ -77.019267, 38.977949 ], [ -77.019354, 38.977888 ], [ -77.019581, 38.977701 ], [ -77.019749, 38.977558 ], [ -77.019778, 38.977531 ], [ -77.019835, 38.977475 ], [ -77.019889, 38.977417 ], [ -77.01994, 38.977358 ], [ -77.019989, 38.977297 ], [ -77.020138, 38.977104 ], [ -77.020292, 38.976896 ], [ -77.020544, 38.976528 ], [ -77.020792, 38.976183 ], [ -77.021065, 38.975806 ], [ -77.021173, 38.975656 ], [ -77.021469, 38.975238 ], [ -77.021699, 38.974914 ], [ -77.021768, 38.974815 ], [ -77.021823, 38.974738 ], [ -77.022092, 38.974354 ], [ -77.022142, 38.974284 ], [ -77.022195, 38.974207 ], [ -77.022243, 38.974141 ], [ -77.022295, 38.974076 ], [ -77.022349, 38.974013 ], [ -77.022407, 38.973951 ], [ -77.022646, 38.973719 ], [ -77.022766, 38.973609 ], [ -77.022958, 38.97361 ], [ -77.023287, 38.97361 ], [ -77.023601, 38.973611 ], [ -77.024363, 38.973611 ], [ -77.024462, 38.973612 ], [ -77.024968, 38.973612 ], [ -77.025214, 38.973611 ], [ -77.025615, 38.973611 ], [ -77.026668, 38.973613 ], [ -77.026887, 38.973617 ], [ -77.026872, 38.973742 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001702", "BLKGRPCE": "1", "GEOID": "110010017021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 419233.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9726463", "INTPTLON": "-077.0198509", "mobility_total": "1821", "mobility_same_house": "1419", "mobility_different_house": "350", "mobility_different_house_same_metro": "199", "mobility_different_house_different_metro": "131", "mobility_different_house_outside_stat_area": "20", "mobility_abroad": "52" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.025315, 38.970047 ], [ -77.025281, 38.970095 ], [ -77.02501, 38.970462 ], [ -77.024846, 38.970681 ], [ -77.024405, 38.971276 ], [ -77.024263, 38.971469 ], [ -77.024214, 38.971535 ], [ -77.023645, 38.972347 ], [ -77.023344, 38.972798 ], [ -77.023062, 38.973207 ], [ -77.022857, 38.973512 ], [ -77.022766, 38.973609 ], [ -77.022646, 38.973719 ], [ -77.022407, 38.973951 ], [ -77.022349, 38.974013 ], [ -77.022295, 38.974076 ], [ -77.022243, 38.974141 ], [ -77.022195, 38.974207 ], [ -77.022142, 38.974284 ], [ -77.022092, 38.974354 ], [ -77.021823, 38.974738 ], [ -77.021768, 38.974815 ], [ -77.021699, 38.974914 ], [ -77.021469, 38.975238 ], [ -77.021173, 38.975656 ], [ -77.021065, 38.975806 ], [ -77.020792, 38.976183 ], [ -77.020544, 38.976528 ], [ -77.020292, 38.976896 ], [ -77.020138, 38.977104 ], [ -77.019989, 38.977297 ], [ -77.01994, 38.977358 ], [ -77.019889, 38.977417 ], [ -77.019835, 38.977475 ], [ -77.019778, 38.977531 ], [ -77.019749, 38.977558 ], [ -77.019581, 38.977701 ], [ -77.019354, 38.977888 ], [ -77.019267, 38.977949 ], [ -77.01899, 38.977435 ], [ -77.017524, 38.974838 ], [ -77.017, 38.973895 ], [ -77.016111, 38.972345 ], [ -77.015694, 38.971563 ], [ -77.014771, 38.969936 ], [ -77.014857, 38.969923 ], [ -77.014891, 38.969921 ], [ -77.01496, 38.969922 ], [ -77.015154, 38.969925 ], [ -77.01548, 38.969923 ], [ -77.016024, 38.969924 ], [ -77.016165, 38.969923 ], [ -77.018029, 38.969923 ], [ -77.019799, 38.969924 ], [ -77.019895, 38.969923 ], [ -77.020236, 38.969923 ], [ -77.020771, 38.969925 ], [ -77.021085, 38.969924 ], [ -77.021165, 38.969925 ], [ -77.021322, 38.969925 ], [ -77.021348, 38.969926 ], [ -77.021412, 38.969924 ], [ -77.021554, 38.969921 ], [ -77.02245, 38.969924 ], [ -77.02318, 38.969922 ], [ -77.02323, 38.969923 ], [ -77.02333, 38.969923 ], [ -77.023457, 38.969924 ], [ -77.024112, 38.969923 ], [ -77.024211, 38.969924 ], [ -77.025219, 38.969925 ], [ -77.025406, 38.969924 ], [ -77.025315, 38.970047 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001702", "BLKGRPCE": "2", "GEOID": "110010017022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 520060.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9709788", "INTPTLON": "-077.0130189", "mobility_total": "1144", "mobility_same_house": "1028", "mobility_different_house": "98", "mobility_different_house_same_metro": "62", "mobility_different_house_different_metro": "36", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "18" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019267, 38.977949 ], [ -77.018848, 38.978208 ], [ -77.018569, 38.978355 ], [ -77.018446, 38.97826 ], [ -77.018391, 38.978217 ], [ -77.017242, 38.977333 ], [ -77.015724, 38.976169 ], [ -77.014587, 38.97533 ], [ -77.013945, 38.974786 ], [ -77.01383, 38.974685 ], [ -77.013404, 38.97431 ], [ -77.013342, 38.974267 ], [ -77.01283, 38.973881 ], [ -77.010919, 38.972443 ], [ -77.010053, 38.971695 ], [ -77.009762, 38.971403 ], [ -77.009418, 38.971096 ], [ -77.008819, 38.970627 ], [ -77.00852, 38.970395 ], [ -77.008575, 38.97035 ], [ -77.008625, 38.970307 ], [ -77.008852, 38.970109 ], [ -77.008928, 38.970042 ], [ -77.008993, 38.969987 ], [ -77.009022, 38.969948 ], [ -77.009036, 38.969919 ], [ -77.009042, 38.969893 ], [ -77.009044, 38.969873 ], [ -77.009042, 38.969696 ], [ -77.009042, 38.969096 ], [ -77.009047, 38.968217 ], [ -77.009049, 38.967421 ], [ -77.009048, 38.967339 ], [ -77.009046, 38.966755 ], [ -77.009047, 38.966419 ], [ -77.009048, 38.966331 ], [ -77.009039, 38.965816 ], [ -77.009039, 38.965748 ], [ -77.009041, 38.96568 ], [ -77.009045, 38.965613 ], [ -77.009054, 38.965511 ], [ -77.009064, 38.965419 ], [ -77.009076, 38.965327 ], [ -77.009097, 38.965189 ], [ -77.009114, 38.965097 ], [ -77.009126, 38.965043 ], [ -77.009139, 38.96502 ], [ -77.009159, 38.964999 ], [ -77.009185, 38.964983 ], [ -77.009089, 38.964899 ], [ -77.009032, 38.964848 ], [ -77.008963, 38.96479 ], [ -77.008927, 38.964758 ], [ -77.009499, 38.963989 ], [ -77.009537, 38.963937 ], [ -77.009562, 38.963905 ], [ -77.011349, 38.965392 ], [ -77.012169, 38.96617 ], [ -77.012564, 38.966586 ], [ -77.012926, 38.966991 ], [ -77.013736, 38.968179 ], [ -77.013869, 38.968392 ], [ -77.014771, 38.969936 ], [ -77.015694, 38.971563 ], [ -77.016111, 38.972345 ], [ -77.017, 38.973895 ], [ -77.017524, 38.974838 ], [ -77.01899, 38.977435 ], [ -77.019267, 38.977949 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001803", "BLKGRPCE": "2", "GEOID": "110010018032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 149265.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9648771", "INTPTLON": "-077.0348666", "mobility_total": "2433", "mobility_same_house": "2246", "mobility_different_house": "187", "mobility_different_house_same_metro": "180", "mobility_different_house_different_metro": "7", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036426, 38.966863 ], [ -77.03623, 38.966939 ], [ -77.036148, 38.967005 ], [ -77.035985, 38.967169 ], [ -77.035651, 38.967509 ], [ -77.03556, 38.967603 ], [ -77.035534, 38.967592 ], [ -77.035508, 38.967583 ], [ -77.035452, 38.96757 ], [ -77.035423, 38.967567 ], [ -77.034992, 38.967566 ], [ -77.033418, 38.967566 ], [ -77.033417, 38.967478 ], [ -77.033418, 38.96685 ], [ -77.033419, 38.966138 ], [ -77.033419, 38.965429 ], [ -77.033415, 38.964925 ], [ -77.033418, 38.964567 ], [ -77.033417, 38.964014 ], [ -77.033416, 38.963778 ], [ -77.033417, 38.963238 ], [ -77.033417, 38.963153 ], [ -77.03342, 38.962935 ], [ -77.033422, 38.962599 ], [ -77.033421, 38.962194 ], [ -77.033425, 38.962042 ], [ -77.034338, 38.962172 ], [ -77.034796, 38.962241 ], [ -77.034973, 38.962278 ], [ -77.035875, 38.962476 ], [ -77.036303, 38.962566 ], [ -77.036388, 38.962584 ], [ -77.03642, 38.962592 ], [ -77.036426, 38.962705 ], [ -77.036415, 38.963061 ], [ -77.036413, 38.963144 ], [ -77.036417, 38.964834 ], [ -77.036417, 38.965424 ], [ -77.036436, 38.966141 ], [ -77.036426, 38.966863 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001804", "BLKGRPCE": "2", "GEOID": "110010018042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 228178.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9671970", "INTPTLON": "-077.0286091", "mobility_total": "1574", "mobility_same_house": "1482", "mobility_different_house": "92", "mobility_different_house_same_metro": "42", "mobility_different_house_different_metro": "50", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.030047, 38.964452 ], [ -77.030042, 38.964517 ], [ -77.030028, 38.96458 ], [ -77.030015, 38.964622 ], [ -77.030007, 38.964644 ], [ -77.029987, 38.964688 ], [ -77.029976, 38.96471 ], [ -77.029951, 38.964752 ], [ -77.029921, 38.964793 ], [ -77.029725, 38.965018 ], [ -77.029723, 38.965223 ], [ -77.02972, 38.965389 ], [ -77.029714, 38.965411 ], [ -77.029706, 38.965432 ], [ -77.029691, 38.965709 ], [ -77.029688, 38.966057 ], [ -77.029688, 38.966133 ], [ -77.02969, 38.96685 ], [ -77.02969, 38.966967 ], [ -77.029686, 38.967568 ], [ -77.029685, 38.967681 ], [ -77.029686, 38.968272 ], [ -77.029686, 38.968979 ], [ -77.029685, 38.969057 ], [ -77.029685, 38.969142 ], [ -77.029687, 38.969363 ], [ -77.029685, 38.969846 ], [ -77.029686, 38.969925 ], [ -77.029691, 38.97039 ], [ -77.029689, 38.971071 ], [ -77.029687, 38.971408 ], [ -77.029691, 38.971764 ], [ -77.029691, 38.971845 ], [ -77.029692, 38.972263 ], [ -77.028681, 38.972262 ], [ -77.028583, 38.972263 ], [ -77.02847, 38.972263 ], [ -77.028026, 38.972262 ], [ -77.027218, 38.972262 ], [ -77.027188, 38.972261 ], [ -77.027154, 38.972269 ], [ -77.027128, 38.972279 ], [ -77.027024, 38.972354 ], [ -77.027038, 38.972219 ], [ -77.027081, 38.971828 ], [ -77.027118, 38.971473 ], [ -77.027167, 38.97101 ], [ -77.027209, 38.970576 ], [ -77.027265, 38.969925 ], [ -77.027307, 38.96947 ], [ -77.027333, 38.969142 ], [ -77.027348, 38.968979 ], [ -77.027363, 38.968816 ], [ -77.027378, 38.96863 ], [ -77.027402, 38.96832 ], [ -77.027409, 38.968259 ], [ -77.02745, 38.967813 ], [ -77.027473, 38.967579 ], [ -77.027477, 38.967535 ], [ -77.027485, 38.96745 ], [ -77.027491, 38.967383 ], [ -77.027501, 38.967288 ], [ -77.027583, 38.966344 ], [ -77.027603, 38.966133 ], [ -77.027661, 38.965465 ], [ -77.02769, 38.965173 ], [ -77.02771, 38.964954 ], [ -77.027742, 38.964587 ], [ -77.027786, 38.964 ], [ -77.027804, 38.963772 ], [ -77.027811, 38.963694 ], [ -77.027822, 38.963546 ], [ -77.027852, 38.963176 ], [ -77.02788, 38.962798 ], [ -77.027889, 38.9627 ], [ -77.027895, 38.962627 ], [ -77.027907, 38.962498 ], [ -77.027977, 38.961636 ], [ -77.027996, 38.961427 ], [ -77.02852, 38.961338 ], [ -77.028675, 38.961367 ], [ -77.028983, 38.961399 ], [ -77.029144, 38.961419 ], [ -77.029571, 38.961484 ], [ -77.029694, 38.961506 ], [ -77.029693, 38.961738 ], [ -77.029695, 38.962006 ], [ -77.029693, 38.962175 ], [ -77.029692, 38.962282 ], [ -77.029692, 38.962703 ], [ -77.029692, 38.963409 ], [ -77.029691, 38.963554 ], [ -77.029692, 38.963577 ], [ -77.029696, 38.963622 ], [ -77.029702, 38.96366 ], [ -77.029717, 38.963717 ], [ -77.029737, 38.963773 ], [ -77.029762, 38.963829 ], [ -77.029776, 38.963855 ], [ -77.029808, 38.963908 ], [ -77.029858, 38.963979 ], [ -77.02997, 38.964145 ], [ -77.029984, 38.96417 ], [ -77.029997, 38.964196 ], [ -77.030008, 38.964221 ], [ -77.030027, 38.964274 ], [ -77.030039, 38.964328 ], [ -77.030046, 38.964382 ], [ -77.030047, 38.964452 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001804", "BLKGRPCE": "3", "GEOID": "110010018043", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 178996.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9643072", "INTPTLON": "-077.0315509", "mobility_total": "2655", "mobility_same_house": "2409", "mobility_different_house": "235", "mobility_different_house_same_metro": "229", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "11" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.033421, 38.962194 ], [ -77.033422, 38.962599 ], [ -77.03342, 38.962935 ], [ -77.033417, 38.963153 ], [ -77.033417, 38.963238 ], [ -77.033416, 38.963778 ], [ -77.033417, 38.964014 ], [ -77.033418, 38.964567 ], [ -77.033415, 38.964925 ], [ -77.033419, 38.965429 ], [ -77.033419, 38.966138 ], [ -77.033418, 38.96685 ], [ -77.033307, 38.966851 ], [ -77.03041, 38.966848 ], [ -77.02969, 38.96685 ], [ -77.029688, 38.966133 ], [ -77.029688, 38.966057 ], [ -77.029691, 38.965709 ], [ -77.029706, 38.965432 ], [ -77.029714, 38.965411 ], [ -77.02972, 38.965389 ], [ -77.029723, 38.965223 ], [ -77.029725, 38.965018 ], [ -77.029921, 38.964793 ], [ -77.029951, 38.964752 ], [ -77.029976, 38.96471 ], [ -77.029987, 38.964688 ], [ -77.030007, 38.964644 ], [ -77.030015, 38.964622 ], [ -77.030028, 38.96458 ], [ -77.030042, 38.964517 ], [ -77.030047, 38.964452 ], [ -77.030046, 38.964382 ], [ -77.030039, 38.964328 ], [ -77.030027, 38.964274 ], [ -77.030008, 38.964221 ], [ -77.029997, 38.964196 ], [ -77.029984, 38.96417 ], [ -77.02997, 38.964145 ], [ -77.029858, 38.963979 ], [ -77.029808, 38.963908 ], [ -77.029776, 38.963855 ], [ -77.029762, 38.963829 ], [ -77.029737, 38.963773 ], [ -77.029717, 38.963717 ], [ -77.029702, 38.96366 ], [ -77.029696, 38.963622 ], [ -77.029692, 38.963577 ], [ -77.029691, 38.963554 ], [ -77.029692, 38.963409 ], [ -77.029692, 38.962703 ], [ -77.029692, 38.962282 ], [ -77.029693, 38.962175 ], [ -77.029695, 38.962006 ], [ -77.029693, 38.961738 ], [ -77.029694, 38.961506 ], [ -77.032001, 38.961838 ], [ -77.033425, 38.962042 ], [ -77.033421, 38.962194 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001901", "BLKGRPCE": "1", "GEOID": "110010019011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 234920.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9611006", "INTPTLON": "-077.0233812", "mobility_total": "1112", "mobility_same_house": "1009", "mobility_different_house": "103", "mobility_different_house_same_metro": "94", "mobility_different_house_different_metro": "9", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.028016, 38.961196 ], [ -77.028008, 38.961291 ], [ -77.027996, 38.961427 ], [ -77.027977, 38.961636 ], [ -77.027907, 38.962498 ], [ -77.027895, 38.962627 ], [ -77.027889, 38.9627 ], [ -77.027738, 38.962701 ], [ -77.027492, 38.9627 ], [ -77.027154, 38.962701 ], [ -77.026731, 38.962701 ], [ -77.026399, 38.9627 ], [ -77.026174, 38.962702 ], [ -77.025967, 38.962702 ], [ -77.025895, 38.962702 ], [ -77.025861, 38.962701 ], [ -77.024985, 38.9627 ], [ -77.024207, 38.962701 ], [ -77.024022, 38.962701 ], [ -77.023353, 38.9627 ], [ -77.022541, 38.9627 ], [ -77.022447, 38.962699 ], [ -77.022073, 38.962698 ], [ -77.021398, 38.962698 ], [ -77.020929, 38.962701 ], [ -77.020591, 38.962702 ], [ -77.020182, 38.962702 ], [ -77.019994, 38.9627 ], [ -77.019896, 38.9627 ], [ -77.019897, 38.962623 ], [ -77.019897, 38.962506 ], [ -77.019899, 38.962271 ], [ -77.019893, 38.962073 ], [ -77.019893, 38.962007 ], [ -77.019894, 38.961935 ], [ -77.019895, 38.961659 ], [ -77.019894, 38.961521 ], [ -77.019894, 38.961315 ], [ -77.019897, 38.961001 ], [ -77.019895, 38.96067 ], [ -77.019898, 38.960165 ], [ -77.019898, 38.959449 ], [ -77.019899, 38.959376 ], [ -77.019899, 38.959225 ], [ -77.019896, 38.958863 ], [ -77.019897, 38.958733 ], [ -77.020218, 38.958731 ], [ -77.020357, 38.958739 ], [ -77.020464, 38.958741 ], [ -77.020625, 38.958742 ], [ -77.020768, 38.95874 ], [ -77.020832, 38.95874 ], [ -77.021152, 38.958732 ], [ -77.021336, 38.958793 ], [ -77.021698, 38.958908 ], [ -77.022072, 38.959032 ], [ -77.022332, 38.959116 ], [ -77.022442, 38.959153 ], [ -77.022961, 38.959323 ], [ -77.023167, 38.959389 ], [ -77.023526, 38.959506 ], [ -77.023891, 38.959627 ], [ -77.024093, 38.959692 ], [ -77.024196, 38.959726 ], [ -77.024325, 38.959767 ], [ -77.02529, 38.960084 ], [ -77.02595, 38.960301 ], [ -77.026778, 38.960569 ], [ -77.027061, 38.960662 ], [ -77.027496, 38.960814 ], [ -77.027736, 38.960899 ], [ -77.027921, 38.96097 ], [ -77.028031, 38.961014 ], [ -77.028016, 38.961196 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002400", "BLKGRPCE": "2", "GEOID": "110010024002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 215190.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9446113", "INTPTLON": "-077.0228806", "mobility_total": "1384", "mobility_same_house": "1215", "mobility_different_house": "154", "mobility_different_house_same_metro": "146", "mobility_different_house_different_metro": "8", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "15" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.0266, 38.946125 ], [ -77.026415, 38.946125 ], [ -77.025845, 38.946144 ], [ -77.025275, 38.946161 ], [ -77.024911, 38.946172 ], [ -77.024169, 38.946187 ], [ -77.023551, 38.946208 ], [ -77.023259, 38.946218 ], [ -77.022699, 38.946233 ], [ -77.022526, 38.946238 ], [ -77.021832, 38.946261 ], [ -77.021412, 38.946273 ], [ -77.021224, 38.94628 ], [ -77.021099, 38.946285 ], [ -77.020764, 38.946296 ], [ -77.020235, 38.946312 ], [ -77.019413, 38.946335 ], [ -77.019394, 38.945968 ], [ -77.019382, 38.945714 ], [ -77.019375, 38.945588 ], [ -77.019359, 38.945264 ], [ -77.01933, 38.944728 ], [ -77.019322, 38.944532 ], [ -77.019306, 38.944191 ], [ -77.019292, 38.943927 ], [ -77.019288, 38.943873 ], [ -77.019285, 38.943818 ], [ -77.019275, 38.943675 ], [ -77.019362, 38.943668 ], [ -77.019437, 38.943655 ], [ -77.019479, 38.943645 ], [ -77.019561, 38.943618 ], [ -77.0196, 38.943602 ], [ -77.019656, 38.943575 ], [ -77.019709, 38.943543 ], [ -77.01975, 38.943514 ], [ -77.019787, 38.943482 ], [ -77.019822, 38.943448 ], [ -77.019852, 38.943411 ], [ -77.01988, 38.943374 ], [ -77.019903, 38.943334 ], [ -77.019922, 38.943293 ], [ -77.019937, 38.943252 ], [ -77.019947, 38.943209 ], [ -77.019954, 38.943166 ], [ -77.019954, 38.943101 ], [ -77.020763, 38.943078 ], [ -77.021673, 38.943049 ], [ -77.022479, 38.943029 ], [ -77.023103, 38.943009 ], [ -77.023401, 38.943001 ], [ -77.023808, 38.94299 ], [ -77.024979, 38.942953 ], [ -77.025125, 38.942951 ], [ -77.025112, 38.94277 ], [ -77.025109, 38.942718 ], [ -77.02509, 38.942248 ], [ -77.025067, 38.941882 ], [ -77.025339, 38.941876 ], [ -77.025514, 38.941873 ], [ -77.025539, 38.941968 ], [ -77.025622, 38.942293 ], [ -77.025713, 38.942649 ], [ -77.025785, 38.942924 ], [ -77.025909, 38.943399 ], [ -77.02604, 38.943909 ], [ -77.026063, 38.943996 ], [ -77.026084, 38.944076 ], [ -77.02609, 38.944103 ], [ -77.026169, 38.944401 ], [ -77.026315, 38.944976 ], [ -77.026337, 38.94506 ], [ -77.026363, 38.945165 ], [ -77.026488, 38.945653 ], [ -77.0266, 38.946125 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002501", "BLKGRPCE": "1", "GEOID": "110010025011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 315730.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9443537", "INTPTLON": "-077.0296848", "mobility_total": "1220", "mobility_same_house": "1094", "mobility_different_house": "126", "mobility_different_house_same_metro": "126", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.032726, 38.942224 ], [ -77.032727, 38.942552 ], [ -77.032725, 38.942928 ], [ -77.032725, 38.94312 ], [ -77.032726, 38.943275 ], [ -77.032726, 38.943996 ], [ -77.032727, 38.944697 ], [ -77.032726, 38.945062 ], [ -77.032725, 38.945135 ], [ -77.032725, 38.946124 ], [ -77.032726, 38.947194 ], [ -77.032726, 38.947591 ], [ -77.032724, 38.948264 ], [ -77.031695, 38.948235 ], [ -77.031625, 38.94818 ], [ -77.031456, 38.94801 ], [ -77.031115, 38.947681 ], [ -77.031091, 38.947661 ], [ -77.031069, 38.94764 ], [ -77.031041, 38.94761 ], [ -77.030973, 38.947522 ], [ -77.030797, 38.947343 ], [ -77.030704, 38.94725 ], [ -77.030689, 38.947234 ], [ -77.030434, 38.946985 ], [ -77.030232, 38.946785 ], [ -77.030046, 38.946603 ], [ -77.029844, 38.946411 ], [ -77.029822, 38.946389 ], [ -77.029643, 38.946125 ], [ -77.028928, 38.946128 ], [ -77.028211, 38.946122 ], [ -77.027797, 38.946124 ], [ -77.027466, 38.946123 ], [ -77.027019, 38.946126 ], [ -77.0266, 38.946125 ], [ -77.026488, 38.945653 ], [ -77.026363, 38.945165 ], [ -77.026337, 38.94506 ], [ -77.026315, 38.944976 ], [ -77.026169, 38.944401 ], [ -77.02609, 38.944103 ], [ -77.026084, 38.944076 ], [ -77.026063, 38.943996 ], [ -77.02604, 38.943909 ], [ -77.025909, 38.943399 ], [ -77.025785, 38.942924 ], [ -77.025713, 38.942649 ], [ -77.025622, 38.942293 ], [ -77.025539, 38.941968 ], [ -77.025514, 38.941873 ], [ -77.02567, 38.941869 ], [ -77.025808, 38.941867 ], [ -77.025938, 38.941867 ], [ -77.026143, 38.941866 ], [ -77.026622, 38.941868 ], [ -77.027137, 38.941868 ], [ -77.027595, 38.94187 ], [ -77.029086, 38.941869 ], [ -77.029704, 38.941865 ], [ -77.030323, 38.941865 ], [ -77.03078, 38.941871 ], [ -77.031424, 38.941869 ], [ -77.032065, 38.941871 ], [ -77.03259, 38.941866 ], [ -77.032727, 38.941867 ], [ -77.032726, 38.942224 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002501", "BLKGRPCE": "2", "GEOID": "110010025012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 227730.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9450642", "INTPTLON": "-077.0345769", "mobility_total": "1470", "mobility_same_house": "1377", "mobility_different_house": "93", "mobility_different_house_same_metro": "75", "mobility_different_house_different_metro": "18", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036425, 38.942935 ], [ -77.036432, 38.943999 ], [ -77.036426, 38.945062 ], [ -77.036428, 38.946129 ], [ -77.036431, 38.947242 ], [ -77.036422, 38.94739 ], [ -77.036424, 38.94826 ], [ -77.036278, 38.948261 ], [ -77.035386, 38.948261 ], [ -77.034517, 38.948259 ], [ -77.034416, 38.948258 ], [ -77.033749, 38.948261 ], [ -77.033087, 38.94826 ], [ -77.032863, 38.948263 ], [ -77.032724, 38.948264 ], [ -77.032726, 38.947591 ], [ -77.032726, 38.947194 ], [ -77.032725, 38.946124 ], [ -77.032725, 38.945135 ], [ -77.032726, 38.945062 ], [ -77.032727, 38.944697 ], [ -77.032726, 38.943996 ], [ -77.032726, 38.943275 ], [ -77.032725, 38.94312 ], [ -77.032725, 38.942928 ], [ -77.032727, 38.942552 ], [ -77.032726, 38.942224 ], [ -77.032727, 38.941867 ], [ -77.032868, 38.941867 ], [ -77.03354, 38.94187 ], [ -77.03394, 38.94187 ], [ -77.035241, 38.941869 ], [ -77.036441, 38.941874 ], [ -77.036425, 38.942935 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002502", "BLKGRPCE": "2", "GEOID": "110010025022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 150692.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9371497", "INTPTLON": "-077.0269651", "mobility_total": "1165", "mobility_same_house": "688", "mobility_different_house": "470", "mobility_different_house_same_metro": "229", "mobility_different_house_different_metro": "227", "mobility_different_house_outside_stat_area": "14", "mobility_abroad": "7" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.029719, 38.936504 ], [ -77.029714, 38.936645 ], [ -77.02971, 38.936836 ], [ -77.029706, 38.937007 ], [ -77.029705, 38.937604 ], [ -77.029706, 38.937682 ], [ -77.029704, 38.938676 ], [ -77.02959, 38.938677 ], [ -77.02886, 38.938677 ], [ -77.028583, 38.938675 ], [ -77.028381, 38.938677 ], [ -77.028301, 38.938677 ], [ -77.027587, 38.938682 ], [ -77.027196, 38.938681 ], [ -77.027099, 38.93868 ], [ -77.026569, 38.938678 ], [ -77.025923, 38.938681 ], [ -77.025055, 38.938678 ], [ -77.02469, 38.938684 ], [ -77.02466, 38.938572 ], [ -77.024638, 38.938471 ], [ -77.024608, 38.938306 ], [ -77.024499, 38.93761 ], [ -77.024312, 38.936421 ], [ -77.024431, 38.936254 ], [ -77.025244, 38.935128 ], [ -77.025303, 38.935106 ], [ -77.025365, 38.935108 ], [ -77.025447, 38.935118 ], [ -77.025499, 38.935126 ], [ -77.025525, 38.935131 ], [ -77.025831, 38.93521 ], [ -77.025893, 38.935258 ], [ -77.025943, 38.935285 ], [ -77.025999, 38.935302 ], [ -77.026285, 38.935378 ], [ -77.026726, 38.935493 ], [ -77.027097, 38.935591 ], [ -77.0272, 38.935619 ], [ -77.027508, 38.935701 ], [ -77.028048, 38.935849 ], [ -77.028384, 38.935935 ], [ -77.028494, 38.935964 ], [ -77.028611, 38.935993 ], [ -77.02921, 38.936154 ], [ -77.029725, 38.936285 ], [ -77.029719, 38.936504 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002502", "BLKGRPCE": "3", "GEOID": "110010025023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 150768.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9392728", "INTPTLON": "-077.0311785", "mobility_total": "1920", "mobility_same_house": "1512", "mobility_different_house": "408", "mobility_different_house_same_metro": "373", "mobility_different_house_different_metro": "35", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.03273, 38.93745 ], [ -77.03273, 38.93752 ], [ -77.032729, 38.937609 ], [ -77.032729, 38.9379 ], [ -77.032729, 38.938678 ], [ -77.032729, 38.939741 ], [ -77.032728, 38.940806 ], [ -77.032727, 38.940883 ], [ -77.032726, 38.94126 ], [ -77.032727, 38.941867 ], [ -77.03259, 38.941866 ], [ -77.032065, 38.941871 ], [ -77.031424, 38.941869 ], [ -77.03078, 38.941871 ], [ -77.030323, 38.941865 ], [ -77.029704, 38.941865 ], [ -77.029705, 38.941577 ], [ -77.029703, 38.941276 ], [ -77.029704, 38.940805 ], [ -77.029705, 38.94012 ], [ -77.029704, 38.939742 ], [ -77.029705, 38.939379 ], [ -77.029705, 38.938744 ], [ -77.029704, 38.938676 ], [ -77.029706, 38.937682 ], [ -77.029705, 38.937604 ], [ -77.029706, 38.937007 ], [ -77.02971, 38.936836 ], [ -77.029714, 38.936645 ], [ -77.029719, 38.936504 ], [ -77.029725, 38.936285 ], [ -77.029919, 38.936338 ], [ -77.030025, 38.936368 ], [ -77.030236, 38.936426 ], [ -77.030864, 38.936595 ], [ -77.030959, 38.936619 ], [ -77.031839, 38.93685 ], [ -77.032259, 38.936965 ], [ -77.03273, 38.937078 ], [ -77.03273, 38.93745 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002701", "BLKGRPCE": "2", "GEOID": "110010027012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 127826.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9331864", "INTPTLON": "-077.0403832", "mobility_total": "1843", "mobility_same_house": "1511", "mobility_different_house": "279", "mobility_different_house_same_metro": "165", "mobility_different_house_different_metro": "114", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "53" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.044186, 38.933007 ], [ -77.044187, 38.933291 ], [ -77.044187, 38.933803 ], [ -77.044189, 38.934174 ], [ -77.044111, 38.934173 ], [ -77.043473, 38.934171 ], [ -77.042022, 38.934169 ], [ -77.041288, 38.934168 ], [ -77.040547, 38.934168 ], [ -77.040043, 38.934174 ], [ -77.039939, 38.934174 ], [ -77.039536, 38.934177 ], [ -77.038818, 38.934185 ], [ -77.038741, 38.934173 ], [ -77.037999, 38.933891 ], [ -77.037911, 38.933856 ], [ -77.036593, 38.933344 ], [ -77.036456, 38.933288 ], [ -77.036456, 38.932926 ], [ -77.036458, 38.932607 ], [ -77.036458, 38.932496 ], [ -77.03646, 38.93227 ], [ -77.03646, 38.931804 ], [ -77.03646, 38.931653 ], [ -77.036623, 38.931714 ], [ -77.038044, 38.932265 ], [ -77.038615, 38.932482 ], [ -77.038683, 38.932505 ], [ -77.038839, 38.932532 ], [ -77.039043, 38.93257 ], [ -77.039082, 38.932579 ], [ -77.039112, 38.932583 ], [ -77.039143, 38.932584 ], [ -77.039214, 38.932584 ], [ -77.039345, 38.932578 ], [ -77.039408, 38.932572 ], [ -77.03947, 38.932561 ], [ -77.039918, 38.93247 ], [ -77.040173, 38.93242 ], [ -77.04051, 38.932352 ], [ -77.040583, 38.932342 ], [ -77.040656, 38.932336 ], [ -77.04073, 38.932333 ], [ -77.041294, 38.932333 ], [ -77.041813, 38.932334 ], [ -77.04216, 38.932333 ], [ -77.043008, 38.932337 ], [ -77.043045, 38.932335 ], [ -77.04312, 38.932337 ], [ -77.043194, 38.932346 ], [ -77.043231, 38.932352 ], [ -77.043302, 38.93237 ], [ -77.043337, 38.932381 ], [ -77.043421, 38.932413 ], [ -77.043522, 38.932449 ], [ -77.043572, 38.932468 ], [ -77.043825, 38.932558 ], [ -77.043896, 38.932584 ], [ -77.043913, 38.932598 ], [ -77.043923, 38.932615 ], [ -77.04394, 38.932628 ], [ -77.044102, 38.932687 ], [ -77.044191, 38.932745 ], [ -77.044186, 38.933007 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002702", "BLKGRPCE": "2", "GEOID": "110010027022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 192867.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9291874", "INTPTLON": "-077.0399714", "mobility_total": "2267", "mobility_same_house": "1691", "mobility_different_house": "460", "mobility_different_house_same_metro": "335", "mobility_different_house_different_metro": "98", "mobility_different_house_outside_stat_area": "10", "mobility_abroad": "116" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.04421, 38.929694 ], [ -77.044169, 38.929744 ], [ -77.044123, 38.929696 ], [ -77.044086, 38.929663 ], [ -77.043998, 38.929579 ], [ -77.043797, 38.929354 ], [ -77.043622, 38.929166 ], [ -77.043583, 38.92913 ], [ -77.04352, 38.929079 ], [ -77.043475, 38.929047 ], [ -77.043403, 38.929003 ], [ -77.043352, 38.928976 ], [ -77.043273, 38.928938 ], [ -77.04319, 38.928905 ], [ -77.043136, 38.928887 ], [ -77.043109, 38.92888 ], [ -77.043083, 38.928872 ], [ -77.043029, 38.928859 ], [ -77.042974, 38.928847 ], [ -77.042919, 38.928837 ], [ -77.042838, 38.928827 ], [ -77.042758, 38.928821 ], [ -77.042678, 38.928818 ], [ -77.042158, 38.928817 ], [ -77.042058, 38.928816 ], [ -77.041876, 38.928816 ], [ -77.041492, 38.928814 ], [ -77.041306, 38.928816 ], [ -77.041308, 38.928889 ], [ -77.04131, 38.929654 ], [ -77.041307, 38.929693 ], [ -77.041304, 38.929746 ], [ -77.041302, 38.930571 ], [ -77.0413, 38.930697 ], [ -77.041297, 38.93109 ], [ -77.041299, 38.931374 ], [ -77.041298, 38.93145 ], [ -77.041298, 38.931527 ], [ -77.041297, 38.931561 ], [ -77.041297, 38.931808 ], [ -77.041295, 38.932278 ], [ -77.041294, 38.932333 ], [ -77.04073, 38.932333 ], [ -77.040656, 38.932336 ], [ -77.040583, 38.932342 ], [ -77.04051, 38.932352 ], [ -77.040173, 38.93242 ], [ -77.039918, 38.93247 ], [ -77.03947, 38.932561 ], [ -77.039408, 38.932572 ], [ -77.039345, 38.932578 ], [ -77.039214, 38.932584 ], [ -77.039143, 38.932584 ], [ -77.039112, 38.932583 ], [ -77.039082, 38.932579 ], [ -77.039043, 38.93257 ], [ -77.038839, 38.932532 ], [ -77.038856, 38.9323 ], [ -77.038858, 38.932043 ], [ -77.03885, 38.931481 ], [ -77.038851, 38.931381 ], [ -77.038851, 38.931276 ], [ -77.038852, 38.931244 ], [ -77.038849, 38.930868 ], [ -77.038852, 38.930573 ], [ -77.038854, 38.930386 ], [ -77.038852, 38.929765 ], [ -77.038853, 38.929688 ], [ -77.038855, 38.929609 ], [ -77.038868, 38.928893 ], [ -77.038869, 38.928799 ], [ -77.038319, 38.928773 ], [ -77.037491, 38.92874 ], [ -77.037351, 38.928733 ], [ -77.037211, 38.928727 ], [ -77.036635, 38.928699 ], [ -77.036476, 38.928687 ], [ -77.036477, 38.928593 ], [ -77.036479, 38.928 ], [ -77.036485, 38.927228 ], [ -77.036485, 38.927156 ], [ -77.036707, 38.927118 ], [ -77.036815, 38.927087 ], [ -77.037134, 38.927016 ], [ -77.037162, 38.927011 ], [ -77.037249, 38.926999 ], [ -77.037395, 38.926994 ], [ -77.037427, 38.926991 ], [ -77.037461, 38.926983 ], [ -77.03757, 38.926946 ], [ -77.037604, 38.926969 ], [ -77.037639, 38.926989 ], [ -77.037677, 38.927007 ], [ -77.037709, 38.927019 ], [ -77.037802, 38.92705 ], [ -77.037907, 38.92708 ], [ -77.038013, 38.927105 ], [ -77.038067, 38.927116 ], [ -77.038176, 38.927135 ], [ -77.038231, 38.927143 ], [ -77.038287, 38.92715 ], [ -77.038395, 38.927161 ], [ -77.038557, 38.927173 ], [ -77.038721, 38.92718 ], [ -77.038829, 38.927181 ], [ -77.038948, 38.927179 ], [ -77.039028, 38.92718 ], [ -77.03915, 38.92718 ], [ -77.039805, 38.927184 ], [ -77.041054, 38.927187 ], [ -77.041214, 38.927182 ], [ -77.041373, 38.927177 ], [ -77.041397, 38.927177 ], [ -77.041537, 38.927184 ], [ -77.041697, 38.927198 ], [ -77.041771, 38.927207 ], [ -77.041844, 38.927219 ], [ -77.041887, 38.927229 ], [ -77.04191, 38.927235 ], [ -77.042003, 38.927266 ], [ -77.042071, 38.927293 ], [ -77.042104, 38.927307 ], [ -77.0422, 38.927355 ], [ -77.042231, 38.927373 ], [ -77.042475, 38.927498 ], [ -77.042597, 38.927556 ], [ -77.042783, 38.927679 ], [ -77.042841, 38.927726 ], [ -77.042888, 38.927759 ], [ -77.04294, 38.927789 ], [ -77.043078, 38.927862 ], [ -77.043368, 38.927969 ], [ -77.043448, 38.928062 ], [ -77.043489, 38.928121 ], [ -77.043526, 38.928192 ], [ -77.043548, 38.928244 ], [ -77.043649, 38.928628 ], [ -77.04367, 38.928698 ], [ -77.043686, 38.928745 ], [ -77.043703, 38.928791 ], [ -77.043733, 38.928862 ], [ -77.043778, 38.928958 ], [ -77.043802, 38.929005 ], [ -77.043828, 38.929052 ], [ -77.043855, 38.929098 ], [ -77.043884, 38.929144 ], [ -77.043945, 38.929234 ], [ -77.044016, 38.929333 ], [ -77.044088, 38.929421 ], [ -77.044104, 38.929438 ], [ -77.04421, 38.929563 ], [ -77.044226, 38.929628 ], [ -77.04421, 38.929694 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002801", "BLKGRPCE": "1", "GEOID": "110010028011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 66576.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9334664", "INTPTLON": "-077.0345017", "mobility_total": "1185", "mobility_same_house": "807", "mobility_different_house": "363", "mobility_different_house_same_metro": "335", "mobility_different_house_different_metro": "28", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "15" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036455, 38.934123 ], [ -77.036454, 38.934354 ], [ -77.036453, 38.93443 ], [ -77.036452, 38.934859 ], [ -77.036451, 38.934966 ], [ -77.036309, 38.934911 ], [ -77.03622, 38.934875 ], [ -77.03537, 38.934546 ], [ -77.035325, 38.934613 ], [ -77.035298, 38.934656 ], [ -77.034861, 38.934484 ], [ -77.034441, 38.934323 ], [ -77.034141, 38.934202 ], [ -77.03411, 38.934193 ], [ -77.034078, 38.934185 ], [ -77.034046, 38.934181 ], [ -77.033233, 38.934142 ], [ -77.032866, 38.934123 ], [ -77.032732, 38.934121 ], [ -77.032731, 38.933855 ], [ -77.03273, 38.933581 ], [ -77.03273, 38.93348 ], [ -77.032731, 38.933406 ], [ -77.032731, 38.933166 ], [ -77.032732, 38.933087 ], [ -77.032733, 38.932482 ], [ -77.032734, 38.931984 ], [ -77.032735, 38.931868 ], [ -77.032873, 38.9319 ], [ -77.033511, 38.932142 ], [ -77.034433, 38.932503 ], [ -77.035132, 38.932773 ], [ -77.035766, 38.933022 ], [ -77.036301, 38.933224 ], [ -77.036456, 38.933288 ], [ -77.036455, 38.934123 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002802", "BLKGRPCE": "2", "GEOID": "110010028022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 140366.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9306447", "INTPTLON": "-077.0347009", "mobility_total": "2200", "mobility_same_house": "1766", "mobility_different_house": "376", "mobility_different_house_same_metro": "311", "mobility_different_house_different_metro": "48", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "58" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036474, 38.929105 ], [ -77.036473, 38.929166 ], [ -77.036473, 38.929245 ], [ -77.036468, 38.929863 ], [ -77.036458, 38.93045 ], [ -77.036456, 38.930532 ], [ -77.036456, 38.930592 ], [ -77.036461, 38.931474 ], [ -77.03646, 38.931559 ], [ -77.03646, 38.931653 ], [ -77.03646, 38.931804 ], [ -77.03646, 38.93227 ], [ -77.036458, 38.932496 ], [ -77.036458, 38.932607 ], [ -77.036456, 38.932926 ], [ -77.036456, 38.933288 ], [ -77.036301, 38.933224 ], [ -77.035766, 38.933022 ], [ -77.035132, 38.932773 ], [ -77.034433, 38.932503 ], [ -77.033511, 38.932142 ], [ -77.032873, 38.9319 ], [ -77.032735, 38.931868 ], [ -77.032733, 38.931481 ], [ -77.032709, 38.931346 ], [ -77.032716, 38.931185 ], [ -77.032663, 38.93034 ], [ -77.032663, 38.930326 ], [ -77.032664, 38.930205 ], [ -77.032664, 38.930163 ], [ -77.032664, 38.930129 ], [ -77.032656, 38.929675 ], [ -77.032655, 38.929656 ], [ -77.032612, 38.928805 ], [ -77.032979, 38.928784 ], [ -77.034638, 38.928684 ], [ -77.035207, 38.92865 ], [ -77.035298, 38.928647 ], [ -77.035388, 38.928647 ], [ -77.035434, 38.928648 ], [ -77.035614, 38.928655 ], [ -77.035984, 38.928672 ], [ -77.036083, 38.928674 ], [ -77.036197, 38.928675 ], [ -77.036327, 38.928676 ], [ -77.036476, 38.928687 ], [ -77.036474, 38.929105 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002900", "BLKGRPCE": "2", "GEOID": "110010029002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 170061.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9337477", "INTPTLON": "-077.0313017", "mobility_total": "2557", "mobility_same_house": "2058", "mobility_different_house": "451", "mobility_different_house_same_metro": "365", "mobility_different_house_different_metro": "85", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "48" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.032734, 38.931984 ], [ -77.032733, 38.932482 ], [ -77.032732, 38.933087 ], [ -77.032731, 38.933166 ], [ -77.032731, 38.933406 ], [ -77.03273, 38.93348 ], [ -77.03273, 38.933581 ], [ -77.032731, 38.933855 ], [ -77.032732, 38.934121 ], [ -77.032733, 38.934568 ], [ -77.032733, 38.934937 ], [ -77.032733, 38.935296 ], [ -77.032733, 38.935528 ], [ -77.032732, 38.935592 ], [ -77.032732, 38.936222 ], [ -77.032731, 38.936264 ], [ -77.03273, 38.936465 ], [ -77.03273, 38.937078 ], [ -77.032259, 38.936965 ], [ -77.031839, 38.93685 ], [ -77.030959, 38.936619 ], [ -77.030864, 38.936595 ], [ -77.030236, 38.936426 ], [ -77.030025, 38.936368 ], [ -77.029919, 38.936338 ], [ -77.029725, 38.936285 ], [ -77.029728, 38.936181 ], [ -77.029726, 38.934973 ], [ -77.029727, 38.934571 ], [ -77.029727, 38.933769 ], [ -77.029723, 38.933075 ], [ -77.029723, 38.932488 ], [ -77.029718, 38.932364 ], [ -77.029712, 38.932161 ], [ -77.029709, 38.931515 ], [ -77.029709, 38.931323 ], [ -77.030732, 38.930973 ], [ -77.03085, 38.930932 ], [ -77.030936, 38.930902 ], [ -77.030993, 38.930883 ], [ -77.032337, 38.93042 ], [ -77.03256, 38.930356 ], [ -77.032663, 38.93034 ], [ -77.032716, 38.931185 ], [ -77.032709, 38.931346 ], [ -77.032733, 38.931481 ], [ -77.032735, 38.931868 ], [ -77.032734, 38.931984 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003200", "BLKGRPCE": "1", "GEOID": "110010032001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 99567.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9358844", "INTPTLON": "-077.0216408", "mobility_total": "1015", "mobility_same_house": "918", "mobility_different_house": "79", "mobility_different_house_same_metro": "60", "mobility_different_house_different_metro": "19", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "18" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.024312, 38.936421 ], [ -77.024203, 38.936408 ], [ -77.02403, 38.936388 ], [ -77.023353, 38.936558 ], [ -77.023086, 38.936622 ], [ -77.022648, 38.936728 ], [ -77.02197, 38.936895 ], [ -77.021469, 38.937013 ], [ -77.021372, 38.937027 ], [ -77.021241, 38.937046 ], [ -77.019787, 38.937231 ], [ -77.019752, 38.937237 ], [ -77.019685, 38.93725 ], [ -77.019636, 38.93726 ], [ -77.019577, 38.937274 ], [ -77.019518, 38.93729 ], [ -77.019033, 38.937398 ], [ -77.019087, 38.937256 ], [ -77.019168, 38.937089 ], [ -77.019193, 38.937027 ], [ -77.019203, 38.936996 ], [ -77.019212, 38.936964 ], [ -77.019221, 38.936925 ], [ -77.019226, 38.936899 ], [ -77.01923, 38.936807 ], [ -77.019234, 38.936734 ], [ -77.01923, 38.936585 ], [ -77.01922, 38.936202 ], [ -77.01921, 38.935867 ], [ -77.019201, 38.935558 ], [ -77.019193, 38.935215 ], [ -77.019624, 38.935151 ], [ -77.020161, 38.935067 ], [ -77.020938, 38.934942 ], [ -77.021046, 38.934924 ], [ -77.021361, 38.934876 ], [ -77.021861, 38.934796 ], [ -77.022013, 38.934771 ], [ -77.022082, 38.934754 ], [ -77.022119, 38.934743 ], [ -77.022171, 38.934726 ], [ -77.022222, 38.934706 ], [ -77.022313, 38.93468 ], [ -77.02238, 38.934667 ], [ -77.022407, 38.934663 ], [ -77.022496, 38.934655 ], [ -77.023048, 38.934598 ], [ -77.023478, 38.934557 ], [ -77.023818, 38.934527 ], [ -77.023881, 38.93452 ], [ -77.024022, 38.934506 ], [ -77.024092, 38.934981 ], [ -77.024114, 38.935122 ], [ -77.02413, 38.935233 ], [ -77.024144, 38.935321 ], [ -77.02421, 38.935761 ], [ -77.024292, 38.936291 ], [ -77.024298, 38.936329 ], [ -77.024308, 38.936394 ], [ -77.024312, 38.936421 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003200", "BLKGRPCE": "2", "GEOID": "110010032002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 96651.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9338018", "INTPTLON": "-077.0212476", "mobility_total": "910", "mobility_same_house": "821", "mobility_different_house": "75", "mobility_different_house_same_metro": "23", "mobility_different_house_different_metro": "52", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "14" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.024022, 38.934506 ], [ -77.023881, 38.93452 ], [ -77.023818, 38.934527 ], [ -77.023478, 38.934557 ], [ -77.023048, 38.934598 ], [ -77.022496, 38.934655 ], [ -77.022407, 38.934663 ], [ -77.02238, 38.934667 ], [ -77.022313, 38.93468 ], [ -77.022222, 38.934706 ], [ -77.022171, 38.934726 ], [ -77.022119, 38.934743 ], [ -77.022082, 38.934754 ], [ -77.022013, 38.934771 ], [ -77.021861, 38.934796 ], [ -77.021361, 38.934876 ], [ -77.021046, 38.934924 ], [ -77.020938, 38.934942 ], [ -77.020161, 38.935067 ], [ -77.019624, 38.935151 ], [ -77.019193, 38.935215 ], [ -77.019187, 38.934892 ], [ -77.019184, 38.934809 ], [ -77.019172, 38.934385 ], [ -77.019166, 38.934242 ], [ -77.019164, 38.934183 ], [ -77.019161, 38.934159 ], [ -77.01914, 38.934032 ], [ -77.019129, 38.933982 ], [ -77.019111, 38.933907 ], [ -77.019031, 38.933611 ], [ -77.019012, 38.933534 ], [ -77.018927, 38.933178 ], [ -77.018804, 38.932691 ], [ -77.019824, 38.932542 ], [ -77.019903, 38.932534 ], [ -77.019981, 38.932528 ], [ -77.020061, 38.932526 ], [ -77.020335, 38.932531 ], [ -77.020419, 38.932535 ], [ -77.020571, 38.932546 ], [ -77.020654, 38.93256 ], [ -77.020708, 38.932574 ], [ -77.02076, 38.932592 ], [ -77.020815, 38.932614 ], [ -77.020867, 38.932641 ], [ -77.021187, 38.932832 ], [ -77.02133, 38.932915 ], [ -77.021457, 38.932986 ], [ -77.021494, 38.933002 ], [ -77.021535, 38.933014 ], [ -77.021577, 38.933021 ], [ -77.02162, 38.933021 ], [ -77.021663, 38.933016 ], [ -77.022386, 38.932946 ], [ -77.023233, 38.932862 ], [ -77.023623, 38.932825 ], [ -77.023773, 38.93281 ], [ -77.023801, 38.933017 ], [ -77.023819, 38.933153 ], [ -77.023892, 38.933642 ], [ -77.023916, 38.933799 ], [ -77.023932, 38.93391 ], [ -77.023973, 38.93418 ], [ -77.023983, 38.93425 ], [ -77.023993, 38.934312 ], [ -77.02401, 38.934431 ], [ -77.024022, 38.934506 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000202", "BLKGRPCE": "1", "GEOID": "110010002021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 189763.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9130334", "INTPTLON": "-077.0685182", "mobility_total": "1162", "mobility_same_house": "734", "mobility_different_house": "327", "mobility_different_house_same_metro": "155", "mobility_different_house_different_metro": "172", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "101" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.073097, 38.912589 ], [ -77.072676, 38.912594 ], [ -77.071187, 38.912611 ], [ -77.071067, 38.912614 ], [ -77.070808, 38.912619 ], [ -77.069415, 38.912661 ], [ -77.069245, 38.912675 ], [ -77.069249, 38.91276 ], [ -77.069249, 38.912783 ], [ -77.069272, 38.913375 ], [ -77.069285, 38.913659 ], [ -77.069298, 38.913957 ], [ -77.069303, 38.91415 ], [ -77.069314, 38.914321 ], [ -77.069327, 38.914569 ], [ -77.069341, 38.91489 ], [ -77.069364, 38.915469 ], [ -77.069371, 38.915629 ], [ -77.06938, 38.915872 ], [ -77.06941, 38.9166 ], [ -77.069424, 38.916917 ], [ -77.06945, 38.917583 ], [ -77.069446, 38.917614 ], [ -77.069437, 38.917644 ], [ -77.069423, 38.917673 ], [ -77.069405, 38.9177 ], [ -77.069382, 38.917726 ], [ -77.069251, 38.91757 ], [ -77.06886, 38.917099 ], [ -77.068752, 38.916966 ], [ -77.068531, 38.916693 ], [ -77.068171, 38.916233 ], [ -77.06801, 38.916034 ], [ -77.067907, 38.915914 ], [ -77.067886, 38.915887 ], [ -77.067824, 38.915804 ], [ -77.067795, 38.915761 ], [ -77.06775, 38.915691 ], [ -77.067565, 38.915362 ], [ -77.067503, 38.915247 ], [ -77.067204, 38.914699 ], [ -77.067125, 38.914553 ], [ -77.066877, 38.914084 ], [ -77.066732, 38.913821 ], [ -77.066685, 38.913727 ], [ -77.066627, 38.913612 ], [ -77.066519, 38.913411 ], [ -77.066181, 38.912768 ], [ -77.06613, 38.912673 ], [ -77.066065, 38.912548 ], [ -77.066051, 38.912523 ], [ -77.066024, 38.912471 ], [ -77.065823, 38.912096 ], [ -77.065677, 38.911819 ], [ -77.065529, 38.911544 ], [ -77.06538, 38.911264 ], [ -77.065201, 38.910921 ], [ -77.065139, 38.910806 ], [ -77.065178, 38.910793 ], [ -77.065272, 38.910775 ], [ -77.065342, 38.910772 ], [ -77.066001, 38.910761 ], [ -77.066112, 38.910758 ], [ -77.066512, 38.910754 ], [ -77.066874, 38.910744 ], [ -77.067131, 38.910738 ], [ -77.067385, 38.910731 ], [ -77.067637, 38.910727 ], [ -77.067776, 38.910724 ], [ -77.067872, 38.910723 ], [ -77.068246, 38.910714 ], [ -77.068624, 38.910707 ], [ -77.068918, 38.9107 ], [ -77.069045, 38.910695 ], [ -77.069162, 38.910692 ], [ -77.069173, 38.910967 ], [ -77.069187, 38.91126 ], [ -77.069205, 38.911684 ], [ -77.069207, 38.911726 ], [ -77.07306, 38.911524 ], [ -77.073097, 38.912589 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000202", "BLKGRPCE": "2", "GEOID": "110010002022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 135553.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9091906", "INTPTLON": "-077.0667061", "mobility_total": "768", "mobility_same_house": "644", "mobility_different_house": "124", "mobility_different_house_same_metro": "81", "mobility_different_house_different_metro": "43", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.069162, 38.910692 ], [ -77.069045, 38.910695 ], [ -77.068918, 38.9107 ], [ -77.068624, 38.910707 ], [ -77.068246, 38.910714 ], [ -77.067872, 38.910723 ], [ -77.067776, 38.910724 ], [ -77.067637, 38.910727 ], [ -77.067385, 38.910731 ], [ -77.067131, 38.910738 ], [ -77.066874, 38.910744 ], [ -77.066512, 38.910754 ], [ -77.066112, 38.910758 ], [ -77.066001, 38.910761 ], [ -77.065342, 38.910772 ], [ -77.065272, 38.910775 ], [ -77.065178, 38.910793 ], [ -77.065139, 38.910806 ], [ -77.065062, 38.910664 ], [ -77.065003, 38.910556 ], [ -77.064954, 38.910458 ], [ -77.064904, 38.91036 ], [ -77.064855, 38.910264 ], [ -77.064678, 38.909933 ], [ -77.064621, 38.909825 ], [ -77.064492, 38.909582 ], [ -77.064352, 38.909313 ], [ -77.064281, 38.909182 ], [ -77.064224, 38.909074 ], [ -77.064157, 38.90895 ], [ -77.064098, 38.908838 ], [ -77.063929, 38.908518 ], [ -77.063867, 38.908398 ], [ -77.063582, 38.90786 ], [ -77.063923, 38.907846 ], [ -77.064287, 38.907839 ], [ -77.064812, 38.907825 ], [ -77.065283, 38.90781 ], [ -77.065974, 38.907794 ], [ -77.066065, 38.907793 ], [ -77.066167, 38.907792 ], [ -77.066871, 38.907781 ], [ -77.067628, 38.907765 ], [ -77.067834, 38.907759 ], [ -77.068265, 38.907748 ], [ -77.068495, 38.907743 ], [ -77.068898, 38.907736 ], [ -77.069042, 38.907732 ], [ -77.069048, 38.907823 ], [ -77.069081, 38.908718 ], [ -77.069084, 38.908803 ], [ -77.069104, 38.909238 ], [ -77.069111, 38.909505 ], [ -77.069119, 38.90971 ], [ -77.069124, 38.909843 ], [ -77.069158, 38.910617 ], [ -77.069162, 38.910692 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000202", "BLKGRPCE": "3", "GEOID": "110010002023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 154527.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9064273", "INTPTLON": "-077.0660049", "mobility_total": "915", "mobility_same_house": "536", "mobility_different_house": "310", "mobility_different_house_same_metro": "278", "mobility_different_house_different_metro": "32", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "69" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.069042, 38.907732 ], [ -77.068898, 38.907736 ], [ -77.068495, 38.907743 ], [ -77.068265, 38.907748 ], [ -77.067834, 38.907759 ], [ -77.067628, 38.907765 ], [ -77.066871, 38.907781 ], [ -77.066167, 38.907792 ], [ -77.066065, 38.907793 ], [ -77.065974, 38.907794 ], [ -77.065283, 38.90781 ], [ -77.064812, 38.907825 ], [ -77.064287, 38.907839 ], [ -77.063923, 38.907846 ], [ -77.063582, 38.90786 ], [ -77.063506, 38.907716 ], [ -77.063448, 38.907609 ], [ -77.063394, 38.907509 ], [ -77.063098, 38.906945 ], [ -77.063036, 38.906825 ], [ -77.062967, 38.906697 ], [ -77.062919, 38.906605 ], [ -77.06286, 38.90647 ], [ -77.062846, 38.906414 ], [ -77.062842, 38.906368 ], [ -77.062837, 38.906124 ], [ -77.062833, 38.906026 ], [ -77.062827, 38.905818 ], [ -77.062824, 38.905654 ], [ -77.062823, 38.90562 ], [ -77.062815, 38.905371 ], [ -77.062811, 38.905177 ], [ -77.06289, 38.905176 ], [ -77.063079, 38.90517 ], [ -77.063664, 38.905157 ], [ -77.064388, 38.905144 ], [ -77.064621, 38.905138 ], [ -77.064874, 38.905134 ], [ -77.065067, 38.905129 ], [ -77.06518, 38.905127 ], [ -77.065296, 38.905125 ], [ -77.065473, 38.905121 ], [ -77.066041, 38.90511 ], [ -77.066252, 38.905106 ], [ -77.066441, 38.905099 ], [ -77.066773, 38.905093 ], [ -77.067013, 38.905086 ], [ -77.067094, 38.905084 ], [ -77.06783, 38.905065 ], [ -77.067989, 38.905062 ], [ -77.068301, 38.905054 ], [ -77.06841, 38.905058 ], [ -77.068627, 38.905076 ], [ -77.06896, 38.905052 ], [ -77.068965, 38.905134 ], [ -77.068966, 38.905309 ], [ -77.068972, 38.905507 ], [ -77.068983, 38.905813 ], [ -77.068981, 38.905897 ], [ -77.069, 38.906737 ], [ -77.069002, 38.906813 ], [ -77.069007, 38.906921 ], [ -77.069035, 38.907626 ], [ -77.069042, 38.907732 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000300", "BLKGRPCE": "1", "GEOID": "110010003001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 250102.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9165326", "INTPTLON": "-077.0713319", "mobility_total": "1371", "mobility_same_house": "1106", "mobility_different_house": "255", "mobility_different_house_same_metro": "215", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.073195, 38.922544 ], [ -77.072907, 38.922543 ], [ -77.072844, 38.922437 ], [ -77.07277, 38.922315 ], [ -77.072689, 38.922179 ], [ -77.072477, 38.921827 ], [ -77.072225, 38.921415 ], [ -77.072021, 38.921076 ], [ -77.07197, 38.920992 ], [ -77.071797, 38.920708 ], [ -77.071661, 38.92048 ], [ -77.071593, 38.920366 ], [ -77.071537, 38.920276 ], [ -77.071476, 38.920188 ], [ -77.071435, 38.920134 ], [ -77.071411, 38.920103 ], [ -77.071341, 38.920019 ], [ -77.071267, 38.919938 ], [ -77.070884, 38.919487 ], [ -77.07064, 38.919198 ], [ -77.070539, 38.919078 ], [ -77.070193, 38.918674 ], [ -77.069865, 38.918286 ], [ -77.069526, 38.917895 ], [ -77.069464, 38.917821 ], [ -77.069382, 38.917726 ], [ -77.069405, 38.9177 ], [ -77.069423, 38.917673 ], [ -77.069437, 38.917644 ], [ -77.069446, 38.917614 ], [ -77.06945, 38.917583 ], [ -77.069424, 38.916917 ], [ -77.06941, 38.9166 ], [ -77.06938, 38.915872 ], [ -77.069371, 38.915629 ], [ -77.069364, 38.915469 ], [ -77.069341, 38.91489 ], [ -77.069327, 38.914569 ], [ -77.069314, 38.914321 ], [ -77.069303, 38.91415 ], [ -77.069298, 38.913957 ], [ -77.069285, 38.913659 ], [ -77.069272, 38.913375 ], [ -77.069249, 38.912783 ], [ -77.069249, 38.91276 ], [ -77.069245, 38.912675 ], [ -77.069415, 38.912661 ], [ -77.070808, 38.912619 ], [ -77.071067, 38.912614 ], [ -77.071187, 38.912611 ], [ -77.072676, 38.912594 ], [ -77.072687, 38.91268 ], [ -77.072704, 38.913135 ], [ -77.072724, 38.913488 ], [ -77.072734, 38.913573 ], [ -77.072757, 38.914134 ], [ -77.072768, 38.914481 ], [ -77.072771, 38.914564 ], [ -77.072805, 38.9153 ], [ -77.072808, 38.915383 ], [ -77.072812, 38.915474 ], [ -77.072814, 38.915545 ], [ -77.072829, 38.915907 ], [ -77.072856, 38.916518 ], [ -77.072874, 38.916906 ], [ -77.072877, 38.91699 ], [ -77.072927, 38.918146 ], [ -77.07295, 38.918734 ], [ -77.072955, 38.91887 ], [ -77.072972, 38.919182 ], [ -77.072994, 38.919562 ], [ -77.073007, 38.919797 ], [ -77.073013, 38.919939 ], [ -77.073019, 38.920081 ], [ -77.073038, 38.920346 ], [ -77.073102, 38.921292 ], [ -77.073127, 38.921628 ], [ -77.073141, 38.921868 ], [ -77.073179, 38.922455 ], [ -77.073195, 38.922544 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000300", "BLKGRPCE": "3", "GEOID": "110010003003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 477938.000000, "AWATER": 2334.000000, "INTPTLAT": "+38.9162055", "INTPTLON": "-077.0756483", "mobility_total": "1224", "mobility_same_house": "809", "mobility_different_house": "415", "mobility_different_house_same_metro": "374", "mobility_different_house_different_metro": "41", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.082272, 38.921493 ], [ -77.082006, 38.921524 ], [ -77.082007, 38.9213 ], [ -77.082006, 38.921058 ], [ -77.082005, 38.920658 ], [ -77.082007, 38.92011 ], [ -77.082006, 38.920042 ], [ -77.082003, 38.920008 ], [ -77.081997, 38.919974 ], [ -77.08199, 38.919941 ], [ -77.081981, 38.919913 ], [ -77.081947, 38.919832 ], [ -77.081921, 38.919778 ], [ -77.081892, 38.919726 ], [ -77.08186, 38.919675 ], [ -77.081843, 38.919651 ], [ -77.081824, 38.919626 ], [ -77.081806, 38.919604 ], [ -77.081764, 38.919559 ], [ -77.08173, 38.919527 ], [ -77.081696, 38.919497 ], [ -77.081671, 38.919477 ], [ -77.081593, 38.919422 ], [ -77.081537, 38.919389 ], [ -77.081479, 38.919358 ], [ -77.081418, 38.91933 ], [ -77.081321, 38.919293 ], [ -77.081251, 38.91927 ], [ -77.081109, 38.919231 ], [ -77.081036, 38.919215 ], [ -77.080972, 38.919203 ], [ -77.080891, 38.919191 ], [ -77.080782, 38.919179 ], [ -77.080697, 38.919173 ], [ -77.080608, 38.91917 ], [ -77.079851, 38.919175 ], [ -77.079765, 38.919175 ], [ -77.07892, 38.919174 ], [ -77.078774, 38.919173 ], [ -77.077915, 38.919174 ], [ -77.077806, 38.919175 ], [ -77.077493, 38.919175 ], [ -77.077053, 38.919173 ], [ -77.076691, 38.919173 ], [ -77.076282, 38.919176 ], [ -77.076034, 38.919174 ], [ -77.075954, 38.919174 ], [ -77.07581, 38.919172 ], [ -77.075696, 38.919168 ], [ -77.075044, 38.919166 ], [ -77.074707, 38.919169 ], [ -77.074611, 38.919169 ], [ -77.07456, 38.919073 ], [ -77.0744, 38.918793 ], [ -77.074357, 38.918716 ], [ -77.074326, 38.918724 ], [ -77.074293, 38.91873 ], [ -77.07426, 38.918732 ], [ -77.073934, 38.918727 ], [ -77.073811, 38.918728 ], [ -77.07372, 38.91873 ], [ -77.07304, 38.918733 ], [ -77.07295, 38.918734 ], [ -77.072927, 38.918146 ], [ -77.072877, 38.91699 ], [ -77.072874, 38.916906 ], [ -77.072856, 38.916518 ], [ -77.072829, 38.915907 ], [ -77.072814, 38.915545 ], [ -77.072812, 38.915474 ], [ -77.072808, 38.915383 ], [ -77.072805, 38.9153 ], [ -77.072771, 38.914564 ], [ -77.072768, 38.914481 ], [ -77.072757, 38.914134 ], [ -77.072734, 38.913573 ], [ -77.072724, 38.913488 ], [ -77.072704, 38.913135 ], [ -77.072687, 38.91268 ], [ -77.072676, 38.912594 ], [ -77.073097, 38.912589 ], [ -77.073308, 38.912585 ], [ -77.073938, 38.912581 ], [ -77.074117, 38.912585 ], [ -77.074327, 38.912589 ], [ -77.074476, 38.912594 ], [ -77.075538, 38.912621 ], [ -77.075645, 38.912623 ], [ -77.076169, 38.912636 ], [ -77.076414, 38.912643 ], [ -77.077467, 38.912669 ], [ -77.077981, 38.912678 ], [ -77.078553, 38.91269 ], [ -77.079016, 38.912679 ], [ -77.079018, 38.912743 ], [ -77.078809, 38.912751 ], [ -77.078842, 38.913111 ], [ -77.078357, 38.914326 ], [ -77.080696, 38.915372 ], [ -77.081007, 38.916223 ], [ -77.081489, 38.916893 ], [ -77.081723, 38.917231 ], [ -77.081709, 38.917429 ], [ -77.082035, 38.919318 ], [ -77.082147, 38.919411 ], [ -77.082272, 38.921493 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000300", "BLKGRPCE": "4", "GEOID": "110010003004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 163765.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9207721", "INTPTLON": "-077.0754229", "mobility_total": "1913", "mobility_same_house": "1427", "mobility_different_house": "486", "mobility_different_house_same_metro": "441", "mobility_different_house_different_metro": "45", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.077914, 38.921849 ], [ -77.077913, 38.922095 ], [ -77.07791, 38.922346 ], [ -77.07791, 38.922447 ], [ -77.077909, 38.922474 ], [ -77.077909, 38.922549 ], [ -77.077819, 38.92255 ], [ -77.077505, 38.92255 ], [ -77.077156, 38.922548 ], [ -77.077052, 38.922549 ], [ -77.07635, 38.922547 ], [ -77.076022, 38.922549 ], [ -77.074697, 38.922548 ], [ -77.0743, 38.92255 ], [ -77.073283, 38.922545 ], [ -77.073195, 38.922544 ], [ -77.073179, 38.922455 ], [ -77.073141, 38.921868 ], [ -77.073127, 38.921628 ], [ -77.073102, 38.921292 ], [ -77.073038, 38.920346 ], [ -77.073019, 38.920081 ], [ -77.073013, 38.919939 ], [ -77.073007, 38.919797 ], [ -77.072994, 38.919562 ], [ -77.072972, 38.919182 ], [ -77.072955, 38.91887 ], [ -77.07295, 38.918734 ], [ -77.07304, 38.918733 ], [ -77.07372, 38.91873 ], [ -77.073811, 38.918728 ], [ -77.073934, 38.918727 ], [ -77.07426, 38.918732 ], [ -77.074293, 38.91873 ], [ -77.074326, 38.918724 ], [ -77.074357, 38.918716 ], [ -77.0744, 38.918793 ], [ -77.07456, 38.919073 ], [ -77.074611, 38.919169 ], [ -77.074707, 38.919169 ], [ -77.075044, 38.919166 ], [ -77.075696, 38.919168 ], [ -77.07581, 38.919172 ], [ -77.075954, 38.919174 ], [ -77.076034, 38.919174 ], [ -77.076282, 38.919176 ], [ -77.076691, 38.919173 ], [ -77.077053, 38.919173 ], [ -77.077493, 38.919175 ], [ -77.077806, 38.919175 ], [ -77.077915, 38.919174 ], [ -77.077914, 38.919299 ], [ -77.077914, 38.919807 ], [ -77.077912, 38.920142 ], [ -77.077911, 38.920509 ], [ -77.077909, 38.920681 ], [ -77.077908, 38.920759 ], [ -77.07791, 38.920936 ], [ -77.077913, 38.9211 ], [ -77.077916, 38.921605 ], [ -77.077914, 38.921849 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000300", "BLKGRPCE": "2", "GEOID": "110010003002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 119010.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9207761", "INTPTLON": "-077.0797837", "mobility_total": "1452", "mobility_same_house": "1137", "mobility_different_house": "268", "mobility_different_house_same_metro": "165", "mobility_different_house_different_metro": "103", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "47" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.082007, 38.92011 ], [ -77.082005, 38.920658 ], [ -77.082006, 38.921058 ], [ -77.082007, 38.9213 ], [ -77.082006, 38.921524 ], [ -77.081819, 38.921544 ], [ -77.080922, 38.921655 ], [ -77.080843, 38.921668 ], [ -77.080794, 38.921679 ], [ -77.080784, 38.921767 ], [ -77.08077, 38.921932 ], [ -77.080752, 38.922125 ], [ -77.080715, 38.92255 ], [ -77.080004, 38.922548 ], [ -77.079759, 38.922549 ], [ -77.079326, 38.922548 ], [ -77.078971, 38.922549 ], [ -77.078774, 38.922548 ], [ -77.078526, 38.922549 ], [ -77.077909, 38.922549 ], [ -77.077909, 38.922474 ], [ -77.07791, 38.922447 ], [ -77.07791, 38.922346 ], [ -77.077913, 38.922095 ], [ -77.077914, 38.921849 ], [ -77.077916, 38.921605 ], [ -77.077913, 38.9211 ], [ -77.07791, 38.920936 ], [ -77.077908, 38.920759 ], [ -77.077909, 38.920681 ], [ -77.077911, 38.920509 ], [ -77.077912, 38.920142 ], [ -77.077914, 38.919807 ], [ -77.077914, 38.919299 ], [ -77.077915, 38.919174 ], [ -77.078774, 38.919173 ], [ -77.07892, 38.919174 ], [ -77.079765, 38.919175 ], [ -77.079851, 38.919175 ], [ -77.080608, 38.91917 ], [ -77.080697, 38.919173 ], [ -77.080782, 38.919179 ], [ -77.080891, 38.919191 ], [ -77.080972, 38.919203 ], [ -77.081036, 38.919215 ], [ -77.081109, 38.919231 ], [ -77.081251, 38.91927 ], [ -77.081321, 38.919293 ], [ -77.081418, 38.91933 ], [ -77.081479, 38.919358 ], [ -77.081537, 38.919389 ], [ -77.081593, 38.919422 ], [ -77.081671, 38.919477 ], [ -77.081696, 38.919497 ], [ -77.08173, 38.919527 ], [ -77.081764, 38.919559 ], [ -77.081806, 38.919604 ], [ -77.081824, 38.919626 ], [ -77.081843, 38.919651 ], [ -77.08186, 38.919675 ], [ -77.081892, 38.919726 ], [ -77.081921, 38.919778 ], [ -77.081947, 38.919832 ], [ -77.081981, 38.919913 ], [ -77.08199, 38.919941 ], [ -77.081997, 38.919974 ], [ -77.082003, 38.920008 ], [ -77.082006, 38.920042 ], [ -77.082007, 38.92011 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000400", "BLKGRPCE": "1", "GEOID": "110010004001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 536808.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9274346", "INTPTLON": "-077.0699369", "mobility_total": "598", "mobility_same_house": "579", "mobility_different_house": "9", "mobility_different_house_same_metro": "9", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.073215, 38.922758 ], [ -77.073212, 38.922778 ], [ -77.073207, 38.922797 ], [ -77.073201, 38.922815 ], [ -77.073192, 38.922834 ], [ -77.073182, 38.922851 ], [ -77.07317, 38.922868 ], [ -77.073156, 38.922885 ], [ -77.07314, 38.9229 ], [ -77.073123, 38.922914 ], [ -77.073144, 38.922968 ], [ -77.073152, 38.922995 ], [ -77.073164, 38.923051 ], [ -77.073168, 38.923079 ], [ -77.073171, 38.923135 ], [ -77.07318, 38.92342 ], [ -77.073185, 38.92362 ], [ -77.073189, 38.924057 ], [ -77.073188, 38.924464 ], [ -77.073188, 38.924696 ], [ -77.073189, 38.924766 ], [ -77.073188, 38.926182 ], [ -77.073189, 38.926578 ], [ -77.073187, 38.927289 ], [ -77.07319, 38.927529 ], [ -77.07319, 38.927609 ], [ -77.073187, 38.927993 ], [ -77.073189, 38.928085 ], [ -77.073189, 38.928176 ], [ -77.073186, 38.928313 ], [ -77.07318, 38.92845 ], [ -77.073162, 38.928611 ], [ -77.073139, 38.92882 ], [ -77.073106, 38.929024 ], [ -77.073005, 38.929657 ], [ -77.072929, 38.930126 ], [ -77.07265, 38.931871 ], [ -77.072579, 38.931875 ], [ -77.072532, 38.931875 ], [ -77.072484, 38.931873 ], [ -77.072437, 38.931869 ], [ -77.072414, 38.931866 ], [ -77.071618, 38.931807 ], [ -77.071254, 38.931777 ], [ -77.070998, 38.931762 ], [ -77.070879, 38.931753 ], [ -77.069622, 38.931658 ], [ -77.069202, 38.931631 ], [ -77.068893, 38.931617 ], [ -77.068802, 38.931616 ], [ -77.068637, 38.93161 ], [ -77.06761, 38.931575 ], [ -77.067209, 38.931564 ], [ -77.067103, 38.931559 ], [ -77.06698, 38.931551 ], [ -77.066836, 38.931537 ], [ -77.066722, 38.931523 ], [ -77.066609, 38.931506 ], [ -77.06639, 38.931467 ], [ -77.066401, 38.930964 ], [ -77.066401, 38.930345 ], [ -77.0664, 38.930265 ], [ -77.066399, 38.930074 ], [ -77.066397, 38.929964 ], [ -77.066386, 38.929449 ], [ -77.066385, 38.92909 ], [ -77.066384, 38.929009 ], [ -77.066386, 38.92844 ], [ -77.066386, 38.928006 ], [ -77.066384, 38.927527 ], [ -77.066382, 38.927276 ], [ -77.066383, 38.926892 ], [ -77.066382, 38.926371 ], [ -77.066383, 38.926251 ], [ -77.066382, 38.926181 ], [ -77.066381, 38.925965 ], [ -77.066381, 38.925681 ], [ -77.066385, 38.924793 ], [ -77.066379, 38.924459 ], [ -77.066353, 38.924323 ], [ -77.066489, 38.924338 ], [ -77.066632, 38.924348 ], [ -77.066846, 38.924366 ], [ -77.066917, 38.924375 ], [ -77.067036, 38.924394 ], [ -77.067081, 38.924403 ], [ -77.06717, 38.924424 ], [ -77.067224, 38.924439 ], [ -77.067234, 38.924416 ], [ -77.067255, 38.92437 ], [ -77.067276, 38.924349 ], [ -77.067302, 38.924331 ], [ -77.067331, 38.924317 ], [ -77.067363, 38.924308 ], [ -77.067564, 38.924274 ], [ -77.067956, 38.924211 ], [ -77.068112, 38.924177 ], [ -77.068215, 38.924151 ], [ -77.068317, 38.924122 ], [ -77.068467, 38.924074 ], [ -77.068591, 38.924032 ], [ -77.068712, 38.923987 ], [ -77.068831, 38.923938 ], [ -77.068889, 38.923912 ], [ -77.069003, 38.923857 ], [ -77.069117, 38.923799 ], [ -77.069229, 38.923739 ], [ -77.069339, 38.923675 ], [ -77.069493, 38.923575 ], [ -77.069547, 38.923537 ], [ -77.069643, 38.923465 ], [ -77.069732, 38.923393 ], [ -77.069775, 38.923356 ], [ -77.06986, 38.92328 ], [ -77.0699, 38.923241 ], [ -77.069979, 38.923161 ], [ -77.070053, 38.923082 ], [ -77.070122, 38.923004 ], [ -77.070186, 38.922923 ], [ -77.070247, 38.922841 ], [ -77.070276, 38.922799 ], [ -77.07033, 38.922714 ], [ -77.070409, 38.922583 ], [ -77.070433, 38.922562 ], [ -77.070459, 38.922551 ], [ -77.070485, 38.922547 ], [ -77.070511, 38.922549 ], [ -77.070739, 38.922546 ], [ -77.070884, 38.922545 ], [ -77.071841, 38.922546 ], [ -77.072488, 38.922548 ], [ -77.07269, 38.922543 ], [ -77.072907, 38.922543 ], [ -77.073195, 38.922544 ], [ -77.073212, 38.922605 ], [ -77.073214, 38.922629 ], [ -77.073216, 38.922739 ], [ -77.073215, 38.922758 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000502", "BLKGRPCE": "1", "GEOID": "110010005021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 405441.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9276019", "INTPTLON": "-077.0601309", "mobility_total": "1637", "mobility_same_house": "1392", "mobility_different_house": "198", "mobility_different_house_same_metro": "142", "mobility_different_house_different_metro": "56", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "47" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.066401, 38.930964 ], [ -77.06639, 38.931467 ], [ -77.066259, 38.931443 ], [ -77.066033, 38.931395 ], [ -77.065708, 38.931318 ], [ -77.065271, 38.93121 ], [ -77.064769, 38.931094 ], [ -77.064679, 38.931069 ], [ -77.06459, 38.931041 ], [ -77.064502, 38.93101 ], [ -77.06395, 38.930792 ], [ -77.063254, 38.930509 ], [ -77.063256, 38.930412 ], [ -77.063257, 38.930267 ], [ -77.063257, 38.929013 ], [ -77.062552, 38.929012 ], [ -77.061539, 38.929012 ], [ -77.061338, 38.929011 ], [ -77.061059, 38.929011 ], [ -77.060625, 38.929008 ], [ -77.05977, 38.929014 ], [ -77.059289, 38.929013 ], [ -77.058557, 38.929012 ], [ -77.058224, 38.929013 ], [ -77.05819, 38.929014 ], [ -77.058123, 38.92901 ], [ -77.058056, 38.929001 ], [ -77.058028, 38.928995 ], [ -77.058001, 38.928988 ], [ -77.057975, 38.92898 ], [ -77.057923, 38.928961 ], [ -77.057875, 38.928937 ], [ -77.057853, 38.928924 ], [ -77.057792, 38.928883 ], [ -77.057767, 38.928865 ], [ -77.05774, 38.928848 ], [ -77.057712, 38.928832 ], [ -77.057682, 38.928818 ], [ -77.057655, 38.928807 ], [ -77.057379, 38.928749 ], [ -77.056449, 38.928562 ], [ -77.056188, 38.928508 ], [ -77.055489, 38.928367 ], [ -77.055431, 38.928356 ], [ -77.055339, 38.928337 ], [ -77.055222, 38.928314 ], [ -77.054518, 38.92817 ], [ -77.054164, 38.928088 ], [ -77.054111, 38.927998 ], [ -77.053711, 38.92731 ], [ -77.05355, 38.927032 ], [ -77.053367, 38.926717 ], [ -77.05328, 38.926569 ], [ -77.052991, 38.92607 ], [ -77.05268, 38.925536 ], [ -77.052812, 38.925556 ], [ -77.053527, 38.925641 ], [ -77.053924, 38.925694 ], [ -77.054367, 38.925748 ], [ -77.054787, 38.925805 ], [ -77.055129, 38.92585 ], [ -77.055234, 38.925863 ], [ -77.05533, 38.925876 ], [ -77.055848, 38.925943 ], [ -77.056317, 38.926005 ], [ -77.056345, 38.926008 ], [ -77.056441, 38.926021 ], [ -77.056547, 38.926034 ], [ -77.056892, 38.926079 ], [ -77.056951, 38.926086 ], [ -77.057112, 38.926107 ], [ -77.057523, 38.926158 ], [ -77.057637, 38.926173 ], [ -77.057637, 38.926088 ], [ -77.057636, 38.92604 ], [ -77.057635, 38.925331 ], [ -77.057637, 38.924953 ], [ -77.057636, 38.924682 ], [ -77.057636, 38.923715 ], [ -77.057637, 38.923355 ], [ -77.057664, 38.923272 ], [ -77.057718, 38.923213 ], [ -77.058091, 38.923496 ], [ -77.058463, 38.92379 ], [ -77.058735, 38.924002 ], [ -77.059037, 38.924235 ], [ -77.059341, 38.924472 ], [ -77.059424, 38.924537 ], [ -77.059512, 38.924608 ], [ -77.059793, 38.924819 ], [ -77.060158, 38.925109 ], [ -77.060432, 38.925318 ], [ -77.060594, 38.925455 ], [ -77.060733, 38.925561 ], [ -77.060815, 38.925625 ], [ -77.060861, 38.925657 ], [ -77.061266, 38.925977 ], [ -77.06138, 38.92606 ], [ -77.061456, 38.926124 ], [ -77.061574, 38.926216 ], [ -77.06164, 38.926271 ], [ -77.061681, 38.926303 ], [ -77.061745, 38.926351 ], [ -77.061826, 38.92641 ], [ -77.061933, 38.926493 ], [ -77.062104, 38.926629 ], [ -77.062737, 38.927126 ], [ -77.06305, 38.927366 ], [ -77.063068, 38.927382 ], [ -77.06324, 38.92752 ], [ -77.063481, 38.927528 ], [ -77.063759, 38.927526 ], [ -77.064114, 38.927528 ], [ -77.064565, 38.927526 ], [ -77.064814, 38.927527 ], [ -77.065259, 38.927527 ], [ -77.065359, 38.927526 ], [ -77.066054, 38.927525 ], [ -77.066384, 38.927527 ], [ -77.066386, 38.928006 ], [ -77.066386, 38.92844 ], [ -77.066384, 38.929009 ], [ -77.066385, 38.92909 ], [ -77.066386, 38.929449 ], [ -77.066397, 38.929964 ], [ -77.066399, 38.930074 ], [ -77.0664, 38.930265 ], [ -77.066401, 38.930345 ], [ -77.066401, 38.930964 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000502", "BLKGRPCE": "2", "GEOID": "110010005022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 176065.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9300883", "INTPTLON": "-077.0582532", "mobility_total": "1451", "mobility_same_house": "970", "mobility_different_house": "370", "mobility_different_house_same_metro": "226", "mobility_different_house_different_metro": "144", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "111" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.063257, 38.930267 ], [ -77.063256, 38.930412 ], [ -77.063254, 38.930509 ], [ -77.063148, 38.930467 ], [ -77.062917, 38.930373 ], [ -77.062737, 38.930301 ], [ -77.062566, 38.930232 ], [ -77.062304, 38.930133 ], [ -77.062148, 38.93015 ], [ -77.061883, 38.930173 ], [ -77.061563, 38.930199 ], [ -77.061161, 38.930234 ], [ -77.061111, 38.930237 ], [ -77.061027, 38.930244 ], [ -77.060834, 38.930264 ], [ -77.060417, 38.930296 ], [ -77.060258, 38.930305 ], [ -77.06022, 38.930305 ], [ -77.060153, 38.93031 ], [ -77.060119, 38.930314 ], [ -77.060054, 38.930327 ], [ -77.059991, 38.930344 ], [ -77.059931, 38.930367 ], [ -77.059902, 38.93038 ], [ -77.059874, 38.930394 ], [ -77.059745, 38.930467 ], [ -77.059444, 38.930665 ], [ -77.059196, 38.930821 ], [ -77.059102, 38.930883 ], [ -77.058777, 38.931131 ], [ -77.058551, 38.9313 ], [ -77.058531, 38.931324 ], [ -77.058513, 38.931349 ], [ -77.058496, 38.931375 ], [ -77.058471, 38.931429 ], [ -77.058462, 38.931457 ], [ -77.058456, 38.931485 ], [ -77.058452, 38.931514 ], [ -77.058451, 38.931543 ], [ -77.058455, 38.931645 ], [ -77.058455, 38.931743 ], [ -77.058452, 38.931795 ], [ -77.058442, 38.931876 ], [ -77.058426, 38.931957 ], [ -77.058405, 38.932037 ], [ -77.058383, 38.932108 ], [ -77.058359, 38.932179 ], [ -77.058317, 38.932284 ], [ -77.058285, 38.932354 ], [ -77.058268, 38.932388 ], [ -77.058244, 38.932439 ], [ -77.058201, 38.932513 ], [ -77.058168, 38.932561 ], [ -77.058132, 38.932607 ], [ -77.058112, 38.93263 ], [ -77.058088, 38.932647 ], [ -77.058062, 38.932663 ], [ -77.058033, 38.932677 ], [ -77.058004, 38.932689 ], [ -77.057973, 38.932699 ], [ -77.057941, 38.932706 ], [ -77.057908, 38.932712 ], [ -77.057875, 38.932715 ], [ -77.057842, 38.932715 ], [ -77.057809, 38.932713 ], [ -77.057667, 38.932691 ], [ -77.057587, 38.932676 ], [ -77.057217, 38.932603 ], [ -77.057159, 38.932594 ], [ -77.057072, 38.932583 ], [ -77.056985, 38.932574 ], [ -77.056878, 38.932568 ], [ -77.05677, 38.93257 ], [ -77.056731, 38.9325 ], [ -77.056505, 38.932115 ], [ -77.056261, 38.931695 ], [ -77.056184, 38.931567 ], [ -77.055952, 38.931168 ], [ -77.055716, 38.930755 ], [ -77.055558, 38.930484 ], [ -77.055081, 38.929667 ], [ -77.054719, 38.929042 ], [ -77.054327, 38.92837 ], [ -77.054164, 38.928088 ], [ -77.054518, 38.92817 ], [ -77.055222, 38.928314 ], [ -77.055339, 38.928337 ], [ -77.055431, 38.928356 ], [ -77.055489, 38.928367 ], [ -77.056188, 38.928508 ], [ -77.056449, 38.928562 ], [ -77.057379, 38.928749 ], [ -77.057655, 38.928807 ], [ -77.057682, 38.928818 ], [ -77.057712, 38.928832 ], [ -77.05774, 38.928848 ], [ -77.057767, 38.928865 ], [ -77.057792, 38.928883 ], [ -77.057853, 38.928924 ], [ -77.057875, 38.928937 ], [ -77.057923, 38.928961 ], [ -77.057975, 38.92898 ], [ -77.058001, 38.928988 ], [ -77.058028, 38.928995 ], [ -77.058056, 38.929001 ], [ -77.058123, 38.92901 ], [ -77.05819, 38.929014 ], [ -77.058224, 38.929013 ], [ -77.058557, 38.929012 ], [ -77.059289, 38.929013 ], [ -77.05977, 38.929014 ], [ -77.060625, 38.929008 ], [ -77.061059, 38.929011 ], [ -77.061338, 38.929011 ], [ -77.061539, 38.929012 ], [ -77.062552, 38.929012 ], [ -77.063257, 38.929013 ], [ -77.063257, 38.930267 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001001", "BLKGRPCE": "2", "GEOID": "110010010012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 495624.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9510942", "INTPTLON": "-077.0848017", "mobility_total": "2091", "mobility_same_house": "1645", "mobility_different_house": "391", "mobility_different_house_same_metro": "253", "mobility_different_house_different_metro": "119", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "55" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.088664, 38.954702 ], [ -77.088501, 38.954707 ], [ -77.088041, 38.954704 ], [ -77.087318, 38.954705 ], [ -77.086779, 38.954704 ], [ -77.08621, 38.954704 ], [ -77.084993, 38.954704 ], [ -77.083779, 38.954704 ], [ -77.082896, 38.954703 ], [ -77.082632, 38.9547 ], [ -77.082586, 38.954611 ], [ -77.082181, 38.953816 ], [ -77.08197, 38.953399 ], [ -77.081954, 38.953353 ], [ -77.081885, 38.953233 ], [ -77.081729, 38.95293 ], [ -77.081519, 38.952518 ], [ -77.081285, 38.952066 ], [ -77.080974, 38.951466 ], [ -77.080805, 38.951137 ], [ -77.080791, 38.951111 ], [ -77.080767, 38.951054 ], [ -77.080749, 38.95101 ], [ -77.08071, 38.950908 ], [ -77.080674, 38.950806 ], [ -77.080642, 38.950703 ], [ -77.080612, 38.950599 ], [ -77.080487, 38.950067 ], [ -77.080482, 38.950042 ], [ -77.080399, 38.949685 ], [ -77.08038, 38.949605 ], [ -77.080281, 38.949171 ], [ -77.080268, 38.949104 ], [ -77.080253, 38.949038 ], [ -77.080229, 38.94895 ], [ -77.080211, 38.94889 ], [ -77.0802, 38.94886 ], [ -77.080181, 38.948812 ], [ -77.080148, 38.948742 ], [ -77.080117, 38.948684 ], [ -77.0801, 38.948656 ], [ -77.079926, 38.948336 ], [ -77.079762, 38.948053 ], [ -77.079674, 38.947909 ], [ -77.079926, 38.947914 ], [ -77.080259, 38.947913 ], [ -77.080539, 38.947914 ], [ -77.081151, 38.947914 ], [ -77.081292, 38.947912 ], [ -77.081487, 38.947911 ], [ -77.081807, 38.947912 ], [ -77.081932, 38.947914 ], [ -77.082042, 38.94791 ], [ -77.082153, 38.947905 ], [ -77.082194, 38.947904 ], [ -77.082615, 38.947902 ], [ -77.082964, 38.947903 ], [ -77.083681, 38.947902 ], [ -77.083782, 38.947901 ], [ -77.083897, 38.947901 ], [ -77.08459, 38.947905 ], [ -77.084995, 38.947906 ], [ -77.085087, 38.947906 ], [ -77.085112, 38.947907 ], [ -77.085604, 38.947903 ], [ -77.086208, 38.947906 ], [ -77.087201, 38.947907 ], [ -77.088543, 38.947902 ], [ -77.088635, 38.947901 ], [ -77.088637, 38.948018 ], [ -77.088634, 38.948474 ], [ -77.088634, 38.9488 ], [ -77.088633, 38.948883 ], [ -77.088632, 38.949692 ], [ -77.088634, 38.950365 ], [ -77.088635, 38.950767 ], [ -77.088634, 38.951041 ], [ -77.088632, 38.951266 ], [ -77.088635, 38.951817 ], [ -77.088632, 38.95199 ], [ -77.088632, 38.952109 ], [ -77.088632, 38.953316 ], [ -77.088631, 38.954354 ], [ -77.088632, 38.954525 ], [ -77.088664, 38.954702 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001001", "BLKGRPCE": "4", "GEOID": "110010010014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 698691.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9438661", "INTPTLON": "-077.0852742", "mobility_total": "1919", "mobility_same_house": "1270", "mobility_different_house": "443", "mobility_different_house_same_metro": "367", "mobility_different_house_different_metro": "70", "mobility_different_house_outside_stat_area": "6", "mobility_abroad": "206" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.092916, 38.943164 ], [ -77.092772, 38.943165 ], [ -77.09262, 38.943164 ], [ -77.092148, 38.943162 ], [ -77.091791, 38.943163 ], [ -77.091422, 38.943162 ], [ -77.090714, 38.943162 ], [ -77.090612, 38.943163 ], [ -77.08994, 38.943162 ], [ -77.089393, 38.943163 ], [ -77.088634, 38.943163 ], [ -77.088636, 38.943248 ], [ -77.088634, 38.943556 ], [ -77.088635, 38.943963 ], [ -77.088635, 38.944586 ], [ -77.088636, 38.944785 ], [ -77.088635, 38.944946 ], [ -77.088636, 38.945165 ], [ -77.088636, 38.945466 ], [ -77.088635, 38.945536 ], [ -77.088634, 38.94561 ], [ -77.088634, 38.945878 ], [ -77.088637, 38.946142 ], [ -77.088632, 38.946287 ], [ -77.088631, 38.946369 ], [ -77.088634, 38.946621 ], [ -77.088636, 38.947022 ], [ -77.088629, 38.947099 ], [ -77.088631, 38.947173 ], [ -77.088633, 38.947813 ], [ -77.088635, 38.947901 ], [ -77.088543, 38.947902 ], [ -77.087201, 38.947907 ], [ -77.086208, 38.947906 ], [ -77.085604, 38.947903 ], [ -77.085112, 38.947907 ], [ -77.085087, 38.947906 ], [ -77.084995, 38.947906 ], [ -77.08459, 38.947905 ], [ -77.083897, 38.947901 ], [ -77.083782, 38.947901 ], [ -77.083681, 38.947902 ], [ -77.082964, 38.947903 ], [ -77.082615, 38.947902 ], [ -77.082194, 38.947904 ], [ -77.082153, 38.947905 ], [ -77.082042, 38.94791 ], [ -77.081932, 38.947914 ], [ -77.081807, 38.947912 ], [ -77.081487, 38.947911 ], [ -77.081292, 38.947912 ], [ -77.081151, 38.947914 ], [ -77.080539, 38.947914 ], [ -77.080259, 38.947913 ], [ -77.079926, 38.947914 ], [ -77.079674, 38.947909 ], [ -77.079559, 38.947723 ], [ -77.079367, 38.947365 ], [ -77.079208, 38.947078 ], [ -77.078931, 38.946584 ], [ -77.078888, 38.946504 ], [ -77.078764, 38.946282 ], [ -77.078625, 38.946033 ], [ -77.078541, 38.945885 ], [ -77.078496, 38.945803 ], [ -77.079102, 38.945924 ], [ -77.079109, 38.945889 ], [ -77.079117, 38.945867 ], [ -77.07913, 38.945845 ], [ -77.079145, 38.945825 ], [ -77.079321, 38.945615 ], [ -77.079463, 38.945453 ], [ -77.07964, 38.945246 ], [ -77.079814, 38.945038 ], [ -77.079939, 38.944896 ], [ -77.080036, 38.944783 ], [ -77.080123, 38.94468 ], [ -77.080229, 38.944557 ], [ -77.080393, 38.944364 ], [ -77.080504, 38.944233 ], [ -77.080993, 38.943661 ], [ -77.081271, 38.943333 ], [ -77.08142, 38.94316 ], [ -77.081669, 38.942867 ], [ -77.081968, 38.942518 ], [ -77.082299, 38.942133 ], [ -77.082523, 38.941869 ], [ -77.082729, 38.941632 ], [ -77.08285, 38.941487 ], [ -77.083003, 38.941308 ], [ -77.083132, 38.941157 ], [ -77.083441, 38.940796 ], [ -77.083537, 38.940683 ], [ -77.083832, 38.940339 ], [ -77.083958, 38.940192 ], [ -77.084161, 38.939953 ], [ -77.084408, 38.939666 ], [ -77.084619, 38.939419 ], [ -77.085074, 38.938887 ], [ -77.085473, 38.938421 ], [ -77.085634, 38.938226 ], [ -77.085671, 38.938244 ], [ -77.085723, 38.938261 ], [ -77.08576, 38.93827 ], [ -77.085791, 38.938275 ], [ -77.085818, 38.938276 ], [ -77.0859, 38.938275 ], [ -77.085954, 38.93827 ], [ -77.085981, 38.938266 ], [ -77.086034, 38.938255 ], [ -77.086092, 38.938239 ], [ -77.086153, 38.938214 ], [ -77.086226, 38.938169 ], [ -77.086453, 38.938326 ], [ -77.086619, 38.938437 ], [ -77.087021, 38.93873 ], [ -77.087247, 38.938897 ], [ -77.087645, 38.939187 ], [ -77.088113, 38.939526 ], [ -77.088456, 38.939779 ], [ -77.088959, 38.940144 ], [ -77.089161, 38.940291 ], [ -77.089643, 38.940645 ], [ -77.09008, 38.940965 ], [ -77.090265, 38.941099 ], [ -77.090438, 38.941225 ], [ -77.090777, 38.941468 ], [ -77.090862, 38.941532 ], [ -77.091022, 38.941651 ], [ -77.091751, 38.942182 ], [ -77.091873, 38.94227 ], [ -77.091997, 38.942359 ], [ -77.092561, 38.942774 ], [ -77.092618, 38.942817 ], [ -77.092718, 38.942893 ], [ -77.092847, 38.942988 ], [ -77.093092, 38.943164 ], [ -77.092916, 38.943164 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001001", "BLKGRPCE": "6", "GEOID": "110010010016", "NAMELSAD": "Block Group 6", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 352098.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9458692", "INTPTLON": "-077.0927175", "mobility_total": "1185", "mobility_same_house": "1105", "mobility_different_house": "42", "mobility_different_house_same_metro": "42", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "38" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.09939, 38.947912 ], [ -77.09677, 38.947907 ], [ -77.09616, 38.947911 ], [ -77.095423, 38.947908 ], [ -77.094683, 38.947907 ], [ -77.094338, 38.94791 ], [ -77.092615, 38.947909 ], [ -77.091713, 38.94791 ], [ -77.091024, 38.947907 ], [ -77.09061, 38.947906 ], [ -77.089042, 38.947909 ], [ -77.088635, 38.947901 ], [ -77.088633, 38.947813 ], [ -77.088631, 38.947173 ], [ -77.088629, 38.947099 ], [ -77.088636, 38.947022 ], [ -77.088634, 38.946621 ], [ -77.088631, 38.946369 ], [ -77.088632, 38.946287 ], [ -77.088637, 38.946142 ], [ -77.088634, 38.945878 ], [ -77.088634, 38.94561 ], [ -77.088635, 38.945536 ], [ -77.088636, 38.945466 ], [ -77.088636, 38.945165 ], [ -77.088635, 38.944946 ], [ -77.088636, 38.944785 ], [ -77.088635, 38.944586 ], [ -77.088635, 38.943963 ], [ -77.088634, 38.943556 ], [ -77.088636, 38.943248 ], [ -77.088634, 38.943163 ], [ -77.089393, 38.943163 ], [ -77.08994, 38.943162 ], [ -77.090612, 38.943163 ], [ -77.090714, 38.943162 ], [ -77.091422, 38.943162 ], [ -77.091791, 38.943163 ], [ -77.092148, 38.943162 ], [ -77.09262, 38.943164 ], [ -77.092772, 38.943165 ], [ -77.092916, 38.943164 ], [ -77.093092, 38.943164 ], [ -77.093353, 38.943352 ], [ -77.093675, 38.943588 ], [ -77.093938, 38.943777 ], [ -77.09424, 38.943999 ], [ -77.09459, 38.94425 ], [ -77.0948, 38.944409 ], [ -77.096763, 38.945844 ], [ -77.096879, 38.945925 ], [ -77.096913, 38.945953 ], [ -77.097335, 38.946259 ], [ -77.097548, 38.946412 ], [ -77.098442, 38.94707 ], [ -77.098782, 38.947321 ], [ -77.098994, 38.947474 ], [ -77.09929, 38.947688 ], [ -77.099591, 38.947909 ], [ -77.09939, 38.947912 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001002", "BLKGRPCE": "1", "GEOID": "110010010021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 325182.000000, "AWATER": 137.000000, "INTPTLAT": "+38.9386980", "INTPTLON": "-077.0825525", "mobility_total": "1259", "mobility_same_house": "306", "mobility_different_house": "876", "mobility_different_house_same_metro": "578", "mobility_different_house_different_metro": "298", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "77" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.085634, 38.938226 ], [ -77.085473, 38.938421 ], [ -77.085074, 38.938887 ], [ -77.084619, 38.939419 ], [ -77.084408, 38.939666 ], [ -77.084161, 38.939953 ], [ -77.083958, 38.940192 ], [ -77.083832, 38.940339 ], [ -77.083537, 38.940683 ], [ -77.083441, 38.940796 ], [ -77.083132, 38.941157 ], [ -77.083003, 38.941308 ], [ -77.08285, 38.941487 ], [ -77.082729, 38.941632 ], [ -77.082523, 38.941869 ], [ -77.082299, 38.942133 ], [ -77.081968, 38.942518 ], [ -77.081669, 38.942867 ], [ -77.08142, 38.94316 ], [ -77.080885, 38.94316 ], [ -77.080431, 38.943163 ], [ -77.080327, 38.943163 ], [ -77.079204, 38.943163 ], [ -77.079443, 38.942037 ], [ -77.080049, 38.939188 ], [ -77.07997, 38.937596 ], [ -77.079765, 38.933432 ], [ -77.079879, 38.933515 ], [ -77.079922, 38.933548 ], [ -77.080122, 38.933693 ], [ -77.080226, 38.933768 ], [ -77.0809, 38.934261 ], [ -77.081376, 38.934608 ], [ -77.081587, 38.934763 ], [ -77.081765, 38.934892 ], [ -77.08183, 38.93494 ], [ -77.082015, 38.935076 ], [ -77.08338, 38.936071 ], [ -77.083632, 38.936257 ], [ -77.084053, 38.936563 ], [ -77.084229, 38.936692 ], [ -77.084258, 38.936712 ], [ -77.084293, 38.936738 ], [ -77.084636, 38.93699 ], [ -77.084718, 38.937049 ], [ -77.084896, 38.937177 ], [ -77.085354, 38.937503 ], [ -77.085391, 38.937525 ], [ -77.085487, 38.937587 ], [ -77.085585, 38.937662 ], [ -77.085539, 38.937704 ], [ -77.085514, 38.937733 ], [ -77.085499, 38.937753 ], [ -77.085474, 38.937795 ], [ -77.08546, 38.937828 ], [ -77.08545, 38.937862 ], [ -77.085443, 38.937896 ], [ -77.08544, 38.937931 ], [ -77.085442, 38.937966 ], [ -77.085447, 38.938001 ], [ -77.085469, 38.938056 ], [ -77.085497, 38.938103 ], [ -77.08555, 38.938166 ], [ -77.085566, 38.93818 ], [ -77.085594, 38.938202 ], [ -77.085634, 38.938226 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001002", "BLKGRPCE": "2", "GEOID": "110010010022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 222081.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9361602", "INTPTLON": "-077.0753228", "mobility_total": "1444", "mobility_same_house": "991", "mobility_different_house": "406", "mobility_different_house_same_metro": "254", "mobility_different_house_different_metro": "137", "mobility_different_house_outside_stat_area": "15", "mobility_abroad": "47" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.077978, 38.93893 ], [ -77.077922, 38.938943 ], [ -77.077821, 38.938968 ], [ -77.077785, 38.938974 ], [ -77.077742, 38.938978 ], [ -77.07765, 38.938981 ], [ -77.077597, 38.938981 ], [ -77.07744, 38.938984 ], [ -77.077335, 38.938988 ], [ -77.077113, 38.939001 ], [ -77.076921, 38.939019 ], [ -77.076857, 38.939027 ], [ -77.07673, 38.939045 ], [ -77.076667, 38.939055 ], [ -77.076541, 38.939077 ], [ -77.076438, 38.939099 ], [ -77.076284, 38.939136 ], [ -77.076128, 38.93918 ], [ -77.075791, 38.939286 ], [ -77.075641, 38.939337 ], [ -77.075037, 38.939545 ], [ -77.07426, 38.938136 ], [ -77.073841, 38.937373 ], [ -77.073793, 38.937287 ], [ -77.073578, 38.936898 ], [ -77.073464, 38.936688 ], [ -77.073253, 38.936287 ], [ -77.073224, 38.936232 ], [ -77.073149, 38.936075 ], [ -77.073101, 38.935973 ], [ -77.072892, 38.935516 ], [ -77.072609, 38.934898 ], [ -77.072538, 38.934737 ], [ -77.072524, 38.9347 ], [ -77.072505, 38.934636 ], [ -77.072489, 38.934581 ], [ -77.072465, 38.934485 ], [ -77.07245, 38.934409 ], [ -77.072442, 38.934358 ], [ -77.072433, 38.934282 ], [ -77.072429, 38.934231 ], [ -77.072419, 38.934 ], [ -77.072413, 38.933901 ], [ -77.072409, 38.933703 ], [ -77.07241, 38.933604 ], [ -77.072415, 38.933484 ], [ -77.072559, 38.933485 ], [ -77.072909, 38.933483 ], [ -77.073238, 38.933483 ], [ -77.073597, 38.933481 ], [ -77.073865, 38.933482 ], [ -77.073978, 38.933481 ], [ -77.074847, 38.933482 ], [ -77.075181, 38.933485 ], [ -77.075295, 38.933485 ], [ -77.075862, 38.933488 ], [ -77.076358, 38.933486 ], [ -77.076625, 38.933488 ], [ -77.07694, 38.933489 ], [ -77.077048, 38.933488 ], [ -77.077045, 38.933589 ], [ -77.077041, 38.934154 ], [ -77.077037, 38.934522 ], [ -77.077037, 38.934766 ], [ -77.077036, 38.934822 ], [ -77.077038, 38.934933 ], [ -77.077045, 38.935045 ], [ -77.07705, 38.935101 ], [ -77.077063, 38.935212 ], [ -77.077081, 38.935323 ], [ -77.077146, 38.935559 ], [ -77.077187, 38.935701 ], [ -77.077215, 38.935794 ], [ -77.077322, 38.936159 ], [ -77.077424, 38.936494 ], [ -77.077539, 38.936885 ], [ -77.077594, 38.937074 ], [ -77.07768, 38.93736 ], [ -77.077762, 38.937647 ], [ -77.07783, 38.937878 ], [ -77.077855, 38.937977 ], [ -77.077869, 38.938041 ], [ -77.077881, 38.938106 ], [ -77.077886, 38.938138 ], [ -77.07795, 38.938454 ], [ -77.078039, 38.93892 ], [ -77.077978, 38.93893 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001100", "BLKGRPCE": "3", "GEOID": "110010011003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 159813.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9570961", "INTPTLON": "-077.0730263", "mobility_total": "682", "mobility_same_house": "617", "mobility_different_house": "65", "mobility_different_house_same_metro": "65", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.077145, 38.959027 ], [ -77.07686, 38.959026 ], [ -77.075821, 38.959025 ], [ -77.074592, 38.959026 ], [ -77.074553, 38.959026 ], [ -77.074451, 38.959024 ], [ -77.073541, 38.959023 ], [ -77.072848, 38.959025 ], [ -77.072508, 38.959025 ], [ -77.072359, 38.959026 ], [ -77.072154, 38.959026 ], [ -77.07211, 38.958949 ], [ -77.071765, 38.958359 ], [ -77.071744, 38.958321 ], [ -77.071607, 38.95809 ], [ -77.071406, 38.957739 ], [ -77.071288, 38.957532 ], [ -77.071107, 38.957223 ], [ -77.070977, 38.957001 ], [ -77.070544, 38.956263 ], [ -77.070411, 38.956033 ], [ -77.0702, 38.955669 ], [ -77.070122, 38.955533 ], [ -77.069908, 38.955167 ], [ -77.069739, 38.954881 ], [ -77.06963, 38.954691 ], [ -77.071559, 38.954693 ], [ -77.072361, 38.954694 ], [ -77.072601, 38.954692 ], [ -77.072726, 38.954692 ], [ -77.072945, 38.955065 ], [ -77.073064, 38.955267 ], [ -77.073086, 38.955307 ], [ -77.073132, 38.955385 ], [ -77.073204, 38.955501 ], [ -77.073309, 38.955652 ], [ -77.073338, 38.955695 ], [ -77.07343, 38.955823 ], [ -77.073462, 38.955865 ], [ -77.073495, 38.955906 ], [ -77.073527, 38.955948 ], [ -77.073697, 38.956153 ], [ -77.073732, 38.956194 ], [ -77.073803, 38.956274 ], [ -77.073951, 38.956432 ], [ -77.07399, 38.956471 ], [ -77.074034, 38.956517 ], [ -77.074107, 38.956589 ], [ -77.074171, 38.956652 ], [ -77.074265, 38.956739 ], [ -77.074363, 38.956826 ], [ -77.074462, 38.95691 ], [ -77.074503, 38.956946 ], [ -77.074592, 38.957021 ], [ -77.074629, 38.957052 ], [ -77.074737, 38.957139 ], [ -77.07489, 38.957257 ], [ -77.074974, 38.957319 ], [ -77.075104, 38.957409 ], [ -77.075269, 38.957515 ], [ -77.075456, 38.957633 ], [ -77.075546, 38.957688 ], [ -77.07574, 38.957801 ], [ -77.075823, 38.957847 ], [ -77.076033, 38.957959 ], [ -77.076257, 38.95807 ], [ -77.076509, 38.958197 ], [ -77.076643, 38.958266 ], [ -77.076834, 38.95836 ], [ -77.077144, 38.958359 ], [ -77.077145, 38.958518 ], [ -77.077145, 38.959027 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001100", "BLKGRPCE": "4", "GEOID": "110010011004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 622704.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9527135", "INTPTLON": "-077.0765354", "mobility_total": "549", "mobility_same_house": "517", "mobility_different_house": "32", "mobility_different_house_same_metro": "30", "mobility_different_house_different_metro": "1", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.082632, 38.9547 ], [ -77.082467, 38.954698 ], [ -77.082124, 38.954702 ], [ -77.082027, 38.954702 ], [ -77.081926, 38.954703 ], [ -77.080305, 38.954703 ], [ -77.08021, 38.954702 ], [ -77.07927, 38.954701 ], [ -77.077245, 38.954699 ], [ -77.077145, 38.954698 ], [ -77.077144, 38.955502 ], [ -77.077143, 38.95557 ], [ -77.077143, 38.955951 ], [ -77.077143, 38.956259 ], [ -77.077142, 38.956946 ], [ -77.077141, 38.957022 ], [ -77.07714, 38.957688 ], [ -77.077144, 38.958359 ], [ -77.076834, 38.95836 ], [ -77.076643, 38.958266 ], [ -77.076509, 38.958197 ], [ -77.076257, 38.95807 ], [ -77.076033, 38.957959 ], [ -77.075823, 38.957847 ], [ -77.07574, 38.957801 ], [ -77.075546, 38.957688 ], [ -77.075456, 38.957633 ], [ -77.075269, 38.957515 ], [ -77.075104, 38.957409 ], [ -77.074974, 38.957319 ], [ -77.07489, 38.957257 ], [ -77.074737, 38.957139 ], [ -77.074629, 38.957052 ], [ -77.074592, 38.957021 ], [ -77.074503, 38.956946 ], [ -77.074462, 38.95691 ], [ -77.074363, 38.956826 ], [ -77.074265, 38.956739 ], [ -77.074171, 38.956652 ], [ -77.074107, 38.956589 ], [ -77.074034, 38.956517 ], [ -77.07399, 38.956471 ], [ -77.073951, 38.956432 ], [ -77.073803, 38.956274 ], [ -77.073732, 38.956194 ], [ -77.073697, 38.956153 ], [ -77.073527, 38.955948 ], [ -77.073495, 38.955906 ], [ -77.073462, 38.955865 ], [ -77.07343, 38.955823 ], [ -77.073338, 38.955695 ], [ -77.073309, 38.955652 ], [ -77.073204, 38.955501 ], [ -77.073132, 38.955385 ], [ -77.073086, 38.955307 ], [ -77.073064, 38.955267 ], [ -77.072945, 38.955065 ], [ -77.072726, 38.954692 ], [ -77.072601, 38.954692 ], [ -77.072361, 38.954694 ], [ -77.071559, 38.954693 ], [ -77.06963, 38.954691 ], [ -77.069578, 38.954602 ], [ -77.069497, 38.954459 ], [ -77.069425, 38.954336 ], [ -77.069509, 38.954204 ], [ -77.069519, 38.954182 ], [ -77.069576, 38.954023 ], [ -77.069596, 38.953973 ], [ -77.069632, 38.953881 ], [ -77.069815, 38.953379 ], [ -77.069837, 38.953304 ], [ -77.069845, 38.953256 ], [ -77.069844, 38.952997 ], [ -77.069844, 38.952424 ], [ -77.069844, 38.952095 ], [ -77.070401, 38.952095 ], [ -77.070894, 38.952097 ], [ -77.07152, 38.952097 ], [ -77.071719, 38.952098 ], [ -77.072156, 38.952097 ], [ -77.072868, 38.952098 ], [ -77.073085, 38.952099 ], [ -77.073506, 38.952099 ], [ -77.073625, 38.952101 ], [ -77.073655, 38.952108 ], [ -77.073683, 38.952118 ], [ -77.073708, 38.952133 ], [ -77.073729, 38.952151 ], [ -77.07384, 38.952027 ], [ -77.074224, 38.951577 ], [ -77.074315, 38.951469 ], [ -77.074444, 38.951315 ], [ -77.074652, 38.951075 ], [ -77.074764, 38.950946 ], [ -77.074887, 38.950797 ], [ -77.074944, 38.950732 ], [ -77.0751, 38.950555 ], [ -77.075375, 38.950234 ], [ -77.075645, 38.949913 ], [ -77.075802, 38.949735 ], [ -77.075954, 38.949565 ], [ -77.076555, 38.948853 ], [ -77.076751, 38.948627 ], [ -77.076921, 38.948427 ], [ -77.077072, 38.948247 ], [ -77.077171, 38.948128 ], [ -77.077365, 38.947903 ], [ -77.077509, 38.947737 ], [ -77.077637, 38.947584 ], [ -77.07769, 38.947523 ], [ -77.077807, 38.947389 ], [ -77.077942, 38.947227 ], [ -77.078019, 38.947139 ], [ -77.078137, 38.947006 ], [ -77.078282, 38.946828 ], [ -77.078309, 38.946801 ], [ -77.078326, 38.946786 ], [ -77.078345, 38.946772 ], [ -77.078389, 38.946743 ], [ -77.078422, 38.946726 ], [ -77.078482, 38.946699 ], [ -77.078535, 38.946562 ], [ -77.078623, 38.946569 ], [ -77.078677, 38.946574 ], [ -77.078732, 38.946564 ], [ -77.078783, 38.94655 ], [ -77.078831, 38.94653 ], [ -77.078888, 38.946504 ], [ -77.078931, 38.946584 ], [ -77.079208, 38.947078 ], [ -77.079367, 38.947365 ], [ -77.079559, 38.947723 ], [ -77.079674, 38.947909 ], [ -77.079762, 38.948053 ], [ -77.079926, 38.948336 ], [ -77.0801, 38.948656 ], [ -77.080117, 38.948684 ], [ -77.080148, 38.948742 ], [ -77.080181, 38.948812 ], [ -77.0802, 38.94886 ], [ -77.080211, 38.94889 ], [ -77.080229, 38.94895 ], [ -77.080253, 38.949038 ], [ -77.080268, 38.949104 ], [ -77.080281, 38.949171 ], [ -77.08038, 38.949605 ], [ -77.080399, 38.949685 ], [ -77.080482, 38.950042 ], [ -77.080487, 38.950067 ], [ -77.080612, 38.950599 ], [ -77.080642, 38.950703 ], [ -77.080674, 38.950806 ], [ -77.08071, 38.950908 ], [ -77.080749, 38.95101 ], [ -77.080767, 38.951054 ], [ -77.080791, 38.951111 ], [ -77.080805, 38.951137 ], [ -77.080974, 38.951466 ], [ -77.081285, 38.952066 ], [ -77.081519, 38.952518 ], [ -77.081729, 38.95293 ], [ -77.081885, 38.953233 ], [ -77.081954, 38.953353 ], [ -77.08197, 38.953399 ], [ -77.082181, 38.953816 ], [ -77.082586, 38.954611 ], [ -77.082632, 38.9547 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001200", "BLKGRPCE": "2", "GEOID": "110010012002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 179162.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9487547", "INTPTLON": "-077.0714072", "mobility_total": "1101", "mobility_same_house": "956", "mobility_different_house": "145", "mobility_different_house_same_metro": "105", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.077365, 38.947903 ], [ -77.077171, 38.948128 ], [ -77.077072, 38.948247 ], [ -77.076921, 38.948427 ], [ -77.076751, 38.948627 ], [ -77.076555, 38.948853 ], [ -77.075954, 38.949565 ], [ -77.075802, 38.949735 ], [ -77.075775, 38.949718 ], [ -77.075745, 38.949705 ], [ -77.075712, 38.949696 ], [ -77.075679, 38.94969 ], [ -77.075644, 38.949688 ], [ -77.075339, 38.949689 ], [ -77.075155, 38.949688 ], [ -77.074879, 38.949685 ], [ -77.074604, 38.949685 ], [ -77.074507, 38.949684 ], [ -77.073971, 38.949685 ], [ -77.073313, 38.949685 ], [ -77.072618, 38.949683 ], [ -77.07212, 38.949686 ], [ -77.071985, 38.949685 ], [ -77.071535, 38.949684 ], [ -77.070166, 38.949683 ], [ -77.069845, 38.949686 ], [ -77.066714, 38.949683 ], [ -77.066259, 38.948902 ], [ -77.066215, 38.948825 ], [ -77.066069, 38.948569 ], [ -77.065743, 38.94801 ], [ -77.065678, 38.947895 ], [ -77.065852, 38.947894 ], [ -77.066908, 38.947895 ], [ -77.067232, 38.947897 ], [ -77.067777, 38.947897 ], [ -77.068241, 38.947896 ], [ -77.068788, 38.947898 ], [ -77.069763, 38.947898 ], [ -77.069844, 38.947897 ], [ -77.069958, 38.947897 ], [ -77.070022, 38.947896 ], [ -77.070923, 38.947896 ], [ -77.072039, 38.947898 ], [ -77.072458, 38.9479 ], [ -77.072578, 38.947899 ], [ -77.07299, 38.947896 ], [ -77.073335, 38.947895 ], [ -77.074494, 38.947901 ], [ -77.074605, 38.947899 ], [ -77.07548, 38.947897 ], [ -77.075983, 38.947899 ], [ -77.076137, 38.947898 ], [ -77.076537, 38.947898 ], [ -77.076923, 38.947899 ], [ -77.077033, 38.947901 ], [ -77.077209, 38.947904 ], [ -77.077365, 38.947903 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001200", "BLKGRPCE": "3", "GEOID": "110010012003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 197304.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9470725", "INTPTLON": "-077.0717110", "mobility_total": "613", "mobility_same_house": "599", "mobility_different_house": "14", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.078482, 38.946699 ], [ -77.078422, 38.946726 ], [ -77.078389, 38.946743 ], [ -77.078345, 38.946772 ], [ -77.078326, 38.946786 ], [ -77.078309, 38.946801 ], [ -77.078282, 38.946828 ], [ -77.078137, 38.947006 ], [ -77.078019, 38.947139 ], [ -77.077942, 38.947227 ], [ -77.077807, 38.947389 ], [ -77.07769, 38.947523 ], [ -77.077637, 38.947584 ], [ -77.077509, 38.947737 ], [ -77.077365, 38.947903 ], [ -77.077209, 38.947904 ], [ -77.077033, 38.947901 ], [ -77.076923, 38.947899 ], [ -77.076537, 38.947898 ], [ -77.076137, 38.947898 ], [ -77.075983, 38.947899 ], [ -77.07548, 38.947897 ], [ -77.074605, 38.947899 ], [ -77.074494, 38.947901 ], [ -77.073335, 38.947895 ], [ -77.07299, 38.947896 ], [ -77.072578, 38.947899 ], [ -77.072458, 38.9479 ], [ -77.072039, 38.947898 ], [ -77.070923, 38.947896 ], [ -77.070022, 38.947896 ], [ -77.069958, 38.947897 ], [ -77.069844, 38.947897 ], [ -77.069763, 38.947898 ], [ -77.068788, 38.947898 ], [ -77.068241, 38.947896 ], [ -77.067777, 38.947897 ], [ -77.067232, 38.947897 ], [ -77.066908, 38.947895 ], [ -77.065852, 38.947894 ], [ -77.065678, 38.947895 ], [ -77.06562, 38.947792 ], [ -77.065356, 38.947335 ], [ -77.065132, 38.946954 ], [ -77.065006, 38.946736 ], [ -77.065091, 38.946702 ], [ -77.065343, 38.946612 ], [ -77.065384, 38.946598 ], [ -77.065744, 38.946465 ], [ -77.06586, 38.946417 ], [ -77.065949, 38.946376 ], [ -77.065981, 38.94636 ], [ -77.066043, 38.946326 ], [ -77.066073, 38.946308 ], [ -77.066111, 38.946288 ], [ -77.066151, 38.94627 ], [ -77.066193, 38.946256 ], [ -77.066259, 38.946241 ], [ -77.066329, 38.946232 ], [ -77.066423, 38.946225 ], [ -77.066494, 38.946223 ], [ -77.067276, 38.94622 ], [ -77.067457, 38.946227 ], [ -77.067646, 38.946253 ], [ -77.067747, 38.94627 ], [ -77.0678, 38.946276 ], [ -77.067836, 38.946278 ], [ -77.067872, 38.946278 ], [ -77.067907, 38.946277 ], [ -77.068122, 38.946276 ], [ -77.068436, 38.946274 ], [ -77.068745, 38.946274 ], [ -77.069041, 38.946276 ], [ -77.069404, 38.946275 ], [ -77.06985, 38.946278 ], [ -77.069945, 38.946277 ], [ -77.071094, 38.946279 ], [ -77.071733, 38.946279 ], [ -77.071926, 38.946279 ], [ -77.072339, 38.946277 ], [ -77.072414, 38.946278 ], [ -77.072569, 38.94628 ], [ -77.073688, 38.946281 ], [ -77.074066, 38.946279 ], [ -77.074517, 38.946281 ], [ -77.074606, 38.94628 ], [ -77.074738, 38.946278 ], [ -77.07594, 38.946278 ], [ -77.076135, 38.946279 ], [ -77.076928, 38.946279 ], [ -77.077031, 38.94628 ], [ -77.077137, 38.946282 ], [ -77.077518, 38.946283 ], [ -77.07842, 38.946283 ], [ -77.078418, 38.94631 ], [ -77.078419, 38.94634 ], [ -77.078425, 38.946386 ], [ -77.078437, 38.946433 ], [ -77.078454, 38.946473 ], [ -77.078467, 38.946499 ], [ -77.078481, 38.946524 ], [ -77.078535, 38.946562 ], [ -77.078482, 38.946699 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001901", "BLKGRPCE": "2", "GEOID": "110010019012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 171266.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9638222", "INTPTLON": "-077.0238487", "mobility_total": "1025", "mobility_same_house": "940", "mobility_different_house": "63", "mobility_different_house_same_metro": "17", "mobility_different_house_different_metro": "46", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "22" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02788, 38.962798 ], [ -77.027852, 38.963176 ], [ -77.027822, 38.963546 ], [ -77.027811, 38.963694 ], [ -77.027804, 38.963772 ], [ -77.027786, 38.964 ], [ -77.027742, 38.964587 ], [ -77.02771, 38.964954 ], [ -77.026654, 38.964952 ], [ -77.026332, 38.964954 ], [ -77.02606, 38.964952 ], [ -77.025968, 38.964952 ], [ -77.025864, 38.964953 ], [ -77.024205, 38.964953 ], [ -77.02412, 38.964952 ], [ -77.023827, 38.964951 ], [ -77.023329, 38.964951 ], [ -77.023069, 38.964951 ], [ -77.022447, 38.964955 ], [ -77.022345, 38.964953 ], [ -77.019897, 38.96495 ], [ -77.019896, 38.964868 ], [ -77.019895, 38.964362 ], [ -77.019896, 38.963856 ], [ -77.019895, 38.963772 ], [ -77.019895, 38.96371 ], [ -77.019898, 38.963401 ], [ -77.019897, 38.963237 ], [ -77.019896, 38.9627 ], [ -77.019994, 38.9627 ], [ -77.020182, 38.962702 ], [ -77.020591, 38.962702 ], [ -77.020929, 38.962701 ], [ -77.021398, 38.962698 ], [ -77.022073, 38.962698 ], [ -77.022447, 38.962699 ], [ -77.022541, 38.9627 ], [ -77.023353, 38.9627 ], [ -77.024022, 38.962701 ], [ -77.024207, 38.962701 ], [ -77.024985, 38.9627 ], [ -77.025861, 38.962701 ], [ -77.025895, 38.962702 ], [ -77.025967, 38.962702 ], [ -77.026174, 38.962702 ], [ -77.026399, 38.9627 ], [ -77.026731, 38.962701 ], [ -77.027154, 38.962701 ], [ -77.027492, 38.9627 ], [ -77.027738, 38.962701 ], [ -77.027889, 38.9627 ], [ -77.02788, 38.962798 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001901", "BLKGRPCE": "3", "GEOID": "110010019013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 173133.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9661146", "INTPTLON": "-077.0237514", "mobility_total": "792", "mobility_same_house": "687", "mobility_different_house": "105", "mobility_different_house_same_metro": "105", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02769, 38.965173 ], [ -77.027661, 38.965465 ], [ -77.027603, 38.966133 ], [ -77.027583, 38.966344 ], [ -77.027501, 38.967288 ], [ -77.027345, 38.967289 ], [ -77.026905, 38.967289 ], [ -77.026494, 38.967291 ], [ -77.026245, 38.967289 ], [ -77.025964, 38.967289 ], [ -77.025727, 38.967288 ], [ -77.024528, 38.967288 ], [ -77.024209, 38.967288 ], [ -77.023924, 38.967286 ], [ -77.023754, 38.967286 ], [ -77.023291, 38.967287 ], [ -77.022715, 38.967286 ], [ -77.022445, 38.967286 ], [ -77.022377, 38.967287 ], [ -77.022342, 38.967286 ], [ -77.022278, 38.967285 ], [ -77.022118, 38.967285 ], [ -77.021407, 38.967285 ], [ -77.021164, 38.967287 ], [ -77.020024, 38.967286 ], [ -77.019895, 38.967288 ], [ -77.019896, 38.966711 ], [ -77.019898, 38.966214 ], [ -77.019899, 38.966135 ], [ -77.019899, 38.96554 ], [ -77.019897, 38.96495 ], [ -77.022345, 38.964953 ], [ -77.022447, 38.964955 ], [ -77.023069, 38.964951 ], [ -77.023329, 38.964951 ], [ -77.023827, 38.964951 ], [ -77.02412, 38.964952 ], [ -77.024205, 38.964953 ], [ -77.025864, 38.964953 ], [ -77.025968, 38.964952 ], [ -77.02606, 38.964952 ], [ -77.026332, 38.964954 ], [ -77.026654, 38.964952 ], [ -77.02771, 38.964954 ], [ -77.02769, 38.965173 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001901", "BLKGRPCE": "4", "GEOID": "110010019014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 189856.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9685987", "INTPTLON": "-077.0236379", "mobility_total": "786", "mobility_same_house": "717", "mobility_different_house": "69", "mobility_different_house_same_metro": "63", "mobility_different_house_different_metro": "6", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.027491, 38.967383 ], [ -77.027485, 38.96745 ], [ -77.027477, 38.967535 ], [ -77.027473, 38.967579 ], [ -77.02745, 38.967813 ], [ -77.027409, 38.968259 ], [ -77.027402, 38.96832 ], [ -77.027378, 38.96863 ], [ -77.027363, 38.968816 ], [ -77.027348, 38.968979 ], [ -77.027333, 38.969142 ], [ -77.027307, 38.96947 ], [ -77.027265, 38.969925 ], [ -77.027126, 38.969926 ], [ -77.026889, 38.969923 ], [ -77.025867, 38.969924 ], [ -77.025598, 38.969923 ], [ -77.025406, 38.969924 ], [ -77.025219, 38.969925 ], [ -77.024211, 38.969924 ], [ -77.024112, 38.969923 ], [ -77.023457, 38.969924 ], [ -77.02333, 38.969923 ], [ -77.02323, 38.969923 ], [ -77.02318, 38.969922 ], [ -77.02245, 38.969924 ], [ -77.021554, 38.969921 ], [ -77.021412, 38.969924 ], [ -77.021348, 38.969926 ], [ -77.021322, 38.969925 ], [ -77.021165, 38.969925 ], [ -77.021085, 38.969924 ], [ -77.020771, 38.969925 ], [ -77.020236, 38.969923 ], [ -77.019895, 38.969923 ], [ -77.019895, 38.969847 ], [ -77.019894, 38.969788 ], [ -77.019895, 38.969407 ], [ -77.019895, 38.969006 ], [ -77.019897, 38.968766 ], [ -77.019897, 38.968632 ], [ -77.019896, 38.968559 ], [ -77.019898, 38.967939 ], [ -77.019897, 38.967641 ], [ -77.019895, 38.967388 ], [ -77.019895, 38.967288 ], [ -77.020024, 38.967286 ], [ -77.021164, 38.967287 ], [ -77.021407, 38.967285 ], [ -77.022118, 38.967285 ], [ -77.022278, 38.967285 ], [ -77.022342, 38.967286 ], [ -77.022377, 38.967287 ], [ -77.022445, 38.967286 ], [ -77.022715, 38.967286 ], [ -77.023291, 38.967287 ], [ -77.023754, 38.967286 ], [ -77.023924, 38.967286 ], [ -77.024209, 38.967288 ], [ -77.024528, 38.967288 ], [ -77.025727, 38.967288 ], [ -77.025964, 38.967289 ], [ -77.026245, 38.967289 ], [ -77.026494, 38.967291 ], [ -77.026905, 38.967289 ], [ -77.027345, 38.967289 ], [ -77.027501, 38.967288 ], [ -77.027491, 38.967383 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001902", "BLKGRPCE": "2", "GEOID": "110010019022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 450311.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9663853", "INTPTLON": "-077.0158843", "mobility_total": "671", "mobility_same_house": "606", "mobility_different_house": "65", "mobility_different_house_same_metro": "44", "mobility_different_house_different_metro": "21", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019899, 38.966135 ], [ -77.019898, 38.966214 ], [ -77.019896, 38.966711 ], [ -77.019895, 38.967288 ], [ -77.019895, 38.967388 ], [ -77.019897, 38.967641 ], [ -77.019898, 38.967939 ], [ -77.019896, 38.968559 ], [ -77.019897, 38.968632 ], [ -77.019897, 38.968766 ], [ -77.019895, 38.969006 ], [ -77.019895, 38.969407 ], [ -77.019894, 38.969788 ], [ -77.019895, 38.969847 ], [ -77.019895, 38.969923 ], [ -77.019799, 38.969924 ], [ -77.018029, 38.969923 ], [ -77.016165, 38.969923 ], [ -77.016024, 38.969924 ], [ -77.01548, 38.969923 ], [ -77.015154, 38.969925 ], [ -77.01496, 38.969922 ], [ -77.014891, 38.969921 ], [ -77.014857, 38.969923 ], [ -77.014771, 38.969936 ], [ -77.013869, 38.968392 ], [ -77.013736, 38.968179 ], [ -77.012926, 38.966991 ], [ -77.012564, 38.966586 ], [ -77.012169, 38.96617 ], [ -77.011349, 38.965392 ], [ -77.009562, 38.963905 ], [ -77.009602, 38.963849 ], [ -77.010461, 38.962695 ], [ -77.010713, 38.962357 ], [ -77.010765, 38.96245 ], [ -77.010967, 38.9627 ], [ -77.011105, 38.962904 ], [ -77.011196, 38.963068 ], [ -77.01124, 38.96315 ], [ -77.011326, 38.963315 ], [ -77.011368, 38.963399 ], [ -77.011487, 38.963649 ], [ -77.011539, 38.963761 ], [ -77.011554, 38.963797 ], [ -77.01158, 38.963787 ], [ -77.011606, 38.96378 ], [ -77.011634, 38.963775 ], [ -77.011661, 38.963773 ], [ -77.011689, 38.963772 ], [ -77.012062, 38.963772 ], [ -77.012421, 38.963774 ], [ -77.012616, 38.963773 ], [ -77.012829, 38.963769 ], [ -77.012948, 38.963772 ], [ -77.013001, 38.963772 ], [ -77.013157, 38.96377 ], [ -77.013548, 38.963769 ], [ -77.013649, 38.963768 ], [ -77.014097, 38.963771 ], [ -77.014564, 38.96377 ], [ -77.01502, 38.963773 ], [ -77.015453, 38.963771 ], [ -77.016165, 38.963771 ], [ -77.016312, 38.96377 ], [ -77.017506, 38.963774 ], [ -77.018028, 38.963771 ], [ -77.018219, 38.963772 ], [ -77.018658, 38.963772 ], [ -77.019031, 38.963771 ], [ -77.01982, 38.963773 ], [ -77.019895, 38.963772 ], [ -77.019896, 38.963856 ], [ -77.019895, 38.964362 ], [ -77.019896, 38.964868 ], [ -77.019897, 38.96495 ], [ -77.019899, 38.96554 ], [ -77.019899, 38.966135 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001902", "BLKGRPCE": "1", "GEOID": "110010019021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 427039.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9613406", "INTPTLON": "-077.0153943", "mobility_total": "1531", "mobility_same_house": "1484", "mobility_different_house": "37", "mobility_different_house_same_metro": "28", "mobility_different_house_different_metro": "9", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019899, 38.959376 ], [ -77.019898, 38.959449 ], [ -77.019898, 38.960165 ], [ -77.019895, 38.96067 ], [ -77.019897, 38.961001 ], [ -77.019894, 38.961315 ], [ -77.019894, 38.961521 ], [ -77.019895, 38.961659 ], [ -77.019894, 38.961935 ], [ -77.019893, 38.962007 ], [ -77.019893, 38.962073 ], [ -77.019899, 38.962271 ], [ -77.019897, 38.962506 ], [ -77.019897, 38.962623 ], [ -77.019896, 38.9627 ], [ -77.019897, 38.963237 ], [ -77.019898, 38.963401 ], [ -77.019895, 38.96371 ], [ -77.019895, 38.963772 ], [ -77.01982, 38.963773 ], [ -77.019031, 38.963771 ], [ -77.018658, 38.963772 ], [ -77.018219, 38.963772 ], [ -77.018028, 38.963771 ], [ -77.017506, 38.963774 ], [ -77.016312, 38.96377 ], [ -77.016165, 38.963771 ], [ -77.015453, 38.963771 ], [ -77.01502, 38.963773 ], [ -77.014564, 38.96377 ], [ -77.014097, 38.963771 ], [ -77.013649, 38.963768 ], [ -77.013548, 38.963769 ], [ -77.013157, 38.96377 ], [ -77.013001, 38.963772 ], [ -77.012948, 38.963772 ], [ -77.012829, 38.963769 ], [ -77.012616, 38.963773 ], [ -77.012421, 38.963774 ], [ -77.012062, 38.963772 ], [ -77.011689, 38.963772 ], [ -77.011661, 38.963773 ], [ -77.011634, 38.963775 ], [ -77.011606, 38.96378 ], [ -77.01158, 38.963787 ], [ -77.011554, 38.963797 ], [ -77.011539, 38.963761 ], [ -77.011487, 38.963649 ], [ -77.011368, 38.963399 ], [ -77.011326, 38.963315 ], [ -77.01124, 38.96315 ], [ -77.011196, 38.963068 ], [ -77.011105, 38.962904 ], [ -77.010967, 38.9627 ], [ -77.010765, 38.96245 ], [ -77.010713, 38.962357 ], [ -77.010631, 38.962289 ], [ -77.010461, 38.962081 ], [ -77.01009, 38.961622 ], [ -77.009858, 38.961339 ], [ -77.009725, 38.961168 ], [ -77.00968, 38.961106 ], [ -77.009653, 38.961066 ], [ -77.00961, 38.960998 ], [ -77.009579, 38.960946 ], [ -77.009533, 38.960864 ], [ -77.009491, 38.960782 ], [ -77.009452, 38.960698 ], [ -77.009393, 38.960553 ], [ -77.009355, 38.960456 ], [ -77.009263, 38.960213 ], [ -77.009251, 38.960184 ], [ -77.009351, 38.960163 ], [ -77.009413, 38.96016 ], [ -77.01056, 38.960162 ], [ -77.010959, 38.960161 ], [ -77.011242, 38.960162 ], [ -77.011613, 38.96016 ], [ -77.011881, 38.960162 ], [ -77.012133, 38.960162 ], [ -77.012166, 38.960164 ], [ -77.012199, 38.960168 ], [ -77.012231, 38.960174 ], [ -77.012326, 38.960198 ], [ -77.013422, 38.958733 ], [ -77.013601, 38.958731 ], [ -77.013672, 38.958731 ], [ -77.014094, 38.958733 ], [ -77.014758, 38.958733 ], [ -77.015188, 38.958734 ], [ -77.016167, 38.958733 ], [ -77.01637, 38.958733 ], [ -77.016677, 38.958738 ], [ -77.016916, 38.958739 ], [ -77.017007, 38.958737 ], [ -77.0171, 38.958736 ], [ -77.017436, 38.958736 ], [ -77.017805, 38.958734 ], [ -77.018032, 38.958736 ], [ -77.018188, 38.958738 ], [ -77.018495, 38.958736 ], [ -77.01878, 38.958733 ], [ -77.019316, 38.958737 ], [ -77.01966, 38.958733 ], [ -77.019897, 38.958733 ], [ -77.019896, 38.958863 ], [ -77.019899, 38.959225 ], [ -77.019899, 38.959376 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002001", "BLKGRPCE": "1", "GEOID": "110010020011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 134703.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9598824", "INTPTLON": "-077.0318055", "mobility_total": "1191", "mobility_same_house": "1118", "mobility_different_house": "39", "mobility_different_house_same_metro": "35", "mobility_different_house_different_metro": "4", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "34" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.033425, 38.959283 ], [ -77.033425, 38.959634 ], [ -77.033426, 38.960219 ], [ -77.033425, 38.961017 ], [ -77.033425, 38.961592 ], [ -77.033425, 38.961981 ], [ -77.033425, 38.962042 ], [ -77.032001, 38.961838 ], [ -77.029694, 38.961506 ], [ -77.029571, 38.961484 ], [ -77.029144, 38.961419 ], [ -77.028983, 38.961399 ], [ -77.028675, 38.961367 ], [ -77.02852, 38.961338 ], [ -77.028508, 38.961291 ], [ -77.028507, 38.961271 ], [ -77.028512, 38.961249 ], [ -77.028536, 38.961202 ], [ -77.028548, 38.961186 ], [ -77.028588, 38.961141 ], [ -77.028753, 38.960988 ], [ -77.029249, 38.960533 ], [ -77.029478, 38.960318 ], [ -77.029513, 38.960288 ], [ -77.029532, 38.960274 ], [ -77.029574, 38.96025 ], [ -77.02962, 38.960231 ], [ -77.029644, 38.960223 ], [ -77.029669, 38.960216 ], [ -77.029694, 38.960211 ], [ -77.029984, 38.960018 ], [ -77.030024, 38.95999 ], [ -77.030105, 38.959932 ], [ -77.030124, 38.959916 ], [ -77.030161, 38.959882 ], [ -77.030377, 38.959648 ], [ -77.030608, 38.959374 ], [ -77.030723, 38.959239 ], [ -77.030808, 38.959141 ], [ -77.031151, 38.958736 ], [ -77.031381, 38.958461 ], [ -77.031475, 38.958351 ], [ -77.031576, 38.958234 ], [ -77.031718, 38.958065 ], [ -77.03181, 38.957955 ], [ -77.032033, 38.957688 ], [ -77.03224, 38.957446 ], [ -77.03231, 38.957363 ], [ -77.032377, 38.957282 ], [ -77.032521, 38.95711 ], [ -77.032567, 38.957054 ], [ -77.032661, 38.956943 ], [ -77.032707, 38.956887 ], [ -77.032942, 38.95661 ], [ -77.032977, 38.95657 ], [ -77.033025, 38.956515 ], [ -77.033059, 38.956473 ], [ -77.033093, 38.956454 ], [ -77.033178, 38.956364 ], [ -77.033367, 38.956214 ], [ -77.033375, 38.956507 ], [ -77.033383, 38.957281 ], [ -77.033426, 38.958351 ], [ -77.033425, 38.959283 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002001", "BLKGRPCE": "2", "GEOID": "110010020012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 498210.000000, "AWATER": 1107.000000, "INTPTLAT": "+38.9599063", "INTPTLON": "-077.0374740", "mobility_total": "1421", "mobility_same_house": "1342", "mobility_different_house": "53", "mobility_different_house_same_metro": "30", "mobility_different_house_different_metro": "23", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "26" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.043461, 38.961395 ], [ -77.04335, 38.961415 ], [ -77.043381, 38.961457 ], [ -77.043288, 38.961507 ], [ -77.041011, 38.962751 ], [ -77.040648, 38.962917 ], [ -77.040383, 38.963001 ], [ -77.040266, 38.963035 ], [ -77.040047, 38.963076 ], [ -77.039774, 38.963094 ], [ -77.039121, 38.963143 ], [ -77.039006, 38.963131 ], [ -77.038602, 38.96309 ], [ -77.038233, 38.963014 ], [ -77.037603, 38.962884 ], [ -77.03642, 38.962592 ], [ -77.036388, 38.962584 ], [ -77.036303, 38.962566 ], [ -77.035875, 38.962476 ], [ -77.034973, 38.962278 ], [ -77.034796, 38.962241 ], [ -77.034338, 38.962172 ], [ -77.033425, 38.962042 ], [ -77.033425, 38.961981 ], [ -77.033425, 38.961592 ], [ -77.033425, 38.961017 ], [ -77.033426, 38.960219 ], [ -77.033425, 38.959634 ], [ -77.033425, 38.959283 ], [ -77.033426, 38.958351 ], [ -77.033383, 38.957281 ], [ -77.033375, 38.956507 ], [ -77.033367, 38.956214 ], [ -77.033493, 38.95599 ], [ -77.033761, 38.955653 ], [ -77.033783, 38.955625 ], [ -77.034197, 38.955134 ], [ -77.034596, 38.95465 ], [ -77.03504, 38.954125 ], [ -77.0352, 38.953936 ], [ -77.0356, 38.953465 ], [ -77.03588, 38.953133 ], [ -77.03604, 38.952942 ], [ -77.036122, 38.952845 ], [ -77.036247, 38.9527 ], [ -77.036415, 38.952535 ], [ -77.036402, 38.952948 ], [ -77.036403, 38.953363 ], [ -77.036403, 38.953914 ], [ -77.036407, 38.954438 ], [ -77.036398, 38.956212 ], [ -77.037039, 38.956213 ], [ -77.037154, 38.956211 ], [ -77.037269, 38.956206 ], [ -77.03744, 38.956192 ], [ -77.037497, 38.956186 ], [ -77.037594, 38.956174 ], [ -77.037673, 38.956162 ], [ -77.037752, 38.956148 ], [ -77.037831, 38.956132 ], [ -77.037909, 38.956114 ], [ -77.037947, 38.956104 ], [ -77.038093, 38.956069 ], [ -77.038137, 38.95606 ], [ -77.038227, 38.956047 ], [ -77.038317, 38.956038 ], [ -77.038409, 38.956036 ], [ -77.038454, 38.956037 ], [ -77.038538, 38.956043 ], [ -77.038588, 38.95605 ], [ -77.038629, 38.956057 ], [ -77.038671, 38.956066 ], [ -77.038712, 38.956076 ], [ -77.038792, 38.9561 ], [ -77.038831, 38.956114 ], [ -77.038906, 38.956146 ], [ -77.038943, 38.956163 ], [ -77.039066, 38.956216 ], [ -77.039098, 38.956229 ], [ -77.03916, 38.956258 ], [ -77.03922, 38.95629 ], [ -77.039277, 38.956324 ], [ -77.039331, 38.956361 ], [ -77.039379, 38.956398 ], [ -77.03942, 38.956434 ], [ -77.039459, 38.956472 ], [ -77.039511, 38.956532 ], [ -77.039542, 38.956574 ], [ -77.039575, 38.956624 ], [ -77.039604, 38.956676 ], [ -77.039629, 38.956728 ], [ -77.039651, 38.956783 ], [ -77.039669, 38.956838 ], [ -77.039728, 38.957035 ], [ -77.039745, 38.957087 ], [ -77.039788, 38.957243 ], [ -77.0398, 38.957296 ], [ -77.039808, 38.95735 ], [ -77.039811, 38.957377 ], [ -77.039814, 38.957432 ], [ -77.039814, 38.957486 ], [ -77.039813, 38.957514 ], [ -77.039807, 38.957587 ], [ -77.039798, 38.957645 ], [ -77.039786, 38.957703 ], [ -77.039777, 38.957741 ], [ -77.039764, 38.957784 ], [ -77.039748, 38.957831 ], [ -77.039704, 38.957947 ], [ -77.039675, 38.958014 ], [ -77.039667, 38.958036 ], [ -77.039658, 38.958057 ], [ -77.039629, 38.958144 ], [ -77.039617, 38.958188 ], [ -77.039597, 38.958285 ], [ -77.039591, 38.958334 ], [ -77.039587, 38.958409 ], [ -77.039588, 38.958459 ], [ -77.039596, 38.958651 ], [ -77.039593, 38.958723 ], [ -77.039587, 38.95877 ], [ -77.039578, 38.958818 ], [ -77.039573, 38.958853 ], [ -77.039564, 38.958888 ], [ -77.039552, 38.958922 ], [ -77.039536, 38.958956 ], [ -77.039517, 38.958988 ], [ -77.039494, 38.959019 ], [ -77.039469, 38.959048 ], [ -77.03944, 38.959076 ], [ -77.039408, 38.959101 ], [ -77.039374, 38.959125 ], [ -77.039343, 38.959143 ], [ -77.03931, 38.95916 ], [ -77.039276, 38.959174 ], [ -77.03924, 38.959186 ], [ -77.039203, 38.959196 ], [ -77.039166, 38.959204 ], [ -77.039089, 38.959213 ], [ -77.038978, 38.959212 ], [ -77.038945, 38.959214 ], [ -77.038913, 38.959218 ], [ -77.038881, 38.959224 ], [ -77.03885, 38.959233 ], [ -77.03882, 38.959243 ], [ -77.038791, 38.959255 ], [ -77.038763, 38.959269 ], [ -77.038737, 38.959284 ], [ -77.038712, 38.959302 ], [ -77.038681, 38.959331 ], [ -77.038654, 38.959362 ], [ -77.038632, 38.959396 ], [ -77.038615, 38.959432 ], [ -77.038605, 38.959469 ], [ -77.038601, 38.959507 ], [ -77.038602, 38.959545 ], [ -77.03861, 38.959582 ], [ -77.038623, 38.959619 ], [ -77.038643, 38.959654 ], [ -77.038674, 38.959688 ], [ -77.038708, 38.959721 ], [ -77.038765, 38.959766 ], [ -77.038806, 38.959793 ], [ -77.038828, 38.959806 ], [ -77.03889, 38.959838 ], [ -77.038922, 38.959852 ], [ -77.038988, 38.959878 ], [ -77.039023, 38.959889 ], [ -77.039093, 38.959907 ], [ -77.039129, 38.959915 ], [ -77.039165, 38.959921 ], [ -77.03921, 38.959927 ], [ -77.039278, 38.959933 ], [ -77.039323, 38.959936 ], [ -77.039424, 38.959941 ], [ -77.039456, 38.959945 ], [ -77.039488, 38.959951 ], [ -77.039519, 38.959958 ], [ -77.03955, 38.959967 ], [ -77.03958, 38.959977 ], [ -77.039609, 38.959988 ], [ -77.039638, 38.960001 ], [ -77.039692, 38.96003 ], [ -77.039746, 38.960069 ], [ -77.039779, 38.960097 ], [ -77.039809, 38.960127 ], [ -77.039837, 38.960159 ], [ -77.039849, 38.960175 ], [ -77.039928, 38.960267 ], [ -77.039952, 38.960292 ], [ -77.039976, 38.960315 ], [ -77.040002, 38.960338 ], [ -77.040029, 38.96036 ], [ -77.040087, 38.960401 ], [ -77.040118, 38.960421 ], [ -77.040149, 38.960439 ], [ -77.040215, 38.960472 ], [ -77.040266, 38.960492 ], [ -77.040318, 38.96051 ], [ -77.040372, 38.960526 ], [ -77.040453, 38.960545 ], [ -77.040883, 38.96063 ], [ -77.041155, 38.960697 ], [ -77.041201, 38.960715 ], [ -77.041704, 38.960751 ], [ -77.04176, 38.960702 ], [ -77.041812, 38.960663 ], [ -77.041848, 38.960638 ], [ -77.041879, 38.960618 ], [ -77.041911, 38.960599 ], [ -77.041997, 38.960533 ], [ -77.042135, 38.960432 ], [ -77.042193, 38.960394 ], [ -77.042277, 38.96044 ], [ -77.042525, 38.960592 ], [ -77.042978, 38.960897 ], [ -77.043372, 38.961304 ], [ -77.043461, 38.961395 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002002", "BLKGRPCE": "2", "GEOID": "110010020022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 141940.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9580812", "INTPTLON": "-077.0299114", "mobility_total": "1493", "mobility_same_house": "1314", "mobility_different_house": "179", "mobility_different_house_same_metro": "160", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "2", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.033367, 38.956214 ], [ -77.033178, 38.956364 ], [ -77.033093, 38.956454 ], [ -77.033059, 38.956473 ], [ -77.033025, 38.956515 ], [ -77.032977, 38.95657 ], [ -77.032942, 38.95661 ], [ -77.032707, 38.956887 ], [ -77.032661, 38.956943 ], [ -77.032567, 38.957054 ], [ -77.032521, 38.95711 ], [ -77.032377, 38.957282 ], [ -77.03231, 38.957363 ], [ -77.03224, 38.957446 ], [ -77.032033, 38.957688 ], [ -77.03181, 38.957955 ], [ -77.031718, 38.958065 ], [ -77.031576, 38.958234 ], [ -77.031475, 38.958351 ], [ -77.031381, 38.958461 ], [ -77.031151, 38.958736 ], [ -77.030808, 38.959141 ], [ -77.030723, 38.959239 ], [ -77.030608, 38.959374 ], [ -77.030377, 38.959648 ], [ -77.030161, 38.959882 ], [ -77.030124, 38.959916 ], [ -77.030105, 38.959932 ], [ -77.030024, 38.95999 ], [ -77.029984, 38.960018 ], [ -77.029694, 38.960211 ], [ -77.029669, 38.960216 ], [ -77.029644, 38.960223 ], [ -77.02962, 38.960231 ], [ -77.029574, 38.96025 ], [ -77.029532, 38.960274 ], [ -77.029513, 38.960288 ], [ -77.029478, 38.960318 ], [ -77.029249, 38.960533 ], [ -77.028753, 38.960988 ], [ -77.028588, 38.961141 ], [ -77.028548, 38.961186 ], [ -77.028536, 38.961202 ], [ -77.028512, 38.961249 ], [ -77.028507, 38.961271 ], [ -77.028508, 38.961291 ], [ -77.02852, 38.961338 ], [ -77.027996, 38.961427 ], [ -77.028008, 38.961291 ], [ -77.028016, 38.961196 ], [ -77.028031, 38.961014 ], [ -77.028053, 38.960737 ], [ -77.028107, 38.960022 ], [ -77.028166, 38.959341 ], [ -77.028214, 38.958712 ], [ -77.028227, 38.958503 ], [ -77.028235, 38.958351 ], [ -77.028238, 38.958286 ], [ -77.02824, 38.958126 ], [ -77.028239, 38.958046 ], [ -77.028237, 38.957967 ], [ -77.02823, 38.957807 ], [ -77.028219, 38.957647 ], [ -77.028212, 38.957568 ], [ -77.028203, 38.957488 ], [ -77.028175, 38.95728 ], [ -77.028159, 38.957169 ], [ -77.028139, 38.957022 ], [ -77.028118, 38.956859 ], [ -77.028072, 38.95652 ], [ -77.028029, 38.956216 ], [ -77.028454, 38.956214 ], [ -77.028749, 38.956215 ], [ -77.029146, 38.956214 ], [ -77.029578, 38.956217 ], [ -77.029695, 38.956217 ], [ -77.030887, 38.956211 ], [ -77.032204, 38.956218 ], [ -77.0331, 38.956218 ], [ -77.033236, 38.956216 ], [ -77.033367, 38.956214 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002101", "BLKGRPCE": "1", "GEOID": "110010021011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 182847.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9586575", "INTPTLON": "-077.0248753", "mobility_total": "1327", "mobility_same_house": "1218", "mobility_different_house": "109", "mobility_different_house_same_metro": "62", "mobility_different_house_different_metro": "47", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02824, 38.958126 ], [ -77.028238, 38.958286 ], [ -77.028235, 38.958351 ], [ -77.028227, 38.958503 ], [ -77.028214, 38.958712 ], [ -77.028166, 38.959341 ], [ -77.028107, 38.960022 ], [ -77.028053, 38.960737 ], [ -77.028031, 38.961014 ], [ -77.027921, 38.96097 ], [ -77.027736, 38.960899 ], [ -77.027496, 38.960814 ], [ -77.027061, 38.960662 ], [ -77.026778, 38.960569 ], [ -77.02595, 38.960301 ], [ -77.02529, 38.960084 ], [ -77.024325, 38.959767 ], [ -77.024196, 38.959726 ], [ -77.024093, 38.959692 ], [ -77.023891, 38.959627 ], [ -77.023526, 38.959506 ], [ -77.023167, 38.959389 ], [ -77.022961, 38.959323 ], [ -77.022442, 38.959153 ], [ -77.022332, 38.959116 ], [ -77.022072, 38.959032 ], [ -77.021698, 38.958908 ], [ -77.021336, 38.958793 ], [ -77.021152, 38.958732 ], [ -77.020832, 38.95874 ], [ -77.020768, 38.95874 ], [ -77.020625, 38.958742 ], [ -77.020464, 38.958741 ], [ -77.020357, 38.958739 ], [ -77.020218, 38.958731 ], [ -77.019897, 38.958733 ], [ -77.0199, 38.958706 ], [ -77.019939, 38.958465 ], [ -77.019955, 38.958341 ], [ -77.019959, 38.958308 ], [ -77.019965, 38.958243 ], [ -77.019967, 38.958178 ], [ -77.019966, 38.958078 ], [ -77.019959, 38.957912 ], [ -77.019952, 38.957802 ], [ -77.019937, 38.95752 ], [ -77.020041, 38.957517 ], [ -77.020166, 38.957512 ], [ -77.020767, 38.957494 ], [ -77.020945, 38.95749 ], [ -77.021929, 38.957461 ], [ -77.022366, 38.957447 ], [ -77.023324, 38.957418 ], [ -77.023712, 38.957408 ], [ -77.024088, 38.957397 ], [ -77.024441, 38.957387 ], [ -77.024825, 38.957374 ], [ -77.025158, 38.957364 ], [ -77.025809, 38.957347 ], [ -77.026006, 38.95734 ], [ -77.026986, 38.95731 ], [ -77.027317, 38.957302 ], [ -77.027828, 38.957287 ], [ -77.028017, 38.957282 ], [ -77.028175, 38.95728 ], [ -77.028203, 38.957488 ], [ -77.028212, 38.957568 ], [ -77.028219, 38.957647 ], [ -77.02823, 38.957807 ], [ -77.028237, 38.957967 ], [ -77.028239, 38.958046 ], [ -77.02824, 38.958126 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002101", "BLKGRPCE": "3", "GEOID": "110010021013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 131657.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9536714", "INTPTLON": "-077.0218322", "mobility_total": "1279", "mobility_same_house": "1221", "mobility_different_house": "58", "mobility_different_house_same_metro": "58", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.023984, 38.955256 ], [ -77.023636, 38.955266 ], [ -77.022264, 38.955309 ], [ -77.019837, 38.955379 ], [ -77.019826, 38.955134 ], [ -77.019815, 38.954936 ], [ -77.019805, 38.954672 ], [ -77.019788, 38.954309 ], [ -77.019767, 38.953917 ], [ -77.019729, 38.953137 ], [ -77.019726, 38.953064 ], [ -77.019696, 38.952472 ], [ -77.019685, 38.952158 ], [ -77.019681, 38.952083 ], [ -77.019885, 38.952077 ], [ -77.020766, 38.952054 ], [ -77.021177, 38.952041 ], [ -77.021562, 38.952033 ], [ -77.021845, 38.952023 ], [ -77.022104, 38.952016 ], [ -77.022204, 38.952014 ], [ -77.022968, 38.951989 ], [ -77.023727, 38.951968 ], [ -77.023829, 38.951966 ], [ -77.023854, 38.952442 ], [ -77.023872, 38.952923 ], [ -77.023877, 38.953011 ], [ -77.023903, 38.953482 ], [ -77.023927, 38.9541 ], [ -77.023932, 38.954188 ], [ -77.023954, 38.954588 ], [ -77.023967, 38.954856 ], [ -77.02398, 38.955176 ], [ -77.023984, 38.955256 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003200", "BLKGRPCE": "3", "GEOID": "110010032003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 126484.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9314602", "INTPTLON": "-077.0212231", "mobility_total": "1670", "mobility_same_house": "1414", "mobility_different_house": "192", "mobility_different_house_same_metro": "165", "mobility_different_house_different_metro": "23", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "64" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.023773, 38.93281 ], [ -77.023623, 38.932825 ], [ -77.023233, 38.932862 ], [ -77.022386, 38.932946 ], [ -77.021663, 38.933016 ], [ -77.02162, 38.933021 ], [ -77.021577, 38.933021 ], [ -77.021535, 38.933014 ], [ -77.021494, 38.933002 ], [ -77.021457, 38.932986 ], [ -77.02133, 38.932915 ], [ -77.021187, 38.932832 ], [ -77.020867, 38.932641 ], [ -77.020815, 38.932614 ], [ -77.02076, 38.932592 ], [ -77.020708, 38.932574 ], [ -77.020654, 38.93256 ], [ -77.020571, 38.932546 ], [ -77.020419, 38.932535 ], [ -77.020335, 38.932531 ], [ -77.020061, 38.932526 ], [ -77.019981, 38.932528 ], [ -77.019903, 38.932534 ], [ -77.019824, 38.932542 ], [ -77.018804, 38.932691 ], [ -77.018645, 38.932055 ], [ -77.018509, 38.931501 ], [ -77.018494, 38.93144 ], [ -77.018418, 38.931113 ], [ -77.018349, 38.930822 ], [ -77.018277, 38.930556 ], [ -77.0186, 38.930505 ], [ -77.018949, 38.930451 ], [ -77.019291, 38.930394 ], [ -77.01983, 38.930307 ], [ -77.020553, 38.930191 ], [ -77.021075, 38.930106 ], [ -77.021625, 38.930021 ], [ -77.021652, 38.930018 ], [ -77.021732, 38.930007 ], [ -77.021887, 38.92999 ], [ -77.022109, 38.929968 ], [ -77.022479, 38.929937 ], [ -77.02263, 38.929926 ], [ -77.022706, 38.929924 ], [ -77.022783, 38.929924 ], [ -77.022897, 38.92993 ], [ -77.023001, 38.929942 ], [ -77.023067, 38.929953 ], [ -77.02337, 38.930018 ], [ -77.023454, 38.930598 ], [ -77.023465, 38.93067 ], [ -77.023521, 38.931058 ], [ -77.02354, 38.931193 ], [ -77.023553, 38.931281 ], [ -77.023562, 38.931349 ], [ -77.023632, 38.931823 ], [ -77.023662, 38.932039 ], [ -77.023713, 38.93241 ], [ -77.023757, 38.932718 ], [ -77.023773, 38.93281 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003200", "BLKGRPCE": "4", "GEOID": "110010032004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 122737.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9289472", "INTPTLON": "-077.0206759", "mobility_total": "1082", "mobility_same_house": "933", "mobility_different_house": "149", "mobility_different_house_same_metro": "104", "mobility_different_house_different_metro": "45", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02337, 38.930018 ], [ -77.023067, 38.929953 ], [ -77.023001, 38.929942 ], [ -77.022897, 38.92993 ], [ -77.022783, 38.929924 ], [ -77.022706, 38.929924 ], [ -77.02263, 38.929926 ], [ -77.022479, 38.929937 ], [ -77.022109, 38.929968 ], [ -77.021887, 38.92999 ], [ -77.021732, 38.930007 ], [ -77.021652, 38.930018 ], [ -77.021625, 38.930021 ], [ -77.021075, 38.930106 ], [ -77.020553, 38.930191 ], [ -77.01983, 38.930307 ], [ -77.019291, 38.930394 ], [ -77.018949, 38.930451 ], [ -77.0186, 38.930505 ], [ -77.018277, 38.930556 ], [ -77.018256, 38.930478 ], [ -77.018178, 38.930154 ], [ -77.018081, 38.929731 ], [ -77.018072, 38.929696 ], [ -77.018052, 38.92961 ], [ -77.018, 38.929394 ], [ -77.017982, 38.929314 ], [ -77.017958, 38.929195 ], [ -77.017951, 38.929144 ], [ -77.017949, 38.929108 ], [ -77.017949, 38.929081 ], [ -77.017951, 38.929043 ], [ -77.017953, 38.929021 ], [ -77.017956, 38.929 ], [ -77.017981, 38.928891 ], [ -77.018026, 38.928766 ], [ -77.018042, 38.928714 ], [ -77.018106, 38.928484 ], [ -77.017984, 38.928449 ], [ -77.018013, 38.928412 ], [ -77.018042, 38.92838 ], [ -77.018072, 38.928349 ], [ -77.018104, 38.928319 ], [ -77.018158, 38.928272 ], [ -77.018241, 38.928213 ], [ -77.018286, 38.928185 ], [ -77.018333, 38.928158 ], [ -77.018382, 38.928134 ], [ -77.018433, 38.928112 ], [ -77.018544, 38.928073 ], [ -77.018599, 38.928057 ], [ -77.018655, 38.928042 ], [ -77.01874, 38.928023 ], [ -77.019025, 38.927964 ], [ -77.019176, 38.927947 ], [ -77.019264, 38.927941 ], [ -77.019329, 38.927938 ], [ -77.020054, 38.927885 ], [ -77.019926, 38.928007 ], [ -77.020197, 38.927998 ], [ -77.020582, 38.92798 ], [ -77.020562, 38.927832 ], [ -77.020553, 38.92778 ], [ -77.020551, 38.927758 ], [ -77.020549, 38.927713 ], [ -77.020545, 38.927669 ], [ -77.020541, 38.927649 ], [ -77.020534, 38.927631 ], [ -77.020524, 38.927614 ], [ -77.020508, 38.927591 ], [ -77.020483, 38.927569 ], [ -77.02045, 38.927534 ], [ -77.020984, 38.927486 ], [ -77.021893, 38.927405 ], [ -77.02255, 38.927352 ], [ -77.022624, 38.927341 ], [ -77.022696, 38.927323 ], [ -77.022823, 38.92728 ], [ -77.022894, 38.927254 ], [ -77.022964, 38.927226 ], [ -77.023021, 38.927621 ], [ -77.023062, 38.927899 ], [ -77.023095, 38.928123 ], [ -77.023155, 38.928536 ], [ -77.02318, 38.928702 ], [ -77.023229, 38.929041 ], [ -77.02331, 38.929618 ], [ -77.02337, 38.930018 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003301", "BLKGRPCE": "1", "GEOID": "110010033011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 255038.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9222945", "INTPTLON": "-077.0105483", "mobility_total": "1295", "mobility_same_house": "1104", "mobility_different_house": "167", "mobility_different_house_same_metro": "123", "mobility_different_house_different_metro": "44", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "24" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.012152, 38.918397 ], [ -77.012149, 38.919177 ], [ -77.012149, 38.920232 ], [ -77.01215, 38.920647 ], [ -77.012148, 38.921306 ], [ -77.012148, 38.921481 ], [ -77.012146, 38.922001 ], [ -77.012146, 38.922375 ], [ -77.012147, 38.922538 ], [ -77.012145, 38.923071 ], [ -77.012146, 38.923377 ], [ -77.012146, 38.923475 ], [ -77.012146, 38.923624 ], [ -77.012144, 38.924162 ], [ -77.012144, 38.924192 ], [ -77.012144, 38.924693 ], [ -77.012141, 38.925795 ], [ -77.012142, 38.926282 ], [ -77.011989, 38.92629 ], [ -77.011404, 38.926347 ], [ -77.011156, 38.926378 ], [ -77.010141, 38.926513 ], [ -77.009575, 38.926591 ], [ -77.009234, 38.926639 ], [ -77.009044, 38.926667 ], [ -77.008939, 38.926678 ], [ -77.008965, 38.925838 ], [ -77.008967, 38.925131 ], [ -77.008969, 38.925038 ], [ -77.008971, 38.924515 ], [ -77.00897, 38.924438 ], [ -77.008963, 38.923446 ], [ -77.008966, 38.922595 ], [ -77.008971, 38.922373 ], [ -77.008975, 38.921306 ], [ -77.00898, 38.920967 ], [ -77.008994, 38.920229 ], [ -77.008998, 38.919178 ], [ -77.009002, 38.918106 ], [ -77.009087, 38.918113 ], [ -77.009176, 38.918105 ], [ -77.009372, 38.918105 ], [ -77.009761, 38.918107 ], [ -77.010736, 38.918106 ], [ -77.011531, 38.918107 ], [ -77.011622, 38.918108 ], [ -77.012045, 38.918109 ], [ -77.012151, 38.91811 ], [ -77.012152, 38.918397 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003301", "BLKGRPCE": "2", "GEOID": "110010033012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 102839.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9169149", "INTPTLON": "-077.0119248", "mobility_total": "1151", "mobility_same_house": "880", "mobility_different_house": "262", "mobility_different_house_same_metro": "185", "mobility_different_house_different_metro": "77", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "9" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.014501, 38.916995 ], [ -77.014395, 38.916996 ], [ -77.013539, 38.916998 ], [ -77.013542, 38.917085 ], [ -77.01354, 38.917267 ], [ -77.013541, 38.917676 ], [ -77.013539, 38.91811 ], [ -77.013313, 38.918112 ], [ -77.012728, 38.918112 ], [ -77.012249, 38.918111 ], [ -77.012151, 38.91811 ], [ -77.012045, 38.918109 ], [ -77.011622, 38.918108 ], [ -77.011531, 38.918107 ], [ -77.010736, 38.918106 ], [ -77.009761, 38.918107 ], [ -77.009372, 38.918105 ], [ -77.009176, 38.918105 ], [ -77.009087, 38.918113 ], [ -77.009002, 38.918106 ], [ -77.009, 38.916893 ], [ -77.009042, 38.916882 ], [ -77.009093, 38.916864 ], [ -77.009118, 38.916855 ], [ -77.009183, 38.916831 ], [ -77.012155, 38.915795 ], [ -77.012746, 38.915568 ], [ -77.014278, 38.915054 ], [ -77.014291, 38.915172 ], [ -77.01431, 38.91531 ], [ -77.014332, 38.915483 ], [ -77.01434, 38.915569 ], [ -77.014374, 38.915886 ], [ -77.014382, 38.915964 ], [ -77.014414, 38.916221 ], [ -77.01442, 38.916279 ], [ -77.014501, 38.916995 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003400", "BLKGRPCE": "2", "GEOID": "110010034002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 812007.000000, "AWATER": 159593.000000, "INTPTLAT": "+38.9221781", "INTPTLON": "-077.0175890", "mobility_total": "3141", "mobility_same_house": "1656", "mobility_different_house": "1369", "mobility_different_house_same_metro": "594", "mobility_different_house_different_metro": "760", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "116" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.022964, 38.927226 ], [ -77.022894, 38.927254 ], [ -77.022823, 38.92728 ], [ -77.022696, 38.927323 ], [ -77.022624, 38.927341 ], [ -77.02255, 38.927352 ], [ -77.021893, 38.927405 ], [ -77.020984, 38.927486 ], [ -77.02045, 38.927534 ], [ -77.020483, 38.927569 ], [ -77.020508, 38.927591 ], [ -77.020524, 38.927614 ], [ -77.020534, 38.927631 ], [ -77.020541, 38.927649 ], [ -77.020545, 38.927669 ], [ -77.020549, 38.927713 ], [ -77.020551, 38.927758 ], [ -77.020553, 38.92778 ], [ -77.020562, 38.927832 ], [ -77.020582, 38.92798 ], [ -77.020197, 38.927998 ], [ -77.019926, 38.928007 ], [ -77.020054, 38.927885 ], [ -77.019329, 38.927938 ], [ -77.019264, 38.927941 ], [ -77.019176, 38.927947 ], [ -77.019025, 38.927964 ], [ -77.01874, 38.928023 ], [ -77.018655, 38.928042 ], [ -77.018599, 38.928057 ], [ -77.018544, 38.928073 ], [ -77.018433, 38.928112 ], [ -77.018382, 38.928134 ], [ -77.018333, 38.928158 ], [ -77.018286, 38.928185 ], [ -77.018241, 38.928213 ], [ -77.018158, 38.928272 ], [ -77.018104, 38.928319 ], [ -77.018072, 38.928349 ], [ -77.018042, 38.92838 ], [ -77.018013, 38.928412 ], [ -77.017984, 38.928449 ], [ -77.017954, 38.92844 ], [ -77.017887, 38.928416 ], [ -77.01782, 38.92839 ], [ -77.017732, 38.92835 ], [ -77.017571, 38.928264 ], [ -77.017549, 38.928251 ], [ -77.017507, 38.928224 ], [ -77.017468, 38.928196 ], [ -77.017449, 38.928182 ], [ -77.017394, 38.928137 ], [ -77.017361, 38.928105 ], [ -77.017345, 38.928088 ], [ -77.017264, 38.928008 ], [ -77.017165, 38.927906 ], [ -77.017064, 38.927807 ], [ -77.017011, 38.927757 ], [ -77.016912, 38.927679 ], [ -77.016749, 38.927536 ], [ -77.016667, 38.927484 ], [ -77.016088, 38.927145 ], [ -77.015166, 38.926612 ], [ -77.015074, 38.926563 ], [ -77.014978, 38.926517 ], [ -77.01488, 38.926476 ], [ -77.014474, 38.926345 ], [ -77.014422, 38.926333 ], [ -77.014264, 38.926304 ], [ -77.014165, 38.926289 ], [ -77.014028, 38.926274 ], [ -77.013889, 38.926265 ], [ -77.013843, 38.926264 ], [ -77.012671, 38.926267 ], [ -77.012517, 38.92627 ], [ -77.012466, 38.926272 ], [ -77.012414, 38.926273 ], [ -77.012142, 38.926282 ], [ -77.012141, 38.925795 ], [ -77.012144, 38.924693 ], [ -77.012144, 38.924192 ], [ -77.012144, 38.924162 ], [ -77.012146, 38.923624 ], [ -77.012146, 38.923475 ], [ -77.012146, 38.923377 ], [ -77.012145, 38.923071 ], [ -77.012147, 38.922538 ], [ -77.012146, 38.922375 ], [ -77.012146, 38.922001 ], [ -77.012148, 38.921481 ], [ -77.012148, 38.921306 ], [ -77.012257, 38.921307 ], [ -77.012642, 38.921306 ], [ -77.012674, 38.921304 ], [ -77.012706, 38.921298 ], [ -77.012736, 38.921289 ], [ -77.012882, 38.921216 ], [ -77.012974, 38.921172 ], [ -77.013068, 38.92113 ], [ -77.013212, 38.92107 ], [ -77.013281, 38.921044 ], [ -77.013422, 38.920994 ], [ -77.013565, 38.920948 ], [ -77.013637, 38.920926 ], [ -77.013783, 38.920885 ], [ -77.013929, 38.920848 ], [ -77.014068, 38.920816 ], [ -77.014278, 38.920773 ], [ -77.014418, 38.920747 ], [ -77.014559, 38.920723 ], [ -77.01463, 38.920712 ], [ -77.014935, 38.920668 ], [ -77.014926, 38.920618 ], [ -77.014873, 38.920229 ], [ -77.014802, 38.919663 ], [ -77.014906, 38.919652 ], [ -77.016376, 38.919513 ], [ -77.017764, 38.919379 ], [ -77.017872, 38.91937 ], [ -77.01785, 38.919247 ], [ -77.017796, 38.918898 ], [ -77.01773, 38.91846 ], [ -77.017726, 38.918439 ], [ -77.017716, 38.918375 ], [ -77.017646, 38.917929 ], [ -77.017635, 38.917855 ], [ -77.017557, 38.917353 ], [ -77.017545, 38.917274 ], [ -77.017458, 38.916751 ], [ -77.017374, 38.916161 ], [ -77.017343, 38.915982 ], [ -77.017332, 38.915909 ], [ -77.017254, 38.915915 ], [ -77.016965, 38.915942 ], [ -77.016933, 38.915947 ], [ -77.016901, 38.91595 ], [ -77.016836, 38.915951 ], [ -77.016804, 38.915949 ], [ -77.016487, 38.915941 ], [ -77.016075, 38.915933 ], [ -77.015969, 38.91593 ], [ -77.015962, 38.915881 ], [ -77.015953, 38.915858 ], [ -77.01594, 38.915836 ], [ -77.015924, 38.915816 ], [ -77.015905, 38.915797 ], [ -77.015882, 38.915781 ], [ -77.015858, 38.915767 ], [ -77.015831, 38.915756 ], [ -77.015796, 38.915749 ], [ -77.015757, 38.915745 ], [ -77.015717, 38.915746 ], [ -77.015672, 38.915753 ], [ -77.01565, 38.915759 ], [ -77.015612, 38.915773 ], [ -77.015577, 38.915791 ], [ -77.015558, 38.915808 ], [ -77.015528, 38.915848 ], [ -77.015519, 38.91587 ], [ -77.015511, 38.915893 ], [ -77.015509, 38.915917 ], [ -77.015399, 38.915915 ], [ -77.014478, 38.915887 ], [ -77.014374, 38.915886 ], [ -77.01434, 38.915569 ], [ -77.014332, 38.915483 ], [ -77.01431, 38.91531 ], [ -77.014291, 38.915172 ], [ -77.014278, 38.915054 ], [ -77.014271, 38.914988 ], [ -77.014254, 38.914835 ], [ -77.014244, 38.914745 ], [ -77.014191, 38.914311 ], [ -77.014167, 38.914084 ], [ -77.014085, 38.913344 ], [ -77.014052, 38.913067 ], [ -77.01405, 38.91304 ], [ -77.014052, 38.913013 ], [ -77.014059, 38.912986 ], [ -77.01407, 38.91296 ], [ -77.014085, 38.912935 ], [ -77.014208, 38.912989 ], [ -77.014549, 38.913133 ], [ -77.015178, 38.913402 ], [ -77.015706, 38.913627 ], [ -77.015857, 38.913693 ], [ -77.016096, 38.913795 ], [ -77.016223, 38.913848 ], [ -77.016359, 38.913903 ], [ -77.016757, 38.914075 ], [ -77.0169, 38.914137 ], [ -77.017066, 38.914208 ], [ -77.017326, 38.914317 ], [ -77.017845, 38.914531 ], [ -77.018109, 38.914646 ], [ -77.018158, 38.914667 ], [ -77.018414, 38.914784 ], [ -77.018928, 38.915001 ], [ -77.019739, 38.915344 ], [ -77.019976, 38.91545 ], [ -77.02004, 38.915479 ], [ -77.020117, 38.91551 ], [ -77.020658, 38.915738 ], [ -77.020824, 38.915809 ], [ -77.021202, 38.915968 ], [ -77.02176, 38.916203 ], [ -77.021893, 38.916261 ], [ -77.021894, 38.916451 ], [ -77.021894, 38.916874 ], [ -77.021897, 38.91776 ], [ -77.021899, 38.918599 ], [ -77.021899, 38.918991 ], [ -77.021901, 38.919485 ], [ -77.021906, 38.919765 ], [ -77.021912, 38.919894 ], [ -77.021923, 38.919991 ], [ -77.021932, 38.920074 ], [ -77.022046, 38.920878 ], [ -77.022057, 38.920962 ], [ -77.022068, 38.921037 ], [ -77.02211, 38.921307 ], [ -77.022151, 38.921585 ], [ -77.022258, 38.92234 ], [ -77.022304, 38.92265 ], [ -77.022483, 38.923884 ], [ -77.022523, 38.924183 ], [ -77.022549, 38.924377 ], [ -77.022612, 38.924806 ], [ -77.022664, 38.925162 ], [ -77.022742, 38.925694 ], [ -77.022753, 38.925775 ], [ -77.022762, 38.925834 ], [ -77.022806, 38.926144 ], [ -77.022835, 38.926347 ], [ -77.022868, 38.926568 ], [ -77.022878, 38.92664 ], [ -77.022896, 38.926762 ], [ -77.022908, 38.926849 ], [ -77.022964, 38.927226 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003500", "BLKGRPCE": "1", "GEOID": "110010035001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 123823.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9254345", "INTPTLON": "-077.0248834", "mobility_total": "1679", "mobility_same_house": "1124", "mobility_different_house": "531", "mobility_different_house_same_metro": "359", "mobility_different_house_different_metro": "172", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "24" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.027046, 38.926749 ], [ -77.026985, 38.926758 ], [ -77.026642, 38.926793 ], [ -77.02635, 38.926817 ], [ -77.026156, 38.926835 ], [ -77.025939, 38.926854 ], [ -77.025785, 38.926867 ], [ -77.025089, 38.926929 ], [ -77.024422, 38.926987 ], [ -77.023529, 38.927072 ], [ -77.023486, 38.927077 ], [ -77.023408, 38.927089 ], [ -77.02333, 38.927105 ], [ -77.023253, 38.927123 ], [ -77.023177, 38.927144 ], [ -77.023081, 38.927177 ], [ -77.023023, 38.927202 ], [ -77.022964, 38.927226 ], [ -77.022908, 38.926849 ], [ -77.022896, 38.926762 ], [ -77.022878, 38.92664 ], [ -77.022868, 38.926568 ], [ -77.022835, 38.926347 ], [ -77.022806, 38.926144 ], [ -77.022762, 38.925834 ], [ -77.022753, 38.925775 ], [ -77.022742, 38.925694 ], [ -77.022664, 38.925162 ], [ -77.022612, 38.924806 ], [ -77.022549, 38.924377 ], [ -77.022523, 38.924183 ], [ -77.022667, 38.92417 ], [ -77.02328, 38.924111 ], [ -77.023629, 38.92408 ], [ -77.023965, 38.924048 ], [ -77.02449, 38.924 ], [ -77.024663, 38.923983 ], [ -77.025059, 38.923952 ], [ -77.025417, 38.92392 ], [ -77.025503, 38.923911 ], [ -77.026105, 38.923851 ], [ -77.026902, 38.923778 ], [ -77.026939, 38.923774 ], [ -77.027038, 38.923767 ], [ -77.027038, 38.923849 ], [ -77.027039, 38.923907 ], [ -77.027039, 38.924765 ], [ -77.02704, 38.925755 ], [ -77.02704, 38.925853 ], [ -77.027038, 38.92613 ], [ -77.027038, 38.926411 ], [ -77.027037, 38.926633 ], [ -77.027043, 38.92672 ], [ -77.027046, 38.926749 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003500", "BLKGRPCE": "2", "GEOID": "110010035002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 258045.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9209124", "INTPTLON": "-077.0240812", "mobility_total": "3275", "mobility_same_house": "1758", "mobility_different_house": "1399", "mobility_different_house_same_metro": "532", "mobility_different_house_different_metro": "846", "mobility_different_house_outside_stat_area": "11", "mobility_abroad": "118" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.027038, 38.923767 ], [ -77.026939, 38.923774 ], [ -77.026902, 38.923778 ], [ -77.026105, 38.923851 ], [ -77.025503, 38.923911 ], [ -77.025417, 38.92392 ], [ -77.025059, 38.923952 ], [ -77.024663, 38.923983 ], [ -77.02449, 38.924 ], [ -77.023965, 38.924048 ], [ -77.023629, 38.92408 ], [ -77.02328, 38.924111 ], [ -77.022667, 38.92417 ], [ -77.022523, 38.924183 ], [ -77.022483, 38.923884 ], [ -77.022304, 38.92265 ], [ -77.022258, 38.92234 ], [ -77.022151, 38.921585 ], [ -77.02211, 38.921307 ], [ -77.022068, 38.921037 ], [ -77.022057, 38.920962 ], [ -77.022046, 38.920878 ], [ -77.021932, 38.920074 ], [ -77.021923, 38.919991 ], [ -77.021912, 38.919894 ], [ -77.021906, 38.919765 ], [ -77.021901, 38.919485 ], [ -77.021899, 38.918991 ], [ -77.021899, 38.918599 ], [ -77.021897, 38.91776 ], [ -77.021894, 38.916874 ], [ -77.021894, 38.916451 ], [ -77.021893, 38.916261 ], [ -77.022149, 38.916373 ], [ -77.022513, 38.91653 ], [ -77.022705, 38.916614 ], [ -77.022945, 38.916711 ], [ -77.023076, 38.916764 ], [ -77.023452, 38.916871 ], [ -77.023791, 38.916962 ], [ -77.023955, 38.91699 ], [ -77.023945, 38.917105 ], [ -77.023945, 38.917705 ], [ -77.023943, 38.917764 ], [ -77.023977, 38.917794 ], [ -77.024051, 38.917869 ], [ -77.024111, 38.917938 ], [ -77.024271, 38.918159 ], [ -77.024322, 38.918249 ], [ -77.02441, 38.918401 ], [ -77.024586, 38.918709 ], [ -77.024598, 38.918731 ], [ -77.02486, 38.919182 ], [ -77.024996, 38.919416 ], [ -77.025028, 38.919467 ], [ -77.025079, 38.919542 ], [ -77.025115, 38.919591 ], [ -77.025159, 38.919646 ], [ -77.025239, 38.91974 ], [ -77.025445, 38.91998 ], [ -77.025663, 38.920229 ], [ -77.025849, 38.920439 ], [ -77.025867, 38.920455 ], [ -77.025905, 38.920484 ], [ -77.025925, 38.920498 ], [ -77.025968, 38.920522 ], [ -77.025992, 38.920534 ], [ -77.02603, 38.92055 ], [ -77.026103, 38.920574 ], [ -77.02648, 38.920692 ], [ -77.026535, 38.92071 ], [ -77.026691, 38.920759 ], [ -77.026726, 38.920767 ], [ -77.026762, 38.920773 ], [ -77.026835, 38.920774 ], [ -77.027036, 38.920763 ], [ -77.027036, 38.922428 ], [ -77.027035, 38.922658 ], [ -77.027037, 38.923029 ], [ -77.027037, 38.923476 ], [ -77.027038, 38.923767 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003600", "BLKGRPCE": "2", "GEOID": "110010036002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 73548.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9252743", "INTPTLON": "-077.0309948", "mobility_total": "1278", "mobility_same_house": "912", "mobility_different_house": "349", "mobility_different_house_same_metro": "315", "mobility_different_house_different_metro": "19", "mobility_different_house_outside_stat_area": "15", "mobility_abroad": "17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.032407, 38.926573 ], [ -77.032169, 38.926687 ], [ -77.032055, 38.926725 ], [ -77.032005, 38.926729 ], [ -77.031855, 38.926737 ], [ -77.031561, 38.92674 ], [ -77.031456, 38.92674 ], [ -77.031283, 38.926742 ], [ -77.029985, 38.926743 ], [ -77.029879, 38.926742 ], [ -77.029707, 38.926742 ], [ -77.029711, 38.925748 ], [ -77.029711, 38.924755 ], [ -77.029712, 38.923881 ], [ -77.029711, 38.923846 ], [ -77.029711, 38.923765 ], [ -77.029833, 38.923766 ], [ -77.029983, 38.923765 ], [ -77.030523, 38.923764 ], [ -77.031205, 38.923765 ], [ -77.032143, 38.923763 ], [ -77.032193, 38.924284 ], [ -77.03222, 38.924541 ], [ -77.032242, 38.924756 ], [ -77.03225, 38.924827 ], [ -77.032309, 38.925424 ], [ -77.032316, 38.925502 ], [ -77.032331, 38.925652 ], [ -77.032339, 38.925742 ], [ -77.032407, 38.926573 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003700", "BLKGRPCE": "3", "GEOID": "110010037003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 111301.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9208488", "INTPTLON": "-077.0346438", "mobility_total": "1678", "mobility_same_house": "1301", "mobility_different_house": "363", "mobility_different_house_same_metro": "263", "mobility_different_house_different_metro": "100", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "14" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.0365, 38.919284 ], [ -77.036494, 38.919861 ], [ -77.036496, 38.920313 ], [ -77.036494, 38.920364 ], [ -77.036489, 38.920964 ], [ -77.03649, 38.921673 ], [ -77.036487, 38.922609 ], [ -77.036488, 38.922732 ], [ -77.036491, 38.92318 ], [ -77.036492, 38.923208 ], [ -77.036491, 38.92325 ], [ -77.035492, 38.923285 ], [ -77.035309, 38.923295 ], [ -77.035272, 38.922559 ], [ -77.03524, 38.92197 ], [ -77.035214, 38.921455 ], [ -77.034888, 38.921475 ], [ -77.034441, 38.921499 ], [ -77.033988, 38.921527 ], [ -77.033566, 38.921556 ], [ -77.032455, 38.921623 ], [ -77.032342, 38.92163 ], [ -77.03193, 38.92166 ], [ -77.031873, 38.921086 ], [ -77.031865, 38.920998 ], [ -77.031841, 38.920756 ], [ -77.031839, 38.92068 ], [ -77.031839, 38.92064 ], [ -77.03184, 38.920601 ], [ -77.031841, 38.920556 ], [ -77.031844, 38.920511 ], [ -77.031853, 38.920416 ], [ -77.031866, 38.920322 ], [ -77.031932, 38.920106 ], [ -77.031941, 38.920064 ], [ -77.032221, 38.920006 ], [ -77.033297, 38.919768 ], [ -77.033567, 38.919707 ], [ -77.033895, 38.91964 ], [ -77.033936, 38.919628 ], [ -77.033974, 38.919613 ], [ -77.03401, 38.919594 ], [ -77.034043, 38.919572 ], [ -77.034073, 38.919548 ], [ -77.0341, 38.919521 ], [ -77.034333, 38.919271 ], [ -77.034414, 38.919183 ], [ -77.034726, 38.919179 ], [ -77.03486, 38.91918 ], [ -77.035493, 38.919182 ], [ -77.035913, 38.919182 ], [ -77.036318, 38.919183 ], [ -77.036356, 38.919182 ], [ -77.036496, 38.919145 ], [ -77.0365, 38.919284 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003800", "BLKGRPCE": "1", "GEOID": "110010038001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 115904.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9219338", "INTPTLON": "-077.0401049", "mobility_total": "2465", "mobility_same_house": "1872", "mobility_different_house": "515", "mobility_different_house_same_metro": "348", "mobility_different_house_different_metro": "154", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "78" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.042684, 38.922661 ], [ -77.04233, 38.922895 ], [ -77.042094, 38.923055 ], [ -77.041829, 38.923061 ], [ -77.041474, 38.923074 ], [ -77.041385, 38.923078 ], [ -77.040225, 38.923114 ], [ -77.0397, 38.923134 ], [ -77.039331, 38.92315 ], [ -77.038996, 38.923159 ], [ -77.037766, 38.923204 ], [ -77.036491, 38.92325 ], [ -77.036492, 38.923208 ], [ -77.036491, 38.92318 ], [ -77.036488, 38.922732 ], [ -77.036661, 38.922658 ], [ -77.036765, 38.922595 ], [ -77.036852, 38.922545 ], [ -77.037142, 38.922374 ], [ -77.037281, 38.92229 ], [ -77.037512, 38.922157 ], [ -77.037883, 38.921937 ], [ -77.038449, 38.921607 ], [ -77.03878, 38.921416 ], [ -77.038889, 38.921351 ], [ -77.039207, 38.92116 ], [ -77.040042, 38.920666 ], [ -77.040355, 38.920484 ], [ -77.040711, 38.920274 ], [ -77.040869, 38.920196 ], [ -77.040813, 38.92003 ], [ -77.040777, 38.919915 ], [ -77.040755, 38.919848 ], [ -77.041537, 38.919689 ], [ -77.041704, 38.919659 ], [ -77.04171, 38.919686 ], [ -77.041717, 38.919712 ], [ -77.041736, 38.919771 ], [ -77.04202, 38.920591 ], [ -77.042052, 38.920682 ], [ -77.042399, 38.921724 ], [ -77.042565, 38.922239 ], [ -77.042643, 38.922518 ], [ -77.042668, 38.922602 ], [ -77.042684, 38.922661 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000600", "BLKGRPCE": "1", "GEOID": "110010006001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 214896.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9389123", "INTPTLON": "-077.0635399", "mobility_total": "1095", "mobility_same_house": "813", "mobility_different_house": "240", "mobility_different_house_same_metro": "98", "mobility_different_house_different_metro": "142", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "42" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.067852, 38.940876 ], [ -77.067412, 38.940722 ], [ -77.067109, 38.940656 ], [ -77.066987, 38.940633 ], [ -77.06695, 38.940625 ], [ -77.066803, 38.940596 ], [ -77.066731, 38.940584 ], [ -77.066384, 38.940535 ], [ -77.066279, 38.940523 ], [ -77.066174, 38.940513 ], [ -77.065989, 38.940498 ], [ -77.065951, 38.940496 ], [ -77.065807, 38.940485 ], [ -77.065702, 38.940479 ], [ -77.065567, 38.940475 ], [ -77.065132, 38.940475 ], [ -77.065064, 38.940477 ], [ -77.064896, 38.940487 ], [ -77.064832, 38.940489 ], [ -77.064707, 38.940497 ], [ -77.064645, 38.940503 ], [ -77.064615, 38.940507 ], [ -77.064455, 38.940523 ], [ -77.06439, 38.940531 ], [ -77.064325, 38.940541 ], [ -77.064167, 38.940573 ], [ -77.064028, 38.940609 ], [ -77.063866, 38.940639 ], [ -77.063739, 38.940667 ], [ -77.063707, 38.940673 ], [ -77.063589, 38.9407 ], [ -77.063564, 38.940705 ], [ -77.063491, 38.940723 ], [ -77.063466, 38.940728 ], [ -77.063412, 38.940742 ], [ -77.063384, 38.940748 ], [ -77.06325, 38.940781 ], [ -77.063059, 38.940826 ], [ -77.062974, 38.940844 ], [ -77.062706, 38.940894 ], [ -77.062588, 38.940911 ], [ -77.062497, 38.940921 ], [ -77.062408, 38.940934 ], [ -77.062361, 38.94094 ], [ -77.06227, 38.940947 ], [ -77.06217, 38.940953 ], [ -77.061654, 38.940972 ], [ -77.061517, 38.940735 ], [ -77.061224, 38.940234 ], [ -77.061009, 38.93986 ], [ -77.060808, 38.939517 ], [ -77.060734, 38.939389 ], [ -77.060691, 38.939314 ], [ -77.060331, 38.938694 ], [ -77.060262, 38.938576 ], [ -77.060058, 38.938226 ], [ -77.06, 38.938125 ], [ -77.059397, 38.937091 ], [ -77.05933, 38.936974 ], [ -77.059301, 38.936925 ], [ -77.059243, 38.936824 ], [ -77.059331, 38.93682 ], [ -77.059513, 38.936815 ], [ -77.059598, 38.936819 ], [ -77.059724, 38.936823 ], [ -77.059809, 38.936829 ], [ -77.059898, 38.936837 ], [ -77.059986, 38.936849 ], [ -77.060074, 38.936863 ], [ -77.060145, 38.936876 ], [ -77.060286, 38.936908 ], [ -77.060334, 38.936921 ], [ -77.060383, 38.936933 ], [ -77.060527, 38.936975 ], [ -77.06067, 38.93702 ], [ -77.060764, 38.937052 ], [ -77.060802, 38.937068 ], [ -77.060919, 38.93711 ], [ -77.060958, 38.937123 ], [ -77.061068, 38.937156 ], [ -77.061119, 38.93717 ], [ -77.061308, 38.937217 ], [ -77.061408, 38.937239 ], [ -77.061458, 38.937249 ], [ -77.061559, 38.937267 ], [ -77.061772, 38.937299 ], [ -77.06194, 38.937318 ], [ -77.062053, 38.937328 ], [ -77.062166, 38.937335 ], [ -77.062222, 38.937337 ], [ -77.062874, 38.937377 ], [ -77.062925, 38.937379 ], [ -77.063028, 38.937381 ], [ -77.063131, 38.93738 ], [ -77.063285, 38.937372 ], [ -77.06343, 38.937359 ], [ -77.063558, 38.937341 ], [ -77.063601, 38.937334 ], [ -77.063685, 38.937318 ], [ -77.063769, 38.9373 ], [ -77.06388, 38.937273 ], [ -77.064016, 38.937233 ], [ -77.064083, 38.937211 ], [ -77.064184, 38.937175 ], [ -77.064218, 38.937164 ], [ -77.064288, 38.937144 ], [ -77.064359, 38.937126 ], [ -77.064431, 38.937112 ], [ -77.064503, 38.9371 ], [ -77.064589, 38.937095 ], [ -77.064632, 38.937094 ], [ -77.064717, 38.937097 ], [ -77.06476, 38.9371 ], [ -77.064802, 38.937104 ], [ -77.064886, 38.937117 ], [ -77.064928, 38.937125 ], [ -77.065056, 38.937157 ], [ -77.065247, 38.937209 ], [ -77.065335, 38.937231 ], [ -77.065379, 38.937241 ], [ -77.065469, 38.937259 ], [ -77.065558, 38.937275 ], [ -77.065649, 38.937289 ], [ -77.065776, 38.937307 ], [ -77.065859, 38.937317 ], [ -77.065942, 38.937325 ], [ -77.066067, 38.937332 ], [ -77.066212, 38.937337 ], [ -77.066387, 38.937335 ], [ -77.066386, 38.937429 ], [ -77.06639, 38.937592 ], [ -77.066392, 38.937805 ], [ -77.06639, 38.938021 ], [ -77.066388, 38.93813 ], [ -77.066389, 38.938151 ], [ -77.06639, 38.938203 ], [ -77.066396, 38.938313 ], [ -77.066399, 38.93835 ], [ -77.066403, 38.938386 ], [ -77.066413, 38.938441 ], [ -77.066434, 38.938522 ], [ -77.066442, 38.938549 ], [ -77.066455, 38.938586 ], [ -77.066483, 38.938655 ], [ -77.066512, 38.938717 ], [ -77.066545, 38.938777 ], [ -77.066581, 38.938836 ], [ -77.066622, 38.938894 ], [ -77.066644, 38.938922 ], [ -77.066667, 38.938949 ], [ -77.066799, 38.939083 ], [ -77.066896, 38.93918 ], [ -77.066922, 38.939207 ], [ -77.067021, 38.939301 ], [ -77.067045, 38.939325 ], [ -77.067068, 38.93935 ], [ -77.067092, 38.939374 ], [ -77.067138, 38.939423 ], [ -77.06716, 38.939448 ], [ -77.067194, 38.939491 ], [ -77.067227, 38.939535 ], [ -77.067258, 38.939578 ], [ -77.067317, 38.939668 ], [ -77.067345, 38.939713 ], [ -77.067372, 38.939759 ], [ -77.067421, 38.939852 ], [ -77.067444, 38.939899 ], [ -77.067549, 38.940165 ], [ -77.067577, 38.940245 ], [ -77.067626, 38.940377 ], [ -77.067653, 38.940455 ], [ -77.067671, 38.940513 ], [ -77.06768, 38.940535 ], [ -77.067702, 38.940594 ], [ -77.067736, 38.94067 ], [ -77.067777, 38.940752 ], [ -77.067822, 38.940829 ], [ -77.067852, 38.940876 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000600", "BLKGRPCE": "2", "GEOID": "110010006002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 458495.000000, "AWATER": 26.000000, "INTPTLAT": "+38.9340656", "INTPTLON": "-077.0636742", "mobility_total": "1043", "mobility_same_house": "834", "mobility_different_house": "158", "mobility_different_house_same_metro": "108", "mobility_different_house_different_metro": "50", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "51" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.066391, 38.935313 ], [ -77.066387, 38.936059 ], [ -77.066387, 38.936197 ], [ -77.066386, 38.936288 ], [ -77.065902, 38.936288 ], [ -77.065838, 38.936289 ], [ -77.064733, 38.936295 ], [ -77.064235, 38.936295 ], [ -77.063521, 38.936292 ], [ -77.063025, 38.936289 ], [ -77.06297, 38.93629 ], [ -77.062861, 38.936288 ], [ -77.062751, 38.936282 ], [ -77.062642, 38.936273 ], [ -77.062536, 38.936261 ], [ -77.062357, 38.936233 ], [ -77.062283, 38.936219 ], [ -77.062211, 38.936204 ], [ -77.062138, 38.936187 ], [ -77.062066, 38.936169 ], [ -77.061995, 38.936149 ], [ -77.061924, 38.936127 ], [ -77.061854, 38.936104 ], [ -77.061786, 38.93608 ], [ -77.061651, 38.936026 ], [ -77.061235, 38.93587 ], [ -77.061169, 38.935848 ], [ -77.061079, 38.93582 ], [ -77.061079, 38.935945 ], [ -77.061075, 38.936287 ], [ -77.061076, 38.936451 ], [ -77.061075, 38.936643 ], [ -77.061076, 38.936825 ], [ -77.061072, 38.937064 ], [ -77.061068, 38.937156 ], [ -77.060958, 38.937123 ], [ -77.060919, 38.93711 ], [ -77.060802, 38.937068 ], [ -77.060764, 38.937052 ], [ -77.06067, 38.93702 ], [ -77.060527, 38.936975 ], [ -77.060383, 38.936933 ], [ -77.060334, 38.936921 ], [ -77.060286, 38.936908 ], [ -77.060145, 38.936876 ], [ -77.060074, 38.936863 ], [ -77.059986, 38.936849 ], [ -77.059898, 38.936837 ], [ -77.059809, 38.936829 ], [ -77.059724, 38.936823 ], [ -77.059598, 38.936819 ], [ -77.059513, 38.936815 ], [ -77.059331, 38.93682 ], [ -77.059243, 38.936824 ], [ -77.059174, 38.936707 ], [ -77.058983, 38.936378 ], [ -77.058509, 38.935566 ], [ -77.058372, 38.935331 ], [ -77.058132, 38.934913 ], [ -77.057958, 38.934613 ], [ -77.057741, 38.934242 ], [ -77.057649, 38.934083 ], [ -77.057314, 38.93351 ], [ -77.056958, 38.932901 ], [ -77.05677, 38.93257 ], [ -77.056878, 38.932568 ], [ -77.056985, 38.932574 ], [ -77.057072, 38.932583 ], [ -77.057159, 38.932594 ], [ -77.057217, 38.932603 ], [ -77.057587, 38.932676 ], [ -77.057667, 38.932691 ], [ -77.057809, 38.932713 ], [ -77.057842, 38.932715 ], [ -77.057875, 38.932715 ], [ -77.057908, 38.932712 ], [ -77.057941, 38.932706 ], [ -77.057973, 38.932699 ], [ -77.058004, 38.932689 ], [ -77.058033, 38.932677 ], [ -77.058062, 38.932663 ], [ -77.058088, 38.932647 ], [ -77.058112, 38.93263 ], [ -77.058132, 38.932607 ], [ -77.058168, 38.932561 ], [ -77.058201, 38.932513 ], [ -77.058244, 38.932439 ], [ -77.058268, 38.932388 ], [ -77.058285, 38.932354 ], [ -77.058317, 38.932284 ], [ -77.058359, 38.932179 ], [ -77.058383, 38.932108 ], [ -77.058405, 38.932037 ], [ -77.058426, 38.931957 ], [ -77.058442, 38.931876 ], [ -77.058452, 38.931795 ], [ -77.058455, 38.931743 ], [ -77.058455, 38.931645 ], [ -77.058451, 38.931543 ], [ -77.058452, 38.931514 ], [ -77.058456, 38.931485 ], [ -77.058462, 38.931457 ], [ -77.058471, 38.931429 ], [ -77.058496, 38.931375 ], [ -77.058513, 38.931349 ], [ -77.058531, 38.931324 ], [ -77.058551, 38.9313 ], [ -77.058777, 38.931131 ], [ -77.059102, 38.930883 ], [ -77.059196, 38.930821 ], [ -77.059444, 38.930665 ], [ -77.059745, 38.930467 ], [ -77.059874, 38.930394 ], [ -77.059902, 38.93038 ], [ -77.059931, 38.930367 ], [ -77.059991, 38.930344 ], [ -77.060054, 38.930327 ], [ -77.060119, 38.930314 ], [ -77.060153, 38.93031 ], [ -77.06022, 38.930305 ], [ -77.060258, 38.930305 ], [ -77.060417, 38.930296 ], [ -77.060834, 38.930264 ], [ -77.061027, 38.930244 ], [ -77.061111, 38.930237 ], [ -77.061161, 38.930234 ], [ -77.061563, 38.930199 ], [ -77.061883, 38.930173 ], [ -77.062148, 38.93015 ], [ -77.062304, 38.930133 ], [ -77.062566, 38.930232 ], [ -77.062737, 38.930301 ], [ -77.062917, 38.930373 ], [ -77.063148, 38.930467 ], [ -77.063254, 38.930509 ], [ -77.06395, 38.930792 ], [ -77.064502, 38.93101 ], [ -77.06459, 38.931041 ], [ -77.064679, 38.931069 ], [ -77.064769, 38.931094 ], [ -77.065271, 38.93121 ], [ -77.065708, 38.931318 ], [ -77.066033, 38.931395 ], [ -77.066259, 38.931443 ], [ -77.06639, 38.931467 ], [ -77.06639, 38.931492 ], [ -77.066388, 38.931544 ], [ -77.066383, 38.932452 ], [ -77.066384, 38.932541 ], [ -77.066385, 38.932619 ], [ -77.06639, 38.933491 ], [ -77.066386, 38.933916 ], [ -77.066389, 38.93465 ], [ -77.066389, 38.935139 ], [ -77.066389, 38.935207 ], [ -77.066391, 38.935313 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000701", "BLKGRPCE": "3", "GEOID": "110010007013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 130609.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9277632", "INTPTLON": "-077.0791895", "mobility_total": "1574", "mobility_same_house": "1403", "mobility_different_house": "171", "mobility_different_house_same_metro": "102", "mobility_different_house_different_metro": "69", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.081514, 38.926154 ], [ -77.080942, 38.92821 ], [ -77.08039, 38.930196 ], [ -77.080275, 38.930163 ], [ -77.080181, 38.930132 ], [ -77.080089, 38.930099 ], [ -77.079998, 38.930063 ], [ -77.07991, 38.930025 ], [ -77.079735, 38.929941 ], [ -77.079649, 38.929898 ], [ -77.07952, 38.929832 ], [ -77.079184, 38.929653 ], [ -77.078763, 38.92943 ], [ -77.078715, 38.929406 ], [ -77.078679, 38.929386 ], [ -77.078539, 38.929314 ], [ -77.078478, 38.929285 ], [ -77.078415, 38.929258 ], [ -77.078352, 38.929233 ], [ -77.078288, 38.929209 ], [ -77.078186, 38.929174 ], [ -77.07809, 38.929145 ], [ -77.077954, 38.92911 ], [ -77.077826, 38.929082 ], [ -77.077766, 38.929071 ], [ -77.077644, 38.929052 ], [ -77.077522, 38.929037 ], [ -77.077398, 38.929027 ], [ -77.077337, 38.929024 ], [ -77.077131, 38.929019 ], [ -77.077052, 38.929019 ], [ -77.077047, 38.928826 ], [ -77.07705, 38.928497 ], [ -77.07705, 38.928203 ], [ -77.077051, 38.927945 ], [ -77.077046, 38.927599 ], [ -77.077046, 38.927527 ], [ -77.077045, 38.927374 ], [ -77.077048, 38.927137 ], [ -77.077047, 38.926851 ], [ -77.077049, 38.926545 ], [ -77.077047, 38.926281 ], [ -77.077048, 38.926183 ], [ -77.077694, 38.926189 ], [ -77.077991, 38.926191 ], [ -77.078295, 38.926192 ], [ -77.078569, 38.926189 ], [ -77.078851, 38.926184 ], [ -77.078979, 38.926183 ], [ -77.079178, 38.926202 ], [ -77.079419, 38.926162 ], [ -77.079767, 38.926073 ], [ -77.080002, 38.925966 ], [ -77.080506, 38.926 ], [ -77.081301, 38.926043 ], [ -77.081403, 38.926095 ], [ -77.081432, 38.926109 ], [ -77.081479, 38.926134 ], [ -77.081514, 38.926154 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000702", "BLKGRPCE": "3", "GEOID": "110010007023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 76967.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9244118", "INTPTLON": "-077.0770015", "mobility_total": "1168", "mobility_same_house": "652", "mobility_different_house": "461", "mobility_different_house_same_metro": "414", "mobility_different_house_different_metro": "47", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "55" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.079767, 38.926073 ], [ -77.079419, 38.926162 ], [ -77.079178, 38.926202 ], [ -77.078979, 38.926183 ], [ -77.078851, 38.926184 ], [ -77.078569, 38.926189 ], [ -77.078295, 38.926192 ], [ -77.077991, 38.926191 ], [ -77.077694, 38.926189 ], [ -77.077048, 38.926183 ], [ -77.07705, 38.926109 ], [ -77.077048, 38.9259 ], [ -77.077049, 38.925672 ], [ -77.077058, 38.925421 ], [ -77.076331, 38.925199 ], [ -77.076309, 38.925191 ], [ -77.076288, 38.925182 ], [ -77.076248, 38.925161 ], [ -77.076229, 38.925149 ], [ -77.076193, 38.925124 ], [ -77.076161, 38.925096 ], [ -77.076142, 38.925076 ], [ -77.076101, 38.92503 ], [ -77.075967, 38.924797 ], [ -77.07578, 38.924464 ], [ -77.075358, 38.923717 ], [ -77.075315, 38.923641 ], [ -77.074759, 38.922662 ], [ -77.074697, 38.922548 ], [ -77.076022, 38.922549 ], [ -77.07635, 38.922547 ], [ -77.077052, 38.922549 ], [ -77.077051, 38.922974 ], [ -77.07705, 38.922995 ], [ -77.077055, 38.923119 ], [ -77.077061, 38.923181 ], [ -77.077062, 38.923202 ], [ -77.077067, 38.923242 ], [ -77.077077, 38.923281 ], [ -77.077083, 38.923301 ], [ -77.07709, 38.92332 ], [ -77.077108, 38.923358 ], [ -77.077209, 38.923542 ], [ -77.077253, 38.923624 ], [ -77.077385, 38.92386 ], [ -77.077423, 38.923924 ], [ -77.077485, 38.924018 ], [ -77.077529, 38.92408 ], [ -77.077553, 38.92411 ], [ -77.077574, 38.924138 ], [ -77.077596, 38.924165 ], [ -77.077646, 38.924216 ], [ -77.077674, 38.924241 ], [ -77.077698, 38.924265 ], [ -77.077723, 38.924288 ], [ -77.077776, 38.924332 ], [ -77.077833, 38.924374 ], [ -77.077894, 38.924412 ], [ -77.077925, 38.92443 ], [ -77.077957, 38.924447 ], [ -77.077985, 38.924464 ], [ -77.078042, 38.924495 ], [ -77.078132, 38.924538 ], [ -77.078194, 38.924563 ], [ -77.078258, 38.924586 ], [ -77.078474, 38.924654 ], [ -77.078548, 38.924669 ], [ -77.078601, 38.924709 ], [ -77.078686, 38.924783 ], [ -77.07872, 38.924816 ], [ -77.07875, 38.92485 ], [ -77.078778, 38.924886 ], [ -77.078803, 38.924923 ], [ -77.078825, 38.924962 ], [ -77.078843, 38.925001 ], [ -77.078858, 38.925042 ], [ -77.07887, 38.925082 ], [ -77.078879, 38.925124 ], [ -77.078877, 38.925412 ], [ -77.078872, 38.925815 ], [ -77.079337, 38.925898 ], [ -77.080002, 38.925966 ], [ -77.079767, 38.926073 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000702", "BLKGRPCE": "1", "GEOID": "110010007021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 143689.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9238403", "INTPTLON": "-077.0800048", "mobility_total": "1289", "mobility_same_house": "874", "mobility_different_house": "247", "mobility_different_house_same_metro": "131", "mobility_different_house_different_metro": "101", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "168" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.08225, 38.922331 ], [ -77.081987, 38.922341 ], [ -77.081984, 38.922365 ], [ -77.081969, 38.922451 ], [ -77.081957, 38.922514 ], [ -77.08225, 38.922537 ], [ -77.08176, 38.924809 ], [ -77.08153, 38.926066 ], [ -77.081514, 38.926154 ], [ -77.081479, 38.926134 ], [ -77.081432, 38.926109 ], [ -77.081403, 38.926095 ], [ -77.081301, 38.926043 ], [ -77.080506, 38.926 ], [ -77.080002, 38.925966 ], [ -77.079337, 38.925898 ], [ -77.078872, 38.925815 ], [ -77.078877, 38.925412 ], [ -77.078879, 38.925124 ], [ -77.07887, 38.925082 ], [ -77.078858, 38.925042 ], [ -77.078843, 38.925001 ], [ -77.078825, 38.924962 ], [ -77.078803, 38.924923 ], [ -77.078778, 38.924886 ], [ -77.07875, 38.92485 ], [ -77.07872, 38.924816 ], [ -77.078686, 38.924783 ], [ -77.078601, 38.924709 ], [ -77.078548, 38.924669 ], [ -77.078474, 38.924654 ], [ -77.078258, 38.924586 ], [ -77.078194, 38.924563 ], [ -77.078132, 38.924538 ], [ -77.078042, 38.924495 ], [ -77.077985, 38.924464 ], [ -77.077957, 38.924447 ], [ -77.077925, 38.92443 ], [ -77.077894, 38.924412 ], [ -77.077833, 38.924374 ], [ -77.077776, 38.924332 ], [ -77.077723, 38.924288 ], [ -77.077698, 38.924265 ], [ -77.077674, 38.924241 ], [ -77.077646, 38.924216 ], [ -77.077596, 38.924165 ], [ -77.077574, 38.924138 ], [ -77.077553, 38.92411 ], [ -77.077529, 38.92408 ], [ -77.077485, 38.924018 ], [ -77.077423, 38.923924 ], [ -77.077385, 38.92386 ], [ -77.077253, 38.923624 ], [ -77.077209, 38.923542 ], [ -77.077108, 38.923358 ], [ -77.07709, 38.92332 ], [ -77.077083, 38.923301 ], [ -77.077077, 38.923281 ], [ -77.077067, 38.923242 ], [ -77.077062, 38.923202 ], [ -77.077061, 38.923181 ], [ -77.077055, 38.923119 ], [ -77.07705, 38.922995 ], [ -77.077051, 38.922974 ], [ -77.077052, 38.922549 ], [ -77.077156, 38.922548 ], [ -77.077505, 38.92255 ], [ -77.077819, 38.92255 ], [ -77.077909, 38.922549 ], [ -77.078526, 38.922549 ], [ -77.078774, 38.922548 ], [ -77.078971, 38.922549 ], [ -77.079326, 38.922548 ], [ -77.079759, 38.922549 ], [ -77.080004, 38.922548 ], [ -77.080715, 38.92255 ], [ -77.080752, 38.922125 ], [ -77.08077, 38.921932 ], [ -77.080784, 38.921767 ], [ -77.080794, 38.921679 ], [ -77.080843, 38.921668 ], [ -77.080922, 38.921655 ], [ -77.081819, 38.921544 ], [ -77.082006, 38.921524 ], [ -77.082272, 38.921493 ], [ -77.08225, 38.922331 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000801", "BLKGRPCE": "1", "GEOID": "110010008011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 201588.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9324078", "INTPTLON": "-077.0824093", "mobility_total": "2015", "mobility_same_house": "1368", "mobility_different_house": "647", "mobility_different_house_same_metro": "417", "mobility_different_house_different_metro": "230", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.086111, 38.934055 ], [ -77.086097, 38.934071 ], [ -77.086064, 38.934093 ], [ -77.085995, 38.934113 ], [ -77.085969, 38.934115 ], [ -77.085943, 38.934114 ], [ -77.085918, 38.934109 ], [ -77.085894, 38.9341 ], [ -77.085862, 38.934081 ], [ -77.085803, 38.934043 ], [ -77.085699, 38.93397 ], [ -77.085675, 38.933959 ], [ -77.085648, 38.933951 ], [ -77.085619, 38.933949 ], [ -77.085525, 38.933949 ], [ -77.08548, 38.93395 ], [ -77.085436, 38.933953 ], [ -77.085391, 38.933955 ], [ -77.085347, 38.933959 ], [ -77.085324, 38.933962 ], [ -77.085274, 38.933966 ], [ -77.085136, 38.933979 ], [ -77.08481, 38.933999 ], [ -77.084693, 38.934 ], [ -77.084495, 38.933992 ], [ -77.084284, 38.933978 ], [ -77.084233, 38.933973 ], [ -77.083894, 38.933951 ], [ -77.083864, 38.933953 ], [ -77.083835, 38.933959 ], [ -77.083808, 38.933968 ], [ -77.083785, 38.93398 ], [ -77.083766, 38.933996 ], [ -77.08375, 38.934014 ], [ -77.083679, 38.934105 ], [ -77.083606, 38.934191 ], [ -77.083586, 38.934212 ], [ -77.083565, 38.934227 ], [ -77.083544, 38.934237 ], [ -77.083522, 38.934245 ], [ -77.083498, 38.934252 ], [ -77.083474, 38.934255 ], [ -77.082881, 38.934292 ], [ -77.082677, 38.934301 ], [ -77.082609, 38.934303 ], [ -77.082576, 38.934303 ], [ -77.082543, 38.934299 ], [ -77.082512, 38.93429 ], [ -77.082482, 38.934278 ], [ -77.082457, 38.934261 ], [ -77.08243, 38.934238 ], [ -77.082399, 38.934223 ], [ -77.082365, 38.934214 ], [ -77.082329, 38.934213 ], [ -77.082294, 38.934219 ], [ -77.082262, 38.934232 ], [ -77.082241, 38.934253 ], [ -77.08223, 38.934269 ], [ -77.082219, 38.934295 ], [ -77.082215, 38.934313 ], [ -77.082193, 38.934468 ], [ -77.082185, 38.934497 ], [ -77.082166, 38.934554 ], [ -77.082141, 38.93461 ], [ -77.082127, 38.934637 ], [ -77.082094, 38.934691 ], [ -77.082076, 38.934717 ], [ -77.082056, 38.934742 ], [ -77.08204, 38.934759 ], [ -77.081952, 38.934839 ], [ -77.081897, 38.934886 ], [ -77.08183, 38.93494 ], [ -77.081765, 38.934892 ], [ -77.081587, 38.934763 ], [ -77.081376, 38.934608 ], [ -77.0809, 38.934261 ], [ -77.080226, 38.933768 ], [ -77.080122, 38.933693 ], [ -77.079922, 38.933548 ], [ -77.079879, 38.933515 ], [ -77.079765, 38.933432 ], [ -77.079155, 38.932985 ], [ -77.079257, 38.932703 ], [ -77.08039, 38.930196 ], [ -77.080506, 38.930223 ], [ -77.080568, 38.930235 ], [ -77.080694, 38.930256 ], [ -77.080821, 38.930271 ], [ -77.080949, 38.93028 ], [ -77.081112, 38.930285 ], [ -77.081275, 38.930287 ], [ -77.081561, 38.930287 ], [ -77.083736, 38.93028 ], [ -77.083819, 38.930281 ], [ -77.083995, 38.930277 ], [ -77.084338, 38.930876 ], [ -77.084624, 38.931379 ], [ -77.084905, 38.931872 ], [ -77.084935, 38.931926 ], [ -77.085074, 38.932166 ], [ -77.085125, 38.932252 ], [ -77.085191, 38.932365 ], [ -77.085236, 38.932444 ], [ -77.085291, 38.932545 ], [ -77.085428, 38.932782 ], [ -77.08559, 38.933067 ], [ -77.085778, 38.933399 ], [ -77.085836, 38.9335 ], [ -77.086042, 38.933863 ], [ -77.086075, 38.933919 ], [ -77.086091, 38.933949 ], [ -77.086133, 38.934021 ], [ -77.086111, 38.934055 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000801", "BLKGRPCE": "3", "GEOID": "110010008013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1242591.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9276209", "INTPTLON": "-077.0861065", "mobility_total": "2695", "mobility_same_house": "2263", "mobility_different_house": "402", "mobility_different_house_same_metro": "314", "mobility_different_house_different_metro": "73", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "30" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.091069, 38.933197 ], [ -77.091006, 38.933225 ], [ -77.090971, 38.933242 ], [ -77.090931, 38.933263 ], [ -77.090871, 38.933292 ], [ -77.090841, 38.933308 ], [ -77.090784, 38.933341 ], [ -77.090728, 38.933376 ], [ -77.090627, 38.933449 ], [ -77.090493, 38.933549 ], [ -77.089716, 38.934132 ], [ -77.089169, 38.93454 ], [ -77.089022, 38.93465 ], [ -77.088797, 38.934821 ], [ -77.088685, 38.934904 ], [ -77.088376, 38.935136 ], [ -77.08821, 38.935262 ], [ -77.088181, 38.935285 ], [ -77.088163, 38.9353 ], [ -77.088097, 38.93536 ], [ -77.088016, 38.935444 ], [ -77.087728, 38.935781 ], [ -77.08733, 38.936247 ], [ -77.08696, 38.936675 ], [ -77.086736, 38.936942 ], [ -77.086543, 38.937165 ], [ -77.086172, 38.937599 ], [ -77.086091, 38.93756 ], [ -77.086066, 38.937552 ], [ -77.086016, 38.93754 ], [ -77.085964, 38.937534 ], [ -77.085938, 38.937533 ], [ -77.085885, 38.937535 ], [ -77.085826, 38.937545 ], [ -77.085793, 38.937555 ], [ -77.085731, 38.937577 ], [ -77.0857, 38.937591 ], [ -77.085643, 38.937622 ], [ -77.085617, 38.937639 ], [ -77.085585, 38.937662 ], [ -77.085487, 38.937587 ], [ -77.085391, 38.937525 ], [ -77.085354, 38.937503 ], [ -77.084896, 38.937177 ], [ -77.084718, 38.937049 ], [ -77.084636, 38.93699 ], [ -77.084293, 38.936738 ], [ -77.084258, 38.936712 ], [ -77.084229, 38.936692 ], [ -77.084053, 38.936563 ], [ -77.083632, 38.936257 ], [ -77.08338, 38.936071 ], [ -77.082015, 38.935076 ], [ -77.08183, 38.93494 ], [ -77.081897, 38.934886 ], [ -77.081952, 38.934839 ], [ -77.08204, 38.934759 ], [ -77.082056, 38.934742 ], [ -77.082076, 38.934717 ], [ -77.082094, 38.934691 ], [ -77.082127, 38.934637 ], [ -77.082141, 38.93461 ], [ -77.082166, 38.934554 ], [ -77.082185, 38.934497 ], [ -77.082193, 38.934468 ], [ -77.082215, 38.934313 ], [ -77.082219, 38.934295 ], [ -77.08223, 38.934269 ], [ -77.082241, 38.934253 ], [ -77.082262, 38.934232 ], [ -77.082294, 38.934219 ], [ -77.082329, 38.934213 ], [ -77.082365, 38.934214 ], [ -77.082399, 38.934223 ], [ -77.08243, 38.934238 ], [ -77.082457, 38.934261 ], [ -77.082482, 38.934278 ], [ -77.082512, 38.93429 ], [ -77.082543, 38.934299 ], [ -77.082576, 38.934303 ], [ -77.082609, 38.934303 ], [ -77.082677, 38.934301 ], [ -77.082881, 38.934292 ], [ -77.083474, 38.934255 ], [ -77.083498, 38.934252 ], [ -77.083522, 38.934245 ], [ -77.083544, 38.934237 ], [ -77.083565, 38.934227 ], [ -77.083586, 38.934212 ], [ -77.083606, 38.934191 ], [ -77.083679, 38.934105 ], [ -77.08375, 38.934014 ], [ -77.083766, 38.933996 ], [ -77.083785, 38.93398 ], [ -77.083808, 38.933968 ], [ -77.083835, 38.933959 ], [ -77.083864, 38.933953 ], [ -77.083894, 38.933951 ], [ -77.084233, 38.933973 ], [ -77.084284, 38.933978 ], [ -77.084495, 38.933992 ], [ -77.084693, 38.934 ], [ -77.08481, 38.933999 ], [ -77.085136, 38.933979 ], [ -77.085274, 38.933966 ], [ -77.085324, 38.933962 ], [ -77.085347, 38.933959 ], [ -77.085391, 38.933955 ], [ -77.085436, 38.933953 ], [ -77.08548, 38.93395 ], [ -77.085525, 38.933949 ], [ -77.085619, 38.933949 ], [ -77.085648, 38.933951 ], [ -77.085675, 38.933959 ], [ -77.085699, 38.93397 ], [ -77.085803, 38.934043 ], [ -77.085862, 38.934081 ], [ -77.085894, 38.9341 ], [ -77.085918, 38.934109 ], [ -77.085943, 38.934114 ], [ -77.085969, 38.934115 ], [ -77.085995, 38.934113 ], [ -77.086064, 38.934093 ], [ -77.086097, 38.934071 ], [ -77.086111, 38.934055 ], [ -77.086133, 38.934021 ], [ -77.086091, 38.933949 ], [ -77.086075, 38.933919 ], [ -77.086042, 38.933863 ], [ -77.085836, 38.9335 ], [ -77.085778, 38.933399 ], [ -77.08559, 38.933067 ], [ -77.085428, 38.932782 ], [ -77.085291, 38.932545 ], [ -77.085236, 38.932444 ], [ -77.085191, 38.932365 ], [ -77.085125, 38.932252 ], [ -77.085074, 38.932166 ], [ -77.084935, 38.931926 ], [ -77.084905, 38.931872 ], [ -77.084624, 38.931379 ], [ -77.084338, 38.930876 ], [ -77.083995, 38.930277 ], [ -77.083819, 38.930281 ], [ -77.083736, 38.93028 ], [ -77.081561, 38.930287 ], [ -77.081275, 38.930287 ], [ -77.081112, 38.930285 ], [ -77.080949, 38.93028 ], [ -77.080821, 38.930271 ], [ -77.080694, 38.930256 ], [ -77.080568, 38.930235 ], [ -77.080506, 38.930223 ], [ -77.08039, 38.930196 ], [ -77.080942, 38.92821 ], [ -77.081514, 38.926154 ], [ -77.08153, 38.926066 ], [ -77.08176, 38.924809 ], [ -77.08225, 38.922537 ], [ -77.081957, 38.922514 ], [ -77.081969, 38.922451 ], [ -77.081984, 38.922365 ], [ -77.081987, 38.922341 ], [ -77.08225, 38.922331 ], [ -77.082272, 38.921493 ], [ -77.082147, 38.919411 ], [ -77.082035, 38.919318 ], [ -77.082581, 38.919297 ], [ -77.086003, 38.919167 ], [ -77.086348, 38.919173 ], [ -77.086563, 38.919173 ], [ -77.088746, 38.919166 ], [ -77.088744, 38.919258 ], [ -77.088741, 38.919394 ], [ -77.088741, 38.919748 ], [ -77.088749, 38.920036 ], [ -77.088764, 38.920164 ], [ -77.088797, 38.920289 ], [ -77.088808, 38.92032 ], [ -77.08882, 38.92035 ], [ -77.089038, 38.920861 ], [ -77.089137, 38.921102 ], [ -77.089233, 38.921344 ], [ -77.089266, 38.921438 ], [ -77.089296, 38.921532 ], [ -77.089324, 38.921627 ], [ -77.089337, 38.921674 ], [ -77.089371, 38.921817 ], [ -77.089431, 38.922063 ], [ -77.089526, 38.922439 ], [ -77.089562, 38.922575 ], [ -77.089587, 38.922666 ], [ -77.089619, 38.922801 ], [ -77.089692, 38.923131 ], [ -77.089706, 38.923208 ], [ -77.089714, 38.923259 ], [ -77.089755, 38.923599 ], [ -77.089786, 38.923831 ], [ -77.089811, 38.924063 ], [ -77.089838, 38.924299 ], [ -77.089903, 38.924837 ], [ -77.089937, 38.925102 ], [ -77.089948, 38.925176 ], [ -77.090041, 38.925955 ], [ -77.090114, 38.92655 ], [ -77.090192, 38.927159 ], [ -77.090208, 38.927296 ], [ -77.090223, 38.927388 ], [ -77.090226, 38.927411 ], [ -77.090235, 38.927457 ], [ -77.090241, 38.927479 ], [ -77.090246, 38.927502 ], [ -77.090254, 38.927529 ], [ -77.090267, 38.92757 ], [ -77.090284, 38.927614 ], [ -77.090381, 38.927885 ], [ -77.090446, 38.928056 ], [ -77.090504, 38.928212 ], [ -77.090521, 38.92826 ], [ -77.090537, 38.928309 ], [ -77.090546, 38.928333 ], [ -77.090578, 38.928431 ], [ -77.090587, 38.928455 ], [ -77.090594, 38.928478 ], [ -77.090602, 38.9285 ], [ -77.090609, 38.928523 ], [ -77.090617, 38.928545 ], [ -77.090645, 38.928636 ], [ -77.090651, 38.928659 ], [ -77.090658, 38.928681 ], [ -77.090709, 38.928868 ], [ -77.090742, 38.928986 ], [ -77.090757, 38.929044 ], [ -77.090776, 38.929112 ], [ -77.090816, 38.929262 ], [ -77.090896, 38.929545 ], [ -77.090922, 38.929644 ], [ -77.090928, 38.929671 ], [ -77.090949, 38.929755 ], [ -77.090986, 38.929923 ], [ -77.091035, 38.930171 ], [ -77.091041, 38.930198 ], [ -77.091051, 38.930253 ], [ -77.091054, 38.930275 ], [ -77.091061, 38.930336 ], [ -77.091065, 38.930392 ], [ -77.091066, 38.931278 ], [ -77.091065, 38.931347 ], [ -77.091064, 38.931669 ], [ -77.091066, 38.932061 ], [ -77.091065, 38.932341 ], [ -77.091063, 38.932415 ], [ -77.091062, 38.932485 ], [ -77.091064, 38.932854 ], [ -77.091064, 38.933054 ], [ -77.091069, 38.933197 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001200", "BLKGRPCE": "4", "GEOID": "110010012004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 649079.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9438460", "INTPTLON": "-077.0698028", "mobility_total": "1027", "mobility_same_house": "878", "mobility_different_house": "124", "mobility_different_house_same_metro": "84", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "25" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.078831, 38.94653 ], [ -77.078783, 38.94655 ], [ -77.078732, 38.946564 ], [ -77.078677, 38.946574 ], [ -77.078623, 38.946569 ], [ -77.078535, 38.946562 ], [ -77.078481, 38.946524 ], [ -77.078467, 38.946499 ], [ -77.078454, 38.946473 ], [ -77.078437, 38.946433 ], [ -77.078425, 38.946386 ], [ -77.078419, 38.94634 ], [ -77.078418, 38.94631 ], [ -77.07842, 38.946283 ], [ -77.077518, 38.946283 ], [ -77.077137, 38.946282 ], [ -77.077031, 38.94628 ], [ -77.076928, 38.946279 ], [ -77.076135, 38.946279 ], [ -77.07594, 38.946278 ], [ -77.074738, 38.946278 ], [ -77.074606, 38.94628 ], [ -77.074517, 38.946281 ], [ -77.074066, 38.946279 ], [ -77.073688, 38.946281 ], [ -77.072569, 38.94628 ], [ -77.072414, 38.946278 ], [ -77.072339, 38.946277 ], [ -77.071926, 38.946279 ], [ -77.071733, 38.946279 ], [ -77.071094, 38.946279 ], [ -77.069945, 38.946277 ], [ -77.06985, 38.946278 ], [ -77.069404, 38.946275 ], [ -77.069041, 38.946276 ], [ -77.068745, 38.946274 ], [ -77.068436, 38.946274 ], [ -77.068122, 38.946276 ], [ -77.067907, 38.946277 ], [ -77.067872, 38.946278 ], [ -77.067836, 38.946278 ], [ -77.0678, 38.946276 ], [ -77.067747, 38.94627 ], [ -77.067646, 38.946253 ], [ -77.067457, 38.946227 ], [ -77.067276, 38.94622 ], [ -77.066494, 38.946223 ], [ -77.066423, 38.946225 ], [ -77.066329, 38.946232 ], [ -77.066259, 38.946241 ], [ -77.066193, 38.946256 ], [ -77.066151, 38.94627 ], [ -77.066111, 38.946288 ], [ -77.066073, 38.946308 ], [ -77.066043, 38.946326 ], [ -77.065981, 38.94636 ], [ -77.065949, 38.946376 ], [ -77.06586, 38.946417 ], [ -77.065744, 38.946465 ], [ -77.065384, 38.946598 ], [ -77.065343, 38.946612 ], [ -77.065091, 38.946702 ], [ -77.065006, 38.946736 ], [ -77.064887, 38.94653 ], [ -77.064672, 38.946165 ], [ -77.064365, 38.945635 ], [ -77.064282, 38.945482 ], [ -77.064215, 38.945377 ], [ -77.064192, 38.945339 ], [ -77.06414, 38.945249 ], [ -77.063983, 38.944985 ], [ -77.063559, 38.944252 ], [ -77.062921, 38.943154 ], [ -77.062851, 38.943034 ], [ -77.062263, 38.942016 ], [ -77.061654, 38.940972 ], [ -77.06217, 38.940953 ], [ -77.06227, 38.940947 ], [ -77.062361, 38.94094 ], [ -77.062408, 38.940934 ], [ -77.062497, 38.940921 ], [ -77.062588, 38.940911 ], [ -77.062706, 38.940894 ], [ -77.062974, 38.940844 ], [ -77.063059, 38.940826 ], [ -77.06325, 38.940781 ], [ -77.063384, 38.940748 ], [ -77.063412, 38.940742 ], [ -77.063466, 38.940728 ], [ -77.063491, 38.940723 ], [ -77.063564, 38.940705 ], [ -77.063589, 38.9407 ], [ -77.063707, 38.940673 ], [ -77.063739, 38.940667 ], [ -77.063866, 38.940639 ], [ -77.064028, 38.940609 ], [ -77.064167, 38.940573 ], [ -77.064325, 38.940541 ], [ -77.06439, 38.940531 ], [ -77.064455, 38.940523 ], [ -77.064615, 38.940507 ], [ -77.064645, 38.940503 ], [ -77.064707, 38.940497 ], [ -77.064832, 38.940489 ], [ -77.064896, 38.940487 ], [ -77.065064, 38.940477 ], [ -77.065132, 38.940475 ], [ -77.065567, 38.940475 ], [ -77.065702, 38.940479 ], [ -77.065807, 38.940485 ], [ -77.065951, 38.940496 ], [ -77.065989, 38.940498 ], [ -77.066174, 38.940513 ], [ -77.066279, 38.940523 ], [ -77.066384, 38.940535 ], [ -77.066731, 38.940584 ], [ -77.066803, 38.940596 ], [ -77.06695, 38.940625 ], [ -77.066987, 38.940633 ], [ -77.067109, 38.940656 ], [ -77.067412, 38.940722 ], [ -77.067852, 38.940876 ], [ -77.06787, 38.940904 ], [ -77.067923, 38.940978 ], [ -77.06798, 38.941049 ], [ -77.068041, 38.941119 ], [ -77.068106, 38.941186 ], [ -77.068477, 38.941541 ], [ -77.06854, 38.941609 ], [ -77.068569, 38.941644 ], [ -77.068624, 38.941716 ], [ -77.06865, 38.941753 ], [ -77.068696, 38.941828 ], [ -77.068717, 38.941866 ], [ -77.068753, 38.941943 ], [ -77.068793, 38.942031 ], [ -77.068858, 38.942171 ], [ -77.068875, 38.94221 ], [ -77.069207, 38.942211 ], [ -77.069338, 38.942211 ], [ -77.069667, 38.942213 ], [ -77.070151, 38.942212 ], [ -77.072411, 38.942216 ], [ -77.072514, 38.942217 ], [ -77.074605, 38.942216 ], [ -77.074769, 38.942216 ], [ -77.074828, 38.942216 ], [ -77.075078, 38.942218 ], [ -77.076006, 38.942219 ], [ -77.076507, 38.942216 ], [ -77.076566, 38.942324 ], [ -77.076619, 38.942419 ], [ -77.076967, 38.943052 ], [ -77.077029, 38.943162 ], [ -77.077257, 38.943572 ], [ -77.077464, 38.943947 ], [ -77.077928, 38.944783 ], [ -77.077982, 38.944882 ], [ -77.078101, 38.945092 ], [ -77.078324, 38.945494 ], [ -77.078393, 38.94562 ], [ -77.078496, 38.945803 ], [ -77.078541, 38.945885 ], [ -77.078625, 38.946033 ], [ -77.078764, 38.946282 ], [ -77.078888, 38.946504 ], [ -77.078831, 38.94653 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001301", "BLKGRPCE": "2", "GEOID": "110010013012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 544490.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9551026", "INTPTLON": "-077.0625691", "mobility_total": "639", "mobility_same_house": "637", "mobility_different_house": "2", "mobility_different_house_same_metro": "2", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.069228, 38.95475 ], [ -77.069227, 38.954771 ], [ -77.069219, 38.954819 ], [ -77.069206, 38.954861 ], [ -77.069157, 38.955002 ], [ -77.069111, 38.955144 ], [ -77.069062, 38.955285 ], [ -77.069006, 38.955428 ], [ -77.068982, 38.955497 ], [ -77.068952, 38.955578 ], [ -77.06893, 38.955632 ], [ -77.068904, 38.955684 ], [ -77.068875, 38.955736 ], [ -77.068843, 38.955786 ], [ -77.068729, 38.955958 ], [ -77.068622, 38.956126 ], [ -77.068554, 38.956229 ], [ -77.068472, 38.95636 ], [ -77.068383, 38.956493 ], [ -77.068234, 38.956729 ], [ -77.068153, 38.956859 ], [ -77.068139, 38.956883 ], [ -77.06808, 38.956972 ], [ -77.068048, 38.957016 ], [ -77.068015, 38.957059 ], [ -77.067943, 38.957145 ], [ -77.06781, 38.957293 ], [ -77.06769, 38.957415 ], [ -77.067482, 38.957593 ], [ -77.067439, 38.957629 ], [ -77.067416, 38.957646 ], [ -77.067395, 38.957664 ], [ -77.067372, 38.957681 ], [ -77.067284, 38.957751 ], [ -77.06715, 38.95785 ], [ -77.067128, 38.957867 ], [ -77.067105, 38.957883 ], [ -77.067061, 38.957916 ], [ -77.066918, 38.958016 ], [ -77.066683, 38.958178 ], [ -77.06632, 38.95843 ], [ -77.066205, 38.958513 ], [ -77.066166, 38.95855 ], [ -77.066037, 38.958618 ], [ -77.065928, 38.958607 ], [ -77.065793, 38.958596 ], [ -77.065725, 38.958589 ], [ -77.06559, 38.958573 ], [ -77.065523, 38.958563 ], [ -77.065341, 38.958532 ], [ -77.065257, 38.958515 ], [ -77.065184, 38.958498 ], [ -77.065124, 38.958478 ], [ -77.064964, 38.958445 ], [ -77.064932, 38.958437 ], [ -77.064891, 38.958428 ], [ -77.064524, 38.95834 ], [ -77.064273, 38.958277 ], [ -77.064106, 38.958232 ], [ -77.06394, 38.958184 ], [ -77.063776, 38.958134 ], [ -77.063649, 38.958093 ], [ -77.063602, 38.958079 ], [ -77.063523, 38.958059 ], [ -77.06346, 38.958044 ], [ -77.063412, 38.958035 ], [ -77.063314, 38.958019 ], [ -77.063216, 38.958008 ], [ -77.062685, 38.957968 ], [ -77.062149, 38.957926 ], [ -77.062068, 38.957921 ], [ -77.061748, 38.957897 ], [ -77.06135, 38.957869 ], [ -77.061003, 38.957843 ], [ -77.060865, 38.95783 ], [ -77.060594, 38.957802 ], [ -77.060404, 38.957778 ], [ -77.060341, 38.957769 ], [ -77.060153, 38.95774 ], [ -77.060027, 38.957718 ], [ -77.059853, 38.957685 ], [ -77.05968, 38.957649 ], [ -77.059384, 38.957582 ], [ -77.059362, 38.957576 ], [ -77.059317, 38.957566 ], [ -77.0592, 38.957536 ], [ -77.059144, 38.95752 ], [ -77.059088, 38.957502 ], [ -77.059006, 38.957472 ], [ -77.058923, 38.957437 ], [ -77.058864, 38.957408 ], [ -77.058807, 38.957376 ], [ -77.05878, 38.957359 ], [ -77.058727, 38.957323 ], [ -77.058677, 38.957286 ], [ -77.05858, 38.957209 ], [ -77.058481, 38.957133 ], [ -77.058351, 38.95703 ], [ -77.058318, 38.957005 ], [ -77.058183, 38.956895 ], [ -77.058155, 38.95687 ], [ -77.058131, 38.956843 ], [ -77.05811, 38.956814 ], [ -77.058093, 38.956783 ], [ -77.058079, 38.956752 ], [ -77.058066, 38.956712 ], [ -77.058101, 38.956701 ], [ -77.058127, 38.956691 ], [ -77.058151, 38.95668 ], [ -77.058174, 38.956667 ], [ -77.058195, 38.956654 ], [ -77.058224, 38.956629 ], [ -77.05825, 38.956604 ], [ -77.058274, 38.956578 ], [ -77.058295, 38.95655 ], [ -77.058314, 38.956521 ], [ -77.058329, 38.956501 ], [ -77.058358, 38.956459 ], [ -77.058383, 38.956416 ], [ -77.058405, 38.956372 ], [ -77.058424, 38.956327 ], [ -77.058439, 38.956282 ], [ -77.058447, 38.956239 ], [ -77.058448, 38.956217 ], [ -77.058448, 38.956194 ], [ -77.058443, 38.956153 ], [ -77.058439, 38.956133 ], [ -77.058426, 38.956093 ], [ -77.058417, 38.956074 ], [ -77.058396, 38.956036 ], [ -77.058384, 38.956018 ], [ -77.05837, 38.956 ], [ -77.058345, 38.955972 ], [ -77.058316, 38.955945 ], [ -77.058283, 38.955922 ], [ -77.058248, 38.955901 ], [ -77.057926, 38.955758 ], [ -77.057901, 38.955746 ], [ -77.057827, 38.955707 ], [ -77.057759, 38.955662 ], [ -77.057684, 38.955603 ], [ -77.057653, 38.955575 ], [ -77.057626, 38.955545 ], [ -77.057601, 38.955513 ], [ -77.057581, 38.95548 ], [ -77.057565, 38.955451 ], [ -77.057552, 38.95542 ], [ -77.057543, 38.955389 ], [ -77.057538, 38.955357 ], [ -77.057537, 38.955325 ], [ -77.057539, 38.955293 ], [ -77.057544, 38.955262 ], [ -77.057551, 38.955231 ], [ -77.05756, 38.9552 ], [ -77.057572, 38.95517 ], [ -77.057644, 38.954958 ], [ -77.057653, 38.954927 ], [ -77.05766, 38.954896 ], [ -77.057664, 38.954865 ], [ -77.057666, 38.954833 ], [ -77.057665, 38.954802 ], [ -77.057655, 38.95475 ], [ -77.057643, 38.954716 ], [ -77.057628, 38.954684 ], [ -77.057609, 38.954652 ], [ -77.057481, 38.954469 ], [ -77.057457, 38.954439 ], [ -77.057431, 38.954411 ], [ -77.057403, 38.954385 ], [ -77.057387, 38.954372 ], [ -77.057355, 38.954348 ], [ -77.056992, 38.954121 ], [ -77.056869, 38.954047 ], [ -77.056838, 38.95403 ], [ -77.056808, 38.954012 ], [ -77.056746, 38.953977 ], [ -77.056579, 38.953885 ], [ -77.056492, 38.953839 ], [ -77.056408, 38.953796 ], [ -77.056296, 38.953741 ], [ -77.056033, 38.953054 ], [ -77.056724, 38.953585 ], [ -77.056781, 38.953548 ], [ -77.056827, 38.95349 ], [ -77.056846, 38.953409 ], [ -77.056853, 38.953311 ], [ -77.056854, 38.953165 ], [ -77.056869, 38.953104 ], [ -77.056927, 38.952997 ], [ -77.056989, 38.952949 ], [ -77.057285, 38.952788 ], [ -77.057305, 38.952778 ], [ -77.057515, 38.952684 ], [ -77.057656, 38.952613 ], [ -77.057684, 38.9526 ], [ -77.05771, 38.952586 ], [ -77.057744, 38.952566 ], [ -77.057776, 38.952544 ], [ -77.057807, 38.952521 ], [ -77.057854, 38.952481 ], [ -77.057947, 38.952394 ], [ -77.058007, 38.952335 ], [ -77.058065, 38.952275 ], [ -77.058141, 38.952194 ], [ -77.058335, 38.952059 ], [ -77.058363, 38.952046 ], [ -77.058403, 38.952034 ], [ -77.058443, 38.952024 ], [ -77.058525, 38.952009 ], [ -77.058738, 38.951982 ], [ -77.058852, 38.951966 ], [ -77.059078, 38.95193 ], [ -77.059633, 38.951834 ], [ -77.059891, 38.951879 ], [ -77.06016, 38.951853 ], [ -77.061231, 38.951853 ], [ -77.061632, 38.951849 ], [ -77.061885, 38.951853 ], [ -77.062603, 38.951853 ], [ -77.062925, 38.95185 ], [ -77.064335, 38.951849 ], [ -77.064636, 38.951848 ], [ -77.065034, 38.951848 ], [ -77.065169, 38.951852 ], [ -77.065169, 38.951933 ], [ -77.065176, 38.952793 ], [ -77.065171, 38.9533 ], [ -77.06517, 38.953379 ], [ -77.065169, 38.953404 ], [ -77.065169, 38.953771 ], [ -77.065171, 38.954258 ], [ -77.065192, 38.95428 ], [ -77.065236, 38.954324 ], [ -77.065259, 38.954345 ], [ -77.065332, 38.954405 ], [ -77.065384, 38.954442 ], [ -77.065411, 38.95446 ], [ -77.065444, 38.954487 ], [ -77.065478, 38.954513 ], [ -77.065528, 38.954546 ], [ -77.06559, 38.95458 ], [ -77.06563, 38.9546 ], [ -77.065654, 38.95461 ], [ -77.065714, 38.954634 ], [ -77.065757, 38.954649 ], [ -77.065801, 38.954661 ], [ -77.065834, 38.954669 ], [ -77.065901, 38.954681 ], [ -77.065934, 38.954686 ], [ -77.066002, 38.954694 ], [ -77.06607, 38.954699 ], [ -77.066138, 38.954701 ], [ -77.066589, 38.954695 ], [ -77.067659, 38.954693 ], [ -77.067763, 38.954691 ], [ -77.068131, 38.954691 ], [ -77.069157, 38.954695 ], [ -77.069226, 38.954694 ], [ -77.069228, 38.954722 ], [ -77.069228, 38.95475 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001301", "BLKGRPCE": "3", "GEOID": "110010013013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 216738.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9519518", "INTPTLON": "-077.0656341", "mobility_total": "1698", "mobility_same_house": "1243", "mobility_different_house": "402", "mobility_different_house_same_metro": "87", "mobility_different_house_different_metro": "282", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "53" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.069425, 38.954336 ], [ -77.069313, 38.954431 ], [ -77.069243, 38.954615 ], [ -77.069236, 38.954639 ], [ -77.069231, 38.954663 ], [ -77.069226, 38.954694 ], [ -77.069157, 38.954695 ], [ -77.068131, 38.954691 ], [ -77.067763, 38.954691 ], [ -77.067659, 38.954693 ], [ -77.066589, 38.954695 ], [ -77.066138, 38.954701 ], [ -77.06607, 38.954699 ], [ -77.066002, 38.954694 ], [ -77.065934, 38.954686 ], [ -77.065901, 38.954681 ], [ -77.065834, 38.954669 ], [ -77.065801, 38.954661 ], [ -77.065757, 38.954649 ], [ -77.065714, 38.954634 ], [ -77.065654, 38.95461 ], [ -77.06563, 38.9546 ], [ -77.06559, 38.95458 ], [ -77.065528, 38.954546 ], [ -77.065478, 38.954513 ], [ -77.065444, 38.954487 ], [ -77.065411, 38.95446 ], [ -77.065384, 38.954442 ], [ -77.065332, 38.954405 ], [ -77.065259, 38.954345 ], [ -77.065236, 38.954324 ], [ -77.065192, 38.95428 ], [ -77.065171, 38.954258 ], [ -77.065169, 38.953771 ], [ -77.065169, 38.953404 ], [ -77.06517, 38.953379 ], [ -77.065171, 38.9533 ], [ -77.065176, 38.952793 ], [ -77.065169, 38.951933 ], [ -77.065169, 38.951852 ], [ -77.065034, 38.951848 ], [ -77.064636, 38.951848 ], [ -77.064335, 38.951849 ], [ -77.062925, 38.95185 ], [ -77.062603, 38.951853 ], [ -77.061885, 38.951853 ], [ -77.061632, 38.951849 ], [ -77.061632, 38.951683 ], [ -77.061632, 38.951307 ], [ -77.061633, 38.951283 ], [ -77.061641, 38.950271 ], [ -77.061639, 38.949679 ], [ -77.062141, 38.949679 ], [ -77.062926, 38.949677 ], [ -77.063394, 38.949676 ], [ -77.063702, 38.949679 ], [ -77.063988, 38.949679 ], [ -77.064221, 38.94968 ], [ -77.06473, 38.949681 ], [ -77.065349, 38.949679 ], [ -77.065725, 38.94968 ], [ -77.065782, 38.949681 ], [ -77.066714, 38.949683 ], [ -77.067325, 38.950726 ], [ -77.067728, 38.951415 ], [ -77.067921, 38.951745 ], [ -77.068123, 38.952096 ], [ -77.068183, 38.952201 ], [ -77.06875, 38.953177 ], [ -77.068774, 38.95322 ], [ -77.068825, 38.953308 ], [ -77.06887, 38.953384 ], [ -77.069199, 38.953949 ], [ -77.069239, 38.954016 ], [ -77.069328, 38.95417 ], [ -77.069365, 38.954232 ], [ -77.069425, 38.954336 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001401", "BLKGRPCE": "1", "GEOID": "110010014011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 357424.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9632178", "INTPTLON": "-077.0684718", "mobility_total": "2207", "mobility_same_house": "1733", "mobility_different_house": "305", "mobility_different_house_same_metro": "174", "mobility_different_house_different_metro": "131", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "169" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.075049, 38.963999 ], [ -77.074275, 38.963998 ], [ -77.071474, 38.963999 ], [ -77.070111, 38.964 ], [ -77.069815, 38.964001 ], [ -77.067607, 38.964 ], [ -77.06797, 38.964824 ], [ -77.068007, 38.964905 ], [ -77.068043, 38.964985 ], [ -77.068069, 38.965045 ], [ -77.06841, 38.96581 ], [ -77.067764, 38.965813 ], [ -77.066925, 38.965813 ], [ -77.066382, 38.965814 ], [ -77.064853, 38.965812 ], [ -77.063884, 38.965809 ], [ -77.063787, 38.965808 ], [ -77.062897, 38.965811 ], [ -77.062439, 38.965809 ], [ -77.062375, 38.96581 ], [ -77.062196, 38.965811 ], [ -77.062046, 38.965813 ], [ -77.062218, 38.965611 ], [ -77.062392, 38.965409 ], [ -77.06261, 38.965154 ], [ -77.062826, 38.964904 ], [ -77.062969, 38.964735 ], [ -77.063156, 38.964515 ], [ -77.063352, 38.964287 ], [ -77.063568, 38.964034 ], [ -77.063603, 38.963992 ], [ -77.063782, 38.963784 ], [ -77.063824, 38.963734 ], [ -77.063881, 38.963668 ], [ -77.064412, 38.963047 ], [ -77.065998, 38.961193 ], [ -77.066063, 38.961118 ], [ -77.066097, 38.961086 ], [ -77.06613, 38.961062 ], [ -77.066175, 38.961038 ], [ -77.066238, 38.961013 ], [ -77.066304, 38.961021 ], [ -77.066863, 38.961022 ], [ -77.067087, 38.961021 ], [ -77.067284, 38.961017 ], [ -77.067639, 38.961018 ], [ -77.06798, 38.961016 ], [ -77.068363, 38.961017 ], [ -77.069028, 38.961016 ], [ -77.069176, 38.961017 ], [ -77.069857, 38.961017 ], [ -77.070216, 38.961016 ], [ -77.070602, 38.961016 ], [ -77.070699, 38.961014 ], [ -77.070831, 38.961013 ], [ -77.070995, 38.961018 ], [ -77.071331, 38.961018 ], [ -77.071606, 38.961016 ], [ -77.071998, 38.961018 ], [ -77.072364, 38.961017 ], [ -77.073309, 38.961017 ], [ -77.073928, 38.962076 ], [ -77.074521, 38.963092 ], [ -77.074687, 38.963379 ], [ -77.075049, 38.963999 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001401", "BLKGRPCE": "2", "GEOID": "110010014012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 430738.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9670346", "INTPTLON": "-077.0723808", "mobility_total": "1098", "mobility_same_house": "1080", "mobility_different_house": "10", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "10", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.077423, 38.967304 ], [ -77.077106, 38.967558 ], [ -77.076712, 38.967844 ], [ -77.076644, 38.967887 ], [ -77.075805, 38.968543 ], [ -77.075683, 38.968639 ], [ -77.075625, 38.968684 ], [ -77.074775, 38.969341 ], [ -77.074249, 38.969757 ], [ -77.074186, 38.969805 ], [ -77.073113, 38.970631 ], [ -77.07299, 38.970726 ], [ -77.072924, 38.970778 ], [ -77.072806, 38.970872 ], [ -77.071647, 38.971786 ], [ -77.071578, 38.971689 ], [ -77.071247, 38.971238 ], [ -77.071191, 38.971161 ], [ -77.070897, 38.970765 ], [ -77.070735, 38.970537 ], [ -77.070683, 38.970465 ], [ -77.070567, 38.970301 ], [ -77.070182, 38.969763 ], [ -77.070141, 38.969697 ], [ -77.070109, 38.969622 ], [ -77.069978, 38.969333 ], [ -77.069665, 38.968636 ], [ -77.069489, 38.968232 ], [ -77.069291, 38.967781 ], [ -77.069218, 38.96762 ], [ -77.068816, 38.966727 ], [ -77.068787, 38.966663 ], [ -77.068516, 38.966048 ], [ -77.06841, 38.96581 ], [ -77.068069, 38.965045 ], [ -77.068043, 38.964985 ], [ -77.068007, 38.964905 ], [ -77.06797, 38.964824 ], [ -77.067607, 38.964 ], [ -77.069815, 38.964001 ], [ -77.070111, 38.964 ], [ -77.071474, 38.963999 ], [ -77.074275, 38.963998 ], [ -77.075049, 38.963999 ], [ -77.07537, 38.964555 ], [ -77.075573, 38.964903 ], [ -77.075754, 38.965212 ], [ -77.076087, 38.965785 ], [ -77.076156, 38.965906 ], [ -77.076283, 38.966123 ], [ -77.076527, 38.966544 ], [ -77.076576, 38.966627 ], [ -77.076627, 38.966716 ], [ -77.076695, 38.966764 ], [ -77.07672, 38.966784 ], [ -77.076739, 38.966805 ], [ -77.076839, 38.966976 ], [ -77.076863, 38.967003 ], [ -77.076887, 38.967025 ], [ -77.076943, 38.967065 ], [ -77.076999, 38.967101 ], [ -77.07717, 38.967217 ], [ -77.077213, 38.96722 ], [ -77.077298, 38.967237 ], [ -77.07732, 38.967245 ], [ -77.077346, 38.967256 ], [ -77.077373, 38.967272 ], [ -77.077423, 38.967304 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001402", "BLKGRPCE": "1", "GEOID": "110010014021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 337376.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9630510", "INTPTLON": "-077.0604877", "mobility_total": "771", "mobility_same_house": "762", "mobility_different_house": "9", "mobility_different_house_same_metro": "9", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.066175, 38.961038 ], [ -77.06613, 38.961062 ], [ -77.066097, 38.961086 ], [ -77.066063, 38.961118 ], [ -77.065998, 38.961193 ], [ -77.064412, 38.963047 ], [ -77.063881, 38.963668 ], [ -77.063824, 38.963734 ], [ -77.063782, 38.963784 ], [ -77.063603, 38.963992 ], [ -77.063568, 38.964034 ], [ -77.063352, 38.964287 ], [ -77.063156, 38.964515 ], [ -77.062969, 38.964735 ], [ -77.062826, 38.964904 ], [ -77.06261, 38.965154 ], [ -77.062392, 38.965409 ], [ -77.062218, 38.965611 ], [ -77.062046, 38.965813 ], [ -77.061871, 38.96581 ], [ -77.059767, 38.965814 ], [ -77.05923, 38.965816 ], [ -77.059129, 38.96588 ], [ -77.05898, 38.965786 ], [ -77.058849, 38.965698 ], [ -77.058699, 38.965592 ], [ -77.058554, 38.965487 ], [ -77.058352, 38.965343 ], [ -77.058279, 38.96529 ], [ -77.057799, 38.964946 ], [ -77.057579, 38.964788 ], [ -77.05751, 38.964737 ], [ -77.057176, 38.964498 ], [ -77.057087, 38.964435 ], [ -77.056874, 38.964281 ], [ -77.056685, 38.964147 ], [ -77.056485, 38.964003 ], [ -77.056374, 38.963922 ], [ -77.056326, 38.963883 ], [ -77.056311, 38.963869 ], [ -77.05627, 38.963824 ], [ -77.056235, 38.963777 ], [ -77.056221, 38.963747 ], [ -77.056206, 38.963707 ], [ -77.056197, 38.963671 ], [ -77.056191, 38.963635 ], [ -77.056189, 38.963598 ], [ -77.056193, 38.963375 ], [ -77.056193, 38.963184 ], [ -77.056194, 38.963106 ], [ -77.056194, 38.962909 ], [ -77.056201, 38.962647 ], [ -77.056202, 38.962319 ], [ -77.056203, 38.961181 ], [ -77.056202, 38.961156 ], [ -77.056201, 38.961013 ], [ -77.057029, 38.961013 ], [ -77.057443, 38.961015 ], [ -77.057472, 38.961014 ], [ -77.057929, 38.961013 ], [ -77.057989, 38.961012 ], [ -77.058748, 38.961017 ], [ -77.059423, 38.961019 ], [ -77.059751, 38.961018 ], [ -77.060965, 38.961016 ], [ -77.061408, 38.961016 ], [ -77.062127, 38.961016 ], [ -77.06341, 38.961015 ], [ -77.063889, 38.961016 ], [ -77.064375, 38.961017 ], [ -77.065724, 38.961017 ], [ -77.06608, 38.961019 ], [ -77.066238, 38.961013 ], [ -77.066175, 38.961038 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001500", "BLKGRPCE": "4", "GEOID": "110010015004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 654710.000000, "AWATER": 5000.000000, "INTPTLAT": "+38.9748800", "INTPTLON": "-077.0598161", "mobility_total": "1651", "mobility_same_house": "1388", "mobility_different_house": "199", "mobility_different_house_same_metro": "199", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "64" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.066726, 38.975612 ], [ -77.066554, 38.975749 ], [ -77.066133, 38.976085 ], [ -77.066123, 38.976093 ], [ -77.066001, 38.976173 ], [ -77.065879, 38.976284 ], [ -77.065132, 38.976863 ], [ -77.065102, 38.976887 ], [ -77.065087, 38.976899 ], [ -77.063896, 38.977828 ], [ -77.063864, 38.977853 ], [ -77.063049, 38.9785 ], [ -77.062926, 38.978595 ], [ -77.062763, 38.978722 ], [ -77.062671, 38.978793 ], [ -77.062633, 38.978775 ], [ -77.062593, 38.978763 ], [ -77.062552, 38.978752 ], [ -77.062508, 38.978745 ], [ -77.062464, 38.978743 ], [ -77.062104, 38.978741 ], [ -77.061694, 38.97874 ], [ -77.061362, 38.978737 ], [ -77.061033, 38.97874 ], [ -77.06072, 38.978741 ], [ -77.06047, 38.978748 ], [ -77.060405, 38.978752 ], [ -77.060371, 38.978754 ], [ -77.06034, 38.978755 ], [ -77.060307, 38.978757 ], [ -77.060243, 38.978762 ], [ -77.06021, 38.978763 ], [ -77.059986, 38.978779 ], [ -77.059661, 38.978811 ], [ -77.059407, 38.978829 ], [ -77.059145, 38.978837 ], [ -77.058532, 38.978844 ], [ -77.058321, 38.978845 ], [ -77.058193, 38.978843 ], [ -77.057812, 38.978829 ], [ -77.057502, 38.978811 ], [ -77.057434, 38.978805 ], [ -77.05727, 38.978784 ], [ -77.056997, 38.978758 ], [ -77.056941, 38.978751 ], [ -77.056906, 38.978746 ], [ -77.056817, 38.978731 ], [ -77.056715, 38.978709 ], [ -77.056691, 38.978703 ], [ -77.056264, 38.978609 ], [ -77.056128, 38.978573 ], [ -77.056042, 38.978547 ], [ -77.056009, 38.978538 ], [ -77.055977, 38.978527 ], [ -77.055727, 38.978448 ], [ -77.055582, 38.978397 ], [ -77.05556, 38.978388 ], [ -77.055474, 38.978356 ], [ -77.055369, 38.978314 ], [ -77.055328, 38.978296 ], [ -77.055307, 38.978288 ], [ -77.05522, 38.978252 ], [ -77.055113, 38.978204 ], [ -77.055071, 38.978183 ], [ -77.054934, 38.978112 ], [ -77.054851, 38.978065 ], [ -77.05483, 38.978054 ], [ -77.05481, 38.978042 ], [ -77.054659, 38.977958 ], [ -77.05451, 38.977869 ], [ -77.054457, 38.977835 ], [ -77.054408, 38.977802 ], [ -77.053983, 38.977496 ], [ -77.053877, 38.977426 ], [ -77.05384, 38.977404 ], [ -77.053744, 38.977353 ], [ -77.053672, 38.97732 ], [ -77.053598, 38.977291 ], [ -77.05356, 38.977279 ], [ -77.053411, 38.977226 ], [ -77.053352, 38.977208 ], [ -77.053279, 38.977188 ], [ -77.053165, 38.977162 ], [ -77.053126, 38.977155 ], [ -77.053086, 38.977149 ], [ -77.053004, 38.977135 ], [ -77.05288, 38.977118 ], [ -77.052546, 38.977092 ], [ -77.052555, 38.977053 ], [ -77.052561, 38.97702 ], [ -77.052571, 38.976931 ], [ -77.052629, 38.97655 ], [ -77.052639, 38.976487 ], [ -77.052692, 38.976152 ], [ -77.052781, 38.975558 ], [ -77.052794, 38.975474 ], [ -77.052822, 38.975281 ], [ -77.052952, 38.974439 ], [ -77.052977, 38.974289 ], [ -77.052992, 38.974171 ], [ -77.053, 38.974116 ], [ -77.053064, 38.973746 ], [ -77.053164, 38.973154 ], [ -77.053204, 38.972912 ], [ -77.053219, 38.972831 ], [ -77.053387, 38.972835 ], [ -77.053735, 38.972833 ], [ -77.05404, 38.972828 ], [ -77.054272, 38.972828 ], [ -77.055232, 38.972828 ], [ -77.055468, 38.972834 ], [ -77.055571, 38.972835 ], [ -77.055721, 38.972835 ], [ -77.056, 38.972833 ], [ -77.056141, 38.972831 ], [ -77.056286, 38.97283 ], [ -77.057376, 38.972835 ], [ -77.0577, 38.972835 ], [ -77.057812, 38.972834 ], [ -77.05805, 38.972835 ], [ -77.05826, 38.972835 ], [ -77.058303, 38.972836 ], [ -77.058793, 38.972837 ], [ -77.059103, 38.972835 ], [ -77.059411, 38.972835 ], [ -77.059745, 38.972837 ], [ -77.059941, 38.972835 ], [ -77.060107, 38.972834 ], [ -77.060436, 38.972835 ], [ -77.060916, 38.972838 ], [ -77.061248, 38.972837 ], [ -77.061322, 38.972836 ], [ -77.06148, 38.972836 ], [ -77.062136, 38.972835 ], [ -77.062828, 38.972836 ], [ -77.063428, 38.972835 ], [ -77.063658, 38.972837 ], [ -77.064042, 38.972839 ], [ -77.064188, 38.972838 ], [ -77.064269, 38.972953 ], [ -77.064648, 38.973483 ], [ -77.064808, 38.973705 ], [ -77.064929, 38.973875 ], [ -77.065233, 38.974296 ], [ -77.065494, 38.974665 ], [ -77.065744, 38.975013 ], [ -77.065833, 38.975137 ], [ -77.066044, 38.975443 ], [ -77.0661, 38.975528 ], [ -77.066154, 38.975505 ], [ -77.066193, 38.975493 ], [ -77.066227, 38.975484 ], [ -77.066279, 38.975475 ], [ -77.066303, 38.975472 ], [ -77.066342, 38.975469 ], [ -77.066381, 38.975468 ], [ -77.066406, 38.97547 ], [ -77.066456, 38.975479 ], [ -77.066504, 38.975491 ], [ -77.066551, 38.975507 ], [ -77.066596, 38.975525 ], [ -77.066641, 38.97555 ], [ -77.066685, 38.975579 ], [ -77.066726, 38.975612 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001500", "BLKGRPCE": "5", "GEOID": "110010015005", "NAMELSAD": "Block Group 5", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 320286.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9719579", "INTPTLON": "-077.0669840", "mobility_total": "1047", "mobility_same_house": "1047", "mobility_different_house": "0", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.071647, 38.971786 ], [ -77.07125, 38.972087 ], [ -77.071229, 38.972103 ], [ -77.070517, 38.972667 ], [ -77.070396, 38.972763 ], [ -77.070254, 38.972867 ], [ -77.070214, 38.972896 ], [ -77.070098, 38.97298 ], [ -77.06958, 38.973396 ], [ -77.06929, 38.973617 ], [ -77.068969, 38.973869 ], [ -77.068733, 38.974052 ], [ -77.068695, 38.974082 ], [ -77.066989, 38.975408 ], [ -77.066849, 38.975517 ], [ -77.066726, 38.975612 ], [ -77.066685, 38.975579 ], [ -77.066641, 38.97555 ], [ -77.066596, 38.975525 ], [ -77.066551, 38.975507 ], [ -77.066504, 38.975491 ], [ -77.066456, 38.975479 ], [ -77.066406, 38.97547 ], [ -77.066381, 38.975468 ], [ -77.066342, 38.975469 ], [ -77.066303, 38.975472 ], [ -77.066279, 38.975475 ], [ -77.066227, 38.975484 ], [ -77.066193, 38.975493 ], [ -77.066154, 38.975505 ], [ -77.0661, 38.975528 ], [ -77.066044, 38.975443 ], [ -77.065833, 38.975137 ], [ -77.065744, 38.975013 ], [ -77.065494, 38.974665 ], [ -77.065233, 38.974296 ], [ -77.064929, 38.973875 ], [ -77.064808, 38.973705 ], [ -77.064648, 38.973483 ], [ -77.064269, 38.972953 ], [ -77.064188, 38.972838 ], [ -77.064118, 38.972742 ], [ -77.063908, 38.972439 ], [ -77.063705, 38.972162 ], [ -77.063668, 38.972109 ], [ -77.063462, 38.971825 ], [ -77.063225, 38.971492 ], [ -77.062664, 38.970708 ], [ -77.062634, 38.970667 ], [ -77.061989, 38.969766 ], [ -77.062134, 38.969763 ], [ -77.063744, 38.969762 ], [ -77.063773, 38.969763 ], [ -77.063879, 38.969762 ], [ -77.063989, 38.969761 ], [ -77.065107, 38.969762 ], [ -77.065923, 38.969762 ], [ -77.066378, 38.969764 ], [ -77.068835, 38.969763 ], [ -77.068915, 38.969761 ], [ -77.069305, 38.969762 ], [ -77.069736, 38.969762 ], [ -77.070037, 38.969761 ], [ -77.070073, 38.969762 ], [ -77.070182, 38.969763 ], [ -77.070567, 38.970301 ], [ -77.070683, 38.970465 ], [ -77.070735, 38.970537 ], [ -77.070897, 38.970765 ], [ -77.071191, 38.971161 ], [ -77.071247, 38.971238 ], [ -77.071578, 38.971689 ], [ -77.071647, 38.971786 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002101", "BLKGRPCE": "5", "GEOID": "110010021015", "NAMELSAD": "Block Group 5", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 82327.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9562770", "INTPTLON": "-077.0260311", "mobility_total": "1245", "mobility_same_house": "1213", "mobility_different_house": "32", "mobility_different_house_same_metro": "23", "mobility_different_house_different_metro": "9", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.028175, 38.95728 ], [ -77.028017, 38.957282 ], [ -77.027828, 38.957287 ], [ -77.027317, 38.957302 ], [ -77.026986, 38.95731 ], [ -77.026006, 38.95734 ], [ -77.025809, 38.957347 ], [ -77.025158, 38.957364 ], [ -77.024825, 38.957374 ], [ -77.024441, 38.957387 ], [ -77.024088, 38.957397 ], [ -77.024082, 38.957315 ], [ -77.024078, 38.957247 ], [ -77.024037, 38.956423 ], [ -77.024033, 38.956328 ], [ -77.02403, 38.956232 ], [ -77.024007, 38.95577 ], [ -77.023984, 38.955256 ], [ -77.024081, 38.955254 ], [ -77.025606, 38.955208 ], [ -77.025705, 38.955206 ], [ -77.026123, 38.955194 ], [ -77.026627, 38.955181 ], [ -77.026651, 38.955181 ], [ -77.026785, 38.955176 ], [ -77.026908, 38.955173 ], [ -77.02713, 38.955166 ], [ -77.027452, 38.955159 ], [ -77.027712, 38.95515 ], [ -77.027881, 38.955148 ], [ -77.027892, 38.955223 ], [ -77.027959, 38.95571 ], [ -77.028001, 38.956008 ], [ -77.028015, 38.956117 ], [ -77.028029, 38.956216 ], [ -77.028072, 38.95652 ], [ -77.028118, 38.956859 ], [ -77.028139, 38.957022 ], [ -77.028159, 38.957169 ], [ -77.028175, 38.95728 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002102", "BLKGRPCE": "2", "GEOID": "110010021022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 134487.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9549517", "INTPTLON": "-077.0103690", "mobility_total": "535", "mobility_same_house": "464", "mobility_different_house": "71", "mobility_different_house_same_metro": "63", "mobility_different_house_different_metro": "8", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.012429, 38.952308 ], [ -77.012124, 38.952721 ], [ -77.011635, 38.953375 ], [ -77.011553, 38.953566 ], [ -77.011534, 38.953618 ], [ -77.011528, 38.953652 ], [ -77.011531, 38.953771 ], [ -77.011561, 38.954385 ], [ -77.01157, 38.95455 ], [ -77.011574, 38.95462 ], [ -77.011593, 38.955053 ], [ -77.011614, 38.955486 ], [ -77.011613, 38.95551 ], [ -77.011613, 38.955612 ], [ -77.011613, 38.955751 ], [ -77.011611, 38.956032 ], [ -77.011614, 38.9564 ], [ -77.011614, 38.956588 ], [ -77.011615, 38.956683 ], [ -77.011615, 38.957271 ], [ -77.011616, 38.957569 ], [ -77.011615, 38.957661 ], [ -77.011125, 38.957662 ], [ -77.010782, 38.957661 ], [ -77.010375, 38.957661 ], [ -77.010082, 38.95766 ], [ -77.009798, 38.957661 ], [ -77.009485, 38.95766 ], [ -77.009179, 38.957661 ], [ -77.009049, 38.95766 ], [ -77.009047, 38.957301 ], [ -77.009006, 38.956943 ], [ -77.009022, 38.956587 ], [ -77.009026, 38.956197 ], [ -77.009018, 38.955699 ], [ -77.009048, 38.955369 ], [ -77.009047, 38.955307 ], [ -77.009046, 38.955058 ], [ -77.009045, 38.954996 ], [ -77.009046, 38.954815 ], [ -77.009047, 38.954623 ], [ -77.009047, 38.954545 ], [ -77.009048, 38.954478 ], [ -77.009048, 38.954109 ], [ -77.009049, 38.953791 ], [ -77.009045, 38.953529 ], [ -77.009047, 38.953452 ], [ -77.00905, 38.953334 ], [ -77.009052, 38.953115 ], [ -77.00905, 38.953034 ], [ -77.00905, 38.952973 ], [ -77.009045, 38.952852 ], [ -77.009042, 38.952821 ], [ -77.009038, 38.952761 ], [ -77.009015, 38.952512 ], [ -77.009007, 38.952407 ], [ -77.009148, 38.952405 ], [ -77.009489, 38.952397 ], [ -77.010126, 38.952377 ], [ -77.010658, 38.952362 ], [ -77.010698, 38.95236 ], [ -77.011315, 38.952343 ], [ -77.012268, 38.952314 ], [ -77.012429, 38.952308 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002102", "BLKGRPCE": "3", "GEOID": "110010021023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 98074.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9551230", "INTPTLON": "-077.0126217", "mobility_total": "1213", "mobility_same_house": "1025", "mobility_different_house": "188", "mobility_different_house_same_metro": "159", "mobility_different_house_different_metro": "29", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.013649, 38.957661 ], [ -77.01353, 38.95766 ], [ -77.013021, 38.95766 ], [ -77.012617, 38.957662 ], [ -77.01233, 38.957662 ], [ -77.011972, 38.95766 ], [ -77.011615, 38.957661 ], [ -77.011616, 38.957569 ], [ -77.011615, 38.957271 ], [ -77.011615, 38.956683 ], [ -77.011614, 38.956588 ], [ -77.011614, 38.9564 ], [ -77.011611, 38.956032 ], [ -77.011613, 38.955751 ], [ -77.011613, 38.955612 ], [ -77.011613, 38.95551 ], [ -77.011614, 38.955486 ], [ -77.011593, 38.955053 ], [ -77.011574, 38.95462 ], [ -77.01157, 38.95455 ], [ -77.011561, 38.954385 ], [ -77.011531, 38.953771 ], [ -77.011528, 38.953652 ], [ -77.011534, 38.953618 ], [ -77.011553, 38.953566 ], [ -77.011635, 38.953375 ], [ -77.012124, 38.952721 ], [ -77.012429, 38.952308 ], [ -77.013304, 38.95228 ], [ -77.013364, 38.952279 ], [ -77.013458, 38.952276 ], [ -77.013471, 38.952462 ], [ -77.013494, 38.952918 ], [ -77.013509, 38.953323 ], [ -77.013514, 38.953442 ], [ -77.013546, 38.954029 ], [ -77.01356, 38.954355 ], [ -77.013564, 38.954412 ], [ -77.013568, 38.95449 ], [ -77.013587, 38.954837 ], [ -77.013619, 38.955562 ], [ -77.013639, 38.955978 ], [ -77.013645, 38.956276 ], [ -77.013648, 38.956389 ], [ -77.013648, 38.956584 ], [ -77.01365, 38.957285 ], [ -77.013649, 38.957661 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002102", "BLKGRPCE": "4", "GEOID": "110010021024", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 127265.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9549627", "INTPTLON": "-077.0148035", "mobility_total": "802", "mobility_same_house": "641", "mobility_different_house": "161", "mobility_different_house_same_metro": "161", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.016165, 38.957662 ], [ -77.015741, 38.95766 ], [ -77.015185, 38.957661 ], [ -77.014488, 38.957659 ], [ -77.014375, 38.95766 ], [ -77.014218, 38.95766 ], [ -77.014164, 38.957661 ], [ -77.013758, 38.95766 ], [ -77.013649, 38.957661 ], [ -77.01365, 38.957285 ], [ -77.013648, 38.956584 ], [ -77.013648, 38.956389 ], [ -77.013645, 38.956276 ], [ -77.013639, 38.955978 ], [ -77.013619, 38.955562 ], [ -77.013587, 38.954837 ], [ -77.013568, 38.95449 ], [ -77.013564, 38.954412 ], [ -77.01356, 38.954355 ], [ -77.013546, 38.954029 ], [ -77.013514, 38.953442 ], [ -77.013509, 38.953323 ], [ -77.013494, 38.952918 ], [ -77.013471, 38.952462 ], [ -77.013458, 38.952276 ], [ -77.015279, 38.952224 ], [ -77.015771, 38.952209 ], [ -77.015891, 38.952204 ], [ -77.015895, 38.95228 ], [ -77.015898, 38.952359 ], [ -77.015937, 38.953172 ], [ -77.01594, 38.953251 ], [ -77.015967, 38.953891 ], [ -77.015991, 38.954288 ], [ -77.015997, 38.954422 ], [ -77.016025, 38.954955 ], [ -77.016034, 38.955209 ], [ -77.015964, 38.955302 ], [ -77.015861, 38.955441 ], [ -77.015814, 38.955506 ], [ -77.016044, 38.955491 ], [ -77.016049, 38.955636 ], [ -77.016081, 38.956268 ], [ -77.016109, 38.956555 ], [ -77.016119, 38.956665 ], [ -77.016149, 38.956939 ], [ -77.016159, 38.957099 ], [ -77.016166, 38.957201 ], [ -77.016165, 38.957662 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002102", "BLKGRPCE": "6", "GEOID": "110010021026", "NAMELSAD": "Block Group 6", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 118305.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9559800", "INTPTLON": "-077.0179600", "mobility_total": "630", "mobility_same_house": "565", "mobility_different_house": "65", "mobility_different_house_same_metro": "63", "mobility_different_house_different_metro": "2", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019937, 38.95752 ], [ -77.019865, 38.957523 ], [ -77.01965, 38.957528 ], [ -77.019314, 38.957539 ], [ -77.019219, 38.957541 ], [ -77.018128, 38.957572 ], [ -77.018072, 38.957585 ], [ -77.017874, 38.95766 ], [ -77.017098, 38.957662 ], [ -77.017026, 38.957663 ], [ -77.016497, 38.957663 ], [ -77.016165, 38.957662 ], [ -77.016166, 38.957201 ], [ -77.016159, 38.957099 ], [ -77.016149, 38.956939 ], [ -77.016119, 38.956665 ], [ -77.016109, 38.956555 ], [ -77.016081, 38.956268 ], [ -77.016049, 38.955636 ], [ -77.016044, 38.955491 ], [ -77.015814, 38.955506 ], [ -77.015861, 38.955441 ], [ -77.015964, 38.955302 ], [ -77.016034, 38.955209 ], [ -77.016025, 38.954955 ], [ -77.015997, 38.954422 ], [ -77.016467, 38.954408 ], [ -77.016635, 38.954402 ], [ -77.017046, 38.954391 ], [ -77.017343, 38.954381 ], [ -77.017584, 38.954374 ], [ -77.017625, 38.954372 ], [ -77.017714, 38.95437 ], [ -77.01863, 38.954342 ], [ -77.019045, 38.954331 ], [ -77.019524, 38.954316 ], [ -77.019788, 38.954309 ], [ -77.019805, 38.954672 ], [ -77.019815, 38.954936 ], [ -77.019826, 38.955134 ], [ -77.019837, 38.955379 ], [ -77.019883, 38.956349 ], [ -77.019887, 38.956449 ], [ -77.019934, 38.957439 ], [ -77.019937, 38.95752 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002201", "BLKGRPCE": "1", "GEOID": "110010022011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 144521.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9502173", "INTPTLON": "-077.0216700", "mobility_total": "1313", "mobility_same_house": "1060", "mobility_different_house": "253", "mobility_different_house_same_metro": "104", "mobility_different_house_different_metro": "128", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.023829, 38.951966 ], [ -77.023727, 38.951968 ], [ -77.022968, 38.951989 ], [ -77.022204, 38.952014 ], [ -77.022104, 38.952016 ], [ -77.021845, 38.952023 ], [ -77.021562, 38.952033 ], [ -77.021177, 38.952041 ], [ -77.020766, 38.952054 ], [ -77.019885, 38.952077 ], [ -77.019681, 38.952083 ], [ -77.019632, 38.951021 ], [ -77.019607, 38.950467 ], [ -77.019603, 38.950402 ], [ -77.019596, 38.950249 ], [ -77.019584, 38.950026 ], [ -77.019581, 38.949952 ], [ -77.019579, 38.949921 ], [ -77.019566, 38.949637 ], [ -77.019553, 38.949401 ], [ -77.019546, 38.949211 ], [ -77.019544, 38.949135 ], [ -77.019528, 38.948812 ], [ -77.019513, 38.94847 ], [ -77.02003, 38.94845 ], [ -77.020882, 38.94843 ], [ -77.021068, 38.948424 ], [ -77.02127, 38.948417 ], [ -77.021934, 38.948399 ], [ -77.022272, 38.948389 ], [ -77.022415, 38.948384 ], [ -77.02254, 38.948381 ], [ -77.023265, 38.948363 ], [ -77.023655, 38.948348 ], [ -77.023681, 38.948893 ], [ -77.023691, 38.949086 ], [ -77.023722, 38.949735 ], [ -77.023727, 38.949826 ], [ -77.023736, 38.950008 ], [ -77.023754, 38.95032 ], [ -77.023769, 38.950602 ], [ -77.023778, 38.95081 ], [ -77.023781, 38.950897 ], [ -77.023829, 38.951966 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002201", "BLKGRPCE": "2", "GEOID": "110010022012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 174348.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9474842", "INTPTLON": "-077.0234207", "mobility_total": "1651", "mobility_same_house": "1554", "mobility_different_house": "78", "mobility_different_house_same_metro": "41", "mobility_different_house_different_metro": "37", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "19" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.027035, 38.948991 ], [ -77.026885, 38.948992 ], [ -77.026544, 38.949002 ], [ -77.026177, 38.949015 ], [ -77.025415, 38.949036 ], [ -77.024293, 38.94907 ], [ -77.023691, 38.949086 ], [ -77.023681, 38.948893 ], [ -77.023655, 38.948348 ], [ -77.023265, 38.948363 ], [ -77.02254, 38.948381 ], [ -77.022415, 38.948384 ], [ -77.022272, 38.948389 ], [ -77.021934, 38.948399 ], [ -77.02127, 38.948417 ], [ -77.021068, 38.948424 ], [ -77.020882, 38.94843 ], [ -77.02003, 38.94845 ], [ -77.019513, 38.94847 ], [ -77.019495, 38.948149 ], [ -77.019469, 38.94764 ], [ -77.019459, 38.947402 ], [ -77.019456, 38.947308 ], [ -77.019413, 38.946335 ], [ -77.020235, 38.946312 ], [ -77.020764, 38.946296 ], [ -77.021099, 38.946285 ], [ -77.021224, 38.94628 ], [ -77.021412, 38.946273 ], [ -77.021832, 38.946261 ], [ -77.022526, 38.946238 ], [ -77.022699, 38.946233 ], [ -77.023259, 38.946218 ], [ -77.023551, 38.946208 ], [ -77.024169, 38.946187 ], [ -77.024911, 38.946172 ], [ -77.025275, 38.946161 ], [ -77.025845, 38.946144 ], [ -77.026415, 38.946125 ], [ -77.0266, 38.946125 ], [ -77.026666, 38.9464 ], [ -77.026784, 38.94719 ], [ -77.026812, 38.947372 ], [ -77.026933, 38.948256 ], [ -77.026944, 38.948333 ], [ -77.026951, 38.94839 ], [ -77.026962, 38.948464 ], [ -77.027003, 38.948761 ], [ -77.027014, 38.948836 ], [ -77.027035, 38.948991 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002201", "BLKGRPCE": "3", "GEOID": "110010022013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 96303.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9504939", "INTPTLON": "-077.0254984", "mobility_total": "738", "mobility_same_house": "647", "mobility_different_house": "91", "mobility_different_house_same_metro": "91", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.027429, 38.951868 ], [ -77.027268, 38.951867 ], [ -77.026221, 38.951898 ], [ -77.025551, 38.951917 ], [ -77.025306, 38.951924 ], [ -77.024921, 38.951932 ], [ -77.024763, 38.951939 ], [ -77.024621, 38.951944 ], [ -77.024003, 38.951962 ], [ -77.02393, 38.951963 ], [ -77.023829, 38.951966 ], [ -77.023781, 38.950897 ], [ -77.023778, 38.95081 ], [ -77.023769, 38.950602 ], [ -77.023754, 38.95032 ], [ -77.023736, 38.950008 ], [ -77.023727, 38.949826 ], [ -77.023722, 38.949735 ], [ -77.023691, 38.949086 ], [ -77.024293, 38.94907 ], [ -77.025415, 38.949036 ], [ -77.026177, 38.949015 ], [ -77.026544, 38.949002 ], [ -77.026885, 38.948992 ], [ -77.027035, 38.948991 ], [ -77.027048, 38.949084 ], [ -77.027081, 38.949337 ], [ -77.027135, 38.949734 ], [ -77.027161, 38.949927 ], [ -77.02721, 38.950277 ], [ -77.027223, 38.950364 ], [ -77.027235, 38.950452 ], [ -77.027248, 38.950539 ], [ -77.02726, 38.950627 ], [ -77.027273, 38.950714 ], [ -77.027284, 38.950802 ], [ -77.027367, 38.951417 ], [ -77.027383, 38.951538 ], [ -77.027395, 38.95162 ], [ -77.027419, 38.951791 ], [ -77.027429, 38.951868 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002202", "BLKGRPCE": "1", "GEOID": "110010022021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 490047.000000, "AWATER": 566.000000, "INTPTLAT": "+38.9479666", "INTPTLON": "-077.0118855", "mobility_total": "1946", "mobility_same_house": "1514", "mobility_different_house": "432", "mobility_different_house_same_metro": "404", "mobility_different_house_different_metro": "22", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.016811, 38.946409 ], [ -77.016375, 38.946994 ], [ -77.01603, 38.947459 ], [ -77.015687, 38.947922 ], [ -77.015624, 38.948006 ], [ -77.01546, 38.948227 ], [ -77.015283, 38.948468 ], [ -77.015216, 38.948558 ], [ -77.015244, 38.948571 ], [ -77.015273, 38.948582 ], [ -77.015305, 38.948589 ], [ -77.015338, 38.948594 ], [ -77.015369, 38.948595 ], [ -77.01571, 38.948586 ], [ -77.015714, 38.948683 ], [ -77.015741, 38.949187 ], [ -77.015744, 38.949256 ], [ -77.015748, 38.949324 ], [ -77.015765, 38.949689 ], [ -77.015784, 38.950064 ], [ -77.015787, 38.950142 ], [ -77.015829, 38.950968 ], [ -77.015836, 38.951135 ], [ -77.015868, 38.951705 ], [ -77.015891, 38.952204 ], [ -77.015771, 38.952209 ], [ -77.015279, 38.952224 ], [ -77.013458, 38.952276 ], [ -77.013364, 38.952279 ], [ -77.013304, 38.95228 ], [ -77.012429, 38.952308 ], [ -77.012268, 38.952314 ], [ -77.011315, 38.952343 ], [ -77.010698, 38.95236 ], [ -77.010658, 38.952362 ], [ -77.010126, 38.952377 ], [ -77.009489, 38.952397 ], [ -77.009148, 38.952405 ], [ -77.009007, 38.952407 ], [ -77.008986, 38.952124 ], [ -77.008958, 38.951716 ], [ -77.008919, 38.951229 ], [ -77.008905, 38.95104 ], [ -77.008893, 38.950878 ], [ -77.008891, 38.950859 ], [ -77.008864, 38.950499 ], [ -77.008847, 38.950267 ], [ -77.008814, 38.949764 ], [ -77.008784, 38.949393 ], [ -77.008751, 38.948954 ], [ -77.008726, 38.948609 ], [ -77.008701, 38.948296 ], [ -77.008692, 38.948169 ], [ -77.008722, 38.947637 ], [ -77.00871, 38.947392 ], [ -77.008702, 38.947137 ], [ -77.008705, 38.947051 ], [ -77.00871, 38.946923 ], [ -77.008702, 38.946676 ], [ -77.008718, 38.946478 ], [ -77.008768, 38.946338 ], [ -77.008817, 38.946206 ], [ -77.008882, 38.946052 ], [ -77.008917, 38.946006 ], [ -77.008953, 38.945961 ], [ -77.008991, 38.945916 ], [ -77.009204, 38.945691 ], [ -77.009369, 38.945573 ], [ -77.009433, 38.945529 ], [ -77.009498, 38.945487 ], [ -77.009565, 38.945447 ], [ -77.009996, 38.945178 ], [ -77.010409, 38.944923 ], [ -77.010764, 38.944707 ], [ -77.010812, 38.944677 ], [ -77.010862, 38.944648 ], [ -77.010926, 38.944613 ], [ -77.011015, 38.944567 ], [ -77.011064, 38.944543 ], [ -77.011176, 38.944493 ], [ -77.01123, 38.94447 ], [ -77.011286, 38.944448 ], [ -77.011469, 38.944369 ], [ -77.011513, 38.944345 ], [ -77.01154, 38.944329 ], [ -77.011587, 38.944381 ], [ -77.011605, 38.944393 ], [ -77.011626, 38.944403 ], [ -77.011648, 38.944409 ], [ -77.011671, 38.944413 ], [ -77.011853, 38.944411 ], [ -77.012618, 38.944388 ], [ -77.013511, 38.944892 ], [ -77.014369, 38.945378 ], [ -77.016014, 38.946395 ], [ -77.016071, 38.94643 ], [ -77.016663, 38.946412 ], [ -77.016811, 38.946409 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002202", "BLKGRPCE": "2", "GEOID": "110010022022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 98485.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9479159", "INTPTLON": "-077.0176787", "mobility_total": "1090", "mobility_same_house": "972", "mobility_different_house": "72", "mobility_different_house_same_metro": "25", "mobility_different_house_different_metro": "47", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "46" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019546, 38.949211 ], [ -77.01857, 38.949241 ], [ -77.01784, 38.949261 ], [ -77.017471, 38.949273 ], [ -77.016612, 38.949299 ], [ -77.015748, 38.949324 ], [ -77.015744, 38.949256 ], [ -77.015741, 38.949187 ], [ -77.015714, 38.948683 ], [ -77.01571, 38.948586 ], [ -77.015369, 38.948595 ], [ -77.015338, 38.948594 ], [ -77.015305, 38.948589 ], [ -77.015273, 38.948582 ], [ -77.015244, 38.948571 ], [ -77.015216, 38.948558 ], [ -77.015283, 38.948468 ], [ -77.01546, 38.948227 ], [ -77.015624, 38.948006 ], [ -77.015687, 38.947922 ], [ -77.01603, 38.947459 ], [ -77.016375, 38.946994 ], [ -77.016811, 38.946409 ], [ -77.017099, 38.946403 ], [ -77.017333, 38.946395 ], [ -77.017481, 38.946391 ], [ -77.018501, 38.946358 ], [ -77.019413, 38.946335 ], [ -77.019456, 38.947308 ], [ -77.019459, 38.947402 ], [ -77.019469, 38.94764 ], [ -77.019495, 38.948149 ], [ -77.019513, 38.94847 ], [ -77.019528, 38.948812 ], [ -77.019544, 38.949135 ], [ -77.019546, 38.949211 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002301", "BLKGRPCE": "2", "GEOID": "110010023012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 231032.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9430371", "INTPTLON": "-077.0152964", "mobility_total": "1974", "mobility_same_house": "1795", "mobility_different_house": "162", "mobility_different_house_same_metro": "128", "mobility_different_house_different_metro": "34", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.017333, 38.946395 ], [ -77.017099, 38.946403 ], [ -77.016811, 38.946409 ], [ -77.016663, 38.946412 ], [ -77.016071, 38.94643 ], [ -77.016014, 38.946395 ], [ -77.014369, 38.945378 ], [ -77.013511, 38.944892 ], [ -77.012618, 38.944388 ], [ -77.011853, 38.944411 ], [ -77.011671, 38.944413 ], [ -77.011648, 38.944409 ], [ -77.011626, 38.944403 ], [ -77.011605, 38.944393 ], [ -77.011587, 38.944381 ], [ -77.01154, 38.944329 ], [ -77.011577, 38.944308 ], [ -77.011619, 38.944282 ], [ -77.011679, 38.944241 ], [ -77.01177, 38.944162 ], [ -77.011839, 38.944098 ], [ -77.011856, 38.944081 ], [ -77.01203, 38.943923 ], [ -77.012148, 38.943819 ], [ -77.012163, 38.943801 ], [ -77.012189, 38.943763 ], [ -77.012209, 38.943724 ], [ -77.012406, 38.943297 ], [ -77.012438, 38.943229 ], [ -77.012453, 38.943195 ], [ -77.012572, 38.942938 ], [ -77.012602, 38.942879 ], [ -77.012647, 38.942803 ], [ -77.012678, 38.942756 ], [ -77.012718, 38.942701 ], [ -77.012739, 38.942674 ], [ -77.012806, 38.942596 ], [ -77.012878, 38.94252 ], [ -77.012979, 38.942423 ], [ -77.013141, 38.942277 ], [ -77.013315, 38.942134 ], [ -77.01341, 38.942056 ], [ -77.013524, 38.941955 ], [ -77.013758, 38.941726 ], [ -77.014187, 38.9413 ], [ -77.01425, 38.94123 ], [ -77.01437, 38.941082 ], [ -77.014571, 38.940834 ], [ -77.014627, 38.940755 ], [ -77.014849, 38.940397 ], [ -77.01501, 38.940133 ], [ -77.01509, 38.940006 ], [ -77.015187, 38.93985 ], [ -77.015204, 38.939827 ], [ -77.015222, 38.939805 ], [ -77.015266, 38.93976 ], [ -77.015431, 38.939615 ], [ -77.016246, 38.938881 ], [ -77.016459, 38.938693 ], [ -77.016486, 38.93871 ], [ -77.016503, 38.938723 ], [ -77.016518, 38.938737 ], [ -77.016532, 38.938752 ], [ -77.016583, 38.938838 ], [ -77.016625, 38.938912 ], [ -77.016694, 38.939032 ], [ -77.016808, 38.939204 ], [ -77.016856, 38.939278 ], [ -77.016984, 38.939483 ], [ -77.017011, 38.93974 ], [ -77.017015, 38.939892 ], [ -77.01702, 38.939975 ], [ -77.017077, 38.940965 ], [ -77.017081, 38.941044 ], [ -77.017089, 38.941189 ], [ -77.017096, 38.941502 ], [ -77.017109, 38.941743 ], [ -77.01712, 38.942014 ], [ -77.017121, 38.942054 ], [ -77.017125, 38.942113 ], [ -77.01713, 38.942213 ], [ -77.017148, 38.942519 ], [ -77.017183, 38.943182 ], [ -77.017186, 38.94326 ], [ -77.017196, 38.943471 ], [ -77.017207, 38.943774 ], [ -77.017228, 38.944175 ], [ -77.017233, 38.94425 ], [ -77.017283, 38.945243 ], [ -77.017288, 38.945324 ], [ -77.017306, 38.945743 ], [ -77.017333, 38.946395 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002301", "BLKGRPCE": "1", "GEOID": "110010023011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 181578.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9420201", "INTPTLON": "-077.0181992", "mobility_total": "1224", "mobility_same_house": "1035", "mobility_different_house": "181", "mobility_different_house_same_metro": "181", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019954, 38.943166 ], [ -77.019947, 38.943209 ], [ -77.019937, 38.943252 ], [ -77.019922, 38.943293 ], [ -77.019903, 38.943334 ], [ -77.01988, 38.943374 ], [ -77.019852, 38.943411 ], [ -77.019822, 38.943448 ], [ -77.019787, 38.943482 ], [ -77.01975, 38.943514 ], [ -77.019709, 38.943543 ], [ -77.019656, 38.943575 ], [ -77.0196, 38.943602 ], [ -77.019561, 38.943618 ], [ -77.019479, 38.943645 ], [ -77.019437, 38.943655 ], [ -77.019362, 38.943668 ], [ -77.019275, 38.943675 ], [ -77.019285, 38.943818 ], [ -77.019288, 38.943873 ], [ -77.019292, 38.943927 ], [ -77.019306, 38.944191 ], [ -77.019322, 38.944532 ], [ -77.01933, 38.944728 ], [ -77.019359, 38.945264 ], [ -77.019375, 38.945588 ], [ -77.019382, 38.945714 ], [ -77.019394, 38.945968 ], [ -77.019413, 38.946335 ], [ -77.018501, 38.946358 ], [ -77.017481, 38.946391 ], [ -77.017333, 38.946395 ], [ -77.017306, 38.945743 ], [ -77.017288, 38.945324 ], [ -77.017283, 38.945243 ], [ -77.017233, 38.94425 ], [ -77.017228, 38.944175 ], [ -77.017207, 38.943774 ], [ -77.017196, 38.943471 ], [ -77.017186, 38.94326 ], [ -77.017183, 38.943182 ], [ -77.017148, 38.942519 ], [ -77.01713, 38.942213 ], [ -77.017125, 38.942113 ], [ -77.017121, 38.942054 ], [ -77.01712, 38.942014 ], [ -77.017109, 38.941743 ], [ -77.017096, 38.941502 ], [ -77.017089, 38.941189 ], [ -77.017081, 38.941044 ], [ -77.017077, 38.940965 ], [ -77.01702, 38.939975 ], [ -77.017015, 38.939892 ], [ -77.017011, 38.93974 ], [ -77.016984, 38.939483 ], [ -77.016856, 38.939278 ], [ -77.016808, 38.939204 ], [ -77.016694, 38.939032 ], [ -77.016625, 38.938912 ], [ -77.016583, 38.938838 ], [ -77.016532, 38.938752 ], [ -77.016518, 38.938737 ], [ -77.016503, 38.938723 ], [ -77.016486, 38.93871 ], [ -77.016459, 38.938693 ], [ -77.016546, 38.938614 ], [ -77.016877, 38.938317 ], [ -77.017186, 38.938039 ], [ -77.017216, 38.938014 ], [ -77.017277, 38.937968 ], [ -77.017341, 38.937924 ], [ -77.017407, 38.937882 ], [ -77.017441, 38.937862 ], [ -77.017511, 38.937824 ], [ -77.017606, 38.937782 ], [ -77.017638, 38.937769 ], [ -77.017724, 38.937738 ], [ -77.01777, 38.937723 ], [ -77.018042, 38.937647 ], [ -77.018246, 38.937592 ], [ -77.018349, 38.937566 ], [ -77.018451, 38.937539 ], [ -77.01876, 38.937461 ], [ -77.018881, 38.937432 ], [ -77.019033, 38.937398 ], [ -77.019002, 38.93748 ], [ -77.018993, 38.937538 ], [ -77.018988, 38.937596 ], [ -77.018986, 38.937655 ], [ -77.018988, 38.937714 ], [ -77.018993, 38.937772 ], [ -77.019045, 38.938841 ], [ -77.019065, 38.939282 ], [ -77.019097, 38.939912 ], [ -77.019116, 38.940323 ], [ -77.019134, 38.940652 ], [ -77.01915, 38.940984 ], [ -77.019169, 38.941379 ], [ -77.0192, 38.942054 ], [ -77.019207, 38.942186 ], [ -77.019224, 38.942571 ], [ -77.019251, 38.942569 ], [ -77.019329, 38.942571 ], [ -77.019406, 38.94258 ], [ -77.019464, 38.942592 ], [ -77.019553, 38.942617 ], [ -77.019611, 38.942641 ], [ -77.019686, 38.942679 ], [ -77.019745, 38.942718 ], [ -77.019786, 38.942755 ], [ -77.019824, 38.942794 ], [ -77.019857, 38.942836 ], [ -77.019886, 38.942879 ], [ -77.01991, 38.942925 ], [ -77.019929, 38.942972 ], [ -77.019943, 38.943019 ], [ -77.019952, 38.943068 ], [ -77.019954, 38.943101 ], [ -77.019954, 38.943166 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003800", "BLKGRPCE": "2", "GEOID": "110010038002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 148928.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9197759", "INTPTLON": "-077.0389415", "mobility_total": "1709", "mobility_same_house": "1300", "mobility_different_house": "376", "mobility_different_house_same_metro": "313", "mobility_different_house_different_metro": "63", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "33" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.041704, 38.919659 ], [ -77.041537, 38.919689 ], [ -77.040755, 38.919848 ], [ -77.040777, 38.919915 ], [ -77.040813, 38.92003 ], [ -77.040869, 38.920196 ], [ -77.040711, 38.920274 ], [ -77.040355, 38.920484 ], [ -77.040042, 38.920666 ], [ -77.039207, 38.92116 ], [ -77.038889, 38.921351 ], [ -77.03878, 38.921416 ], [ -77.038449, 38.921607 ], [ -77.037883, 38.921937 ], [ -77.037512, 38.922157 ], [ -77.037281, 38.92229 ], [ -77.037142, 38.922374 ], [ -77.036852, 38.922545 ], [ -77.036765, 38.922595 ], [ -77.036661, 38.922658 ], [ -77.036488, 38.922732 ], [ -77.036487, 38.922609 ], [ -77.03649, 38.921673 ], [ -77.036489, 38.920964 ], [ -77.036494, 38.920364 ], [ -77.036496, 38.920313 ], [ -77.036494, 38.919861 ], [ -77.0365, 38.919284 ], [ -77.036496, 38.919145 ], [ -77.038473, 38.918523 ], [ -77.03854, 38.918502 ], [ -77.038887, 38.918408 ], [ -77.038972, 38.918384 ], [ -77.039607, 38.918211 ], [ -77.039951, 38.918116 ], [ -77.040128, 38.91807 ], [ -77.04016, 38.918058 ], [ -77.040191, 38.918044 ], [ -77.040219, 38.918026 ], [ -77.040244, 38.918006 ], [ -77.040265, 38.917985 ], [ -77.040358, 38.917863 ], [ -77.040426, 38.917777 ], [ -77.040469, 38.917723 ], [ -77.040554, 38.917608 ], [ -77.040832, 38.91725 ], [ -77.040852, 38.917227 ], [ -77.040875, 38.917206 ], [ -77.0409, 38.917187 ], [ -77.040932, 38.917167 ], [ -77.041038, 38.917113 ], [ -77.041224, 38.917008 ], [ -77.04129, 38.916969 ], [ -77.041429, 38.91689 ], [ -77.041543, 38.91683 ], [ -77.041656, 38.91678 ], [ -77.041658, 38.916873 ], [ -77.041654, 38.916985 ], [ -77.041651, 38.917096 ], [ -77.041648, 38.91782 ], [ -77.041647, 38.91793 ], [ -77.041649, 38.917962 ], [ -77.041653, 38.917995 ], [ -77.041663, 38.918059 ], [ -77.04167, 38.918092 ], [ -77.041674, 38.918124 ], [ -77.041679, 38.91819 ], [ -77.041681, 38.918256 ], [ -77.041681, 38.918744 ], [ -77.041681, 38.91947 ], [ -77.041685, 38.919544 ], [ -77.041691, 38.919593 ], [ -77.041699, 38.919637 ], [ -77.041704, 38.919659 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003900", "BLKGRPCE": "1", "GEOID": "110010039001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 45577.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9265228", "INTPTLON": "-077.0386531", "mobility_total": "1437", "mobility_same_house": "1033", "mobility_different_house": "362", "mobility_different_house_same_metro": "227", "mobility_different_house_different_metro": "87", "mobility_different_house_outside_stat_area": "48", "mobility_abroad": "42" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.041212, 38.926959 ], [ -77.041212, 38.927066 ], [ -77.041214, 38.927182 ], [ -77.041054, 38.927187 ], [ -77.039805, 38.927184 ], [ -77.03915, 38.92718 ], [ -77.039028, 38.92718 ], [ -77.038948, 38.927179 ], [ -77.038829, 38.927181 ], [ -77.038721, 38.92718 ], [ -77.038557, 38.927173 ], [ -77.038395, 38.927161 ], [ -77.038287, 38.92715 ], [ -77.038231, 38.927143 ], [ -77.038176, 38.927135 ], [ -77.038067, 38.927116 ], [ -77.038013, 38.927105 ], [ -77.037907, 38.92708 ], [ -77.037802, 38.92705 ], [ -77.037709, 38.927019 ], [ -77.037677, 38.927007 ], [ -77.037639, 38.926989 ], [ -77.037604, 38.926969 ], [ -77.03757, 38.926946 ], [ -77.037461, 38.926983 ], [ -77.037427, 38.926991 ], [ -77.037395, 38.926994 ], [ -77.037249, 38.926999 ], [ -77.037162, 38.927011 ], [ -77.037134, 38.927016 ], [ -77.036815, 38.927087 ], [ -77.036707, 38.927118 ], [ -77.036488, 38.926525 ], [ -77.036599, 38.92647 ], [ -77.036849, 38.926333 ], [ -77.036939, 38.926285 ], [ -77.03797, 38.925636 ], [ -77.038366, 38.925405 ], [ -77.03845, 38.925357 ], [ -77.038516, 38.925418 ], [ -77.039052, 38.925716 ], [ -77.039284, 38.925836 ], [ -77.039309, 38.925848 ], [ -77.039333, 38.925862 ], [ -77.039355, 38.925877 ], [ -77.039375, 38.925894 ], [ -77.039496, 38.92602 ], [ -77.039541, 38.92607 ], [ -77.039663, 38.926317 ], [ -77.039711, 38.926374 ], [ -77.039749, 38.926413 ], [ -77.039797, 38.926444 ], [ -77.040113, 38.926541 ], [ -77.040413, 38.926626 ], [ -77.040508, 38.926653 ], [ -77.040568, 38.926671 ], [ -77.040874, 38.926755 ], [ -77.041001, 38.926789 ], [ -77.041214, 38.92686 ], [ -77.041212, 38.926959 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004001", "BLKGRPCE": "2", "GEOID": "110010040012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 43908.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9181727", "INTPTLON": "-077.0462617", "mobility_total": "533", "mobility_same_house": "441", "mobility_different_house": "92", "mobility_different_house_same_metro": "92", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.04794, 38.918613 ], [ -77.047737, 38.918685 ], [ -77.047579, 38.918737 ], [ -77.04741, 38.918788 ], [ -77.047055, 38.918899 ], [ -77.046885, 38.918949 ], [ -77.046671, 38.919017 ], [ -77.046278, 38.919137 ], [ -77.046193, 38.919165 ], [ -77.046104, 38.919194 ], [ -77.045596, 38.91935 ], [ -77.045093, 38.919507 ], [ -77.045, 38.919535 ], [ -77.04496, 38.919446 ], [ -77.044838, 38.919207 ], [ -77.044781, 38.919052 ], [ -77.045205, 38.918385 ], [ -77.045275, 38.918277 ], [ -77.04549, 38.917933 ], [ -77.045557, 38.917825 ], [ -77.045798, 38.917448 ], [ -77.046066, 38.91702 ], [ -77.046081, 38.916966 ], [ -77.046089, 38.916941 ], [ -77.046119, 38.916865 ], [ -77.046242, 38.916656 ], [ -77.04626, 38.916616 ], [ -77.046268, 38.916596 ], [ -77.046295, 38.916502 ], [ -77.0463, 38.916446 ], [ -77.046299, 38.916373 ], [ -77.046297, 38.916311 ], [ -77.0463, 38.916242 ], [ -77.046285, 38.915991 ], [ -77.046371, 38.916097 ], [ -77.046396, 38.916176 ], [ -77.04642, 38.916223 ], [ -77.046498, 38.916349 ], [ -77.046598, 38.916513 ], [ -77.046692, 38.91668 ], [ -77.046704, 38.916703 ], [ -77.04674, 38.916767 ], [ -77.046774, 38.916835 ], [ -77.047027, 38.917331 ], [ -77.047235, 38.91774 ], [ -77.047522, 38.918305 ], [ -77.047569, 38.918391 ], [ -77.047597, 38.918431 ], [ -77.047631, 38.918468 ], [ -77.04765, 38.918485 ], [ -77.047691, 38.918517 ], [ -77.047713, 38.918532 ], [ -77.047736, 38.918545 ], [ -77.047789, 38.918571 ], [ -77.047813, 38.91858 ], [ -77.047863, 38.918595 ], [ -77.04794, 38.918613 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004001", "BLKGRPCE": "3", "GEOID": "110010040013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 138752.000000, "AWATER": 2414.000000, "INTPTLAT": "+38.9209959", "INTPTLON": "-077.0475895", "mobility_total": "1923", "mobility_same_house": "1573", "mobility_different_house": "350", "mobility_different_house_same_metro": "140", "mobility_different_house_different_metro": "210", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.050181, 38.921241 ], [ -77.050055, 38.921412 ], [ -77.049752, 38.9217 ], [ -77.049548, 38.921875 ], [ -77.04933, 38.921965 ], [ -77.049313, 38.921973 ], [ -77.048942, 38.922204 ], [ -77.048702, 38.922405 ], [ -77.04859, 38.922572 ], [ -77.04854, 38.922771 ], [ -77.048512, 38.923045 ], [ -77.048565, 38.923344 ], [ -77.048464, 38.923337 ], [ -77.048395, 38.923331 ], [ -77.047695, 38.923278 ], [ -77.047603, 38.92327 ], [ -77.047531, 38.923265 ], [ -77.04734, 38.923248 ], [ -77.047343, 38.923224 ], [ -77.047347, 38.923176 ], [ -77.047346, 38.923128 ], [ -77.047339, 38.923083 ], [ -77.047329, 38.923038 ], [ -77.047317, 38.922994 ], [ -77.047302, 38.92295 ], [ -77.047285, 38.922907 ], [ -77.047265, 38.922864 ], [ -77.047242, 38.922822 ], [ -77.047218, 38.922781 ], [ -77.047165, 38.922704 ], [ -77.047134, 38.922666 ], [ -77.047072, 38.922608 ], [ -77.047045, 38.922586 ], [ -77.047016, 38.922564 ], [ -77.046986, 38.922543 ], [ -77.046955, 38.922523 ], [ -77.046922, 38.922504 ], [ -77.046843, 38.922464 ], [ -77.04678, 38.92243 ], [ -77.046715, 38.9224 ], [ -77.046681, 38.922386 ], [ -77.046612, 38.92236 ], [ -77.046577, 38.922349 ], [ -77.046506, 38.922329 ], [ -77.046287, 38.922328 ], [ -77.04625, 38.922244 ], [ -77.046168, 38.922053 ], [ -77.045959, 38.921578 ], [ -77.045857, 38.921344 ], [ -77.045827, 38.921278 ], [ -77.045787, 38.921186 ], [ -77.045606, 38.920793 ], [ -77.045537, 38.920647 ], [ -77.045449, 38.920461 ], [ -77.045053, 38.919649 ], [ -77.045, 38.919535 ], [ -77.045093, 38.919507 ], [ -77.045596, 38.91935 ], [ -77.046104, 38.919194 ], [ -77.046193, 38.919165 ], [ -77.046278, 38.919137 ], [ -77.046671, 38.919017 ], [ -77.046885, 38.918949 ], [ -77.047055, 38.918899 ], [ -77.04741, 38.918788 ], [ -77.047579, 38.918737 ], [ -77.047737, 38.918685 ], [ -77.04794, 38.918613 ], [ -77.048176, 38.918674 ], [ -77.048234, 38.918693 ], [ -77.048313, 38.918717 ], [ -77.048464, 38.918761 ], [ -77.04852, 38.918774 ], [ -77.048608, 38.918797 ], [ -77.048653, 38.918811 ], [ -77.048687, 38.918823 ], [ -77.048732, 38.918853 ], [ -77.04875, 38.918867 ], [ -77.048799, 38.918908 ], [ -77.048816, 38.918921 ], [ -77.048872, 38.918987 ], [ -77.048939, 38.91911 ], [ -77.048958, 38.919141 ], [ -77.049009, 38.919231 ], [ -77.049025, 38.919264 ], [ -77.049057, 38.919324 ], [ -77.049122, 38.919419 ], [ -77.04915, 38.919465 ], [ -77.049188, 38.919533 ], [ -77.049951, 38.920842 ], [ -77.050133, 38.921157 ], [ -77.050181, 38.921241 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004002", "BLKGRPCE": "2", "GEOID": "110010040022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 83773.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9180962", "INTPTLON": "-077.0430226", "mobility_total": "1590", "mobility_same_house": "1160", "mobility_different_house": "430", "mobility_different_house_same_metro": "377", "mobility_different_house_different_metro": "53", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.044781, 38.919052 ], [ -77.044432, 38.919604 ], [ -77.044408, 38.919645 ], [ -77.044398, 38.919664 ], [ -77.044302, 38.91966 ], [ -77.04424, 38.91966 ], [ -77.0442, 38.919659 ], [ -77.043485, 38.919659 ], [ -77.041855, 38.919657 ], [ -77.041825, 38.919658 ], [ -77.041704, 38.919659 ], [ -77.041699, 38.919637 ], [ -77.041691, 38.919593 ], [ -77.041685, 38.919544 ], [ -77.041681, 38.91947 ], [ -77.041681, 38.918744 ], [ -77.041681, 38.918256 ], [ -77.041679, 38.91819 ], [ -77.041674, 38.918124 ], [ -77.04167, 38.918092 ], [ -77.041663, 38.918059 ], [ -77.041653, 38.917995 ], [ -77.041649, 38.917962 ], [ -77.041647, 38.91793 ], [ -77.041648, 38.91782 ], [ -77.041651, 38.917096 ], [ -77.041654, 38.916985 ], [ -77.041658, 38.916873 ], [ -77.041656, 38.91678 ], [ -77.041792, 38.916714 ], [ -77.042187, 38.91652 ], [ -77.042738, 38.916243 ], [ -77.043345, 38.915935 ], [ -77.043436, 38.915888 ], [ -77.043441, 38.915921 ], [ -77.043454, 38.915965 ], [ -77.043463, 38.915986 ], [ -77.043514, 38.916084 ], [ -77.043524, 38.91611 ], [ -77.043831, 38.916813 ], [ -77.043846, 38.916877 ], [ -77.043887, 38.916974 ], [ -77.044052, 38.91735 ], [ -77.044255, 38.917816 ], [ -77.044639, 38.918696 ], [ -77.044677, 38.918782 ], [ -77.044729, 38.918905 ], [ -77.044781, 38.919052 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004201", "BLKGRPCE": "2", "GEOID": "110010042012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 114460.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9160033", "INTPTLON": "-077.0399313", "mobility_total": "1966", "mobility_same_house": "1214", "mobility_different_house": "710", "mobility_different_house_same_metro": "463", "mobility_different_house_different_metro": "247", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "42" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.041661, 38.914176 ], [ -77.04166, 38.914834 ], [ -77.041658, 38.915574 ], [ -77.041656, 38.91629 ], [ -77.041654, 38.916654 ], [ -77.041656, 38.91678 ], [ -77.041543, 38.91683 ], [ -77.041429, 38.91689 ], [ -77.04129, 38.916969 ], [ -77.041224, 38.917008 ], [ -77.041038, 38.917113 ], [ -77.040932, 38.917167 ], [ -77.0409, 38.917187 ], [ -77.040875, 38.917206 ], [ -77.040852, 38.917227 ], [ -77.040832, 38.91725 ], [ -77.040554, 38.917608 ], [ -77.040469, 38.917723 ], [ -77.040426, 38.917777 ], [ -77.040358, 38.917863 ], [ -77.040265, 38.917985 ], [ -77.040244, 38.918006 ], [ -77.040219, 38.918026 ], [ -77.040191, 38.918044 ], [ -77.04016, 38.918058 ], [ -77.040128, 38.91807 ], [ -77.039951, 38.918116 ], [ -77.039607, 38.918211 ], [ -77.038972, 38.918384 ], [ -77.038887, 38.918408 ], [ -77.03854, 38.918502 ], [ -77.038473, 38.918523 ], [ -77.03847, 38.918364 ], [ -77.03847, 38.918115 ], [ -77.038469, 38.918042 ], [ -77.03847, 38.91767 ], [ -77.038473, 38.917565 ], [ -77.038475, 38.917495 ], [ -77.038472, 38.917128 ], [ -77.038472, 38.917003 ], [ -77.038473, 38.916884 ], [ -77.038473, 38.916561 ], [ -77.038474, 38.916534 ], [ -77.038473, 38.916286 ], [ -77.038473, 38.916117 ], [ -77.038475, 38.915847 ], [ -77.038479, 38.915575 ], [ -77.038477, 38.915492 ], [ -77.038477, 38.91526 ], [ -77.038478, 38.915151 ], [ -77.038477, 38.914935 ], [ -77.038476, 38.914834 ], [ -77.038476, 38.914685 ], [ -77.03848, 38.914091 ], [ -77.03861, 38.914092 ], [ -77.038852, 38.91409 ], [ -77.039204, 38.914091 ], [ -77.039275, 38.914092 ], [ -77.040185, 38.914094 ], [ -77.040594, 38.914092 ], [ -77.04097, 38.914093 ], [ -77.041552, 38.914091 ], [ -77.041662, 38.914092 ], [ -77.041661, 38.914176 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004202", "BLKGRPCE": "1", "GEOID": "110010042021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 111197.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9124469", "INTPTLON": "-077.0424517", "mobility_total": "1342", "mobility_same_house": "910", "mobility_different_house": "389", "mobility_different_house_same_metro": "201", "mobility_different_house_different_metro": "177", "mobility_different_house_outside_stat_area": "11", "mobility_abroad": "43" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.045157, 38.912606 ], [ -77.044873, 38.912605 ], [ -77.044787, 38.912604 ], [ -77.044341, 38.912604 ], [ -77.043524, 38.912607 ], [ -77.043432, 38.912608 ], [ -77.043431, 38.912943 ], [ -77.043432, 38.913247 ], [ -77.043431, 38.913365 ], [ -77.043429, 38.913617 ], [ -77.04343, 38.914002 ], [ -77.043429, 38.914089 ], [ -77.042445, 38.91409 ], [ -77.042048, 38.914093 ], [ -77.041662, 38.914092 ], [ -77.041552, 38.914091 ], [ -77.04097, 38.914093 ], [ -77.040594, 38.914092 ], [ -77.040185, 38.914094 ], [ -77.039275, 38.914092 ], [ -77.039355, 38.914006 ], [ -77.039461, 38.913894 ], [ -77.039609, 38.913729 ], [ -77.039957, 38.913359 ], [ -77.040323, 38.912966 ], [ -77.04066, 38.912608 ], [ -77.041231, 38.912002 ], [ -77.041354, 38.91187 ], [ -77.04167, 38.911534 ], [ -77.042051, 38.911128 ], [ -77.04223, 38.910935 ], [ -77.042605, 38.910538 ], [ -77.042977, 38.910142 ], [ -77.04303, 38.910169 ], [ -77.043063, 38.910184 ], [ -77.043097, 38.910198 ], [ -77.043141, 38.910214 ], [ -77.043186, 38.910228 ], [ -77.043232, 38.91024 ], [ -77.043289, 38.910249 ], [ -77.043347, 38.910256 ], [ -77.043398, 38.910259 ], [ -77.043437, 38.91026 ], [ -77.043502, 38.910258 ], [ -77.043553, 38.910253 ], [ -77.043604, 38.910246 ], [ -77.043656, 38.910236 ], [ -77.043707, 38.910224 ], [ -77.043768, 38.910204 ], [ -77.043808, 38.910275 ], [ -77.044306, 38.911131 ], [ -77.044735, 38.911869 ], [ -77.044877, 38.912116 ], [ -77.045157, 38.912606 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004300", "BLKGRPCE": "1", "GEOID": "110010043001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 122783.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9180923", "INTPTLON": "-077.0342197", "mobility_total": "1918", "mobility_same_house": "1467", "mobility_different_house": "403", "mobility_different_house_same_metro": "234", "mobility_different_house_different_metro": "131", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "48" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036489, 38.916415 ], [ -77.036487, 38.916808 ], [ -77.036492, 38.917002 ], [ -77.036497, 38.917168 ], [ -77.036497, 38.917198 ], [ -77.0365, 38.917309 ], [ -77.036501, 38.918016 ], [ -77.0365, 38.918036 ], [ -77.0365, 38.918114 ], [ -77.036498, 38.918527 ], [ -77.036499, 38.918929 ], [ -77.036497, 38.919001 ], [ -77.036496, 38.919145 ], [ -77.036356, 38.919182 ], [ -77.036318, 38.919183 ], [ -77.035913, 38.919182 ], [ -77.035493, 38.919182 ], [ -77.03486, 38.91918 ], [ -77.034726, 38.919179 ], [ -77.034414, 38.919183 ], [ -77.034333, 38.919271 ], [ -77.0341, 38.919521 ], [ -77.034073, 38.919548 ], [ -77.034043, 38.919572 ], [ -77.03401, 38.919594 ], [ -77.033974, 38.919613 ], [ -77.033936, 38.919628 ], [ -77.033895, 38.91964 ], [ -77.033567, 38.919707 ], [ -77.033297, 38.919768 ], [ -77.032221, 38.920006 ], [ -77.031941, 38.920064 ], [ -77.031948, 38.92002 ], [ -77.031952, 38.919976 ], [ -77.031953, 38.919952 ], [ -77.031952, 38.919267 ], [ -77.031951, 38.919185 ], [ -77.031952, 38.918112 ], [ -77.031951, 38.916998 ], [ -77.032478, 38.916996 ], [ -77.033246, 38.916997 ], [ -77.033523, 38.916998 ], [ -77.033859, 38.916999 ], [ -77.034039, 38.916999 ], [ -77.034402, 38.917003 ], [ -77.034532, 38.917002 ], [ -77.034533, 38.916434 ], [ -77.034535, 38.916288 ], [ -77.034673, 38.916289 ], [ -77.035028, 38.916288 ], [ -77.03563, 38.916289 ], [ -77.036339, 38.916288 ], [ -77.036502, 38.916289 ], [ -77.036489, 38.916415 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004300", "BLKGRPCE": "2", "GEOID": "110010043002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 113911.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9154153", "INTPTLON": "-077.0340772", "mobility_total": "1524", "mobility_same_house": "1209", "mobility_different_house": "291", "mobility_different_house_same_metro": "267", "mobility_different_house_different_metro": "24", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "24" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036507, 38.914266 ], [ -77.036506, 38.914832 ], [ -77.036505, 38.914904 ], [ -77.036505, 38.915202 ], [ -77.036508, 38.915495 ], [ -77.036508, 38.915573 ], [ -77.036505, 38.915822 ], [ -77.036507, 38.916231 ], [ -77.036502, 38.916289 ], [ -77.036339, 38.916288 ], [ -77.03563, 38.916289 ], [ -77.035028, 38.916288 ], [ -77.034673, 38.916289 ], [ -77.034535, 38.916288 ], [ -77.034533, 38.916434 ], [ -77.034532, 38.917002 ], [ -77.034402, 38.917003 ], [ -77.034039, 38.916999 ], [ -77.033859, 38.916999 ], [ -77.033523, 38.916998 ], [ -77.033246, 38.916997 ], [ -77.032478, 38.916996 ], [ -77.031951, 38.916998 ], [ -77.031951, 38.916372 ], [ -77.031952, 38.916289 ], [ -77.031956, 38.915568 ], [ -77.031952, 38.915262 ], [ -77.031952, 38.914831 ], [ -77.031953, 38.91448 ], [ -77.031952, 38.91418 ], [ -77.031951, 38.914094 ], [ -77.032327, 38.914092 ], [ -77.033254, 38.914093 ], [ -77.03441, 38.914093 ], [ -77.034545, 38.914092 ], [ -77.034694, 38.914091 ], [ -77.035334, 38.914093 ], [ -77.036164, 38.914091 ], [ -77.036509, 38.914093 ], [ -77.036507, 38.914266 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004400", "BLKGRPCE": "1", "GEOID": "110010044001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 246895.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9186825", "INTPTLON": "-077.0282129", "mobility_total": "3429", "mobility_same_house": "2614", "mobility_different_house": "805", "mobility_different_house_same_metro": "486", "mobility_different_house_different_metro": "311", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.031952, 38.919976 ], [ -77.031948, 38.92002 ], [ -77.031941, 38.920064 ], [ -77.031508, 38.920154 ], [ -77.030269, 38.920388 ], [ -77.029982, 38.920441 ], [ -77.029677, 38.920499 ], [ -77.029491, 38.920528 ], [ -77.029394, 38.92055 ], [ -77.028866, 38.920657 ], [ -77.028834, 38.920661 ], [ -77.028799, 38.920664 ], [ -77.028738, 38.920666 ], [ -77.028681, 38.92067 ], [ -77.028455, 38.920683 ], [ -77.028399, 38.920687 ], [ -77.028085, 38.920704 ], [ -77.028, 38.920708 ], [ -77.027036, 38.920763 ], [ -77.026835, 38.920774 ], [ -77.026762, 38.920773 ], [ -77.026726, 38.920767 ], [ -77.026691, 38.920759 ], [ -77.026535, 38.92071 ], [ -77.02648, 38.920692 ], [ -77.026103, 38.920574 ], [ -77.02603, 38.92055 ], [ -77.025992, 38.920534 ], [ -77.025968, 38.920522 ], [ -77.025925, 38.920498 ], [ -77.025905, 38.920484 ], [ -77.025867, 38.920455 ], [ -77.025849, 38.920439 ], [ -77.025663, 38.920229 ], [ -77.025445, 38.91998 ], [ -77.025239, 38.91974 ], [ -77.025159, 38.919646 ], [ -77.025115, 38.919591 ], [ -77.025079, 38.919542 ], [ -77.025028, 38.919467 ], [ -77.024996, 38.919416 ], [ -77.02486, 38.919182 ], [ -77.024598, 38.918731 ], [ -77.024586, 38.918709 ], [ -77.02441, 38.918401 ], [ -77.024322, 38.918249 ], [ -77.024271, 38.918159 ], [ -77.024111, 38.917938 ], [ -77.024051, 38.917869 ], [ -77.023977, 38.917794 ], [ -77.023943, 38.917764 ], [ -77.023945, 38.917705 ], [ -77.023945, 38.917105 ], [ -77.023955, 38.91699 ], [ -77.02414, 38.916995 ], [ -77.024712, 38.916996 ], [ -77.02525, 38.916997 ], [ -77.025314, 38.916998 ], [ -77.025758, 38.916999 ], [ -77.02599, 38.916997 ], [ -77.026207, 38.916996 ], [ -77.027037, 38.916999 ], [ -77.027243, 38.917001 ], [ -77.027574, 38.916999 ], [ -77.027958, 38.916997 ], [ -77.028083, 38.916997 ], [ -77.02864, 38.917 ], [ -77.029455, 38.917 ], [ -77.029621, 38.916999 ], [ -77.029772, 38.916998 ], [ -77.02998, 38.916999 ], [ -77.031376, 38.917001 ], [ -77.031951, 38.916998 ], [ -77.031952, 38.918112 ], [ -77.031951, 38.919185 ], [ -77.031952, 38.919267 ], [ -77.031953, 38.919952 ], [ -77.031952, 38.919976 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004400", "BLKGRPCE": "2", "GEOID": "110010044002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 274845.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9155160", "INTPTLON": "-077.0270340", "mobility_total": "2092", "mobility_same_house": "1722", "mobility_different_house": "345", "mobility_different_house_same_metro": "220", "mobility_different_house_different_metro": "121", "mobility_different_house_outside_stat_area": "4", "mobility_abroad": "25" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.031956, 38.915568 ], [ -77.031952, 38.916289 ], [ -77.031951, 38.916372 ], [ -77.031951, 38.916998 ], [ -77.031376, 38.917001 ], [ -77.02998, 38.916999 ], [ -77.029772, 38.916998 ], [ -77.029621, 38.916999 ], [ -77.029455, 38.917 ], [ -77.02864, 38.917 ], [ -77.028083, 38.916997 ], [ -77.027958, 38.916997 ], [ -77.027574, 38.916999 ], [ -77.027243, 38.917001 ], [ -77.027037, 38.916999 ], [ -77.026207, 38.916996 ], [ -77.02599, 38.916997 ], [ -77.025758, 38.916999 ], [ -77.025314, 38.916998 ], [ -77.02525, 38.916997 ], [ -77.024712, 38.916996 ], [ -77.02414, 38.916995 ], [ -77.023955, 38.91699 ], [ -77.023791, 38.916962 ], [ -77.023452, 38.916871 ], [ -77.023076, 38.916764 ], [ -77.022945, 38.916711 ], [ -77.022705, 38.916614 ], [ -77.022513, 38.91653 ], [ -77.022149, 38.916373 ], [ -77.021893, 38.916261 ], [ -77.021903, 38.916168 ], [ -77.021907, 38.916104 ], [ -77.021918, 38.915675 ], [ -77.021919, 38.915572 ], [ -77.02192, 38.915464 ], [ -77.02192, 38.915264 ], [ -77.021916, 38.914332 ], [ -77.021916, 38.914088 ], [ -77.022945, 38.914089 ], [ -77.023081, 38.914089 ], [ -77.023448, 38.914086 ], [ -77.023968, 38.914086 ], [ -77.024306, 38.914082 ], [ -77.024364, 38.914092 ], [ -77.025584, 38.914087 ], [ -77.025657, 38.91408 ], [ -77.02599, 38.914083 ], [ -77.026207, 38.914089 ], [ -77.026376, 38.91409 ], [ -77.026785, 38.914089 ], [ -77.02686, 38.914088 ], [ -77.027035, 38.91409 ], [ -77.02808, 38.914093 ], [ -77.028888, 38.91409 ], [ -77.029497, 38.914089 ], [ -77.02962, 38.914088 ], [ -77.02975, 38.91409 ], [ -77.030263, 38.914089 ], [ -77.030923, 38.914092 ], [ -77.031671, 38.914092 ], [ -77.031782, 38.914091 ], [ -77.031951, 38.914094 ], [ -77.031952, 38.91418 ], [ -77.031953, 38.91448 ], [ -77.031952, 38.914831 ], [ -77.031952, 38.915262 ], [ -77.031956, 38.915568 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004600", "BLKGRPCE": "2", "GEOID": "110010046002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 296164.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9100397", "INTPTLON": "-077.0145245", "mobility_total": "1593", "mobility_same_house": "1302", "mobility_different_house": "291", "mobility_different_house_same_metro": "194", "mobility_different_house_different_metro": "84", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.018109, 38.914646 ], [ -77.017845, 38.914531 ], [ -77.017326, 38.914317 ], [ -77.017066, 38.914208 ], [ -77.0169, 38.914137 ], [ -77.016757, 38.914075 ], [ -77.016359, 38.913903 ], [ -77.016223, 38.913848 ], [ -77.016096, 38.913795 ], [ -77.015857, 38.913693 ], [ -77.015706, 38.913627 ], [ -77.015178, 38.913402 ], [ -77.014549, 38.913133 ], [ -77.014208, 38.912989 ], [ -77.014085, 38.912935 ], [ -77.013932, 38.912868 ], [ -77.013604, 38.912731 ], [ -77.013542, 38.912706 ], [ -77.013308, 38.912605 ], [ -77.012985, 38.912467 ], [ -77.012484, 38.912251 ], [ -77.012157, 38.912117 ], [ -77.012162, 38.911569 ], [ -77.012163, 38.91112 ], [ -77.012163, 38.91038 ], [ -77.012162, 38.910304 ], [ -77.012163, 38.910169 ], [ -77.012164, 38.909723 ], [ -77.012163, 38.90964 ], [ -77.012163, 38.909555 ], [ -77.012161, 38.909363 ], [ -77.012163, 38.908648 ], [ -77.012164, 38.908569 ], [ -77.01217, 38.907235 ], [ -77.01216, 38.906269 ], [ -77.012241, 38.906294 ], [ -77.012623, 38.906155 ], [ -77.01324, 38.905956 ], [ -77.013427, 38.905881 ], [ -77.01365, 38.905813 ], [ -77.014159, 38.905647 ], [ -77.014653, 38.905471 ], [ -77.014814, 38.905417 ], [ -77.014865, 38.905548 ], [ -77.014901, 38.905652 ], [ -77.015175, 38.906458 ], [ -77.015325, 38.906884 ], [ -77.015395, 38.907078 ], [ -77.015414, 38.907146 ], [ -77.015441, 38.907235 ], [ -77.015486, 38.907397 ], [ -77.015746, 38.908115 ], [ -77.015908, 38.908574 ], [ -77.015984, 38.908777 ], [ -77.016154, 38.909247 ], [ -77.016163, 38.909642 ], [ -77.016295, 38.909642 ], [ -77.016514, 38.910246 ], [ -77.016572, 38.910404 ], [ -77.016611, 38.910521 ], [ -77.016629, 38.910573 ], [ -77.016827, 38.91112 ], [ -77.016951, 38.911469 ], [ -77.017095, 38.911865 ], [ -77.017124, 38.911942 ], [ -77.017216, 38.912194 ], [ -77.017336, 38.912531 ], [ -77.017363, 38.912605 ], [ -77.01746, 38.912875 ], [ -77.017505, 38.912997 ], [ -77.01764, 38.913375 ], [ -77.017726, 38.913608 ], [ -77.017764, 38.913718 ], [ -77.017799, 38.91382 ], [ -77.017822, 38.913887 ], [ -77.017894, 38.914088 ], [ -77.018109, 38.914646 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010800", "BLKGRPCE": "3", "GEOID": "110010108003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 123473.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8977268", "INTPTLON": "-077.0483477", "mobility_total": "2362", "mobility_same_house": "1030", "mobility_different_house": "1170", "mobility_different_house_same_metro": "575", "mobility_different_house_different_metro": "574", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "162" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.050142, 38.898935 ], [ -77.050137, 38.899157 ], [ -77.050132, 38.899279 ], [ -77.050132, 38.899366 ], [ -77.050133, 38.899414 ], [ -77.050133, 38.899491 ], [ -77.050132, 38.899554 ], [ -77.050131, 38.899574 ], [ -77.050065, 38.899575 ], [ -77.049982, 38.899575 ], [ -77.049913, 38.899574 ], [ -77.049818, 38.899575 ], [ -77.049705, 38.899578 ], [ -77.049361, 38.899576 ], [ -77.049114, 38.899577 ], [ -77.048996, 38.899576 ], [ -77.048897, 38.899574 ], [ -77.048836, 38.899575 ], [ -77.048252, 38.899577 ], [ -77.047903, 38.899576 ], [ -77.047744, 38.899577 ], [ -77.047539, 38.899578 ], [ -77.047348, 38.89958 ], [ -77.047184, 38.899581 ], [ -77.046653, 38.899577 ], [ -77.046652, 38.899494 ], [ -77.046655, 38.899183 ], [ -77.046657, 38.898795 ], [ -77.046655, 38.898507 ], [ -77.046657, 38.898322 ], [ -77.046661, 38.897945 ], [ -77.046663, 38.897599 ], [ -77.046663, 38.897459 ], [ -77.046664, 38.897353 ], [ -77.046665, 38.897258 ], [ -77.046663, 38.897034 ], [ -77.046663, 38.896924 ], [ -77.046664, 38.896745 ], [ -77.046661, 38.896457 ], [ -77.04666, 38.896242 ], [ -77.04667, 38.896021 ], [ -77.046674, 38.89593 ], [ -77.046677, 38.895733 ], [ -77.046679, 38.895646 ], [ -77.04668, 38.895591 ], [ -77.04668, 38.895484 ], [ -77.046682, 38.895316 ], [ -77.047387, 38.895685 ], [ -77.047426, 38.895705 ], [ -77.047622, 38.895807 ], [ -77.048023, 38.896017 ], [ -77.048139, 38.89602 ], [ -77.048276, 38.896023 ], [ -77.048503, 38.896021 ], [ -77.048597, 38.896022 ], [ -77.048801, 38.89602 ], [ -77.050117, 38.896024 ], [ -77.050119, 38.896114 ], [ -77.050117, 38.89637 ], [ -77.050115, 38.896442 ], [ -77.050116, 38.896497 ], [ -77.050116, 38.896608 ], [ -77.050119, 38.89673 ], [ -77.050119, 38.896783 ], [ -77.050124, 38.896908 ], [ -77.050129, 38.896983 ], [ -77.050133, 38.897019 ], [ -77.050134, 38.897117 ], [ -77.050134, 38.897148 ], [ -77.050134, 38.897178 ], [ -77.050136, 38.897358 ], [ -77.050137, 38.897417 ], [ -77.050135, 38.897479 ], [ -77.050134, 38.897555 ], [ -77.050132, 38.897598 ], [ -77.050136, 38.897671 ], [ -77.050139, 38.897814 ], [ -77.050134, 38.897953 ], [ -77.050133, 38.898016 ], [ -77.050135, 38.898065 ], [ -77.050135, 38.898101 ], [ -77.050134, 38.898135 ], [ -77.050136, 38.898184 ], [ -77.050136, 38.898229 ], [ -77.050134, 38.898291 ], [ -77.050135, 38.898327 ], [ -77.050139, 38.8985 ], [ -77.050139, 38.898557 ], [ -77.050137, 38.898637 ], [ -77.050137, 38.898678 ], [ -77.050136, 38.898716 ], [ -77.05014, 38.898887 ], [ -77.050142, 38.898935 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010800", "BLKGRPCE": "2", "GEOID": "110010108002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 425299.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8963905", "INTPTLON": "-077.0427686", "mobility_total": "2325", "mobility_same_house": "1180", "mobility_different_house": "1052", "mobility_different_house_same_metro": "269", "mobility_different_house_different_metro": "763", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "93" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.04668, 38.895484 ], [ -77.04668, 38.895591 ], [ -77.046679, 38.895646 ], [ -77.046677, 38.895733 ], [ -77.046674, 38.89593 ], [ -77.04667, 38.896021 ], [ -77.04666, 38.896242 ], [ -77.046661, 38.896457 ], [ -77.046664, 38.896745 ], [ -77.046663, 38.896924 ], [ -77.046663, 38.897034 ], [ -77.046665, 38.897258 ], [ -77.046664, 38.897353 ], [ -77.046663, 38.897459 ], [ -77.046663, 38.897599 ], [ -77.046661, 38.897945 ], [ -77.046657, 38.898322 ], [ -77.046655, 38.898507 ], [ -77.046657, 38.898795 ], [ -77.046655, 38.899183 ], [ -77.046652, 38.899494 ], [ -77.046653, 38.899577 ], [ -77.045862, 38.899575 ], [ -77.045236, 38.899579 ], [ -77.045015, 38.899578 ], [ -77.044905, 38.899579 ], [ -77.044738, 38.899579 ], [ -77.044712, 38.89958 ], [ -77.044236, 38.899576 ], [ -77.043464, 38.899575 ], [ -77.043463, 38.899689 ], [ -77.043463, 38.900046 ], [ -77.043462, 38.900202 ], [ -77.043189, 38.900105 ], [ -77.042951, 38.900023 ], [ -77.042894, 38.900004 ], [ -77.04278, 38.899964 ], [ -77.042331, 38.89981 ], [ -77.041987, 38.899691 ], [ -77.041884, 38.899655 ], [ -77.0418, 38.899627 ], [ -77.041705, 38.899594 ], [ -77.041179, 38.899415 ], [ -77.040247, 38.89909 ], [ -77.039665, 38.898886 ], [ -77.03946, 38.898813 ], [ -77.039472, 38.89864 ], [ -77.039472, 38.898322 ], [ -77.039472, 38.898226 ], [ -77.039471, 38.89816 ], [ -77.039473, 38.897829 ], [ -77.039478, 38.897469 ], [ -77.039473, 38.897356 ], [ -77.039468, 38.897263 ], [ -77.03946, 38.896928 ], [ -77.039461, 38.896609 ], [ -77.039462, 38.896402 ], [ -77.039462, 38.896289 ], [ -77.039457, 38.895845 ], [ -77.03946, 38.895544 ], [ -77.039464, 38.895397 ], [ -77.039466, 38.895295 ], [ -77.039466, 38.894825 ], [ -77.03947, 38.894525 ], [ -77.039468, 38.89434 ], [ -77.039466, 38.893924 ], [ -77.039467, 38.89364 ], [ -77.039468, 38.893614 ], [ -77.039468, 38.89353 ], [ -77.039481, 38.8921 ], [ -77.040676, 38.8921 ], [ -77.040705, 38.892104 ], [ -77.040733, 38.89211 ], [ -77.040761, 38.892118 ], [ -77.040788, 38.892127 ], [ -77.040814, 38.892137 ], [ -77.040839, 38.892149 ], [ -77.040863, 38.892162 ], [ -77.040886, 38.892176 ], [ -77.040927, 38.892208 ], [ -77.041083, 38.8923 ], [ -77.041588, 38.892573 ], [ -77.041662, 38.892608 ], [ -77.041747, 38.892642 ], [ -77.041893, 38.892702 ], [ -77.041979, 38.892748 ], [ -77.04319, 38.893371 ], [ -77.043474, 38.893514 ], [ -77.043921, 38.893762 ], [ -77.044087, 38.893851 ], [ -77.044544, 38.894101 ], [ -77.044766, 38.894232 ], [ -77.045093, 38.894447 ], [ -77.04521, 38.894527 ], [ -77.0453, 38.894588 ], [ -77.045526, 38.894714 ], [ -77.046682, 38.895316 ], [ -77.04668, 38.895484 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005800", "BLKGRPCE": "1", "GEOID": "110010058001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 677476.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8979771", "INTPTLON": "-077.0265456", "mobility_total": "858", "mobility_same_house": "677", "mobility_different_house": "173", "mobility_different_house_same_metro": "32", "mobility_different_house_different_metro": "132", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.033645, 38.897345 ], [ -77.033644, 38.898314 ], [ -77.033643, 38.898433 ], [ -77.033643, 38.898619 ], [ -77.033642, 38.898782 ], [ -77.033537, 38.898849 ], [ -77.031952, 38.899393 ], [ -77.030503, 38.8999 ], [ -77.030341, 38.899979 ], [ -77.030271, 38.900003 ], [ -77.03006, 38.900073 ], [ -77.029634, 38.900216 ], [ -77.028072, 38.900744 ], [ -77.027752, 38.900854 ], [ -77.027031, 38.900843 ], [ -77.027031, 38.901103 ], [ -77.026542, 38.901271 ], [ -77.026282, 38.901361 ], [ -77.025987, 38.901463 ], [ -77.024354, 38.902025 ], [ -77.024171, 38.902089 ], [ -77.023989, 38.902089 ], [ -77.023975, 38.902523 ], [ -77.023938, 38.902931 ], [ -77.023456, 38.902947 ], [ -77.022945, 38.902943 ], [ -77.022865, 38.902944 ], [ -77.022566, 38.902946 ], [ -77.022117, 38.902938 ], [ -77.021919, 38.902939 ], [ -77.021918, 38.902902 ], [ -77.021918, 38.902521 ], [ -77.021917, 38.902267 ], [ -77.021915, 38.902101 ], [ -77.021915, 38.901952 ], [ -77.021917, 38.901614 ], [ -77.021915, 38.901341 ], [ -77.021914, 38.901 ], [ -77.021911, 38.90087 ], [ -77.021916, 38.900763 ], [ -77.021915, 38.900515 ], [ -77.021915, 38.89995 ], [ -77.021914, 38.899813 ], [ -77.021914, 38.89969 ], [ -77.021917, 38.899154 ], [ -77.021916, 38.898795 ], [ -77.021914, 38.898446 ], [ -77.021914, 38.898335 ], [ -77.021913, 38.898192 ], [ -77.021917, 38.897913 ], [ -77.021915, 38.897554 ], [ -77.021916, 38.897465 ], [ -77.021916, 38.897276 ], [ -77.021917, 38.897123 ], [ -77.021918, 38.896322 ], [ -77.021917, 38.896253 ], [ -77.021917, 38.896132 ], [ -77.021916, 38.89501 ], [ -77.021908, 38.894795 ], [ -77.021914, 38.894359 ], [ -77.021914, 38.894106 ], [ -77.02191, 38.893896 ], [ -77.021911, 38.893877 ], [ -77.021914, 38.893785 ], [ -77.021914, 38.893644 ], [ -77.021915, 38.893573 ], [ -77.021919, 38.893295 ], [ -77.022961, 38.8936 ], [ -77.023347, 38.893712 ], [ -77.023901, 38.893856 ], [ -77.023975, 38.893877 ], [ -77.026002, 38.894444 ], [ -77.027054, 38.894737 ], [ -77.028096, 38.895019 ], [ -77.02881, 38.89522 ], [ -77.029633, 38.895447 ], [ -77.029886, 38.895502 ], [ -77.030208, 38.895506 ], [ -77.030769, 38.895504 ], [ -77.031452, 38.895969 ], [ -77.031606, 38.895991 ], [ -77.031962, 38.896105 ], [ -77.032172, 38.896144 ], [ -77.032486, 38.896236 ], [ -77.032864, 38.896341 ], [ -77.033059, 38.896384 ], [ -77.033201, 38.896394 ], [ -77.033362, 38.896392 ], [ -77.033649, 38.896403 ], [ -77.033645, 38.897345 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005900", "BLKGRPCE": "1", "GEOID": "110010059001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 642060.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8959945", "INTPTLON": "-077.0149469", "mobility_total": "3043", "mobility_same_house": "1794", "mobility_different_house": "1122", "mobility_different_house_same_metro": "651", "mobility_different_house_different_metro": "459", "mobility_different_house_outside_stat_area": "7", "mobility_abroad": "127" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019924, 38.893598 ], [ -77.019901, 38.894411 ], [ -77.019695, 38.894483 ], [ -77.019007, 38.894679 ], [ -77.018934, 38.894802 ], [ -77.01893, 38.894893 ], [ -77.01893, 38.895368 ], [ -77.018929, 38.895471 ], [ -77.01893, 38.895781 ], [ -77.018925, 38.896084 ], [ -77.018926, 38.896128 ], [ -77.01893, 38.896525 ], [ -77.018928, 38.896895 ], [ -77.018929, 38.897337 ], [ -77.018928, 38.897619 ], [ -77.018929, 38.898026 ], [ -77.018931, 38.898314 ], [ -77.018928, 38.89858 ], [ -77.018928, 38.899111 ], [ -77.018931, 38.899676 ], [ -77.018931, 38.899809 ], [ -77.018929, 38.899934 ], [ -77.018929, 38.900863 ], [ -77.018929, 38.900989 ], [ -77.018927, 38.901124 ], [ -77.018798, 38.901081 ], [ -77.018184, 38.900867 ], [ -77.018139, 38.900852 ], [ -77.017718, 38.900705 ], [ -77.016529, 38.900297 ], [ -77.0162, 38.900154 ], [ -77.015988, 38.900057 ], [ -77.015673, 38.899937 ], [ -77.01524, 38.899764 ], [ -77.014259, 38.899439 ], [ -77.014076, 38.899382 ], [ -77.01366, 38.899231 ], [ -77.012423, 38.898847 ], [ -77.012349, 38.898824 ], [ -77.012301, 38.898804 ], [ -77.011905, 38.898637 ], [ -77.011182, 38.89833 ], [ -77.010258, 38.897954 ], [ -77.009298, 38.897563 ], [ -77.009229, 38.897535 ], [ -77.009066, 38.897555 ], [ -77.009064, 38.897469 ], [ -77.009062, 38.897341 ], [ -77.009058, 38.897128 ], [ -77.009057, 38.896512 ], [ -77.009059, 38.896125 ], [ -77.009058, 38.895435 ], [ -77.00906, 38.895103 ], [ -77.009498, 38.894789 ], [ -77.00985, 38.89478 ], [ -77.009906, 38.894784 ], [ -77.009933, 38.894784 ], [ -77.010071, 38.894788 ], [ -77.010277, 38.894791 ], [ -77.010484, 38.894791 ], [ -77.010621, 38.894789 ], [ -77.010884, 38.894789 ], [ -77.010943, 38.894788 ], [ -77.010912, 38.894698 ], [ -77.010753, 38.894202 ], [ -77.010661, 38.893948 ], [ -77.010889, 38.893775 ], [ -77.011024, 38.893678 ], [ -77.011162, 38.893577 ], [ -77.011903, 38.893048 ], [ -77.012171, 38.892858 ], [ -77.012421, 38.892673 ], [ -77.01275, 38.892436 ], [ -77.012985, 38.892245 ], [ -77.013179, 38.89209 ], [ -77.013639, 38.892083 ], [ -77.014022, 38.892082 ], [ -77.014238, 38.892082 ], [ -77.014675, 38.892083 ], [ -77.014997, 38.892079 ], [ -77.015049, 38.892079 ], [ -77.015232, 38.892086 ], [ -77.015572, 38.892067 ], [ -77.015843, 38.892018 ], [ -77.016258, 38.891884 ], [ -77.016388, 38.891783 ], [ -77.017565, 38.892109 ], [ -77.018585, 38.892393 ], [ -77.019899, 38.892759 ], [ -77.019902, 38.892832 ], [ -77.019923, 38.893005 ], [ -77.019925, 38.893295 ], [ -77.019924, 38.893598 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010500", "BLKGRPCE": "2", "GEOID": "110010105002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 419888.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8838714", "INTPTLON": "-077.0142745", "mobility_total": "1906", "mobility_same_house": "1543", "mobility_different_house": "355", "mobility_different_house_same_metro": "232", "mobility_different_house_different_metro": "123", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.017561, 38.882298 ], [ -77.01756, 38.882349 ], [ -77.017558, 38.882527 ], [ -77.017557, 38.882648 ], [ -77.017558, 38.88314 ], [ -77.017557, 38.88324 ], [ -77.017554, 38.883761 ], [ -77.017556, 38.883925 ], [ -77.017556, 38.884386 ], [ -77.017557, 38.884607 ], [ -77.017557, 38.884681 ], [ -77.017556, 38.885071 ], [ -77.017555, 38.885155 ], [ -77.017556, 38.885732 ], [ -77.017555, 38.88604 ], [ -77.017553, 38.886359 ], [ -77.017554, 38.887318 ], [ -77.017547, 38.887571 ], [ -77.017287, 38.887568 ], [ -77.017211, 38.887565 ], [ -77.016592, 38.887563 ], [ -77.016391, 38.887563 ], [ -77.016279, 38.887565 ], [ -77.01599, 38.887564 ], [ -77.015368, 38.887565 ], [ -77.015178, 38.887566 ], [ -77.014761, 38.887564 ], [ -77.014064, 38.887563 ], [ -77.01392, 38.887562 ], [ -77.013807, 38.887562 ], [ -77.013732, 38.887409 ], [ -77.013557, 38.887175 ], [ -77.013517, 38.887138 ], [ -77.013368, 38.886998 ], [ -77.012993, 38.886673 ], [ -77.012744, 38.886478 ], [ -77.012278, 38.886133 ], [ -77.012142, 38.886032 ], [ -77.011845, 38.885812 ], [ -77.011205, 38.885421 ], [ -77.010791, 38.885079 ], [ -77.010572, 38.88497 ], [ -77.010536, 38.884946 ], [ -77.010353, 38.884811 ], [ -77.009431, 38.884124 ], [ -77.009253, 38.883993 ], [ -77.009068, 38.883857 ], [ -77.009068, 38.883202 ], [ -77.009075, 38.883053 ], [ -77.009114, 38.882311 ], [ -77.009109, 38.882079 ], [ -77.009119, 38.881899 ], [ -77.009118, 38.881687 ], [ -77.009109, 38.881628 ], [ -77.009112, 38.881548 ], [ -77.009113, 38.881535 ], [ -77.009113, 38.881435 ], [ -77.009281, 38.881483 ], [ -77.009586, 38.881567 ], [ -77.010225, 38.881744 ], [ -77.010636, 38.881855 ], [ -77.010904, 38.881929 ], [ -77.011058, 38.881975 ], [ -77.011145, 38.882005 ], [ -77.011229, 38.882035 ], [ -77.011354, 38.882086 ], [ -77.011583, 38.882209 ], [ -77.011709, 38.882232 ], [ -77.011958, 38.882272 ], [ -77.012147, 38.882299 ], [ -77.012227, 38.882308 ], [ -77.01233, 38.882318 ], [ -77.012401, 38.882324 ], [ -77.012471, 38.882331 ], [ -77.01274, 38.88235 ], [ -77.012916, 38.882359 ], [ -77.012993, 38.882362 ], [ -77.013464, 38.882363 ], [ -77.013532, 38.882362 ], [ -77.013613, 38.882362 ], [ -77.013668, 38.882361 ], [ -77.014023, 38.882364 ], [ -77.014073, 38.88235 ], [ -77.014296, 38.882298 ], [ -77.014498, 38.882275 ], [ -77.014885, 38.88226 ], [ -77.014922, 38.882258 ], [ -77.015073, 38.882254 ], [ -77.015186, 38.882254 ], [ -77.015192, 38.881279 ], [ -77.015192, 38.881103 ], [ -77.015191, 38.88107 ], [ -77.01519, 38.88097 ], [ -77.015188, 38.880904 ], [ -77.015188, 38.88087 ], [ -77.015185, 38.880804 ], [ -77.015187, 38.880331 ], [ -77.015186, 38.879284 ], [ -77.01538, 38.879282 ], [ -77.015956, 38.879283 ], [ -77.016077, 38.879282 ], [ -77.016231, 38.879282 ], [ -77.016701, 38.879282 ], [ -77.017381, 38.879286 ], [ -77.017547, 38.879286 ], [ -77.017549, 38.879407 ], [ -77.017554, 38.879899 ], [ -77.017554, 38.88033 ], [ -77.017555, 38.880445 ], [ -77.017555, 38.880842 ], [ -77.017559, 38.881284 ], [ -77.01756, 38.881389 ], [ -77.01756, 38.881508 ], [ -77.017563, 38.882102 ], [ -77.017561, 38.882298 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010500", "BLKGRPCE": "1", "GEOID": "110010105001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 330001.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8792847", "INTPTLON": "-077.0122395", "mobility_total": "1521", "mobility_same_house": "1251", "mobility_different_house": "260", "mobility_different_house_same_metro": "210", "mobility_different_house_different_metro": "50", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.015208, 38.878414 ], [ -77.015203, 38.878802 ], [ -77.0152, 38.879207 ], [ -77.015186, 38.879284 ], [ -77.015187, 38.880331 ], [ -77.015185, 38.880804 ], [ -77.015188, 38.88087 ], [ -77.015188, 38.880904 ], [ -77.01519, 38.88097 ], [ -77.015191, 38.88107 ], [ -77.015192, 38.881103 ], [ -77.015192, 38.881279 ], [ -77.015186, 38.882254 ], [ -77.015073, 38.882254 ], [ -77.014922, 38.882258 ], [ -77.014885, 38.88226 ], [ -77.014498, 38.882275 ], [ -77.014296, 38.882298 ], [ -77.014073, 38.88235 ], [ -77.014023, 38.882364 ], [ -77.013668, 38.882361 ], [ -77.013613, 38.882362 ], [ -77.013532, 38.882362 ], [ -77.013464, 38.882363 ], [ -77.012993, 38.882362 ], [ -77.012916, 38.882359 ], [ -77.01274, 38.88235 ], [ -77.012471, 38.882331 ], [ -77.012401, 38.882324 ], [ -77.01233, 38.882318 ], [ -77.012227, 38.882308 ], [ -77.012147, 38.882299 ], [ -77.011958, 38.882272 ], [ -77.011709, 38.882232 ], [ -77.011583, 38.882209 ], [ -77.011354, 38.882086 ], [ -77.011229, 38.882035 ], [ -77.011145, 38.882005 ], [ -77.011058, 38.881975 ], [ -77.010904, 38.881929 ], [ -77.010636, 38.881855 ], [ -77.010225, 38.881744 ], [ -77.009586, 38.881567 ], [ -77.009281, 38.881483 ], [ -77.009113, 38.881435 ], [ -77.009112, 38.88034 ], [ -77.009152, 38.879827 ], [ -77.009125, 38.879286 ], [ -77.009121, 38.878412 ], [ -77.009127, 38.878177 ], [ -77.009147, 38.877529 ], [ -77.009118, 38.876906 ], [ -77.009098, 38.876469 ], [ -77.009264, 38.876472 ], [ -77.009405, 38.876462 ], [ -77.009677, 38.876454 ], [ -77.009899, 38.876454 ], [ -77.010308, 38.876454 ], [ -77.010543, 38.876454 ], [ -77.010655, 38.876456 ], [ -77.010962, 38.876456 ], [ -77.011006, 38.876457 ], [ -77.011211, 38.87646 ], [ -77.011398, 38.876458 ], [ -77.011875, 38.876458 ], [ -77.012176, 38.876458 ], [ -77.012614, 38.876458 ], [ -77.013865, 38.876458 ], [ -77.015081, 38.876458 ], [ -77.015209, 38.876459 ], [ -77.015205, 38.876634 ], [ -77.015206, 38.876679 ], [ -77.015207, 38.877529 ], [ -77.015208, 38.877645 ], [ -77.01521, 38.878293 ], [ -77.015208, 38.878414 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010200", "BLKGRPCE": "1", "GEOID": "110010102001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 345019.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8834271", "INTPTLON": "-077.0197181", "mobility_total": "1043", "mobility_same_house": "905", "mobility_different_house": "132", "mobility_different_house_same_metro": "99", "mobility_different_house_different_metro": "33", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "6" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.021923, 38.887388 ], [ -77.021916, 38.887563 ], [ -77.021682, 38.887567 ], [ -77.019907, 38.887567 ], [ -77.019596, 38.887568 ], [ -77.018749, 38.887568 ], [ -77.01782, 38.887568 ], [ -77.017547, 38.887571 ], [ -77.017554, 38.887318 ], [ -77.017553, 38.886359 ], [ -77.017555, 38.88604 ], [ -77.017556, 38.885732 ], [ -77.017555, 38.885155 ], [ -77.017556, 38.885071 ], [ -77.017557, 38.884681 ], [ -77.017557, 38.884607 ], [ -77.017556, 38.884386 ], [ -77.017556, 38.883925 ], [ -77.017554, 38.883761 ], [ -77.017557, 38.88324 ], [ -77.017558, 38.88314 ], [ -77.017557, 38.882648 ], [ -77.017558, 38.882527 ], [ -77.01756, 38.882349 ], [ -77.017561, 38.882298 ], [ -77.017563, 38.882102 ], [ -77.01756, 38.881508 ], [ -77.01756, 38.881389 ], [ -77.017559, 38.881284 ], [ -77.017555, 38.880842 ], [ -77.017555, 38.880445 ], [ -77.017554, 38.88033 ], [ -77.017554, 38.879899 ], [ -77.017549, 38.879407 ], [ -77.017547, 38.879286 ], [ -77.018222, 38.879285 ], [ -77.018883, 38.879286 ], [ -77.019038, 38.879287 ], [ -77.019894, 38.879285 ], [ -77.020184, 38.879283 ], [ -77.020745, 38.879282 ], [ -77.021392, 38.879284 ], [ -77.021768, 38.879291 ], [ -77.021922, 38.879295 ], [ -77.02191, 38.879342 ], [ -77.021904, 38.879388 ], [ -77.021901, 38.88028 ], [ -77.021906, 38.88128 ], [ -77.021872, 38.881914 ], [ -77.021864, 38.881979 ], [ -77.021863, 38.882322 ], [ -77.021855, 38.882422 ], [ -77.021847, 38.882586 ], [ -77.021846, 38.882801 ], [ -77.021839, 38.883238 ], [ -77.021847, 38.884838 ], [ -77.021863, 38.885577 ], [ -77.021911, 38.88584 ], [ -77.021912, 38.886073 ], [ -77.021912, 38.886322 ], [ -77.021919, 38.886767 ], [ -77.021922, 38.887098 ], [ -77.021923, 38.887388 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010200", "BLKGRPCE": "2", "GEOID": "110010102002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 898376.000000, "AWATER": 137330.000000, "INTPTLAT": "+38.8817571", "INTPTLON": "-077.0249299", "mobility_total": "1440", "mobility_same_house": "1129", "mobility_different_house": "303", "mobility_different_house_same_metro": "180", "mobility_different_house_different_metro": "118", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.032702, 38.88261 ], [ -77.032624, 38.882738 ], [ -77.032594, 38.882788 ], [ -77.03221, 38.883421 ], [ -77.03219, 38.883454 ], [ -77.032157, 38.88356 ], [ -77.032083, 38.883798 ], [ -77.031988, 38.884373 ], [ -77.031951, 38.884977 ], [ -77.031952, 38.885955 ], [ -77.031953, 38.887288 ], [ -77.031986, 38.887582 ], [ -77.031668, 38.887568 ], [ -77.031172, 38.887568 ], [ -77.030719, 38.887567 ], [ -77.028808, 38.887566 ], [ -77.028181, 38.887567 ], [ -77.028073, 38.887565 ], [ -77.027954, 38.887566 ], [ -77.026115, 38.887566 ], [ -77.025991, 38.887566 ], [ -77.02581, 38.887567 ], [ -77.024384, 38.887568 ], [ -77.024314, 38.887567 ], [ -77.024169, 38.887567 ], [ -77.024016, 38.887566 ], [ -77.023879, 38.887563 ], [ -77.023534, 38.887567 ], [ -77.023228, 38.887569 ], [ -77.022932, 38.887568 ], [ -77.022231, 38.887568 ], [ -77.021916, 38.887563 ], [ -77.021923, 38.887388 ], [ -77.021922, 38.887098 ], [ -77.021919, 38.886767 ], [ -77.021912, 38.886322 ], [ -77.021912, 38.886073 ], [ -77.021911, 38.88584 ], [ -77.021863, 38.885577 ], [ -77.021847, 38.884838 ], [ -77.021839, 38.883238 ], [ -77.021846, 38.882801 ], [ -77.021847, 38.882586 ], [ -77.021855, 38.882422 ], [ -77.021863, 38.882322 ], [ -77.021864, 38.881979 ], [ -77.021872, 38.881914 ], [ -77.021906, 38.88128 ], [ -77.021901, 38.88028 ], [ -77.021904, 38.879388 ], [ -77.02191, 38.879342 ], [ -77.021922, 38.879295 ], [ -77.021768, 38.879291 ], [ -77.021392, 38.879284 ], [ -77.020745, 38.879282 ], [ -77.020184, 38.879283 ], [ -77.019894, 38.879285 ], [ -77.019038, 38.879287 ], [ -77.018883, 38.879286 ], [ -77.018222, 38.879285 ], [ -77.017547, 38.879286 ], [ -77.017381, 38.879286 ], [ -77.016701, 38.879282 ], [ -77.016231, 38.879282 ], [ -77.016077, 38.879282 ], [ -77.015956, 38.879283 ], [ -77.01538, 38.879282 ], [ -77.015186, 38.879284 ], [ -77.0152, 38.879207 ], [ -77.015203, 38.878802 ], [ -77.015208, 38.878414 ], [ -77.01521, 38.878293 ], [ -77.015208, 38.877645 ], [ -77.015207, 38.877529 ], [ -77.015206, 38.876679 ], [ -77.015205, 38.876634 ], [ -77.015209, 38.876459 ], [ -77.015378, 38.876461 ], [ -77.016201, 38.87646 ], [ -77.016746, 38.87646 ], [ -77.017566, 38.876461 ], [ -77.018885, 38.876461 ], [ -77.019885, 38.876461 ], [ -77.020033, 38.876483 ], [ -77.02024, 38.876537 ], [ -77.020284, 38.876554 ], [ -77.020378, 38.876596 ], [ -77.020474, 38.876645 ], [ -77.020591, 38.87672 ], [ -77.020654, 38.876771 ], [ -77.020695, 38.876809 ], [ -77.020765, 38.876879 ], [ -77.02083, 38.876952 ], [ -77.020887, 38.877008 ], [ -77.021028, 38.877161 ], [ -77.02107, 38.877202 ], [ -77.021147, 38.877306 ], [ -77.021293, 38.877183 ], [ -77.021485, 38.877033 ], [ -77.021879, 38.876502 ], [ -77.023777, 38.876411 ], [ -77.029962, 38.880795 ], [ -77.030218, 38.880925 ], [ -77.030331, 38.881038 ], [ -77.032361, 38.882402 ], [ -77.032482, 38.882473 ], [ -77.032548, 38.882512 ], [ -77.032628, 38.882559 ], [ -77.032702, 38.88261 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007406", "BLKGRPCE": "2", "GEOID": "110010074062", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 185526.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8543093", "INTPTLON": "-076.9889010", "mobility_total": "924", "mobility_same_house": "912", "mobility_different_house": "12", "mobility_different_house_same_metro": "12", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.993649, 38.856709 ], [ -76.993643, 38.857189 ], [ -76.993631, 38.857706 ], [ -76.9936, 38.85848 ], [ -76.993275, 38.858415 ], [ -76.993234, 38.858162 ], [ -76.993228, 38.85813 ], [ -76.993225, 38.858099 ], [ -76.993225, 38.858067 ], [ -76.993228, 38.858036 ], [ -76.993234, 38.858004 ], [ -76.993248, 38.857909 ], [ -76.993364, 38.85719 ], [ -76.993411, 38.856879 ], [ -76.99342, 38.856815 ], [ -76.993424, 38.85675 ], [ -76.993422, 38.856686 ], [ -76.993415, 38.856622 ], [ -76.993317, 38.85603 ], [ -76.993262, 38.855715 ], [ -76.993246, 38.855683 ], [ -76.993227, 38.855666 ], [ -76.993204, 38.855652 ], [ -76.993177, 38.855643 ], [ -76.993149, 38.855639 ], [ -76.99261, 38.855611 ], [ -76.991128, 38.85553 ], [ -76.991091, 38.855526 ], [ -76.991053, 38.85552 ], [ -76.991016, 38.855513 ], [ -76.99098, 38.855505 ], [ -76.99012, 38.855259 ], [ -76.990043, 38.855241 ], [ -76.989965, 38.855226 ], [ -76.989912, 38.855218 ], [ -76.989859, 38.855212 ], [ -76.989787, 38.855206 ], [ -76.989678, 38.855201 ], [ -76.989346, 38.855198 ], [ -76.988042, 38.85518 ], [ -76.988003, 38.855181 ], [ -76.987963, 38.855185 ], [ -76.987925, 38.855192 ], [ -76.987888, 38.855202 ], [ -76.987825, 38.855225 ], [ -76.987775, 38.85525 ], [ -76.987752, 38.855264 ], [ -76.98773, 38.855279 ], [ -76.987691, 38.855313 ], [ -76.987673, 38.855331 ], [ -76.987657, 38.855351 ], [ -76.987643, 38.855371 ], [ -76.987505, 38.855588 ], [ -76.987384, 38.855782 ], [ -76.987293, 38.855926 ], [ -76.987256, 38.855979 ], [ -76.987222, 38.85602 ], [ -76.987184, 38.85606 ], [ -76.987163, 38.856078 ], [ -76.987117, 38.85611 ], [ -76.987026, 38.856171 ], [ -76.986995, 38.85619 ], [ -76.986975, 38.856082 ], [ -76.986961, 38.855998 ], [ -76.986953, 38.855957 ], [ -76.986946, 38.855915 ], [ -76.986938, 38.855885 ], [ -76.986928, 38.855855 ], [ -76.986899, 38.855798 ], [ -76.986882, 38.855771 ], [ -76.986748, 38.85559 ], [ -76.9867, 38.855516 ], [ -76.986667, 38.855459 ], [ -76.986605, 38.85534 ], [ -76.986483, 38.855088 ], [ -76.986465, 38.855054 ], [ -76.986455, 38.855037 ], [ -76.986434, 38.855005 ], [ -76.98641, 38.854973 ], [ -76.986369, 38.854928 ], [ -76.986104, 38.854658 ], [ -76.986075, 38.854627 ], [ -76.986, 38.854567 ], [ -76.985959, 38.854537 ], [ -76.985921, 38.854509 ], [ -76.985839, 38.854454 ], [ -76.985765, 38.854409 ], [ -76.985352, 38.854166 ], [ -76.985319, 38.854148 ], [ -76.985284, 38.854131 ], [ -76.985249, 38.854116 ], [ -76.985213, 38.854102 ], [ -76.985175, 38.854089 ], [ -76.98478, 38.853979 ], [ -76.984382, 38.853871 ], [ -76.983871, 38.85373 ], [ -76.983698, 38.853681 ], [ -76.983638, 38.853657 ], [ -76.983609, 38.853644 ], [ -76.983581, 38.853629 ], [ -76.983554, 38.853613 ], [ -76.983528, 38.853596 ], [ -76.983503, 38.853578 ], [ -76.98348, 38.85356 ], [ -76.983442, 38.853525 ], [ -76.983407, 38.853485 ], [ -76.983377, 38.85345 ], [ -76.983359, 38.853409 ], [ -76.983338, 38.853366 ], [ -76.983824, 38.853173 ], [ -76.984322, 38.853023 ], [ -76.984864, 38.852899 ], [ -76.985331, 38.852849 ], [ -76.985916, 38.852805 ], [ -76.986377, 38.852781 ], [ -76.986937, 38.852768 ], [ -76.987485, 38.852787 ], [ -76.988064, 38.852824 ], [ -76.988699, 38.852886 ], [ -76.989253, 38.852961 ], [ -76.989677, 38.853048 ], [ -76.990038, 38.853129 ], [ -76.990773, 38.85331 ], [ -76.99142, 38.853509 ], [ -76.991831, 38.853677 ], [ -76.991987, 38.853752 ], [ -76.992074, 38.853814 ], [ -76.992354, 38.853988 ], [ -76.99261, 38.854169 ], [ -76.992852, 38.854399 ], [ -76.993095, 38.854655 ], [ -76.993263, 38.854898 ], [ -76.993438, 38.855209 ], [ -76.99355, 38.85547 ], [ -76.993631, 38.855738 ], [ -76.993662, 38.855912 ], [ -76.993649, 38.856709 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007407", "BLKGRPCE": "1", "GEOID": "110010074071", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 335333.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8555819", "INTPTLON": "-076.9810362", "mobility_total": "903", "mobility_same_house": "833", "mobility_different_house": "70", "mobility_different_house_same_metro": "36", "mobility_different_house_different_metro": "34", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.986995, 38.85619 ], [ -76.986932, 38.85623 ], [ -76.986837, 38.856288 ], [ -76.98674, 38.856344 ], [ -76.986691, 38.856371 ], [ -76.986129, 38.856701 ], [ -76.985753, 38.856919 ], [ -76.985719, 38.856938 ], [ -76.985687, 38.856958 ], [ -76.985656, 38.85698 ], [ -76.985627, 38.857003 ], [ -76.985599, 38.857027 ], [ -76.985402, 38.857188 ], [ -76.985191, 38.857355 ], [ -76.985044, 38.857471 ], [ -76.984736, 38.857724 ], [ -76.984587, 38.857861 ], [ -76.984314, 38.857669 ], [ -76.98415, 38.857564 ], [ -76.983897, 38.857405 ], [ -76.98384, 38.85737 ], [ -76.983706, 38.857297 ], [ -76.9836, 38.857222 ], [ -76.98352, 38.857174 ], [ -76.983106, 38.85692 ], [ -76.983065, 38.856908 ], [ -76.983023, 38.856899 ], [ -76.982979, 38.856895 ], [ -76.982936, 38.856894 ], [ -76.982892, 38.856898 ], [ -76.982481, 38.856961 ], [ -76.982247, 38.857002 ], [ -76.981124, 38.8572 ], [ -76.980798, 38.857256 ], [ -76.980637, 38.857284 ], [ -76.98055, 38.857294 ], [ -76.980462, 38.857298 ], [ -76.980165, 38.857303 ], [ -76.979638, 38.857304 ], [ -76.979025, 38.857305 ], [ -76.978757, 38.857304 ], [ -76.978452, 38.857299 ], [ -76.978116, 38.857306 ], [ -76.97802, 38.857306 ], [ -76.977754, 38.857303 ], [ -76.977361, 38.857304 ], [ -76.977323, 38.857302 ], [ -76.977232, 38.857292 ], [ -76.977173, 38.857284 ], [ -76.977099, 38.85727 ], [ -76.977027, 38.857254 ], [ -76.97691, 38.857222 ], [ -76.976857, 38.857203 ], [ -76.976825, 38.85719 ], [ -76.976763, 38.857162 ], [ -76.976705, 38.857129 ], [ -76.976321, 38.856879 ], [ -76.976004, 38.856674 ], [ -76.976488, 38.856098 ], [ -76.975897, 38.85589 ], [ -76.974638, 38.854998 ], [ -76.975242, 38.854342 ], [ -76.975898, 38.853628 ], [ -76.976097, 38.853708 ], [ -76.976352, 38.853802 ], [ -76.976608, 38.853889 ], [ -76.976938, 38.853988 ], [ -76.977251, 38.854069 ], [ -76.977809, 38.854188 ], [ -76.978139, 38.854231 ], [ -76.9785, 38.854269 ], [ -76.978949, 38.8543 ], [ -76.979272, 38.854306 ], [ -76.979845, 38.854294 ], [ -76.980337, 38.854244 ], [ -76.980798, 38.854169 ], [ -76.981203, 38.854094 ], [ -76.981545, 38.854007 ], [ -76.98185, 38.853914 ], [ -76.982218, 38.853789 ], [ -76.982765, 38.853584 ], [ -76.983338, 38.853366 ], [ -76.983359, 38.853409 ], [ -76.983377, 38.85345 ], [ -76.983407, 38.853485 ], [ -76.983442, 38.853525 ], [ -76.98348, 38.85356 ], [ -76.983503, 38.853578 ], [ -76.983528, 38.853596 ], [ -76.983554, 38.853613 ], [ -76.983581, 38.853629 ], [ -76.983609, 38.853644 ], [ -76.983638, 38.853657 ], [ -76.983698, 38.853681 ], [ -76.983871, 38.85373 ], [ -76.984382, 38.853871 ], [ -76.98478, 38.853979 ], [ -76.985175, 38.854089 ], [ -76.985213, 38.854102 ], [ -76.985249, 38.854116 ], [ -76.985284, 38.854131 ], [ -76.985319, 38.854148 ], [ -76.985352, 38.854166 ], [ -76.985765, 38.854409 ], [ -76.985839, 38.854454 ], [ -76.985921, 38.854509 ], [ -76.985959, 38.854537 ], [ -76.986, 38.854567 ], [ -76.986075, 38.854627 ], [ -76.986104, 38.854658 ], [ -76.986369, 38.854928 ], [ -76.98641, 38.854973 ], [ -76.986434, 38.855005 ], [ -76.986455, 38.855037 ], [ -76.986465, 38.855054 ], [ -76.986483, 38.855088 ], [ -76.986605, 38.85534 ], [ -76.986667, 38.855459 ], [ -76.9867, 38.855516 ], [ -76.986748, 38.85559 ], [ -76.986882, 38.855771 ], [ -76.986899, 38.855798 ], [ -76.986928, 38.855855 ], [ -76.986938, 38.855885 ], [ -76.986946, 38.855915 ], [ -76.986953, 38.855957 ], [ -76.986961, 38.855998 ], [ -76.986975, 38.856082 ], [ -76.986995, 38.85619 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007407", "BLKGRPCE": "2", "GEOID": "110010074072", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 269340.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8598666", "INTPTLON": "-076.9901169", "mobility_total": "1969", "mobility_same_house": "1652", "mobility_different_house": "317", "mobility_different_house_same_metro": "292", "mobility_different_house_different_metro": "25", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994239, 38.860791 ], [ -76.99416, 38.860936 ], [ -76.994024, 38.861155 ], [ -76.993827, 38.861455 ], [ -76.99375, 38.861572 ], [ -76.993623, 38.861738 ], [ -76.993548, 38.861833 ], [ -76.993298, 38.862146 ], [ -76.993268, 38.86218 ], [ -76.993235, 38.862211 ], [ -76.993217, 38.862226 ], [ -76.993159, 38.862268 ], [ -76.993139, 38.86228 ], [ -76.993087, 38.862309 ], [ -76.992979, 38.862367 ], [ -76.992674, 38.862533 ], [ -76.992245, 38.862765 ], [ -76.991508, 38.863161 ], [ -76.991221, 38.863318 ], [ -76.991032, 38.863125 ], [ -76.990695, 38.862795 ], [ -76.990452, 38.86255 ], [ -76.990398, 38.862497 ], [ -76.990296, 38.862392 ], [ -76.99022, 38.862317 ], [ -76.990183, 38.862279 ], [ -76.990068, 38.862167 ], [ -76.990029, 38.86213 ], [ -76.989991, 38.862092 ], [ -76.989789, 38.861908 ], [ -76.989685, 38.861818 ], [ -76.989526, 38.861685 ], [ -76.989472, 38.861642 ], [ -76.989447, 38.861618 ], [ -76.989421, 38.861595 ], [ -76.989348, 38.861522 ], [ -76.989302, 38.861473 ], [ -76.989235, 38.861397 ], [ -76.988973, 38.861115 ], [ -76.988907, 38.861045 ], [ -76.988842, 38.860974 ], [ -76.988645, 38.860763 ], [ -76.98855, 38.86066 ], [ -76.98831, 38.860398 ], [ -76.988273, 38.860362 ], [ -76.988253, 38.860345 ], [ -76.98821, 38.860313 ], [ -76.988033, 38.860199 ], [ -76.987892, 38.860107 ], [ -76.987838, 38.860072 ], [ -76.987818, 38.86006 ], [ -76.987406, 38.859792 ], [ -76.987058, 38.859576 ], [ -76.986937, 38.859496 ], [ -76.986658, 38.859312 ], [ -76.986454, 38.859167 ], [ -76.986375, 38.859112 ], [ -76.986303, 38.85906 ], [ -76.986117, 38.858929 ], [ -76.985838, 38.858735 ], [ -76.985769, 38.858688 ], [ -76.985671, 38.85862 ], [ -76.985535, 38.858519 ], [ -76.985241, 38.858318 ], [ -76.984832, 38.858034 ], [ -76.984587, 38.857861 ], [ -76.984736, 38.857724 ], [ -76.985044, 38.857471 ], [ -76.985191, 38.857355 ], [ -76.985402, 38.857188 ], [ -76.985599, 38.857027 ], [ -76.985627, 38.857003 ], [ -76.985656, 38.85698 ], [ -76.985687, 38.856958 ], [ -76.985719, 38.856938 ], [ -76.985753, 38.856919 ], [ -76.986129, 38.856701 ], [ -76.986691, 38.856371 ], [ -76.98674, 38.856344 ], [ -76.986837, 38.856288 ], [ -76.986932, 38.85623 ], [ -76.986995, 38.85619 ], [ -76.987016, 38.856301 ], [ -76.987021, 38.856332 ], [ -76.987079, 38.85665 ], [ -76.987115, 38.856862 ], [ -76.987129, 38.856953 ], [ -76.987153, 38.857104 ], [ -76.987166, 38.857192 ], [ -76.987175, 38.857229 ], [ -76.987199, 38.8573 ], [ -76.987224, 38.857357 ], [ -76.98724, 38.857385 ], [ -76.987389, 38.857612 ], [ -76.987587, 38.85791 ], [ -76.987603, 38.85793 ], [ -76.987622, 38.857949 ], [ -76.987642, 38.857966 ], [ -76.987666, 38.857981 ], [ -76.987691, 38.857995 ], [ -76.987981, 38.858133 ], [ -76.98823, 38.858254 ], [ -76.988341, 38.858309 ], [ -76.988533, 38.858404 ], [ -76.988566, 38.858414 ], [ -76.988601, 38.858423 ], [ -76.988636, 38.858429 ], [ -76.988708, 38.858434 ], [ -76.989087, 38.858444 ], [ -76.990429, 38.858472 ], [ -76.990825, 38.858482 ], [ -76.990882, 38.858481 ], [ -76.990966, 38.858478 ], [ -76.99106, 38.858471 ], [ -76.991096, 38.858467 ], [ -76.991317, 38.858448 ], [ -76.991506, 38.858434 ], [ -76.991552, 38.858433 ], [ -76.991809, 38.858431 ], [ -76.992173, 38.858428 ], [ -76.99314, 38.858415 ], [ -76.993275, 38.858415 ], [ -76.9936, 38.85848 ], [ -76.993581, 38.858951 ], [ -76.9936, 38.859163 ], [ -76.993649, 38.859443 ], [ -76.993761, 38.859779 ], [ -76.993867, 38.860022 ], [ -76.994029, 38.860296 ], [ -76.994179, 38.860501 ], [ -76.994327, 38.860654 ], [ -76.994239, 38.860791 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007408", "BLKGRPCE": "1", "GEOID": "110010074081", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 376318.000000, "AWATER": 58.000000, "INTPTLAT": "+38.8526236", "INTPTLON": "-076.9711664", "mobility_total": "3242", "mobility_same_house": "2394", "mobility_different_house": "848", "mobility_different_house_same_metro": "656", "mobility_different_house_different_metro": "64", "mobility_different_house_outside_stat_area": "63", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.976004, 38.856674 ], [ -76.975657, 38.856448 ], [ -76.975447, 38.856314 ], [ -76.975212, 38.856528 ], [ -76.974835, 38.856283 ], [ -76.974371, 38.855972 ], [ -76.974035, 38.855757 ], [ -76.973502, 38.855403 ], [ -76.973416, 38.855345 ], [ -76.973245, 38.855504 ], [ -76.973185, 38.855562 ], [ -76.973143, 38.855601 ], [ -76.97302, 38.855722 ], [ -76.972922, 38.855817 ], [ -76.972644, 38.856074 ], [ -76.972361, 38.856338 ], [ -76.972081, 38.856605 ], [ -76.971751, 38.856906 ], [ -76.971629, 38.856827 ], [ -76.971423, 38.856689 ], [ -76.971146, 38.856506 ], [ -76.971006, 38.856416 ], [ -76.970937, 38.85637 ], [ -76.97073, 38.856236 ], [ -76.970252, 38.855921 ], [ -76.97012, 38.85584 ], [ -76.970092, 38.855832 ], [ -76.970063, 38.855826 ], [ -76.970003, 38.855821 ], [ -76.969972, 38.855822 ], [ -76.969974, 38.855729 ], [ -76.969977, 38.855119 ], [ -76.969975, 38.854902 ], [ -76.969977, 38.854551 ], [ -76.969976, 38.854448 ], [ -76.969977, 38.854151 ], [ -76.969977, 38.853573 ], [ -76.969979, 38.853141 ], [ -76.969976, 38.853083 ], [ -76.969976, 38.853036 ], [ -76.969981, 38.852968 ], [ -76.969986, 38.852933 ], [ -76.970002, 38.852854 ], [ -76.970019, 38.852798 ], [ -76.97004, 38.852742 ], [ -76.970048, 38.852724 ], [ -76.969953, 38.852632 ], [ -76.969486, 38.852057 ], [ -76.969307, 38.851831 ], [ -76.969214, 38.851718 ], [ -76.969169, 38.851666 ], [ -76.969153, 38.851649 ], [ -76.969115, 38.851614 ], [ -76.969095, 38.851597 ], [ -76.969053, 38.851565 ], [ -76.968992, 38.851521 ], [ -76.96895, 38.851493 ], [ -76.968907, 38.851467 ], [ -76.968885, 38.851455 ], [ -76.968862, 38.851444 ], [ -76.968814, 38.851423 ], [ -76.968765, 38.851404 ], [ -76.968736, 38.851394 ], [ -76.968676, 38.851376 ], [ -76.968585, 38.851352 ], [ -76.968531, 38.85134 ], [ -76.96845, 38.851325 ], [ -76.968355, 38.851316 ], [ -76.968189, 38.85131 ], [ -76.967946, 38.851311 ], [ -76.966926, 38.851305 ], [ -76.966878, 38.851302 ], [ -76.966855, 38.851295 ], [ -76.966833, 38.851284 ], [ -76.966808, 38.851265 ], [ -76.966794, 38.851249 ], [ -76.966781, 38.851229 ], [ -76.966762, 38.851186 ], [ -76.966734, 38.851114 ], [ -76.966726, 38.851097 ], [ -76.966693, 38.851018 ], [ -76.966665, 38.850957 ], [ -76.96665, 38.850927 ], [ -76.966634, 38.850898 ], [ -76.966617, 38.85087 ], [ -76.96658, 38.850816 ], [ -76.96654, 38.850762 ], [ -76.96647, 38.850676 ], [ -76.966444, 38.850646 ], [ -76.96639, 38.850589 ], [ -76.966361, 38.850561 ], [ -76.966335, 38.850538 ], [ -76.96631, 38.850514 ], [ -76.966255, 38.85047 ], [ -76.966226, 38.850449 ], [ -76.966139, 38.850401 ], [ -76.966052, 38.850367 ], [ -76.966014, 38.850355 ], [ -76.965975, 38.850347 ], [ -76.96593, 38.85034 ], [ -76.965899, 38.850337 ], [ -76.965821, 38.850336 ], [ -76.965745, 38.850344 ], [ -76.965708, 38.850351 ], [ -76.965672, 38.85036 ], [ -76.965637, 38.850371 ], [ -76.965602, 38.850384 ], [ -76.965569, 38.850399 ], [ -76.965538, 38.850415 ], [ -76.965506, 38.850435 ], [ -76.965477, 38.850459 ], [ -76.96545, 38.850484 ], [ -76.965425, 38.850511 ], [ -76.965372, 38.850563 ], [ -76.965357, 38.850581 ], [ -76.965344, 38.850599 ], [ -76.965323, 38.850645 ], [ -76.965311, 38.850683 ], [ -76.965302, 38.850721 ], [ -76.965298, 38.85076 ], [ -76.965298, 38.850799 ], [ -76.965302, 38.850837 ], [ -76.96531, 38.850876 ], [ -76.965321, 38.850913 ], [ -76.965337, 38.85095 ], [ -76.965356, 38.850986 ], [ -76.965375, 38.851006 ], [ -76.965429, 38.851066 ], [ -76.965467, 38.851105 ], [ -76.965516, 38.851151 ], [ -76.965556, 38.851194 ], [ -76.965586, 38.851234 ], [ -76.965613, 38.851276 ], [ -76.965624, 38.851296 ], [ -76.965655, 38.851362 ], [ -76.965669, 38.851406 ], [ -76.96568, 38.851469 ], [ -76.965685, 38.851511 ], [ -76.965688, 38.851549 ], [ -76.96569, 38.851589 ], [ -76.96569, 38.851713 ], [ -76.965689, 38.851741 ], [ -76.965689, 38.85177 ], [ -76.965688, 38.851798 ], [ -76.965688, 38.851827 ], [ -76.965687, 38.851855 ], [ -76.965687, 38.852006 ], [ -76.965689, 38.852074 ], [ -76.965688, 38.852406 ], [ -76.965567, 38.852329 ], [ -76.964963, 38.851858 ], [ -76.964179, 38.851244 ], [ -76.963603, 38.850789 ], [ -76.963499, 38.850702 ], [ -76.963582, 38.850637 ], [ -76.963885, 38.8504 ], [ -76.963991, 38.850318 ], [ -76.964681, 38.849781 ], [ -76.964827, 38.849666 ], [ -76.965101, 38.849448 ], [ -76.965318, 38.849281 ], [ -76.965418, 38.849204 ], [ -76.96544, 38.849187 ], [ -76.965479, 38.849142 ], [ -76.965902, 38.849091 ], [ -76.966606, 38.849058 ], [ -76.966695, 38.849062 ], [ -76.967118, 38.849068 ], [ -76.967803, 38.849118 ], [ -76.968793, 38.849267 ], [ -76.969067, 38.849337 ], [ -76.969291, 38.849393 ], [ -76.969796, 38.849549 ], [ -76.970244, 38.849711 ], [ -76.970861, 38.849966 ], [ -76.971265, 38.850159 ], [ -76.971595, 38.850334 ], [ -76.972124, 38.850708 ], [ -76.972324, 38.85085 ], [ -76.97276, 38.851201 ], [ -76.972828, 38.851268 ], [ -76.973436, 38.851825 ], [ -76.973569, 38.851965 ], [ -76.973949, 38.852307 ], [ -76.974335, 38.852631 ], [ -76.974696, 38.852905 ], [ -76.974933, 38.853073 ], [ -76.975207, 38.853241 ], [ -76.975468, 38.853385 ], [ -76.975757, 38.853538 ], [ -76.97584, 38.853591 ], [ -76.975898, 38.853628 ], [ -76.975242, 38.854342 ], [ -76.974638, 38.854998 ], [ -76.975897, 38.85589 ], [ -76.976488, 38.856098 ], [ -76.976004, 38.856674 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007409", "BLKGRPCE": "1", "GEOID": "110010074091", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 84235.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8469938", "INTPTLON": "-076.9697277", "mobility_total": "1102", "mobility_same_house": "1053", "mobility_different_house": "49", "mobility_different_house_same_metro": "28", "mobility_different_house_different_metro": "21", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.971647, 38.846848 ], [ -76.971644, 38.846876 ], [ -76.97164, 38.846895 ], [ -76.971634, 38.846915 ], [ -76.971627, 38.846934 ], [ -76.971619, 38.846952 ], [ -76.971609, 38.84697 ], [ -76.971587, 38.847004 ], [ -76.971574, 38.847021 ], [ -76.971547, 38.847053 ], [ -76.971517, 38.847083 ], [ -76.971473, 38.847122 ], [ -76.971212, 38.847322 ], [ -76.971032, 38.847465 ], [ -76.970985, 38.847512 ], [ -76.970964, 38.847536 ], [ -76.970945, 38.847562 ], [ -76.970928, 38.847589 ], [ -76.970914, 38.847616 ], [ -76.9709, 38.847649 ], [ -76.97089, 38.847682 ], [ -76.970883, 38.847716 ], [ -76.970879, 38.847745 ], [ -76.970878, 38.847803 ], [ -76.97088, 38.847862 ], [ -76.970882, 38.847891 ], [ -76.970882, 38.847913 ], [ -76.970885, 38.848018 ], [ -76.970628, 38.848061 ], [ -76.970406, 38.8481 ], [ -76.970196, 38.848139 ], [ -76.970084, 38.848158 ], [ -76.969896, 38.848189 ], [ -76.969662, 38.848226 ], [ -76.969431, 38.848265 ], [ -76.969258, 38.848291 ], [ -76.969156, 38.848305 ], [ -76.96912, 38.848309 ], [ -76.969086, 38.848314 ], [ -76.968947, 38.84833 ], [ -76.968912, 38.848333 ], [ -76.968794, 38.848347 ], [ -76.968718, 38.848353 ], [ -76.968639, 38.848357 ], [ -76.968613, 38.848359 ], [ -76.968379, 38.848368 ], [ -76.968236, 38.848375 ], [ -76.968092, 38.84838 ], [ -76.967839, 38.84838 ], [ -76.967812, 38.848379 ], [ -76.967784, 38.848379 ], [ -76.96768, 38.848374 ], [ -76.967628, 38.84837 ], [ -76.9676, 38.848369 ], [ -76.967434, 38.848359 ], [ -76.967406, 38.848358 ], [ -76.967351, 38.848354 ], [ -76.967269, 38.848353 ], [ -76.967242, 38.848354 ], [ -76.96719, 38.848358 ], [ -76.967163, 38.848361 ], [ -76.967053, 38.84838 ], [ -76.96663, 38.848257 ], [ -76.966737, 38.848174 ], [ -76.966982, 38.847983 ], [ -76.967369, 38.847682 ], [ -76.967756, 38.847383 ], [ -76.968212, 38.847025 ], [ -76.968243, 38.847001 ], [ -76.968347, 38.84692 ], [ -76.968704, 38.846642 ], [ -76.96877, 38.84659 ], [ -76.968816, 38.846554 ], [ -76.96916, 38.846285 ], [ -76.969534, 38.845993 ], [ -76.969548, 38.845982 ], [ -76.969626, 38.845922 ], [ -76.96965, 38.845903 ], [ -76.969725, 38.845845 ], [ -76.969912, 38.8457 ], [ -76.970148, 38.845516 ], [ -76.970245, 38.845441 ], [ -76.970311, 38.84539 ], [ -76.970436, 38.845292 ], [ -76.970463, 38.845271 ], [ -76.970709, 38.845078 ], [ -76.97077, 38.845031 ], [ -76.970879, 38.844946 ], [ -76.97096, 38.844883 ], [ -76.97111, 38.845004 ], [ -76.971281, 38.845138 ], [ -76.971339, 38.845182 ], [ -76.971395, 38.845222 ], [ -76.971422, 38.845243 ], [ -76.971472, 38.845286 ], [ -76.971495, 38.845308 ], [ -76.971515, 38.845333 ], [ -76.971533, 38.845358 ], [ -76.971564, 38.845409 ], [ -76.971578, 38.845435 ], [ -76.971589, 38.84546 ], [ -76.971598, 38.845486 ], [ -76.971604, 38.845513 ], [ -76.971608, 38.845539 ], [ -76.971617, 38.845774 ], [ -76.971617, 38.845853 ], [ -76.971624, 38.846055 ], [ -76.971635, 38.846421 ], [ -76.971642, 38.846599 ], [ -76.971647, 38.846792 ], [ -76.971647, 38.846848 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004702", "BLKGRPCE": "1", "GEOID": "110010047021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 326358.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9008608", "INTPTLON": "-077.0136118", "mobility_total": "2285", "mobility_same_house": "1735", "mobility_different_house": "550", "mobility_different_house_same_metro": "349", "mobility_different_house_different_metro": "188", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.021918, 38.902521 ], [ -77.021515, 38.902521 ], [ -77.019907, 38.902521 ], [ -77.019493, 38.90252 ], [ -77.018928, 38.902521 ], [ -77.018612, 38.90252 ], [ -77.017937, 38.902521 ], [ -77.016414, 38.90252 ], [ -77.016176, 38.902519 ], [ -77.016064, 38.902519 ], [ -77.015953, 38.90252 ], [ -77.015437, 38.90252 ], [ -77.015177, 38.902518 ], [ -77.015022, 38.902519 ], [ -77.014691, 38.902518 ], [ -77.014549, 38.902518 ], [ -77.014203, 38.902515 ], [ -77.013929, 38.902515 ], [ -77.01388, 38.902514 ], [ -77.013722, 38.902514 ], [ -77.013582, 38.902516 ], [ -77.012398, 38.902517 ], [ -77.012308, 38.902516 ], [ -77.012171, 38.902516 ], [ -77.011691, 38.902516 ], [ -77.011321, 38.902517 ], [ -77.011237, 38.902516 ], [ -77.009846, 38.902515 ], [ -77.009251, 38.902514 ], [ -77.009064, 38.902515 ], [ -77.009063, 38.901312 ], [ -77.00906, 38.900402 ], [ -77.009063, 38.900208 ], [ -77.009066, 38.899562 ], [ -77.009065, 38.899065 ], [ -77.009066, 38.898917 ], [ -77.009072, 38.897859 ], [ -77.009066, 38.897555 ], [ -77.009229, 38.897535 ], [ -77.009298, 38.897563 ], [ -77.010258, 38.897954 ], [ -77.011182, 38.89833 ], [ -77.011905, 38.898637 ], [ -77.012301, 38.898804 ], [ -77.012349, 38.898824 ], [ -77.012423, 38.898847 ], [ -77.01366, 38.899231 ], [ -77.014076, 38.899382 ], [ -77.014259, 38.899439 ], [ -77.01524, 38.899764 ], [ -77.015673, 38.899937 ], [ -77.015988, 38.900057 ], [ -77.0162, 38.900154 ], [ -77.016529, 38.900297 ], [ -77.017718, 38.900705 ], [ -77.018139, 38.900852 ], [ -77.018184, 38.900867 ], [ -77.018798, 38.901081 ], [ -77.018927, 38.901124 ], [ -77.01948, 38.901319 ], [ -77.019737, 38.901406 ], [ -77.019918, 38.901469 ], [ -77.020013, 38.901506 ], [ -77.020258, 38.901583 ], [ -77.020424, 38.901644 ], [ -77.020913, 38.901815 ], [ -77.021526, 38.902025 ], [ -77.021605, 38.90205 ], [ -77.021648, 38.902062 ], [ -77.021701, 38.902074 ], [ -77.021915, 38.902101 ], [ -77.021917, 38.902267 ], [ -77.021918, 38.902521 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004701", "BLKGRPCE": "2", "GEOID": "110010047012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 231020.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9041767", "INTPTLON": "-077.0148800", "mobility_total": "2732", "mobility_same_house": "1991", "mobility_different_house": "679", "mobility_different_house_same_metro": "533", "mobility_different_house_different_metro": "146", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "62" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.021919, 38.902939 ], [ -77.021708, 38.902965 ], [ -77.021504, 38.903031 ], [ -77.020888, 38.903235 ], [ -77.020752, 38.903283 ], [ -77.019906, 38.903577 ], [ -77.019238, 38.903808 ], [ -77.018928, 38.903916 ], [ -77.018601, 38.904031 ], [ -77.018221, 38.904164 ], [ -77.018065, 38.904284 ], [ -77.016932, 38.904666 ], [ -77.016712, 38.904776 ], [ -77.016281, 38.904923 ], [ -77.01618, 38.904879 ], [ -77.015993, 38.904942 ], [ -77.015889, 38.904978 ], [ -77.01581, 38.905004 ], [ -77.01571, 38.905038 ], [ -77.015238, 38.905196 ], [ -77.014814, 38.905417 ], [ -77.014653, 38.905471 ], [ -77.014159, 38.905647 ], [ -77.01365, 38.905813 ], [ -77.013427, 38.905881 ], [ -77.01324, 38.905956 ], [ -77.012623, 38.906155 ], [ -77.012241, 38.906294 ], [ -77.01216, 38.906269 ], [ -77.010206, 38.906947 ], [ -77.010126, 38.906975 ], [ -77.010098, 38.906984 ], [ -77.009553, 38.907139 ], [ -77.009301, 38.907235 ], [ -77.009171, 38.907264 ], [ -77.009085, 38.907269 ], [ -77.009002, 38.907274 ], [ -77.009002, 38.90632 ], [ -77.008998, 38.905755 ], [ -77.009063, 38.905647 ], [ -77.009173, 38.905647 ], [ -77.009565, 38.905647 ], [ -77.009621, 38.905647 ], [ -77.010268, 38.90565 ], [ -77.01118, 38.905644 ], [ -77.012171, 38.905645 ], [ -77.012175, 38.905548 ], [ -77.012176, 38.905382 ], [ -77.012173, 38.905135 ], [ -77.012174, 38.904943 ], [ -77.012174, 38.904688 ], [ -77.012176, 38.904251 ], [ -77.012174, 38.904052 ], [ -77.01217, 38.903777 ], [ -77.012169, 38.903756 ], [ -77.012164, 38.903566 ], [ -77.012168, 38.903039 ], [ -77.012168, 38.902869 ], [ -77.012171, 38.902689 ], [ -77.012171, 38.902516 ], [ -77.012308, 38.902516 ], [ -77.012398, 38.902517 ], [ -77.013582, 38.902516 ], [ -77.013722, 38.902514 ], [ -77.01388, 38.902514 ], [ -77.013929, 38.902515 ], [ -77.014203, 38.902515 ], [ -77.014549, 38.902518 ], [ -77.014691, 38.902518 ], [ -77.015022, 38.902519 ], [ -77.015177, 38.902518 ], [ -77.015437, 38.90252 ], [ -77.015953, 38.90252 ], [ -77.016064, 38.902519 ], [ -77.016176, 38.902519 ], [ -77.016414, 38.90252 ], [ -77.017937, 38.902521 ], [ -77.018612, 38.90252 ], [ -77.018928, 38.902521 ], [ -77.019493, 38.90252 ], [ -77.019907, 38.902521 ], [ -77.021515, 38.902521 ], [ -77.021918, 38.902521 ], [ -77.021918, 38.902902 ], [ -77.021919, 38.902939 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004801", "BLKGRPCE": "1", "GEOID": "110010048011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 317492.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9117400", "INTPTLON": "-077.0195320", "mobility_total": "2115", "mobility_same_house": "1766", "mobility_different_house": "349", "mobility_different_house_same_metro": "201", "mobility_different_house_different_metro": "137", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02192, 38.911494 ], [ -77.021915, 38.912106 ], [ -77.021919, 38.912255 ], [ -77.021919, 38.912313 ], [ -77.021918, 38.91239 ], [ -77.021918, 38.912609 ], [ -77.021917, 38.91303 ], [ -77.021914, 38.913521 ], [ -77.021916, 38.914088 ], [ -77.021916, 38.914332 ], [ -77.02192, 38.915264 ], [ -77.02192, 38.915464 ], [ -77.021919, 38.915572 ], [ -77.021918, 38.915675 ], [ -77.021907, 38.916104 ], [ -77.021903, 38.916168 ], [ -77.021893, 38.916261 ], [ -77.02176, 38.916203 ], [ -77.021202, 38.915968 ], [ -77.020824, 38.915809 ], [ -77.020658, 38.915738 ], [ -77.020117, 38.91551 ], [ -77.02004, 38.915479 ], [ -77.019976, 38.91545 ], [ -77.019739, 38.915344 ], [ -77.018928, 38.915001 ], [ -77.018414, 38.914784 ], [ -77.018158, 38.914667 ], [ -77.018109, 38.914646 ], [ -77.017894, 38.914088 ], [ -77.017822, 38.913887 ], [ -77.017799, 38.91382 ], [ -77.017764, 38.913718 ], [ -77.017726, 38.913608 ], [ -77.01764, 38.913375 ], [ -77.017505, 38.912997 ], [ -77.01746, 38.912875 ], [ -77.017363, 38.912605 ], [ -77.017336, 38.912531 ], [ -77.017216, 38.912194 ], [ -77.017124, 38.911942 ], [ -77.017095, 38.911865 ], [ -77.016951, 38.911469 ], [ -77.016827, 38.91112 ], [ -77.016629, 38.910573 ], [ -77.016611, 38.910521 ], [ -77.016572, 38.910404 ], [ -77.016514, 38.910246 ], [ -77.016295, 38.909642 ], [ -77.016163, 38.909642 ], [ -77.016154, 38.909247 ], [ -77.015984, 38.908777 ], [ -77.015908, 38.908574 ], [ -77.016173, 38.908571 ], [ -77.016635, 38.908567 ], [ -77.017047, 38.908573 ], [ -77.018543, 38.90857 ], [ -77.018925, 38.908571 ], [ -77.019901, 38.908573 ], [ -77.020832, 38.908572 ], [ -77.021784, 38.908572 ], [ -77.021914, 38.908571 ], [ -77.021912, 38.908726 ], [ -77.021915, 38.909165 ], [ -77.021916, 38.909645 ], [ -77.021916, 38.910138 ], [ -77.021919, 38.911123 ], [ -77.02192, 38.911494 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004802", "BLKGRPCE": "1", "GEOID": "110010048021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 138165.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9064878", "INTPTLON": "-077.0172162", "mobility_total": "1209", "mobility_same_house": "926", "mobility_different_house": "283", "mobility_different_house_same_metro": "223", "mobility_different_house_different_metro": "60", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.018937, 38.907237 ], [ -77.018925, 38.908571 ], [ -77.018543, 38.90857 ], [ -77.017047, 38.908573 ], [ -77.016635, 38.908567 ], [ -77.016173, 38.908571 ], [ -77.015908, 38.908574 ], [ -77.015746, 38.908115 ], [ -77.015486, 38.907397 ], [ -77.015441, 38.907235 ], [ -77.015414, 38.907146 ], [ -77.015395, 38.907078 ], [ -77.015325, 38.906884 ], [ -77.015175, 38.906458 ], [ -77.014901, 38.905652 ], [ -77.014865, 38.905548 ], [ -77.014814, 38.905417 ], [ -77.015238, 38.905196 ], [ -77.01571, 38.905038 ], [ -77.01581, 38.905004 ], [ -77.015889, 38.904978 ], [ -77.015993, 38.904942 ], [ -77.01618, 38.904879 ], [ -77.016281, 38.904923 ], [ -77.016712, 38.904776 ], [ -77.016932, 38.904666 ], [ -77.018065, 38.904284 ], [ -77.018221, 38.904164 ], [ -77.018601, 38.904031 ], [ -77.018928, 38.903916 ], [ -77.018931, 38.904071 ], [ -77.018932, 38.904174 ], [ -77.018927, 38.904386 ], [ -77.018931, 38.904498 ], [ -77.018924, 38.904927 ], [ -77.018928, 38.905223 ], [ -77.01893, 38.905318 ], [ -77.018929, 38.905506 ], [ -77.018932, 38.905644 ], [ -77.018929, 38.905898 ], [ -77.018933, 38.906263 ], [ -77.018933, 38.906379 ], [ -77.018934, 38.906446 ], [ -77.018933, 38.906515 ], [ -77.018935, 38.907067 ], [ -77.018937, 38.907237 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004802", "BLKGRPCE": "2", "GEOID": "110010048022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 148639.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9059782", "INTPTLON": "-077.0204721", "mobility_total": "2076", "mobility_same_house": "1851", "mobility_different_house": "190", "mobility_different_house_same_metro": "155", "mobility_different_house_different_metro": "35", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "35" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.021917, 38.903179 ], [ -77.021914, 38.904168 ], [ -77.021914, 38.904692 ], [ -77.021916, 38.90505 ], [ -77.021914, 38.905643 ], [ -77.021916, 38.905871 ], [ -77.021916, 38.90661 ], [ -77.021917, 38.90697 ], [ -77.021919, 38.90724 ], [ -77.021915, 38.908448 ], [ -77.021914, 38.908571 ], [ -77.021784, 38.908572 ], [ -77.020832, 38.908572 ], [ -77.019901, 38.908573 ], [ -77.018925, 38.908571 ], [ -77.018937, 38.907237 ], [ -77.018935, 38.907067 ], [ -77.018933, 38.906515 ], [ -77.018934, 38.906446 ], [ -77.018933, 38.906379 ], [ -77.018933, 38.906263 ], [ -77.018929, 38.905898 ], [ -77.018932, 38.905644 ], [ -77.018929, 38.905506 ], [ -77.01893, 38.905318 ], [ -77.018928, 38.905223 ], [ -77.018924, 38.904927 ], [ -77.018931, 38.904498 ], [ -77.018927, 38.904386 ], [ -77.018932, 38.904174 ], [ -77.018931, 38.904071 ], [ -77.018928, 38.903916 ], [ -77.019238, 38.903808 ], [ -77.019906, 38.903577 ], [ -77.020752, 38.903283 ], [ -77.020888, 38.903235 ], [ -77.021504, 38.903031 ], [ -77.021708, 38.902965 ], [ -77.021919, 38.902939 ], [ -77.021917, 38.903179 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004901", "BLKGRPCE": "2", "GEOID": "110010049012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 187524.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9104867", "INTPTLON": "-077.0245567", "mobility_total": "1139", "mobility_same_house": "886", "mobility_different_house": "232", "mobility_different_house_same_metro": "170", "mobility_different_house_different_metro": "56", "mobility_different_house_outside_stat_area": "6", "mobility_abroad": "21" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02704, 38.910665 ], [ -77.027039, 38.910714 ], [ -77.027039, 38.910889 ], [ -77.027038, 38.910947 ], [ -77.027038, 38.911121 ], [ -77.027038, 38.911256 ], [ -77.027038, 38.911752 ], [ -77.027035, 38.912607 ], [ -77.026501, 38.912605 ], [ -77.026144, 38.912608 ], [ -77.02599, 38.912608 ], [ -77.024701, 38.912606 ], [ -77.023968, 38.912606 ], [ -77.023967, 38.911683 ], [ -77.022943, 38.912025 ], [ -77.021918, 38.91239 ], [ -77.021919, 38.912313 ], [ -77.021919, 38.912255 ], [ -77.021915, 38.912106 ], [ -77.02192, 38.911494 ], [ -77.021919, 38.911123 ], [ -77.021916, 38.910138 ], [ -77.021916, 38.909645 ], [ -77.021915, 38.909165 ], [ -77.021912, 38.908726 ], [ -77.021914, 38.908571 ], [ -77.022144, 38.908569 ], [ -77.022728, 38.908569 ], [ -77.02286, 38.908567 ], [ -77.022943, 38.90857 ], [ -77.023008, 38.908574 ], [ -77.023229, 38.908575 ], [ -77.023467, 38.908574 ], [ -77.02397, 38.908574 ], [ -77.024598, 38.908573 ], [ -77.024978, 38.908573 ], [ -77.025138, 38.908573 ], [ -77.025384, 38.908573 ], [ -77.025988, 38.908572 ], [ -77.026504, 38.908573 ], [ -77.026891, 38.908577 ], [ -77.027036, 38.908576 ], [ -77.027036, 38.909645 ], [ -77.027039, 38.910469 ], [ -77.027039, 38.910548 ], [ -77.02704, 38.910665 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005001", "BLKGRPCE": "1", "GEOID": "110010050011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 104205.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9119923", "INTPTLON": "-077.0282973", "mobility_total": "850", "mobility_same_house": "700", "mobility_different_house": "145", "mobility_different_house_same_metro": "81", "mobility_different_house_different_metro": "64", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "5" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.029621, 38.910505 ], [ -77.02962, 38.910646 ], [ -77.029621, 38.911126 ], [ -77.029621, 38.911641 ], [ -77.029622, 38.911865 ], [ -77.029623, 38.912197 ], [ -77.029622, 38.912606 ], [ -77.029623, 38.912698 ], [ -77.029622, 38.913347 ], [ -77.029622, 38.913704 ], [ -77.029623, 38.91401 ], [ -77.02962, 38.914088 ], [ -77.029497, 38.914089 ], [ -77.028888, 38.91409 ], [ -77.02808, 38.914093 ], [ -77.027035, 38.91409 ], [ -77.027035, 38.913675 ], [ -77.027035, 38.912607 ], [ -77.027038, 38.911752 ], [ -77.027038, 38.911256 ], [ -77.027038, 38.911121 ], [ -77.027038, 38.910947 ], [ -77.027039, 38.910889 ], [ -77.027039, 38.910714 ], [ -77.02704, 38.910665 ], [ -77.027039, 38.910548 ], [ -77.027039, 38.910469 ], [ -77.027036, 38.909645 ], [ -77.027343, 38.909647 ], [ -77.027401, 38.909646 ], [ -77.028083, 38.909645 ], [ -77.028078, 38.909946 ], [ -77.028078, 38.90998 ], [ -77.028081, 38.910101 ], [ -77.028083, 38.910179 ], [ -77.028082, 38.910253 ], [ -77.028969, 38.909874 ], [ -77.029003, 38.909924 ], [ -77.029044, 38.90997 ], [ -77.029066, 38.909992 ], [ -77.029114, 38.910033 ], [ -77.029138, 38.910051 ], [ -77.029195, 38.910087 ], [ -77.029228, 38.910104 ], [ -77.029263, 38.91012 ], [ -77.029288, 38.910131 ], [ -77.02937, 38.910158 ], [ -77.029435, 38.910173 ], [ -77.029502, 38.910184 ], [ -77.02957, 38.91019 ], [ -77.029628, 38.910192 ], [ -77.029621, 38.910505 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005002", "BLKGRPCE": "4", "GEOID": "110010050024", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 31158.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9049935", "INTPTLON": "-077.0281794", "mobility_total": "1219", "mobility_same_house": "927", "mobility_different_house": "292", "mobility_different_house_same_metro": "268", "mobility_different_house_different_metro": "24", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02962, 38.905196 ], [ -77.02962, 38.905266 ], [ -77.02962, 38.905648 ], [ -77.029457, 38.905647 ], [ -77.028082, 38.905646 ], [ -77.027604, 38.905645 ], [ -77.027546, 38.905644 ], [ -77.027258, 38.905647 ], [ -77.027037, 38.905647 ], [ -77.027039, 38.905013 ], [ -77.027045, 38.904591 ], [ -77.027047, 38.904166 ], [ -77.02705, 38.903949 ], [ -77.027526, 38.904114 ], [ -77.028082, 38.904304 ], [ -77.028344, 38.904394 ], [ -77.028877, 38.904582 ], [ -77.029623, 38.904835 ], [ -77.02962, 38.905196 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005002", "BLKGRPCE": "2", "GEOID": "110010050022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 91614.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9073652", "INTPTLON": "-077.0307852", "mobility_total": "1760", "mobility_same_house": "1353", "mobility_different_house": "390", "mobility_different_house_same_metro": "234", "mobility_different_house_different_metro": "156", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.031951, 38.907239 ], [ -77.03195, 38.907645 ], [ -77.03195, 38.908713 ], [ -77.031949, 38.908838 ], [ -77.031952, 38.909059 ], [ -77.031951, 38.909563 ], [ -77.031952, 38.909648 ], [ -77.031773, 38.909645 ], [ -77.031373, 38.909647 ], [ -77.031083, 38.909647 ], [ -77.030901, 38.909645 ], [ -77.030818, 38.909644 ], [ -77.030559, 38.909643 ], [ -77.030324, 38.909669 ], [ -77.030322, 38.909604 ], [ -77.030318, 38.909573 ], [ -77.030313, 38.909543 ], [ -77.030296, 38.909483 ], [ -77.030286, 38.909454 ], [ -77.030273, 38.909424 ], [ -77.030256, 38.909391 ], [ -77.030246, 38.909374 ], [ -77.030234, 38.909357 ], [ -77.030215, 38.909333 ], [ -77.030193, 38.90931 ], [ -77.030161, 38.909282 ], [ -77.030066, 38.909212 ], [ -77.030016, 38.909178 ], [ -77.029996, 38.909166 ], [ -77.03002, 38.909036 ], [ -77.030028, 38.909009 ], [ -77.030051, 38.908941 ], [ -77.030062, 38.908915 ], [ -77.030244, 38.908573 ], [ -77.030111, 38.908573 ], [ -77.03, 38.908572 ], [ -77.029787, 38.908572 ], [ -77.029625, 38.908575 ], [ -77.029623, 38.90724 ], [ -77.029624, 38.907047 ], [ -77.029622, 38.906517 ], [ -77.029622, 38.906153 ], [ -77.02962, 38.905648 ], [ -77.02962, 38.905266 ], [ -77.02962, 38.905196 ], [ -77.029623, 38.904835 ], [ -77.030031, 38.904982 ], [ -77.030561, 38.905166 ], [ -77.030813, 38.905254 ], [ -77.031535, 38.905507 ], [ -77.031504, 38.905606 ], [ -77.031493, 38.905649 ], [ -77.031498, 38.905712 ], [ -77.031504, 38.905743 ], [ -77.031512, 38.90577 ], [ -77.031526, 38.905801 ], [ -77.031564, 38.905857 ], [ -77.031593, 38.905893 ], [ -77.031614, 38.905911 ], [ -77.03164, 38.905929 ], [ -77.031672, 38.905947 ], [ -77.031713, 38.905961 ], [ -77.031764, 38.905976 ], [ -77.031799, 38.905983 ], [ -77.031832, 38.905987 ], [ -77.031867, 38.905989 ], [ -77.031953, 38.90599 ], [ -77.031951, 38.907239 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006400", "BLKGRPCE": "2", "GEOID": "110010064002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 519810.000000, "AWATER": 246481.000000, "INTPTLAT": "+38.8659649", "INTPTLON": "-077.0114457", "mobility_total": "947", "mobility_same_house": "866", "mobility_different_house": "81", "mobility_different_house_same_metro": "29", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "12", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.01535, 38.862097 ], [ -77.015334, 38.862423 ], [ -77.015333, 38.862676 ], [ -77.015328, 38.862896 ], [ -77.015324, 38.863363 ], [ -77.015321, 38.863845 ], [ -77.015321, 38.864096 ], [ -77.015314, 38.864852 ], [ -77.015294, 38.865292 ], [ -77.015281, 38.865591 ], [ -77.015341, 38.866842 ], [ -77.014772, 38.868223 ], [ -77.015332, 38.86819 ], [ -77.015316, 38.869472 ], [ -77.014839, 38.870547 ], [ -77.014842, 38.870652 ], [ -77.014822, 38.870773 ], [ -77.014341, 38.872035 ], [ -77.013672, 38.872036 ], [ -77.013671, 38.87218 ], [ -77.013669, 38.872221 ], [ -77.013663, 38.872261 ], [ -77.013648, 38.872322 ], [ -77.013641, 38.872342 ], [ -77.013625, 38.872381 ], [ -77.013368, 38.872977 ], [ -77.013307, 38.872966 ], [ -77.013257, 38.872964 ], [ -77.012766, 38.872961 ], [ -77.012276, 38.872961 ], [ -77.012172, 38.872962 ], [ -77.012069, 38.872962 ], [ -77.012044, 38.872963 ], [ -77.011524, 38.87296 ], [ -77.010651, 38.87296 ], [ -77.010428, 38.87296 ], [ -77.010142, 38.872958 ], [ -77.0099, 38.872958 ], [ -77.009712, 38.872958 ], [ -77.009629, 38.872961 ], [ -77.009601, 38.872964 ], [ -77.009527, 38.87297 ], [ -77.009434, 38.872975 ], [ -77.009387, 38.872976 ], [ -77.009084, 38.872976 ], [ -77.009085, 38.872805 ], [ -77.009083, 38.872689 ], [ -77.009086, 38.872468 ], [ -77.009086, 38.872086 ], [ -77.009085, 38.872032 ], [ -77.009081, 38.871614 ], [ -77.009071, 38.871448 ], [ -77.00906, 38.871348 ], [ -77.009031, 38.871211 ], [ -77.008983, 38.871052 ], [ -77.008924, 38.870904 ], [ -77.008878, 38.870804 ], [ -77.0088, 38.870628 ], [ -77.008716, 38.870449 ], [ -77.008626, 38.870318 ], [ -77.008495, 38.87017 ], [ -77.008321, 38.870013 ], [ -77.0082, 38.869913 ], [ -77.008027, 38.869797 ], [ -77.007774, 38.869665 ], [ -77.007418, 38.869505 ], [ -77.005708, 38.868806 ], [ -77.005457, 38.868707 ], [ -77.006328, 38.867284 ], [ -77.00819, 38.864481 ], [ -77.009124, 38.863596 ], [ -77.013704, 38.860998 ], [ -77.015678, 38.859865 ], [ -77.01535, 38.862097 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006500", "BLKGRPCE": "1", "GEOID": "110010065001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 150980.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8855369", "INTPTLON": "-077.0012353", "mobility_total": "959", "mobility_same_house": "664", "mobility_different_house": "238", "mobility_different_house_same_metro": "124", "mobility_different_house_different_metro": "99", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "57" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.005892, 38.886039 ], [ -77.005718, 38.886039 ], [ -77.005654, 38.886038 ], [ -77.005087, 38.886038 ], [ -77.004941, 38.886037 ], [ -77.004533, 38.886037 ], [ -77.004227, 38.886037 ], [ -77.00365, 38.886038 ], [ -77.003514, 38.886039 ], [ -77.003518, 38.887549 ], [ -77.003519, 38.887614 ], [ -77.002852, 38.88752 ], [ -77.002444, 38.887369 ], [ -77.002042, 38.887195 ], [ -77.000577, 38.886591 ], [ -76.999356, 38.886098 ], [ -76.998454, 38.885709 ], [ -76.998175, 38.885491 ], [ -76.997426, 38.885177 ], [ -76.997011, 38.885016 ], [ -76.996421, 38.884772 ], [ -76.996175, 38.884675 ], [ -76.996174, 38.884337 ], [ -76.996175, 38.884271 ], [ -76.996511, 38.884272 ], [ -76.996903, 38.884271 ], [ -76.998452, 38.884271 ], [ -76.999397, 38.884269 ], [ -76.999513, 38.884268 ], [ -76.999757, 38.884267 ], [ -77.000132, 38.884269 ], [ -77.000578, 38.884269 ], [ -77.001331, 38.884274 ], [ -77.002042, 38.884274 ], [ -77.002043, 38.884354 ], [ -77.002041, 38.884639 ], [ -77.002042, 38.884839 ], [ -77.002041, 38.885072 ], [ -77.002305, 38.885066 ], [ -77.003354, 38.885062 ], [ -77.003517, 38.885064 ], [ -77.004443, 38.885063 ], [ -77.004704, 38.885063 ], [ -77.005005, 38.885062 ], [ -77.005266, 38.885063 ], [ -77.005893, 38.885065 ], [ -77.005892, 38.886039 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006500", "BLKGRPCE": "2", "GEOID": "110010065002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 351426.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8831125", "INTPTLON": "-077.0042844", "mobility_total": "1432", "mobility_same_house": "1079", "mobility_different_house": "310", "mobility_different_house_same_metro": "251", "mobility_different_house_different_metro": "59", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "43" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009119, 38.881899 ], [ -77.009109, 38.882079 ], [ -77.009114, 38.882311 ], [ -77.009075, 38.883053 ], [ -77.009068, 38.883202 ], [ -77.009068, 38.883857 ], [ -77.009064, 38.883981 ], [ -77.009064, 38.884053 ], [ -77.009064, 38.884114 ], [ -77.009063, 38.884216 ], [ -77.009061, 38.885065 ], [ -77.008936, 38.885066 ], [ -77.007482, 38.885069 ], [ -77.007256, 38.885068 ], [ -77.006022, 38.885064 ], [ -77.005893, 38.885065 ], [ -77.005266, 38.885063 ], [ -77.005005, 38.885062 ], [ -77.004704, 38.885063 ], [ -77.004443, 38.885063 ], [ -77.003517, 38.885064 ], [ -77.003354, 38.885062 ], [ -77.002305, 38.885066 ], [ -77.002041, 38.885072 ], [ -77.002042, 38.884839 ], [ -77.002041, 38.884639 ], [ -77.002043, 38.884354 ], [ -77.002042, 38.884274 ], [ -77.001331, 38.884274 ], [ -77.000578, 38.884269 ], [ -77.000132, 38.884269 ], [ -76.999757, 38.884267 ], [ -76.999513, 38.884268 ], [ -76.999397, 38.884269 ], [ -76.998452, 38.884271 ], [ -76.996903, 38.884271 ], [ -76.996511, 38.884272 ], [ -76.996175, 38.884271 ], [ -76.99618, 38.88395 ], [ -76.996179, 38.883773 ], [ -76.996276, 38.883796 ], [ -76.996326, 38.883796 ], [ -76.996394, 38.883791 ], [ -76.996428, 38.883785 ], [ -76.996461, 38.883778 ], [ -76.997096, 38.883609 ], [ -76.997845, 38.883414 ], [ -76.998359, 38.883274 ], [ -76.99845, 38.883254 ], [ -76.998449, 38.883145 ], [ -76.998449, 38.882726 ], [ -76.998555, 38.882727 ], [ -76.999405, 38.882727 ], [ -76.999513, 38.882728 ], [ -77.000485, 38.882728 ], [ -77.000525, 38.882721 ], [ -77.000576, 38.882703 ], [ -77.000705, 38.882658 ], [ -77.00192, 38.882333 ], [ -77.001947, 38.882325 ], [ -77.002034, 38.882302 ], [ -77.002041, 38.881992 ], [ -77.002043, 38.881271 ], [ -77.002043, 38.881245 ], [ -77.002044, 38.881197 ], [ -77.002047, 38.880807 ], [ -77.002048, 38.880724 ], [ -77.002049, 38.880644 ], [ -77.002248, 38.8807 ], [ -77.002413, 38.880744 ], [ -77.00258, 38.880786 ], [ -77.002664, 38.880805 ], [ -77.002833, 38.880841 ], [ -77.002918, 38.880858 ], [ -77.003089, 38.880888 ], [ -77.003147, 38.880896 ], [ -77.003205, 38.880902 ], [ -77.003554, 38.880929 ], [ -77.003521, 38.880775 ], [ -77.003878, 38.880795 ], [ -77.00402, 38.880801 ], [ -77.004217, 38.880807 ], [ -77.004349, 38.880809 ], [ -77.00468, 38.880819 ], [ -77.005171, 38.88083 ], [ -77.005736, 38.880846 ], [ -77.006211, 38.880864 ], [ -77.006289, 38.880869 ], [ -77.006446, 38.880883 ], [ -77.006524, 38.880891 ], [ -77.006679, 38.880912 ], [ -77.006756, 38.880924 ], [ -77.006833, 38.880937 ], [ -77.0074, 38.881055 ], [ -77.007736, 38.881129 ], [ -77.00783, 38.881151 ], [ -77.007923, 38.881175 ], [ -77.008015, 38.8812 ], [ -77.008198, 38.881254 ], [ -77.008245, 38.881269 ], [ -77.008379, 38.881314 ], [ -77.008468, 38.881345 ], [ -77.008637, 38.881408 ], [ -77.008719, 38.881435 ], [ -77.008761, 38.881448 ], [ -77.008987, 38.881512 ], [ -77.009022, 38.881522 ], [ -77.009112, 38.881548 ], [ -77.009109, 38.881628 ], [ -77.009118, 38.881687 ], [ -77.009119, 38.881899 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006600", "BLKGRPCE": "1", "GEOID": "110010066001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 290559.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8877250", "INTPTLON": "-076.9982577", "mobility_total": "1921", "mobility_same_house": "1514", "mobility_different_house": "343", "mobility_different_house_same_metro": "279", "mobility_different_house_different_metro": "64", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "64" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.003515, 38.889705 ], [ -77.003515, 38.889808 ], [ -77.003114, 38.889807 ], [ -77.002582, 38.889808 ], [ -77.00204, 38.889808 ], [ -77.000678, 38.889808 ], [ -77.000579, 38.889808 ], [ -77.000442, 38.889807 ], [ -77.000207, 38.889807 ], [ -76.999518, 38.889808 ], [ -76.999186, 38.889809 ], [ -76.998555, 38.889809 ], [ -76.998446, 38.889808 ], [ -76.997694, 38.889808 ], [ -76.997277, 38.889806 ], [ -76.996355, 38.889805 ], [ -76.996173, 38.889805 ], [ -76.995697, 38.889804 ], [ -76.995576, 38.889805 ], [ -76.995088, 38.889805 ], [ -76.994962, 38.889806 ], [ -76.994963, 38.889684 ], [ -76.994963, 38.888825 ], [ -76.994964, 38.888767 ], [ -76.994964, 38.888676 ], [ -76.99496, 38.887891 ], [ -76.994959, 38.887708 ], [ -76.994962, 38.887594 ], [ -76.994963, 38.887505 ], [ -76.994966, 38.887371 ], [ -76.994965, 38.886805 ], [ -76.994966, 38.886092 ], [ -76.994965, 38.886028 ], [ -76.994964, 38.88595 ], [ -76.994961, 38.884674 ], [ -76.99496, 38.884604 ], [ -76.995082, 38.88461 ], [ -76.995242, 38.884609 ], [ -76.995277, 38.884604 ], [ -76.995311, 38.884596 ], [ -76.995345, 38.884586 ], [ -76.995408, 38.88456 ], [ -76.995427, 38.884547 ], [ -76.995444, 38.884532 ], [ -76.995534, 38.884411 ], [ -76.996175, 38.884675 ], [ -76.996421, 38.884772 ], [ -76.997011, 38.885016 ], [ -76.997426, 38.885177 ], [ -76.998175, 38.885491 ], [ -76.998454, 38.885709 ], [ -76.999356, 38.886098 ], [ -77.000577, 38.886591 ], [ -77.002042, 38.887195 ], [ -77.002444, 38.887369 ], [ -77.002852, 38.88752 ], [ -77.003519, 38.887614 ], [ -77.003274, 38.887608 ], [ -77.002961, 38.887596 ], [ -77.002481, 38.887596 ], [ -77.002305, 38.887598 ], [ -77.002039, 38.887598 ], [ -77.002038, 38.887683 ], [ -77.002037, 38.888595 ], [ -77.002036, 38.888677 ], [ -77.002034, 38.889168 ], [ -77.00352, 38.889151 ], [ -77.003515, 38.889705 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006700", "BLKGRPCE": "2", "GEOID": "110010067002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 114829.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8873709", "INTPTLON": "-076.9899824", "mobility_total": "1269", "mobility_same_house": "1008", "mobility_different_house": "226", "mobility_different_house_same_metro": "161", "mobility_different_house_different_metro": "65", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "35" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.991544, 38.889226 ], [ -76.991416, 38.889226 ], [ -76.991392, 38.889227 ], [ -76.990236, 38.88923 ], [ -76.990124, 38.889231 ], [ -76.989956, 38.889231 ], [ -76.989765, 38.889233 ], [ -76.988949, 38.88924 ], [ -76.988316, 38.889243 ], [ -76.988314, 38.889 ], [ -76.988313, 38.888896 ], [ -76.988319, 38.887909 ], [ -76.98832, 38.887867 ], [ -76.988315, 38.887593 ], [ -76.988314, 38.887486 ], [ -76.988312, 38.886803 ], [ -76.988311, 38.886017 ], [ -76.988426, 38.88592 ], [ -76.988915, 38.885791 ], [ -76.989019, 38.885763 ], [ -76.989685, 38.885589 ], [ -76.99007, 38.885483 ], [ -76.990242, 38.885437 ], [ -76.99153, 38.885098 ], [ -76.991529, 38.8852 ], [ -76.991528, 38.886034 ], [ -76.991528, 38.886701 ], [ -76.991529, 38.887055 ], [ -76.991528, 38.887594 ], [ -76.991527, 38.888638 ], [ -76.991527, 38.888826 ], [ -76.991528, 38.888881 ], [ -76.991545, 38.889137 ], [ -76.991544, 38.889226 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006700", "BLKGRPCE": "3", "GEOID": "110010067003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 167777.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8872631", "INTPTLON": "-076.9932764", "mobility_total": "1386", "mobility_same_house": "1248", "mobility_different_house": "111", "mobility_different_house_same_metro": "21", "mobility_different_house_different_metro": "67", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "27" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994965, 38.886805 ], [ -76.994966, 38.887371 ], [ -76.994963, 38.887505 ], [ -76.994962, 38.887594 ], [ -76.994959, 38.887708 ], [ -76.99496, 38.887891 ], [ -76.994964, 38.888676 ], [ -76.994964, 38.888767 ], [ -76.994963, 38.888825 ], [ -76.994963, 38.889684 ], [ -76.994962, 38.889806 ], [ -76.994295, 38.889804 ], [ -76.993757, 38.889804 ], [ -76.993084, 38.889804 ], [ -76.992643, 38.889803 ], [ -76.991802, 38.889802 ], [ -76.991533, 38.889805 ], [ -76.991544, 38.889226 ], [ -76.991545, 38.889137 ], [ -76.991528, 38.888881 ], [ -76.991527, 38.888826 ], [ -76.991527, 38.888638 ], [ -76.991528, 38.887594 ], [ -76.991529, 38.887055 ], [ -76.991528, 38.886701 ], [ -76.991528, 38.886034 ], [ -76.991529, 38.8852 ], [ -76.99153, 38.885098 ], [ -76.992645, 38.884799 ], [ -76.993376, 38.884603 ], [ -76.993536, 38.884561 ], [ -76.993577, 38.884553 ], [ -76.993614, 38.884552 ], [ -76.993647, 38.884554 ], [ -76.993687, 38.884562 ], [ -76.993763, 38.884585 ], [ -76.993786, 38.884589 ], [ -76.993812, 38.884592 ], [ -76.993985, 38.884594 ], [ -76.994859, 38.884599 ], [ -76.99496, 38.884604 ], [ -76.994961, 38.884674 ], [ -76.994964, 38.88595 ], [ -76.994965, 38.886028 ], [ -76.994966, 38.886092 ], [ -76.994965, 38.886805 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006801", "BLKGRPCE": "2", "GEOID": "110010068012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 90821.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8881492", "INTPTLON": "-076.9821220", "mobility_total": "700", "mobility_same_house": "601", "mobility_different_house": "99", "mobility_different_house_same_metro": "70", "mobility_different_house_different_metro": "29", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.983652, 38.887155 ], [ -76.983648, 38.887601 ], [ -76.983649, 38.887701 ], [ -76.983649, 38.888335 ], [ -76.983648, 38.88867 ], [ -76.983649, 38.888923 ], [ -76.98365, 38.888964 ], [ -76.98365, 38.889006 ], [ -76.983652, 38.889131 ], [ -76.983652, 38.889298 ], [ -76.983653, 38.889339 ], [ -76.983646, 38.889684 ], [ -76.983645, 38.889801 ], [ -76.98334, 38.889801 ], [ -76.982998, 38.889802 ], [ -76.982216, 38.8898 ], [ -76.980764, 38.8898 ], [ -76.980764, 38.889498 ], [ -76.980766, 38.888995 ], [ -76.980764, 38.888674 ], [ -76.980763, 38.888364 ], [ -76.980766, 38.887906 ], [ -76.980763, 38.887705 ], [ -76.980763, 38.887589 ], [ -76.980764, 38.88742 ], [ -76.980765, 38.886645 ], [ -76.980765, 38.886066 ], [ -76.980766, 38.885949 ], [ -76.980882, 38.885997 ], [ -76.982218, 38.886539 ], [ -76.982777, 38.886767 ], [ -76.983222, 38.886946 ], [ -76.983653, 38.887086 ], [ -76.983652, 38.887155 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006804", "BLKGRPCE": "1", "GEOID": "110010068041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1540315.000000, "AWATER": 477562.000000, "INTPTLAT": "+38.8863842", "INTPTLON": "-076.9704836", "mobility_total": "3008", "mobility_same_house": "908", "mobility_different_house": "2095", "mobility_different_house_same_metro": "1862", "mobility_different_house_different_metro": "127", "mobility_different_house_outside_stat_area": "81", "mobility_abroad": "5" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.981525, 38.878927 ], [ -76.981502, 38.878972 ], [ -76.981481, 38.879019 ], [ -76.981465, 38.879051 ], [ -76.981431, 38.879089 ], [ -76.981404, 38.879109 ], [ -76.981374, 38.879125 ], [ -76.981324, 38.879141 ], [ -76.981274, 38.879152 ], [ -76.98122, 38.879162 ], [ -76.981168, 38.879173 ], [ -76.981108, 38.879192 ], [ -76.981052, 38.879207 ], [ -76.980995, 38.879219 ], [ -76.980937, 38.879228 ], [ -76.980872, 38.879236 ], [ -76.980833, 38.879239 ], [ -76.980793, 38.879241 ], [ -76.980754, 38.879241 ], [ -76.980755, 38.879284 ], [ -76.980758, 38.879363 ], [ -76.980755, 38.879774 ], [ -76.980754, 38.880286 ], [ -76.980755, 38.880618 ], [ -76.980754, 38.881182 ], [ -76.980753, 38.881264 ], [ -76.980753, 38.881893 ], [ -76.98076, 38.882259 ], [ -76.980633, 38.882309 ], [ -76.980331, 38.882436 ], [ -76.980052, 38.882545 ], [ -76.979338, 38.882835 ], [ -76.978999, 38.882973 ], [ -76.978295, 38.883261 ], [ -76.977368, 38.883637 ], [ -76.977261, 38.883676 ], [ -76.977263, 38.884102 ], [ -76.977263, 38.884175 ], [ -76.977262, 38.884211 ], [ -76.977262, 38.884372 ], [ -76.97726, 38.884556 ], [ -76.977258, 38.884673 ], [ -76.977258, 38.884964 ], [ -76.977261, 38.885286 ], [ -76.977263, 38.885348 ], [ -76.977269, 38.88605 ], [ -76.977268, 38.886145 ], [ -76.977268, 38.886237 ], [ -76.977263, 38.886773 ], [ -76.977262, 38.8868 ], [ -76.977262, 38.886851 ], [ -76.977258, 38.887048 ], [ -76.977256, 38.887267 ], [ -76.977256, 38.887589 ], [ -76.977259, 38.888671 ], [ -76.977261, 38.88944 ], [ -76.977257, 38.889798 ], [ -76.97701, 38.889863 ], [ -76.976967, 38.889866 ], [ -76.976925, 38.88987 ], [ -76.976882, 38.889877 ], [ -76.976841, 38.889885 ], [ -76.9768, 38.889895 ], [ -76.976748, 38.889911 ], [ -76.976723, 38.88992 ], [ -76.976651, 38.889953 ], [ -76.976605, 38.889979 ], [ -76.976546, 38.890017 ], [ -76.976507, 38.890041 ], [ -76.976468, 38.89006 ], [ -76.976405, 38.890085 ], [ -76.97634, 38.890104 ], [ -76.97631, 38.89011 ], [ -76.976281, 38.890114 ], [ -76.97625, 38.890116 ], [ -76.975363, 38.890112 ], [ -76.974851, 38.890112 ], [ -76.974641, 38.890111 ], [ -76.974458, 38.890109 ], [ -76.974388, 38.890112 ], [ -76.974347, 38.890119 ], [ -76.974308, 38.890128 ], [ -76.974273, 38.890138 ], [ -76.974222, 38.890158 ], [ -76.974184, 38.890176 ], [ -76.974112, 38.890214 ], [ -76.974045, 38.890254 ], [ -76.974012, 38.890276 ], [ -76.973985, 38.890297 ], [ -76.973964, 38.890318 ], [ -76.973944, 38.89034 ], [ -76.973926, 38.890362 ], [ -76.97391, 38.890386 ], [ -76.973896, 38.89041 ], [ -76.97388, 38.890444 ], [ -76.973866, 38.890478 ], [ -76.973854, 38.890512 ], [ -76.973836, 38.890582 ], [ -76.973842, 38.890952 ], [ -76.973853, 38.891104 ], [ -76.973861, 38.891193 ], [ -76.973871, 38.891282 ], [ -76.973883, 38.891371 ], [ -76.973908, 38.891523 ], [ -76.97394, 38.891685 ], [ -76.973964, 38.891792 ], [ -76.973977, 38.891846 ], [ -76.974017, 38.891997 ], [ -76.97403, 38.892041 ], [ -76.974058, 38.892128 ], [ -76.974089, 38.892215 ], [ -76.974124, 38.892301 ], [ -76.974142, 38.892343 ], [ -76.974162, 38.892386 ], [ -76.974184, 38.89243 ], [ -76.974209, 38.892473 ], [ -76.974236, 38.892516 ], [ -76.974265, 38.892558 ], [ -76.974295, 38.892599 ], [ -76.974362, 38.892679 ], [ -76.974398, 38.892717 ], [ -76.974436, 38.892754 ], [ -76.974507, 38.892817 ], [ -76.974572, 38.892869 ], [ -76.97464, 38.892918 ], [ -76.974711, 38.892963 ], [ -76.974786, 38.893005 ], [ -76.974863, 38.893043 ], [ -76.974895, 38.89306 ], [ -76.974962, 38.893092 ], [ -76.974996, 38.893107 ], [ -76.975031, 38.893121 ], [ -76.975091, 38.893138 ], [ -76.975152, 38.893295 ], [ -76.975151, 38.893475 ], [ -76.975149, 38.893528 ], [ -76.975146, 38.893553 ], [ -76.975142, 38.893577 ], [ -76.975136, 38.893602 ], [ -76.97513, 38.893644 ], [ -76.975121, 38.893692 ], [ -76.97511, 38.89374 ], [ -76.975085, 38.893835 ], [ -76.975053, 38.893928 ], [ -76.975038, 38.893966 ], [ -76.975006, 38.89404 ], [ -76.974966, 38.894121 ], [ -76.974942, 38.894164 ], [ -76.974899, 38.89423 ], [ -76.974877, 38.894262 ], [ -76.974823, 38.894334 ], [ -76.974766, 38.894404 ], [ -76.974705, 38.894472 ], [ -76.974624, 38.894554 ], [ -76.974567, 38.894605 ], [ -76.974508, 38.894655 ], [ -76.974459, 38.894694 ], [ -76.974408, 38.89473 ], [ -76.974362, 38.894763 ], [ -76.974255, 38.894832 ], [ -76.974194, 38.894866 ], [ -76.974131, 38.894898 ], [ -76.974009, 38.894957 ], [ -76.97396, 38.894978 ], [ -76.973901, 38.895003 ], [ -76.97384, 38.895026 ], [ -76.973762, 38.895053 ], [ -76.973683, 38.895079 ], [ -76.973603, 38.895102 ], [ -76.973091, 38.89524 ], [ -76.972986, 38.895269 ], [ -76.971842, 38.895575 ], [ -76.971727, 38.895604 ], [ -76.971615, 38.895639 ], [ -76.971507, 38.89568 ], [ -76.971453, 38.895702 ], [ -76.971402, 38.895726 ], [ -76.971382, 38.895736 ], [ -76.971338, 38.895756 ], [ -76.971295, 38.895777 ], [ -76.971224, 38.895816 ], [ -76.971156, 38.895857 ], [ -76.97109, 38.895901 ], [ -76.971027, 38.895948 ], [ -76.970968, 38.895997 ], [ -76.97069, 38.896288 ], [ -76.969581, 38.897539 ], [ -76.969505, 38.897632 ], [ -76.969492, 38.897694 ], [ -76.969335, 38.897677 ], [ -76.969191, 38.89766 ], [ -76.969012, 38.897641 ], [ -76.968769, 38.897622 ], [ -76.968181, 38.897573 ], [ -76.968067, 38.897561 ], [ -76.967987, 38.897557 ], [ -76.967835, 38.897546 ], [ -76.967761, 38.897544 ], [ -76.967679, 38.897539 ], [ -76.967543, 38.897534 ], [ -76.967176, 38.89751 ], [ -76.966568, 38.897468 ], [ -76.966335, 38.89745 ], [ -76.966224, 38.897442 ], [ -76.966065, 38.897431 ], [ -76.965809, 38.897408 ], [ -76.965689, 38.897397 ], [ -76.965206, 38.897366 ], [ -76.964812, 38.897347 ], [ -76.964365, 38.897321 ], [ -76.964077, 38.897298 ], [ -76.962492, 38.897141 ], [ -76.961973, 38.897089 ], [ -76.9618, 38.896123 ], [ -76.961862, 38.8953 ], [ -76.96253, 38.893286 ], [ -76.963264, 38.890347 ], [ -76.963367, 38.889867 ], [ -76.963382, 38.889796 ], [ -76.96343, 38.889731 ], [ -76.963883, 38.889125 ], [ -76.966789, 38.885235 ], [ -76.969604, 38.882659 ], [ -76.97072, 38.881435 ], [ -76.971454, 38.880633 ], [ -76.972662, 38.878967 ], [ -76.973299, 38.87839 ], [ -76.975582, 38.877601 ], [ -76.978031, 38.876881 ], [ -76.978173, 38.876953 ], [ -76.979299, 38.877514 ], [ -76.97937, 38.877544 ], [ -76.97958, 38.877655 ], [ -76.979784, 38.877646 ], [ -76.980023, 38.877745 ], [ -76.980277, 38.878138 ], [ -76.980383, 38.878277 ], [ -76.980473, 38.878375 ], [ -76.980587, 38.878457 ], [ -76.980676, 38.878506 ], [ -76.980791, 38.878546 ], [ -76.980929, 38.878587 ], [ -76.981412, 38.878746 ], [ -76.981576, 38.878837 ], [ -76.981525, 38.878927 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006900", "BLKGRPCE": "1", "GEOID": "110010069001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 249240.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8845203", "INTPTLON": "-076.9883684", "mobility_total": "1376", "mobility_same_house": "1129", "mobility_different_house": "247", "mobility_different_house_same_metro": "191", "mobility_different_house_different_metro": "56", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.993763, 38.884585 ], [ -76.993687, 38.884562 ], [ -76.993647, 38.884554 ], [ -76.993614, 38.884552 ], [ -76.993577, 38.884553 ], [ -76.993536, 38.884561 ], [ -76.993376, 38.884603 ], [ -76.992645, 38.884799 ], [ -76.99153, 38.885098 ], [ -76.990242, 38.885437 ], [ -76.99007, 38.885483 ], [ -76.989685, 38.885589 ], [ -76.989019, 38.885763 ], [ -76.988915, 38.885791 ], [ -76.988426, 38.88592 ], [ -76.988311, 38.886017 ], [ -76.988191, 38.885983 ], [ -76.987272, 38.886227 ], [ -76.986989, 38.886303 ], [ -76.986384, 38.886463 ], [ -76.986324, 38.886479 ], [ -76.985951, 38.886579 ], [ -76.985669, 38.886654 ], [ -76.985509, 38.886698 ], [ -76.985439, 38.886718 ], [ -76.984751, 38.886899 ], [ -76.98467, 38.886904 ], [ -76.984592, 38.886917 ], [ -76.984465, 38.886942 ], [ -76.984169, 38.88702 ], [ -76.984109, 38.887031 ], [ -76.984047, 38.887036 ], [ -76.983715, 38.887034 ], [ -76.983653, 38.887086 ], [ -76.983654, 38.887022 ], [ -76.983653, 38.886961 ], [ -76.983653, 38.886702 ], [ -76.983651, 38.886321 ], [ -76.98365, 38.886224 ], [ -76.98365, 38.886139 ], [ -76.98365, 38.885921 ], [ -76.983652, 38.885552 ], [ -76.983651, 38.885426 ], [ -76.983655, 38.885352 ], [ -76.983655, 38.884745 ], [ -76.983654, 38.884447 ], [ -76.983658, 38.884101 ], [ -76.98372, 38.884103 ], [ -76.985346, 38.884104 ], [ -76.98552, 38.884102 ], [ -76.985651, 38.884103 ], [ -76.986201, 38.884103 ], [ -76.986943, 38.884104 ], [ -76.988312, 38.884105 ], [ -76.988313, 38.884018 ], [ -76.988309, 38.882841 ], [ -76.988309, 38.881456 ], [ -76.988459, 38.881525 ], [ -76.988661, 38.881609 ], [ -76.989279, 38.88186 ], [ -76.989838, 38.882092 ], [ -76.990141, 38.882213 ], [ -76.990242, 38.88225 ], [ -76.990367, 38.882301 ], [ -76.990498, 38.882357 ], [ -76.991063, 38.882594 ], [ -76.991158, 38.882636 ], [ -76.991384, 38.882729 ], [ -76.99153, 38.882793 ], [ -76.991708, 38.882865 ], [ -76.991917, 38.882945 ], [ -76.992517, 38.883189 ], [ -76.992644, 38.883236 ], [ -76.992743, 38.883272 ], [ -76.993081, 38.883412 ], [ -76.993285, 38.883495 ], [ -76.993607, 38.883624 ], [ -76.993761, 38.88369 ], [ -76.99376, 38.883816 ], [ -76.993756, 38.884104 ], [ -76.993758, 38.884188 ], [ -76.993763, 38.884585 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006900", "BLKGRPCE": "2", "GEOID": "110010069002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 161052.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8822664", "INTPTLON": "-076.9857765", "mobility_total": "731", "mobility_same_house": "673", "mobility_different_house": "46", "mobility_different_house_same_metro": "40", "mobility_different_house_different_metro": "6", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "12" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.988312, 38.884105 ], [ -76.986943, 38.884104 ], [ -76.986201, 38.884103 ], [ -76.985651, 38.884103 ], [ -76.98552, 38.884102 ], [ -76.985346, 38.884104 ], [ -76.98372, 38.884103 ], [ -76.983658, 38.884101 ], [ -76.983656, 38.884014 ], [ -76.983653, 38.883634 ], [ -76.983655, 38.883466 ], [ -76.983652, 38.88293 ], [ -76.983653, 38.882835 ], [ -76.983653, 38.882752 ], [ -76.983654, 38.882689 ], [ -76.983654, 38.881866 ], [ -76.983654, 38.88164 ], [ -76.983651, 38.881343 ], [ -76.983652, 38.881265 ], [ -76.983656, 38.881079 ], [ -76.983649, 38.880364 ], [ -76.983653, 38.880038 ], [ -76.983655, 38.879776 ], [ -76.983657, 38.879697 ], [ -76.983663, 38.879565 ], [ -76.985073, 38.880139 ], [ -76.985954, 38.880504 ], [ -76.986097, 38.880567 ], [ -76.986554, 38.880755 ], [ -76.987035, 38.880946 ], [ -76.987277, 38.881044 ], [ -76.987633, 38.881182 ], [ -76.987816, 38.881256 ], [ -76.988018, 38.881338 ], [ -76.988196, 38.881414 ], [ -76.988309, 38.881456 ], [ -76.988309, 38.882841 ], [ -76.988313, 38.884018 ], [ -76.988312, 38.884105 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007000", "BLKGRPCE": "2", "GEOID": "110010070002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 241799.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8812708", "INTPTLON": "-076.9939393", "mobility_total": "1301", "mobility_same_house": "1003", "mobility_different_house": "285", "mobility_different_house_same_metro": "151", "mobility_different_house_different_metro": "130", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "13" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.996185, 38.879128 ], [ -76.996184, 38.879199 ], [ -76.996184, 38.879285 ], [ -76.996185, 38.879447 ], [ -76.996182, 38.879731 ], [ -76.996178, 38.880314 ], [ -76.996179, 38.880618 ], [ -76.996181, 38.880994 ], [ -76.996181, 38.881269 ], [ -76.996183, 38.88194 ], [ -76.996182, 38.882082 ], [ -76.996179, 38.882385 ], [ -76.99618, 38.882724 ], [ -76.996177, 38.88344 ], [ -76.996179, 38.883773 ], [ -76.99618, 38.88395 ], [ -76.996175, 38.884271 ], [ -76.996174, 38.884337 ], [ -76.996175, 38.884675 ], [ -76.995534, 38.884411 ], [ -76.995444, 38.884532 ], [ -76.995427, 38.884547 ], [ -76.995408, 38.88456 ], [ -76.995345, 38.884586 ], [ -76.995311, 38.884596 ], [ -76.995277, 38.884604 ], [ -76.995242, 38.884609 ], [ -76.995082, 38.88461 ], [ -76.99496, 38.884604 ], [ -76.994859, 38.884599 ], [ -76.993985, 38.884594 ], [ -76.993812, 38.884592 ], [ -76.993786, 38.884589 ], [ -76.993763, 38.884585 ], [ -76.993758, 38.884188 ], [ -76.993756, 38.884104 ], [ -76.99376, 38.883816 ], [ -76.993761, 38.88369 ], [ -76.993607, 38.883624 ], [ -76.993285, 38.883495 ], [ -76.993081, 38.883412 ], [ -76.992743, 38.883272 ], [ -76.992644, 38.883236 ], [ -76.992517, 38.883189 ], [ -76.991917, 38.882945 ], [ -76.991708, 38.882865 ], [ -76.99153, 38.882793 ], [ -76.991534, 38.881888 ], [ -76.991532, 38.881511 ], [ -76.991532, 38.881359 ], [ -76.991533, 38.881267 ], [ -76.991533, 38.880424 ], [ -76.991534, 38.879739 ], [ -76.991533, 38.879278 ], [ -76.991534, 38.878402 ], [ -76.991535, 38.878339 ], [ -76.991536, 38.878226 ], [ -76.991536, 38.87811 ], [ -76.991536, 38.878098 ], [ -76.991538, 38.877963 ], [ -76.991721, 38.878044 ], [ -76.992036, 38.878134 ], [ -76.994774, 38.878739 ], [ -76.994974, 38.878784 ], [ -76.995038, 38.878799 ], [ -76.996108, 38.879033 ], [ -76.996185, 38.879052 ], [ -76.996185, 38.879128 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007409", "BLKGRPCE": "2", "GEOID": "110010074092", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 157704.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8455740", "INTPTLON": "-076.9738164", "mobility_total": "918", "mobility_same_house": "780", "mobility_different_house": "138", "mobility_different_house_same_metro": "122", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.976993, 38.846482 ], [ -76.976938, 38.846492 ], [ -76.976904, 38.846497 ], [ -76.976637, 38.846544 ], [ -76.976466, 38.846568 ], [ -76.976238, 38.846595 ], [ -76.975846, 38.846631 ], [ -76.975796, 38.846635 ], [ -76.975735, 38.846641 ], [ -76.975346, 38.846674 ], [ -76.975138, 38.84669 ], [ -76.975111, 38.846693 ], [ -76.975083, 38.846695 ], [ -76.975056, 38.846698 ], [ -76.975028, 38.8467 ], [ -76.974866, 38.846718 ], [ -76.974841, 38.846722 ], [ -76.974764, 38.846731 ], [ -76.9746, 38.846758 ], [ -76.974433, 38.846792 ], [ -76.974313, 38.846822 ], [ -76.974155, 38.846867 ], [ -76.974036, 38.846905 ], [ -76.973866, 38.846968 ], [ -76.973759, 38.847008 ], [ -76.973463, 38.847131 ], [ -76.973232, 38.847231 ], [ -76.973168, 38.847256 ], [ -76.972994, 38.847328 ], [ -76.972852, 38.847391 ], [ -76.972776, 38.847425 ], [ -76.972565, 38.847513 ], [ -76.972346, 38.847606 ], [ -76.972252, 38.84765 ], [ -76.972204, 38.847671 ], [ -76.972128, 38.847701 ], [ -76.972025, 38.847738 ], [ -76.971925, 38.847776 ], [ -76.97183, 38.84781 ], [ -76.971794, 38.847822 ], [ -76.971751, 38.847835 ], [ -76.971641, 38.847864 ], [ -76.971571, 38.847885 ], [ -76.971443, 38.847919 ], [ -76.971362, 38.847938 ], [ -76.971241, 38.847963 ], [ -76.971021, 38.847996 ], [ -76.970885, 38.848018 ], [ -76.970882, 38.847913 ], [ -76.970882, 38.847891 ], [ -76.97088, 38.847862 ], [ -76.970878, 38.847803 ], [ -76.970879, 38.847745 ], [ -76.970883, 38.847716 ], [ -76.97089, 38.847682 ], [ -76.9709, 38.847649 ], [ -76.970914, 38.847616 ], [ -76.970928, 38.847589 ], [ -76.970945, 38.847562 ], [ -76.970964, 38.847536 ], [ -76.970985, 38.847512 ], [ -76.971032, 38.847465 ], [ -76.971212, 38.847322 ], [ -76.971473, 38.847122 ], [ -76.971517, 38.847083 ], [ -76.971547, 38.847053 ], [ -76.971574, 38.847021 ], [ -76.971587, 38.847004 ], [ -76.971609, 38.84697 ], [ -76.971619, 38.846952 ], [ -76.971627, 38.846934 ], [ -76.971634, 38.846915 ], [ -76.97164, 38.846895 ], [ -76.971644, 38.846876 ], [ -76.971647, 38.846848 ], [ -76.971647, 38.846792 ], [ -76.971642, 38.846599 ], [ -76.971635, 38.846421 ], [ -76.971624, 38.846055 ], [ -76.971617, 38.845853 ], [ -76.971617, 38.845774 ], [ -76.971608, 38.845539 ], [ -76.971604, 38.845513 ], [ -76.971598, 38.845486 ], [ -76.971589, 38.84546 ], [ -76.971578, 38.845435 ], [ -76.971564, 38.845409 ], [ -76.971533, 38.845358 ], [ -76.971515, 38.845333 ], [ -76.971495, 38.845308 ], [ -76.971472, 38.845286 ], [ -76.971422, 38.845243 ], [ -76.971395, 38.845222 ], [ -76.971339, 38.845182 ], [ -76.971281, 38.845138 ], [ -76.97111, 38.845004 ], [ -76.97096, 38.844883 ], [ -76.971059, 38.844806 ], [ -76.971084, 38.844786 ], [ -76.971413, 38.844531 ], [ -76.971672, 38.844329 ], [ -76.971772, 38.844251 ], [ -76.971845, 38.844195 ], [ -76.971928, 38.844129 ], [ -76.972037, 38.844045 ], [ -76.972295, 38.843842 ], [ -76.972342, 38.843806 ], [ -76.972451, 38.84372 ], [ -76.972471, 38.843732 ], [ -76.97255, 38.843776 ], [ -76.972571, 38.843786 ], [ -76.972593, 38.843795 ], [ -76.972647, 38.843811 ], [ -76.972678, 38.843818 ], [ -76.972715, 38.843825 ], [ -76.972846, 38.843845 ], [ -76.973076, 38.843866 ], [ -76.973321, 38.843886 ], [ -76.973593, 38.843903 ], [ -76.97386, 38.843915 ], [ -76.973976, 38.843919 ], [ -76.974266, 38.843926 ], [ -76.974451, 38.843927 ], [ -76.974803, 38.843923 ], [ -76.975055, 38.843915 ], [ -76.975278, 38.843905 ], [ -76.975614, 38.843883 ], [ -76.975836, 38.843864 ], [ -76.976189, 38.843828 ], [ -76.976262, 38.843818 ], [ -76.976274, 38.843871 ], [ -76.976484, 38.844922 ], [ -76.976513, 38.845042 ], [ -76.976533, 38.84513 ], [ -76.976562, 38.84525 ], [ -76.976579, 38.845329 ], [ -76.9766, 38.845407 ], [ -76.976612, 38.845446 ], [ -76.976638, 38.845524 ], [ -76.976668, 38.845601 ], [ -76.976726, 38.845734 ], [ -76.976762, 38.845818 ], [ -76.97684, 38.845997 ], [ -76.977053, 38.846473 ], [ -76.976993, 38.846482 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007502", "BLKGRPCE": "1", "GEOID": "110010075021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 269763.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8591832", "INTPTLON": "-076.9721952", "mobility_total": "3434", "mobility_same_house": "2876", "mobility_different_house": "558", "mobility_different_house_same_metro": "546", "mobility_different_house_different_metro": "6", "mobility_different_house_outside_stat_area": "4", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.975071, 38.856656 ], [ -76.974292, 38.857386 ], [ -76.975028, 38.857763 ], [ -76.974997, 38.857795 ], [ -76.974278, 38.858555 ], [ -76.973347, 38.859551 ], [ -76.97479, 38.860371 ], [ -76.973067, 38.862813 ], [ -76.972927, 38.862981 ], [ -76.97282, 38.86308 ], [ -76.972715, 38.863038 ], [ -76.972693, 38.86303 ], [ -76.972466, 38.862936 ], [ -76.972146, 38.862797 ], [ -76.972055, 38.862757 ], [ -76.97184, 38.862662 ], [ -76.971504, 38.862509 ], [ -76.971189, 38.862364 ], [ -76.970984, 38.862271 ], [ -76.970756, 38.862169 ], [ -76.970567, 38.862081 ], [ -76.970529, 38.862064 ], [ -76.970492, 38.862046 ], [ -76.970316, 38.861966 ], [ -76.970234, 38.861924 ], [ -76.970155, 38.86188 ], [ -76.970041, 38.861809 ], [ -76.969969, 38.861759 ], [ -76.969933, 38.861733 ], [ -76.969911, 38.861716 ], [ -76.96989, 38.861698 ], [ -76.969868, 38.861681 ], [ -76.969784, 38.861609 ], [ -76.9697, 38.861532 ], [ -76.969653, 38.861486 ], [ -76.969629, 38.861464 ], [ -76.969606, 38.861441 ], [ -76.969582, 38.861419 ], [ -76.969489, 38.861328 ], [ -76.969373, 38.861223 ], [ -76.969402, 38.861158 ], [ -76.96943, 38.861106 ], [ -76.969505, 38.860997 ], [ -76.969612, 38.860853 ], [ -76.969636, 38.860822 ], [ -76.969697, 38.860747 ], [ -76.96978, 38.860592 ], [ -76.969799, 38.860551 ], [ -76.969816, 38.860511 ], [ -76.969831, 38.86047 ], [ -76.969858, 38.860387 ], [ -76.969878, 38.860303 ], [ -76.969891, 38.860218 ], [ -76.969962, 38.859537 ], [ -76.969979, 38.859242 ], [ -76.969984, 38.859149 ], [ -76.969984, 38.858865 ], [ -76.969983, 38.85881 ], [ -76.969983, 38.858752 ], [ -76.96998, 38.85825 ], [ -76.969982, 38.857866 ], [ -76.969976, 38.857471 ], [ -76.969972, 38.856866 ], [ -76.969967, 38.85617 ], [ -76.969972, 38.855822 ], [ -76.970003, 38.855821 ], [ -76.970063, 38.855826 ], [ -76.970092, 38.855832 ], [ -76.97012, 38.85584 ], [ -76.970252, 38.855921 ], [ -76.97073, 38.856236 ], [ -76.970937, 38.85637 ], [ -76.971006, 38.856416 ], [ -76.971146, 38.856506 ], [ -76.971423, 38.856689 ], [ -76.971629, 38.856827 ], [ -76.971751, 38.856906 ], [ -76.972081, 38.856605 ], [ -76.972361, 38.856338 ], [ -76.972644, 38.856074 ], [ -76.972922, 38.855817 ], [ -76.97302, 38.855722 ], [ -76.973143, 38.855601 ], [ -76.973185, 38.855562 ], [ -76.973245, 38.855504 ], [ -76.973416, 38.855345 ], [ -76.973502, 38.855403 ], [ -76.974035, 38.855757 ], [ -76.974371, 38.855972 ], [ -76.974835, 38.856283 ], [ -76.975212, 38.856528 ], [ -76.975071, 38.856656 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007502", "BLKGRPCE": "2", "GEOID": "110010075022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 346035.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8546445", "INTPTLON": "-076.9674792", "mobility_total": "1814", "mobility_same_house": "1633", "mobility_different_house": "181", "mobility_different_house_same_metro": "181", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.97004, 38.852742 ], [ -76.970019, 38.852798 ], [ -76.970002, 38.852854 ], [ -76.969986, 38.852933 ], [ -76.969981, 38.852968 ], [ -76.969976, 38.853036 ], [ -76.969976, 38.853083 ], [ -76.969979, 38.853141 ], [ -76.969977, 38.853573 ], [ -76.969977, 38.854151 ], [ -76.969976, 38.854448 ], [ -76.969977, 38.854551 ], [ -76.969975, 38.854902 ], [ -76.969977, 38.855119 ], [ -76.969974, 38.855729 ], [ -76.969972, 38.855822 ], [ -76.969967, 38.85617 ], [ -76.969972, 38.856866 ], [ -76.969976, 38.857471 ], [ -76.969982, 38.857866 ], [ -76.96998, 38.85825 ], [ -76.969983, 38.858752 ], [ -76.969983, 38.85881 ], [ -76.969984, 38.858865 ], [ -76.969984, 38.859149 ], [ -76.969979, 38.859242 ], [ -76.969962, 38.859537 ], [ -76.969891, 38.860218 ], [ -76.969878, 38.860303 ], [ -76.969858, 38.860387 ], [ -76.969831, 38.86047 ], [ -76.969816, 38.860511 ], [ -76.969799, 38.860551 ], [ -76.96978, 38.860592 ], [ -76.969697, 38.860747 ], [ -76.969636, 38.860822 ], [ -76.969612, 38.860853 ], [ -76.969505, 38.860997 ], [ -76.96943, 38.861106 ], [ -76.969402, 38.861158 ], [ -76.969373, 38.861223 ], [ -76.96923, 38.861092 ], [ -76.969165, 38.86103 ], [ -76.968836, 38.860725 ], [ -76.968769, 38.860664 ], [ -76.968569, 38.860483 ], [ -76.968528, 38.860451 ], [ -76.968486, 38.86042 ], [ -76.968398, 38.860361 ], [ -76.968353, 38.860332 ], [ -76.968307, 38.860304 ], [ -76.968213, 38.860252 ], [ -76.968147, 38.860218 ], [ -76.96816, 38.860114 ], [ -76.968166, 38.859988 ], [ -76.96819, 38.859584 ], [ -76.96821, 38.859123 ], [ -76.968207, 38.859045 ], [ -76.968201, 38.858967 ], [ -76.968195, 38.858906 ], [ -76.968183, 38.858812 ], [ -76.968173, 38.85875 ], [ -76.968156, 38.858657 ], [ -76.96814, 38.85858 ], [ -76.968101, 38.858427 ], [ -76.968078, 38.858351 ], [ -76.96804, 38.858244 ], [ -76.96802, 38.85819 ], [ -76.967976, 38.858084 ], [ -76.967953, 38.858032 ], [ -76.967919, 38.85796 ], [ -76.967875, 38.857872 ], [ -76.967832, 38.857791 ], [ -76.967813, 38.857757 ], [ -76.967774, 38.857691 ], [ -76.967722, 38.857608 ], [ -76.967356, 38.857068 ], [ -76.967318, 38.857011 ], [ -76.967265, 38.856934 ], [ -76.967, 38.856545 ], [ -76.966913, 38.856415 ], [ -76.966643, 38.856021 ], [ -76.966595, 38.855953 ], [ -76.966446, 38.855752 ], [ -76.966343, 38.85562 ], [ -76.966237, 38.85549 ], [ -76.966101, 38.85532 ], [ -76.965708, 38.854841 ], [ -76.965624, 38.854726 ], [ -76.965573, 38.854661 ], [ -76.965507, 38.854583 ], [ -76.965437, 38.854503 ], [ -76.965354, 38.85441 ], [ -76.965301, 38.854353 ], [ -76.965193, 38.854241 ], [ -76.965081, 38.854131 ], [ -76.964873, 38.853933 ], [ -76.964836, 38.853896 ], [ -76.964685, 38.853752 ], [ -76.964648, 38.853715 ], [ -76.964343, 38.853425 ], [ -76.963991, 38.853085 ], [ -76.96352, 38.852634 ], [ -76.963216, 38.852346 ], [ -76.963051, 38.852193 ], [ -76.963016, 38.852163 ], [ -76.962979, 38.852134 ], [ -76.96294, 38.852106 ], [ -76.9629, 38.85208 ], [ -76.962857, 38.852055 ], [ -76.962814, 38.852032 ], [ -76.962768, 38.852011 ], [ -76.962722, 38.851992 ], [ -76.962609, 38.851954 ], [ -76.962561, 38.851942 ], [ -76.962495, 38.851929 ], [ -76.962462, 38.851924 ], [ -76.962394, 38.851917 ], [ -76.962326, 38.851914 ], [ -76.962292, 38.851914 ], [ -76.961965, 38.851926 ], [ -76.962088, 38.851803 ], [ -76.962336, 38.851608 ], [ -76.962604, 38.851398 ], [ -76.962907, 38.851163 ], [ -76.963255, 38.850893 ], [ -76.963415, 38.850768 ], [ -76.963499, 38.850702 ], [ -76.963603, 38.850789 ], [ -76.964179, 38.851244 ], [ -76.964963, 38.851858 ], [ -76.965567, 38.852329 ], [ -76.965688, 38.852406 ], [ -76.965689, 38.852074 ], [ -76.965687, 38.852006 ], [ -76.965687, 38.851855 ], [ -76.965688, 38.851827 ], [ -76.965688, 38.851798 ], [ -76.965689, 38.85177 ], [ -76.965689, 38.851741 ], [ -76.96569, 38.851713 ], [ -76.96569, 38.851589 ], [ -76.965688, 38.851549 ], [ -76.965685, 38.851511 ], [ -76.96568, 38.851469 ], [ -76.965669, 38.851406 ], [ -76.965655, 38.851362 ], [ -76.965624, 38.851296 ], [ -76.965613, 38.851276 ], [ -76.965586, 38.851234 ], [ -76.965556, 38.851194 ], [ -76.965516, 38.851151 ], [ -76.965467, 38.851105 ], [ -76.965429, 38.851066 ], [ -76.965375, 38.851006 ], [ -76.965356, 38.850986 ], [ -76.965337, 38.85095 ], [ -76.965321, 38.850913 ], [ -76.96531, 38.850876 ], [ -76.965302, 38.850837 ], [ -76.965298, 38.850799 ], [ -76.965298, 38.85076 ], [ -76.965302, 38.850721 ], [ -76.965311, 38.850683 ], [ -76.965323, 38.850645 ], [ -76.965344, 38.850599 ], [ -76.965357, 38.850581 ], [ -76.965372, 38.850563 ], [ -76.965425, 38.850511 ], [ -76.96545, 38.850484 ], [ -76.965477, 38.850459 ], [ -76.965506, 38.850435 ], [ -76.965538, 38.850415 ], [ -76.965569, 38.850399 ], [ -76.965602, 38.850384 ], [ -76.965637, 38.850371 ], [ -76.965672, 38.85036 ], [ -76.965708, 38.850351 ], [ -76.965745, 38.850344 ], [ -76.965821, 38.850336 ], [ -76.965899, 38.850337 ], [ -76.96593, 38.85034 ], [ -76.965975, 38.850347 ], [ -76.966014, 38.850355 ], [ -76.966052, 38.850367 ], [ -76.966139, 38.850401 ], [ -76.966226, 38.850449 ], [ -76.966255, 38.85047 ], [ -76.96631, 38.850514 ], [ -76.966335, 38.850538 ], [ -76.966361, 38.850561 ], [ -76.96639, 38.850589 ], [ -76.966444, 38.850646 ], [ -76.96647, 38.850676 ], [ -76.96654, 38.850762 ], [ -76.96658, 38.850816 ], [ -76.966617, 38.85087 ], [ -76.966634, 38.850898 ], [ -76.96665, 38.850927 ], [ -76.966665, 38.850957 ], [ -76.966693, 38.851018 ], [ -76.966726, 38.851097 ], [ -76.966734, 38.851114 ], [ -76.966762, 38.851186 ], [ -76.966781, 38.851229 ], [ -76.966794, 38.851249 ], [ -76.966808, 38.851265 ], [ -76.966833, 38.851284 ], [ -76.966855, 38.851295 ], [ -76.966878, 38.851302 ], [ -76.966926, 38.851305 ], [ -76.967946, 38.851311 ], [ -76.968189, 38.85131 ], [ -76.968355, 38.851316 ], [ -76.96845, 38.851325 ], [ -76.968531, 38.85134 ], [ -76.968585, 38.851352 ], [ -76.968676, 38.851376 ], [ -76.968736, 38.851394 ], [ -76.968765, 38.851404 ], [ -76.968814, 38.851423 ], [ -76.968862, 38.851444 ], [ -76.968885, 38.851455 ], [ -76.968907, 38.851467 ], [ -76.96895, 38.851493 ], [ -76.968992, 38.851521 ], [ -76.969053, 38.851565 ], [ -76.969095, 38.851597 ], [ -76.969115, 38.851614 ], [ -76.969153, 38.851649 ], [ -76.969169, 38.851666 ], [ -76.969214, 38.851718 ], [ -76.969307, 38.851831 ], [ -76.969486, 38.852057 ], [ -76.969953, 38.852632 ], [ -76.970048, 38.852724 ], [ -76.97004, 38.852742 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007503", "BLKGRPCE": "2", "GEOID": "110010075032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 221258.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8623313", "INTPTLON": "-076.9862161", "mobility_total": "1779", "mobility_same_house": "1431", "mobility_different_house": "348", "mobility_different_house_same_metro": "348", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.990452, 38.86255 ], [ -76.99037, 38.862597 ], [ -76.990123, 38.862731 ], [ -76.989656, 38.86299 ], [ -76.989458, 38.863101 ], [ -76.989299, 38.863188 ], [ -76.989007, 38.863353 ], [ -76.98897, 38.863381 ], [ -76.988954, 38.863397 ], [ -76.988718, 38.863688 ], [ -76.988701, 38.863711 ], [ -76.988689, 38.863735 ], [ -76.988676, 38.863801 ], [ -76.988389, 38.863787 ], [ -76.988106, 38.863773 ], [ -76.988077, 38.863773 ], [ -76.988053, 38.86378 ], [ -76.988035, 38.863796 ], [ -76.988027, 38.863816 ], [ -76.987986, 38.863948 ], [ -76.98781, 38.864545 ], [ -76.987709, 38.864527 ], [ -76.987598, 38.864506 ], [ -76.987053, 38.864407 ], [ -76.986937, 38.864385 ], [ -76.986852, 38.86437 ], [ -76.986756, 38.864353 ], [ -76.986474, 38.864301 ], [ -76.986042, 38.864225 ], [ -76.985885, 38.864196 ], [ -76.985783, 38.864177 ], [ -76.985751, 38.86417 ], [ -76.984573, 38.863959 ], [ -76.984039, 38.863867 ], [ -76.983954, 38.86385 ], [ -76.98385, 38.863831 ], [ -76.983273, 38.863722 ], [ -76.982781, 38.863634 ], [ -76.982679, 38.863615 ], [ -76.982687, 38.863596 ], [ -76.982694, 38.863557 ], [ -76.982697, 38.863517 ], [ -76.982693, 38.863388 ], [ -76.982682, 38.863132 ], [ -76.982667, 38.862875 ], [ -76.982684, 38.862776 ], [ -76.982712, 38.862609 ], [ -76.98279, 38.861915 ], [ -76.982834, 38.861555 ], [ -76.982846, 38.861471 ], [ -76.982851, 38.861403 ], [ -76.982849, 38.861376 ], [ -76.982876, 38.861369 ], [ -76.982902, 38.86136 ], [ -76.982925, 38.861347 ], [ -76.982948, 38.86133 ], [ -76.982963, 38.861313 ], [ -76.983194, 38.861104 ], [ -76.983226, 38.861071 ], [ -76.983259, 38.861039 ], [ -76.983328, 38.860977 ], [ -76.983364, 38.860947 ], [ -76.983439, 38.860889 ], [ -76.983499, 38.860847 ], [ -76.983558, 38.860809 ], [ -76.983578, 38.860792 ], [ -76.983596, 38.860775 ], [ -76.983613, 38.860756 ], [ -76.983627, 38.860736 ], [ -76.983639, 38.860715 ], [ -76.983649, 38.860694 ], [ -76.983657, 38.860672 ], [ -76.983662, 38.860649 ], [ -76.983665, 38.860626 ], [ -76.983666, 38.860604 ], [ -76.983666, 38.86053 ], [ -76.983807, 38.860526 ], [ -76.983869, 38.860525 ], [ -76.98483, 38.860527 ], [ -76.985367, 38.860527 ], [ -76.986215, 38.860525 ], [ -76.98625, 38.860525 ], [ -76.986906, 38.860523 ], [ -76.987019, 38.860522 ], [ -76.98758, 38.860521 ], [ -76.987619, 38.860519 ], [ -76.987656, 38.860512 ], [ -76.987692, 38.860499 ], [ -76.987724, 38.860483 ], [ -76.987752, 38.860462 ], [ -76.987832, 38.860389 ], [ -76.987976, 38.860258 ], [ -76.988033, 38.860199 ], [ -76.98821, 38.860313 ], [ -76.988253, 38.860345 ], [ -76.988273, 38.860362 ], [ -76.98831, 38.860398 ], [ -76.98855, 38.86066 ], [ -76.988645, 38.860763 ], [ -76.988842, 38.860974 ], [ -76.988907, 38.861045 ], [ -76.988973, 38.861115 ], [ -76.989235, 38.861397 ], [ -76.989302, 38.861473 ], [ -76.989348, 38.861522 ], [ -76.989421, 38.861595 ], [ -76.989447, 38.861618 ], [ -76.989472, 38.861642 ], [ -76.989526, 38.861685 ], [ -76.989685, 38.861818 ], [ -76.989789, 38.861908 ], [ -76.989991, 38.862092 ], [ -76.990029, 38.86213 ], [ -76.990068, 38.862167 ], [ -76.990183, 38.862279 ], [ -76.99022, 38.862317 ], [ -76.990296, 38.862392 ], [ -76.990398, 38.862497 ], [ -76.990452, 38.86255 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007504", "BLKGRPCE": "1", "GEOID": "110010075041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 796618.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8610018", "INTPTLON": "-076.9794090", "mobility_total": "2434", "mobility_same_house": "1689", "mobility_different_house": "745", "mobility_different_house_same_metro": "702", "mobility_different_house_different_metro": "43", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.987976, 38.860258 ], [ -76.987832, 38.860389 ], [ -76.987752, 38.860462 ], [ -76.987724, 38.860483 ], [ -76.987692, 38.860499 ], [ -76.987656, 38.860512 ], [ -76.987619, 38.860519 ], [ -76.98758, 38.860521 ], [ -76.987019, 38.860522 ], [ -76.986906, 38.860523 ], [ -76.98625, 38.860525 ], [ -76.986215, 38.860525 ], [ -76.985367, 38.860527 ], [ -76.98483, 38.860527 ], [ -76.983869, 38.860525 ], [ -76.983807, 38.860526 ], [ -76.983666, 38.86053 ], [ -76.983666, 38.860604 ], [ -76.983665, 38.860626 ], [ -76.983662, 38.860649 ], [ -76.983657, 38.860672 ], [ -76.983649, 38.860694 ], [ -76.983639, 38.860715 ], [ -76.983627, 38.860736 ], [ -76.983613, 38.860756 ], [ -76.983596, 38.860775 ], [ -76.983578, 38.860792 ], [ -76.983558, 38.860809 ], [ -76.983499, 38.860847 ], [ -76.983439, 38.860889 ], [ -76.983364, 38.860947 ], [ -76.983328, 38.860977 ], [ -76.983259, 38.861039 ], [ -76.983226, 38.861071 ], [ -76.983194, 38.861104 ], [ -76.982963, 38.861313 ], [ -76.982948, 38.86133 ], [ -76.982925, 38.861347 ], [ -76.982902, 38.86136 ], [ -76.982876, 38.861369 ], [ -76.982849, 38.861376 ], [ -76.982851, 38.861403 ], [ -76.982846, 38.861471 ], [ -76.982834, 38.861555 ], [ -76.98279, 38.861915 ], [ -76.982712, 38.862609 ], [ -76.982684, 38.862776 ], [ -76.982667, 38.862875 ], [ -76.982682, 38.863132 ], [ -76.982693, 38.863388 ], [ -76.982697, 38.863517 ], [ -76.982694, 38.863557 ], [ -76.982687, 38.863596 ], [ -76.982679, 38.863615 ], [ -76.982641, 38.863735 ], [ -76.982536, 38.864087 ], [ -76.982424, 38.864469 ], [ -76.982208, 38.865208 ], [ -76.982171, 38.865326 ], [ -76.982628, 38.865413 ], [ -76.983161, 38.865502 ], [ -76.983442, 38.86556 ], [ -76.983334, 38.865918 ], [ -76.983186, 38.86642 ], [ -76.982227, 38.866247 ], [ -76.981916, 38.866191 ], [ -76.981228, 38.866067 ], [ -76.98079, 38.865987 ], [ -76.979953, 38.865834 ], [ -76.979547, 38.865762 ], [ -76.97946, 38.865746 ], [ -76.979355, 38.865728 ], [ -76.979014, 38.865665 ], [ -76.978913, 38.865647 ], [ -76.978617, 38.865586 ], [ -76.978491, 38.865558 ], [ -76.978447, 38.865544 ], [ -76.978358, 38.865518 ], [ -76.978182, 38.865462 ], [ -76.978095, 38.865432 ], [ -76.978051, 38.865418 ], [ -76.977941, 38.865379 ], [ -76.977869, 38.865351 ], [ -76.977798, 38.865321 ], [ -76.977694, 38.865272 ], [ -76.977244, 38.865055 ], [ -76.976748, 38.864817 ], [ -76.976719, 38.864804 ], [ -76.976642, 38.864766 ], [ -76.976227, 38.864567 ], [ -76.975527, 38.864229 ], [ -76.975103, 38.864025 ], [ -76.975013, 38.863982 ], [ -76.974619, 38.8638 ], [ -76.974205, 38.863629 ], [ -76.973715, 38.863431 ], [ -76.973218, 38.863235 ], [ -76.97282, 38.86308 ], [ -76.972927, 38.862981 ], [ -76.973067, 38.862813 ], [ -76.97479, 38.860371 ], [ -76.973347, 38.859551 ], [ -76.974278, 38.858555 ], [ -76.974997, 38.857795 ], [ -76.975028, 38.857763 ], [ -76.974292, 38.857386 ], [ -76.975071, 38.856656 ], [ -76.975212, 38.856528 ], [ -76.975447, 38.856314 ], [ -76.975657, 38.856448 ], [ -76.976004, 38.856674 ], [ -76.976321, 38.856879 ], [ -76.976705, 38.857129 ], [ -76.976763, 38.857162 ], [ -76.976825, 38.85719 ], [ -76.976857, 38.857203 ], [ -76.97691, 38.857222 ], [ -76.977027, 38.857254 ], [ -76.977099, 38.85727 ], [ -76.977173, 38.857284 ], [ -76.977232, 38.857292 ], [ -76.977323, 38.857302 ], [ -76.977361, 38.857304 ], [ -76.977754, 38.857303 ], [ -76.97802, 38.857306 ], [ -76.978116, 38.857306 ], [ -76.978452, 38.857299 ], [ -76.978757, 38.857304 ], [ -76.979025, 38.857305 ], [ -76.979638, 38.857304 ], [ -76.980165, 38.857303 ], [ -76.980462, 38.857298 ], [ -76.98055, 38.857294 ], [ -76.980637, 38.857284 ], [ -76.980798, 38.857256 ], [ -76.981124, 38.8572 ], [ -76.982247, 38.857002 ], [ -76.982481, 38.856961 ], [ -76.982892, 38.856898 ], [ -76.982936, 38.856894 ], [ -76.982979, 38.856895 ], [ -76.983023, 38.856899 ], [ -76.983065, 38.856908 ], [ -76.983106, 38.85692 ], [ -76.98352, 38.857174 ], [ -76.9836, 38.857222 ], [ -76.983706, 38.857297 ], [ -76.98384, 38.85737 ], [ -76.983897, 38.857405 ], [ -76.98415, 38.857564 ], [ -76.984314, 38.857669 ], [ -76.984587, 38.857861 ], [ -76.984832, 38.858034 ], [ -76.985241, 38.858318 ], [ -76.985535, 38.858519 ], [ -76.985671, 38.85862 ], [ -76.985769, 38.858688 ], [ -76.985838, 38.858735 ], [ -76.986117, 38.858929 ], [ -76.986303, 38.85906 ], [ -76.986375, 38.859112 ], [ -76.986454, 38.859167 ], [ -76.986658, 38.859312 ], [ -76.986937, 38.859496 ], [ -76.987058, 38.859576 ], [ -76.987406, 38.859792 ], [ -76.987818, 38.86006 ], [ -76.987838, 38.860072 ], [ -76.987892, 38.860107 ], [ -76.988033, 38.860199 ], [ -76.987976, 38.860258 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000801", "BLKGRPCE": "4", "GEOID": "110010008014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 607995.000000, "AWATER": 144814.000000, "INTPTLAT": "+38.9183069", "INTPTLON": "-077.0985686", "mobility_total": "1094", "mobility_same_house": "692", "mobility_different_house": "323", "mobility_different_house_same_metro": "196", "mobility_different_house_different_metro": "127", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "79" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.104619, 38.916517 ], [ -77.102538, 38.918095 ], [ -77.101911, 38.918615 ], [ -77.101986, 38.919133 ], [ -77.101958, 38.919952 ], [ -77.101875, 38.920047 ], [ -77.101543, 38.920429 ], [ -77.100754, 38.920626 ], [ -77.100725, 38.92062 ], [ -77.100695, 38.920619 ], [ -77.100665, 38.920625 ], [ -77.100641, 38.92064 ], [ -77.100386, 38.920947 ], [ -77.100119, 38.92126 ], [ -77.099808, 38.921629 ], [ -77.099566, 38.92191 ], [ -77.099529, 38.921952 ], [ -77.099429, 38.92207 ], [ -77.099388, 38.92203 ], [ -77.099347, 38.921988 ], [ -77.098925, 38.921566 ], [ -77.098843, 38.921486 ], [ -77.09872, 38.921358 ], [ -77.098697, 38.921331 ], [ -77.098654, 38.921277 ], [ -77.098635, 38.921249 ], [ -77.0986, 38.921191 ], [ -77.098579, 38.921149 ], [ -77.09857, 38.921131 ], [ -77.098557, 38.9211 ], [ -77.098536, 38.921037 ], [ -77.098534, 38.921006 ], [ -77.098528, 38.920973 ], [ -77.098525, 38.920942 ], [ -77.098525, 38.920871 ], [ -77.098522, 38.920843 ], [ -77.098518, 38.920503 ], [ -77.098508, 38.920249 ], [ -77.098508, 38.920183 ], [ -77.098506, 38.919986 ], [ -77.098499, 38.919301 ], [ -77.098497, 38.919183 ], [ -77.097804, 38.91918 ], [ -77.097339, 38.91918 ], [ -77.096907, 38.919179 ], [ -77.096769, 38.919177 ], [ -77.096667, 38.919175 ], [ -77.096246, 38.919175 ], [ -77.095566, 38.919178 ], [ -77.095198, 38.919175 ], [ -77.094761, 38.919175 ], [ -77.094557, 38.919178 ], [ -77.094344, 38.91918 ], [ -77.094235, 38.91918 ], [ -77.094208, 38.919181 ], [ -77.09408, 38.919179 ], [ -77.093686, 38.919176 ], [ -77.092517, 38.919176 ], [ -77.092284, 38.919174 ], [ -77.092184, 38.919174 ], [ -77.091957, 38.919173 ], [ -77.091745, 38.919173 ], [ -77.09143, 38.919174 ], [ -77.090743, 38.919172 ], [ -77.090404, 38.919175 ], [ -77.090111, 38.919174 ], [ -77.089751, 38.919174 ], [ -77.089029, 38.919178 ], [ -77.08885, 38.919175 ], [ -77.088746, 38.919166 ], [ -77.088748, 38.919088 ], [ -77.088751, 38.919017 ], [ -77.088761, 38.918697 ], [ -77.088764, 38.918537 ], [ -77.088766, 38.918484 ], [ -77.08877, 38.91826 ], [ -77.08877, 38.918203 ], [ -77.088772, 38.918032 ], [ -77.088774, 38.917923 ], [ -77.08878, 38.917644 ], [ -77.08878, 38.917597 ], [ -77.088781, 38.917551 ], [ -77.088781, 38.917416 ], [ -77.088777, 38.917291 ], [ -77.088774, 38.91725 ], [ -77.088766, 38.917167 ], [ -77.08875, 38.917043 ], [ -77.088738, 38.9169 ], [ -77.088729, 38.916758 ], [ -77.088722, 38.916567 ], [ -77.088705, 38.91644 ], [ -77.088851, 38.916439 ], [ -77.089771, 38.916438 ], [ -77.090425, 38.916435 ], [ -77.090902, 38.916441 ], [ -77.090973, 38.916443 ], [ -77.091187, 38.916443 ], [ -77.091329, 38.916439 ], [ -77.091472, 38.916433 ], [ -77.091614, 38.916423 ], [ -77.091874, 38.916399 ], [ -77.092183, 38.916365 ], [ -77.092332, 38.916342 ], [ -77.09248, 38.916314 ], [ -77.092711, 38.916261 ], [ -77.092753, 38.91625 ], [ -77.092796, 38.91624 ], [ -77.092964, 38.916195 ], [ -77.093048, 38.916171 ], [ -77.09316, 38.916135 ], [ -77.093271, 38.916095 ], [ -77.093326, 38.916073 ], [ -77.093584, 38.91598 ], [ -77.093992, 38.91583 ], [ -77.094098, 38.915786 ], [ -77.094125, 38.915774 ], [ -77.094316, 38.915702 ], [ -77.094389, 38.91567 ], [ -77.094673, 38.915629 ], [ -77.096311, 38.914545 ], [ -77.096381, 38.914328 ], [ -77.096198, 38.914278 ], [ -77.096354, 38.91412 ], [ -77.097429, 38.913405 ], [ -77.097537, 38.913402 ], [ -77.097734, 38.913397 ], [ -77.098114, 38.913096 ], [ -77.099577, 38.911988 ], [ -77.100859, 38.911209 ], [ -77.100897, 38.911225 ], [ -77.100922, 38.911233 ], [ -77.100947, 38.911244 ], [ -77.100971, 38.911257 ], [ -77.100993, 38.911271 ], [ -77.101015, 38.911283 ], [ -77.101037, 38.911296 ], [ -77.101058, 38.911308 ], [ -77.10109, 38.911328 ], [ -77.101107, 38.911348 ], [ -77.101105, 38.911368 ], [ -77.101141, 38.911372 ], [ -77.101163, 38.911385 ], [ -77.101187, 38.911401 ], [ -77.101214, 38.911399 ], [ -77.101248, 38.911416 ], [ -77.101273, 38.911434 ], [ -77.101306, 38.911444 ], [ -77.101334, 38.911455 ], [ -77.101344, 38.911482 ], [ -77.101363, 38.911506 ], [ -77.101384, 38.91153 ], [ -77.101407, 38.91154 ], [ -77.101432, 38.911549 ], [ -77.101444, 38.911565 ], [ -77.10146, 38.911581 ], [ -77.101475, 38.911567 ], [ -77.101496, 38.911554 ], [ -77.101523, 38.911549 ], [ -77.101553, 38.911562 ], [ -77.101574, 38.911575 ], [ -77.101594, 38.911589 ], [ -77.101612, 38.911603 ], [ -77.10163, 38.911618 ], [ -77.101657, 38.91164 ], [ -77.101678, 38.911655 ], [ -77.101712, 38.911679 ], [ -77.10173, 38.911692 ], [ -77.101746, 38.911705 ], [ -77.101766, 38.911726 ], [ -77.101774, 38.911747 ], [ -77.101787, 38.911764 ], [ -77.101816, 38.911767 ], [ -77.101846, 38.911785 ], [ -77.101879, 38.911805 ], [ -77.101897, 38.911818 ], [ -77.101918, 38.911835 ], [ -77.101939, 38.911848 ], [ -77.101963, 38.91187 ], [ -77.101982, 38.911894 ], [ -77.102004, 38.911906 ], [ -77.102032, 38.911916 ], [ -77.10205, 38.911932 ], [ -77.102068, 38.911949 ], [ -77.102085, 38.911965 ], [ -77.1021, 38.911994 ], [ -77.102112, 38.912021 ], [ -77.102142, 38.912036 ], [ -77.102157, 38.912052 ], [ -77.102186, 38.912055 ], [ -77.102206, 38.912077 ], [ -77.102226, 38.9121 ], [ -77.102245, 38.912124 ], [ -77.102267, 38.912149 ], [ -77.10229, 38.912173 ], [ -77.102311, 38.912195 ], [ -77.102331, 38.912217 ], [ -77.102349, 38.91224 ], [ -77.102367, 38.912262 ], [ -77.102383, 38.912284 ], [ -77.102397, 38.912304 ], [ -77.102411, 38.912322 ], [ -77.102429, 38.912335 ], [ -77.102465, 38.912343 ], [ -77.102489, 38.912343 ], [ -77.102517, 38.912347 ], [ -77.102543, 38.912354 ], [ -77.102567, 38.912366 ], [ -77.102587, 38.912382 ], [ -77.102609, 38.912403 ], [ -77.102632, 38.912426 ], [ -77.102652, 38.912447 ], [ -77.10267, 38.912468 ], [ -77.102684, 38.912486 ], [ -77.102691, 38.912505 ], [ -77.102692, 38.912523 ], [ -77.102689, 38.912555 ], [ -77.102716, 38.912578 ], [ -77.102755, 38.912599 ], [ -77.102779, 38.912607 ], [ -77.102803, 38.912616 ], [ -77.102833, 38.912623 ], [ -77.102865, 38.912632 ], [ -77.102891, 38.912641 ], [ -77.102918, 38.912653 ], [ -77.102948, 38.912668 ], [ -77.102979, 38.912689 ], [ -77.103005, 38.912708 ], [ -77.10303, 38.91273 ], [ -77.103053, 38.912752 ], [ -77.103073, 38.912779 ], [ -77.103089, 38.912805 ], [ -77.103104, 38.912832 ], [ -77.103123, 38.912861 ], [ -77.103145, 38.91289 ], [ -77.103167, 38.912917 ], [ -77.103187, 38.912946 ], [ -77.103207, 38.912974 ], [ -77.103224, 38.913001 ], [ -77.103243, 38.91303 ], [ -77.103263, 38.913058 ], [ -77.103282, 38.913085 ], [ -77.103302, 38.913113 ], [ -77.10332, 38.913142 ], [ -77.10334, 38.913169 ], [ -77.10336, 38.913197 ], [ -77.103381, 38.913227 ], [ -77.103398, 38.913253 ], [ -77.103415, 38.913281 ], [ -77.103428, 38.913308 ], [ -77.103432, 38.913322 ], [ -77.103436, 38.913332 ], [ -77.103439, 38.913356 ], [ -77.10344, 38.913384 ], [ -77.103447, 38.91341 ], [ -77.103459, 38.913432 ], [ -77.10347, 38.913455 ], [ -77.103474, 38.913481 ], [ -77.103474, 38.913505 ], [ -77.103474, 38.91353 ], [ -77.103473, 38.913561 ], [ -77.103471, 38.913592 ], [ -77.103469, 38.913621 ], [ -77.103467, 38.913653 ], [ -77.103467, 38.913683 ], [ -77.103471, 38.913778 ], [ -77.103474, 38.913805 ], [ -77.10348, 38.913824 ], [ -77.103487, 38.913843 ], [ -77.103497, 38.913877 ], [ -77.103502, 38.913912 ], [ -77.103503, 38.913941 ], [ -77.103504, 38.91396 ], [ -77.103504, 38.913996 ], [ -77.103503, 38.914018 ], [ -77.103501, 38.914037 ], [ -77.103501, 38.914056 ], [ -77.103498, 38.914076 ], [ -77.103497, 38.9141 ], [ -77.103497, 38.914121 ], [ -77.103494, 38.91414 ], [ -77.103491, 38.914158 ], [ -77.10349, 38.914179 ], [ -77.103492, 38.914201 ], [ -77.103494, 38.914221 ], [ -77.103497, 38.914241 ], [ -77.103501, 38.914261 ], [ -77.103505, 38.914284 ], [ -77.103508, 38.914304 ], [ -77.103512, 38.914323 ], [ -77.10352, 38.914343 ], [ -77.103529, 38.914365 ], [ -77.103538, 38.914385 ], [ -77.103547, 38.914404 ], [ -77.103554, 38.914424 ], [ -77.103561, 38.914444 ], [ -77.103571, 38.914464 ], [ -77.10358, 38.914482 ], [ -77.103588, 38.914499 ], [ -77.103593, 38.914518 ], [ -77.103596, 38.914539 ], [ -77.103597, 38.914558 ], [ -77.103601, 38.914593 ], [ -77.103605, 38.914612 ], [ -77.10361, 38.914634 ], [ -77.103612, 38.914653 ], [ -77.103614, 38.914673 ], [ -77.103617, 38.914693 ], [ -77.103622, 38.914716 ], [ -77.10363, 38.914737 ], [ -77.103638, 38.914757 ], [ -77.103647, 38.914778 ], [ -77.103654, 38.9148 ], [ -77.103663, 38.914821 ], [ -77.103675, 38.914841 ], [ -77.103686, 38.914862 ], [ -77.103695, 38.914885 ], [ -77.103704, 38.914907 ], [ -77.103716, 38.914927 ], [ -77.103728, 38.914946 ], [ -77.103739, 38.914964 ], [ -77.103748, 38.914986 ], [ -77.103755, 38.915006 ], [ -77.103764, 38.915027 ], [ -77.103774, 38.915048 ], [ -77.103785, 38.915071 ], [ -77.103794, 38.915091 ], [ -77.103804, 38.91511 ], [ -77.103817, 38.91513 ], [ -77.103831, 38.91515 ], [ -77.103845, 38.915171 ], [ -77.103859, 38.91519 ], [ -77.103872, 38.915208 ], [ -77.103888, 38.915224 ], [ -77.103904, 38.915244 ], [ -77.103918, 38.915264 ], [ -77.103928, 38.915284 ], [ -77.103937, 38.915302 ], [ -77.103954, 38.915334 ], [ -77.103971, 38.915366 ], [ -77.103983, 38.915402 ], [ -77.103988, 38.915424 ], [ -77.103991, 38.915444 ], [ -77.103995, 38.915463 ], [ -77.103997, 38.915482 ], [ -77.104, 38.915502 ], [ -77.104001, 38.915522 ], [ -77.104003, 38.915542 ], [ -77.104006, 38.915561 ], [ -77.104007, 38.915581 ], [ -77.10401, 38.915603 ], [ -77.104016, 38.915623 ], [ -77.104021, 38.915642 ], [ -77.104027, 38.91566 ], [ -77.104035, 38.915677 ], [ -77.104044, 38.915696 ], [ -77.104052, 38.915713 ], [ -77.10406, 38.91573 ], [ -77.104071, 38.915765 ], [ -77.104078, 38.915786 ], [ -77.104086, 38.915805 ], [ -77.104094, 38.915825 ], [ -77.104103, 38.915844 ], [ -77.104111, 38.915865 ], [ -77.104118, 38.915885 ], [ -77.104125, 38.915904 ], [ -77.104134, 38.915923 ], [ -77.104144, 38.915942 ], [ -77.104157, 38.915961 ], [ -77.104171, 38.915979 ], [ -77.104185, 38.915995 ], [ -77.104196, 38.916012 ], [ -77.104207, 38.916031 ], [ -77.104216, 38.916049 ], [ -77.104233, 38.916078 ], [ -77.104242, 38.916102 ], [ -77.104248, 38.916136 ], [ -77.104261, 38.916153 ], [ -77.104278, 38.916169 ], [ -77.104297, 38.916183 ], [ -77.104314, 38.916197 ], [ -77.10433, 38.916212 ], [ -77.104344, 38.916228 ], [ -77.104357, 38.916243 ], [ -77.104371, 38.91626 ], [ -77.104382, 38.916276 ], [ -77.104395, 38.916293 ], [ -77.104409, 38.91631 ], [ -77.104425, 38.916324 ], [ -77.104442, 38.916339 ], [ -77.104459, 38.916355 ], [ -77.104472, 38.916371 ], [ -77.104488, 38.916388 ], [ -77.104506, 38.916405 ], [ -77.104526, 38.916423 ], [ -77.104545, 38.916439 ], [ -77.104563, 38.916455 ], [ -77.104578, 38.91647 ], [ -77.10459, 38.916487 ], [ -77.104619, 38.916517 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007803", "BLKGRPCE": "1", "GEOID": "110010078031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 480129.000000, "AWATER": 1639.000000, "INTPTLAT": "+38.8958611", "INTPTLON": "-076.9451293", "mobility_total": "805", "mobility_same_house": "666", "mobility_different_house": "139", "mobility_different_house_same_metro": "118", "mobility_different_house_different_metro": "21", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.950742, 38.895811 ], [ -76.949339, 38.896424 ], [ -76.94919, 38.896579 ], [ -76.946592, 38.8993 ], [ -76.944222, 38.901418 ], [ -76.94415, 38.901474 ], [ -76.94328, 38.902149 ], [ -76.943234, 38.902185 ], [ -76.943205, 38.902205 ], [ -76.943082, 38.902149 ], [ -76.942609, 38.901927 ], [ -76.942435, 38.90185 ], [ -76.942303, 38.901797 ], [ -76.942187, 38.901749 ], [ -76.942018, 38.901681 ], [ -76.941944, 38.901655 ], [ -76.941874, 38.901635 ], [ -76.941696, 38.90158 ], [ -76.941621, 38.901554 ], [ -76.941552, 38.901525 ], [ -76.94148, 38.901497 ], [ -76.941404, 38.901465 ], [ -76.941046, 38.901318 ], [ -76.939398, 38.900648 ], [ -76.939189, 38.90056 ], [ -76.939186, 38.900415 ], [ -76.939189, 38.900106 ], [ -76.939189, 38.89973 ], [ -76.939191, 38.899436 ], [ -76.939191, 38.899058 ], [ -76.93919, 38.898705 ], [ -76.93919, 38.89863 ], [ -76.93919, 38.89837 ], [ -76.939768, 38.898372 ], [ -76.940622, 38.898373 ], [ -76.941226, 38.898372 ], [ -76.941466, 38.898373 ], [ -76.942043, 38.898373 ], [ -76.942498, 38.898371 ], [ -76.942597, 38.898372 ], [ -76.942597, 38.898287 ], [ -76.942596, 38.898255 ], [ -76.9426, 38.897885 ], [ -76.942596, 38.897629 ], [ -76.942599, 38.897517 ], [ -76.942603, 38.897338 ], [ -76.942602, 38.897053 ], [ -76.942603, 38.896781 ], [ -76.942603, 38.896599 ], [ -76.942601, 38.89634 ], [ -76.942601, 38.896088 ], [ -76.9426, 38.895991 ], [ -76.9426, 38.895905 ], [ -76.942602, 38.895671 ], [ -76.942606, 38.895408 ], [ -76.942605, 38.895333 ], [ -76.942605, 38.895256 ], [ -76.942604, 38.895178 ], [ -76.942604, 38.894577 ], [ -76.942605, 38.894482 ], [ -76.942607, 38.893932 ], [ -76.942608, 38.893871 ], [ -76.942609, 38.893785 ], [ -76.942613, 38.893605 ], [ -76.942609, 38.893306 ], [ -76.942611, 38.892939 ], [ -76.942733, 38.892986 ], [ -76.942899, 38.893043 ], [ -76.942983, 38.89307 ], [ -76.943152, 38.893122 ], [ -76.943322, 38.893171 ], [ -76.943408, 38.893194 ], [ -76.94358, 38.893237 ], [ -76.944118, 38.893351 ], [ -76.94436, 38.893401 ], [ -76.94454, 38.893437 ], [ -76.945383, 38.893608 ], [ -76.945589, 38.893656 ], [ -76.945774, 38.893706 ], [ -76.945866, 38.893733 ], [ -76.946026, 38.893783 ], [ -76.946184, 38.893837 ], [ -76.94634, 38.893895 ], [ -76.946493, 38.893957 ], [ -76.946639, 38.894022 ], [ -76.946721, 38.894058 ], [ -76.946975, 38.894165 ], [ -76.94732, 38.894312 ], [ -76.947911, 38.894562 ], [ -76.948025, 38.894611 ], [ -76.948114, 38.894649 ], [ -76.949021, 38.895058 ], [ -76.94916, 38.895133 ], [ -76.949354, 38.895221 ], [ -76.949392, 38.895231 ], [ -76.951293, 38.89557 ], [ -76.950742, 38.895811 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004201", "BLKGRPCE": "1", "GEOID": "110010042011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 90069.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9164672", "INTPTLON": "-077.0374660", "mobility_total": "1656", "mobility_same_house": "1371", "mobility_different_house": "230", "mobility_different_house_same_metro": "217", "mobility_different_house_different_metro": "13", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "55" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.038476, 38.914685 ], [ -77.038476, 38.914834 ], [ -77.038477, 38.914935 ], [ -77.038478, 38.915151 ], [ -77.038477, 38.91526 ], [ -77.038477, 38.915492 ], [ -77.038479, 38.915575 ], [ -77.038475, 38.915847 ], [ -77.038473, 38.916117 ], [ -77.038473, 38.916286 ], [ -77.038474, 38.916534 ], [ -77.038473, 38.916561 ], [ -77.038473, 38.916884 ], [ -77.038472, 38.917003 ], [ -77.038472, 38.917128 ], [ -77.038475, 38.917495 ], [ -77.038473, 38.917565 ], [ -77.03847, 38.91767 ], [ -77.038469, 38.918042 ], [ -77.03847, 38.918115 ], [ -77.03847, 38.918364 ], [ -77.038473, 38.918523 ], [ -77.036496, 38.919145 ], [ -77.036497, 38.919001 ], [ -77.036499, 38.918929 ], [ -77.036498, 38.918527 ], [ -77.0365, 38.918114 ], [ -77.0365, 38.918036 ], [ -77.036501, 38.918016 ], [ -77.0365, 38.917309 ], [ -77.036497, 38.917198 ], [ -77.036497, 38.917168 ], [ -77.036492, 38.917002 ], [ -77.036487, 38.916808 ], [ -77.036489, 38.916415 ], [ -77.036502, 38.916289 ], [ -77.036507, 38.916231 ], [ -77.036505, 38.915822 ], [ -77.036508, 38.915573 ], [ -77.036508, 38.915495 ], [ -77.036505, 38.915202 ], [ -77.036505, 38.914904 ], [ -77.036506, 38.914832 ], [ -77.036507, 38.914266 ], [ -77.036509, 38.914093 ], [ -77.036649, 38.914092 ], [ -77.037169, 38.914093 ], [ -77.038073, 38.914093 ], [ -77.03848, 38.914091 ], [ -77.038476, 38.914685 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001301", "BLKGRPCE": "1", "GEOID": "110010013011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 2093649.000000, "AWATER": 27553.000000, "INTPTLAT": "+38.9519215", "INTPTLON": "-077.0520508", "mobility_total": "1811", "mobility_same_house": "1261", "mobility_different_house": "487", "mobility_different_house_same_metro": "327", "mobility_different_house_different_metro": "146", "mobility_different_house_outside_stat_area": "14", "mobility_abroad": "63" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.066714, 38.949683 ], [ -77.065782, 38.949681 ], [ -77.065725, 38.94968 ], [ -77.065349, 38.949679 ], [ -77.06473, 38.949681 ], [ -77.064221, 38.94968 ], [ -77.063988, 38.949679 ], [ -77.063702, 38.949679 ], [ -77.063394, 38.949676 ], [ -77.062926, 38.949677 ], [ -77.062141, 38.949679 ], [ -77.061639, 38.949679 ], [ -77.061641, 38.950271 ], [ -77.061633, 38.951283 ], [ -77.061632, 38.951307 ], [ -77.061632, 38.951683 ], [ -77.061632, 38.951849 ], [ -77.061231, 38.951853 ], [ -77.06016, 38.951853 ], [ -77.059891, 38.951879 ], [ -77.059633, 38.951834 ], [ -77.059078, 38.95193 ], [ -77.058852, 38.951966 ], [ -77.058738, 38.951982 ], [ -77.058525, 38.952009 ], [ -77.058443, 38.952024 ], [ -77.058403, 38.952034 ], [ -77.058363, 38.952046 ], [ -77.058335, 38.952059 ], [ -77.058141, 38.952194 ], [ -77.058065, 38.952275 ], [ -77.058007, 38.952335 ], [ -77.057947, 38.952394 ], [ -77.057854, 38.952481 ], [ -77.057807, 38.952521 ], [ -77.057776, 38.952544 ], [ -77.057744, 38.952566 ], [ -77.05771, 38.952586 ], [ -77.057684, 38.9526 ], [ -77.057656, 38.952613 ], [ -77.057515, 38.952684 ], [ -77.057305, 38.952778 ], [ -77.057285, 38.952788 ], [ -77.056989, 38.952949 ], [ -77.056927, 38.952997 ], [ -77.056869, 38.953104 ], [ -77.056854, 38.953165 ], [ -77.056853, 38.953311 ], [ -77.056846, 38.953409 ], [ -77.056827, 38.95349 ], [ -77.056781, 38.953548 ], [ -77.056724, 38.953585 ], [ -77.056033, 38.953054 ], [ -77.056296, 38.953741 ], [ -77.056408, 38.953796 ], [ -77.056492, 38.953839 ], [ -77.056579, 38.953885 ], [ -77.056746, 38.953977 ], [ -77.056808, 38.954012 ], [ -77.056838, 38.95403 ], [ -77.056869, 38.954047 ], [ -77.056992, 38.954121 ], [ -77.057355, 38.954348 ], [ -77.057387, 38.954372 ], [ -77.057403, 38.954385 ], [ -77.057431, 38.954411 ], [ -77.057457, 38.954439 ], [ -77.057481, 38.954469 ], [ -77.057609, 38.954652 ], [ -77.057628, 38.954684 ], [ -77.057643, 38.954716 ], [ -77.057655, 38.95475 ], [ -77.057665, 38.954802 ], [ -77.057666, 38.954833 ], [ -77.057664, 38.954865 ], [ -77.05766, 38.954896 ], [ -77.057653, 38.954927 ], [ -77.057644, 38.954958 ], [ -77.057572, 38.95517 ], [ -77.05756, 38.9552 ], [ -77.057551, 38.955231 ], [ -77.057544, 38.955262 ], [ -77.057539, 38.955293 ], [ -77.057537, 38.955325 ], [ -77.057538, 38.955357 ], [ -77.057543, 38.955389 ], [ -77.057552, 38.95542 ], [ -77.057565, 38.955451 ], [ -77.057581, 38.95548 ], [ -77.057601, 38.955513 ], [ -77.057626, 38.955545 ], [ -77.057653, 38.955575 ], [ -77.057684, 38.955603 ], [ -77.057759, 38.955662 ], [ -77.057827, 38.955707 ], [ -77.057901, 38.955746 ], [ -77.057926, 38.955758 ], [ -77.058248, 38.955901 ], [ -77.058283, 38.955922 ], [ -77.058316, 38.955945 ], [ -77.058345, 38.955972 ], [ -77.05837, 38.956 ], [ -77.058384, 38.956018 ], [ -77.058396, 38.956036 ], [ -77.058417, 38.956074 ], [ -77.058426, 38.956093 ], [ -77.058439, 38.956133 ], [ -77.058443, 38.956153 ], [ -77.058448, 38.956194 ], [ -77.058448, 38.956217 ], [ -77.058447, 38.956239 ], [ -77.058439, 38.956282 ], [ -77.058424, 38.956327 ], [ -77.058405, 38.956372 ], [ -77.058383, 38.956416 ], [ -77.058358, 38.956459 ], [ -77.058329, 38.956501 ], [ -77.058314, 38.956521 ], [ -77.058295, 38.95655 ], [ -77.058274, 38.956578 ], [ -77.05825, 38.956604 ], [ -77.058224, 38.956629 ], [ -77.058195, 38.956654 ], [ -77.058174, 38.956667 ], [ -77.058151, 38.95668 ], [ -77.058127, 38.956691 ], [ -77.058101, 38.956701 ], [ -77.058066, 38.956712 ], [ -77.05802, 38.956722 ], [ -77.057993, 38.956727 ], [ -77.057936, 38.95673 ], [ -77.057911, 38.95673 ], [ -77.057853, 38.95673 ], [ -77.057784, 38.956728 ], [ -77.057687, 38.95672 ], [ -77.057656, 38.956719 ], [ -77.057624, 38.956719 ], [ -77.057593, 38.95672 ], [ -77.057531, 38.956727 ], [ -77.0575, 38.956732 ], [ -77.057463, 38.956741 ], [ -77.057428, 38.956753 ], [ -77.057395, 38.956769 ], [ -77.057364, 38.956786 ], [ -77.057336, 38.956807 ], [ -77.057296, 38.956845 ], [ -77.057278, 38.956865 ], [ -77.057245, 38.956907 ], [ -77.057217, 38.956951 ], [ -77.057194, 38.956997 ], [ -77.057185, 38.95702 ], [ -77.057158, 38.957098 ], [ -77.057127, 38.957203 ], [ -77.057098, 38.95731 ], [ -77.057089, 38.957339 ], [ -77.057021, 38.957536 ], [ -77.05701, 38.957564 ], [ -77.057001, 38.957595 ], [ -77.05698, 38.957655 ], [ -77.056963, 38.957696 ], [ -77.056956, 38.957714 ], [ -77.056928, 38.957772 ], [ -77.056913, 38.957801 ], [ -77.05688, 38.957857 ], [ -77.056853, 38.957895 ], [ -77.056823, 38.957932 ], [ -77.056773, 38.957984 ], [ -77.056717, 38.958032 ], [ -77.056533, 38.958156 ], [ -77.056438, 38.958218 ], [ -77.056412, 38.95823 ], [ -77.056389, 38.958244 ], [ -77.056366, 38.95826 ], [ -77.056346, 38.958277 ], [ -77.056327, 38.958295 ], [ -77.056309, 38.958316 ], [ -77.05629, 38.958336 ], [ -77.056254, 38.958378 ], [ -77.056186, 38.958463 ], [ -77.056154, 38.958506 ], [ -77.056118, 38.958561 ], [ -77.056086, 38.958617 ], [ -77.056058, 38.958674 ], [ -77.056034, 38.958732 ], [ -77.056015, 38.958791 ], [ -77.056008, 38.958824 ], [ -77.056004, 38.958857 ], [ -77.056003, 38.958889 ], [ -77.056005, 38.958922 ], [ -77.056014, 38.95898 ], [ -77.056019, 38.959005 ], [ -77.056101, 38.959505 ], [ -77.056125, 38.959631 ], [ -77.056139, 38.959694 ], [ -77.056161, 38.959781 ], [ -77.056182, 38.95988 ], [ -77.056194, 38.959955 ], [ -77.056201, 38.960004 ], [ -77.05621, 38.960129 ], [ -77.056212, 38.960191 ], [ -77.056212, 38.960254 ], [ -77.056209, 38.960346 ], [ -77.056207, 38.960614 ], [ -77.056201, 38.960873 ], [ -77.056201, 38.961013 ], [ -77.055932, 38.961013 ], [ -77.055751, 38.961015 ], [ -77.055553, 38.96102 ], [ -77.055381, 38.961028 ], [ -77.055181, 38.961041 ], [ -77.054928, 38.961063 ], [ -77.054868, 38.961073 ], [ -77.054821, 38.961078 ], [ -77.054555, 38.961112 ], [ -77.054308, 38.961149 ], [ -77.054121, 38.961183 ], [ -77.053832, 38.961244 ], [ -77.053751, 38.961264 ], [ -77.053677, 38.96128 ], [ -77.053597, 38.961301 ], [ -77.053496, 38.96133 ], [ -77.053384, 38.961367 ], [ -77.053225, 38.961425 ], [ -77.052699, 38.961674 ], [ -77.05222, 38.961836 ], [ -77.052055, 38.961882 ], [ -77.051858, 38.961922 ], [ -77.051667, 38.961942 ], [ -77.051469, 38.961948 ], [ -77.051259, 38.961942 ], [ -77.051176, 38.961941 ], [ -77.051109, 38.961938 ], [ -77.051043, 38.961934 ], [ -77.050976, 38.961928 ], [ -77.05091, 38.961921 ], [ -77.050778, 38.961903 ], [ -77.050705, 38.961888 ], [ -77.050633, 38.961872 ], [ -77.050562, 38.961854 ], [ -77.050422, 38.961811 ], [ -77.050354, 38.961786 ], [ -77.050227, 38.961728 ], [ -77.050161, 38.961697 ], [ -77.050052, 38.961632 ], [ -77.050009, 38.961604 ], [ -77.049966, 38.961572 ], [ -77.049922, 38.961543 ], [ -77.049881, 38.961508 ], [ -77.049808, 38.96145 ], [ -77.049768, 38.961415 ], [ -77.049719, 38.96138 ], [ -77.049676, 38.96134 ], [ -77.049424, 38.961134 ], [ -77.049356, 38.961084 ], [ -77.04929, 38.96104 ], [ -77.049221, 38.960991 ], [ -77.049161, 38.960952 ], [ -77.049091, 38.960909 ], [ -77.048942, 38.960831 ], [ -77.048871, 38.960798 ], [ -77.048807, 38.960765 ], [ -77.048722, 38.960727 ], [ -77.048652, 38.960702 ], [ -77.04858, 38.960672 ], [ -77.048506, 38.960644 ], [ -77.048461, 38.960624 ], [ -77.048309, 38.960579 ], [ -77.048116, 38.960528 ], [ -77.047884, 38.960478 ], [ -77.047747, 38.960453 ], [ -77.047581, 38.960429 ], [ -77.047399, 38.960405 ], [ -77.047213, 38.960386 ], [ -77.047021, 38.960375 ], [ -77.046653, 38.960367 ], [ -77.046246, 38.960384 ], [ -77.045921, 38.960421 ], [ -77.045574, 38.960478 ], [ -77.045179, 38.960599 ], [ -77.04485, 38.960701 ], [ -77.044586, 38.960799 ], [ -77.044086, 38.961046 ], [ -77.04372, 38.961245 ], [ -77.043521, 38.961365 ], [ -77.043461, 38.961395 ], [ -77.043372, 38.961304 ], [ -77.042978, 38.960897 ], [ -77.042525, 38.960592 ], [ -77.042277, 38.96044 ], [ -77.042193, 38.960394 ], [ -77.042132, 38.960348 ], [ -77.041977, 38.960226 ], [ -77.041809, 38.960128 ], [ -77.041558, 38.960062 ], [ -77.041314, 38.960031 ], [ -77.041087, 38.960013 ], [ -77.040892, 38.959966 ], [ -77.040793, 38.959906 ], [ -77.040646, 38.959774 ], [ -77.040557, 38.959682 ], [ -77.040503, 38.959586 ], [ -77.040515, 38.959544 ], [ -77.040558, 38.959428 ], [ -77.040644, 38.959342 ], [ -77.040928, 38.959089 ], [ -77.041088, 38.958931 ], [ -77.041125, 38.958782 ], [ -77.041188, 38.958593 ], [ -77.04129, 38.95844 ], [ -77.041476, 38.958291 ], [ -77.041828, 38.958135 ], [ -77.041904, 38.958093 ], [ -77.041926, 38.958079 ], [ -77.041986, 38.958043 ], [ -77.042064, 38.957972 ], [ -77.042112, 38.957931 ], [ -77.04213, 38.957898 ], [ -77.042148, 38.957867 ], [ -77.042152, 38.957576 ], [ -77.042141, 38.957351 ], [ -77.042136, 38.956803 ], [ -77.042218, 38.956525 ], [ -77.042295, 38.95634 ], [ -77.042329, 38.956147 ], [ -77.042293, 38.955906 ], [ -77.04217, 38.955605 ], [ -77.042092, 38.955385 ], [ -77.042088, 38.955286 ], [ -77.042081, 38.955093 ], [ -77.042101, 38.954981 ], [ -77.042155, 38.954678 ], [ -77.042186, 38.954585 ], [ -77.04234, 38.954442 ], [ -77.042667, 38.954282 ], [ -77.042779, 38.954198 ], [ -77.042962, 38.953942 ], [ -77.043151, 38.953756 ], [ -77.04338, 38.953542 ], [ -77.043585, 38.953368 ], [ -77.043801, 38.953189 ], [ -77.044142, 38.952888 ], [ -77.04428, 38.952732 ], [ -77.044643, 38.952281 ], [ -77.044746, 38.952142 ], [ -77.044842, 38.951974 ], [ -77.044869, 38.95165 ], [ -77.044891, 38.951458 ], [ -77.044988, 38.951239 ], [ -77.045316, 38.950889 ], [ -77.04572, 38.950494 ], [ -77.046073, 38.950316 ], [ -77.046609, 38.950046 ], [ -77.046944, 38.949829 ], [ -77.047057, 38.94965 ], [ -77.047059, 38.949599 ], [ -77.047026, 38.949383 ], [ -77.04687, 38.948995 ], [ -77.046879, 38.948896 ], [ -77.046965, 38.948669 ], [ -77.046998, 38.948502 ], [ -77.046992, 38.948454 ], [ -77.046955, 38.948275 ], [ -77.046854, 38.948201 ], [ -77.046839, 38.948196 ], [ -77.046551, 38.948115 ], [ -77.046363, 38.948045 ], [ -77.046251, 38.947985 ], [ -77.046015, 38.947857 ], [ -77.045844, 38.947792 ], [ -77.045572, 38.947773 ], [ -77.045288, 38.947871 ], [ -77.04509, 38.948035 ], [ -77.045032, 38.94824 ], [ -77.044961, 38.948346 ], [ -77.044849, 38.948517 ], [ -77.044745, 38.948594 ], [ -77.044621, 38.948616 ], [ -77.044465, 38.948613 ], [ -77.044343, 38.948563 ], [ -77.044197, 38.94849 ], [ -77.044106, 38.948418 ], [ -77.044044, 38.948218 ], [ -77.043995, 38.948108 ], [ -77.04415, 38.947791 ], [ -77.044667, 38.947343 ], [ -77.044745, 38.947276 ], [ -77.045182, 38.946619 ], [ -77.045445, 38.946169 ], [ -77.045678, 38.945719 ], [ -77.045818, 38.94559 ], [ -77.046022, 38.94547 ], [ -77.04624, 38.945452 ], [ -77.046609, 38.94558 ], [ -77.04707, 38.945692 ], [ -77.047544, 38.945695 ], [ -77.047762, 38.945662 ], [ -77.047982, 38.945553 ], [ -77.04817, 38.945259 ], [ -77.048426, 38.944825 ], [ -77.048619, 38.944659 ], [ -77.048708, 38.944606 ], [ -77.04919, 38.94432 ], [ -77.049388, 38.944147 ], [ -77.049655, 38.943779 ], [ -77.049674, 38.943759 ], [ -77.049712, 38.943771 ], [ -77.049733, 38.943843 ], [ -77.049825, 38.943936 ], [ -77.04994, 38.944295 ], [ -77.049967, 38.944305 ], [ -77.050007, 38.944332 ], [ -77.050039, 38.944361 ], [ -77.050057, 38.944383 ], [ -77.050077, 38.944402 ], [ -77.050105, 38.944439 ], [ -77.050129, 38.944474 ], [ -77.05023, 38.944608 ], [ -77.050331, 38.944721 ], [ -77.050483, 38.944843 ], [ -77.050523, 38.944876 ], [ -77.050542, 38.944893 ], [ -77.050612, 38.94495 ], [ -77.050641, 38.944975 ], [ -77.050671, 38.944999 ], [ -77.050752, 38.945068 ], [ -77.05078, 38.945094 ], [ -77.050832, 38.945146 ], [ -77.050853, 38.945169 ], [ -77.050893, 38.945216 ], [ -77.050937, 38.945271 ], [ -77.050958, 38.945299 ], [ -77.051007, 38.945369 ], [ -77.051041, 38.945419 ], [ -77.051133, 38.945544 ], [ -77.051191, 38.945628 ], [ -77.05135, 38.945849 ], [ -77.051423, 38.945959 ], [ -77.051445, 38.945994 ], [ -77.051478, 38.946056 ], [ -77.051509, 38.94612 ], [ -77.051551, 38.94622 ], [ -77.051583, 38.946304 ], [ -77.051597, 38.946338 ], [ -77.051634, 38.946441 ], [ -77.051649, 38.946493 ], [ -77.051661, 38.946555 ], [ -77.051676, 38.946666 ], [ -77.051678, 38.946689 ], [ -77.051679, 38.946785 ], [ -77.051673, 38.946857 ], [ -77.05167, 38.946882 ], [ -77.051666, 38.946906 ], [ -77.051643, 38.94708 ], [ -77.051639, 38.947105 ], [ -77.051637, 38.947132 ], [ -77.051628, 38.947212 ], [ -77.05162, 38.947265 ], [ -77.051605, 38.947345 ], [ -77.051578, 38.947465 ], [ -77.051546, 38.94759 ], [ -77.051519, 38.947683 ], [ -77.051501, 38.94774 ], [ -77.051485, 38.947798 ], [ -77.051471, 38.947857 ], [ -77.051459, 38.947915 ], [ -77.051449, 38.947974 ], [ -77.051448, 38.947993 ], [ -77.051447, 38.948069 ], [ -77.051449, 38.948108 ], [ -77.051461, 38.948196 ], [ -77.051471, 38.94826 ], [ -77.051489, 38.948356 ], [ -77.05151, 38.948451 ], [ -77.051518, 38.948482 ], [ -77.051528, 38.948514 ], [ -77.051537, 38.948547 ], [ -77.051569, 38.948642 ], [ -77.051593, 38.948706 ], [ -77.051633, 38.9488 ], [ -77.051659, 38.948858 ], [ -77.052802, 38.948809 ], [ -77.052825, 38.948801 ], [ -77.052847, 38.948792 ], [ -77.05296, 38.94875 ], [ -77.052982, 38.948741 ], [ -77.053005, 38.948733 ], [ -77.053027, 38.948724 ], [ -77.053091, 38.948701 ], [ -77.053135, 38.948687 ], [ -77.053156, 38.948679 ], [ -77.053268, 38.948643 ], [ -77.053292, 38.948634 ], [ -77.053317, 38.948626 ], [ -77.053341, 38.948617 ], [ -77.053366, 38.948609 ], [ -77.053539, 38.948545 ], [ -77.053672, 38.9485 ], [ -77.053753, 38.948475 ], [ -77.053801, 38.948457 ], [ -77.053825, 38.948447 ], [ -77.053969, 38.948394 ], [ -77.054036, 38.948373 ], [ -77.054158, 38.948339 ], [ -77.054238, 38.948317 ], [ -77.054367, 38.948271 ], [ -77.054499, 38.948229 ], [ -77.05469, 38.948173 ], [ -77.054853, 38.948129 ], [ -77.054987, 38.948096 ], [ -77.055201, 38.948048 ], [ -77.055362, 38.948016 ], [ -77.055443, 38.948002 ], [ -77.055524, 38.94799 ], [ -77.055604, 38.947976 ], [ -77.055683, 38.947964 ], [ -77.055803, 38.947948 ], [ -77.056074, 38.94792 ], [ -77.056226, 38.947908 ], [ -77.056378, 38.947899 ], [ -77.056644, 38.947889 ], [ -77.056712, 38.94789 ], [ -77.057205, 38.947889 ], [ -77.057913, 38.947891 ], [ -77.06164, 38.947894 ], [ -77.061761, 38.947892 ], [ -77.062032, 38.94789 ], [ -77.063212, 38.947893 ], [ -77.063985, 38.947893 ], [ -77.064451, 38.947894 ], [ -77.064854, 38.947893 ], [ -77.065141, 38.947893 ], [ -77.065345, 38.947895 ], [ -77.065678, 38.947895 ], [ -77.065743, 38.94801 ], [ -77.066069, 38.948569 ], [ -77.066215, 38.948825 ], [ -77.066259, 38.948902 ], [ -77.066714, 38.949683 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009700", "BLKGRPCE": "2", "GEOID": "110010097002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 89205.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8304347", "INTPTLON": "-076.9916214", "mobility_total": "670", "mobility_same_house": "633", "mobility_different_house": "37", "mobility_different_house_same_metro": "37", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994856, 38.829245 ], [ -76.994832, 38.829271 ], [ -76.994807, 38.829296 ], [ -76.994758, 38.82934 ], [ -76.994307, 38.829691 ], [ -76.993974, 38.829953 ], [ -76.993871, 38.830033 ], [ -76.993755, 38.830122 ], [ -76.993698, 38.830167 ], [ -76.993422, 38.830384 ], [ -76.993207, 38.830553 ], [ -76.992867, 38.830816 ], [ -76.99275, 38.830909 ], [ -76.991659, 38.831765 ], [ -76.99091, 38.832349 ], [ -76.990786, 38.832252 ], [ -76.990439, 38.831972 ], [ -76.990098, 38.831707 ], [ -76.989946, 38.831587 ], [ -76.989747, 38.831428 ], [ -76.989235, 38.831031 ], [ -76.988977, 38.83082 ], [ -76.989405, 38.830485 ], [ -76.989776, 38.830196 ], [ -76.990262, 38.829844 ], [ -76.990411, 38.829718 ], [ -76.990762, 38.829421 ], [ -76.991054, 38.829192 ], [ -76.991082, 38.82917 ], [ -76.991111, 38.829149 ], [ -76.991353, 38.829199 ], [ -76.992497, 38.829203 ], [ -76.992846, 38.829208 ], [ -76.99306, 38.829203 ], [ -76.993653, 38.829204 ], [ -76.994713, 38.829203 ], [ -76.994889, 38.829204 ], [ -76.994856, 38.829245 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "011000", "BLKGRPCE": "2", "GEOID": "110010110002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 426214.000000, "AWATER": 368702.000000, "INTPTLAT": "+38.8681789", "INTPTLON": "-077.0182455", "mobility_total": "644", "mobility_same_house": "484", "mobility_different_house": "160", "mobility_different_house_same_metro": "79", "mobility_different_house_different_metro": "81", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.021879, 38.876502 ], [ -77.020699, 38.874719 ], [ -77.018791, 38.874651 ], [ -77.01759, 38.874651 ], [ -77.017554, 38.874652 ], [ -77.017555, 38.874335 ], [ -77.017553, 38.873879 ], [ -77.017554, 38.873496 ], [ -77.017555, 38.873422 ], [ -77.017556, 38.872978 ], [ -77.017557, 38.87269 ], [ -77.017555, 38.872306 ], [ -77.017557, 38.872104 ], [ -77.017551, 38.872086 ], [ -77.017522, 38.872066 ], [ -77.017486, 38.872053 ], [ -77.017433, 38.872041 ], [ -77.017399, 38.872039 ], [ -77.017011, 38.872039 ], [ -77.016397, 38.872038 ], [ -77.016026, 38.872039 ], [ -77.015148, 38.872037 ], [ -77.015027, 38.872036 ], [ -77.014621, 38.872036 ], [ -77.014341, 38.872035 ], [ -77.014822, 38.870773 ], [ -77.014842, 38.870652 ], [ -77.014839, 38.870547 ], [ -77.015316, 38.869472 ], [ -77.015332, 38.86819 ], [ -77.014772, 38.868223 ], [ -77.015341, 38.866842 ], [ -77.015281, 38.865591 ], [ -77.015294, 38.865292 ], [ -77.015314, 38.864852 ], [ -77.015321, 38.864096 ], [ -77.015321, 38.863845 ], [ -77.015324, 38.863363 ], [ -77.015328, 38.862896 ], [ -77.015333, 38.862676 ], [ -77.015334, 38.862423 ], [ -77.01535, 38.862097 ], [ -77.015678, 38.859865 ], [ -77.020162, 38.85733 ], [ -77.020155, 38.858907 ], [ -77.020152, 38.859604 ], [ -77.020174, 38.868957 ], [ -77.020314, 38.870014 ], [ -77.02105, 38.87156 ], [ -77.021295, 38.872171 ], [ -77.023777, 38.876411 ], [ -77.021879, 38.876502 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009301", "BLKGRPCE": "4", "GEOID": "110010093014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 202375.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9322677", "INTPTLON": "-076.9865203", "mobility_total": "970", "mobility_same_house": "888", "mobility_different_house": "82", "mobility_different_house_same_metro": "69", "mobility_different_house_different_metro": "13", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.988841, 38.934628 ], [ -76.987474, 38.934695 ], [ -76.986991, 38.934721 ], [ -76.986586, 38.934741 ], [ -76.98648, 38.934747 ], [ -76.985306, 38.934807 ], [ -76.98484, 38.934828 ], [ -76.98459, 38.934841 ], [ -76.984554, 38.934288 ], [ -76.98452, 38.933854 ], [ -76.984474, 38.933306 ], [ -76.984445, 38.932987 ], [ -76.984436, 38.932867 ], [ -76.984393, 38.932287 ], [ -76.984363, 38.931958 ], [ -76.984358, 38.931882 ], [ -76.984337, 38.931609 ], [ -76.98428, 38.930895 ], [ -76.984262, 38.930662 ], [ -76.98421, 38.930043 ], [ -76.9842, 38.929907 ], [ -76.984473, 38.929895 ], [ -76.985522, 38.92984 ], [ -76.986032, 38.929816 ], [ -76.986129, 38.92981 ], [ -76.986508, 38.92979 ], [ -76.987632, 38.929736 ], [ -76.988444, 38.929694 ], [ -76.98846, 38.929894 ], [ -76.988488, 38.930222 ], [ -76.988525, 38.930681 ], [ -76.98853, 38.93076 ], [ -76.988603, 38.93167 ], [ -76.988619, 38.931886 ], [ -76.988681, 38.932656 ], [ -76.988762, 38.933644 ], [ -76.988812, 38.93425 ], [ -76.988841, 38.934628 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008001", "BLKGRPCE": "1", "GEOID": "110010080011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 84232.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8982217", "INTPTLON": "-076.9858282", "mobility_total": "1084", "mobility_same_house": "957", "mobility_different_house": "127", "mobility_different_house_same_metro": "112", "mobility_different_house_different_metro": "15", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.99025, 38.897307 ], [ -76.988305, 38.898095 ], [ -76.987034, 38.898616 ], [ -76.986517, 38.898827 ], [ -76.986352, 38.898898 ], [ -76.986133, 38.898992 ], [ -76.985504, 38.899232 ], [ -76.985268, 38.899331 ], [ -76.984055, 38.899809 ], [ -76.983626, 38.899997 ], [ -76.983445, 38.900077 ], [ -76.983632, 38.899675 ], [ -76.983634, 38.899652 ], [ -76.983646, 38.898946 ], [ -76.983646, 38.898904 ], [ -76.983646, 38.89843 ], [ -76.983644, 38.897977 ], [ -76.983653, 38.897692 ], [ -76.983649, 38.897492 ], [ -76.983647, 38.897326 ], [ -76.983966, 38.897329 ], [ -76.984574, 38.897334 ], [ -76.985383, 38.897333 ], [ -76.985505, 38.897332 ], [ -76.985643, 38.897331 ], [ -76.986428, 38.897332 ], [ -76.986508, 38.897333 ], [ -76.988306, 38.897333 ], [ -76.99025, 38.897307 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001803", "BLKGRPCE": "1", "GEOID": "110010018031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 987027.000000, "AWATER": 31934.000000, "INTPTLAT": "+38.9672267", "INTPTLON": "-077.0419399", "mobility_total": "1315", "mobility_same_house": "1165", "mobility_different_house": "115", "mobility_different_house_same_metro": "115", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "35" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.047631, 38.964767 ], [ -77.04762, 38.964786 ], [ -77.047593, 38.964851 ], [ -77.047626, 38.964853 ], [ -77.047624, 38.964877 ], [ -77.047625, 38.964897 ], [ -77.047624, 38.964919 ], [ -77.047621, 38.964943 ], [ -77.047615, 38.964972 ], [ -77.047603, 38.964999 ], [ -77.047604, 38.965026 ], [ -77.047606, 38.965044 ], [ -77.047594, 38.965066 ], [ -77.047585, 38.965086 ], [ -77.047568, 38.965106 ], [ -77.047541, 38.965122 ], [ -77.047521, 38.96515 ], [ -77.047511, 38.965184 ], [ -77.047499, 38.965245 ], [ -77.047498, 38.965256 ], [ -77.047493, 38.965287 ], [ -77.04747, 38.965347 ], [ -77.047448, 38.965403 ], [ -77.047413, 38.965476 ], [ -77.047394, 38.965509 ], [ -77.047373, 38.965541 ], [ -77.047364, 38.965558 ], [ -77.047353, 38.965595 ], [ -77.047339, 38.965627 ], [ -77.047323, 38.96565 ], [ -77.047314, 38.965668 ], [ -77.047294, 38.965696 ], [ -77.047281, 38.965711 ], [ -77.047259, 38.965742 ], [ -77.04725, 38.965759 ], [ -77.047236, 38.965801 ], [ -77.047229, 38.965819 ], [ -77.047224, 38.965838 ], [ -77.047208, 38.965881 ], [ -77.047198, 38.9659 ], [ -77.047174, 38.965953 ], [ -77.047151, 38.965991 ], [ -77.047142, 38.966008 ], [ -77.047125, 38.966048 ], [ -77.047098, 38.966086 ], [ -77.047084, 38.966104 ], [ -77.047072, 38.966123 ], [ -77.04705, 38.966165 ], [ -77.047039, 38.966183 ], [ -77.046971, 38.966327 ], [ -77.04696, 38.966346 ], [ -77.046944, 38.966385 ], [ -77.046937, 38.966408 ], [ -77.046928, 38.96643 ], [ -77.046921, 38.966452 ], [ -77.046911, 38.9665 ], [ -77.046906, 38.966547 ], [ -77.046896, 38.966596 ], [ -77.046893, 38.966618 ], [ -77.046892, 38.966638 ], [ -77.046883, 38.96669 ], [ -77.046883, 38.966743 ], [ -77.046897, 38.966776 ], [ -77.046914, 38.966804 ], [ -77.046911, 38.96684 ], [ -77.046905, 38.966858 ], [ -77.046894, 38.966881 ], [ -77.046901, 38.966899 ], [ -77.046915, 38.966925 ], [ -77.046918, 38.966957 ], [ -77.046909, 38.966983 ], [ -77.046905, 38.967015 ], [ -77.046906, 38.967034 ], [ -77.046913, 38.967068 ], [ -77.046915, 38.9671 ], [ -77.046915, 38.967118 ], [ -77.046913, 38.967136 ], [ -77.046905, 38.967173 ], [ -77.046892, 38.967216 ], [ -77.046887, 38.967236 ], [ -77.046881, 38.967276 ], [ -77.046875, 38.967297 ], [ -77.046854, 38.967348 ], [ -77.046826, 38.967409 ], [ -77.04682, 38.967429 ], [ -77.046811, 38.96747 ], [ -77.046805, 38.967491 ], [ -77.046797, 38.967511 ], [ -77.046784, 38.967554 ], [ -77.046775, 38.967577 ], [ -77.046755, 38.967639 ], [ -77.046737, 38.967682 ], [ -77.046731, 38.967704 ], [ -77.046714, 38.967749 ], [ -77.046703, 38.967769 ], [ -77.046676, 38.967808 ], [ -77.046622, 38.967861 ], [ -77.046587, 38.967899 ], [ -77.046568, 38.967917 ], [ -77.046551, 38.967936 ], [ -77.04652, 38.967968 ], [ -77.046503, 38.967981 ], [ -77.046452, 38.968031 ], [ -77.046426, 38.968054 ], [ -77.046396, 38.968074 ], [ -77.046366, 38.968092 ], [ -77.046332, 38.96811 ], [ -77.046277, 38.96815 ], [ -77.046252, 38.968171 ], [ -77.046232, 38.968192 ], [ -77.046228, 38.968212 ], [ -77.04622, 38.968233 ], [ -77.046204, 38.968246 ], [ -77.046184, 38.968257 ], [ -77.046136, 38.968276 ], [ -77.046118, 38.96829 ], [ -77.046117, 38.968314 ], [ -77.046118, 38.968337 ], [ -77.046106, 38.968353 ], [ -77.046091, 38.968333 ], [ -77.046068, 38.968327 ], [ -77.046041, 38.968347 ], [ -77.04602, 38.968366 ], [ -77.045996, 38.968386 ], [ -77.045973, 38.968412 ], [ -77.045959, 38.968444 ], [ -77.045952, 38.968477 ], [ -77.045945, 38.968495 ], [ -77.045923, 38.96853 ], [ -77.045906, 38.968564 ], [ -77.045886, 38.968599 ], [ -77.045874, 38.968615 ], [ -77.045843, 38.968645 ], [ -77.045804, 38.968676 ], [ -77.045749, 38.968716 ], [ -77.045699, 38.96874 ], [ -77.045678, 38.968751 ], [ -77.045636, 38.968776 ], [ -77.045614, 38.96879 ], [ -77.045563, 38.968815 ], [ -77.045428, 38.968902 ], [ -77.045339, 38.968961 ], [ -77.04523, 38.969024 ], [ -77.045206, 38.96905 ], [ -77.045192, 38.969081 ], [ -77.045183, 38.969121 ], [ -77.045176, 38.969164 ], [ -77.045164, 38.969209 ], [ -77.04516, 38.969234 ], [ -77.045156, 38.969279 ], [ -77.045157, 38.96937 ], [ -77.045156, 38.969391 ], [ -77.045151, 38.969412 ], [ -77.045139, 38.96944 ], [ -77.045146, 38.969466 ], [ -77.045146, 38.969484 ], [ -77.045142, 38.969527 ], [ -77.045139, 38.969548 ], [ -77.045134, 38.969572 ], [ -77.04513, 38.969616 ], [ -77.045125, 38.969636 ], [ -77.045122, 38.96966 ], [ -77.045122, 38.969682 ], [ -77.04512, 38.969718 ], [ -77.045114, 38.969738 ], [ -77.045103, 38.969759 ], [ -77.045088, 38.969777 ], [ -77.045011, 38.969903 ], [ -77.044989, 38.969946 ], [ -77.044976, 38.969964 ], [ -77.044966, 38.969982 ], [ -77.044959, 38.970002 ], [ -77.044943, 38.970063 ], [ -77.044925, 38.97011 ], [ -77.044915, 38.970129 ], [ -77.044903, 38.970148 ], [ -77.044892, 38.970168 ], [ -77.044877, 38.970214 ], [ -77.044872, 38.970234 ], [ -77.044868, 38.970274 ], [ -77.044865, 38.970296 ], [ -77.044861, 38.970315 ], [ -77.04485, 38.970346 ], [ -77.044827, 38.970373 ], [ -77.044822, 38.970392 ], [ -77.044817, 38.970428 ], [ -77.044816, 38.970447 ], [ -77.044816, 38.970467 ], [ -77.044812, 38.970486 ], [ -77.044794, 38.970543 ], [ -77.044784, 38.970564 ], [ -77.044773, 38.970583 ], [ -77.04476, 38.970603 ], [ -77.044749, 38.970625 ], [ -77.04474, 38.970647 ], [ -77.044729, 38.970667 ], [ -77.04467, 38.97075 ], [ -77.044654, 38.970768 ], [ -77.044515, 38.970894 ], [ -77.044501, 38.970909 ], [ -77.04445, 38.970952 ], [ -77.044425, 38.97098 ], [ -77.044407, 38.970997 ], [ -77.044388, 38.971012 ], [ -77.044323, 38.97105 ], [ -77.0443, 38.971062 ], [ -77.044201, 38.9711 ], [ -77.044123, 38.971123 ], [ -77.04408, 38.971134 ], [ -77.044033, 38.971148 ], [ -77.043939, 38.971171 ], [ -77.043922, 38.971189 ], [ -77.043859, 38.971213 ], [ -77.043847, 38.971195 ], [ -77.043816, 38.971196 ], [ -77.04372, 38.971214 ], [ -77.043695, 38.97122 ], [ -77.043671, 38.971229 ], [ -77.043613, 38.971259 ], [ -77.043569, 38.971276 ], [ -77.04353, 38.971289 ], [ -77.043487, 38.9713 ], [ -77.043439, 38.971304 ], [ -77.043416, 38.971307 ], [ -77.043392, 38.971309 ], [ -77.043365, 38.97131 ], [ -77.043298, 38.971315 ], [ -77.043245, 38.971315 ], [ -77.04313, 38.971312 ], [ -77.043075, 38.971308 ], [ -77.042904, 38.971289 ], [ -77.042863, 38.97128 ], [ -77.04282, 38.971272 ], [ -77.04277, 38.971266 ], [ -77.042731, 38.971259 ], [ -77.042683, 38.971252 ], [ -77.042645, 38.971245 ], [ -77.042618, 38.971236 ], [ -77.042587, 38.971223 ], [ -77.042557, 38.971207 ], [ -77.042531, 38.971191 ], [ -77.042503, 38.97118 ], [ -77.042484, 38.971164 ], [ -77.042465, 38.971129 ], [ -77.042454, 38.971101 ], [ -77.04243, 38.971059 ], [ -77.042412, 38.971041 ], [ -77.042358, 38.971019 ], [ -77.042325, 38.971016 ], [ -77.042291, 38.97101 ], [ -77.042266, 38.971007 ], [ -77.042205, 38.971004 ], [ -77.042177, 38.971001 ], [ -77.04208, 38.971002 ], [ -77.042026, 38.971005 ], [ -77.041969, 38.97101 ], [ -77.041932, 38.97102 ], [ -77.04191, 38.971027 ], [ -77.041884, 38.971033 ], [ -77.041831, 38.971043 ], [ -77.041735, 38.971056 ], [ -77.041677, 38.971067 ], [ -77.041644, 38.971075 ], [ -77.041592, 38.971092 ], [ -77.041445, 38.971132 ], [ -77.041415, 38.971139 ], [ -77.04139, 38.971143 ], [ -77.041309, 38.97116 ], [ -77.041283, 38.971168 ], [ -77.041238, 38.971186 ], [ -77.041183, 38.971201 ], [ -77.041098, 38.971233 ], [ -77.041066, 38.971256 ], [ -77.041036, 38.971282 ], [ -77.041022, 38.971297 ], [ -77.041007, 38.971311 ], [ -77.040982, 38.97134 ], [ -77.040957, 38.971371 ], [ -77.040903, 38.971428 ], [ -77.040877, 38.971458 ], [ -77.040852, 38.971485 ], [ -77.040799, 38.97153 ], [ -77.040757, 38.97157 ], [ -77.040736, 38.971587 ], [ -77.040675, 38.97164 ], [ -77.040611, 38.971687 ], [ -77.040589, 38.971701 ], [ -77.040543, 38.971725 ], [ -77.040495, 38.971745 ], [ -77.040467, 38.971755 ], [ -77.040441, 38.971763 ], [ -77.040416, 38.971772 ], [ -77.040364, 38.971794 ], [ -77.040339, 38.971803 ], [ -77.040277, 38.971822 ], [ -77.040251, 38.971823 ], [ -77.040218, 38.971828 ], [ -77.040183, 38.971841 ], [ -77.040156, 38.971857 ], [ -77.04017, 38.971875 ], [ -77.040191, 38.971894 ], [ -77.040203, 38.971916 ], [ -77.040208, 38.971944 ], [ -77.040209, 38.97197 ], [ -77.040202, 38.97199 ], [ -77.040206, 38.972018 ], [ -77.040206, 38.972039 ], [ -77.040208, 38.97207 ], [ -77.040205, 38.972096 ], [ -77.040197, 38.972122 ], [ -77.040198, 38.972155 ], [ -77.040201, 38.972191 ], [ -77.040204, 38.972211 ], [ -77.040208, 38.972283 ], [ -77.040203, 38.972302 ], [ -77.0402, 38.97232 ], [ -77.040204, 38.97234 ], [ -77.04021, 38.972361 ], [ -77.040207, 38.97244 ], [ -77.040204, 38.972474 ], [ -77.040201, 38.972492 ], [ -77.040194, 38.972525 ], [ -77.040191, 38.972543 ], [ -77.040172, 38.972614 ], [ -77.040155, 38.972667 ], [ -77.040144, 38.972696 ], [ -77.040137, 38.972728 ], [ -77.040127, 38.972757 ], [ -77.040116, 38.972777 ], [ -77.040093, 38.972836 ], [ -77.040067, 38.972835 ], [ -77.039889, 38.972834 ], [ -77.039772, 38.972833 ], [ -77.039743, 38.972832 ], [ -77.039655, 38.972833 ], [ -77.039596, 38.972838 ], [ -77.03951, 38.972851 ], [ -77.039482, 38.972857 ], [ -77.039236, 38.972925 ], [ -77.038958, 38.973003 ], [ -77.038776, 38.973053 ], [ -77.03875, 38.973061 ], [ -77.038671, 38.973083 ], [ -77.038645, 38.973091 ], [ -77.038469, 38.973138 ], [ -77.038309, 38.973175 ], [ -77.038149, 38.973205 ], [ -77.038074, 38.973216 ], [ -77.038006, 38.973227 ], [ -77.037868, 38.973244 ], [ -77.037831, 38.973247 ], [ -77.037798, 38.973248 ], [ -77.037739, 38.973247 ], [ -77.037712, 38.973244 ], [ -77.037688, 38.97324 ], [ -77.037663, 38.973234 ], [ -77.037637, 38.973226 ], [ -77.03761, 38.973215 ], [ -77.037584, 38.973201 ], [ -77.037562, 38.973187 ], [ -77.037544, 38.973174 ], [ -77.037528, 38.973159 ], [ -77.037511, 38.973141 ], [ -77.037494, 38.97312 ], [ -77.03748, 38.973098 ], [ -77.037469, 38.973077 ], [ -77.037462, 38.973055 ], [ -77.037457, 38.973033 ], [ -77.037454, 38.97301 ], [ -77.037454, 38.972985 ], [ -77.037458, 38.972961 ], [ -77.037464, 38.972935 ], [ -77.037476, 38.972908 ], [ -77.03749, 38.972882 ], [ -77.037508, 38.972857 ], [ -77.03753, 38.972835 ], [ -77.037554, 38.972814 ], [ -77.03758, 38.972793 ], [ -77.037606, 38.972774 ], [ -77.037634, 38.972756 ], [ -77.037664, 38.972738 ], [ -77.037729, 38.972704 ], [ -77.037785, 38.972672 ], [ -77.037836, 38.97264 ], [ -77.037859, 38.972623 ], [ -77.037881, 38.972605 ], [ -77.037922, 38.972568 ], [ -77.037941, 38.972548 ], [ -77.037955, 38.972529 ], [ -77.037974, 38.972493 ], [ -77.037988, 38.972454 ], [ -77.037993, 38.972434 ], [ -77.037997, 38.972413 ], [ -77.038002, 38.972371 ], [ -77.038001, 38.97235 ], [ -77.037998, 38.972328 ], [ -77.037993, 38.972306 ], [ -77.037986, 38.972283 ], [ -77.037976, 38.972259 ], [ -77.037963, 38.972235 ], [ -77.037949, 38.972212 ], [ -77.037932, 38.972191 ], [ -77.037913, 38.97217 ], [ -77.037893, 38.972151 ], [ -77.037872, 38.972134 ], [ -77.03785, 38.972119 ], [ -77.037826, 38.972104 ], [ -77.0378, 38.972091 ], [ -77.037744, 38.972067 ], [ -77.037714, 38.972056 ], [ -77.03765, 38.972035 ], [ -77.03755, 38.972009 ], [ -77.037469, 38.971992 ], [ -77.037387, 38.971981 ], [ -77.03733, 38.971979 ], [ -77.037273, 38.97198 ], [ -77.037216, 38.971985 ], [ -77.037188, 38.97199 ], [ -77.037131, 38.972002 ], [ -77.037074, 38.972018 ], [ -77.037047, 38.972027 ], [ -77.036944, 38.972068 ], [ -77.036917, 38.972078 ], [ -77.036859, 38.972103 ], [ -77.036545, 38.972231 ], [ -77.036473, 38.972254 ], [ -77.036447, 38.972259 ], [ -77.036371, 38.972269 ], [ -77.036223, 38.972266 ], [ -77.035894, 38.972266 ], [ -77.034533, 38.972263 ], [ -77.033416, 38.972263 ], [ -77.033415, 38.971841 ], [ -77.033417, 38.971505 ], [ -77.033416, 38.970813 ], [ -77.033417, 38.970722 ], [ -77.033418, 38.970026 ], [ -77.033414, 38.970001 ], [ -77.033378, 38.969922 ], [ -77.033414, 38.969647 ], [ -77.033418, 38.969604 ], [ -77.033418, 38.968982 ], [ -77.033419, 38.968274 ], [ -77.033418, 38.967828 ], [ -77.033418, 38.967566 ], [ -77.034992, 38.967566 ], [ -77.035423, 38.967567 ], [ -77.035452, 38.96757 ], [ -77.035508, 38.967583 ], [ -77.035534, 38.967592 ], [ -77.03556, 38.967603 ], [ -77.035651, 38.967509 ], [ -77.035985, 38.967169 ], [ -77.036148, 38.967005 ], [ -77.03623, 38.966939 ], [ -77.036426, 38.966863 ], [ -77.036436, 38.966141 ], [ -77.036417, 38.965424 ], [ -77.036417, 38.964834 ], [ -77.036413, 38.963144 ], [ -77.036415, 38.963061 ], [ -77.036426, 38.962705 ], [ -77.03642, 38.962592 ], [ -77.037603, 38.962884 ], [ -77.038233, 38.963014 ], [ -77.038602, 38.96309 ], [ -77.039006, 38.963131 ], [ -77.039121, 38.963143 ], [ -77.039774, 38.963094 ], [ -77.040047, 38.963076 ], [ -77.040266, 38.963035 ], [ -77.040383, 38.963001 ], [ -77.040648, 38.962917 ], [ -77.041011, 38.962751 ], [ -77.043288, 38.961507 ], [ -77.043381, 38.961457 ], [ -77.04335, 38.961415 ], [ -77.043461, 38.961395 ], [ -77.043521, 38.961365 ], [ -77.043565, 38.961409 ], [ -77.043584, 38.96143 ], [ -77.043599, 38.96145 ], [ -77.043614, 38.961467 ], [ -77.043629, 38.961488 ], [ -77.043652, 38.961513 ], [ -77.043669, 38.961526 ], [ -77.043701, 38.961554 ], [ -77.04372, 38.961567 ], [ -77.043754, 38.961597 ], [ -77.043789, 38.961618 ], [ -77.0438, 38.961623 ], [ -77.043825, 38.961634 ], [ -77.043853, 38.961651 ], [ -77.04391, 38.961691 ], [ -77.043928, 38.961706 ], [ -77.043959, 38.96174 ], [ -77.043986, 38.961774 ], [ -77.044004, 38.961791 ], [ -77.044026, 38.961808 ], [ -77.044075, 38.961842 ], [ -77.044123, 38.961872 ], [ -77.04426, 38.961968 ], [ -77.044301, 38.962 ], [ -77.044322, 38.962015 ], [ -77.044371, 38.962044 ], [ -77.044395, 38.96206 ], [ -77.044417, 38.962076 ], [ -77.044459, 38.962109 ], [ -77.044482, 38.962124 ], [ -77.044548, 38.962174 ], [ -77.044568, 38.96219 ], [ -77.04461, 38.962215 ], [ -77.044651, 38.962245 ], [ -77.04469, 38.962271 ], [ -77.044733, 38.962296 ], [ -77.04479, 38.962333 ], [ -77.044831, 38.962355 ], [ -77.044871, 38.962372 ], [ -77.044904, 38.962389 ], [ -77.044927, 38.96241 ], [ -77.044957, 38.962433 ], [ -77.04499, 38.962453 ], [ -77.045064, 38.962482 ], [ -77.045105, 38.962489 ], [ -77.045141, 38.962492 ], [ -77.045173, 38.962497 ], [ -77.045205, 38.962499 ], [ -77.045243, 38.962547 ], [ -77.045263, 38.962559 ], [ -77.045285, 38.96257 ], [ -77.045335, 38.962586 ], [ -77.045389, 38.962601 ], [ -77.045414, 38.962612 ], [ -77.045458, 38.962637 ], [ -77.045504, 38.962668 ], [ -77.045522, 38.962683 ], [ -77.045539, 38.962701 ], [ -77.045636, 38.962748 ], [ -77.04568, 38.962764 ], [ -77.045756, 38.962799 ], [ -77.045781, 38.962821 ], [ -77.045798, 38.962842 ], [ -77.045819, 38.962854 ], [ -77.045846, 38.962865 ], [ -77.045876, 38.962874 ], [ -77.045907, 38.962875 ], [ -77.045939, 38.962879 ], [ -77.045972, 38.962891 ], [ -77.046003, 38.962911 ], [ -77.046074, 38.962954 ], [ -77.046097, 38.962967 ], [ -77.046119, 38.962976 ], [ -77.046139, 38.962987 ], [ -77.046173, 38.963013 ], [ -77.046245, 38.963076 ], [ -77.046261, 38.963089 ], [ -77.046275, 38.963104 ], [ -77.046287, 38.963121 ], [ -77.046297, 38.96314 ], [ -77.046309, 38.963156 ], [ -77.046348, 38.963198 ], [ -77.04637, 38.96323 ], [ -77.04639, 38.963261 ], [ -77.046399, 38.963278 ], [ -77.046413, 38.963296 ], [ -77.046429, 38.963313 ], [ -77.046448, 38.96333 ], [ -77.046485, 38.963368 ], [ -77.046542, 38.963416 ], [ -77.046559, 38.963433 ], [ -77.046576, 38.963448 ], [ -77.046595, 38.963463 ], [ -77.046612, 38.963478 ], [ -77.046641, 38.96351 ], [ -77.046655, 38.963527 ], [ -77.04672, 38.963624 ], [ -77.046767, 38.963672 ], [ -77.046772, 38.963696 ], [ -77.046784, 38.963728 ], [ -77.046806, 38.963762 ], [ -77.046818, 38.963779 ], [ -77.046843, 38.963809 ], [ -77.04689, 38.963859 ], [ -77.046917, 38.963891 ], [ -77.046932, 38.963905 ], [ -77.04695, 38.963919 ], [ -77.046966, 38.963935 ], [ -77.047025, 38.963987 ], [ -77.047049, 38.96402 ], [ -77.047102, 38.964086 ], [ -77.047122, 38.964108 ], [ -77.047142, 38.964121 ], [ -77.047158, 38.964136 ], [ -77.047169, 38.964153 ], [ -77.047211, 38.964193 ], [ -77.047235, 38.96421 ], [ -77.047258, 38.964223 ], [ -77.047276, 38.964243 ], [ -77.047295, 38.964266 ], [ -77.047309, 38.96429 ], [ -77.047323, 38.964322 ], [ -77.047342, 38.96436 ], [ -77.047355, 38.964379 ], [ -77.047388, 38.964416 ], [ -77.047403, 38.964434 ], [ -77.047448, 38.964495 ], [ -77.047469, 38.964525 ], [ -77.047485, 38.964553 ], [ -77.0475, 38.964587 ], [ -77.047518, 38.964611 ], [ -77.047538, 38.964633 ], [ -77.047554, 38.964658 ], [ -77.047568, 38.964684 ], [ -77.047593, 38.964718 ], [ -77.047603, 38.964737 ], [ -77.047624, 38.964747 ], [ -77.047631, 38.964767 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001804", "BLKGRPCE": "1", "GEOID": "110010018041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 194179.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9695552", "INTPTLON": "-077.0315517", "mobility_total": "1232", "mobility_same_house": "1049", "mobility_different_house": "171", "mobility_different_house_same_metro": "124", "mobility_different_house_different_metro": "47", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "12" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.033419, 38.968274 ], [ -77.033418, 38.968982 ], [ -77.033418, 38.969604 ], [ -77.033414, 38.969647 ], [ -77.033378, 38.969922 ], [ -77.033414, 38.970001 ], [ -77.033418, 38.970026 ], [ -77.033417, 38.970722 ], [ -77.033416, 38.970813 ], [ -77.033417, 38.971505 ], [ -77.033415, 38.971841 ], [ -77.033416, 38.972263 ], [ -77.032307, 38.972263 ], [ -77.031044, 38.972263 ], [ -77.030237, 38.972263 ], [ -77.030045, 38.972264 ], [ -77.029902, 38.972261 ], [ -77.029692, 38.972263 ], [ -77.029691, 38.971845 ], [ -77.029691, 38.971764 ], [ -77.029687, 38.971408 ], [ -77.029689, 38.971071 ], [ -77.029691, 38.97039 ], [ -77.029686, 38.969925 ], [ -77.029685, 38.969846 ], [ -77.029687, 38.969363 ], [ -77.029685, 38.969142 ], [ -77.029685, 38.969057 ], [ -77.029686, 38.968979 ], [ -77.029686, 38.968272 ], [ -77.029685, 38.967681 ], [ -77.029686, 38.967568 ], [ -77.02969, 38.966967 ], [ -77.02969, 38.96685 ], [ -77.03041, 38.966848 ], [ -77.033307, 38.966851 ], [ -77.033418, 38.96685 ], [ -77.033417, 38.967478 ], [ -77.033418, 38.967566 ], [ -77.033418, 38.967828 ], [ -77.033419, 38.968274 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001302", "BLKGRPCE": "2", "GEOID": "110010013022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 680564.000000, "AWATER": 9432.000000, "INTPTLAT": "+38.9366952", "INTPTLON": "-077.0552286", "mobility_total": "4635", "mobility_same_house": "3473", "mobility_different_house": "1055", "mobility_different_house_same_metro": "535", "mobility_different_house_different_metro": "466", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "107" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.061517, 38.940735 ], [ -77.058759, 38.940784 ], [ -77.056783, 38.940585 ], [ -77.056311, 38.94068 ], [ -77.055099, 38.940207 ], [ -77.052696, 38.940709 ], [ -77.0524, 38.94045 ], [ -77.052231, 38.940282 ], [ -77.052208, 38.940257 ], [ -77.052184, 38.940233 ], [ -77.052083, 38.940126 ], [ -77.051896, 38.93993 ], [ -77.05188, 38.939912 ], [ -77.051847, 38.939878 ], [ -77.051794, 38.93983 ], [ -77.051756, 38.939799 ], [ -77.051715, 38.93977 ], [ -77.051638, 38.939726 ], [ -77.051554, 38.939678 ], [ -77.051539, 38.93967 ], [ -77.051605, 38.939514 ], [ -77.0517, 38.939177 ], [ -77.05182, 38.938866 ], [ -77.052054, 38.938258 ], [ -77.052102, 38.938149 ], [ -77.05211, 38.938093 ], [ -77.052113, 38.937994 ], [ -77.052111, 38.93797 ], [ -77.052101, 38.937928 ], [ -77.052029, 38.937778 ], [ -77.051983, 38.937713 ], [ -77.051854, 38.937625 ], [ -77.051737, 38.937568 ], [ -77.051572, 38.937517 ], [ -77.051384, 38.937434 ], [ -77.050898, 38.937311 ], [ -77.050447, 38.937212 ], [ -77.050298, 38.937187 ], [ -77.050027, 38.937167 ], [ -77.049851, 38.937166 ], [ -77.049737, 38.937173 ], [ -77.049648, 38.937191 ], [ -77.049316, 38.93724 ], [ -77.049167, 38.937275 ], [ -77.049027, 38.937301 ], [ -77.048889, 38.937317 ], [ -77.048834, 38.937313 ], [ -77.048668, 38.9373 ], [ -77.048367, 38.937277 ], [ -77.048285, 38.937261 ], [ -77.048199, 38.937235 ], [ -77.048106, 38.937197 ], [ -77.048079, 38.937181 ], [ -77.048014, 38.93712 ], [ -77.047909, 38.937003 ], [ -77.047878, 38.936966 ], [ -77.04785, 38.936914 ], [ -77.047844, 38.936893 ], [ -77.047835, 38.936774 ], [ -77.047846, 38.93669 ], [ -77.047861, 38.936527 ], [ -77.047868, 38.936354 ], [ -77.047868, 38.936208 ], [ -77.047838, 38.936028 ], [ -77.047817, 38.935904 ], [ -77.047801, 38.935751 ], [ -77.047802, 38.935715 ], [ -77.047827, 38.93555 ], [ -77.047869, 38.935385 ], [ -77.047951, 38.935193 ], [ -77.048033, 38.935054 ], [ -77.048297, 38.934804 ], [ -77.048569, 38.934539 ], [ -77.048853, 38.934233 ], [ -77.048939, 38.934156 ], [ -77.049138, 38.933986 ], [ -77.049239, 38.933892 ], [ -77.049314, 38.933827 ], [ -77.049356, 38.933809 ], [ -77.04961, 38.93372 ], [ -77.049754, 38.93366 ], [ -77.049908, 38.933574 ], [ -77.050193, 38.933423 ], [ -77.050369, 38.933328 ], [ -77.05041, 38.933308 ], [ -77.050446, 38.933278 ], [ -77.050503, 38.933224 ], [ -77.050581, 38.933268 ], [ -77.050756, 38.933382 ], [ -77.05083, 38.933402 ], [ -77.050825, 38.933497 ], [ -77.050833, 38.933723 ], [ -77.050859, 38.933769 ], [ -77.050896, 38.933811 ], [ -77.050937, 38.93385 ], [ -77.050984, 38.933884 ], [ -77.051036, 38.933915 ], [ -77.051091, 38.933941 ], [ -77.051211, 38.933979 ], [ -77.051274, 38.933983 ], [ -77.051336, 38.933984 ], [ -77.051399, 38.933982 ], [ -77.051461, 38.933976 ], [ -77.051522, 38.933966 ], [ -77.051675, 38.933908 ], [ -77.05179, 38.933865 ], [ -77.052258, 38.93374 ], [ -77.052959, 38.933542 ], [ -77.054582, 38.932704 ], [ -77.054967, 38.93158 ], [ -77.054573, 38.9309 ], [ -77.05488, 38.93086 ], [ -77.055716, 38.930755 ], [ -77.055952, 38.931168 ], [ -77.056184, 38.931567 ], [ -77.056261, 38.931695 ], [ -77.056505, 38.932115 ], [ -77.056731, 38.9325 ], [ -77.05677, 38.93257 ], [ -77.056958, 38.932901 ], [ -77.057314, 38.93351 ], [ -77.057649, 38.934083 ], [ -77.057741, 38.934242 ], [ -77.057958, 38.934613 ], [ -77.058132, 38.934913 ], [ -77.058372, 38.935331 ], [ -77.058509, 38.935566 ], [ -77.058983, 38.936378 ], [ -77.059174, 38.936707 ], [ -77.059243, 38.936824 ], [ -77.059301, 38.936925 ], [ -77.05933, 38.936974 ], [ -77.059397, 38.937091 ], [ -77.06, 38.938125 ], [ -77.060058, 38.938226 ], [ -77.060262, 38.938576 ], [ -77.060331, 38.938694 ], [ -77.060691, 38.939314 ], [ -77.060734, 38.939389 ], [ -77.060808, 38.939517 ], [ -77.061009, 38.93986 ], [ -77.061224, 38.940234 ], [ -77.061517, 38.940735 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002702", "BLKGRPCE": "3", "GEOID": "110010027023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 216092.000000, "AWATER": 7804.000000, "INTPTLAT": "+38.9305584", "INTPTLON": "-077.0441372", "mobility_total": "1583", "mobility_same_house": "1281", "mobility_different_house": "293", "mobility_different_house_same_metro": "163", "mobility_different_house_different_metro": "111", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "9" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.050779, 38.93301 ], [ -77.050503, 38.933224 ], [ -77.050424, 38.933189 ], [ -77.050198, 38.933065 ], [ -77.050023, 38.932978 ], [ -77.049677, 38.932825 ], [ -77.049343, 38.932697 ], [ -77.04908, 38.932627 ], [ -77.04889, 38.932599 ], [ -77.048496, 38.932588 ], [ -77.04733, 38.932598 ], [ -77.046815, 38.932603 ], [ -77.046804, 38.932631 ], [ -77.046785, 38.932649 ], [ -77.046761, 38.932661 ], [ -77.04669, 38.932687 ], [ -77.046525, 38.93275 ], [ -77.046184, 38.932869 ], [ -77.045593, 38.933127 ], [ -77.045406, 38.93321 ], [ -77.045386, 38.933194 ], [ -77.045365, 38.93318 ], [ -77.045343, 38.933167 ], [ -77.04532, 38.933155 ], [ -77.045296, 38.933144 ], [ -77.04527, 38.933135 ], [ -77.045242, 38.933132 ], [ -77.045216, 38.933126 ], [ -77.045167, 38.933108 ], [ -77.045079, 38.933072 ], [ -77.044749, 38.932944 ], [ -77.044191, 38.932745 ], [ -77.044102, 38.932687 ], [ -77.04394, 38.932628 ], [ -77.043923, 38.932615 ], [ -77.043913, 38.932598 ], [ -77.043896, 38.932584 ], [ -77.043825, 38.932558 ], [ -77.043572, 38.932468 ], [ -77.043522, 38.932449 ], [ -77.043421, 38.932413 ], [ -77.043337, 38.932381 ], [ -77.043302, 38.93237 ], [ -77.043231, 38.932352 ], [ -77.043194, 38.932346 ], [ -77.04312, 38.932337 ], [ -77.043045, 38.932335 ], [ -77.043008, 38.932337 ], [ -77.04216, 38.932333 ], [ -77.041813, 38.932334 ], [ -77.041294, 38.932333 ], [ -77.041295, 38.932278 ], [ -77.041297, 38.931808 ], [ -77.041297, 38.931561 ], [ -77.041298, 38.931527 ], [ -77.041298, 38.93145 ], [ -77.041299, 38.931374 ], [ -77.041297, 38.93109 ], [ -77.0413, 38.930697 ], [ -77.041302, 38.930571 ], [ -77.041304, 38.929746 ], [ -77.041307, 38.929693 ], [ -77.04131, 38.929654 ], [ -77.041308, 38.928889 ], [ -77.041306, 38.928816 ], [ -77.041492, 38.928814 ], [ -77.041876, 38.928816 ], [ -77.042058, 38.928816 ], [ -77.042158, 38.928817 ], [ -77.042678, 38.928818 ], [ -77.042758, 38.928821 ], [ -77.042838, 38.928827 ], [ -77.042919, 38.928837 ], [ -77.042974, 38.928847 ], [ -77.043029, 38.928859 ], [ -77.043083, 38.928872 ], [ -77.043109, 38.92888 ], [ -77.043136, 38.928887 ], [ -77.04319, 38.928905 ], [ -77.043273, 38.928938 ], [ -77.043352, 38.928976 ], [ -77.043403, 38.929003 ], [ -77.043475, 38.929047 ], [ -77.04352, 38.929079 ], [ -77.043583, 38.92913 ], [ -77.043622, 38.929166 ], [ -77.043797, 38.929354 ], [ -77.043998, 38.929579 ], [ -77.044086, 38.929663 ], [ -77.044123, 38.929696 ], [ -77.044169, 38.929744 ], [ -77.04421, 38.929694 ], [ -77.044226, 38.929628 ], [ -77.04421, 38.929563 ], [ -77.044104, 38.929438 ], [ -77.044088, 38.929421 ], [ -77.044016, 38.929333 ], [ -77.043945, 38.929234 ], [ -77.043884, 38.929144 ], [ -77.043855, 38.929098 ], [ -77.043828, 38.929052 ], [ -77.043802, 38.929005 ], [ -77.043778, 38.928958 ], [ -77.043733, 38.928862 ], [ -77.043703, 38.928791 ], [ -77.043686, 38.928745 ], [ -77.04367, 38.928698 ], [ -77.043649, 38.928628 ], [ -77.043548, 38.928244 ], [ -77.043526, 38.928192 ], [ -77.043489, 38.928121 ], [ -77.043448, 38.928062 ], [ -77.043368, 38.927969 ], [ -77.043441, 38.927947 ], [ -77.043487, 38.927908 ], [ -77.043525, 38.927845 ], [ -77.043542, 38.92782 ], [ -77.04358, 38.927755 ], [ -77.043653, 38.927616 ], [ -77.043692, 38.92755 ], [ -77.043763, 38.927442 ], [ -77.043806, 38.927381 ], [ -77.043873, 38.927293 ], [ -77.043888, 38.927276 ], [ -77.043916, 38.927241 ], [ -77.043962, 38.927188 ], [ -77.044018, 38.927121 ], [ -77.04408, 38.927054 ], [ -77.044112, 38.927022 ], [ -77.044146, 38.92699 ], [ -77.044216, 38.926929 ], [ -77.044253, 38.926899 ], [ -77.044329, 38.926842 ], [ -77.044398, 38.927464 ], [ -77.044669, 38.927456 ], [ -77.044699, 38.927454 ], [ -77.044696, 38.927482 ], [ -77.044687, 38.927623 ], [ -77.044591, 38.927867 ], [ -77.044561, 38.927927 ], [ -77.044534, 38.928123 ], [ -77.044515, 38.928345 ], [ -77.044537, 38.92851 ], [ -77.044683, 38.928778 ], [ -77.04495, 38.929051 ], [ -77.045364, 38.929396 ], [ -77.045746, 38.929797 ], [ -77.046373, 38.930653 ], [ -77.046804, 38.931106 ], [ -77.046974, 38.93133 ], [ -77.047122, 38.931448 ], [ -77.047262, 38.931522 ], [ -77.047374, 38.931624 ], [ -77.047798, 38.931749 ], [ -77.0484, 38.931901 ], [ -77.048862, 38.932029 ], [ -77.049482, 38.932183 ], [ -77.049742, 38.9322 ], [ -77.050194, 38.932221 ], [ -77.050322, 38.932269 ], [ -77.050744, 38.932604 ], [ -77.050854, 38.932826 ], [ -77.050779, 38.93301 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008802", "BLKGRPCE": "4", "GEOID": "110010088024", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 92843.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9060684", "INTPTLON": "-076.9872950", "mobility_total": "1357", "mobility_same_house": "1207", "mobility_different_house": "150", "mobility_different_house_same_metro": "103", "mobility_different_house_different_metro": "47", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.990326, 38.906451 ], [ -76.990051, 38.906696 ], [ -76.989892, 38.906836 ], [ -76.98957, 38.907121 ], [ -76.989383, 38.907289 ], [ -76.989211, 38.907442 ], [ -76.989126, 38.907518 ], [ -76.988831, 38.907777 ], [ -76.988746, 38.907738 ], [ -76.988243, 38.907521 ], [ -76.987935, 38.907386 ], [ -76.987639, 38.907262 ], [ -76.987454, 38.907183 ], [ -76.987167, 38.907063 ], [ -76.987083, 38.907028 ], [ -76.986003, 38.906567 ], [ -76.985305, 38.906268 ], [ -76.984994, 38.906137 ], [ -76.984393, 38.90588 ], [ -76.984515, 38.905705 ], [ -76.984838, 38.905247 ], [ -76.98495, 38.905085 ], [ -76.985124, 38.904833 ], [ -76.985503, 38.904288 ], [ -76.985794, 38.904415 ], [ -76.98631, 38.904631 ], [ -76.986844, 38.904862 ], [ -76.987351, 38.905077 ], [ -76.987817, 38.905276 ], [ -76.988277, 38.90547 ], [ -76.988602, 38.905611 ], [ -76.98904, 38.905798 ], [ -76.98957, 38.906021 ], [ -76.9904, 38.906386 ], [ -76.990326, 38.906451 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001001", "BLKGRPCE": "1", "GEOID": "110010010011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 277608.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9569443", "INTPTLON": "-077.0867243", "mobility_total": "894", "mobility_same_house": "813", "mobility_different_house": "81", "mobility_different_house_same_metro": "41", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.091239, 38.95647 ], [ -77.090862, 38.956767 ], [ -77.090629, 38.956952 ], [ -77.090522, 38.957038 ], [ -77.088874, 38.958335 ], [ -77.088706, 38.958473 ], [ -77.088523, 38.958618 ], [ -77.088449, 38.958676 ], [ -77.088211, 38.958869 ], [ -77.087699, 38.959274 ], [ -77.087593, 38.959342 ], [ -77.086845, 38.959922 ], [ -77.086584, 38.960122 ], [ -77.085731, 38.960777 ], [ -77.085659, 38.960633 ], [ -77.085381, 38.960092 ], [ -77.085266, 38.95987 ], [ -77.085058, 38.959457 ], [ -77.084905, 38.959158 ], [ -77.084846, 38.959041 ], [ -77.084328, 38.958027 ], [ -77.083868, 38.957122 ], [ -77.083817, 38.957024 ], [ -77.08338, 38.956171 ], [ -77.08327, 38.955954 ], [ -77.082941, 38.95531 ], [ -77.082632, 38.9547 ], [ -77.082896, 38.954703 ], [ -77.083779, 38.954704 ], [ -77.084993, 38.954704 ], [ -77.08621, 38.954704 ], [ -77.086779, 38.954704 ], [ -77.087318, 38.954705 ], [ -77.088041, 38.954704 ], [ -77.088501, 38.954707 ], [ -77.088664, 38.954702 ], [ -77.088868, 38.954805 ], [ -77.089457, 38.955224 ], [ -77.090244, 38.955776 ], [ -77.090351, 38.955849 ], [ -77.090504, 38.955949 ], [ -77.090659, 38.956059 ], [ -77.091128, 38.956387 ], [ -77.091239, 38.95647 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005301", "BLKGRPCE": "1", "GEOID": "110010053011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 49305.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9133011", "INTPTLON": "-077.0382619", "mobility_total": "1011", "mobility_same_house": "789", "mobility_different_house": "197", "mobility_different_house_same_metro": "116", "mobility_different_house_different_metro": "81", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "25" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.04066, 38.912608 ], [ -77.040323, 38.912966 ], [ -77.039957, 38.913359 ], [ -77.039609, 38.913729 ], [ -77.039461, 38.913894 ], [ -77.039355, 38.914006 ], [ -77.039275, 38.914092 ], [ -77.039204, 38.914091 ], [ -77.038852, 38.91409 ], [ -77.03861, 38.914092 ], [ -77.03848, 38.914091 ], [ -77.038073, 38.914093 ], [ -77.037169, 38.914093 ], [ -77.036649, 38.914092 ], [ -77.036509, 38.914093 ], [ -77.036509, 38.91401 ], [ -77.036514, 38.913564 ], [ -77.036514, 38.913426 ], [ -77.036513, 38.913346 ], [ -77.036513, 38.912959 ], [ -77.036514, 38.912692 ], [ -77.036515, 38.912609 ], [ -77.036896, 38.91261 ], [ -77.037203, 38.912609 ], [ -77.038133, 38.912609 ], [ -77.038484, 38.91261 ], [ -77.038607, 38.912609 ], [ -77.03878, 38.912609 ], [ -77.039203, 38.912607 ], [ -77.039532, 38.912607 ], [ -77.039877, 38.91261 ], [ -77.040476, 38.912609 ], [ -77.04066, 38.912608 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002101", "BLKGRPCE": "2", "GEOID": "110010021012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 85485.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9563882", "INTPTLON": "-077.0219606", "mobility_total": "975", "mobility_same_house": "886", "mobility_different_house": "89", "mobility_different_house_same_metro": "43", "mobility_different_house_different_metro": "46", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.024088, 38.957397 ], [ -77.023712, 38.957408 ], [ -77.023324, 38.957418 ], [ -77.022366, 38.957447 ], [ -77.021929, 38.957461 ], [ -77.020945, 38.95749 ], [ -77.020767, 38.957494 ], [ -77.020166, 38.957512 ], [ -77.020041, 38.957517 ], [ -77.019937, 38.95752 ], [ -77.019934, 38.957439 ], [ -77.019887, 38.956449 ], [ -77.019883, 38.956349 ], [ -77.019837, 38.955379 ], [ -77.022264, 38.955309 ], [ -77.023636, 38.955266 ], [ -77.023984, 38.955256 ], [ -77.024007, 38.95577 ], [ -77.02403, 38.956232 ], [ -77.024033, 38.956328 ], [ -77.024037, 38.956423 ], [ -77.024078, 38.957247 ], [ -77.024082, 38.957315 ], [ -77.024088, 38.957397 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001200", "BLKGRPCE": "1", "GEOID": "110010012001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 192701.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9510274", "INTPTLON": "-077.0709160", "mobility_total": "2107", "mobility_same_house": "1771", "mobility_different_house": "300", "mobility_different_house_same_metro": "147", "mobility_different_house_different_metro": "153", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "36" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.075802, 38.949735 ], [ -77.075645, 38.949913 ], [ -77.075375, 38.950234 ], [ -77.0751, 38.950555 ], [ -77.074944, 38.950732 ], [ -77.074887, 38.950797 ], [ -77.074764, 38.950946 ], [ -77.074652, 38.951075 ], [ -77.074444, 38.951315 ], [ -77.074315, 38.951469 ], [ -77.074224, 38.951577 ], [ -77.07384, 38.952027 ], [ -77.073729, 38.952151 ], [ -77.073708, 38.952133 ], [ -77.073683, 38.952118 ], [ -77.073655, 38.952108 ], [ -77.073625, 38.952101 ], [ -77.073506, 38.952099 ], [ -77.073085, 38.952099 ], [ -77.072868, 38.952098 ], [ -77.072156, 38.952097 ], [ -77.071719, 38.952098 ], [ -77.07152, 38.952097 ], [ -77.070894, 38.952097 ], [ -77.070401, 38.952095 ], [ -77.069844, 38.952095 ], [ -77.069844, 38.952424 ], [ -77.069844, 38.952997 ], [ -77.069845, 38.953256 ], [ -77.069837, 38.953304 ], [ -77.069815, 38.953379 ], [ -77.069632, 38.953881 ], [ -77.069596, 38.953973 ], [ -77.069576, 38.954023 ], [ -77.069519, 38.954182 ], [ -77.069509, 38.954204 ], [ -77.069425, 38.954336 ], [ -77.069365, 38.954232 ], [ -77.069328, 38.95417 ], [ -77.069239, 38.954016 ], [ -77.069199, 38.953949 ], [ -77.06887, 38.953384 ], [ -77.068825, 38.953308 ], [ -77.068774, 38.95322 ], [ -77.06875, 38.953177 ], [ -77.068183, 38.952201 ], [ -77.068123, 38.952096 ], [ -77.067921, 38.951745 ], [ -77.067728, 38.951415 ], [ -77.067325, 38.950726 ], [ -77.066714, 38.949683 ], [ -77.069845, 38.949686 ], [ -77.070166, 38.949683 ], [ -77.071535, 38.949684 ], [ -77.071985, 38.949685 ], [ -77.07212, 38.949686 ], [ -77.072618, 38.949683 ], [ -77.073313, 38.949685 ], [ -77.073971, 38.949685 ], [ -77.074507, 38.949684 ], [ -77.074604, 38.949685 ], [ -77.074879, 38.949685 ], [ -77.075155, 38.949688 ], [ -77.075339, 38.949689 ], [ -77.075644, 38.949688 ], [ -77.075679, 38.94969 ], [ -77.075712, 38.949696 ], [ -77.075745, 38.949705 ], [ -77.075775, 38.949718 ], [ -77.075802, 38.949735 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001500", "BLKGRPCE": "1", "GEOID": "110010015001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 3109915.000000, "AWATER": 6891.000000, "INTPTLAT": "+38.9723228", "INTPTLON": "-077.0493342", "mobility_total": "1674", "mobility_same_house": "1660", "mobility_different_house": "14", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.062671, 38.978793 ], [ -77.062133, 38.979209 ], [ -77.061477, 38.979728 ], [ -77.061212, 38.979941 ], [ -77.06117, 38.979975 ], [ -77.061111, 38.980022 ], [ -77.059722, 38.981098 ], [ -77.058502, 38.982048 ], [ -77.057388, 38.982917 ], [ -77.056647, 38.983483 ], [ -77.056602, 38.983518 ], [ -77.056579, 38.983535 ], [ -77.056289, 38.983768 ], [ -77.055907, 38.984072 ], [ -77.055824, 38.984138 ], [ -77.055023, 38.984748 ], [ -77.054344, 38.985298 ], [ -77.053043, 38.986274 ], [ -77.052988, 38.986315 ], [ -77.052364, 38.98679 ], [ -77.052329, 38.986818 ], [ -77.051769, 38.987244 ], [ -77.051623, 38.987145 ], [ -77.05177, 38.986949 ], [ -77.050041, 38.986067 ], [ -77.048987, 38.985632 ], [ -77.047587, 38.98536 ], [ -77.046137, 38.984454 ], [ -77.045758, 38.984151 ], [ -77.043622, 38.983992 ], [ -77.043563, 38.983988 ], [ -77.043493, 38.983983 ], [ -77.042857, 38.983936 ], [ -77.042787, 38.983941 ], [ -77.042737, 38.98394 ], [ -77.042714, 38.983938 ], [ -77.042682, 38.983931 ], [ -77.042645, 38.98392 ], [ -77.042603, 38.983914 ], [ -77.04258, 38.983909 ], [ -77.042553, 38.983905 ], [ -77.042484, 38.98389 ], [ -77.04244, 38.983875 ], [ -77.042382, 38.983852 ], [ -77.042351, 38.983834 ], [ -77.042323, 38.983809 ], [ -77.042303, 38.983797 ], [ -77.042269, 38.983773 ], [ -77.042237, 38.983744 ], [ -77.042179, 38.983722 ], [ -77.042151, 38.983706 ], [ -77.042127, 38.983678 ], [ -77.042106, 38.983647 ], [ -77.042096, 38.98363 ], [ -77.042084, 38.983614 ], [ -77.042045, 38.983566 ], [ -77.042, 38.983516 ], [ -77.041974, 38.983499 ], [ -77.041945, 38.983489 ], [ -77.041929, 38.983468 ], [ -77.041913, 38.983449 ], [ -77.041891, 38.983437 ], [ -77.041847, 38.983417 ], [ -77.041837, 38.983393 ], [ -77.0418, 38.983349 ], [ -77.041796, 38.98332 ], [ -77.041782, 38.983293 ], [ -77.04176, 38.983268 ], [ -77.041688, 38.983232 ], [ -77.041651, 38.983216 ], [ -77.041621, 38.983202 ], [ -77.041594, 38.983187 ], [ -77.041556, 38.98317 ], [ -77.041516, 38.983158 ], [ -77.041472, 38.983149 ], [ -77.041432, 38.983143 ], [ -77.041395, 38.983152 ], [ -77.041355, 38.983164 ], [ -77.04133, 38.98317 ], [ -77.041285, 38.983176 ], [ -77.041238, 38.983176 ], [ -77.04117, 38.983171 ], [ -77.041069, 38.98316 ], [ -77.041025, 38.983151 ], [ -77.040978, 38.98314 ], [ -77.040957, 38.983132 ], [ -77.040919, 38.983113 ], [ -77.0409, 38.983102 ], [ -77.04087, 38.983077 ], [ -77.040856, 38.983061 ], [ -77.040827, 38.983032 ], [ -77.0408, 38.983003 ], [ -77.040772, 38.982975 ], [ -77.040741, 38.982951 ], [ -77.040729, 38.982935 ], [ -77.040702, 38.982905 ], [ -77.04069, 38.982889 ], [ -77.040671, 38.982857 ], [ -77.040654, 38.982831 ], [ -77.040632, 38.982816 ], [ -77.040607, 38.982803 ], [ -77.040552, 38.982782 ], [ -77.040494, 38.982751 ], [ -77.040371, 38.982692 ], [ -77.040339, 38.982679 ], [ -77.040315, 38.982664 ], [ -77.040293, 38.982645 ], [ -77.040266, 38.982619 ], [ -77.040216, 38.982578 ], [ -77.040198, 38.982565 ], [ -77.040157, 38.982521 ], [ -77.040146, 38.982504 ], [ -77.040135, 38.982484 ], [ -77.040122, 38.982466 ], [ -77.040111, 38.982448 ], [ -77.040101, 38.982427 ], [ -77.040091, 38.982409 ], [ -77.040069, 38.982373 ], [ -77.040052, 38.982338 ], [ -77.040049, 38.982304 ], [ -77.040067, 38.982272 ], [ -77.040086, 38.982235 ], [ -77.0401, 38.9822 ], [ -77.040107, 38.982164 ], [ -77.040118, 38.982129 ], [ -77.040136, 38.982098 ], [ -77.040155, 38.982071 ], [ -77.040157, 38.982046 ], [ -77.040143, 38.982026 ], [ -77.040123, 38.982005 ], [ -77.040094, 38.981985 ], [ -77.040064, 38.98197 ], [ -77.040038, 38.981953 ], [ -77.04002, 38.981924 ], [ -77.040018, 38.981886 ], [ -77.040018, 38.981866 ], [ -77.04002, 38.981842 ], [ -77.04002, 38.98182 ], [ -77.040017, 38.981776 ], [ -77.040018, 38.981754 ], [ -77.040028, 38.98171 ], [ -77.040038, 38.981688 ], [ -77.040066, 38.981651 ], [ -77.040099, 38.981603 ], [ -77.04012, 38.981576 ], [ -77.040166, 38.98152 ], [ -77.040198, 38.981485 ], [ -77.040215, 38.981469 ], [ -77.04023, 38.981451 ], [ -77.040247, 38.981433 ], [ -77.040338, 38.981349 ], [ -77.040402, 38.981275 ], [ -77.040434, 38.981217 ], [ -77.040445, 38.981199 ], [ -77.040467, 38.981167 ], [ -77.040483, 38.981137 ], [ -77.040497, 38.981106 ], [ -77.040523, 38.981075 ], [ -77.04061, 38.981001 ], [ -77.040631, 38.980989 ], [ -77.040651, 38.980976 ], [ -77.040706, 38.980936 ], [ -77.040726, 38.98092 ], [ -77.040761, 38.980889 ], [ -77.040779, 38.980876 ], [ -77.040799, 38.980865 ], [ -77.040824, 38.980854 ], [ -77.040845, 38.980842 ], [ -77.040889, 38.980822 ], [ -77.040913, 38.980813 ], [ -77.040934, 38.980802 ], [ -77.040956, 38.980793 ], [ -77.041003, 38.980781 ], [ -77.041043, 38.980767 ], [ -77.041066, 38.980761 ], [ -77.041097, 38.980746 ], [ -77.041131, 38.980734 ], [ -77.041169, 38.980722 ], [ -77.041201, 38.980703 ], [ -77.041239, 38.980685 ], [ -77.04126, 38.980677 ], [ -77.041341, 38.980649 ], [ -77.041376, 38.980634 ], [ -77.041407, 38.980619 ], [ -77.041433, 38.980601 ], [ -77.04146, 38.980587 ], [ -77.041489, 38.980584 ], [ -77.041516, 38.980587 ], [ -77.041545, 38.980587 ], [ -77.041606, 38.980592 ], [ -77.041638, 38.980597 ], [ -77.04167, 38.980596 ], [ -77.041706, 38.980587 ], [ -77.041732, 38.980573 ], [ -77.041786, 38.980526 ], [ -77.041813, 38.980499 ], [ -77.04184, 38.980474 ], [ -77.041889, 38.980425 ], [ -77.041924, 38.980381 ], [ -77.04196, 38.980346 ], [ -77.041988, 38.98034 ], [ -77.042011, 38.980348 ], [ -77.042031, 38.980361 ], [ -77.042043, 38.980377 ], [ -77.042059, 38.98039 ], [ -77.042091, 38.980397 ], [ -77.042117, 38.980398 ], [ -77.042137, 38.980417 ], [ -77.04214, 38.980436 ], [ -77.042156, 38.980452 ], [ -77.042188, 38.980461 ], [ -77.042207, 38.980432 ], [ -77.04221, 38.980451 ], [ -77.042235, 38.980428 ], [ -77.042265, 38.980425 ], [ -77.042295, 38.980374 ], [ -77.04229, 38.980349 ], [ -77.042285, 38.98033 ], [ -77.042261, 38.980296 ], [ -77.042247, 38.980274 ], [ -77.042242, 38.980248 ], [ -77.042242, 38.980223 ], [ -77.04226, 38.980206 ], [ -77.042302, 38.980181 ], [ -77.042329, 38.980188 ], [ -77.04235, 38.980206 ], [ -77.042375, 38.980221 ], [ -77.042429, 38.980247 ], [ -77.042448, 38.980259 ], [ -77.042464, 38.980273 ], [ -77.042495, 38.980296 ], [ -77.042521, 38.980312 ], [ -77.042548, 38.980308 ], [ -77.042572, 38.980312 ], [ -77.04259, 38.980351 ], [ -77.042626, 38.980366 ], [ -77.042665, 38.980378 ], [ -77.042706, 38.980401 ], [ -77.04274, 38.980427 ], [ -77.042759, 38.98044 ], [ -77.042795, 38.980467 ], [ -77.042814, 38.980479 ], [ -77.042835, 38.98049 ], [ -77.042857, 38.980499 ], [ -77.042921, 38.980518 ], [ -77.042944, 38.980529 ], [ -77.042981, 38.98055 ], [ -77.043018, 38.980574 ], [ -77.043036, 38.980589 ], [ -77.043072, 38.980615 ], [ -77.043149, 38.980654 ], [ -77.04317, 38.980662 ], [ -77.043202, 38.980682 ], [ -77.043223, 38.980702 ], [ -77.043231, 38.980726 ], [ -77.043253, 38.980747 ], [ -77.043282, 38.980763 ], [ -77.043315, 38.980775 ], [ -77.043354, 38.980788 ], [ -77.043375, 38.980796 ], [ -77.043413, 38.980806 ], [ -77.04345, 38.980808 ], [ -77.043492, 38.980808 ], [ -77.043529, 38.9808 ], [ -77.043652, 38.980734 ], [ -77.043691, 38.980718 ], [ -77.043772, 38.980708 ], [ -77.043853, 38.98069 ], [ -77.043876, 38.980686 ], [ -77.043915, 38.980675 ], [ -77.044019, 38.980609 ], [ -77.044038, 38.980598 ], [ -77.044111, 38.980562 ], [ -77.044174, 38.980537 ], [ -77.044232, 38.980511 ], [ -77.044265, 38.980492 ], [ -77.044293, 38.98048 ], [ -77.044357, 38.980475 ], [ -77.044393, 38.980474 ], [ -77.044428, 38.980469 ], [ -77.044461, 38.980457 ], [ -77.044489, 38.980435 ], [ -77.044518, 38.980408 ], [ -77.044543, 38.980373 ], [ -77.044583, 38.980326 ], [ -77.044609, 38.9803 ], [ -77.04463, 38.980276 ], [ -77.044655, 38.980255 ], [ -77.044676, 38.980232 ], [ -77.044691, 38.980203 ], [ -77.044704, 38.98017 ], [ -77.044715, 38.980138 ], [ -77.04472, 38.98012 ], [ -77.044723, 38.980102 ], [ -77.04473, 38.98007 ], [ -77.044733, 38.980052 ], [ -77.044734, 38.979988 ], [ -77.04474, 38.979955 ], [ -77.044735, 38.979925 ], [ -77.044718, 38.9799 ], [ -77.044691, 38.979876 ], [ -77.044664, 38.97985 ], [ -77.044622, 38.9798 ], [ -77.044609, 38.979783 ], [ -77.044592, 38.979767 ], [ -77.044568, 38.979752 ], [ -77.044536, 38.979742 ], [ -77.044508, 38.979731 ], [ -77.044487, 38.979716 ], [ -77.044471, 38.979692 ], [ -77.044479, 38.979667 ], [ -77.044474, 38.979646 ], [ -77.044444, 38.979593 ], [ -77.044424, 38.979582 ], [ -77.044371, 38.979559 ], [ -77.044348, 38.979546 ], [ -77.044327, 38.97953 ], [ -77.044304, 38.979518 ], [ -77.044271, 38.979488 ], [ -77.044255, 38.979454 ], [ -77.044234, 38.979426 ], [ -77.044214, 38.979396 ], [ -77.044191, 38.979374 ], [ -77.044174, 38.97935 ], [ -77.044174, 38.979321 ], [ -77.044181, 38.979293 ], [ -77.044173, 38.979269 ], [ -77.044162, 38.979243 ], [ -77.044153, 38.979224 ], [ -77.044118, 38.979188 ], [ -77.044126, 38.979169 ], [ -77.044125, 38.979129 ], [ -77.044119, 38.979107 ], [ -77.044098, 38.97904 ], [ -77.044086, 38.978994 ], [ -77.044076, 38.97895 ], [ -77.044073, 38.978903 ], [ -77.044067, 38.978881 ], [ -77.044063, 38.978857 ], [ -77.044066, 38.97881 ], [ -77.044068, 38.978762 ], [ -77.044066, 38.978669 ], [ -77.044062, 38.978626 ], [ -77.044052, 38.978564 ], [ -77.044053, 38.978544 ], [ -77.044056, 38.978522 ], [ -77.044053, 38.978479 ], [ -77.044049, 38.978457 ], [ -77.044034, 38.978393 ], [ -77.044027, 38.978373 ], [ -77.044016, 38.978353 ], [ -77.043981, 38.978299 ], [ -77.043956, 38.97827 ], [ -77.043925, 38.978246 ], [ -77.043896, 38.978222 ], [ -77.043868, 38.978203 ], [ -77.043834, 38.978188 ], [ -77.043815, 38.978176 ], [ -77.043765, 38.97814 ], [ -77.043736, 38.978117 ], [ -77.043708, 38.9781 ], [ -77.04368, 38.978099 ], [ -77.043652, 38.978092 ], [ -77.043627, 38.978081 ], [ -77.043602, 38.978085 ], [ -77.043576, 38.978083 ], [ -77.043517, 38.978062 ], [ -77.04348, 38.978051 ], [ -77.043418, 38.978031 ], [ -77.043336, 38.978009 ], [ -77.043307, 38.978004 ], [ -77.043265, 38.97799 ], [ -77.043242, 38.977984 ], [ -77.043209, 38.977979 ], [ -77.043178, 38.977978 ], [ -77.043133, 38.977969 ], [ -77.043092, 38.977956 ], [ -77.043059, 38.97794 ], [ -77.043028, 38.97793 ], [ -77.042989, 38.977926 ], [ -77.042948, 38.977919 ], [ -77.042913, 38.977901 ], [ -77.042873, 38.977879 ], [ -77.042839, 38.977857 ], [ -77.042801, 38.977839 ], [ -77.042731, 38.977802 ], [ -77.042635, 38.977747 ], [ -77.042614, 38.977736 ], [ -77.04253, 38.977699 ], [ -77.042512, 38.977687 ], [ -77.042477, 38.97766 ], [ -77.042458, 38.977648 ], [ -77.04244, 38.977634 ], [ -77.042405, 38.97761 ], [ -77.042386, 38.977598 ], [ -77.042366, 38.977588 ], [ -77.042328, 38.977565 ], [ -77.042276, 38.97753 ], [ -77.042258, 38.977517 ], [ -77.042242, 38.977503 ], [ -77.042207, 38.977477 ], [ -77.042188, 38.977465 ], [ -77.042152, 38.977444 ], [ -77.042113, 38.977426 ], [ -77.042045, 38.977387 ], [ -77.042004, 38.977373 ], [ -77.041964, 38.977362 ], [ -77.04194, 38.977357 ], [ -77.04188, 38.977337 ], [ -77.041855, 38.977331 ], [ -77.041814, 38.977316 ], [ -77.041774, 38.977296 ], [ -77.041756, 38.977284 ], [ -77.041724, 38.977258 ], [ -77.041696, 38.977231 ], [ -77.041647, 38.977177 ], [ -77.041601, 38.977119 ], [ -77.041574, 38.977091 ], [ -77.041558, 38.977076 ], [ -77.041542, 38.977063 ], [ -77.041453, 38.977001 ], [ -77.041434, 38.97699 ], [ -77.041416, 38.976978 ], [ -77.041382, 38.976959 ], [ -77.041345, 38.976943 ], [ -77.041312, 38.976927 ], [ -77.041239, 38.976894 ], [ -77.041204, 38.976876 ], [ -77.041162, 38.976863 ], [ -77.041123, 38.976853 ], [ -77.041101, 38.976845 ], [ -77.041063, 38.976826 ], [ -77.041022, 38.976804 ], [ -77.041, 38.976794 ], [ -77.040962, 38.976774 ], [ -77.040923, 38.976756 ], [ -77.040849, 38.976717 ], [ -77.040784, 38.976679 ], [ -77.040668, 38.976622 ], [ -77.040628, 38.976604 ], [ -77.040608, 38.976594 ], [ -77.040586, 38.976585 ], [ -77.040527, 38.976554 ], [ -77.040491, 38.976532 ], [ -77.040476, 38.976518 ], [ -77.040441, 38.976495 ], [ -77.040405, 38.976474 ], [ -77.040374, 38.976466 ], [ -77.040335, 38.976463 ], [ -77.040296, 38.976456 ], [ -77.040257, 38.976445 ], [ -77.040221, 38.976433 ], [ -77.040189, 38.976418 ], [ -77.040153, 38.976399 ], [ -77.040119, 38.976376 ], [ -77.040103, 38.976363 ], [ -77.04007, 38.976334 ], [ -77.039997, 38.976263 ], [ -77.039945, 38.976206 ], [ -77.039923, 38.976178 ], [ -77.039903, 38.97615 ], [ -77.039886, 38.976119 ], [ -77.039876, 38.976089 ], [ -77.039863, 38.976061 ], [ -77.039848, 38.976039 ], [ -77.039827, 38.976017 ], [ -77.039814, 38.975995 ], [ -77.03982, 38.975971 ], [ -77.039831, 38.975933 ], [ -77.039845, 38.97591 ], [ -77.039856, 38.975879 ], [ -77.039866, 38.975845 ], [ -77.039874, 38.975811 ], [ -77.039879, 38.97576 ], [ -77.03988, 38.975732 ], [ -77.039874, 38.975705 ], [ -77.039875, 38.975677 ], [ -77.039883, 38.975648 ], [ -77.039889, 38.97562 ], [ -77.039893, 38.975591 ], [ -77.039886, 38.975558 ], [ -77.039866, 38.975498 ], [ -77.039841, 38.975436 ], [ -77.039822, 38.975406 ], [ -77.039812, 38.975378 ], [ -77.039819, 38.975353 ], [ -77.039833, 38.975334 ], [ -77.039848, 38.97532 ], [ -77.039856, 38.975303 ], [ -77.039885, 38.975264 ], [ -77.0399, 38.975247 ], [ -77.039917, 38.97523 ], [ -77.039963, 38.975192 ], [ -77.03998, 38.975174 ], [ -77.04003, 38.975129 ], [ -77.040051, 38.975102 ], [ -77.040069, 38.975075 ], [ -77.040085, 38.975047 ], [ -77.040101, 38.975021 ], [ -77.040113, 38.974999 ], [ -77.040128, 38.974975 ], [ -77.04014, 38.974952 ], [ -77.040144, 38.974928 ], [ -77.040141, 38.974901 ], [ -77.040129, 38.974872 ], [ -77.040115, 38.974843 ], [ -77.040095, 38.974818 ], [ -77.040073, 38.974793 ], [ -77.040056, 38.974763 ], [ -77.039999, 38.974722 ], [ -77.039982, 38.974708 ], [ -77.039968, 38.974692 ], [ -77.039946, 38.97466 ], [ -77.039903, 38.974594 ], [ -77.039895, 38.974577 ], [ -77.039875, 38.974545 ], [ -77.039831, 38.9745 ], [ -77.039795, 38.974473 ], [ -77.039777, 38.974461 ], [ -77.039744, 38.974431 ], [ -77.039699, 38.974384 ], [ -77.039669, 38.97436 ], [ -77.039617, 38.974331 ], [ -77.03961, 38.974306 ], [ -77.039578, 38.974259 ], [ -77.039561, 38.974222 ], [ -77.039558, 38.974201 ], [ -77.039559, 38.974183 ], [ -77.039558, 38.974164 ], [ -77.039549, 38.974125 ], [ -77.039548, 38.9741 ], [ -77.039549, 38.974076 ], [ -77.039552, 38.974052 ], [ -77.039563, 38.973988 ], [ -77.039565, 38.973967 ], [ -77.039575, 38.973933 ], [ -77.039595, 38.973917 ], [ -77.039635, 38.973871 ], [ -77.039664, 38.973849 ], [ -77.039692, 38.973829 ], [ -77.03971, 38.973808 ], [ -77.039725, 38.973779 ], [ -77.039752, 38.973746 ], [ -77.039765, 38.973728 ], [ -77.039777, 38.973707 ], [ -77.039799, 38.973665 ], [ -77.039816, 38.973624 ], [ -77.039823, 38.973605 ], [ -77.039831, 38.973588 ], [ -77.039851, 38.973557 ], [ -77.039867, 38.97354 ], [ -77.039886, 38.973503 ], [ -77.039895, 38.973459 ], [ -77.039879, 38.97341 ], [ -77.039882, 38.973386 ], [ -77.039897, 38.973357 ], [ -77.039904, 38.973325 ], [ -77.039909, 38.973297 ], [ -77.03993, 38.973236 ], [ -77.039953, 38.973176 ], [ -77.039963, 38.973143 ], [ -77.039975, 38.973116 ], [ -77.039991, 38.973093 ], [ -77.04, 38.973063 ], [ -77.04001, 38.973036 ], [ -77.040033, 38.972959 ], [ -77.040043, 38.972932 ], [ -77.040075, 38.972883 ], [ -77.040093, 38.972836 ], [ -77.040116, 38.972777 ], [ -77.040127, 38.972757 ], [ -77.040137, 38.972728 ], [ -77.040144, 38.972696 ], [ -77.040155, 38.972667 ], [ -77.040172, 38.972614 ], [ -77.040191, 38.972543 ], [ -77.040194, 38.972525 ], [ -77.040201, 38.972492 ], [ -77.040204, 38.972474 ], [ -77.040207, 38.97244 ], [ -77.04021, 38.972361 ], [ -77.040204, 38.97234 ], [ -77.0402, 38.97232 ], [ -77.040203, 38.972302 ], [ -77.040208, 38.972283 ], [ -77.040204, 38.972211 ], [ -77.040201, 38.972191 ], [ -77.040198, 38.972155 ], [ -77.040197, 38.972122 ], [ -77.040205, 38.972096 ], [ -77.040208, 38.97207 ], [ -77.040206, 38.972039 ], [ -77.040206, 38.972018 ], [ -77.040202, 38.97199 ], [ -77.040209, 38.97197 ], [ -77.040208, 38.971944 ], [ -77.040203, 38.971916 ], [ -77.040191, 38.971894 ], [ -77.04017, 38.971875 ], [ -77.040156, 38.971857 ], [ -77.040183, 38.971841 ], [ -77.040218, 38.971828 ], [ -77.040251, 38.971823 ], [ -77.040277, 38.971822 ], [ -77.040339, 38.971803 ], [ -77.040364, 38.971794 ], [ -77.040416, 38.971772 ], [ -77.040441, 38.971763 ], [ -77.040467, 38.971755 ], [ -77.040495, 38.971745 ], [ -77.040543, 38.971725 ], [ -77.040589, 38.971701 ], [ -77.040611, 38.971687 ], [ -77.040675, 38.97164 ], [ -77.040736, 38.971587 ], [ -77.040757, 38.97157 ], [ -77.040799, 38.97153 ], [ -77.040852, 38.971485 ], [ -77.040877, 38.971458 ], [ -77.040903, 38.971428 ], [ -77.040957, 38.971371 ], [ -77.040982, 38.97134 ], [ -77.041007, 38.971311 ], [ -77.041022, 38.971297 ], [ -77.041036, 38.971282 ], [ -77.041066, 38.971256 ], [ -77.041098, 38.971233 ], [ -77.041183, 38.971201 ], [ -77.041238, 38.971186 ], [ -77.041283, 38.971168 ], [ -77.041309, 38.97116 ], [ -77.04139, 38.971143 ], [ -77.041415, 38.971139 ], [ -77.041445, 38.971132 ], [ -77.041592, 38.971092 ], [ -77.041644, 38.971075 ], [ -77.041677, 38.971067 ], [ -77.041735, 38.971056 ], [ -77.041831, 38.971043 ], [ -77.041884, 38.971033 ], [ -77.04191, 38.971027 ], [ -77.041932, 38.97102 ], [ -77.041969, 38.97101 ], [ -77.042026, 38.971005 ], [ -77.04208, 38.971002 ], [ -77.042177, 38.971001 ], [ -77.042205, 38.971004 ], [ -77.042266, 38.971007 ], [ -77.042291, 38.97101 ], [ -77.042325, 38.971016 ], [ -77.042358, 38.971019 ], [ -77.042412, 38.971041 ], [ -77.04243, 38.971059 ], [ -77.042454, 38.971101 ], [ -77.042465, 38.971129 ], [ -77.042484, 38.971164 ], [ -77.042503, 38.97118 ], [ -77.042531, 38.971191 ], [ -77.042557, 38.971207 ], [ -77.042587, 38.971223 ], [ -77.042618, 38.971236 ], [ -77.042645, 38.971245 ], [ -77.042683, 38.971252 ], [ -77.042731, 38.971259 ], [ -77.04277, 38.971266 ], [ -77.04282, 38.971272 ], [ -77.042863, 38.97128 ], [ -77.042904, 38.971289 ], [ -77.043075, 38.971308 ], [ -77.04313, 38.971312 ], [ -77.043245, 38.971315 ], [ -77.043298, 38.971315 ], [ -77.043365, 38.97131 ], [ -77.043392, 38.971309 ], [ -77.043416, 38.971307 ], [ -77.043439, 38.971304 ], [ -77.043487, 38.9713 ], [ -77.04353, 38.971289 ], [ -77.043569, 38.971276 ], [ -77.043613, 38.971259 ], [ -77.043671, 38.971229 ], [ -77.043695, 38.97122 ], [ -77.04372, 38.971214 ], [ -77.043816, 38.971196 ], [ -77.043847, 38.971195 ], [ -77.043859, 38.971213 ], [ -77.043922, 38.971189 ], [ -77.043939, 38.971171 ], [ -77.044033, 38.971148 ], [ -77.04408, 38.971134 ], [ -77.044123, 38.971123 ], [ -77.044201, 38.9711 ], [ -77.0443, 38.971062 ], [ -77.044323, 38.97105 ], [ -77.044388, 38.971012 ], [ -77.044407, 38.970997 ], [ -77.044425, 38.97098 ], [ -77.04445, 38.970952 ], [ -77.044501, 38.970909 ], [ -77.044515, 38.970894 ], [ -77.044654, 38.970768 ], [ -77.04467, 38.97075 ], [ -77.044729, 38.970667 ], [ -77.04474, 38.970647 ], [ -77.044749, 38.970625 ], [ -77.04476, 38.970603 ], [ -77.044773, 38.970583 ], [ -77.044784, 38.970564 ], [ -77.044794, 38.970543 ], [ -77.044812, 38.970486 ], [ -77.044816, 38.970467 ], [ -77.044816, 38.970447 ], [ -77.044817, 38.970428 ], [ -77.044822, 38.970392 ], [ -77.044827, 38.970373 ], [ -77.04485, 38.970346 ], [ -77.044861, 38.970315 ], [ -77.044865, 38.970296 ], [ -77.044868, 38.970274 ], [ -77.044872, 38.970234 ], [ -77.044877, 38.970214 ], [ -77.044892, 38.970168 ], [ -77.044903, 38.970148 ], [ -77.044915, 38.970129 ], [ -77.044925, 38.97011 ], [ -77.044943, 38.970063 ], [ -77.044959, 38.970002 ], [ -77.044966, 38.969982 ], [ -77.044976, 38.969964 ], [ -77.044989, 38.969946 ], [ -77.045011, 38.969903 ], [ -77.045088, 38.969777 ], [ -77.045103, 38.969759 ], [ -77.045114, 38.969738 ], [ -77.04512, 38.969718 ], [ -77.045122, 38.969682 ], [ -77.045122, 38.96966 ], [ -77.045125, 38.969636 ], [ -77.04513, 38.969616 ], [ -77.045134, 38.969572 ], [ -77.045139, 38.969548 ], [ -77.045142, 38.969527 ], [ -77.045146, 38.969484 ], [ -77.045146, 38.969466 ], [ -77.045139, 38.96944 ], [ -77.045151, 38.969412 ], [ -77.045156, 38.969391 ], [ -77.045157, 38.96937 ], [ -77.045156, 38.969279 ], [ -77.04516, 38.969234 ], [ -77.045164, 38.969209 ], [ -77.045176, 38.969164 ], [ -77.045183, 38.969121 ], [ -77.045192, 38.969081 ], [ -77.045206, 38.96905 ], [ -77.04523, 38.969024 ], [ -77.045339, 38.968961 ], [ -77.045428, 38.968902 ], [ -77.045563, 38.968815 ], [ -77.045614, 38.96879 ], [ -77.045636, 38.968776 ], [ -77.045678, 38.968751 ], [ -77.045699, 38.96874 ], [ -77.045749, 38.968716 ], [ -77.045804, 38.968676 ], [ -77.045843, 38.968645 ], [ -77.045874, 38.968615 ], [ -77.045886, 38.968599 ], [ -77.045906, 38.968564 ], [ -77.045923, 38.96853 ], [ -77.045945, 38.968495 ], [ -77.045952, 38.968477 ], [ -77.045959, 38.968444 ], [ -77.045973, 38.968412 ], [ -77.045996, 38.968386 ], [ -77.04602, 38.968366 ], [ -77.046041, 38.968347 ], [ -77.046068, 38.968327 ], [ -77.046091, 38.968333 ], [ -77.046106, 38.968353 ], [ -77.046118, 38.968337 ], [ -77.046117, 38.968314 ], [ -77.046118, 38.96829 ], [ -77.046136, 38.968276 ], [ -77.046184, 38.968257 ], [ -77.046204, 38.968246 ], [ -77.04622, 38.968233 ], [ -77.046228, 38.968212 ], [ -77.046232, 38.968192 ], [ -77.046252, 38.968171 ], [ -77.046277, 38.96815 ], [ -77.046332, 38.96811 ], [ -77.046366, 38.968092 ], [ -77.046396, 38.968074 ], [ -77.046426, 38.968054 ], [ -77.046452, 38.968031 ], [ -77.046503, 38.967981 ], [ -77.04652, 38.967968 ], [ -77.046551, 38.967936 ], [ -77.046568, 38.967917 ], [ -77.046587, 38.967899 ], [ -77.046622, 38.967861 ], [ -77.046676, 38.967808 ], [ -77.046703, 38.967769 ], [ -77.046714, 38.967749 ], [ -77.046731, 38.967704 ], [ -77.046737, 38.967682 ], [ -77.046755, 38.967639 ], [ -77.046775, 38.967577 ], [ -77.046784, 38.967554 ], [ -77.046797, 38.967511 ], [ -77.046805, 38.967491 ], [ -77.046811, 38.96747 ], [ -77.04682, 38.967429 ], [ -77.046826, 38.967409 ], [ -77.046854, 38.967348 ], [ -77.046875, 38.967297 ], [ -77.046881, 38.967276 ], [ -77.046887, 38.967236 ], [ -77.046892, 38.967216 ], [ -77.046905, 38.967173 ], [ -77.046913, 38.967136 ], [ -77.046915, 38.967118 ], [ -77.046915, 38.9671 ], [ -77.046913, 38.967068 ], [ -77.046906, 38.967034 ], [ -77.046905, 38.967015 ], [ -77.046909, 38.966983 ], [ -77.046918, 38.966957 ], [ -77.046915, 38.966925 ], [ -77.046901, 38.966899 ], [ -77.046894, 38.966881 ], [ -77.046905, 38.966858 ], [ -77.046911, 38.96684 ], [ -77.046914, 38.966804 ], [ -77.046897, 38.966776 ], [ -77.046883, 38.966743 ], [ -77.046883, 38.96669 ], [ -77.046892, 38.966638 ], [ -77.046893, 38.966618 ], [ -77.046896, 38.966596 ], [ -77.046906, 38.966547 ], [ -77.046911, 38.9665 ], [ -77.046921, 38.966452 ], [ -77.046928, 38.96643 ], [ -77.046937, 38.966408 ], [ -77.046944, 38.966385 ], [ -77.04696, 38.966346 ], [ -77.046971, 38.966327 ], [ -77.047039, 38.966183 ], [ -77.04705, 38.966165 ], [ -77.047072, 38.966123 ], [ -77.047084, 38.966104 ], [ -77.047098, 38.966086 ], [ -77.047125, 38.966048 ], [ -77.047142, 38.966008 ], [ -77.047151, 38.965991 ], [ -77.047174, 38.965953 ], [ -77.047198, 38.9659 ], [ -77.047208, 38.965881 ], [ -77.047224, 38.965838 ], [ -77.047229, 38.965819 ], [ -77.047236, 38.965801 ], [ -77.04725, 38.965759 ], [ -77.047259, 38.965742 ], [ -77.047281, 38.965711 ], [ -77.047294, 38.965696 ], [ -77.047314, 38.965668 ], [ -77.047323, 38.96565 ], [ -77.047339, 38.965627 ], [ -77.047353, 38.965595 ], [ -77.047364, 38.965558 ], [ -77.047373, 38.965541 ], [ -77.047394, 38.965509 ], [ -77.047413, 38.965476 ], [ -77.047448, 38.965403 ], [ -77.04747, 38.965347 ], [ -77.047493, 38.965287 ], [ -77.047498, 38.965256 ], [ -77.047499, 38.965245 ], [ -77.047511, 38.965184 ], [ -77.047521, 38.96515 ], [ -77.047541, 38.965122 ], [ -77.047568, 38.965106 ], [ -77.047585, 38.965086 ], [ -77.047594, 38.965066 ], [ -77.047606, 38.965044 ], [ -77.047604, 38.965026 ], [ -77.047603, 38.964999 ], [ -77.047615, 38.964972 ], [ -77.047621, 38.964943 ], [ -77.047624, 38.964919 ], [ -77.047625, 38.964897 ], [ -77.047624, 38.964877 ], [ -77.047626, 38.964853 ], [ -77.047593, 38.964851 ], [ -77.04762, 38.964786 ], [ -77.047631, 38.964767 ], [ -77.047624, 38.964747 ], [ -77.047603, 38.964737 ], [ -77.047593, 38.964718 ], [ -77.047568, 38.964684 ], [ -77.047554, 38.964658 ], [ -77.047538, 38.964633 ], [ -77.047518, 38.964611 ], [ -77.0475, 38.964587 ], [ -77.047485, 38.964553 ], [ -77.047469, 38.964525 ], [ -77.047448, 38.964495 ], [ -77.047403, 38.964434 ], [ -77.047388, 38.964416 ], [ -77.047355, 38.964379 ], [ -77.047342, 38.96436 ], [ -77.047323, 38.964322 ], [ -77.047309, 38.96429 ], [ -77.047295, 38.964266 ], [ -77.047276, 38.964243 ], [ -77.047258, 38.964223 ], [ -77.047235, 38.96421 ], [ -77.047211, 38.964193 ], [ -77.047169, 38.964153 ], [ -77.047158, 38.964136 ], [ -77.047142, 38.964121 ], [ -77.047122, 38.964108 ], [ -77.047102, 38.964086 ], [ -77.047049, 38.96402 ], [ -77.047025, 38.963987 ], [ -77.046966, 38.963935 ], [ -77.04695, 38.963919 ], [ -77.046932, 38.963905 ], [ -77.046917, 38.963891 ], [ -77.04689, 38.963859 ], [ -77.046843, 38.963809 ], [ -77.046818, 38.963779 ], [ -77.046806, 38.963762 ], [ -77.046784, 38.963728 ], [ -77.046772, 38.963696 ], [ -77.046767, 38.963672 ], [ -77.04672, 38.963624 ], [ -77.046655, 38.963527 ], [ -77.046641, 38.96351 ], [ -77.046612, 38.963478 ], [ -77.046595, 38.963463 ], [ -77.046576, 38.963448 ], [ -77.046559, 38.963433 ], [ -77.046542, 38.963416 ], [ -77.046485, 38.963368 ], [ -77.046448, 38.96333 ], [ -77.046429, 38.963313 ], [ -77.046413, 38.963296 ], [ -77.046399, 38.963278 ], [ -77.04639, 38.963261 ], [ -77.04637, 38.96323 ], [ -77.046348, 38.963198 ], [ -77.046309, 38.963156 ], [ -77.046297, 38.96314 ], [ -77.046287, 38.963121 ], [ -77.046275, 38.963104 ], [ -77.046261, 38.963089 ], [ -77.046245, 38.963076 ], [ -77.046173, 38.963013 ], [ -77.046139, 38.962987 ], [ -77.046119, 38.962976 ], [ -77.046097, 38.962967 ], [ -77.046074, 38.962954 ], [ -77.046003, 38.962911 ], [ -77.045972, 38.962891 ], [ -77.045939, 38.962879 ], [ -77.045907, 38.962875 ], [ -77.045876, 38.962874 ], [ -77.045846, 38.962865 ], [ -77.045819, 38.962854 ], [ -77.045798, 38.962842 ], [ -77.045781, 38.962821 ], [ -77.045756, 38.962799 ], [ -77.04568, 38.962764 ], [ -77.045636, 38.962748 ], [ -77.045539, 38.962701 ], [ -77.045522, 38.962683 ], [ -77.045504, 38.962668 ], [ -77.045458, 38.962637 ], [ -77.045414, 38.962612 ], [ -77.045389, 38.962601 ], [ -77.045335, 38.962586 ], [ -77.045285, 38.96257 ], [ -77.045263, 38.962559 ], [ -77.045243, 38.962547 ], [ -77.045205, 38.962499 ], [ -77.045173, 38.962497 ], [ -77.045141, 38.962492 ], [ -77.045105, 38.962489 ], [ -77.045064, 38.962482 ], [ -77.04499, 38.962453 ], [ -77.044957, 38.962433 ], [ -77.044927, 38.96241 ], [ -77.044904, 38.962389 ], [ -77.044871, 38.962372 ], [ -77.044831, 38.962355 ], [ -77.04479, 38.962333 ], [ -77.044733, 38.962296 ], [ -77.04469, 38.962271 ], [ -77.044651, 38.962245 ], [ -77.04461, 38.962215 ], [ -77.044568, 38.96219 ], [ -77.044548, 38.962174 ], [ -77.044482, 38.962124 ], [ -77.044459, 38.962109 ], [ -77.044417, 38.962076 ], [ -77.044395, 38.96206 ], [ -77.044371, 38.962044 ], [ -77.044322, 38.962015 ], [ -77.044301, 38.962 ], [ -77.04426, 38.961968 ], [ -77.044123, 38.961872 ], [ -77.044075, 38.961842 ], [ -77.044026, 38.961808 ], [ -77.044004, 38.961791 ], [ -77.043986, 38.961774 ], [ -77.043959, 38.96174 ], [ -77.043928, 38.961706 ], [ -77.04391, 38.961691 ], [ -77.043853, 38.961651 ], [ -77.043825, 38.961634 ], [ -77.0438, 38.961623 ], [ -77.043789, 38.961618 ], [ -77.043754, 38.961597 ], [ -77.04372, 38.961567 ], [ -77.043701, 38.961554 ], [ -77.043669, 38.961526 ], [ -77.043652, 38.961513 ], [ -77.043629, 38.961488 ], [ -77.043614, 38.961467 ], [ -77.043599, 38.96145 ], [ -77.043584, 38.96143 ], [ -77.043565, 38.961409 ], [ -77.043521, 38.961365 ], [ -77.04372, 38.961245 ], [ -77.044086, 38.961046 ], [ -77.044586, 38.960799 ], [ -77.04485, 38.960701 ], [ -77.045179, 38.960599 ], [ -77.045574, 38.960478 ], [ -77.045921, 38.960421 ], [ -77.046246, 38.960384 ], [ -77.046653, 38.960367 ], [ -77.047021, 38.960375 ], [ -77.047213, 38.960386 ], [ -77.047399, 38.960405 ], [ -77.047581, 38.960429 ], [ -77.047747, 38.960453 ], [ -77.047884, 38.960478 ], [ -77.048116, 38.960528 ], [ -77.048309, 38.960579 ], [ -77.048461, 38.960624 ], [ -77.048506, 38.960644 ], [ -77.04858, 38.960672 ], [ -77.048652, 38.960702 ], [ -77.048722, 38.960727 ], [ -77.048807, 38.960765 ], [ -77.048871, 38.960798 ], [ -77.048942, 38.960831 ], [ -77.049091, 38.960909 ], [ -77.049161, 38.960952 ], [ -77.049221, 38.960991 ], [ -77.04929, 38.96104 ], [ -77.049356, 38.961084 ], [ -77.049424, 38.961134 ], [ -77.049676, 38.96134 ], [ -77.049719, 38.96138 ], [ -77.049768, 38.961415 ], [ -77.049808, 38.96145 ], [ -77.049881, 38.961508 ], [ -77.049922, 38.961543 ], [ -77.049966, 38.961572 ], [ -77.050009, 38.961604 ], [ -77.050052, 38.961632 ], [ -77.050161, 38.961697 ], [ -77.050227, 38.961728 ], [ -77.050354, 38.961786 ], [ -77.050422, 38.961811 ], [ -77.050562, 38.961854 ], [ -77.050633, 38.961872 ], [ -77.050705, 38.961888 ], [ -77.050778, 38.961903 ], [ -77.05091, 38.961921 ], [ -77.050976, 38.961928 ], [ -77.051043, 38.961934 ], [ -77.051109, 38.961938 ], [ -77.051176, 38.961941 ], [ -77.051259, 38.961942 ], [ -77.051469, 38.961948 ], [ -77.051667, 38.961942 ], [ -77.051858, 38.961922 ], [ -77.052055, 38.961882 ], [ -77.05222, 38.961836 ], [ -77.052699, 38.961674 ], [ -77.053225, 38.961425 ], [ -77.053384, 38.961367 ], [ -77.053496, 38.96133 ], [ -77.053597, 38.961301 ], [ -77.053677, 38.96128 ], [ -77.053751, 38.961264 ], [ -77.053832, 38.961244 ], [ -77.054121, 38.961183 ], [ -77.054308, 38.961149 ], [ -77.054555, 38.961112 ], [ -77.054821, 38.961078 ], [ -77.054868, 38.961073 ], [ -77.054928, 38.961063 ], [ -77.055181, 38.961041 ], [ -77.055381, 38.961028 ], [ -77.055553, 38.96102 ], [ -77.055751, 38.961015 ], [ -77.055932, 38.961013 ], [ -77.056201, 38.961013 ], [ -77.056202, 38.961156 ], [ -77.056203, 38.961181 ], [ -77.056202, 38.962319 ], [ -77.056201, 38.962647 ], [ -77.056194, 38.962909 ], [ -77.056194, 38.963106 ], [ -77.056193, 38.963184 ], [ -77.056193, 38.963375 ], [ -77.056189, 38.963598 ], [ -77.056191, 38.963635 ], [ -77.056197, 38.963671 ], [ -77.056206, 38.963707 ], [ -77.056221, 38.963747 ], [ -77.056235, 38.963777 ], [ -77.05627, 38.963824 ], [ -77.056311, 38.963869 ], [ -77.056326, 38.963883 ], [ -77.056374, 38.963922 ], [ -77.056485, 38.964003 ], [ -77.056685, 38.964147 ], [ -77.056874, 38.964281 ], [ -77.057087, 38.964435 ], [ -77.057176, 38.964498 ], [ -77.05751, 38.964737 ], [ -77.057579, 38.964788 ], [ -77.057799, 38.964946 ], [ -77.058279, 38.96529 ], [ -77.058352, 38.965343 ], [ -77.058554, 38.965487 ], [ -77.058699, 38.965592 ], [ -77.058849, 38.965698 ], [ -77.05898, 38.965786 ], [ -77.059129, 38.96588 ], [ -77.059222, 38.965939 ], [ -77.059855, 38.966333 ], [ -77.060074, 38.966472 ], [ -77.060449, 38.966703 ], [ -77.060534, 38.966759 ], [ -77.060638, 38.966832 ], [ -77.060655, 38.966845 ], [ -77.06067, 38.966859 ], [ -77.060702, 38.966885 ], [ -77.060762, 38.966941 ], [ -77.06083, 38.967008 ], [ -77.060849, 38.967028 ], [ -77.060875, 38.967061 ], [ -77.060898, 38.967092 ], [ -77.060926, 38.967137 ], [ -77.060938, 38.967159 ], [ -77.060949, 38.967183 ], [ -77.06104, 38.967348 ], [ -77.061144, 38.967554 ], [ -77.061172, 38.967624 ], [ -77.061197, 38.967694 ], [ -77.061219, 38.967765 ], [ -77.061237, 38.967836 ], [ -77.061252, 38.967908 ], [ -77.061325, 38.96822 ], [ -77.061344, 38.968305 ], [ -77.061463, 38.968829 ], [ -77.061473, 38.968875 ], [ -77.061486, 38.968925 ], [ -77.061505, 38.968989 ], [ -77.061533, 38.969063 ], [ -77.061548, 38.9691 ], [ -77.061583, 38.969173 ], [ -77.061622, 38.969244 ], [ -77.061688, 38.969346 ], [ -77.061926, 38.969679 ], [ -77.061989, 38.969766 ], [ -77.061741, 38.96976 ], [ -77.06067, 38.969765 ], [ -77.059904, 38.969763 ], [ -77.058465, 38.969761 ], [ -77.058362, 38.969759 ], [ -77.057927, 38.969759 ], [ -77.057459, 38.969757 ], [ -77.056243, 38.969759 ], [ -77.056058, 38.969758 ], [ -77.055836, 38.969768 ], [ -77.055668, 38.969765 ], [ -77.055608, 38.969763 ], [ -77.054945, 38.969762 ], [ -77.054842, 38.969762 ], [ -77.054489, 38.969759 ], [ -77.053793, 38.969756 ], [ -77.053693, 38.969753 ], [ -77.053671, 38.969836 ], [ -77.053643, 38.970021 ], [ -77.053599, 38.970345 ], [ -77.053576, 38.970486 ], [ -77.053556, 38.970597 ], [ -77.053523, 38.97082 ], [ -77.05349, 38.971027 ], [ -77.05346, 38.971197 ], [ -77.053433, 38.97136 ], [ -77.053396, 38.971599 ], [ -77.053354, 38.971855 ], [ -77.053342, 38.971939 ], [ -77.053306, 38.972192 ], [ -77.053271, 38.972423 ], [ -77.053236, 38.972733 ], [ -77.053219, 38.972831 ], [ -77.053204, 38.972912 ], [ -77.053164, 38.973154 ], [ -77.053064, 38.973746 ], [ -77.053, 38.974116 ], [ -77.052992, 38.974171 ], [ -77.052977, 38.974289 ], [ -77.052952, 38.974439 ], [ -77.052822, 38.975281 ], [ -77.052794, 38.975474 ], [ -77.052781, 38.975558 ], [ -77.052692, 38.976152 ], [ -77.052639, 38.976487 ], [ -77.052629, 38.97655 ], [ -77.052571, 38.976931 ], [ -77.052561, 38.97702 ], [ -77.052555, 38.977053 ], [ -77.052546, 38.977092 ], [ -77.05288, 38.977118 ], [ -77.053004, 38.977135 ], [ -77.053086, 38.977149 ], [ -77.053126, 38.977155 ], [ -77.053165, 38.977162 ], [ -77.053279, 38.977188 ], [ -77.053352, 38.977208 ], [ -77.053411, 38.977226 ], [ -77.05356, 38.977279 ], [ -77.053598, 38.977291 ], [ -77.053672, 38.97732 ], [ -77.053744, 38.977353 ], [ -77.05384, 38.977404 ], [ -77.053877, 38.977426 ], [ -77.053983, 38.977496 ], [ -77.054408, 38.977802 ], [ -77.054457, 38.977835 ], [ -77.05451, 38.977869 ], [ -77.054659, 38.977958 ], [ -77.05481, 38.978042 ], [ -77.05483, 38.978054 ], [ -77.054851, 38.978065 ], [ -77.054934, 38.978112 ], [ -77.055071, 38.978183 ], [ -77.055113, 38.978204 ], [ -77.05522, 38.978252 ], [ -77.055307, 38.978288 ], [ -77.055328, 38.978296 ], [ -77.055369, 38.978314 ], [ -77.055474, 38.978356 ], [ -77.05556, 38.978388 ], [ -77.055582, 38.978397 ], [ -77.055727, 38.978448 ], [ -77.055977, 38.978527 ], [ -77.056009, 38.978538 ], [ -77.056042, 38.978547 ], [ -77.056128, 38.978573 ], [ -77.056264, 38.978609 ], [ -77.056691, 38.978703 ], [ -77.056715, 38.978709 ], [ -77.056817, 38.978731 ], [ -77.056906, 38.978746 ], [ -77.056941, 38.978751 ], [ -77.056997, 38.978758 ], [ -77.05727, 38.978784 ], [ -77.057434, 38.978805 ], [ -77.057502, 38.978811 ], [ -77.057812, 38.978829 ], [ -77.058193, 38.978843 ], [ -77.058321, 38.978845 ], [ -77.058532, 38.978844 ], [ -77.059145, 38.978837 ], [ -77.059407, 38.978829 ], [ -77.059661, 38.978811 ], [ -77.059986, 38.978779 ], [ -77.06021, 38.978763 ], [ -77.060243, 38.978762 ], [ -77.060307, 38.978757 ], [ -77.06034, 38.978755 ], [ -77.060371, 38.978754 ], [ -77.060405, 38.978752 ], [ -77.06047, 38.978748 ], [ -77.06072, 38.978741 ], [ -77.061033, 38.97874 ], [ -77.061362, 38.978737 ], [ -77.061694, 38.97874 ], [ -77.062104, 38.978741 ], [ -77.062464, 38.978743 ], [ -77.062508, 38.978745 ], [ -77.062552, 38.978752 ], [ -77.062593, 38.978763 ], [ -77.062633, 38.978775 ], [ -77.062671, 38.978793 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002600", "BLKGRPCE": "2", "GEOID": "110010026002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1307507.000000, "AWATER": 40273.000000, "INTPTLAT": "+38.9490755", "INTPTLON": "-077.0431711", "mobility_total": "1332", "mobility_same_house": "1268", "mobility_different_house": "44", "mobility_different_house_same_metro": "23", "mobility_different_house_different_metro": "21", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "20" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.049674, 38.943759 ], [ -77.049655, 38.943779 ], [ -77.049388, 38.944147 ], [ -77.04919, 38.94432 ], [ -77.048708, 38.944606 ], [ -77.048619, 38.944659 ], [ -77.048426, 38.944825 ], [ -77.04817, 38.945259 ], [ -77.047982, 38.945553 ], [ -77.047762, 38.945662 ], [ -77.047544, 38.945695 ], [ -77.04707, 38.945692 ], [ -77.046609, 38.94558 ], [ -77.04624, 38.945452 ], [ -77.046022, 38.94547 ], [ -77.045818, 38.94559 ], [ -77.045678, 38.945719 ], [ -77.045445, 38.946169 ], [ -77.045182, 38.946619 ], [ -77.044745, 38.947276 ], [ -77.044667, 38.947343 ], [ -77.04415, 38.947791 ], [ -77.043995, 38.948108 ], [ -77.044044, 38.948218 ], [ -77.044106, 38.948418 ], [ -77.044197, 38.94849 ], [ -77.044343, 38.948563 ], [ -77.044465, 38.948613 ], [ -77.044621, 38.948616 ], [ -77.044745, 38.948594 ], [ -77.044849, 38.948517 ], [ -77.044961, 38.948346 ], [ -77.045032, 38.94824 ], [ -77.04509, 38.948035 ], [ -77.045288, 38.947871 ], [ -77.045572, 38.947773 ], [ -77.045844, 38.947792 ], [ -77.046015, 38.947857 ], [ -77.046251, 38.947985 ], [ -77.046363, 38.948045 ], [ -77.046551, 38.948115 ], [ -77.046839, 38.948196 ], [ -77.046854, 38.948201 ], [ -77.046955, 38.948275 ], [ -77.046992, 38.948454 ], [ -77.046998, 38.948502 ], [ -77.046965, 38.948669 ], [ -77.046879, 38.948896 ], [ -77.04687, 38.948995 ], [ -77.047026, 38.949383 ], [ -77.047059, 38.949599 ], [ -77.047057, 38.94965 ], [ -77.046944, 38.949829 ], [ -77.046609, 38.950046 ], [ -77.046073, 38.950316 ], [ -77.04572, 38.950494 ], [ -77.045316, 38.950889 ], [ -77.044988, 38.951239 ], [ -77.044891, 38.951458 ], [ -77.044869, 38.95165 ], [ -77.044842, 38.951974 ], [ -77.044746, 38.952142 ], [ -77.044643, 38.952281 ], [ -77.04428, 38.952732 ], [ -77.044142, 38.952888 ], [ -77.043801, 38.953189 ], [ -77.043585, 38.953368 ], [ -77.04338, 38.953542 ], [ -77.043151, 38.953756 ], [ -77.042962, 38.953942 ], [ -77.042779, 38.954198 ], [ -77.042667, 38.954282 ], [ -77.04234, 38.954442 ], [ -77.042186, 38.954585 ], [ -77.042155, 38.954678 ], [ -77.042101, 38.954981 ], [ -77.042081, 38.955093 ], [ -77.042088, 38.955286 ], [ -77.042092, 38.955385 ], [ -77.04217, 38.955605 ], [ -77.042293, 38.955906 ], [ -77.042329, 38.956147 ], [ -77.042295, 38.95634 ], [ -77.042218, 38.956525 ], [ -77.042136, 38.956803 ], [ -77.042141, 38.957351 ], [ -77.042152, 38.957576 ], [ -77.042148, 38.957867 ], [ -77.04213, 38.957898 ], [ -77.042112, 38.957931 ], [ -77.042064, 38.957972 ], [ -77.041986, 38.958043 ], [ -77.041926, 38.958079 ], [ -77.041904, 38.958093 ], [ -77.041828, 38.958135 ], [ -77.041476, 38.958291 ], [ -77.04129, 38.95844 ], [ -77.041188, 38.958593 ], [ -77.041125, 38.958782 ], [ -77.041088, 38.958931 ], [ -77.040928, 38.959089 ], [ -77.040644, 38.959342 ], [ -77.040558, 38.959428 ], [ -77.040515, 38.959544 ], [ -77.040503, 38.959586 ], [ -77.040557, 38.959682 ], [ -77.040646, 38.959774 ], [ -77.040793, 38.959906 ], [ -77.040892, 38.959966 ], [ -77.041087, 38.960013 ], [ -77.041314, 38.960031 ], [ -77.041558, 38.960062 ], [ -77.041809, 38.960128 ], [ -77.041977, 38.960226 ], [ -77.042132, 38.960348 ], [ -77.042193, 38.960394 ], [ -77.042135, 38.960432 ], [ -77.041997, 38.960533 ], [ -77.041911, 38.960599 ], [ -77.041879, 38.960618 ], [ -77.041848, 38.960638 ], [ -77.041812, 38.960663 ], [ -77.04176, 38.960702 ], [ -77.041704, 38.960751 ], [ -77.041201, 38.960715 ], [ -77.041155, 38.960697 ], [ -77.040883, 38.96063 ], [ -77.040453, 38.960545 ], [ -77.040372, 38.960526 ], [ -77.040318, 38.96051 ], [ -77.040266, 38.960492 ], [ -77.040215, 38.960472 ], [ -77.040149, 38.960439 ], [ -77.040118, 38.960421 ], [ -77.040087, 38.960401 ], [ -77.040029, 38.96036 ], [ -77.040002, 38.960338 ], [ -77.039976, 38.960315 ], [ -77.039952, 38.960292 ], [ -77.039928, 38.960267 ], [ -77.039849, 38.960175 ], [ -77.039837, 38.960159 ], [ -77.039809, 38.960127 ], [ -77.039779, 38.960097 ], [ -77.039746, 38.960069 ], [ -77.039692, 38.96003 ], [ -77.039638, 38.960001 ], [ -77.039609, 38.959988 ], [ -77.03958, 38.959977 ], [ -77.03955, 38.959967 ], [ -77.039519, 38.959958 ], [ -77.039488, 38.959951 ], [ -77.039456, 38.959945 ], [ -77.039424, 38.959941 ], [ -77.039323, 38.959936 ], [ -77.039278, 38.959933 ], [ -77.03921, 38.959927 ], [ -77.039165, 38.959921 ], [ -77.039129, 38.959915 ], [ -77.039093, 38.959907 ], [ -77.039023, 38.959889 ], [ -77.038988, 38.959878 ], [ -77.038922, 38.959852 ], [ -77.03889, 38.959838 ], [ -77.038828, 38.959806 ], [ -77.038806, 38.959793 ], [ -77.038765, 38.959766 ], [ -77.038708, 38.959721 ], [ -77.038674, 38.959688 ], [ -77.038643, 38.959654 ], [ -77.038623, 38.959619 ], [ -77.03861, 38.959582 ], [ -77.038602, 38.959545 ], [ -77.038601, 38.959507 ], [ -77.038605, 38.959469 ], [ -77.038615, 38.959432 ], [ -77.038632, 38.959396 ], [ -77.038654, 38.959362 ], [ -77.038681, 38.959331 ], [ -77.038712, 38.959302 ], [ -77.038737, 38.959284 ], [ -77.038763, 38.959269 ], [ -77.038791, 38.959255 ], [ -77.03882, 38.959243 ], [ -77.03885, 38.959233 ], [ -77.038881, 38.959224 ], [ -77.038913, 38.959218 ], [ -77.038945, 38.959214 ], [ -77.038978, 38.959212 ], [ -77.039089, 38.959213 ], [ -77.039166, 38.959204 ], [ -77.039203, 38.959196 ], [ -77.03924, 38.959186 ], [ -77.039276, 38.959174 ], [ -77.03931, 38.95916 ], [ -77.039343, 38.959143 ], [ -77.039374, 38.959125 ], [ -77.039408, 38.959101 ], [ -77.03944, 38.959076 ], [ -77.039469, 38.959048 ], [ -77.039494, 38.959019 ], [ -77.039517, 38.958988 ], [ -77.039536, 38.958956 ], [ -77.039552, 38.958922 ], [ -77.039564, 38.958888 ], [ -77.039573, 38.958853 ], [ -77.039578, 38.958818 ], [ -77.039587, 38.95877 ], [ -77.039593, 38.958723 ], [ -77.039596, 38.958651 ], [ -77.039588, 38.958459 ], [ -77.039587, 38.958409 ], [ -77.039591, 38.958334 ], [ -77.039597, 38.958285 ], [ -77.039617, 38.958188 ], [ -77.039629, 38.958144 ], [ -77.039658, 38.958057 ], [ -77.039667, 38.958036 ], [ -77.039675, 38.958014 ], [ -77.039704, 38.957947 ], [ -77.039748, 38.957831 ], [ -77.039764, 38.957784 ], [ -77.039777, 38.957741 ], [ -77.039786, 38.957703 ], [ -77.039798, 38.957645 ], [ -77.039807, 38.957587 ], [ -77.039813, 38.957514 ], [ -77.039814, 38.957486 ], [ -77.039814, 38.957432 ], [ -77.039811, 38.957377 ], [ -77.039808, 38.95735 ], [ -77.0398, 38.957296 ], [ -77.039788, 38.957243 ], [ -77.039745, 38.957087 ], [ -77.039728, 38.957035 ], [ -77.039669, 38.956838 ], [ -77.039651, 38.956783 ], [ -77.039629, 38.956728 ], [ -77.039604, 38.956676 ], [ -77.039575, 38.956624 ], [ -77.039542, 38.956574 ], [ -77.039511, 38.956532 ], [ -77.039459, 38.956472 ], [ -77.03942, 38.956434 ], [ -77.039379, 38.956398 ], [ -77.039331, 38.956361 ], [ -77.039277, 38.956324 ], [ -77.03922, 38.95629 ], [ -77.03916, 38.956258 ], [ -77.039098, 38.956229 ], [ -77.039066, 38.956216 ], [ -77.038943, 38.956163 ], [ -77.038906, 38.956146 ], [ -77.038831, 38.956114 ], [ -77.038792, 38.9561 ], [ -77.038712, 38.956076 ], [ -77.038671, 38.956066 ], [ -77.038629, 38.956057 ], [ -77.038588, 38.95605 ], [ -77.038538, 38.956043 ], [ -77.038454, 38.956037 ], [ -77.038409, 38.956036 ], [ -77.038317, 38.956038 ], [ -77.038227, 38.956047 ], [ -77.038137, 38.95606 ], [ -77.038093, 38.956069 ], [ -77.037947, 38.956104 ], [ -77.037909, 38.956114 ], [ -77.037831, 38.956132 ], [ -77.037752, 38.956148 ], [ -77.037673, 38.956162 ], [ -77.037594, 38.956174 ], [ -77.037497, 38.956186 ], [ -77.03744, 38.956192 ], [ -77.037269, 38.956206 ], [ -77.037154, 38.956211 ], [ -77.037039, 38.956213 ], [ -77.036398, 38.956212 ], [ -77.036407, 38.954438 ], [ -77.036403, 38.953914 ], [ -77.036403, 38.953363 ], [ -77.036402, 38.952948 ], [ -77.036415, 38.952535 ], [ -77.036415, 38.951871 ], [ -77.036416, 38.950803 ], [ -77.036416, 38.950523 ], [ -77.036419, 38.949738 ], [ -77.036424, 38.94826 ], [ -77.036422, 38.94739 ], [ -77.036431, 38.947242 ], [ -77.036428, 38.946129 ], [ -77.036426, 38.945062 ], [ -77.036432, 38.943999 ], [ -77.036425, 38.942935 ], [ -77.036441, 38.941874 ], [ -77.036818, 38.941876 ], [ -77.037619, 38.941872 ], [ -77.038454, 38.941873 ], [ -77.038557, 38.941874 ], [ -77.039421, 38.941877 ], [ -77.041275, 38.941879 ], [ -77.041774, 38.941879 ], [ -77.042084, 38.941876 ], [ -77.042166, 38.941873 ], [ -77.042247, 38.941867 ], [ -77.042327, 38.941859 ], [ -77.042408, 38.941849 ], [ -77.042507, 38.941833 ], [ -77.042557, 38.941824 ], [ -77.042656, 38.941804 ], [ -77.042753, 38.941782 ], [ -77.04285, 38.941757 ], [ -77.042898, 38.941743 ], [ -77.043045, 38.941693 ], [ -77.043141, 38.941657 ], [ -77.043237, 38.941619 ], [ -77.043378, 38.941559 ], [ -77.043498, 38.941502 ], [ -77.043615, 38.941436 ], [ -77.043746, 38.941425 ], [ -77.043784, 38.94143 ], [ -77.04394, 38.941462 ], [ -77.044057, 38.941487 ], [ -77.044229, 38.94153 ], [ -77.044356, 38.941566 ], [ -77.04444, 38.941592 ], [ -77.044482, 38.941606 ], [ -77.044526, 38.941623 ], [ -77.044612, 38.941659 ], [ -77.044655, 38.941678 ], [ -77.044739, 38.941718 ], [ -77.044821, 38.941761 ], [ -77.044901, 38.941806 ], [ -77.044983, 38.941855 ], [ -77.045061, 38.941907 ], [ -77.0451, 38.941934 ], [ -77.045174, 38.94199 ], [ -77.045245, 38.942048 ], [ -77.045349, 38.942142 ], [ -77.045383, 38.942175 ], [ -77.045416, 38.942209 ], [ -77.045478, 38.942278 ], [ -77.045507, 38.942313 ], [ -77.045535, 38.942349 ], [ -77.045606, 38.942449 ], [ -77.045658, 38.94253 ], [ -77.045674, 38.942557 ], [ -77.045719, 38.94264 ], [ -77.045747, 38.942696 ], [ -77.045792, 38.94278 ], [ -77.045905, 38.942747 ], [ -77.046056, 38.942707 ], [ -77.046238, 38.942666 ], [ -77.046439, 38.942628 ], [ -77.04653, 38.942614 ], [ -77.046554, 38.942611 ], [ -77.046649, 38.942604 ], [ -77.046696, 38.942604 ], [ -77.046744, 38.942605 ], [ -77.04682, 38.942612 ], [ -77.046894, 38.942624 ], [ -77.046968, 38.94264 ], [ -77.04704, 38.94266 ], [ -77.047075, 38.942672 ], [ -77.047224, 38.942729 ], [ -77.047629, 38.942906 ], [ -77.047829, 38.942995 ], [ -77.047901, 38.943026 ], [ -77.04801, 38.943069 ], [ -77.04812, 38.943111 ], [ -77.048236, 38.943152 ], [ -77.048382, 38.943197 ], [ -77.048412, 38.943205 ], [ -77.048542, 38.943236 ], [ -77.048596, 38.943247 ], [ -77.048705, 38.943267 ], [ -77.048761, 38.943275 ], [ -77.048847, 38.943285 ], [ -77.049204, 38.943317 ], [ -77.049274, 38.943323 ], [ -77.049572, 38.943365 ], [ -77.04964, 38.943531 ], [ -77.049693, 38.943733 ], [ -77.049674, 38.943759 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002400", "BLKGRPCE": "3", "GEOID": "110010024003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 108146.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9419884", "INTPTLON": "-077.0225882", "mobility_total": "1129", "mobility_same_house": "1071", "mobility_different_house": "58", "mobility_different_house_same_metro": "58", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.025514, 38.941873 ], [ -77.025339, 38.941876 ], [ -77.025067, 38.941882 ], [ -77.02509, 38.942248 ], [ -77.025109, 38.942718 ], [ -77.025112, 38.94277 ], [ -77.025125, 38.942951 ], [ -77.024979, 38.942953 ], [ -77.023808, 38.94299 ], [ -77.023401, 38.943001 ], [ -77.023103, 38.943009 ], [ -77.022479, 38.943029 ], [ -77.021673, 38.943049 ], [ -77.020763, 38.943078 ], [ -77.019954, 38.943101 ], [ -77.019952, 38.943068 ], [ -77.019943, 38.943019 ], [ -77.019929, 38.942972 ], [ -77.01991, 38.942925 ], [ -77.019886, 38.942879 ], [ -77.019857, 38.942836 ], [ -77.019824, 38.942794 ], [ -77.019786, 38.942755 ], [ -77.019745, 38.942718 ], [ -77.019686, 38.942679 ], [ -77.019611, 38.942641 ], [ -77.019553, 38.942617 ], [ -77.019464, 38.942592 ], [ -77.019406, 38.94258 ], [ -77.019329, 38.942571 ], [ -77.019251, 38.942569 ], [ -77.019224, 38.942571 ], [ -77.019207, 38.942186 ], [ -77.0192, 38.942054 ], [ -77.0195, 38.942044 ], [ -77.020068, 38.942028 ], [ -77.020147, 38.941922 ], [ -77.020879, 38.94093 ], [ -77.021059, 38.940925 ], [ -77.021105, 38.940923 ], [ -77.021349, 38.940917 ], [ -77.021468, 38.940912 ], [ -77.02157, 38.940909 ], [ -77.021698, 38.940904 ], [ -77.022331, 38.94089 ], [ -77.022936, 38.94087 ], [ -77.023298, 38.94086 ], [ -77.023556, 38.940853 ], [ -77.024256, 38.94083 ], [ -77.024994, 38.940814 ], [ -77.025062, 38.940812 ], [ -77.02524, 38.940811 ], [ -77.025379, 38.941345 ], [ -77.025487, 38.941764 ], [ -77.025514, 38.941873 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007708", "BLKGRPCE": "2", "GEOID": "110010077082", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 605929.000000, "AWATER": 124915.000000, "INTPTLAT": "+38.8872802", "INTPTLON": "-076.9607141", "mobility_total": "1393", "mobility_same_house": "1180", "mobility_different_house": "213", "mobility_different_house_same_metro": "213", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.97072, 38.881435 ], [ -76.969604, 38.882659 ], [ -76.966789, 38.885235 ], [ -76.963883, 38.889125 ], [ -76.96343, 38.889731 ], [ -76.963382, 38.889796 ], [ -76.963367, 38.889867 ], [ -76.962628, 38.889858 ], [ -76.962438, 38.889857 ], [ -76.961567, 38.889854 ], [ -76.959804, 38.889849 ], [ -76.95859, 38.889823 ], [ -76.958254, 38.889825 ], [ -76.958105, 38.889817 ], [ -76.957341, 38.889836 ], [ -76.956747, 38.889831 ], [ -76.956765, 38.889783 ], [ -76.956836, 38.889728 ], [ -76.957512, 38.889216 ], [ -76.959328, 38.887922 ], [ -76.959418, 38.887588 ], [ -76.960174, 38.886773 ], [ -76.959159, 38.886798 ], [ -76.959002, 38.886797 ], [ -76.958501, 38.886798 ], [ -76.95801, 38.886797 ], [ -76.957511, 38.886794 ], [ -76.957409, 38.886793 ], [ -76.956069, 38.886796 ], [ -76.955838, 38.886797 ], [ -76.955232, 38.886797 ], [ -76.955437, 38.886506 ], [ -76.955803, 38.885997 ], [ -76.956139, 38.885528 ], [ -76.956828, 38.884562 ], [ -76.956959, 38.884381 ], [ -76.957035, 38.884276 ], [ -76.957236, 38.883992 ], [ -76.957368, 38.883808 ], [ -76.957496, 38.88363 ], [ -76.957516, 38.883601 ], [ -76.957691, 38.883358 ], [ -76.958066, 38.882833 ], [ -76.958155, 38.882707 ], [ -76.958169, 38.882689 ], [ -76.958223, 38.882611 ], [ -76.958334, 38.882457 ], [ -76.958677, 38.881979 ], [ -76.958873, 38.881706 ], [ -76.960394, 38.881492 ], [ -76.961091, 38.881607 ], [ -76.96171, 38.88171 ], [ -76.962256, 38.881982 ], [ -76.962917, 38.882007 ], [ -76.96311, 38.882008 ], [ -76.963548, 38.881788 ], [ -76.964277, 38.881667 ], [ -76.964449, 38.881639 ], [ -76.966694, 38.881273 ], [ -76.967792, 38.881499 ], [ -76.969883, 38.881015 ], [ -76.971454, 38.880633 ], [ -76.97072, 38.881435 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007709", "BLKGRPCE": "1", "GEOID": "110010077091", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 686174.000000, "AWATER": 86864.000000, "INTPTLAT": "+38.8777539", "INTPTLON": "-076.9703486", "mobility_total": "951", "mobility_same_house": "726", "mobility_different_house": "225", "mobility_different_house_same_metro": "200", "mobility_different_house_different_metro": "23", "mobility_different_house_outside_stat_area": "2", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.978031, 38.876881 ], [ -76.975582, 38.877601 ], [ -76.973299, 38.87839 ], [ -76.972662, 38.878967 ], [ -76.971454, 38.880633 ], [ -76.969883, 38.881015 ], [ -76.967792, 38.881499 ], [ -76.966694, 38.881273 ], [ -76.964449, 38.881639 ], [ -76.964277, 38.881667 ], [ -76.963548, 38.881788 ], [ -76.96311, 38.882008 ], [ -76.962917, 38.882007 ], [ -76.962256, 38.881982 ], [ -76.96171, 38.88171 ], [ -76.961091, 38.881607 ], [ -76.960394, 38.881492 ], [ -76.958873, 38.881706 ], [ -76.959092, 38.8814 ], [ -76.959309, 38.881095 ], [ -76.959642, 38.880628 ], [ -76.959926, 38.880234 ], [ -76.960605, 38.879284 ], [ -76.961137, 38.878542 ], [ -76.961218, 38.878431 ], [ -76.961256, 38.878377 ], [ -76.961287, 38.878338 ], [ -76.96132, 38.8783 ], [ -76.961389, 38.878226 ], [ -76.961464, 38.878156 ], [ -76.961503, 38.878122 ], [ -76.961544, 38.878089 ], [ -76.961586, 38.878057 ], [ -76.961629, 38.878026 ], [ -76.961679, 38.877995 ], [ -76.961781, 38.877935 ], [ -76.961833, 38.877906 ], [ -76.961939, 38.877849 ], [ -76.962018, 38.877809 ], [ -76.962156, 38.877743 ], [ -76.962709, 38.877468 ], [ -76.962775, 38.877436 ], [ -76.962936, 38.877355 ], [ -76.963233, 38.877205 ], [ -76.963517, 38.877064 ], [ -76.96362, 38.877012 ], [ -76.963843, 38.876902 ], [ -76.96462, 38.876513 ], [ -76.964809, 38.87642 ], [ -76.96492, 38.876364 ], [ -76.965027, 38.876312 ], [ -76.965191, 38.876229 ], [ -76.96543, 38.876111 ], [ -76.965753, 38.875958 ], [ -76.966227, 38.875711 ], [ -76.966652, 38.8755 ], [ -76.967137, 38.87526 ], [ -76.967366, 38.875145 ], [ -76.967512, 38.875073 ], [ -76.967717, 38.874969 ], [ -76.967775, 38.874941 ], [ -76.967978, 38.874842 ], [ -76.968074, 38.874793 ], [ -76.968338, 38.874659 ], [ -76.968419, 38.874617 ], [ -76.968909, 38.874374 ], [ -76.969012, 38.87432 ], [ -76.969027, 38.874313 ], [ -76.96932, 38.874162 ], [ -76.969819, 38.873901 ], [ -76.969888, 38.873859 ], [ -76.969944, 38.873825 ], [ -76.97009, 38.873741 ], [ -76.970531, 38.873522 ], [ -76.971334, 38.873909 ], [ -76.972272, 38.87431 ], [ -76.972511, 38.874412 ], [ -76.972679, 38.874483 ], [ -76.972917, 38.874582 ], [ -76.973136, 38.874683 ], [ -76.973377, 38.874777 ], [ -76.973995, 38.875058 ], [ -76.974415, 38.875222 ], [ -76.974667, 38.87531 ], [ -76.974986, 38.875426 ], [ -76.976162, 38.875987 ], [ -76.976178, 38.876001 ], [ -76.976205, 38.876025 ], [ -76.976627, 38.876174 ], [ -76.978031, 38.876881 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007709", "BLKGRPCE": "2", "GEOID": "110010077092", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 151847.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8736699", "INTPTLON": "-076.9667257", "mobility_total": "804", "mobility_same_house": "789", "mobility_different_house": "15", "mobility_different_house_same_metro": "7", "mobility_different_house_different_metro": "8", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.97009, 38.873741 ], [ -76.969944, 38.873825 ], [ -76.969888, 38.873859 ], [ -76.969819, 38.873901 ], [ -76.96932, 38.874162 ], [ -76.969027, 38.874313 ], [ -76.969012, 38.87432 ], [ -76.968909, 38.874374 ], [ -76.968419, 38.874617 ], [ -76.968338, 38.874659 ], [ -76.968074, 38.874793 ], [ -76.967978, 38.874842 ], [ -76.967775, 38.874941 ], [ -76.967717, 38.874969 ], [ -76.967512, 38.875073 ], [ -76.967366, 38.875145 ], [ -76.967137, 38.87526 ], [ -76.966652, 38.8755 ], [ -76.966227, 38.875711 ], [ -76.965753, 38.875958 ], [ -76.96543, 38.876111 ], [ -76.965191, 38.876229 ], [ -76.965027, 38.876312 ], [ -76.96492, 38.876364 ], [ -76.964786, 38.876273 ], [ -76.96477, 38.876243 ], [ -76.964765, 38.876198 ], [ -76.964766, 38.875484 ], [ -76.964768, 38.875103 ], [ -76.96477, 38.874951 ], [ -76.96477, 38.874821 ], [ -76.964769, 38.874615 ], [ -76.964768, 38.874475 ], [ -76.96477, 38.874265 ], [ -76.96477, 38.874192 ], [ -76.96477, 38.873816 ], [ -76.96477, 38.87375 ], [ -76.964769, 38.873708 ], [ -76.964769, 38.87301 ], [ -76.964768, 38.872935 ], [ -76.964765, 38.872677 ], [ -76.964768, 38.872009 ], [ -76.964767, 38.871917 ], [ -76.964767, 38.871797 ], [ -76.964773, 38.871222 ], [ -76.964772, 38.8712 ], [ -76.964772, 38.871087 ], [ -76.964869, 38.871127 ], [ -76.965584, 38.871415 ], [ -76.966103, 38.871626 ], [ -76.966467, 38.871776 ], [ -76.966621, 38.871839 ], [ -76.966822, 38.871921 ], [ -76.967071, 38.872022 ], [ -76.967479, 38.872184 ], [ -76.967676, 38.872267 ], [ -76.967771, 38.872308 ], [ -76.967992, 38.872393 ], [ -76.968468, 38.87259 ], [ -76.968667, 38.872667 ], [ -76.968873, 38.872746 ], [ -76.968969, 38.872781 ], [ -76.969339, 38.872936 ], [ -76.969821, 38.87313 ], [ -76.970531, 38.873522 ], [ -76.97009, 38.873741 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007803", "BLKGRPCE": "2", "GEOID": "110010078032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 137978.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8962653", "INTPTLON": "-076.9371881", "mobility_total": "488", "mobility_same_house": "293", "mobility_different_house": "195", "mobility_different_house_same_metro": "195", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.939196, 38.895173 ], [ -76.939195, 38.895475 ], [ -76.939194, 38.895555 ], [ -76.939193, 38.896546 ], [ -76.939192, 38.896774 ], [ -76.939191, 38.897431 ], [ -76.93919, 38.897518 ], [ -76.93919, 38.89837 ], [ -76.939132, 38.89837 ], [ -76.93886, 38.898365 ], [ -76.938599, 38.898365 ], [ -76.938358, 38.898364 ], [ -76.938103, 38.898364 ], [ -76.937246, 38.898368 ], [ -76.937219, 38.898369 ], [ -76.937164, 38.898369 ], [ -76.937029, 38.898364 ], [ -76.936914, 38.898357 ], [ -76.936826, 38.898348 ], [ -76.936683, 38.898324 ], [ -76.936646, 38.898321 ], [ -76.936601, 38.898319 ], [ -76.9366, 38.898265 ], [ -76.936598, 38.898217 ], [ -76.936593, 38.897969 ], [ -76.93659, 38.897626 ], [ -76.936593, 38.897576 ], [ -76.936597, 38.89755 ], [ -76.936603, 38.897525 ], [ -76.936611, 38.897501 ], [ -76.936526, 38.897489 ], [ -76.936448, 38.897474 ], [ -76.936319, 38.897445 ], [ -76.936268, 38.897431 ], [ -76.936239, 38.897424 ], [ -76.936183, 38.897407 ], [ -76.936154, 38.897399 ], [ -76.936072, 38.89737 ], [ -76.935996, 38.89734 ], [ -76.93593, 38.897317 ], [ -76.935862, 38.897289 ], [ -76.935792, 38.897256 ], [ -76.935747, 38.897232 ], [ -76.935703, 38.897206 ], [ -76.935665, 38.897182 ], [ -76.935638, 38.897164 ], [ -76.935598, 38.897139 ], [ -76.935527, 38.897091 ], [ -76.935489, 38.897063 ], [ -76.935431, 38.897017 ], [ -76.935393, 38.896985 ], [ -76.935314, 38.896915 ], [ -76.935282, 38.896884 ], [ -76.935249, 38.89685 ], [ -76.935202, 38.896798 ], [ -76.935154, 38.896737 ], [ -76.935124, 38.896695 ], [ -76.93507, 38.896615 ], [ -76.935024, 38.896536 ], [ -76.934997, 38.896479 ], [ -76.934963, 38.896399 ], [ -76.934947, 38.896357 ], [ -76.934933, 38.896315 ], [ -76.934914, 38.896251 ], [ -76.934899, 38.896186 ], [ -76.934891, 38.896141 ], [ -76.934879, 38.896052 ], [ -76.934875, 38.896011 ], [ -76.93487, 38.89593 ], [ -76.934871, 38.895859 ], [ -76.934873, 38.895824 ], [ -76.934872, 38.895731 ], [ -76.934872, 38.895003 ], [ -76.934875, 38.894553 ], [ -76.934875, 38.89427 ], [ -76.93498, 38.894283 ], [ -76.935453, 38.894347 ], [ -76.936243, 38.894446 ], [ -76.937008, 38.894545 ], [ -76.937597, 38.894616 ], [ -76.937771, 38.89464 ], [ -76.93788, 38.894656 ], [ -76.938015, 38.894674 ], [ -76.939086, 38.894811 ], [ -76.939196, 38.89483 ], [ -76.939196, 38.895173 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007803", "BLKGRPCE": "4", "GEOID": "110010078034", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 201170.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8952952", "INTPTLON": "-076.9408350", "mobility_total": "1290", "mobility_same_house": "907", "mobility_different_house": "383", "mobility_different_house_same_metro": "339", "mobility_different_house_different_metro": "44", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.942609, 38.893785 ], [ -76.942608, 38.893871 ], [ -76.942607, 38.893932 ], [ -76.942605, 38.894482 ], [ -76.942604, 38.894577 ], [ -76.942604, 38.895178 ], [ -76.942605, 38.895256 ], [ -76.942605, 38.895333 ], [ -76.942606, 38.895408 ], [ -76.942602, 38.895671 ], [ -76.9426, 38.895905 ], [ -76.9426, 38.895991 ], [ -76.942601, 38.896088 ], [ -76.942601, 38.89634 ], [ -76.942603, 38.896599 ], [ -76.942603, 38.896781 ], [ -76.942602, 38.897053 ], [ -76.942603, 38.897338 ], [ -76.942599, 38.897517 ], [ -76.942596, 38.897629 ], [ -76.9426, 38.897885 ], [ -76.942596, 38.898255 ], [ -76.942597, 38.898287 ], [ -76.942597, 38.898372 ], [ -76.942498, 38.898371 ], [ -76.942043, 38.898373 ], [ -76.941466, 38.898373 ], [ -76.941226, 38.898372 ], [ -76.940622, 38.898373 ], [ -76.939768, 38.898372 ], [ -76.93919, 38.89837 ], [ -76.93919, 38.897518 ], [ -76.939191, 38.897431 ], [ -76.939192, 38.896774 ], [ -76.939193, 38.896546 ], [ -76.939194, 38.895555 ], [ -76.939195, 38.895475 ], [ -76.939196, 38.895173 ], [ -76.939196, 38.89483 ], [ -76.939196, 38.894745 ], [ -76.939197, 38.89468 ], [ -76.939197, 38.894136 ], [ -76.939198, 38.893631 ], [ -76.939199, 38.893594 ], [ -76.939199, 38.893433 ], [ -76.9392, 38.893219 ], [ -76.9392, 38.892647 ], [ -76.939201, 38.892172 ], [ -76.939203, 38.891982 ], [ -76.939203, 38.891894 ], [ -76.939206, 38.891527 ], [ -76.93934, 38.891596 ], [ -76.939521, 38.89168 ], [ -76.93959, 38.89171 ], [ -76.93966, 38.891739 ], [ -76.939801, 38.891793 ], [ -76.940009, 38.891879 ], [ -76.940245, 38.891975 ], [ -76.940459, 38.892062 ], [ -76.940873, 38.892232 ], [ -76.940908, 38.892247 ], [ -76.940978, 38.892275 ], [ -76.942419, 38.892866 ], [ -76.942611, 38.892939 ], [ -76.942609, 38.893306 ], [ -76.942613, 38.893605 ], [ -76.942609, 38.893785 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007804", "BLKGRPCE": "1", "GEOID": "110010078041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 270529.000000, "AWATER": 4303.000000, "INTPTLAT": "+38.8985775", "INTPTLON": "-076.9350753", "mobility_total": "957", "mobility_same_house": "692", "mobility_different_house": "265", "mobility_different_house_same_metro": "265", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.939191, 38.899436 ], [ -76.939189, 38.89973 ], [ -76.939189, 38.900106 ], [ -76.939186, 38.900415 ], [ -76.939189, 38.90056 ], [ -76.938955, 38.900461 ], [ -76.938438, 38.900254 ], [ -76.938107, 38.900117 ], [ -76.937529, 38.899882 ], [ -76.937356, 38.899808 ], [ -76.937157, 38.899729 ], [ -76.937049, 38.899691 ], [ -76.936985, 38.899671 ], [ -76.936856, 38.899625 ], [ -76.936556, 38.899531 ], [ -76.9365, 38.899518 ], [ -76.936323, 38.899467 ], [ -76.936003, 38.899385 ], [ -76.935806, 38.899338 ], [ -76.935577, 38.899291 ], [ -76.935525, 38.899282 ], [ -76.935463, 38.89927 ], [ -76.935381, 38.899256 ], [ -76.935274, 38.899236 ], [ -76.935201, 38.899224 ], [ -76.934414, 38.899085 ], [ -76.933814, 38.898984 ], [ -76.933751, 38.898974 ], [ -76.933756, 38.899725 ], [ -76.93281, 38.899723 ], [ -76.932715, 38.899724 ], [ -76.932466, 38.899725 ], [ -76.932192, 38.899724 ], [ -76.931948, 38.899726 ], [ -76.931905, 38.899728 ], [ -76.93182, 38.899735 ], [ -76.931667, 38.899755 ], [ -76.931422, 38.899807 ], [ -76.931092, 38.899883 ], [ -76.930729, 38.899955 ], [ -76.930571, 38.899983 ], [ -76.930452, 38.899998 ], [ -76.930371, 38.900006 ], [ -76.930213, 38.900017 ], [ -76.930054, 38.900026 ], [ -76.929895, 38.900032 ], [ -76.929842, 38.900033 ], [ -76.929768, 38.900037 ], [ -76.929706, 38.900037 ], [ -76.929588, 38.900034 ], [ -76.929508, 38.900028 ], [ -76.929471, 38.900024 ], [ -76.929315, 38.900016 ], [ -76.929211, 38.900008 ], [ -76.929108, 38.899998 ], [ -76.929056, 38.899992 ], [ -76.928953, 38.899978 ], [ -76.928798, 38.899952 ], [ -76.928643, 38.899923 ], [ -76.928529, 38.899899 ], [ -76.928438, 38.899879 ], [ -76.928309, 38.899844 ], [ -76.928166, 38.899803 ], [ -76.928034, 38.899774 ], [ -76.92781, 38.899745 ], [ -76.927784, 38.899746 ], [ -76.927583, 38.899743 ], [ -76.926873, 38.899741 ], [ -76.926635, 38.899743 ], [ -76.926582, 38.899744 ], [ -76.926272, 38.899741 ], [ -76.925754, 38.899743 ], [ -76.925391, 38.899742 ], [ -76.925144, 38.899747 ], [ -76.925232, 38.899504 ], [ -76.9253, 38.899311 ], [ -76.925415, 38.898993 ], [ -76.925513, 38.898739 ], [ -76.925626, 38.898452 ], [ -76.925671, 38.898348 ], [ -76.926528, 38.898348 ], [ -76.926817, 38.898349 ], [ -76.927292, 38.898349 ], [ -76.927463, 38.89835 ], [ -76.928056, 38.89835 ], [ -76.928215, 38.89835 ], [ -76.928756, 38.89835 ], [ -76.929151, 38.898346 ], [ -76.929304, 38.898346 ], [ -76.929586, 38.898341 ], [ -76.929614, 38.898341 ], [ -76.929671, 38.898339 ], [ -76.929736, 38.898339 ], [ -76.929829, 38.89834 ], [ -76.930025, 38.898348 ], [ -76.930137, 38.898358 ], [ -76.930222, 38.898368 ], [ -76.930337, 38.898387 ], [ -76.930453, 38.898404 ], [ -76.930663, 38.898441 ], [ -76.931095, 38.898514 ], [ -76.931372, 38.898564 ], [ -76.93152, 38.898588 ], [ -76.931662, 38.898613 ], [ -76.931672, 38.898477 ], [ -76.931672, 38.898454 ], [ -76.931674, 38.898409 ], [ -76.931678, 38.898364 ], [ -76.931682, 38.898339 ], [ -76.931685, 38.89832 ], [ -76.931695, 38.898275 ], [ -76.931708, 38.898226 ], [ -76.931724, 38.898171 ], [ -76.931743, 38.898117 ], [ -76.931765, 38.898063 ], [ -76.931777, 38.898037 ], [ -76.931804, 38.897985 ], [ -76.931818, 38.897955 ], [ -76.931834, 38.897926 ], [ -76.931869, 38.89787 ], [ -76.931908, 38.897814 ], [ -76.93195, 38.897761 ], [ -76.931997, 38.897709 ], [ -76.932049, 38.897656 ], [ -76.932104, 38.897605 ], [ -76.932162, 38.897556 ], [ -76.932223, 38.897509 ], [ -76.932287, 38.897465 ], [ -76.932511, 38.897335 ], [ -76.932544, 38.897318 ], [ -76.932638, 38.897261 ], [ -76.932668, 38.897241 ], [ -76.932726, 38.897198 ], [ -76.932781, 38.897154 ], [ -76.932807, 38.897131 ], [ -76.93283, 38.897112 ], [ -76.932895, 38.897052 ], [ -76.932953, 38.896989 ], [ -76.932971, 38.896967 ], [ -76.933027, 38.896892 ], [ -76.933068, 38.896832 ], [ -76.933087, 38.896801 ], [ -76.933122, 38.896739 ], [ -76.933154, 38.896675 ], [ -76.933168, 38.896643 ], [ -76.933192, 38.896582 ], [ -76.933211, 38.896524 ], [ -76.933226, 38.896466 ], [ -76.933238, 38.896407 ], [ -76.933246, 38.896348 ], [ -76.933249, 38.896304 ], [ -76.933251, 38.896209 ], [ -76.933252, 38.896147 ], [ -76.933248, 38.896098 ], [ -76.933242, 38.896048 ], [ -76.933233, 38.895999 ], [ -76.933222, 38.89595 ], [ -76.933209, 38.895901 ], [ -76.933194, 38.895853 ], [ -76.933176, 38.895805 ], [ -76.933157, 38.895758 ], [ -76.933135, 38.895711 ], [ -76.93298, 38.89541 ], [ -76.932965, 38.89537 ], [ -76.93294, 38.89529 ], [ -76.932921, 38.895208 ], [ -76.932914, 38.895168 ], [ -76.932905, 38.895085 ], [ -76.932903, 38.895044 ], [ -76.932903, 38.894749 ], [ -76.933011, 38.894762 ], [ -76.933965, 38.894885 ], [ -76.934086, 38.8949 ], [ -76.934189, 38.894914 ], [ -76.934569, 38.894962 ], [ -76.934774, 38.894989 ], [ -76.934872, 38.895003 ], [ -76.934872, 38.895731 ], [ -76.934873, 38.895824 ], [ -76.934871, 38.895859 ], [ -76.93487, 38.89593 ], [ -76.934875, 38.896011 ], [ -76.934879, 38.896052 ], [ -76.934891, 38.896141 ], [ -76.934899, 38.896186 ], [ -76.934914, 38.896251 ], [ -76.934933, 38.896315 ], [ -76.934947, 38.896357 ], [ -76.934963, 38.896399 ], [ -76.934997, 38.896479 ], [ -76.935024, 38.896536 ], [ -76.93507, 38.896615 ], [ -76.935124, 38.896695 ], [ -76.935154, 38.896737 ], [ -76.935202, 38.896798 ], [ -76.935249, 38.89685 ], [ -76.935282, 38.896884 ], [ -76.935314, 38.896915 ], [ -76.935393, 38.896985 ], [ -76.935431, 38.897017 ], [ -76.935489, 38.897063 ], [ -76.935527, 38.897091 ], [ -76.935598, 38.897139 ], [ -76.935638, 38.897164 ], [ -76.935665, 38.897182 ], [ -76.935703, 38.897206 ], [ -76.935747, 38.897232 ], [ -76.935792, 38.897256 ], [ -76.935862, 38.897289 ], [ -76.93593, 38.897317 ], [ -76.935996, 38.89734 ], [ -76.936072, 38.89737 ], [ -76.936154, 38.897399 ], [ -76.936183, 38.897407 ], [ -76.936239, 38.897424 ], [ -76.936268, 38.897431 ], [ -76.936319, 38.897445 ], [ -76.936448, 38.897474 ], [ -76.936526, 38.897489 ], [ -76.936611, 38.897501 ], [ -76.936603, 38.897525 ], [ -76.936597, 38.89755 ], [ -76.936593, 38.897576 ], [ -76.93659, 38.897626 ], [ -76.936593, 38.897969 ], [ -76.936598, 38.898217 ], [ -76.9366, 38.898265 ], [ -76.936601, 38.898319 ], [ -76.936646, 38.898321 ], [ -76.936683, 38.898324 ], [ -76.936826, 38.898348 ], [ -76.936914, 38.898357 ], [ -76.937029, 38.898364 ], [ -76.937164, 38.898369 ], [ -76.937219, 38.898369 ], [ -76.937246, 38.898368 ], [ -76.938103, 38.898364 ], [ -76.938358, 38.898364 ], [ -76.938599, 38.898365 ], [ -76.93886, 38.898365 ], [ -76.939132, 38.89837 ], [ -76.93919, 38.89837 ], [ -76.93919, 38.89863 ], [ -76.93919, 38.898705 ], [ -76.939191, 38.899058 ], [ -76.939191, 38.899436 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008200", "BLKGRPCE": "1", "GEOID": "110010082001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 88135.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8911507", "INTPTLON": "-076.9968614", "mobility_total": "618", "mobility_same_house": "567", "mobility_different_house": "51", "mobility_different_house_same_metro": "25", "mobility_different_house_different_metro": "26", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.99845, 38.892015 ], [ -76.99845, 38.893082 ], [ -76.998363, 38.893066 ], [ -76.998217, 38.893037 ], [ -76.998149, 38.893017 ], [ -76.997721, 38.892844 ], [ -76.997167, 38.892624 ], [ -76.996305, 38.892273 ], [ -76.996168, 38.892216 ], [ -76.995679, 38.892017 ], [ -76.995382, 38.891896 ], [ -76.995161, 38.891808 ], [ -76.994961, 38.891723 ], [ -76.994962, 38.891622 ], [ -76.994961, 38.891422 ], [ -76.994963, 38.891152 ], [ -76.994967, 38.891017 ], [ -76.994967, 38.890989 ], [ -76.994969, 38.890935 ], [ -76.994971, 38.890875 ], [ -76.994962, 38.889806 ], [ -76.995088, 38.889805 ], [ -76.995576, 38.889805 ], [ -76.995697, 38.889804 ], [ -76.996173, 38.889805 ], [ -76.996355, 38.889805 ], [ -76.997277, 38.889806 ], [ -76.997694, 38.889808 ], [ -76.998446, 38.889808 ], [ -76.998446, 38.889972 ], [ -76.99845, 38.890936 ], [ -76.99845, 38.892015 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008200", "BLKGRPCE": "2", "GEOID": "110010082002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 250289.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8920704", "INTPTLON": "-077.0019219", "mobility_total": "2402", "mobility_same_house": "1716", "mobility_different_house": "604", "mobility_different_house_same_metro": "208", "mobility_different_house_different_metro": "368", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "82" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.005926, 38.891829 ], [ -77.005905, 38.892012 ], [ -77.005892, 38.892122 ], [ -77.005892, 38.89259 ], [ -77.005888, 38.893469 ], [ -77.005889, 38.893625 ], [ -77.005739, 38.893579 ], [ -77.003794, 38.893578 ], [ -77.003634, 38.893579 ], [ -77.003593, 38.893581 ], [ -77.003517, 38.893582 ], [ -77.003511, 38.894787 ], [ -77.00351, 38.895207 ], [ -77.003306, 38.895124 ], [ -77.00275, 38.894898 ], [ -77.002669, 38.894864 ], [ -77.002461, 38.894779 ], [ -77.002305, 38.894716 ], [ -77.002133, 38.894645 ], [ -77.002036, 38.894606 ], [ -77.001384, 38.89434 ], [ -77.000901, 38.894142 ], [ -77.000863, 38.894129 ], [ -77.000824, 38.894117 ], [ -77.000785, 38.894107 ], [ -77.000745, 38.894098 ], [ -77.000704, 38.89409 ], [ -77.00062, 38.894077 ], [ -77.000577, 38.894073 ], [ -77.000577, 38.893917 ], [ -77.000578, 38.893865 ], [ -77.000578, 38.893584 ], [ -77.000578, 38.893499 ], [ -77.000577, 38.893404 ], [ -77.000573, 38.893088 ], [ -77.000334, 38.893087 ], [ -77.00021, 38.893086 ], [ -77.000123, 38.893087 ], [ -76.999579, 38.893086 ], [ -76.999512, 38.893085 ], [ -76.998927, 38.893083 ], [ -76.99845, 38.893082 ], [ -76.99845, 38.892015 ], [ -76.99845, 38.890936 ], [ -76.998446, 38.889972 ], [ -76.998446, 38.889808 ], [ -76.998555, 38.889809 ], [ -76.999186, 38.889809 ], [ -76.999518, 38.889808 ], [ -77.000207, 38.889807 ], [ -77.000442, 38.889807 ], [ -77.000579, 38.889808 ], [ -77.000678, 38.889808 ], [ -77.00204, 38.889808 ], [ -77.002582, 38.889808 ], [ -77.003114, 38.889807 ], [ -77.003515, 38.889808 ], [ -77.003514, 38.889908 ], [ -77.003514, 38.890938 ], [ -77.003513, 38.891023 ], [ -77.003514, 38.891359 ], [ -77.003516, 38.891799 ], [ -77.003515, 38.891916 ], [ -77.003789, 38.891868 ], [ -77.004366, 38.891924 ], [ -77.004427, 38.891782 ], [ -77.004504, 38.891672 ], [ -77.004687, 38.891514 ], [ -77.004892, 38.891397 ], [ -77.005268, 38.891244 ], [ -77.005528, 38.891132 ], [ -77.005925, 38.890969 ], [ -77.005924, 38.89124 ], [ -77.005926, 38.891403 ], [ -77.005926, 38.891829 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008302", "BLKGRPCE": "1", "GEOID": "110010083021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 260891.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8963061", "INTPTLON": "-076.9966527", "mobility_total": "2379", "mobility_same_house": "1929", "mobility_different_house": "417", "mobility_different_house_same_metro": "248", "mobility_different_house_different_metro": "155", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "33" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.998455, 38.894185 ], [ -76.998449, 38.894731 ], [ -76.998449, 38.894787 ], [ -76.998446, 38.895457 ], [ -76.998445, 38.895561 ], [ -76.998444, 38.896116 ], [ -76.998445, 38.896722 ], [ -76.998446, 38.897237 ], [ -76.998448, 38.897332 ], [ -76.998449, 38.897435 ], [ -76.998449, 38.897764 ], [ -76.998448, 38.897866 ], [ -76.998449, 38.898128 ], [ -76.998451, 38.89843 ], [ -76.998448, 38.898911 ], [ -76.998444, 38.899357 ], [ -76.998443, 38.900078 ], [ -76.998442, 38.900204 ], [ -76.998015, 38.900204 ], [ -76.997618, 38.900203 ], [ -76.996167, 38.900205 ], [ -76.994961, 38.900203 ], [ -76.994962, 38.899748 ], [ -76.994961, 38.899367 ], [ -76.994961, 38.898908 ], [ -76.994967, 38.897398 ], [ -76.994965, 38.897333 ], [ -76.994962, 38.897241 ], [ -76.994962, 38.896117 ], [ -76.994961, 38.896029 ], [ -76.99496, 38.895662 ], [ -76.994961, 38.895575 ], [ -76.994961, 38.895478 ], [ -76.994961, 38.89543 ], [ -76.994962, 38.895378 ], [ -76.994962, 38.894783 ], [ -76.994962, 38.894229 ], [ -76.994964, 38.893781 ], [ -76.994964, 38.893578 ], [ -76.994962, 38.892645 ], [ -76.994962, 38.892134 ], [ -76.994961, 38.892017 ], [ -76.99496, 38.891919 ], [ -76.994961, 38.891723 ], [ -76.995161, 38.891808 ], [ -76.995382, 38.891896 ], [ -76.995679, 38.892017 ], [ -76.996168, 38.892216 ], [ -76.996305, 38.892273 ], [ -76.997167, 38.892624 ], [ -76.997721, 38.892844 ], [ -76.998149, 38.893017 ], [ -76.998217, 38.893037 ], [ -76.998363, 38.893066 ], [ -76.99845, 38.893082 ], [ -76.99845, 38.893176 ], [ -76.998451, 38.893343 ], [ -76.998452, 38.893586 ], [ -76.998452, 38.893646 ], [ -76.998453, 38.893685 ], [ -76.998453, 38.89377 ], [ -76.998454, 38.893965 ], [ -76.998454, 38.894046 ], [ -76.998455, 38.894093 ], [ -76.998455, 38.894185 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008402", "BLKGRPCE": "1", "GEOID": "110010084021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 137015.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8990545", "INTPTLON": "-076.9887632", "mobility_total": "966", "mobility_same_house": "499", "mobility_different_house": "425", "mobility_different_house_same_metro": "369", "mobility_different_house_different_metro": "56", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "42" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.991529, 38.898302 ], [ -76.991527, 38.898908 ], [ -76.991527, 38.898965 ], [ -76.991526, 38.899005 ], [ -76.991525, 38.900066 ], [ -76.991526, 38.9002 ], [ -76.99024, 38.900201 ], [ -76.989149, 38.900201 ], [ -76.988439, 38.900202 ], [ -76.988308, 38.900201 ], [ -76.987402, 38.9002 ], [ -76.987159, 38.9002 ], [ -76.986402, 38.900198 ], [ -76.98588, 38.900198 ], [ -76.985504, 38.900197 ], [ -76.984865, 38.900196 ], [ -76.984416, 38.900163 ], [ -76.984346, 38.900159 ], [ -76.984133, 38.900143 ], [ -76.983999, 38.900132 ], [ -76.983831, 38.900113 ], [ -76.983703, 38.900096 ], [ -76.983629, 38.900091 ], [ -76.983445, 38.900077 ], [ -76.983626, 38.899997 ], [ -76.984055, 38.899809 ], [ -76.985268, 38.899331 ], [ -76.985504, 38.899232 ], [ -76.986133, 38.898992 ], [ -76.986352, 38.898898 ], [ -76.986517, 38.898827 ], [ -76.987034, 38.898616 ], [ -76.988305, 38.898095 ], [ -76.99025, 38.897307 ], [ -76.991525, 38.896786 ], [ -76.991525, 38.896827 ], [ -76.991525, 38.896888 ], [ -76.991525, 38.896983 ], [ -76.991527, 38.897331 ], [ -76.991528, 38.897408 ], [ -76.991529, 38.898302 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008402", "BLKGRPCE": "2", "GEOID": "110010084022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 136210.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8981237", "INTPTLON": "-076.9933421", "mobility_total": "981", "mobility_same_house": "852", "mobility_different_house": "129", "mobility_different_house_same_metro": "85", "mobility_different_house_different_metro": "44", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994967, 38.897398 ], [ -76.994961, 38.898908 ], [ -76.994961, 38.899367 ], [ -76.994962, 38.899748 ], [ -76.994961, 38.900203 ], [ -76.993757, 38.900202 ], [ -76.992645, 38.900202 ], [ -76.991526, 38.9002 ], [ -76.991525, 38.900066 ], [ -76.991526, 38.899005 ], [ -76.991527, 38.898965 ], [ -76.991527, 38.898908 ], [ -76.991529, 38.898302 ], [ -76.991528, 38.897408 ], [ -76.991527, 38.897331 ], [ -76.991525, 38.896983 ], [ -76.991525, 38.896888 ], [ -76.991525, 38.896827 ], [ -76.991525, 38.896786 ], [ -76.992644, 38.896326 ], [ -76.993111, 38.896143 ], [ -76.993751, 38.895884 ], [ -76.994962, 38.895378 ], [ -76.994961, 38.89543 ], [ -76.994961, 38.895478 ], [ -76.994961, 38.895575 ], [ -76.99496, 38.895662 ], [ -76.994961, 38.896029 ], [ -76.994962, 38.896117 ], [ -76.994962, 38.897241 ], [ -76.994965, 38.897333 ], [ -76.994967, 38.897398 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008410", "BLKGRPCE": "1", "GEOID": "110010084101", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 220139.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9015530", "INTPTLON": "-076.9911173", "mobility_total": "1444", "mobility_same_house": "1251", "mobility_different_house": "193", "mobility_different_house_same_metro": "175", "mobility_different_house_different_metro": "18", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994961, 38.901326 ], [ -76.99496, 38.902077 ], [ -76.994959, 38.902115 ], [ -76.994959, 38.902512 ], [ -76.99496, 38.902703 ], [ -76.994959, 38.902798 ], [ -76.994641, 38.902998 ], [ -76.993866, 38.903501 ], [ -76.993757, 38.903574 ], [ -76.993586, 38.903689 ], [ -76.99353, 38.903728 ], [ -76.993135, 38.904 ], [ -76.992906, 38.9039 ], [ -76.992637, 38.903789 ], [ -76.992242, 38.903627 ], [ -76.991522, 38.903318 ], [ -76.990651, 38.902948 ], [ -76.990183, 38.902739 ], [ -76.990079, 38.902694 ], [ -76.989699, 38.902539 ], [ -76.9896, 38.902499 ], [ -76.989252, 38.902352 ], [ -76.989005, 38.902245 ], [ -76.988695, 38.902114 ], [ -76.98829, 38.901941 ], [ -76.987411, 38.901567 ], [ -76.986817, 38.901312 ], [ -76.986665, 38.901247 ], [ -76.985929, 38.900935 ], [ -76.985734, 38.900852 ], [ -76.985664, 38.900823 ], [ -76.985491, 38.900781 ], [ -76.985424, 38.900752 ], [ -76.985224, 38.900668 ], [ -76.985177, 38.900648 ], [ -76.984716, 38.900447 ], [ -76.984684, 38.900433 ], [ -76.984399, 38.900313 ], [ -76.984366, 38.9003 ], [ -76.98431, 38.900269 ], [ -76.98427, 38.90024 ], [ -76.984133, 38.900143 ], [ -76.984346, 38.900159 ], [ -76.984416, 38.900163 ], [ -76.984865, 38.900196 ], [ -76.985504, 38.900197 ], [ -76.98588, 38.900198 ], [ -76.986402, 38.900198 ], [ -76.987159, 38.9002 ], [ -76.987402, 38.9002 ], [ -76.988308, 38.900201 ], [ -76.988439, 38.900202 ], [ -76.989149, 38.900201 ], [ -76.99024, 38.900201 ], [ -76.991526, 38.9002 ], [ -76.992645, 38.900202 ], [ -76.993757, 38.900202 ], [ -76.994961, 38.900203 ], [ -76.994961, 38.901326 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010600", "BLKGRPCE": "1", "GEOID": "110010106001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 77977.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9044904", "INTPTLON": "-076.9963494", "mobility_total": "1017", "mobility_same_house": "795", "mobility_different_house": "214", "mobility_different_house_same_metro": "164", "mobility_different_house_different_metro": "50", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.998443, 38.903826 ], [ -76.998444, 38.904139 ], [ -76.998443, 38.904399 ], [ -76.998443, 38.904968 ], [ -76.998442, 38.905554 ], [ -76.998443, 38.905643 ], [ -76.998442, 38.905987 ], [ -76.998436, 38.906024 ], [ -76.998431, 38.906043 ], [ -76.998424, 38.906061 ], [ -76.998415, 38.90608 ], [ -76.998336, 38.90623 ], [ -76.997811, 38.906002 ], [ -76.997372, 38.905813 ], [ -76.997098, 38.905696 ], [ -76.996674, 38.905514 ], [ -76.996426, 38.905409 ], [ -76.996163, 38.905299 ], [ -76.99599, 38.905231 ], [ -76.995185, 38.904881 ], [ -76.995057, 38.904827 ], [ -76.994898, 38.904758 ], [ -76.99451, 38.904593 ], [ -76.993901, 38.904336 ], [ -76.993758, 38.904274 ], [ -76.993135, 38.904 ], [ -76.99353, 38.903728 ], [ -76.993586, 38.903689 ], [ -76.993757, 38.903574 ], [ -76.993866, 38.903501 ], [ -76.994641, 38.902998 ], [ -76.994959, 38.902798 ], [ -76.994959, 38.903724 ], [ -76.996065, 38.90373 ], [ -76.996165, 38.903729 ], [ -76.996279, 38.903728 ], [ -76.998316, 38.903728 ], [ -76.998444, 38.903727 ], [ -76.998443, 38.903826 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010600", "BLKGRPCE": "2", "GEOID": "110010106002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1035410.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9033768", "INTPTLON": "-077.0045890", "mobility_total": "3250", "mobility_same_house": "2018", "mobility_different_house": "1167", "mobility_different_house_same_metro": "535", "mobility_different_house_different_metro": "615", "mobility_different_house_outside_stat_area": "6", "mobility_abroad": "65" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009066, 38.898917 ], [ -77.009065, 38.899065 ], [ -77.009066, 38.899562 ], [ -77.009063, 38.900208 ], [ -77.00906, 38.900402 ], [ -77.009063, 38.901312 ], [ -77.009064, 38.902515 ], [ -77.009065, 38.902603 ], [ -77.009064, 38.903192 ], [ -77.009066, 38.90373 ], [ -77.009069, 38.904294 ], [ -77.009069, 38.904497 ], [ -77.009069, 38.904684 ], [ -77.009066, 38.90513 ], [ -77.009063, 38.905647 ], [ -77.008998, 38.905755 ], [ -77.009002, 38.90632 ], [ -77.009002, 38.907274 ], [ -77.008998, 38.907364 ], [ -77.00899, 38.907684 ], [ -77.009006, 38.908566 ], [ -77.009014, 38.909088 ], [ -77.009018, 38.909638 ], [ -77.009026, 38.910381 ], [ -77.009026, 38.910783 ], [ -77.008809, 38.910684 ], [ -77.008283, 38.910459 ], [ -77.008054, 38.910363 ], [ -77.007699, 38.910213 ], [ -77.006925, 38.909882 ], [ -77.006371, 38.909648 ], [ -77.006207, 38.909579 ], [ -77.006007, 38.909493 ], [ -77.005881, 38.90944 ], [ -77.005691, 38.909358 ], [ -77.005601, 38.90932 ], [ -77.005331, 38.909211 ], [ -77.005097, 38.909117 ], [ -77.004813, 38.908995 ], [ -77.00473, 38.908958 ], [ -77.004593, 38.908897 ], [ -77.004514, 38.908862 ], [ -77.004413, 38.908817 ], [ -77.004381, 38.908803 ], [ -77.004328, 38.90878 ], [ -77.004273, 38.908755 ], [ -77.003816, 38.908561 ], [ -77.00378, 38.908545 ], [ -77.003409, 38.908387 ], [ -77.003275, 38.90833 ], [ -77.003145, 38.908274 ], [ -77.002883, 38.908163 ], [ -77.002506, 38.908001 ], [ -77.002255, 38.907893 ], [ -77.002217, 38.907878 ], [ -77.002017, 38.907796 ], [ -77.001824, 38.907718 ], [ -77.001457, 38.907563 ], [ -77.000853, 38.907305 ], [ -77.000793, 38.90728 ], [ -77.000484, 38.907149 ], [ -77.000362, 38.907098 ], [ -77.000215, 38.907043 ], [ -76.999576, 38.906769 ], [ -76.999431, 38.906706 ], [ -76.998336, 38.90623 ], [ -76.998415, 38.90608 ], [ -76.998424, 38.906061 ], [ -76.998431, 38.906043 ], [ -76.998436, 38.906024 ], [ -76.998442, 38.905987 ], [ -76.998443, 38.905643 ], [ -76.998442, 38.905554 ], [ -76.998443, 38.904968 ], [ -76.998443, 38.904399 ], [ -76.998444, 38.904139 ], [ -76.998443, 38.903826 ], [ -76.998444, 38.903727 ], [ -76.998443, 38.903342 ], [ -76.998444, 38.902512 ], [ -76.99844, 38.902352 ], [ -76.998436, 38.902146 ], [ -76.998445, 38.902007 ], [ -76.998447, 38.901699 ], [ -76.998446, 38.901608 ], [ -76.998446, 38.901324 ], [ -76.998445, 38.901238 ], [ -76.998444, 38.900937 ], [ -76.998443, 38.900853 ], [ -76.998441, 38.900353 ], [ -76.998442, 38.900204 ], [ -76.99855, 38.900205 ], [ -76.999507, 38.900204 ], [ -76.99994, 38.900205 ], [ -77.000448, 38.900204 ], [ -77.000571, 38.900205 ], [ -77.001281, 38.900205 ], [ -77.001857, 38.900204 ], [ -77.002038, 38.900203 ], [ -77.002174, 38.900206 ], [ -77.003566, 38.900207 ], [ -77.003551, 38.900149 ], [ -77.003524, 38.90006 ], [ -77.003503, 38.899847 ], [ -77.003505, 38.898913 ], [ -77.003511, 38.89784 ], [ -77.00351, 38.897438 ], [ -77.003509, 38.897337 ], [ -77.003977, 38.897341 ], [ -77.004608, 38.897341 ], [ -77.004773, 38.89734 ], [ -77.004813, 38.897213 ], [ -77.004968, 38.896759 ], [ -77.005032, 38.896617 ], [ -77.00504, 38.896599 ], [ -77.005145, 38.896409 ], [ -77.005199, 38.896304 ], [ -77.005222, 38.896277 ], [ -77.005247, 38.896251 ], [ -77.005274, 38.896226 ], [ -77.005318, 38.896191 ], [ -77.005586, 38.896047 ], [ -77.005743, 38.896008 ], [ -77.005935, 38.896035 ], [ -77.006146, 38.895986 ], [ -77.006325, 38.89597 ], [ -77.006536, 38.895962 ], [ -77.006718, 38.895986 ], [ -77.006918, 38.896027 ], [ -77.006991, 38.896059 ], [ -77.00717, 38.896141 ], [ -77.007309, 38.896253 ], [ -77.00756, 38.896661 ], [ -77.007601, 38.89675 ], [ -77.00765, 38.896832 ], [ -77.007699, 38.896872 ], [ -77.007774, 38.896913 ], [ -77.008111, 38.897156 ], [ -77.008203, 38.897222 ], [ -77.009066, 38.897555 ], [ -77.009072, 38.897859 ], [ -77.009066, 38.898917 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008701", "BLKGRPCE": "1", "GEOID": "110010087011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 265509.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9129385", "INTPTLON": "-077.0064387", "mobility_total": "1201", "mobility_same_house": "775", "mobility_different_house": "386", "mobility_different_house_same_metro": "297", "mobility_different_house_different_metro": "87", "mobility_different_house_outside_stat_area": "2", "mobility_abroad": "40" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009026, 38.911115 ], [ -77.009026, 38.911426 ], [ -77.009024, 38.911571 ], [ -77.00902, 38.911859 ], [ -77.009018, 38.912601 ], [ -77.008992, 38.913343 ], [ -77.008999, 38.913609 ], [ -77.009013, 38.914085 ], [ -77.009007, 38.914824 ], [ -77.008999, 38.915564 ], [ -77.008909, 38.915564 ], [ -77.008451, 38.915564 ], [ -77.00768, 38.915562 ], [ -77.007547, 38.915563 ], [ -77.00743, 38.915565 ], [ -77.006981, 38.915566 ], [ -77.006396, 38.915565 ], [ -77.006013, 38.915566 ], [ -77.005652, 38.915563 ], [ -77.00509, 38.915564 ], [ -77.004205, 38.915564 ], [ -77.003817, 38.915567 ], [ -77.003613, 38.915567 ], [ -77.003507, 38.915568 ], [ -77.003509, 38.91482 ], [ -77.003508, 38.914746 ], [ -77.003508, 38.914599 ], [ -77.003505, 38.914075 ], [ -77.003504, 38.913337 ], [ -77.003504, 38.913158 ], [ -77.003507, 38.912753 ], [ -77.00351, 38.9126 ], [ -77.004153, 38.912602 ], [ -77.004371, 38.9126 ], [ -77.00458, 38.911861 ], [ -77.004788, 38.911116 ], [ -77.004937, 38.910581 ], [ -77.004965, 38.910483 ], [ -77.005139, 38.909852 ], [ -77.00528, 38.909358 ], [ -77.005331, 38.909211 ], [ -77.005601, 38.90932 ], [ -77.005691, 38.909358 ], [ -77.005881, 38.90944 ], [ -77.006007, 38.909493 ], [ -77.006207, 38.909579 ], [ -77.006371, 38.909648 ], [ -77.006925, 38.909882 ], [ -77.007699, 38.910213 ], [ -77.008054, 38.910363 ], [ -77.008283, 38.910459 ], [ -77.008809, 38.910684 ], [ -77.009026, 38.910783 ], [ -77.009026, 38.911115 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008701", "BLKGRPCE": "2", "GEOID": "110010087012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 117178.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9167378", "INTPTLON": "-077.0058697", "mobility_total": "1149", "mobility_same_house": "798", "mobility_different_house": "338", "mobility_different_house_same_metro": "298", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "13" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009, 38.916893 ], [ -77.008926, 38.916913 ], [ -77.008337, 38.917074 ], [ -77.007134, 38.917467 ], [ -77.007004, 38.917511 ], [ -77.006703, 38.917619 ], [ -77.006077, 38.917834 ], [ -77.005555, 38.918016 ], [ -77.005337, 38.918091 ], [ -77.00511, 38.918168 ], [ -77.004832, 38.918265 ], [ -77.003513, 38.918726 ], [ -77.003513, 38.918652 ], [ -77.00351, 38.918105 ], [ -77.00351, 38.917832 ], [ -77.003509, 38.917675 ], [ -77.00351, 38.917628 ], [ -77.00351, 38.917555 ], [ -77.003511, 38.917283 ], [ -77.003509, 38.916997 ], [ -77.003506, 38.916703 ], [ -77.003508, 38.916347 ], [ -77.003509, 38.916281 ], [ -77.003507, 38.915961 ], [ -77.003506, 38.915656 ], [ -77.003507, 38.915568 ], [ -77.003613, 38.915567 ], [ -77.003817, 38.915567 ], [ -77.004205, 38.915564 ], [ -77.00509, 38.915564 ], [ -77.005652, 38.915563 ], [ -77.006013, 38.915566 ], [ -77.006396, 38.915565 ], [ -77.006981, 38.915566 ], [ -77.00743, 38.915565 ], [ -77.007547, 38.915563 ], [ -77.00768, 38.915562 ], [ -77.008451, 38.915564 ], [ -77.008909, 38.915564 ], [ -77.008999, 38.915564 ], [ -77.008999, 38.916182 ], [ -77.008999, 38.916824 ], [ -77.009, 38.916893 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008702", "BLKGRPCE": "2", "GEOID": "110010087022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 243447.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9121116", "INTPTLON": "-077.0024653", "mobility_total": "623", "mobility_same_house": "489", "mobility_different_house": "134", "mobility_different_house_same_metro": "100", "mobility_different_house_different_metro": "34", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.00528, 38.909358 ], [ -77.005139, 38.909852 ], [ -77.004965, 38.910483 ], [ -77.004937, 38.910581 ], [ -77.004788, 38.911116 ], [ -77.00458, 38.911861 ], [ -77.004371, 38.9126 ], [ -77.004153, 38.912602 ], [ -77.00351, 38.9126 ], [ -77.003507, 38.912753 ], [ -77.003504, 38.913158 ], [ -77.003504, 38.913337 ], [ -77.003505, 38.914075 ], [ -77.003508, 38.914599 ], [ -77.003508, 38.914746 ], [ -77.003509, 38.91482 ], [ -77.003507, 38.915568 ], [ -77.003384, 38.915567 ], [ -77.003213, 38.915567 ], [ -77.002698, 38.915564 ], [ -77.00215, 38.915564 ], [ -77.002028, 38.915565 ], [ -77.00094, 38.915567 ], [ -77.00074, 38.915568 ], [ -77.00057, 38.915631 ], [ -76.999385, 38.91541 ], [ -77.000204, 38.913421 ], [ -77.000447, 38.912624 ], [ -77.000986, 38.911198 ], [ -77.001341, 38.910437 ], [ -77.001354, 38.910114 ], [ -77.001421, 38.909945 ], [ -77.001766, 38.909397 ], [ -77.00225, 38.908607 ], [ -77.002506, 38.908001 ], [ -77.002883, 38.908163 ], [ -77.003145, 38.908274 ], [ -77.003275, 38.90833 ], [ -77.003409, 38.908387 ], [ -77.00378, 38.908545 ], [ -77.003816, 38.908561 ], [ -77.004273, 38.908755 ], [ -77.004328, 38.90878 ], [ -77.004381, 38.908803 ], [ -77.004413, 38.908817 ], [ -77.004514, 38.908862 ], [ -77.004593, 38.908897 ], [ -77.00473, 38.908958 ], [ -77.004813, 38.908995 ], [ -77.005097, 38.909117 ], [ -77.005331, 38.909211 ], [ -77.00528, 38.909358 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008802", "BLKGRPCE": "2", "GEOID": "110010088022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 128320.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9021185", "INTPTLON": "-076.9845641", "mobility_total": "1342", "mobility_same_house": "1232", "mobility_different_house": "110", "mobility_different_house_same_metro": "36", "mobility_different_house_different_metro": "74", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.987345, 38.901659 ], [ -76.987045, 38.902085 ], [ -76.986929, 38.902251 ], [ -76.986785, 38.902452 ], [ -76.986307, 38.903124 ], [ -76.986138, 38.90337 ], [ -76.986108, 38.903415 ], [ -76.986087, 38.903444 ], [ -76.985881, 38.903744 ], [ -76.985503, 38.904288 ], [ -76.985426, 38.904254 ], [ -76.984763, 38.903972 ], [ -76.984049, 38.903668 ], [ -76.98386, 38.903587 ], [ -76.983786, 38.903554 ], [ -76.983549, 38.903451 ], [ -76.983327, 38.903358 ], [ -76.983074, 38.903247 ], [ -76.982617, 38.903054 ], [ -76.982548, 38.903026 ], [ -76.982201, 38.902876 ], [ -76.981909, 38.902756 ], [ -76.981851, 38.902731 ], [ -76.981778, 38.902706 ], [ -76.98237, 38.901766 ], [ -76.982953, 38.900834 ], [ -76.98301, 38.900717 ], [ -76.983032, 38.900673 ], [ -76.983223, 38.900378 ], [ -76.983331, 38.900238 ], [ -76.983404, 38.900194 ], [ -76.983445, 38.900077 ], [ -76.983629, 38.900091 ], [ -76.983703, 38.900096 ], [ -76.983831, 38.900113 ], [ -76.983999, 38.900132 ], [ -76.984133, 38.900143 ], [ -76.98427, 38.90024 ], [ -76.98431, 38.900269 ], [ -76.984366, 38.9003 ], [ -76.984399, 38.900313 ], [ -76.984684, 38.900433 ], [ -76.984716, 38.900447 ], [ -76.985177, 38.900648 ], [ -76.985224, 38.900668 ], [ -76.985424, 38.900752 ], [ -76.985491, 38.900781 ], [ -76.985664, 38.900823 ], [ -76.985734, 38.900852 ], [ -76.985929, 38.900935 ], [ -76.986665, 38.901247 ], [ -76.986817, 38.901312 ], [ -76.987411, 38.901567 ], [ -76.987345, 38.901659 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008802", "BLKGRPCE": "3", "GEOID": "110010088023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 180747.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9040247", "INTPTLON": "-076.9891353", "mobility_total": "1316", "mobility_same_house": "1037", "mobility_different_house": "250", "mobility_different_house_same_metro": "203", "mobility_different_house_different_metro": "47", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "29" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.993135, 38.904 ], [ -76.992805, 38.904258 ], [ -76.992496, 38.90453 ], [ -76.992225, 38.904772 ], [ -76.991807, 38.905143 ], [ -76.991309, 38.905583 ], [ -76.990878, 38.905962 ], [ -76.9904, 38.906386 ], [ -76.98957, 38.906021 ], [ -76.98904, 38.905798 ], [ -76.988602, 38.905611 ], [ -76.988277, 38.90547 ], [ -76.987817, 38.905276 ], [ -76.987351, 38.905077 ], [ -76.986844, 38.904862 ], [ -76.98631, 38.904631 ], [ -76.985794, 38.904415 ], [ -76.985503, 38.904288 ], [ -76.985881, 38.903744 ], [ -76.986087, 38.903444 ], [ -76.986108, 38.903415 ], [ -76.986138, 38.90337 ], [ -76.986307, 38.903124 ], [ -76.986785, 38.902452 ], [ -76.986929, 38.902251 ], [ -76.987045, 38.902085 ], [ -76.987345, 38.901659 ], [ -76.987411, 38.901567 ], [ -76.98829, 38.901941 ], [ -76.988695, 38.902114 ], [ -76.989005, 38.902245 ], [ -76.989252, 38.902352 ], [ -76.9896, 38.902499 ], [ -76.989699, 38.902539 ], [ -76.990079, 38.902694 ], [ -76.990183, 38.902739 ], [ -76.990651, 38.902948 ], [ -76.991522, 38.903318 ], [ -76.992242, 38.903627 ], [ -76.992637, 38.903789 ], [ -76.992906, 38.9039 ], [ -76.993135, 38.904 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009302", "BLKGRPCE": "1", "GEOID": "110010093021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 398354.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9251412", "INTPTLON": "-076.9908482", "mobility_total": "1005", "mobility_same_house": "860", "mobility_different_house": "145", "mobility_different_house_same_metro": "105", "mobility_different_house_different_metro": "40", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.995946, 38.921902 ], [ -76.99513, 38.923796 ], [ -76.995047, 38.92399 ], [ -76.99465, 38.925582 ], [ -76.994074, 38.927441 ], [ -76.993681, 38.92745 ], [ -76.993451, 38.927463 ], [ -76.992928, 38.927487 ], [ -76.992433, 38.927516 ], [ -76.992328, 38.92752 ], [ -76.992064, 38.927533 ], [ -76.991644, 38.927551 ], [ -76.990833, 38.927588 ], [ -76.99072, 38.927596 ], [ -76.990605, 38.927603 ], [ -76.989394, 38.927663 ], [ -76.988973, 38.927683 ], [ -76.988498, 38.927709 ], [ -76.988285, 38.927719 ], [ -76.987716, 38.927747 ], [ -76.987266, 38.927771 ], [ -76.986826, 38.927793 ], [ -76.986484, 38.927811 ], [ -76.98614, 38.927826 ], [ -76.985969, 38.927835 ], [ -76.985963, 38.927745 ], [ -76.985923, 38.927237 ], [ -76.985892, 38.92686 ], [ -76.985885, 38.926767 ], [ -76.985879, 38.92668 ], [ -76.985799, 38.925699 ], [ -76.98576, 38.925222 ], [ -76.985749, 38.925069 ], [ -76.985742, 38.924969 ], [ -76.985741, 38.924943 ], [ -76.985732, 38.924894 ], [ -76.98572, 38.924845 ], [ -76.985705, 38.924796 ], [ -76.985686, 38.924749 ], [ -76.985665, 38.924702 ], [ -76.985623, 38.92462 ], [ -76.986466, 38.924346 ], [ -76.988001, 38.923866 ], [ -76.989936, 38.923205 ], [ -76.990195, 38.923123 ], [ -76.992417, 38.922485 ], [ -76.993886, 38.922046 ], [ -76.994793, 38.921765 ], [ -76.995915, 38.921423 ], [ -76.996193, 38.921328 ], [ -76.995946, 38.921902 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009807", "BLKGRPCE": "1", "GEOID": "110010098071", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 528583.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8323192", "INTPTLON": "-077.0113672", "mobility_total": "753", "mobility_same_house": "700", "mobility_different_house": "41", "mobility_different_house_same_metro": "41", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "12" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.017294, 38.828438 ], [ -77.017229, 38.828812 ], [ -77.017222, 38.828842 ], [ -77.017202, 38.828934 ], [ -77.017151, 38.829068 ], [ -77.017083, 38.829207 ], [ -77.017064, 38.82924 ], [ -77.017014, 38.829327 ], [ -77.016891, 38.829529 ], [ -77.016844, 38.829609 ], [ -77.016824, 38.829656 ], [ -77.016807, 38.829786 ], [ -77.016788, 38.829828 ], [ -77.016773, 38.829872 ], [ -77.016757, 38.829906 ], [ -77.016733, 38.82994 ], [ -77.016698, 38.829983 ], [ -77.016666, 38.830014 ], [ -77.016627, 38.830057 ], [ -77.016564, 38.830101 ], [ -77.016485, 38.830174 ], [ -77.016097, 38.830542 ], [ -77.015882, 38.830742 ], [ -77.015678, 38.830934 ], [ -77.015434, 38.831162 ], [ -77.015282, 38.831306 ], [ -77.015216, 38.831365 ], [ -77.015153, 38.831425 ], [ -77.015062, 38.831518 ], [ -77.014976, 38.831614 ], [ -77.01496, 38.831637 ], [ -77.014898, 38.831725 ], [ -77.014716, 38.831985 ], [ -77.014606, 38.832136 ], [ -77.014452, 38.832331 ], [ -77.014257, 38.832569 ], [ -77.014021, 38.83285 ], [ -77.013721, 38.833248 ], [ -77.013432, 38.833649 ], [ -77.012962, 38.834285 ], [ -77.012535, 38.83486 ], [ -77.011982, 38.835614 ], [ -77.011563, 38.836177 ], [ -77.011068, 38.836852 ], [ -77.010964, 38.836989 ], [ -77.010658, 38.837403 ], [ -77.010608, 38.837473 ], [ -77.010305, 38.837884 ], [ -77.010177, 38.838054 ], [ -77.009992, 38.838306 ], [ -77.009656, 38.83876 ], [ -77.009155, 38.839563 ], [ -77.009191, 38.839184 ], [ -77.009168, 38.838898 ], [ -77.009082, 38.83877 ], [ -77.008947, 38.838459 ], [ -77.008087, 38.836441 ], [ -77.007877, 38.835856 ], [ -77.007744, 38.835687 ], [ -77.007775, 38.835629 ], [ -77.00779, 38.835599 ], [ -77.007909, 38.835248 ], [ -77.007971, 38.835061 ], [ -77.008016, 38.83491 ], [ -77.008195, 38.834333 ], [ -77.008213, 38.834277 ], [ -77.008316, 38.83394 ], [ -77.008345, 38.83383 ], [ -77.008411, 38.833647 ], [ -77.008394, 38.833441 ], [ -77.008399, 38.833369 ], [ -77.0084, 38.83326 ], [ -77.008395, 38.833152 ], [ -77.008388, 38.83308 ], [ -77.008367, 38.832923 ], [ -77.008355, 38.832832 ], [ -77.008344, 38.832768 ], [ -77.00833, 38.832704 ], [ -77.008313, 38.83264 ], [ -77.008293, 38.832577 ], [ -77.008263, 38.832493 ], [ -77.008223, 38.832388 ], [ -77.008181, 38.832283 ], [ -77.008136, 38.832179 ], [ -77.008088, 38.832076 ], [ -77.008063, 38.832025 ], [ -77.007916, 38.831768 ], [ -77.007851, 38.831658 ], [ -77.007817, 38.831588 ], [ -77.007801, 38.831552 ], [ -77.007787, 38.831517 ], [ -77.007762, 38.831472 ], [ -77.007677, 38.831398 ], [ -77.007674, 38.830842 ], [ -77.007676, 38.83059 ], [ -77.007676, 38.830342 ], [ -77.007675, 38.830293 ], [ -77.007675, 38.830215 ], [ -77.007674, 38.829635 ], [ -77.007675, 38.829199 ], [ -77.007803, 38.829199 ], [ -77.007938, 38.829192 ], [ -77.007987, 38.829188 ], [ -77.008011, 38.829185 ], [ -77.00806, 38.829181 ], [ -77.008158, 38.829168 ], [ -77.008232, 38.829156 ], [ -77.008361, 38.829131 ], [ -77.008456, 38.82911 ], [ -77.008581, 38.829078 ], [ -77.008696, 38.829043 ], [ -77.008722, 38.829034 ], [ -77.008749, 38.829026 ], [ -77.008878, 38.828977 ], [ -77.008912, 38.828963 ], [ -77.009055, 38.828901 ], [ -77.009187, 38.828845 ], [ -77.009234, 38.828827 ], [ -77.009353, 38.828787 ], [ -77.009461, 38.828756 ], [ -77.009545, 38.828735 ], [ -77.009574, 38.828729 ], [ -77.009602, 38.828722 ], [ -77.009714, 38.828701 ], [ -77.009824, 38.828684 ], [ -77.009934, 38.82867 ], [ -77.009992, 38.828664 ], [ -77.010109, 38.828656 ], [ -77.010167, 38.828653 ], [ -77.010226, 38.828652 ], [ -77.01041, 38.828651 ], [ -77.010679, 38.828653 ], [ -77.010949, 38.828652 ], [ -77.011517, 38.828653 ], [ -77.011885, 38.828652 ], [ -77.012312, 38.828652 ], [ -77.012442, 38.828653 ], [ -77.012585, 38.828656 ], [ -77.012716, 38.828658 ], [ -77.012829, 38.828647 ], [ -77.013067, 38.828616 ], [ -77.013428, 38.828572 ], [ -77.013889, 38.828518 ], [ -77.014536, 38.828444 ], [ -77.014707, 38.828428 ], [ -77.014879, 38.828416 ], [ -77.015022, 38.82841 ], [ -77.015424, 38.828396 ], [ -77.01587, 38.828393 ], [ -77.015994, 38.828392 ], [ -77.016407, 38.828382 ], [ -77.016768, 38.828376 ], [ -77.016858, 38.828373 ], [ -77.016895, 38.828372 ], [ -77.016946, 38.82837 ], [ -77.017157, 38.828358 ], [ -77.017307, 38.828344 ], [ -77.017294, 38.828438 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009807", "BLKGRPCE": "2", "GEOID": "110010098072", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 508431.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8259649", "INTPTLON": "-077.0121636", "mobility_total": "2464", "mobility_same_house": "2122", "mobility_different_house": "342", "mobility_different_house_same_metro": "328", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.017369, 38.823896 ], [ -77.017368, 38.824303 ], [ -77.017367, 38.825203 ], [ -77.017369, 38.827225 ], [ -77.01737, 38.827363 ], [ -77.017341, 38.827782 ], [ -77.017335, 38.82807 ], [ -77.017326, 38.828243 ], [ -77.017307, 38.828344 ], [ -77.017157, 38.828358 ], [ -77.016946, 38.82837 ], [ -77.016895, 38.828372 ], [ -77.016858, 38.828373 ], [ -77.016768, 38.828376 ], [ -77.016407, 38.828382 ], [ -77.015994, 38.828392 ], [ -77.01587, 38.828393 ], [ -77.015424, 38.828396 ], [ -77.015022, 38.82841 ], [ -77.014879, 38.828416 ], [ -77.014707, 38.828428 ], [ -77.014536, 38.828444 ], [ -77.013889, 38.828518 ], [ -77.013428, 38.828572 ], [ -77.013067, 38.828616 ], [ -77.012829, 38.828647 ], [ -77.012716, 38.828658 ], [ -77.012585, 38.828656 ], [ -77.012442, 38.828653 ], [ -77.012312, 38.828652 ], [ -77.011885, 38.828652 ], [ -77.011517, 38.828653 ], [ -77.010949, 38.828652 ], [ -77.010679, 38.828653 ], [ -77.01041, 38.828651 ], [ -77.010226, 38.828652 ], [ -77.010167, 38.828653 ], [ -77.010109, 38.828656 ], [ -77.009992, 38.828664 ], [ -77.009934, 38.82867 ], [ -77.009824, 38.828684 ], [ -77.009714, 38.828701 ], [ -77.009602, 38.828722 ], [ -77.009574, 38.828729 ], [ -77.009545, 38.828735 ], [ -77.009461, 38.828756 ], [ -77.009353, 38.828787 ], [ -77.009234, 38.828827 ], [ -77.009187, 38.828845 ], [ -77.009055, 38.828901 ], [ -77.008912, 38.828963 ], [ -77.008878, 38.828977 ], [ -77.008749, 38.829026 ], [ -77.008722, 38.829034 ], [ -77.008696, 38.829043 ], [ -77.008581, 38.829078 ], [ -77.008456, 38.82911 ], [ -77.008361, 38.829131 ], [ -77.008232, 38.829156 ], [ -77.008158, 38.829168 ], [ -77.00806, 38.829181 ], [ -77.008011, 38.829185 ], [ -77.007987, 38.829188 ], [ -77.007938, 38.829192 ], [ -77.007803, 38.829199 ], [ -77.007675, 38.829199 ], [ -77.007675, 38.827795 ], [ -77.007674, 38.827624 ], [ -77.007676, 38.827458 ], [ -77.007673, 38.827293 ], [ -77.007668, 38.82721 ], [ -77.007657, 38.827094 ], [ -77.007642, 38.826978 ], [ -77.007623, 38.826862 ], [ -77.007603, 38.826768 ], [ -77.007568, 38.826628 ], [ -77.00754, 38.826537 ], [ -77.007509, 38.826447 ], [ -77.007475, 38.826358 ], [ -77.007434, 38.826263 ], [ -77.007385, 38.826158 ], [ -77.007336, 38.826063 ], [ -77.007265, 38.825931 ], [ -77.007136, 38.825732 ], [ -77.007092, 38.825666 ], [ -77.007006, 38.825533 ], [ -77.006765, 38.825172 ], [ -77.006747, 38.825144 ], [ -77.006577, 38.824886 ], [ -77.006472, 38.824725 ], [ -77.006346, 38.824537 ], [ -77.006252, 38.824404 ], [ -77.006189, 38.824318 ], [ -77.006123, 38.824233 ], [ -77.006054, 38.824151 ], [ -77.006002, 38.824091 ], [ -77.006027, 38.824082 ], [ -77.006107, 38.824058 ], [ -77.006215, 38.824033 ], [ -77.00627, 38.824023 ], [ -77.006345, 38.824015 ], [ -77.00637, 38.824014 ], [ -77.006394, 38.824012 ], [ -77.006494, 38.824008 ], [ -77.006519, 38.824008 ], [ -77.006551, 38.82401 ], [ -77.006616, 38.824012 ], [ -77.006681, 38.824011 ], [ -77.006745, 38.824007 ], [ -77.006876, 38.823992 ], [ -77.006946, 38.82398 ], [ -77.007015, 38.823966 ], [ -77.007082, 38.823948 ], [ -77.007116, 38.823938 ], [ -77.007149, 38.823927 ], [ -77.007308, 38.823867 ], [ -77.007363, 38.823847 ], [ -77.007562, 38.823772 ], [ -77.007635, 38.823743 ], [ -77.007728, 38.82371 ], [ -77.007824, 38.823682 ], [ -77.007889, 38.823666 ], [ -77.007956, 38.823652 ], [ -77.008023, 38.82364 ], [ -77.008086, 38.823631 ], [ -77.008124, 38.823625 ], [ -77.008226, 38.823613 ], [ -77.008404, 38.823602 ], [ -77.008475, 38.8236 ], [ -77.008619, 38.8236 ], [ -77.008973, 38.823602 ], [ -77.009529, 38.8236 ], [ -77.009574, 38.823599 ], [ -77.009651, 38.823599 ], [ -77.010334, 38.823601 ], [ -77.010674, 38.823599 ], [ -77.010885, 38.8236 ], [ -77.010966, 38.823601 ], [ -77.011742, 38.8236 ], [ -77.0118, 38.823597 ], [ -77.011858, 38.823588 ], [ -77.011886, 38.823582 ], [ -77.01173, 38.823223 ], [ -77.011575, 38.822859 ], [ -77.011557, 38.82282 ], [ -77.011629, 38.822661 ], [ -77.011693, 38.822528 ], [ -77.011809, 38.822321 ], [ -77.011942, 38.822091 ], [ -77.012071, 38.821873 ], [ -77.012083, 38.821896 ], [ -77.012699, 38.823032 ], [ -77.015826, 38.823712 ], [ -77.016527, 38.823765 ], [ -77.01683, 38.82385 ], [ -77.017092, 38.823743 ], [ -77.01737, 38.823592 ], [ -77.017369, 38.823896 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010400", "BLKGRPCE": "2", "GEOID": "110010104002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 2160942.000000, "AWATER": 83.000000, "INTPTLAT": "+38.8514881", "INTPTLON": "-076.9985197", "mobility_total": "2366", "mobility_same_house": "1889", "mobility_different_house": "466", "mobility_different_house_same_metro": "428", "mobility_different_house_different_metro": "34", "mobility_different_house_outside_stat_area": "4", "mobility_abroad": "11" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.00836, 38.850638 ], [ -77.008124, 38.850948 ], [ -77.006957, 38.852965 ], [ -77.006773, 38.853442 ], [ -77.004736, 38.858722 ], [ -77.004123, 38.859995 ], [ -77.003807, 38.860115 ], [ -77.003735, 38.860226 ], [ -77.003616, 38.860413 ], [ -77.003533, 38.860542 ], [ -77.003446, 38.860689 ], [ -77.00331, 38.860649 ], [ -77.003004, 38.860535 ], [ -77.002923, 38.860504 ], [ -77.002823, 38.860505 ], [ -77.00279, 38.86043 ], [ -77.002383, 38.860499 ], [ -77.002349, 38.860523 ], [ -77.002366, 38.860576 ], [ -77.002262, 38.860508 ], [ -77.002659, 38.860295 ], [ -77.002196, 38.860261 ], [ -76.998763, 38.857518 ], [ -76.996075, 38.856067 ], [ -76.992478, 38.853564 ], [ -76.992289, 38.853452 ], [ -76.990958, 38.852661 ], [ -76.990847, 38.852778 ], [ -76.986382, 38.849944 ], [ -76.986473, 38.849853 ], [ -76.985047, 38.848964 ], [ -76.987283, 38.846662 ], [ -76.988759, 38.845144 ], [ -76.989044, 38.844771 ], [ -76.989231, 38.844565 ], [ -76.990594, 38.844312 ], [ -76.990995, 38.844244 ], [ -76.991658, 38.844127 ], [ -76.992176, 38.844039 ], [ -76.992403, 38.844157 ], [ -76.99351, 38.844905 ], [ -76.993864, 38.845094 ], [ -76.994706, 38.84558 ], [ -76.994945, 38.846203 ], [ -76.995362, 38.846386 ], [ -76.996174, 38.846759 ], [ -76.99619, 38.846726 ], [ -76.996228, 38.846658 ], [ -76.996248, 38.846625 ], [ -76.996269, 38.846593 ], [ -76.996307, 38.846538 ], [ -76.996368, 38.846452 ], [ -76.99655, 38.846211 ], [ -76.996637, 38.846094 ], [ -76.996858, 38.8458 ], [ -76.997077, 38.845506 ], [ -76.997135, 38.845428 ], [ -76.997154, 38.845404 ], [ -76.997389, 38.845089 ], [ -76.997578, 38.845088 ], [ -76.998198, 38.845089 ], [ -76.999807, 38.845089 ], [ -76.999995, 38.84509 ], [ -77.000886, 38.84509 ], [ -77.00124, 38.845089 ], [ -77.002102, 38.845089 ], [ -77.003295, 38.845088 ], [ -77.004401, 38.845087 ], [ -77.006246, 38.845087 ], [ -77.006477, 38.845086 ], [ -77.006828, 38.845087 ], [ -77.006998, 38.845087 ], [ -77.00722, 38.845094 ], [ -77.007304, 38.845098 ], [ -77.007539, 38.845094 ], [ -77.008149, 38.845039 ], [ -77.008288, 38.845031 ], [ -77.00836, 38.845038 ], [ -77.00835, 38.845136 ], [ -77.008324, 38.845395 ], [ -77.008248, 38.846206 ], [ -77.008237, 38.846301 ], [ -77.00822, 38.846539 ], [ -77.00821, 38.846661 ], [ -77.008196, 38.846811 ], [ -77.008187, 38.846952 ], [ -77.008157, 38.847286 ], [ -77.008147, 38.847443 ], [ -77.008147, 38.847619 ], [ -77.00813, 38.848171 ], [ -77.008116, 38.848608 ], [ -77.00811, 38.849468 ], [ -77.008083, 38.849772 ], [ -77.008349, 38.85012 ], [ -77.008657, 38.850136 ], [ -77.00836, 38.850638 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009901", "BLKGRPCE": "1", "GEOID": "110010099011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 259978.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8735696", "INTPTLON": "-076.9626897", "mobility_total": "697", "mobility_same_house": "655", "mobility_different_house": "42", "mobility_different_house_same_metro": "42", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.964809, 38.87642 ], [ -76.96462, 38.876513 ], [ -76.963843, 38.876902 ], [ -76.96362, 38.877012 ], [ -76.963517, 38.877064 ], [ -76.963233, 38.877205 ], [ -76.962936, 38.877355 ], [ -76.962775, 38.877436 ], [ -76.962709, 38.877468 ], [ -76.962156, 38.877743 ], [ -76.962018, 38.877809 ], [ -76.961985, 38.877773 ], [ -76.961959, 38.87775 ], [ -76.961931, 38.877728 ], [ -76.961895, 38.877698 ], [ -76.961871, 38.87768 ], [ -76.961845, 38.877664 ], [ -76.961818, 38.877649 ], [ -76.961762, 38.877623 ], [ -76.961732, 38.877612 ], [ -76.961702, 38.877603 ], [ -76.961671, 38.877595 ], [ -76.961639, 38.877588 ], [ -76.961569, 38.877578 ], [ -76.961493, 38.877573 ], [ -76.961454, 38.877573 ], [ -76.961402, 38.877576 ], [ -76.961329, 38.876993 ], [ -76.961304, 38.876786 ], [ -76.961205, 38.875971 ], [ -76.961165, 38.875651 ], [ -76.961162, 38.87562 ], [ -76.961124, 38.87533 ], [ -76.961088, 38.875023 ], [ -76.961037, 38.874604 ], [ -76.961029, 38.874542 ], [ -76.961, 38.874312 ], [ -76.960951, 38.873903 ], [ -76.96094, 38.87382 ], [ -76.960865, 38.873207 ], [ -76.96083, 38.872928 ], [ -76.960734, 38.872141 ], [ -76.960639, 38.871359 ], [ -76.960625, 38.871252 ], [ -76.960613, 38.871148 ], [ -76.96061, 38.871128 ], [ -76.960549, 38.870622 ], [ -76.960528, 38.870459 ], [ -76.960515, 38.870348 ], [ -76.960409, 38.86949 ], [ -76.960401, 38.869434 ], [ -76.960383, 38.869291 ], [ -76.961259, 38.869648 ], [ -76.961994, 38.869948 ], [ -76.963089, 38.870399 ], [ -76.963267, 38.870472 ], [ -76.964772, 38.871087 ], [ -76.964772, 38.8712 ], [ -76.964773, 38.871222 ], [ -76.964767, 38.871797 ], [ -76.964767, 38.871917 ], [ -76.964768, 38.872009 ], [ -76.964765, 38.872677 ], [ -76.964768, 38.872935 ], [ -76.964769, 38.87301 ], [ -76.964769, 38.873708 ], [ -76.96477, 38.87375 ], [ -76.96477, 38.873816 ], [ -76.96477, 38.874192 ], [ -76.96477, 38.874265 ], [ -76.964768, 38.874475 ], [ -76.964769, 38.874615 ], [ -76.96477, 38.874821 ], [ -76.96477, 38.874951 ], [ -76.964768, 38.875103 ], [ -76.964766, 38.875484 ], [ -76.964765, 38.876198 ], [ -76.96477, 38.876243 ], [ -76.964786, 38.876273 ], [ -76.96492, 38.876364 ], [ -76.964809, 38.87642 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009902", "BLKGRPCE": "2", "GEOID": "110010099022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 282956.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8669411", "INTPTLON": "-076.9468286", "mobility_total": "1706", "mobility_same_house": "1502", "mobility_different_house": "204", "mobility_different_house_same_metro": "163", "mobility_different_house_different_metro": "41", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.951042, 38.865792 ], [ -76.951003, 38.865819 ], [ -76.950852, 38.865933 ], [ -76.950806, 38.865971 ], [ -76.950716, 38.866049 ], [ -76.950629, 38.866129 ], [ -76.950546, 38.866211 ], [ -76.950467, 38.866295 ], [ -76.949957, 38.866863 ], [ -76.949807, 38.867043 ], [ -76.949688, 38.867186 ], [ -76.949582, 38.867303 ], [ -76.949513, 38.867355 ], [ -76.949314, 38.867581 ], [ -76.949066, 38.867857 ], [ -76.948857, 38.868087 ], [ -76.948491, 38.868495 ], [ -76.948416, 38.868553 ], [ -76.9482, 38.868782 ], [ -76.948113, 38.868885 ], [ -76.948033, 38.86898 ], [ -76.948009, 38.869007 ], [ -76.947987, 38.869028 ], [ -76.947918, 38.869089 ], [ -76.94787, 38.869129 ], [ -76.947772, 38.869205 ], [ -76.947668, 38.86927 ], [ -76.947572, 38.869345 ], [ -76.947436, 38.869443 ], [ -76.947362, 38.869493 ], [ -76.947212, 38.86959 ], [ -76.947173, 38.869613 ], [ -76.947135, 38.869637 ], [ -76.946993, 38.869721 ], [ -76.946825, 38.869814 ], [ -76.946685, 38.869886 ], [ -76.946543, 38.869955 ], [ -76.946471, 38.869989 ], [ -76.946398, 38.870022 ], [ -76.946229, 38.870094 ], [ -76.946143, 38.870129 ], [ -76.94597, 38.870195 ], [ -76.945794, 38.870257 ], [ -76.945705, 38.870286 ], [ -76.945525, 38.870341 ], [ -76.945394, 38.870379 ], [ -76.945196, 38.870431 ], [ -76.945062, 38.870462 ], [ -76.94496, 38.870484 ], [ -76.944943, 38.870435 ], [ -76.944933, 38.870411 ], [ -76.94491, 38.870363 ], [ -76.944898, 38.87034 ], [ -76.944856, 38.870271 ], [ -76.94484, 38.870249 ], [ -76.944612, 38.869855 ], [ -76.944362, 38.869414 ], [ -76.944099, 38.868972 ], [ -76.943951, 38.868703 ], [ -76.943895, 38.868602 ], [ -76.943873, 38.868546 ], [ -76.943844, 38.868461 ], [ -76.943819, 38.868376 ], [ -76.943804, 38.868318 ], [ -76.943794, 38.868274 ], [ -76.943785, 38.868229 ], [ -76.943778, 38.868184 ], [ -76.943766, 38.868093 ], [ -76.94376, 38.868002 ], [ -76.943759, 38.867957 ], [ -76.943762, 38.867642 ], [ -76.943763, 38.867371 ], [ -76.943762, 38.867102 ], [ -76.943764, 38.86669 ], [ -76.943762, 38.866233 ], [ -76.943758, 38.866213 ], [ -76.943752, 38.866195 ], [ -76.943743, 38.866177 ], [ -76.943731, 38.86616 ], [ -76.943717, 38.866144 ], [ -76.9437, 38.866128 ], [ -76.943815, 38.866038 ], [ -76.943959, 38.865926 ], [ -76.944033, 38.865868 ], [ -76.94415, 38.865777 ], [ -76.944491, 38.865512 ], [ -76.944588, 38.865436 ], [ -76.944693, 38.865353 ], [ -76.944769, 38.865294 ], [ -76.944907, 38.865186 ], [ -76.945393, 38.864807 ], [ -76.945601, 38.864645 ], [ -76.945668, 38.864592 ], [ -76.945779, 38.864506 ], [ -76.945879, 38.864428 ], [ -76.945914, 38.864402 ], [ -76.946229, 38.864156 ], [ -76.946253, 38.864137 ], [ -76.946262, 38.86413 ], [ -76.94663, 38.863841 ], [ -76.946722, 38.86377 ], [ -76.946809, 38.863702 ], [ -76.946864, 38.86378 ], [ -76.947535, 38.864046 ], [ -76.94771, 38.864116 ], [ -76.949096, 38.864685 ], [ -76.949902, 38.865014 ], [ -76.950152, 38.865118 ], [ -76.951324, 38.865594 ], [ -76.951042, 38.865792 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009904", "BLKGRPCE": "1", "GEOID": "110010099041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 213546.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8858531", "INTPTLON": "-076.9323280", "mobility_total": "576", "mobility_same_house": "518", "mobility_different_house": "58", "mobility_different_house_same_metro": "57", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.935773, 38.885964 ], [ -76.935243, 38.885898 ], [ -76.934636, 38.885827 ], [ -76.93407, 38.885762 ], [ -76.933514, 38.885696 ], [ -76.933035, 38.885632 ], [ -76.932943, 38.885617 ], [ -76.932946, 38.885656 ], [ -76.932946, 38.885682 ], [ -76.932944, 38.885709 ], [ -76.932939, 38.885734 ], [ -76.932932, 38.885761 ], [ -76.932817, 38.886287 ], [ -76.932788, 38.88642 ], [ -76.932767, 38.886512 ], [ -76.932669, 38.886965 ], [ -76.932507, 38.887709 ], [ -76.932479, 38.887832 ], [ -76.932429, 38.888059 ], [ -76.932373, 38.888319 ], [ -76.932224, 38.888994 ], [ -76.932207, 38.889074 ], [ -76.932092, 38.889588 ], [ -76.932085, 38.889625 ], [ -76.932075, 38.889673 ], [ -76.932068, 38.889706 ], [ -76.932056, 38.889761 ], [ -76.932047, 38.889806 ], [ -76.93202, 38.889807 ], [ -76.931828, 38.889814 ], [ -76.931165, 38.889822 ], [ -76.930783, 38.889831 ], [ -76.930391, 38.889824 ], [ -76.930155, 38.889821 ], [ -76.930072, 38.88982 ], [ -76.930054, 38.88982 ], [ -76.930052, 38.889707 ], [ -76.93005, 38.889663 ], [ -76.930035, 38.889615 ], [ -76.930025, 38.889588 ], [ -76.930011, 38.889563 ], [ -76.929983, 38.889521 ], [ -76.929954, 38.889483 ], [ -76.929917, 38.889443 ], [ -76.929829, 38.889372 ], [ -76.929767, 38.889344 ], [ -76.929797, 38.889219 ], [ -76.929864, 38.888924 ], [ -76.929914, 38.88869 ], [ -76.930039, 38.888101 ], [ -76.930059, 38.888011 ], [ -76.930154, 38.887581 ], [ -76.930209, 38.887341 ], [ -76.930225, 38.887267 ], [ -76.930319, 38.886851 ], [ -76.930361, 38.886654 ], [ -76.930379, 38.886572 ], [ -76.930447, 38.886248 ], [ -76.930503, 38.885986 ], [ -76.930612, 38.885476 ], [ -76.930651, 38.885305 ], [ -76.930784, 38.884715 ], [ -76.930802, 38.884629 ], [ -76.930821, 38.884534 ], [ -76.930948, 38.883956 ], [ -76.931095, 38.883282 ], [ -76.931169, 38.883293 ], [ -76.931196, 38.883294 ], [ -76.931222, 38.883296 ], [ -76.931302, 38.883297 ], [ -76.931391, 38.883262 ], [ -76.931794, 38.883077 ], [ -76.933145, 38.882483 ], [ -76.933516, 38.882324 ], [ -76.933624, 38.882273 ], [ -76.93423, 38.882997 ], [ -76.934318, 38.883104 ], [ -76.934477, 38.883295 ], [ -76.934676, 38.883532 ], [ -76.934793, 38.88368 ], [ -76.934812, 38.883707 ], [ -76.934832, 38.883733 ], [ -76.934915, 38.883849 ], [ -76.934966, 38.883925 ], [ -76.93499, 38.883964 ], [ -76.935015, 38.884002 ], [ -76.93507, 38.884094 ], [ -76.935131, 38.8842 ], [ -76.93516, 38.884254 ], [ -76.935216, 38.884362 ], [ -76.935242, 38.884416 ], [ -76.935293, 38.884526 ], [ -76.935316, 38.884581 ], [ -76.935602, 38.885247 ], [ -76.935727, 38.88554 ], [ -76.935916, 38.885981 ], [ -76.935773, 38.885964 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009905", "BLKGRPCE": "2", "GEOID": "110010099052", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 141794.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8843911", "INTPTLON": "-076.9222330", "mobility_total": "700", "mobility_same_house": "572", "mobility_different_house": "128", "mobility_different_house_same_metro": "128", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.925954, 38.881082 ], [ -76.924494, 38.881705 ], [ -76.924421, 38.882049 ], [ -76.924352, 38.882393 ], [ -76.924344, 38.882431 ], [ -76.924315, 38.882581 ], [ -76.9242, 38.883045 ], [ -76.92418, 38.883127 ], [ -76.924127, 38.883353 ], [ -76.924042, 38.883733 ], [ -76.923897, 38.884403 ], [ -76.923757, 38.885046 ], [ -76.923748, 38.885083 ], [ -76.923708, 38.885267 ], [ -76.923614, 38.885674 ], [ -76.923595, 38.88576 ], [ -76.923503, 38.886122 ], [ -76.923428, 38.886497 ], [ -76.923305, 38.886475 ], [ -76.92318, 38.886458 ], [ -76.923136, 38.886454 ], [ -76.923025, 38.886444 ], [ -76.922891, 38.886437 ], [ -76.92263, 38.886428 ], [ -76.922271, 38.886422 ], [ -76.922228, 38.886422 ], [ -76.922038, 38.886415 ], [ -76.921933, 38.886409 ], [ -76.921829, 38.886401 ], [ -76.921755, 38.886394 ], [ -76.921607, 38.886376 ], [ -76.921263, 38.886326 ], [ -76.92114, 38.886306 ], [ -76.921086, 38.886298 ], [ -76.921017, 38.886286 ], [ -76.920938, 38.886271 ], [ -76.920734, 38.88623 ], [ -76.920452, 38.886167 ], [ -76.920151, 38.886093 ], [ -76.919817, 38.886014 ], [ -76.919529, 38.885946 ], [ -76.91942, 38.885918 ], [ -76.919063, 38.885832 ], [ -76.918708, 38.885744 ], [ -76.918566, 38.88571 ], [ -76.918684, 38.885618 ], [ -76.918711, 38.885597 ], [ -76.919021, 38.885355 ], [ -76.91915, 38.885255 ], [ -76.919278, 38.885155 ], [ -76.919319, 38.885123 ], [ -76.919345, 38.885103 ], [ -76.919407, 38.885055 ], [ -76.919436, 38.885032 ], [ -76.919535, 38.884955 ], [ -76.919664, 38.884855 ], [ -76.919792, 38.884755 ], [ -76.919925, 38.884651 ], [ -76.919962, 38.884622 ], [ -76.920058, 38.884548 ], [ -76.920118, 38.884501 ], [ -76.920191, 38.884445 ], [ -76.920218, 38.884424 ], [ -76.920324, 38.884341 ], [ -76.920457, 38.884238 ], [ -76.92059, 38.884134 ], [ -76.920716, 38.884036 ], [ -76.920739, 38.884018 ], [ -76.920826, 38.88395 ], [ -76.920921, 38.883876 ], [ -76.920966, 38.88384 ], [ -76.921092, 38.883742 ], [ -76.921217, 38.883644 ], [ -76.921342, 38.883546 ], [ -76.921484, 38.883435 ], [ -76.921584, 38.883357 ], [ -76.921644, 38.88331 ], [ -76.921676, 38.883285 ], [ -76.921794, 38.883193 ], [ -76.921945, 38.883075 ], [ -76.922096, 38.882957 ], [ -76.922246, 38.882839 ], [ -76.922329, 38.882775 ], [ -76.922437, 38.88269 ], [ -76.922774, 38.882428 ], [ -76.923121, 38.882157 ], [ -76.923972, 38.881494 ], [ -76.92401, 38.881462 ], [ -76.924052, 38.881427 ], [ -76.924216, 38.881337 ], [ -76.924304, 38.881301 ], [ -76.924371, 38.881273 ], [ -76.924456, 38.881248 ], [ -76.924555, 38.881231 ], [ -76.924668, 38.881213 ], [ -76.925954, 38.881082 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009905", "BLKGRPCE": "1", "GEOID": "110010099051", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 185975.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8854844", "INTPTLON": "-076.9261399", "mobility_total": "1117", "mobility_same_house": "939", "mobility_different_house": "178", "mobility_different_house_same_metro": "178", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.928676, 38.883745 ], [ -76.928548, 38.884334 ], [ -76.928403, 38.885008 ], [ -76.928253, 38.885687 ], [ -76.928105, 38.886358 ], [ -76.928091, 38.886418 ], [ -76.928086, 38.886444 ], [ -76.927952, 38.887041 ], [ -76.927901, 38.88727 ], [ -76.927806, 38.887712 ], [ -76.927694, 38.888231 ], [ -76.927659, 38.888389 ], [ -76.927641, 38.888469 ], [ -76.927604, 38.888652 ], [ -76.927507, 38.88862 ], [ -76.927346, 38.888561 ], [ -76.927228, 38.888513 ], [ -76.927112, 38.888462 ], [ -76.927, 38.888408 ], [ -76.926945, 38.88838 ], [ -76.926868, 38.888339 ], [ -76.926837, 38.888322 ], [ -76.926731, 38.888261 ], [ -76.926628, 38.888197 ], [ -76.926499, 38.888114 ], [ -76.926324, 38.887999 ], [ -76.926084, 38.887834 ], [ -76.925724, 38.887589 ], [ -76.925703, 38.887576 ], [ -76.92555, 38.887474 ], [ -76.925503, 38.887442 ], [ -76.925212, 38.887252 ], [ -76.92509, 38.887175 ], [ -76.925028, 38.887137 ], [ -76.924898, 38.887064 ], [ -76.924697, 38.886958 ], [ -76.924568, 38.886894 ], [ -76.924435, 38.88683 ], [ -76.9243, 38.88677 ], [ -76.92425, 38.88675 ], [ -76.924203, 38.886731 ], [ -76.924093, 38.886691 ], [ -76.923972, 38.88665 ], [ -76.923802, 38.886594 ], [ -76.923677, 38.886556 ], [ -76.923494, 38.88651 ], [ -76.923428, 38.886497 ], [ -76.923503, 38.886122 ], [ -76.923595, 38.88576 ], [ -76.923614, 38.885674 ], [ -76.923708, 38.885267 ], [ -76.923748, 38.885083 ], [ -76.923757, 38.885046 ], [ -76.923897, 38.884403 ], [ -76.924042, 38.883733 ], [ -76.924127, 38.883353 ], [ -76.92418, 38.883127 ], [ -76.9242, 38.883045 ], [ -76.924622, 38.883105 ], [ -76.924799, 38.883127 ], [ -76.925303, 38.883196 ], [ -76.925552, 38.883231 ], [ -76.926257, 38.883326 ], [ -76.926339, 38.883338 ], [ -76.926443, 38.883352 ], [ -76.926566, 38.883368 ], [ -76.926595, 38.883371 ], [ -76.926696, 38.883385 ], [ -76.926747, 38.883391 ], [ -76.927124, 38.88344 ], [ -76.927464, 38.883487 ], [ -76.927994, 38.883557 ], [ -76.928542, 38.883635 ], [ -76.928696, 38.883656 ], [ -76.928676, 38.883745 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009906", "BLKGRPCE": "1", "GEOID": "110010099061", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 252686.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8879464", "INTPTLON": "-076.9359151", "mobility_total": "1507", "mobility_same_house": "1296", "mobility_different_house": "201", "mobility_different_house_same_metro": "183", "mobility_different_house_different_metro": "17", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.940553, 38.886562 ], [ -76.940552, 38.886581 ], [ -76.940548, 38.886617 ], [ -76.940539, 38.886727 ], [ -76.940525, 38.886829 ], [ -76.940513, 38.886897 ], [ -76.940499, 38.886965 ], [ -76.940479, 38.887045 ], [ -76.940473, 38.887071 ], [ -76.940458, 38.887124 ], [ -76.940426, 38.887228 ], [ -76.94037, 38.887384 ], [ -76.940327, 38.887486 ], [ -76.940299, 38.88755 ], [ -76.940274, 38.887602 ], [ -76.940238, 38.887674 ], [ -76.940184, 38.887772 ], [ -76.940165, 38.887804 ], [ -76.940147, 38.887835 ], [ -76.940109, 38.887897 ], [ -76.940068, 38.887959 ], [ -76.939983, 38.888079 ], [ -76.939889, 38.888198 ], [ -76.939839, 38.888258 ], [ -76.939788, 38.888316 ], [ -76.939682, 38.888429 ], [ -76.939654, 38.888456 ], [ -76.93959, 38.88852 ], [ -76.939499, 38.888603 ], [ -76.939441, 38.888654 ], [ -76.939338, 38.888739 ], [ -76.939205, 38.88884 ], [ -76.939113, 38.888905 ], [ -76.939019, 38.888968 ], [ -76.938718, 38.889149 ], [ -76.938494, 38.889315 ], [ -76.93841, 38.889407 ], [ -76.938338, 38.889509 ], [ -76.938283, 38.889648 ], [ -76.938242, 38.889735 ], [ -76.938212, 38.889772 ], [ -76.938171, 38.889794 ], [ -76.938121, 38.889817 ], [ -76.938032, 38.889842 ], [ -76.937878, 38.889884 ], [ -76.937594, 38.889881 ], [ -76.937287, 38.889893 ], [ -76.936625, 38.889883 ], [ -76.936096, 38.889879 ], [ -76.935701, 38.889843 ], [ -76.935515, 38.889835 ], [ -76.934875, 38.889824 ], [ -76.934376, 38.889828 ], [ -76.932772, 38.889815 ], [ -76.932047, 38.889806 ], [ -76.932056, 38.889761 ], [ -76.932068, 38.889706 ], [ -76.932075, 38.889673 ], [ -76.932085, 38.889625 ], [ -76.932092, 38.889588 ], [ -76.932207, 38.889074 ], [ -76.932224, 38.888994 ], [ -76.932373, 38.888319 ], [ -76.932429, 38.888059 ], [ -76.932479, 38.887832 ], [ -76.932507, 38.887709 ], [ -76.932669, 38.886965 ], [ -76.932767, 38.886512 ], [ -76.932788, 38.88642 ], [ -76.932817, 38.886287 ], [ -76.932932, 38.885761 ], [ -76.932939, 38.885734 ], [ -76.932944, 38.885709 ], [ -76.932946, 38.885682 ], [ -76.932946, 38.885656 ], [ -76.932943, 38.885617 ], [ -76.933035, 38.885632 ], [ -76.933514, 38.885696 ], [ -76.93407, 38.885762 ], [ -76.934636, 38.885827 ], [ -76.935243, 38.885898 ], [ -76.935773, 38.885964 ], [ -76.935916, 38.885981 ], [ -76.93616, 38.886549 ], [ -76.936318, 38.886547 ], [ -76.93777, 38.886548 ], [ -76.938484, 38.88655 ], [ -76.939767, 38.886547 ], [ -76.940428, 38.886549 ], [ -76.94047, 38.886548 ], [ -76.940555, 38.886544 ], [ -76.940553, 38.886562 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009907", "BLKGRPCE": "2", "GEOID": "110010099072", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 327307.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8835790", "INTPTLON": "-076.9378577", "mobility_total": "2082", "mobility_same_house": "1811", "mobility_different_house": "271", "mobility_different_house_same_metro": "271", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.942936, 38.882141 ], [ -76.942896, 38.882171 ], [ -76.942763, 38.882275 ], [ -76.94258, 38.882425 ], [ -76.94252, 38.882476 ], [ -76.942413, 38.882567 ], [ -76.942237, 38.882723 ], [ -76.942108, 38.882849 ], [ -76.942045, 38.882914 ], [ -76.941923, 38.883044 ], [ -76.941806, 38.883178 ], [ -76.941736, 38.883262 ], [ -76.941685, 38.883325 ], [ -76.941581, 38.883458 ], [ -76.941538, 38.883514 ], [ -76.941456, 38.883627 ], [ -76.941341, 38.883798 ], [ -76.941304, 38.883856 ], [ -76.941234, 38.883973 ], [ -76.941162, 38.884099 ], [ -76.941089, 38.884235 ], [ -76.941054, 38.884303 ], [ -76.940989, 38.884441 ], [ -76.94093, 38.884581 ], [ -76.940902, 38.884651 ], [ -76.940876, 38.884721 ], [ -76.940832, 38.884825 ], [ -76.94082, 38.884858 ], [ -76.940786, 38.884954 ], [ -76.94076, 38.885038 ], [ -76.940736, 38.885122 ], [ -76.940716, 38.885206 ], [ -76.940682, 38.88533 ], [ -76.940652, 38.885455 ], [ -76.940639, 38.885517 ], [ -76.94062, 38.885619 ], [ -76.940608, 38.885697 ], [ -76.940596, 38.885787 ], [ -76.940589, 38.885847 ], [ -76.940584, 38.885906 ], [ -76.94058, 38.885942 ], [ -76.940562, 38.886227 ], [ -76.940561, 38.886263 ], [ -76.940562, 38.886392 ], [ -76.940559, 38.886482 ], [ -76.940555, 38.886544 ], [ -76.94047, 38.886548 ], [ -76.940428, 38.886549 ], [ -76.939767, 38.886547 ], [ -76.938484, 38.88655 ], [ -76.93777, 38.886548 ], [ -76.936318, 38.886547 ], [ -76.93616, 38.886549 ], [ -76.935916, 38.885981 ], [ -76.935727, 38.88554 ], [ -76.935602, 38.885247 ], [ -76.935316, 38.884581 ], [ -76.935293, 38.884526 ], [ -76.935242, 38.884416 ], [ -76.935216, 38.884362 ], [ -76.93516, 38.884254 ], [ -76.935131, 38.8842 ], [ -76.93507, 38.884094 ], [ -76.935015, 38.884002 ], [ -76.93499, 38.883964 ], [ -76.934966, 38.883925 ], [ -76.934915, 38.883849 ], [ -76.934832, 38.883733 ], [ -76.934812, 38.883707 ], [ -76.934793, 38.88368 ], [ -76.934676, 38.883532 ], [ -76.934477, 38.883295 ], [ -76.934318, 38.883104 ], [ -76.93423, 38.882997 ], [ -76.933624, 38.882273 ], [ -76.933428, 38.882038 ], [ -76.933334, 38.88192 ], [ -76.933212, 38.881755 ], [ -76.93315, 38.881664 ], [ -76.933073, 38.881545 ], [ -76.93304, 38.881491 ], [ -76.933156, 38.881448 ], [ -76.933309, 38.88139 ], [ -76.934528, 38.880894 ], [ -76.935047, 38.880684 ], [ -76.935352, 38.880559 ], [ -76.936145, 38.880238 ], [ -76.936205, 38.880218 ], [ -76.936264, 38.880209 ], [ -76.936297, 38.880273 ], [ -76.936341, 38.880366 ], [ -76.936368, 38.880429 ], [ -76.936393, 38.880491 ], [ -76.936417, 38.880554 ], [ -76.936439, 38.880618 ], [ -76.936459, 38.880681 ], [ -76.936491, 38.880796 ], [ -76.936503, 38.880847 ], [ -76.936524, 38.880949 ], [ -76.93654, 38.881052 ], [ -76.936551, 38.881155 ], [ -76.936557, 38.881259 ], [ -76.936559, 38.881312 ], [ -76.936559, 38.881365 ], [ -76.936556, 38.881471 ], [ -76.936549, 38.881577 ], [ -76.936543, 38.88163 ], [ -76.936528, 38.881736 ], [ -76.936518, 38.881788 ], [ -76.936509, 38.88185 ], [ -76.936503, 38.88188 ], [ -76.936495, 38.881914 ], [ -76.936476, 38.881981 ], [ -76.936521, 38.881983 ], [ -76.936581, 38.881982 ], [ -76.936638, 38.881976 ], [ -76.936729, 38.881962 ], [ -76.937095, 38.881913 ], [ -76.937462, 38.88187 ], [ -76.937553, 38.881861 ], [ -76.937764, 38.881831 ], [ -76.937952, 38.881807 ], [ -76.938177, 38.881784 ], [ -76.93839, 38.881767 ], [ -76.93852, 38.881763 ], [ -76.938866, 38.881764 ], [ -76.939269, 38.881764 ], [ -76.939387, 38.881765 ], [ -76.940239, 38.881767 ], [ -76.940532, 38.881765 ], [ -76.940643, 38.881766 ], [ -76.941103, 38.881766 ], [ -76.941886, 38.88177 ], [ -76.941988, 38.88177 ], [ -76.942117, 38.881775 ], [ -76.942179, 38.881781 ], [ -76.94224, 38.881789 ], [ -76.942332, 38.881805 ], [ -76.942441, 38.881832 ], [ -76.942513, 38.881854 ], [ -76.942583, 38.881878 ], [ -76.942651, 38.881905 ], [ -76.942716, 38.881935 ], [ -76.942747, 38.881951 ], [ -76.942806, 38.881985 ], [ -76.942835, 38.882004 ], [ -76.94289, 38.882042 ], [ -76.942935, 38.882076 ], [ -76.942977, 38.882112 ], [ -76.942936, 38.882141 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003302", "BLKGRPCE": "2", "GEOID": "110010033022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 94879.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9127653", "INTPTLON": "-077.0108519", "mobility_total": "982", "mobility_same_house": "819", "mobility_different_house": "158", "mobility_different_house_same_metro": "72", "mobility_different_house_different_metro": "86", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "5" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.01407, 38.91296 ], [ -77.014059, 38.912986 ], [ -77.014052, 38.913013 ], [ -77.01405, 38.91304 ], [ -77.014052, 38.913067 ], [ -77.014085, 38.913344 ], [ -77.013565, 38.913343 ], [ -77.012917, 38.913344 ], [ -77.012158, 38.913344 ], [ -77.012158, 38.913977 ], [ -77.012157, 38.914013 ], [ -77.012157, 38.914085 ], [ -77.009687, 38.914079 ], [ -77.009651, 38.91408 ], [ -77.009267, 38.914083 ], [ -77.009176, 38.914084 ], [ -77.009088, 38.914084 ], [ -77.009013, 38.914085 ], [ -77.008999, 38.913609 ], [ -77.008992, 38.913343 ], [ -77.009018, 38.912601 ], [ -77.00902, 38.911859 ], [ -77.009024, 38.911571 ], [ -77.009026, 38.911426 ], [ -77.009026, 38.911115 ], [ -77.009026, 38.910783 ], [ -77.00913, 38.910828 ], [ -77.009817, 38.911123 ], [ -77.009848, 38.911135 ], [ -77.009873, 38.911146 ], [ -77.010055, 38.911221 ], [ -77.010256, 38.911305 ], [ -77.011242, 38.911725 ], [ -77.011451, 38.911816 ], [ -77.012157, 38.912117 ], [ -77.012484, 38.912251 ], [ -77.012985, 38.912467 ], [ -77.013308, 38.912605 ], [ -77.013542, 38.912706 ], [ -77.013604, 38.912731 ], [ -77.013932, 38.912868 ], [ -77.014085, 38.912935 ], [ -77.01407, 38.91296 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007601", "BLKGRPCE": "2", "GEOID": "110010076012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 160722.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8703468", "INTPTLON": "-076.9727765", "mobility_total": "360", "mobility_same_house": "360", "mobility_different_house": "0", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.974983, 38.871264 ], [ -76.97498, 38.871292 ], [ -76.974975, 38.871315 ], [ -76.974953, 38.871364 ], [ -76.974823, 38.871426 ], [ -76.973228, 38.872221 ], [ -76.97231, 38.872678 ], [ -76.972228, 38.872718 ], [ -76.972093, 38.872862 ], [ -76.97183, 38.872993 ], [ -76.971782, 38.873022 ], [ -76.971714, 38.87307 ], [ -76.971672, 38.873104 ], [ -76.971633, 38.87314 ], [ -76.971612, 38.873161 ], [ -76.971062, 38.873262 ], [ -76.970966, 38.873304 ], [ -76.970958, 38.873282 ], [ -76.970951, 38.873259 ], [ -76.970942, 38.873213 ], [ -76.970937, 38.873171 ], [ -76.970936, 38.872758 ], [ -76.970937, 38.872271 ], [ -76.970936, 38.871956 ], [ -76.970937, 38.871523 ], [ -76.970938, 38.870816 ], [ -76.970939, 38.870742 ], [ -76.970941, 38.870353 ], [ -76.970937, 38.869987 ], [ -76.970941, 38.869553 ], [ -76.97094, 38.869474 ], [ -76.970938, 38.869216 ], [ -76.970939, 38.868843 ], [ -76.970941, 38.868816 ], [ -76.97094, 38.868762 ], [ -76.970936, 38.868735 ], [ -76.97092, 38.868667 ], [ -76.970881, 38.86858 ], [ -76.970795, 38.868432 ], [ -76.970692, 38.868247 ], [ -76.970861, 38.868242 ], [ -76.970942, 38.868243 ], [ -76.97103, 38.868243 ], [ -76.971269, 38.868245 ], [ -76.971839, 38.868245 ], [ -76.972189, 38.868246 ], [ -76.97276, 38.868243 ], [ -76.973535, 38.868243 ], [ -76.974099, 38.868244 ], [ -76.974963, 38.868243 ], [ -76.974964, 38.868326 ], [ -76.974964, 38.868575 ], [ -76.974964, 38.868857 ], [ -76.974964, 38.868933 ], [ -76.974959, 38.869475 ], [ -76.974958, 38.869684 ], [ -76.974959, 38.869812 ], [ -76.974959, 38.870455 ], [ -76.97496, 38.870583 ], [ -76.97496, 38.870742 ], [ -76.97496, 38.871078 ], [ -76.974964, 38.871102 ], [ -76.974967, 38.871127 ], [ -76.974972, 38.871152 ], [ -76.974983, 38.871227 ], [ -76.974983, 38.871264 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005001", "BLKGRPCE": "2", "GEOID": "110010050012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 100233.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9118483", "INTPTLON": "-077.0307858", "mobility_total": "1133", "mobility_same_house": "878", "mobility_different_house": "249", "mobility_different_house_same_metro": "212", "mobility_different_house_different_metro": "32", "mobility_different_house_outside_stat_area": "5", "mobility_abroad": "6" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.031954, 38.910387 ], [ -77.031952, 38.910884 ], [ -77.031952, 38.910959 ], [ -77.031952, 38.911129 ], [ -77.031949, 38.911868 ], [ -77.031953, 38.912606 ], [ -77.031952, 38.913349 ], [ -77.031954, 38.913703 ], [ -77.031951, 38.914094 ], [ -77.031782, 38.914091 ], [ -77.031671, 38.914092 ], [ -77.030923, 38.914092 ], [ -77.030263, 38.914089 ], [ -77.02975, 38.91409 ], [ -77.02962, 38.914088 ], [ -77.029623, 38.91401 ], [ -77.029622, 38.913704 ], [ -77.029622, 38.913347 ], [ -77.029623, 38.912698 ], [ -77.029622, 38.912606 ], [ -77.029623, 38.912197 ], [ -77.029622, 38.911865 ], [ -77.029621, 38.911641 ], [ -77.029621, 38.911126 ], [ -77.02962, 38.910646 ], [ -77.029621, 38.910505 ], [ -77.029628, 38.910192 ], [ -77.030048, 38.909814 ], [ -77.030023, 38.909512 ], [ -77.029548, 38.909198 ], [ -77.029628, 38.909099 ], [ -77.029705, 38.9091 ], [ -77.029801, 38.909109 ], [ -77.029849, 38.909116 ], [ -77.029943, 38.909137 ], [ -77.029996, 38.909166 ], [ -77.030016, 38.909178 ], [ -77.030066, 38.909212 ], [ -77.030161, 38.909282 ], [ -77.030193, 38.90931 ], [ -77.030215, 38.909333 ], [ -77.030234, 38.909357 ], [ -77.030246, 38.909374 ], [ -77.030256, 38.909391 ], [ -77.030273, 38.909424 ], [ -77.030286, 38.909454 ], [ -77.030296, 38.909483 ], [ -77.030313, 38.909543 ], [ -77.030318, 38.909573 ], [ -77.030322, 38.909604 ], [ -77.030324, 38.909669 ], [ -77.030559, 38.909643 ], [ -77.030818, 38.909644 ], [ -77.030901, 38.909645 ], [ -77.031083, 38.909647 ], [ -77.031373, 38.909647 ], [ -77.031773, 38.909645 ], [ -77.031952, 38.909648 ], [ -77.031954, 38.910387 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010100", "BLKGRPCE": "1", "GEOID": "110010101001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 394641.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9021061", "INTPTLON": "-077.0303769", "mobility_total": "1697", "mobility_same_house": "1180", "mobility_different_house": "478", "mobility_different_house_same_metro": "250", "mobility_different_house_different_metro": "228", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "39" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.035152, 38.900066 ], [ -77.035129, 38.900202 ], [ -77.034766, 38.900848 ], [ -77.03466, 38.901014 ], [ -77.034619, 38.9011 ], [ -77.034607, 38.90114 ], [ -77.034602, 38.901189 ], [ -77.034598, 38.901241 ], [ -77.034593, 38.901336 ], [ -77.034596, 38.901712 ], [ -77.034596, 38.901804 ], [ -77.034578, 38.902518 ], [ -77.03441, 38.902512 ], [ -77.033839, 38.902515 ], [ -77.033632, 38.902518 ], [ -77.033637, 38.902721 ], [ -77.033606, 38.902807 ], [ -77.0334, 38.903179 ], [ -77.033077, 38.903738 ], [ -77.03295, 38.903949 ], [ -77.032441, 38.904822 ], [ -77.032125, 38.905305 ], [ -77.032059, 38.905295 ], [ -77.032031, 38.905293 ], [ -77.031997, 38.905292 ], [ -77.031949, 38.905292 ], [ -77.031922, 38.905292 ], [ -77.031895, 38.905295 ], [ -77.03187, 38.905296 ], [ -77.031844, 38.905299 ], [ -77.03179, 38.905308 ], [ -77.031717, 38.905327 ], [ -77.031693, 38.905336 ], [ -77.031659, 38.905352 ], [ -77.031625, 38.905372 ], [ -77.031606, 38.90539 ], [ -77.031585, 38.905415 ], [ -77.031535, 38.905507 ], [ -77.030813, 38.905254 ], [ -77.030561, 38.905166 ], [ -77.030031, 38.904982 ], [ -77.029623, 38.904835 ], [ -77.028877, 38.904582 ], [ -77.028344, 38.904394 ], [ -77.028082, 38.904304 ], [ -77.027526, 38.904114 ], [ -77.02705, 38.903949 ], [ -77.026843, 38.903874 ], [ -77.026593, 38.903791 ], [ -77.026286, 38.903688 ], [ -77.025984, 38.903579 ], [ -77.0257, 38.903473 ], [ -77.025266, 38.903326 ], [ -77.024846, 38.90318 ], [ -77.024512, 38.903062 ], [ -77.024321, 38.902997 ], [ -77.024246, 38.902973 ], [ -77.024107, 38.902929 ], [ -77.023938, 38.902931 ], [ -77.023975, 38.902523 ], [ -77.023989, 38.902089 ], [ -77.024171, 38.902089 ], [ -77.024354, 38.902025 ], [ -77.025987, 38.901463 ], [ -77.026282, 38.901361 ], [ -77.026542, 38.901271 ], [ -77.027031, 38.901103 ], [ -77.027031, 38.900843 ], [ -77.027752, 38.900854 ], [ -77.028072, 38.900744 ], [ -77.029634, 38.900216 ], [ -77.03006, 38.900073 ], [ -77.030271, 38.900003 ], [ -77.030341, 38.899979 ], [ -77.030503, 38.8999 ], [ -77.031952, 38.899393 ], [ -77.033537, 38.898849 ], [ -77.033642, 38.898782 ], [ -77.033854, 38.89877 ], [ -77.03506, 38.898762 ], [ -77.035117, 38.898761 ], [ -77.035145, 38.898875 ], [ -77.035148, 38.899021 ], [ -77.03515, 38.899849 ], [ -77.035152, 38.900066 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005201", "BLKGRPCE": "3", "GEOID": "110010052013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 37010.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9088804", "INTPTLON": "-077.0332403", "mobility_total": "727", "mobility_same_house": "476", "mobility_different_house": "161", "mobility_different_house_same_metro": "116", "mobility_different_house_different_metro": "45", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "90" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.03456, 38.908437 ], [ -77.034561, 38.908702 ], [ -77.034561, 38.908914 ], [ -77.03456, 38.908958 ], [ -77.034557, 38.909649 ], [ -77.034414, 38.909651 ], [ -77.033995, 38.909652 ], [ -77.032756, 38.909652 ], [ -77.032618, 38.909651 ], [ -77.032157, 38.909651 ], [ -77.031952, 38.909648 ], [ -77.031951, 38.909563 ], [ -77.031952, 38.909059 ], [ -77.031949, 38.908838 ], [ -77.03195, 38.908713 ], [ -77.03195, 38.907645 ], [ -77.032428, 38.907646 ], [ -77.032437, 38.908667 ], [ -77.032747, 38.90856 ], [ -77.032901, 38.908505 ], [ -77.033159, 38.908414 ], [ -77.033683, 38.908233 ], [ -77.034564, 38.907934 ], [ -77.03456, 38.908437 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005201", "BLKGRPCE": "2", "GEOID": "110010052012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 135099.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9105152", "INTPTLON": "-077.0355172", "mobility_total": "1494", "mobility_same_house": "1156", "mobility_different_house": "308", "mobility_different_house_same_metro": "229", "mobility_different_house_different_metro": "79", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "30" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036527, 38.908325 ], [ -77.036527, 38.908696 ], [ -77.036526, 38.909082 ], [ -77.036523, 38.909559 ], [ -77.036524, 38.909642 ], [ -77.036524, 38.909729 ], [ -77.036525, 38.909796 ], [ -77.036521, 38.910384 ], [ -77.03652, 38.910457 ], [ -77.036518, 38.911124 ], [ -77.036517, 38.911209 ], [ -77.036515, 38.911869 ], [ -77.036513, 38.91223 ], [ -77.036515, 38.912609 ], [ -77.036514, 38.912692 ], [ -77.036513, 38.912959 ], [ -77.036513, 38.913346 ], [ -77.036514, 38.913426 ], [ -77.036514, 38.913564 ], [ -77.036509, 38.91401 ], [ -77.036509, 38.914093 ], [ -77.036164, 38.914091 ], [ -77.035334, 38.914093 ], [ -77.034694, 38.914091 ], [ -77.034545, 38.914092 ], [ -77.034546, 38.913691 ], [ -77.034551, 38.912922 ], [ -77.03455, 38.912609 ], [ -77.034548, 38.912533 ], [ -77.034552, 38.911871 ], [ -77.034555, 38.911522 ], [ -77.034556, 38.911126 ], [ -77.034556, 38.910949 ], [ -77.034556, 38.910386 ], [ -77.034557, 38.910058 ], [ -77.034557, 38.909649 ], [ -77.03456, 38.908958 ], [ -77.034561, 38.908914 ], [ -77.034561, 38.908702 ], [ -77.03456, 38.908437 ], [ -77.034564, 38.907934 ], [ -77.034564, 38.907735 ], [ -77.034566, 38.907244 ], [ -77.034568, 38.906698 ], [ -77.034568, 38.906558 ], [ -77.0348, 38.906641 ], [ -77.035049, 38.906725 ], [ -77.03543, 38.906858 ], [ -77.036185, 38.907132 ], [ -77.036163, 38.907158 ], [ -77.036147, 38.907183 ], [ -77.036137, 38.907224 ], [ -77.036135, 38.907242 ], [ -77.036141, 38.907268 ], [ -77.03615, 38.907292 ], [ -77.03616, 38.907311 ], [ -77.03618, 38.907345 ], [ -77.036228, 38.907391 ], [ -77.036252, 38.907409 ], [ -77.036277, 38.907423 ], [ -77.036303, 38.907434 ], [ -77.036345, 38.907448 ], [ -77.036388, 38.907454 ], [ -77.036529, 38.907459 ], [ -77.036527, 38.908325 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005301", "BLKGRPCE": "2", "GEOID": "110010053012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 87454.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9103791", "INTPTLON": "-077.0395815", "mobility_total": "1359", "mobility_same_house": "1110", "mobility_different_house": "227", "mobility_different_house_same_metro": "155", "mobility_different_house_different_metro": "72", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "22" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.042977, 38.910142 ], [ -77.042605, 38.910538 ], [ -77.04223, 38.910935 ], [ -77.042051, 38.911128 ], [ -77.04167, 38.911534 ], [ -77.041671, 38.911303 ], [ -77.041667, 38.911183 ], [ -77.041667, 38.911128 ], [ -77.040026, 38.911127 ], [ -77.038802, 38.911128 ], [ -77.038486, 38.911126 ], [ -77.038396, 38.911124 ], [ -77.038317, 38.911123 ], [ -77.038158, 38.911126 ], [ -77.037769, 38.911127 ], [ -77.036985, 38.911127 ], [ -77.036887, 38.911127 ], [ -77.036795, 38.911125 ], [ -77.036691, 38.911124 ], [ -77.036518, 38.911124 ], [ -77.03652, 38.910457 ], [ -77.036521, 38.910384 ], [ -77.036525, 38.909796 ], [ -77.036524, 38.909729 ], [ -77.036524, 38.909642 ], [ -77.036658, 38.909642 ], [ -77.036947, 38.909644 ], [ -77.037209, 38.909643 ], [ -77.038489, 38.909644 ], [ -77.038761, 38.909643 ], [ -77.039201, 38.909643 ], [ -77.039408, 38.909644 ], [ -77.039494, 38.909644 ], [ -77.040011, 38.909646 ], [ -77.041671, 38.909643 ], [ -77.042649, 38.909643 ], [ -77.042651, 38.909688 ], [ -77.042655, 38.909719 ], [ -77.042669, 38.909777 ], [ -77.04268, 38.909811 ], [ -77.042693, 38.909844 ], [ -77.042709, 38.909876 ], [ -77.042727, 38.909908 ], [ -77.042747, 38.909939 ], [ -77.042769, 38.909969 ], [ -77.042794, 38.909998 ], [ -77.04282, 38.910026 ], [ -77.042849, 38.910053 ], [ -77.042879, 38.910079 ], [ -77.042907, 38.910099 ], [ -77.042936, 38.910118 ], [ -77.042977, 38.910142 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010700", "BLKGRPCE": "2", "GEOID": "110010107002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 253315.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9070484", "INTPTLON": "-077.0416667", "mobility_total": "972", "mobility_same_house": "619", "mobility_different_house": "325", "mobility_different_house_same_metro": "144", "mobility_different_house_different_metro": "181", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "28" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.047429, 38.905367 ], [ -77.047219, 38.905619 ], [ -77.046998, 38.905853 ], [ -77.046643, 38.906232 ], [ -77.046187, 38.90672 ], [ -77.045768, 38.907153 ], [ -77.045684, 38.907242 ], [ -77.045606, 38.907326 ], [ -77.045351, 38.907596 ], [ -77.044993, 38.907986 ], [ -77.044922, 38.908062 ], [ -77.044677, 38.908327 ], [ -77.044449, 38.908569 ], [ -77.044203, 38.908831 ], [ -77.044149, 38.90889 ], [ -77.04391, 38.909145 ], [ -77.04387, 38.909124 ], [ -77.043818, 38.9091 ], [ -77.043755, 38.909076 ], [ -77.04369, 38.909056 ], [ -77.043657, 38.909048 ], [ -77.043589, 38.909035 ], [ -77.043527, 38.909029 ], [ -77.043486, 38.909027 ], [ -77.043444, 38.909026 ], [ -77.043403, 38.909027 ], [ -77.043345, 38.909031 ], [ -77.043287, 38.909038 ], [ -77.043231, 38.909048 ], [ -77.043195, 38.909058 ], [ -77.043117, 38.909083 ], [ -77.043024, 38.90912 ], [ -77.04296, 38.909151 ], [ -77.042936, 38.909163 ], [ -77.042912, 38.909177 ], [ -77.04287, 38.909205 ], [ -77.042835, 38.909236 ], [ -77.042819, 38.909252 ], [ -77.042788, 38.909286 ], [ -77.042756, 38.909326 ], [ -77.04274, 38.909349 ], [ -77.042716, 38.90939 ], [ -77.041676, 38.90903 ], [ -77.039935, 38.908425 ], [ -77.0392, 38.908165 ], [ -77.039074, 38.908123 ], [ -77.038495, 38.907925 ], [ -77.038154, 38.907804 ], [ -77.037788, 38.907676 ], [ -77.037656, 38.907632 ], [ -77.036868, 38.907353 ], [ -77.036924, 38.907242 ], [ -77.036875, 38.907137 ], [ -77.036833, 38.907094 ], [ -77.036817, 38.907081 ], [ -77.036795, 38.907068 ], [ -77.036774, 38.907058 ], [ -77.036712, 38.907034 ], [ -77.03669, 38.907028 ], [ -77.036643, 38.907022 ], [ -77.03661, 38.907021 ], [ -77.03653, 38.907021 ], [ -77.036534, 38.905654 ], [ -77.036935, 38.905651 ], [ -77.03745, 38.90565 ], [ -77.038501, 38.905652 ], [ -77.039703, 38.905654 ], [ -77.040137, 38.905654 ], [ -77.040275, 38.905648 ], [ -77.040327, 38.905646 ], [ -77.040475, 38.90564 ], [ -77.040767, 38.905637 ], [ -77.040863, 38.90564 ], [ -77.041125, 38.905663 ], [ -77.041395, 38.905658 ], [ -77.041686, 38.905655 ], [ -77.041816, 38.905653 ], [ -77.04213, 38.905651 ], [ -77.042505, 38.905654 ], [ -77.043449, 38.905656 ], [ -77.04416, 38.905654 ], [ -77.044897, 38.905657 ], [ -77.046075, 38.905657 ], [ -77.046341, 38.905656 ], [ -77.046407, 38.905654 ], [ -77.046472, 38.90565 ], [ -77.046566, 38.90564 ], [ -77.046621, 38.905632 ], [ -77.046646, 38.905625 ], [ -77.046712, 38.905604 ], [ -77.046796, 38.905567 ], [ -77.047348, 38.905358 ], [ -77.047414, 38.905334 ], [ -77.047479, 38.905309 ], [ -77.047429, 38.905367 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010700", "BLKGRPCE": "1", "GEOID": "110010107001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 638278.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9027886", "INTPTLON": "-077.0421056", "mobility_total": "886", "mobility_same_house": "492", "mobility_different_house": "391", "mobility_different_house_same_metro": "154", "mobility_different_house_different_metro": "203", "mobility_different_house_outside_stat_area": "14", "mobility_abroad": "3" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.049727, 38.902969 ], [ -77.049307, 38.903404 ], [ -77.04914, 38.903573 ], [ -77.049042, 38.903675 ], [ -77.049002, 38.903695 ], [ -77.048883, 38.903757 ], [ -77.04869, 38.904051 ], [ -77.048609, 38.904142 ], [ -77.048421, 38.904338 ], [ -77.048187, 38.904575 ], [ -77.047928, 38.904857 ], [ -77.04763, 38.90519 ], [ -77.047479, 38.905309 ], [ -77.047414, 38.905334 ], [ -77.047348, 38.905358 ], [ -77.046796, 38.905567 ], [ -77.046712, 38.905604 ], [ -77.046646, 38.905625 ], [ -77.046621, 38.905632 ], [ -77.046566, 38.90564 ], [ -77.046472, 38.90565 ], [ -77.046407, 38.905654 ], [ -77.046341, 38.905656 ], [ -77.046075, 38.905657 ], [ -77.044897, 38.905657 ], [ -77.04416, 38.905654 ], [ -77.043449, 38.905656 ], [ -77.042505, 38.905654 ], [ -77.04213, 38.905651 ], [ -77.041816, 38.905653 ], [ -77.041686, 38.905655 ], [ -77.041395, 38.905658 ], [ -77.041125, 38.905663 ], [ -77.040863, 38.90564 ], [ -77.040767, 38.905637 ], [ -77.040475, 38.90564 ], [ -77.040327, 38.905646 ], [ -77.040275, 38.905648 ], [ -77.040137, 38.905654 ], [ -77.039703, 38.905654 ], [ -77.038501, 38.905652 ], [ -77.03745, 38.90565 ], [ -77.036935, 38.905651 ], [ -77.036534, 38.905654 ], [ -77.036537, 38.904988 ], [ -77.036538, 38.904316 ], [ -77.036538, 38.903863 ], [ -77.036539, 38.903739 ], [ -77.036539, 38.903442 ], [ -77.036541, 38.90309 ], [ -77.036542, 38.902525 ], [ -77.036544, 38.901647 ], [ -77.036546, 38.901344 ], [ -77.03655, 38.900847 ], [ -77.03655, 38.900716 ], [ -77.036554, 38.900201 ], [ -77.037955, 38.900202 ], [ -77.03795, 38.89993 ], [ -77.037947, 38.898747 ], [ -77.039252, 38.898743 ], [ -77.03946, 38.898813 ], [ -77.039665, 38.898886 ], [ -77.040247, 38.89909 ], [ -77.041179, 38.899415 ], [ -77.041705, 38.899594 ], [ -77.0418, 38.899627 ], [ -77.041884, 38.899655 ], [ -77.041987, 38.899691 ], [ -77.042331, 38.89981 ], [ -77.04278, 38.899964 ], [ -77.042894, 38.900004 ], [ -77.042951, 38.900023 ], [ -77.043189, 38.900105 ], [ -77.043462, 38.900202 ], [ -77.043604, 38.900252 ], [ -77.043665, 38.900275 ], [ -77.044795, 38.900669 ], [ -77.0449, 38.900705 ], [ -77.045033, 38.900751 ], [ -77.045297, 38.900844 ], [ -77.046168, 38.901148 ], [ -77.046406, 38.901232 ], [ -77.046653, 38.901318 ], [ -77.047063, 38.901462 ], [ -77.047935, 38.901765 ], [ -77.048261, 38.901876 ], [ -77.048831, 38.902088 ], [ -77.049369, 38.902288 ], [ -77.049566, 38.902175 ], [ -77.04952, 38.902308 ], [ -77.049506, 38.902339 ], [ -77.049471, 38.902423 ], [ -77.04946, 38.902458 ], [ -77.04945, 38.902526 ], [ -77.049448, 38.902561 ], [ -77.04945, 38.902632 ], [ -77.04946, 38.902689 ], [ -77.049479, 38.902729 ], [ -77.04951, 38.902781 ], [ -77.049552, 38.902834 ], [ -77.049603, 38.902884 ], [ -77.049657, 38.902927 ], [ -77.049727, 38.902969 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "005500", "BLKGRPCE": "1", "GEOID": "110010055001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 155807.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9111887", "INTPTLON": "-077.0461575", "mobility_total": "642", "mobility_same_house": "558", "mobility_different_house": "84", "mobility_different_house_same_metro": "56", "mobility_different_house_different_metro": "28", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.048796, 38.909731 ], [ -77.048796, 38.910124 ], [ -77.048797, 38.910213 ], [ -77.048797, 38.910323 ], [ -77.048794, 38.910414 ], [ -77.048789, 38.910509 ], [ -77.048781, 38.910623 ], [ -77.048772, 38.910703 ], [ -77.048748, 38.910931 ], [ -77.048747, 38.911106 ], [ -77.048745, 38.91113 ], [ -77.048738, 38.91127 ], [ -77.048733, 38.911414 ], [ -77.04879, 38.911501 ], [ -77.04867, 38.911598 ], [ -77.048614, 38.911644 ], [ -77.048483, 38.911749 ], [ -77.048447, 38.911772 ], [ -77.048194, 38.911967 ], [ -77.048137, 38.912013 ], [ -77.048109, 38.912037 ], [ -77.048028, 38.912111 ], [ -77.047977, 38.912161 ], [ -77.04788, 38.912265 ], [ -77.047754, 38.912401 ], [ -77.047705, 38.912449 ], [ -77.047592, 38.912565 ], [ -77.047553, 38.912608 ], [ -77.047526, 38.912637 ], [ -77.047474, 38.912696 ], [ -77.047448, 38.912739 ], [ -77.047259, 38.91307 ], [ -77.047124, 38.913314 ], [ -77.047012, 38.913513 ], [ -77.046982, 38.913572 ], [ -77.04695, 38.91363 ], [ -77.046921, 38.913685 ], [ -77.046913, 38.913702 ], [ -77.046892, 38.913735 ], [ -77.046867, 38.913767 ], [ -77.046853, 38.913782 ], [ -77.046823, 38.91381 ], [ -77.046789, 38.913836 ], [ -77.046652, 38.913956 ], [ -77.046632, 38.913976 ], [ -77.046574, 38.91403 ], [ -77.04639, 38.914205 ], [ -77.046367, 38.914223 ], [ -77.046237, 38.91433 ], [ -77.046166, 38.914379 ], [ -77.046088, 38.914434 ], [ -77.045924, 38.914085 ], [ -77.045464, 38.91313 ], [ -77.045207, 38.912683 ], [ -77.045157, 38.912606 ], [ -77.044877, 38.912116 ], [ -77.044735, 38.911869 ], [ -77.044306, 38.911131 ], [ -77.043808, 38.910275 ], [ -77.043768, 38.910204 ], [ -77.043707, 38.910224 ], [ -77.043656, 38.910236 ], [ -77.043604, 38.910246 ], [ -77.043553, 38.910253 ], [ -77.043502, 38.910258 ], [ -77.043437, 38.91026 ], [ -77.043398, 38.910259 ], [ -77.043347, 38.910256 ], [ -77.043289, 38.910249 ], [ -77.043232, 38.91024 ], [ -77.043186, 38.910228 ], [ -77.043141, 38.910214 ], [ -77.043097, 38.910198 ], [ -77.043063, 38.910184 ], [ -77.04303, 38.910169 ], [ -77.042977, 38.910142 ], [ -77.042936, 38.910118 ], [ -77.042907, 38.910099 ], [ -77.042879, 38.910079 ], [ -77.042849, 38.910053 ], [ -77.04282, 38.910026 ], [ -77.042794, 38.909998 ], [ -77.042769, 38.909969 ], [ -77.042747, 38.909939 ], [ -77.042727, 38.909908 ], [ -77.042709, 38.909876 ], [ -77.042693, 38.909844 ], [ -77.04268, 38.909811 ], [ -77.042669, 38.909777 ], [ -77.042655, 38.909719 ], [ -77.042651, 38.909688 ], [ -77.042649, 38.909643 ], [ -77.04265, 38.909595 ], [ -77.042654, 38.909563 ], [ -77.04266, 38.909533 ], [ -77.042668, 38.909502 ], [ -77.042689, 38.909444 ], [ -77.042716, 38.90939 ], [ -77.04274, 38.909349 ], [ -77.042756, 38.909326 ], [ -77.042788, 38.909286 ], [ -77.042819, 38.909252 ], [ -77.042835, 38.909236 ], [ -77.04287, 38.909205 ], [ -77.042912, 38.909177 ], [ -77.042936, 38.909163 ], [ -77.04296, 38.909151 ], [ -77.043024, 38.90912 ], [ -77.043117, 38.909083 ], [ -77.043195, 38.909058 ], [ -77.043231, 38.909048 ], [ -77.043287, 38.909038 ], [ -77.043345, 38.909031 ], [ -77.043403, 38.909027 ], [ -77.043444, 38.909026 ], [ -77.043486, 38.909027 ], [ -77.043527, 38.909029 ], [ -77.043589, 38.909035 ], [ -77.043657, 38.909048 ], [ -77.04369, 38.909056 ], [ -77.043755, 38.909076 ], [ -77.043818, 38.9091 ], [ -77.04387, 38.909124 ], [ -77.04391, 38.909145 ], [ -77.043944, 38.909166 ], [ -77.043979, 38.90919 ], [ -77.044014, 38.909217 ], [ -77.04405, 38.909248 ], [ -77.044082, 38.909281 ], [ -77.044111, 38.909315 ], [ -77.044138, 38.909351 ], [ -77.04416, 38.909386 ], [ -77.044179, 38.909422 ], [ -77.044196, 38.909459 ], [ -77.044209, 38.909497 ], [ -77.04422, 38.909535 ], [ -77.044228, 38.909573 ], [ -77.044233, 38.909609 ], [ -77.044236, 38.909644 ], [ -77.044887, 38.909643 ], [ -77.045015, 38.909642 ], [ -77.045758, 38.909641 ], [ -77.046635, 38.90964 ], [ -77.046734, 38.909639 ], [ -77.047296, 38.909637 ], [ -77.047745, 38.909637 ], [ -77.048425, 38.909639 ], [ -77.04871, 38.909634 ], [ -77.048797, 38.909634 ], [ -77.048796, 38.909731 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007000", "BLKGRPCE": "1", "GEOID": "110010070001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 178240.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8814106", "INTPTLON": "-076.9986250", "mobility_total": "1379", "mobility_same_house": "1151", "mobility_different_house": "228", "mobility_different_house_same_metro": "194", "mobility_different_house_different_metro": "34", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.002048, 38.880724 ], [ -77.002047, 38.880807 ], [ -77.002044, 38.881197 ], [ -77.002043, 38.881245 ], [ -77.002043, 38.881271 ], [ -77.002041, 38.881992 ], [ -77.002034, 38.882302 ], [ -77.001947, 38.882325 ], [ -77.00192, 38.882333 ], [ -77.000705, 38.882658 ], [ -77.000576, 38.882703 ], [ -77.000525, 38.882721 ], [ -77.000485, 38.882728 ], [ -76.999513, 38.882728 ], [ -76.999405, 38.882727 ], [ -76.998555, 38.882727 ], [ -76.998449, 38.882726 ], [ -76.998449, 38.883145 ], [ -76.99845, 38.883254 ], [ -76.998359, 38.883274 ], [ -76.997845, 38.883414 ], [ -76.997096, 38.883609 ], [ -76.996461, 38.883778 ], [ -76.996428, 38.883785 ], [ -76.996394, 38.883791 ], [ -76.996326, 38.883796 ], [ -76.996276, 38.883796 ], [ -76.996179, 38.883773 ], [ -76.996177, 38.88344 ], [ -76.99618, 38.882724 ], [ -76.996179, 38.882385 ], [ -76.996182, 38.882082 ], [ -76.996183, 38.88194 ], [ -76.996181, 38.881269 ], [ -76.996181, 38.880994 ], [ -76.996179, 38.880618 ], [ -76.996178, 38.880314 ], [ -76.996182, 38.879731 ], [ -76.996185, 38.879447 ], [ -76.996184, 38.879285 ], [ -76.996184, 38.879199 ], [ -76.996185, 38.879128 ], [ -76.996185, 38.879052 ], [ -76.996719, 38.879182 ], [ -76.998662, 38.879697 ], [ -76.998857, 38.879751 ], [ -76.999527, 38.879939 ], [ -77.000006, 38.880076 ], [ -77.000135, 38.880111 ], [ -77.000467, 38.880201 ], [ -77.000581, 38.880233 ], [ -77.002049, 38.880644 ], [ -77.002048, 38.880724 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007100", "BLKGRPCE": "2", "GEOID": "110010071002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 225920.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8798658", "INTPTLON": "-076.9879781", "mobility_total": "2514", "mobility_same_house": "2192", "mobility_different_house": "314", "mobility_different_house_same_metro": "190", "mobility_different_house_different_metro": "124", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.991533, 38.879278 ], [ -76.991534, 38.879739 ], [ -76.991533, 38.880424 ], [ -76.991533, 38.881267 ], [ -76.991532, 38.881359 ], [ -76.991532, 38.881511 ], [ -76.991534, 38.881888 ], [ -76.99153, 38.882793 ], [ -76.991384, 38.882729 ], [ -76.991158, 38.882636 ], [ -76.991063, 38.882594 ], [ -76.990498, 38.882357 ], [ -76.990367, 38.882301 ], [ -76.990242, 38.88225 ], [ -76.990141, 38.882213 ], [ -76.989838, 38.882092 ], [ -76.989279, 38.88186 ], [ -76.988661, 38.881609 ], [ -76.988459, 38.881525 ], [ -76.988309, 38.881456 ], [ -76.988196, 38.881414 ], [ -76.988018, 38.881338 ], [ -76.987816, 38.881256 ], [ -76.987633, 38.881182 ], [ -76.987277, 38.881044 ], [ -76.987035, 38.880946 ], [ -76.986554, 38.880755 ], [ -76.986097, 38.880567 ], [ -76.985954, 38.880504 ], [ -76.985073, 38.880139 ], [ -76.983663, 38.879565 ], [ -76.982137, 38.879028 ], [ -76.981973, 38.878954 ], [ -76.981576, 38.878837 ], [ -76.981618, 38.878735 ], [ -76.981669, 38.878648 ], [ -76.981698, 38.878622 ], [ -76.981767, 38.878563 ], [ -76.981843, 38.878493 ], [ -76.981853, 38.878476 ], [ -76.981866, 38.878461 ], [ -76.981881, 38.878447 ], [ -76.981909, 38.878426 ], [ -76.98196, 38.878403 ], [ -76.981996, 38.878396 ], [ -76.982033, 38.878394 ], [ -76.982412, 38.878391 ], [ -76.98317, 38.878392 ], [ -76.983656, 38.878396 ], [ -76.983756, 38.878396 ], [ -76.98404, 38.878394 ], [ -76.984402, 38.878397 ], [ -76.985118, 38.878397 ], [ -76.985411, 38.878396 ], [ -76.985511, 38.878397 ], [ -76.985724, 38.878398 ], [ -76.986183, 38.878398 ], [ -76.9865, 38.878399 ], [ -76.98709, 38.878397 ], [ -76.987531, 38.8784 ], [ -76.988313, 38.878401 ], [ -76.988875, 38.878398 ], [ -76.989259, 38.8784 ], [ -76.989595, 38.878399 ], [ -76.990248, 38.8784 ], [ -76.990672, 38.878399 ], [ -76.991341, 38.878399 ], [ -76.991534, 38.878402 ], [ -76.991533, 38.879278 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007100", "BLKGRPCE": "1", "GEOID": "110010071001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 365129.000000, "AWATER": 149901.000000, "INTPTLAT": "+38.8755663", "INTPTLON": "-076.9882027", "mobility_total": "745", "mobility_same_house": "617", "mobility_different_house": "128", "mobility_different_house_same_metro": "93", "mobility_different_house_different_metro": "35", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.991534, 38.877225 ], [ -76.991536, 38.877543 ], [ -76.991537, 38.877706 ], [ -76.991537, 38.877773 ], [ -76.991538, 38.877963 ], [ -76.991536, 38.878098 ], [ -76.991536, 38.87811 ], [ -76.991536, 38.878226 ], [ -76.991535, 38.878339 ], [ -76.991534, 38.878402 ], [ -76.991341, 38.878399 ], [ -76.990672, 38.878399 ], [ -76.990248, 38.8784 ], [ -76.989595, 38.878399 ], [ -76.989259, 38.8784 ], [ -76.988875, 38.878398 ], [ -76.988313, 38.878401 ], [ -76.987531, 38.8784 ], [ -76.98709, 38.878397 ], [ -76.9865, 38.878399 ], [ -76.986183, 38.878398 ], [ -76.985724, 38.878398 ], [ -76.985511, 38.878397 ], [ -76.985411, 38.878396 ], [ -76.985118, 38.878397 ], [ -76.984402, 38.878397 ], [ -76.98404, 38.878394 ], [ -76.983756, 38.878396 ], [ -76.983656, 38.878396 ], [ -76.98317, 38.878392 ], [ -76.982412, 38.878391 ], [ -76.982033, 38.878394 ], [ -76.981996, 38.878396 ], [ -76.98196, 38.878403 ], [ -76.981909, 38.878426 ], [ -76.981881, 38.878447 ], [ -76.981866, 38.878461 ], [ -76.981853, 38.878476 ], [ -76.981843, 38.878493 ], [ -76.981767, 38.878563 ], [ -76.981698, 38.878622 ], [ -76.981669, 38.878648 ], [ -76.981618, 38.878735 ], [ -76.981576, 38.878837 ], [ -76.981412, 38.878746 ], [ -76.980929, 38.878587 ], [ -76.980791, 38.878546 ], [ -76.980676, 38.878506 ], [ -76.980587, 38.878457 ], [ -76.980473, 38.878375 ], [ -76.980383, 38.878277 ], [ -76.980277, 38.878138 ], [ -76.980023, 38.877745 ], [ -76.979784, 38.877646 ], [ -76.97958, 38.877655 ], [ -76.97937, 38.877544 ], [ -76.979299, 38.877514 ], [ -76.978173, 38.876953 ], [ -76.978031, 38.876881 ], [ -76.978164, 38.876804 ], [ -76.983957, 38.874928 ], [ -76.985423, 38.874076 ], [ -76.988811, 38.872202 ], [ -76.989256, 38.871956 ], [ -76.989511, 38.871773 ], [ -76.989645, 38.871677 ], [ -76.989685, 38.871648 ], [ -76.989728, 38.871617 ], [ -76.990102, 38.871349 ], [ -76.99077, 38.872223 ], [ -76.990931, 38.87248 ], [ -76.991107, 38.87283 ], [ -76.991169, 38.872968 ], [ -76.991221, 38.873092 ], [ -76.991274, 38.873236 ], [ -76.991293, 38.873298 ], [ -76.991374, 38.873692 ], [ -76.991431, 38.874033 ], [ -76.991473, 38.874376 ], [ -76.99149, 38.874606 ], [ -76.991557, 38.876497 ], [ -76.991534, 38.877225 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007200", "BLKGRPCE": "2", "GEOID": "110010072002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1063516.000000, "AWATER": 312407.000000, "INTPTLAT": "+38.8728978", "INTPTLON": "-077.0035778", "mobility_total": "1138", "mobility_same_house": "761", "mobility_different_house": "236", "mobility_different_house_same_metro": "81", "mobility_different_house_different_metro": "149", "mobility_different_house_outside_stat_area": "6", "mobility_abroad": "141" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009147, 38.877529 ], [ -77.009089, 38.877529 ], [ -77.008947, 38.877527 ], [ -77.00884, 38.877526 ], [ -77.007657, 38.877527 ], [ -77.007456, 38.877525 ], [ -77.007371, 38.877524 ], [ -77.006796, 38.877525 ], [ -77.006697, 38.877526 ], [ -77.006285, 38.877527 ], [ -77.005873, 38.877529 ], [ -77.005789, 38.87753 ], [ -77.005754, 38.877529 ], [ -77.005544, 38.877529 ], [ -77.005026, 38.877524 ], [ -77.004542, 38.877529 ], [ -77.004242, 38.877531 ], [ -77.003936, 38.87753 ], [ -77.003522, 38.877531 ], [ -77.002951, 38.87753 ], [ -77.002043, 38.877529 ], [ -77.001938, 38.877528 ], [ -77.000682, 38.877527 ], [ -77.000581, 38.877526 ], [ -76.999688, 38.877526 ], [ -76.999626, 38.877525 ], [ -76.999522, 38.877525 ], [ -76.99952, 38.877608 ], [ -76.999519, 38.878311 ], [ -76.999518, 38.878406 ], [ -76.999515, 38.878961 ], [ -76.999511, 38.879014 ], [ -76.999481, 38.87909 ], [ -76.999449, 38.87914 ], [ -76.999403, 38.879183 ], [ -76.99938, 38.879198 ], [ -76.999251, 38.879277 ], [ -76.99905, 38.879417 ], [ -76.999027, 38.879433 ], [ -76.998821, 38.879577 ], [ -76.998662, 38.879697 ], [ -76.996719, 38.879182 ], [ -76.996185, 38.879052 ], [ -76.996108, 38.879033 ], [ -76.995038, 38.878799 ], [ -76.994974, 38.878784 ], [ -76.994774, 38.878739 ], [ -76.992036, 38.878134 ], [ -76.991721, 38.878044 ], [ -76.991538, 38.877963 ], [ -76.991537, 38.877773 ], [ -76.991537, 38.877706 ], [ -76.991536, 38.877543 ], [ -76.991534, 38.877225 ], [ -76.991557, 38.876497 ], [ -76.99149, 38.874606 ], [ -76.991473, 38.874376 ], [ -76.991431, 38.874033 ], [ -76.991374, 38.873692 ], [ -76.991293, 38.873298 ], [ -76.991274, 38.873236 ], [ -76.991221, 38.873092 ], [ -76.991169, 38.872968 ], [ -76.991107, 38.87283 ], [ -76.990931, 38.87248 ], [ -76.99077, 38.872223 ], [ -76.990102, 38.871349 ], [ -76.990298, 38.871208 ], [ -76.99246, 38.870129 ], [ -76.992669, 38.870123 ], [ -76.993827, 38.870097 ], [ -76.995482, 38.870073 ], [ -76.999542, 38.870485 ], [ -77.003415, 38.870878 ], [ -77.005397, 38.868793 ], [ -77.005457, 38.868707 ], [ -77.005708, 38.868806 ], [ -77.007418, 38.869505 ], [ -77.007774, 38.869665 ], [ -77.008027, 38.869797 ], [ -77.0082, 38.869913 ], [ -77.008321, 38.870013 ], [ -77.008495, 38.87017 ], [ -77.008626, 38.870318 ], [ -77.008716, 38.870449 ], [ -77.0088, 38.870628 ], [ -77.008878, 38.870804 ], [ -77.008924, 38.870904 ], [ -77.008983, 38.871052 ], [ -77.009031, 38.871211 ], [ -77.00906, 38.871348 ], [ -77.009071, 38.871448 ], [ -77.009081, 38.871614 ], [ -77.009085, 38.872032 ], [ -77.009086, 38.872086 ], [ -77.009086, 38.872468 ], [ -77.009083, 38.872689 ], [ -77.009085, 38.872805 ], [ -77.009084, 38.872976 ], [ -77.009083, 38.87352 ], [ -77.009083, 38.874284 ], [ -77.009083, 38.874397 ], [ -77.009088, 38.87464 ], [ -77.009095, 38.874712 ], [ -77.009102, 38.874893 ], [ -77.009098, 38.875637 ], [ -77.009098, 38.876469 ], [ -77.009118, 38.876906 ], [ -77.009147, 38.877529 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010400", "BLKGRPCE": "1", "GEOID": "110010104001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 579266.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8425118", "INTPTLON": "-077.0032897", "mobility_total": "2021", "mobility_same_house": "1665", "mobility_different_house": "356", "mobility_different_house_same_metro": "333", "mobility_different_house_different_metro": "23", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.009191, 38.839184 ], [ -77.009155, 38.839563 ], [ -77.009049, 38.839917 ], [ -77.008977, 38.840105 ], [ -77.00893, 38.840231 ], [ -77.00887, 38.840354 ], [ -77.008835, 38.840501 ], [ -77.008782, 38.840966 ], [ -77.008765, 38.841094 ], [ -77.008753, 38.841231 ], [ -77.008736, 38.841409 ], [ -77.008677, 38.841989 ], [ -77.008667, 38.842071 ], [ -77.008597, 38.842661 ], [ -77.008542, 38.843216 ], [ -77.00836, 38.845038 ], [ -77.008288, 38.845031 ], [ -77.008149, 38.845039 ], [ -77.007539, 38.845094 ], [ -77.007304, 38.845098 ], [ -77.00722, 38.845094 ], [ -77.006998, 38.845087 ], [ -77.006828, 38.845087 ], [ -77.006477, 38.845086 ], [ -77.006246, 38.845087 ], [ -77.004401, 38.845087 ], [ -77.003295, 38.845088 ], [ -77.002102, 38.845089 ], [ -77.00124, 38.845089 ], [ -77.000886, 38.84509 ], [ -76.999995, 38.84509 ], [ -76.999807, 38.845089 ], [ -76.998198, 38.845089 ], [ -76.997578, 38.845088 ], [ -76.997389, 38.845089 ], [ -76.997154, 38.845404 ], [ -76.997135, 38.845428 ], [ -76.997077, 38.845506 ], [ -76.996858, 38.8458 ], [ -76.996637, 38.846094 ], [ -76.99655, 38.846211 ], [ -76.996368, 38.846452 ], [ -76.996307, 38.846538 ], [ -76.996269, 38.846593 ], [ -76.996248, 38.846625 ], [ -76.996228, 38.846658 ], [ -76.99619, 38.846726 ], [ -76.996174, 38.846759 ], [ -76.995362, 38.846386 ], [ -76.994945, 38.846203 ], [ -76.994706, 38.84558 ], [ -76.993864, 38.845094 ], [ -76.99351, 38.844905 ], [ -76.992403, 38.844157 ], [ -76.992176, 38.844039 ], [ -76.992427, 38.843996 ], [ -76.993016, 38.843896 ], [ -76.993294, 38.843847 ], [ -76.993375, 38.843832 ], [ -76.993504, 38.843811 ], [ -76.994226, 38.843688 ], [ -76.994484, 38.843643 ], [ -76.994704, 38.843606 ], [ -76.994905, 38.843571 ], [ -76.995332, 38.843501 ], [ -76.99577, 38.84343 ], [ -76.995913, 38.843408 ], [ -76.996642, 38.843294 ], [ -76.997004, 38.843235 ], [ -76.997311, 38.843187 ], [ -76.997453, 38.843167 ], [ -76.997548, 38.843157 ], [ -76.997676, 38.843146 ], [ -76.99823, 38.843118 ], [ -76.99845, 38.843109 ], [ -76.998557, 38.843105 ], [ -76.999497, 38.843059 ], [ -76.999701, 38.843051 ], [ -76.999767, 38.843057 ], [ -76.999849, 38.84307 ], [ -76.999876, 38.84308 ], [ -76.99996, 38.843132 ], [ -77.00006, 38.843084 ], [ -77.000116, 38.843062 ], [ -77.000173, 38.843042 ], [ -77.000292, 38.843007 ], [ -77.000488, 38.842963 ], [ -77.000581, 38.842943 ], [ -77.000787, 38.842897 ], [ -77.001554, 38.842716 ], [ -77.001777, 38.842663 ], [ -77.001984, 38.842616 ], [ -77.002094, 38.842587 ], [ -77.0022, 38.842552 ], [ -77.002252, 38.842533 ], [ -77.002349, 38.842493 ], [ -77.002405, 38.842467 ], [ -77.00246, 38.84244 ], [ -77.002559, 38.842386 ], [ -77.002624, 38.842346 ], [ -77.002665, 38.842318 ], [ -77.002783, 38.842228 ], [ -77.002838, 38.84218 ], [ -77.002889, 38.842129 ], [ -77.002905, 38.842112 ], [ -77.002974, 38.842032 ], [ -77.003039, 38.841952 ], [ -77.00351, 38.841332 ], [ -77.004213, 38.840407 ], [ -77.004454, 38.840089 ], [ -77.004544, 38.839969 ], [ -77.004955, 38.839428 ], [ -77.005326, 38.838939 ], [ -77.005493, 38.838721 ], [ -77.005679, 38.838474 ], [ -77.005901, 38.838184 ], [ -77.006026, 38.838018 ], [ -77.006134, 38.837874 ], [ -77.006372, 38.837563 ], [ -77.00658, 38.837286 ], [ -77.006851, 38.836929 ], [ -77.007086, 38.836617 ], [ -77.007565, 38.83597 ], [ -77.007582, 38.835944 ], [ -77.007622, 38.835888 ], [ -77.007677, 38.835802 ], [ -77.007711, 38.835745 ], [ -77.007744, 38.835687 ], [ -77.007877, 38.835856 ], [ -77.008087, 38.836441 ], [ -77.008947, 38.838459 ], [ -77.009082, 38.83877 ], [ -77.009168, 38.838898 ], [ -77.009191, 38.839184 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007304", "BLKGRPCE": "2", "GEOID": "110010073042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 105650.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8425644", "INTPTLON": "-076.9899170", "mobility_total": "658", "mobility_same_house": "541", "mobility_different_house": "117", "mobility_different_house_same_metro": "117", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.991658, 38.844127 ], [ -76.990995, 38.844244 ], [ -76.990594, 38.844312 ], [ -76.989231, 38.844565 ], [ -76.988511, 38.844705 ], [ -76.988505, 38.844257 ], [ -76.988505, 38.843897 ], [ -76.988505, 38.84333 ], [ -76.988506, 38.843236 ], [ -76.988506, 38.843147 ], [ -76.988507, 38.84309 ], [ -76.988505, 38.842939 ], [ -76.988506, 38.841903 ], [ -76.988505, 38.841855 ], [ -76.988503, 38.841664 ], [ -76.988501, 38.840954 ], [ -76.988502, 38.840931 ], [ -76.988503, 38.840827 ], [ -76.988567, 38.840826 ], [ -76.988631, 38.840819 ], [ -76.988662, 38.840814 ], [ -76.98912, 38.840701 ], [ -76.98989, 38.840513 ], [ -76.990023, 38.84048 ], [ -76.990046, 38.840475 ], [ -76.990549, 38.840351 ], [ -76.99062, 38.84034 ], [ -76.990644, 38.840339 ], [ -76.990692, 38.84034 ], [ -76.990735, 38.840345 ], [ -76.990763, 38.84035 ], [ -76.990786, 38.840356 ], [ -76.990818, 38.840367 ], [ -76.990849, 38.840379 ], [ -76.990904, 38.840412 ], [ -76.990928, 38.840432 ], [ -76.990949, 38.840453 ], [ -76.990967, 38.840477 ], [ -76.990982, 38.840501 ], [ -76.990993, 38.840527 ], [ -76.991001, 38.840553 ], [ -76.99105, 38.840819 ], [ -76.991098, 38.841087 ], [ -76.991105, 38.841121 ], [ -76.991123, 38.841218 ], [ -76.991138, 38.841307 ], [ -76.991174, 38.841507 ], [ -76.991248, 38.841904 ], [ -76.99132, 38.842302 ], [ -76.991402, 38.842737 ], [ -76.991417, 38.842816 ], [ -76.991502, 38.843305 ], [ -76.991594, 38.843791 ], [ -76.991639, 38.84405 ], [ -76.991658, 38.844127 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007304", "BLKGRPCE": "3", "GEOID": "110010073043", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 148087.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8412465", "INTPTLON": "-076.9920956", "mobility_total": "317", "mobility_same_house": "317", "mobility_different_house": "0", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.994226, 38.843688 ], [ -76.993504, 38.843811 ], [ -76.993375, 38.843832 ], [ -76.993294, 38.843847 ], [ -76.993016, 38.843896 ], [ -76.992427, 38.843996 ], [ -76.992176, 38.844039 ], [ -76.991658, 38.844127 ], [ -76.991639, 38.84405 ], [ -76.991594, 38.843791 ], [ -76.991502, 38.843305 ], [ -76.991417, 38.842816 ], [ -76.991402, 38.842737 ], [ -76.99132, 38.842302 ], [ -76.991248, 38.841904 ], [ -76.991174, 38.841507 ], [ -76.991138, 38.841307 ], [ -76.991123, 38.841218 ], [ -76.991105, 38.841121 ], [ -76.991098, 38.841087 ], [ -76.99105, 38.840819 ], [ -76.991001, 38.840553 ], [ -76.990993, 38.840527 ], [ -76.990982, 38.840501 ], [ -76.990967, 38.840477 ], [ -76.990949, 38.840453 ], [ -76.990928, 38.840432 ], [ -76.990904, 38.840412 ], [ -76.990849, 38.840379 ], [ -76.990818, 38.840367 ], [ -76.990786, 38.840356 ], [ -76.990763, 38.84035 ], [ -76.990735, 38.840345 ], [ -76.990692, 38.84034 ], [ -76.990644, 38.840339 ], [ -76.99062, 38.84034 ], [ -76.990549, 38.840351 ], [ -76.990046, 38.840475 ], [ -76.990023, 38.84048 ], [ -76.98989, 38.840513 ], [ -76.98912, 38.840701 ], [ -76.988662, 38.840814 ], [ -76.988631, 38.840819 ], [ -76.988567, 38.840826 ], [ -76.988503, 38.840827 ], [ -76.988505, 38.840727 ], [ -76.988505, 38.840374 ], [ -76.988506, 38.840199 ], [ -76.988506, 38.839946 ], [ -76.988505, 38.83983 ], [ -76.988676, 38.839823 ], [ -76.988737, 38.839813 ], [ -76.989005, 38.839764 ], [ -76.989205, 38.839725 ], [ -76.989338, 38.839697 ], [ -76.990147, 38.839501 ], [ -76.991533, 38.839161 ], [ -76.991798, 38.839094 ], [ -76.992142, 38.839011 ], [ -76.992507, 38.83893 ], [ -76.992614, 38.83891 ], [ -76.99272, 38.838892 ], [ -76.992882, 38.838868 ], [ -76.992989, 38.838854 ], [ -76.993176, 38.838833 ], [ -76.993306, 38.838821 ], [ -76.993478, 38.838809 ], [ -76.993563, 38.838805 ], [ -76.993566, 38.838889 ], [ -76.993576, 38.839098 ], [ -76.993589, 38.839504 ], [ -76.993602, 38.839876 ], [ -76.993609, 38.840073 ], [ -76.993611, 38.840159 ], [ -76.993616, 38.840245 ], [ -76.993624, 38.840331 ], [ -76.993634, 38.840417 ], [ -76.993641, 38.840459 ], [ -76.993647, 38.840502 ], [ -76.993666, 38.8406 ], [ -76.993702, 38.840793 ], [ -76.993764, 38.841147 ], [ -76.993914, 38.841953 ], [ -76.993954, 38.84218 ], [ -76.99397, 38.842259 ], [ -76.993992, 38.842395 ], [ -76.994132, 38.843167 ], [ -76.994185, 38.843447 ], [ -76.994207, 38.843581 ], [ -76.994226, 38.843688 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007601", "BLKGRPCE": "1", "GEOID": "110010076011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 116995.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8731839", "INTPTLON": "-076.9743774", "mobility_total": "538", "mobility_same_house": "501", "mobility_different_house": "37", "mobility_different_house_same_metro": "37", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.977953, 38.873444 ], [ -76.977806, 38.873506 ], [ -76.977696, 38.87355 ], [ -76.977474, 38.873635 ], [ -76.977362, 38.873677 ], [ -76.977306, 38.873696 ], [ -76.977203, 38.873732 ], [ -76.977122, 38.873759 ], [ -76.977044, 38.873785 ], [ -76.976883, 38.873835 ], [ -76.97672, 38.873883 ], [ -76.976638, 38.873909 ], [ -76.976555, 38.873933 ], [ -76.976361, 38.873986 ], [ -76.97627, 38.874009 ], [ -76.976029, 38.874067 ], [ -76.975847, 38.874108 ], [ -76.975756, 38.874127 ], [ -76.975553, 38.874164 ], [ -76.975349, 38.874199 ], [ -76.975156, 38.874229 ], [ -76.975094, 38.874242 ], [ -76.975048, 38.874246 ], [ -76.975025, 38.874249 ], [ -76.973476, 38.874504 ], [ -76.973403, 38.87451 ], [ -76.973227, 38.874526 ], [ -76.972917, 38.874582 ], [ -76.972679, 38.874483 ], [ -76.972511, 38.874412 ], [ -76.972272, 38.87431 ], [ -76.971334, 38.873909 ], [ -76.971113, 38.873556 ], [ -76.970997, 38.87337 ], [ -76.970985, 38.873348 ], [ -76.970966, 38.873304 ], [ -76.971062, 38.873262 ], [ -76.971612, 38.873161 ], [ -76.971633, 38.87314 ], [ -76.971672, 38.873104 ], [ -76.971714, 38.87307 ], [ -76.971782, 38.873022 ], [ -76.97183, 38.872993 ], [ -76.972093, 38.872862 ], [ -76.972228, 38.872718 ], [ -76.97231, 38.872678 ], [ -76.973228, 38.872221 ], [ -76.974823, 38.871426 ], [ -76.974953, 38.871364 ], [ -76.975036, 38.871363 ], [ -76.975061, 38.871368 ], [ -76.975079, 38.871383 ], [ -76.975097, 38.871444 ], [ -76.975112, 38.871471 ], [ -76.975129, 38.871491 ], [ -76.975147, 38.87151 ], [ -76.975167, 38.871529 ], [ -76.975187, 38.871546 ], [ -76.975811, 38.871975 ], [ -76.975936, 38.872063 ], [ -76.975994, 38.872104 ], [ -76.976966, 38.872767 ], [ -76.977154, 38.872895 ], [ -76.977359, 38.873033 ], [ -76.977416, 38.873073 ], [ -76.977872, 38.873383 ], [ -76.977953, 38.873444 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007601", "BLKGRPCE": "4", "GEOID": "110010076014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 122963.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8701634", "INTPTLON": "-076.9805316", "mobility_total": "569", "mobility_same_house": "445", "mobility_different_house": "124", "mobility_different_house_same_metro": "124", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.982227, 38.868078 ], [ -76.982224, 38.86823 ], [ -76.982221, 38.868507 ], [ -76.982221, 38.868846 ], [ -76.982221, 38.868918 ], [ -76.982225, 38.869296 ], [ -76.982224, 38.869462 ], [ -76.982224, 38.870741 ], [ -76.982225, 38.871267 ], [ -76.982224, 38.871293 ], [ -76.982215, 38.871313 ], [ -76.982183, 38.871336 ], [ -76.981366, 38.871753 ], [ -76.980923, 38.87197 ], [ -76.980786, 38.872038 ], [ -76.980676, 38.872092 ], [ -76.979042, 38.872911 ], [ -76.979028, 38.872887 ], [ -76.979017, 38.872863 ], [ -76.979011, 38.872837 ], [ -76.979008, 38.872819 ], [ -76.979009, 38.872062 ], [ -76.979008, 38.872019 ], [ -76.979005, 38.871871 ], [ -76.97901, 38.870745 ], [ -76.979008, 38.869557 ], [ -76.979006, 38.869472 ], [ -76.979004, 38.869344 ], [ -76.979002, 38.869208 ], [ -76.979008, 38.86886 ], [ -76.979008, 38.868501 ], [ -76.979007, 38.868232 ], [ -76.97931, 38.86823 ], [ -76.979954, 38.868229 ], [ -76.98053, 38.868231 ], [ -76.980774, 38.86823 ], [ -76.980859, 38.86823 ], [ -76.981247, 38.86823 ], [ -76.981416, 38.868143 ], [ -76.98151, 38.868094 ], [ -76.982056, 38.867821 ], [ -76.982226, 38.867737 ], [ -76.982227, 38.868078 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007601", "BLKGRPCE": "5", "GEOID": "110010076015", "NAMELSAD": "Block Group 5", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 535924.000000, "AWATER": 141529.000000, "INTPTLAT": "+38.8730043", "INTPTLON": "-076.9824454", "mobility_total": "859", "mobility_same_house": "799", "mobility_different_house": "60", "mobility_different_house_same_metro": "60", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.989728, 38.871617 ], [ -76.989685, 38.871648 ], [ -76.989645, 38.871677 ], [ -76.989511, 38.871773 ], [ -76.989256, 38.871956 ], [ -76.988811, 38.872202 ], [ -76.985423, 38.874076 ], [ -76.983957, 38.874928 ], [ -76.978164, 38.876804 ], [ -76.978031, 38.876881 ], [ -76.976627, 38.876174 ], [ -76.976205, 38.876025 ], [ -76.976178, 38.876001 ], [ -76.976162, 38.875987 ], [ -76.974986, 38.875426 ], [ -76.974667, 38.87531 ], [ -76.974415, 38.875222 ], [ -76.973995, 38.875058 ], [ -76.973377, 38.874777 ], [ -76.973136, 38.874683 ], [ -76.972917, 38.874582 ], [ -76.973227, 38.874526 ], [ -76.973403, 38.87451 ], [ -76.973476, 38.874504 ], [ -76.975025, 38.874249 ], [ -76.975048, 38.874246 ], [ -76.975094, 38.874242 ], [ -76.975156, 38.874229 ], [ -76.975349, 38.874199 ], [ -76.975553, 38.874164 ], [ -76.975756, 38.874127 ], [ -76.975847, 38.874108 ], [ -76.976029, 38.874067 ], [ -76.97627, 38.874009 ], [ -76.976361, 38.873986 ], [ -76.976555, 38.873933 ], [ -76.976638, 38.873909 ], [ -76.97672, 38.873883 ], [ -76.976883, 38.873835 ], [ -76.977044, 38.873785 ], [ -76.977122, 38.873759 ], [ -76.977203, 38.873732 ], [ -76.977306, 38.873696 ], [ -76.977362, 38.873677 ], [ -76.977474, 38.873635 ], [ -76.977696, 38.87355 ], [ -76.977806, 38.873506 ], [ -76.977953, 38.873444 ], [ -76.977993, 38.873427 ], [ -76.978734, 38.87307 ], [ -76.979042, 38.872911 ], [ -76.980676, 38.872092 ], [ -76.980786, 38.872038 ], [ -76.980923, 38.87197 ], [ -76.981366, 38.871753 ], [ -76.982183, 38.871336 ], [ -76.982215, 38.871313 ], [ -76.982224, 38.871293 ], [ -76.982225, 38.871267 ], [ -76.982224, 38.870741 ], [ -76.982224, 38.869462 ], [ -76.982225, 38.869296 ], [ -76.982221, 38.868918 ], [ -76.982221, 38.868846 ], [ -76.982221, 38.868507 ], [ -76.982224, 38.86823 ], [ -76.982227, 38.868078 ], [ -76.982226, 38.867737 ], [ -76.982673, 38.867516 ], [ -76.983054, 38.867327 ], [ -76.983543, 38.867083 ], [ -76.983868, 38.866922 ], [ -76.984251, 38.866735 ], [ -76.984279, 38.86672 ], [ -76.9843, 38.866706 ], [ -76.984319, 38.86669 ], [ -76.984336, 38.866673 ], [ -76.98435, 38.866654 ], [ -76.984361, 38.866634 ], [ -76.984524, 38.866663 ], [ -76.985128, 38.866775 ], [ -76.985236, 38.866793 ], [ -76.986356, 38.866998 ], [ -76.987056, 38.867123 ], [ -76.987158, 38.867143 ], [ -76.987706, 38.867242 ], [ -76.988048, 38.867302 ], [ -76.988355, 38.86736 ], [ -76.988626, 38.867417 ], [ -76.988708, 38.867515 ], [ -76.988722, 38.867535 ], [ -76.988903, 38.867841 ], [ -76.988918, 38.867868 ], [ -76.988953, 38.86792 ], [ -76.988977, 38.86795 ], [ -76.98819, 38.868408 ], [ -76.988166, 38.868536 ], [ -76.988163, 38.868617 ], [ -76.988166, 38.868686 ], [ -76.988187, 38.868803 ], [ -76.988228, 38.868925 ], [ -76.988265, 38.869014 ], [ -76.988353, 38.869138 ], [ -76.98848, 38.869313 ], [ -76.988553, 38.869413 ], [ -76.98858, 38.86945 ], [ -76.988596, 38.869468 ], [ -76.988849, 38.869812 ], [ -76.989225, 38.870274 ], [ -76.989433, 38.870511 ], [ -76.989569, 38.870681 ], [ -76.990102, 38.871349 ], [ -76.989728, 38.871617 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007603", "BLKGRPCE": "1", "GEOID": "110010076031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 211163.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8635050", "INTPTLON": "-076.9514484", "mobility_total": "1140", "mobility_same_house": "1002", "mobility_different_house": "138", "mobility_different_house_same_metro": "138", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.956664, 38.862696 ], [ -76.956652, 38.86274 ], [ -76.95662, 38.862825 ], [ -76.956598, 38.862858 ], [ -76.956315, 38.863242 ], [ -76.956064, 38.86359 ], [ -76.956033, 38.863629 ], [ -76.956016, 38.863647 ], [ -76.956, 38.863666 ], [ -76.955965, 38.863702 ], [ -76.955946, 38.863719 ], [ -76.955894, 38.86377 ], [ -76.955859, 38.863803 ], [ -76.955822, 38.863836 ], [ -76.955785, 38.863867 ], [ -76.955746, 38.863898 ], [ -76.955706, 38.863927 ], [ -76.95564, 38.863973 ], [ -76.95558, 38.864011 ], [ -76.955485, 38.864066 ], [ -76.955432, 38.864095 ], [ -76.955324, 38.864148 ], [ -76.955272, 38.864172 ], [ -76.955213, 38.864197 ], [ -76.955099, 38.864242 ], [ -76.954982, 38.864282 ], [ -76.953999, 38.864626 ], [ -76.953838, 38.864683 ], [ -76.953736, 38.86472 ], [ -76.953482, 38.86481 ], [ -76.953268, 38.864887 ], [ -76.952941, 38.864999 ], [ -76.952216, 38.865256 ], [ -76.95204, 38.865318 ], [ -76.951533, 38.865499 ], [ -76.951488, 38.865513 ], [ -76.951444, 38.86553 ], [ -76.951382, 38.86556 ], [ -76.951343, 38.865582 ], [ -76.951324, 38.865594 ], [ -76.950152, 38.865118 ], [ -76.949902, 38.865014 ], [ -76.949096, 38.864685 ], [ -76.94771, 38.864116 ], [ -76.947535, 38.864046 ], [ -76.946864, 38.86378 ], [ -76.946809, 38.863702 ], [ -76.946897, 38.863633 ], [ -76.946997, 38.863555 ], [ -76.947119, 38.86346 ], [ -76.947419, 38.863226 ], [ -76.947698, 38.86301 ], [ -76.947943, 38.862819 ], [ -76.948019, 38.862759 ], [ -76.948109, 38.862689 ], [ -76.948248, 38.862581 ], [ -76.948643, 38.86227 ], [ -76.948992, 38.861996 ], [ -76.949019, 38.861976 ], [ -76.94911, 38.861907 ], [ -76.949181, 38.861853 ], [ -76.949315, 38.861752 ], [ -76.949562, 38.861556 ], [ -76.949814, 38.861359 ], [ -76.949831, 38.861346 ], [ -76.949918, 38.861278 ], [ -76.950066, 38.861344 ], [ -76.950467, 38.861497 ], [ -76.950951, 38.861671 ], [ -76.95136, 38.861817 ], [ -76.951882, 38.862 ], [ -76.952223, 38.862124 ], [ -76.952393, 38.862184 ], [ -76.952528, 38.86223 ], [ -76.952889, 38.862361 ], [ -76.95348, 38.862573 ], [ -76.953591, 38.862614 ], [ -76.953761, 38.862676 ], [ -76.953859, 38.862709 ], [ -76.953958, 38.862739 ], [ -76.954058, 38.862767 ], [ -76.954109, 38.86278 ], [ -76.95421, 38.862804 ], [ -76.954308, 38.862824 ], [ -76.954407, 38.862841 ], [ -76.954457, 38.862848 ], [ -76.954607, 38.862866 ], [ -76.954708, 38.862874 ], [ -76.954762, 38.862877 ], [ -76.954925, 38.862882 ], [ -76.955033, 38.862881 ], [ -76.955142, 38.862877 ], [ -76.955298, 38.862865 ], [ -76.955393, 38.862855 ], [ -76.95544, 38.862849 ], [ -76.955534, 38.862835 ], [ -76.955674, 38.862808 ], [ -76.955766, 38.862786 ], [ -76.956001, 38.862726 ], [ -76.956047, 38.862713 ], [ -76.956094, 38.862701 ], [ -76.956309, 38.862643 ], [ -76.95643, 38.862617 ], [ -76.956521, 38.862595 ], [ -76.956554, 38.862591 ], [ -76.956586, 38.86259 ], [ -76.956674, 38.86259 ], [ -76.956664, 38.862696 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007603", "BLKGRPCE": "3", "GEOID": "110010076033", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 385942.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8596786", "INTPTLON": "-076.9556517", "mobility_total": "744", "mobility_same_house": "744", "mobility_different_house": "0", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.959, 38.861923 ], [ -76.958902, 38.861934 ], [ -76.958693, 38.861967 ], [ -76.958545, 38.861994 ], [ -76.958447, 38.862014 ], [ -76.958283, 38.862052 ], [ -76.957678, 38.862197 ], [ -76.957574, 38.86222 ], [ -76.957491, 38.862243 ], [ -76.957405, 38.862269 ], [ -76.957306, 38.862305 ], [ -76.95724, 38.862334 ], [ -76.957176, 38.862365 ], [ -76.957145, 38.862381 ], [ -76.957091, 38.862412 ], [ -76.956983, 38.862481 ], [ -76.956953, 38.862495 ], [ -76.956866, 38.862526 ], [ -76.956674, 38.86259 ], [ -76.956586, 38.86259 ], [ -76.956554, 38.862591 ], [ -76.956521, 38.862595 ], [ -76.95643, 38.862617 ], [ -76.956309, 38.862643 ], [ -76.956094, 38.862701 ], [ -76.956047, 38.862713 ], [ -76.956001, 38.862726 ], [ -76.955766, 38.862786 ], [ -76.955674, 38.862808 ], [ -76.955534, 38.862835 ], [ -76.95544, 38.862849 ], [ -76.955393, 38.862855 ], [ -76.955298, 38.862865 ], [ -76.955142, 38.862877 ], [ -76.955033, 38.862881 ], [ -76.954925, 38.862882 ], [ -76.954762, 38.862877 ], [ -76.954708, 38.862874 ], [ -76.954607, 38.862866 ], [ -76.954457, 38.862848 ], [ -76.954407, 38.862841 ], [ -76.954308, 38.862824 ], [ -76.95421, 38.862804 ], [ -76.954109, 38.86278 ], [ -76.954058, 38.862767 ], [ -76.953958, 38.862739 ], [ -76.953859, 38.862709 ], [ -76.953761, 38.862676 ], [ -76.953591, 38.862614 ], [ -76.95348, 38.862573 ], [ -76.952889, 38.862361 ], [ -76.952528, 38.86223 ], [ -76.952393, 38.862184 ], [ -76.952223, 38.862124 ], [ -76.951882, 38.862 ], [ -76.95136, 38.861817 ], [ -76.950951, 38.861671 ], [ -76.950467, 38.861497 ], [ -76.950066, 38.861344 ], [ -76.949918, 38.861278 ], [ -76.95001, 38.861207 ], [ -76.950179, 38.861077 ], [ -76.950203, 38.861059 ], [ -76.950399, 38.860905 ], [ -76.95065, 38.860709 ], [ -76.950826, 38.860572 ], [ -76.951159, 38.860313 ], [ -76.951719, 38.859876 ], [ -76.952366, 38.859374 ], [ -76.952911, 38.858951 ], [ -76.952999, 38.858884 ], [ -76.953263, 38.858676 ], [ -76.95342, 38.858553 ], [ -76.953588, 38.858426 ], [ -76.953621, 38.8584 ], [ -76.953684, 38.858348 ], [ -76.953702, 38.858334 ], [ -76.953793, 38.858262 ], [ -76.953887, 38.858188 ], [ -76.954184, 38.857959 ], [ -76.954479, 38.857729 ], [ -76.954531, 38.857688 ], [ -76.954607, 38.857629 ], [ -76.954721, 38.85754 ], [ -76.954843, 38.857445 ], [ -76.955649, 38.856817 ], [ -76.955728, 38.856755 ], [ -76.955963, 38.856573 ], [ -76.956114, 38.856456 ], [ -76.956145, 38.856432 ], [ -76.95622, 38.856374 ], [ -76.956242, 38.856356 ], [ -76.956279, 38.856328 ], [ -76.956415, 38.856222 ], [ -76.95714, 38.855661 ], [ -76.957736, 38.855198 ], [ -76.958004, 38.854985 ], [ -76.958026, 38.854969 ], [ -76.95811, 38.854909 ], [ -76.958151, 38.854941 ], [ -76.958267, 38.855039 ], [ -76.95835, 38.855116 ], [ -76.958402, 38.855167 ], [ -76.958497, 38.855271 ], [ -76.958563, 38.855351 ], [ -76.958604, 38.855406 ], [ -76.958624, 38.855436 ], [ -76.958679, 38.855526 ], [ -76.958713, 38.855588 ], [ -76.958761, 38.85568 ], [ -76.958794, 38.855754 ], [ -76.958811, 38.855796 ], [ -76.958842, 38.855882 ], [ -76.958867, 38.855968 ], [ -76.958878, 38.856012 ], [ -76.958887, 38.856056 ], [ -76.958902, 38.856144 ], [ -76.958911, 38.856209 ], [ -76.958917, 38.856275 ], [ -76.95892, 38.856363 ], [ -76.958919, 38.856455 ], [ -76.958918, 38.856532 ], [ -76.958917, 38.857161 ], [ -76.958918, 38.857272 ], [ -76.958919, 38.857362 ], [ -76.958916, 38.857923 ], [ -76.958917, 38.85835 ], [ -76.958914, 38.85942 ], [ -76.958912, 38.859918 ], [ -76.958913, 38.860486 ], [ -76.958911, 38.86127 ], [ -76.958917, 38.861396 ], [ -76.958925, 38.861495 ], [ -76.958941, 38.861618 ], [ -76.95898, 38.861813 ], [ -76.959, 38.861923 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007603", "BLKGRPCE": "4", "GEOID": "110010076034", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 302605.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8551820", "INTPTLON": "-076.9624741", "mobility_total": "1149", "mobility_same_house": "1076", "mobility_different_house": "73", "mobility_different_house_same_metro": "53", "mobility_different_house_different_metro": "20", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.967356, 38.857068 ], [ -76.967224, 38.857127 ], [ -76.967154, 38.85716 ], [ -76.967044, 38.857202 ], [ -76.966968, 38.857226 ], [ -76.966891, 38.857246 ], [ -76.966852, 38.857255 ], [ -76.96675, 38.857275 ], [ -76.966648, 38.857292 ], [ -76.966545, 38.857305 ], [ -76.966441, 38.857315 ], [ -76.966336, 38.857321 ], [ -76.966226, 38.857325 ], [ -76.966115, 38.857326 ], [ -76.966004, 38.857324 ], [ -76.965948, 38.857322 ], [ -76.965838, 38.857315 ], [ -76.965773, 38.85731 ], [ -76.965651, 38.857298 ], [ -76.965436, 38.857277 ], [ -76.964773, 38.857208 ], [ -76.964747, 38.857206 ], [ -76.964623, 38.8572 ], [ -76.964503, 38.857211 ], [ -76.963895, 38.857263 ], [ -76.963768, 38.857271 ], [ -76.96364, 38.857277 ], [ -76.963513, 38.857281 ], [ -76.963093, 38.857284 ], [ -76.962899, 38.857282 ], [ -76.962567, 38.857282 ], [ -76.962448, 38.857282 ], [ -76.962414, 38.857283 ], [ -76.961509, 38.857281 ], [ -76.961401, 38.85728 ], [ -76.961196, 38.85728 ], [ -76.960279, 38.857277 ], [ -76.960189, 38.857276 ], [ -76.959021, 38.857275 ], [ -76.958918, 38.857272 ], [ -76.958917, 38.857161 ], [ -76.958918, 38.856532 ], [ -76.958919, 38.856455 ], [ -76.95892, 38.856363 ], [ -76.958917, 38.856275 ], [ -76.958911, 38.856209 ], [ -76.958902, 38.856144 ], [ -76.958887, 38.856056 ], [ -76.958878, 38.856012 ], [ -76.958867, 38.855968 ], [ -76.958842, 38.855882 ], [ -76.958811, 38.855796 ], [ -76.958794, 38.855754 ], [ -76.958761, 38.85568 ], [ -76.958713, 38.855588 ], [ -76.958679, 38.855526 ], [ -76.958624, 38.855436 ], [ -76.958604, 38.855406 ], [ -76.958563, 38.855351 ], [ -76.958497, 38.855271 ], [ -76.958402, 38.855167 ], [ -76.95835, 38.855116 ], [ -76.958267, 38.855039 ], [ -76.958151, 38.854941 ], [ -76.95811, 38.854909 ], [ -76.958189, 38.854848 ], [ -76.958821, 38.854359 ], [ -76.960739, 38.852875 ], [ -76.961965, 38.851926 ], [ -76.962292, 38.851914 ], [ -76.962326, 38.851914 ], [ -76.962394, 38.851917 ], [ -76.962462, 38.851924 ], [ -76.962495, 38.851929 ], [ -76.962561, 38.851942 ], [ -76.962609, 38.851954 ], [ -76.962722, 38.851992 ], [ -76.962768, 38.852011 ], [ -76.962814, 38.852032 ], [ -76.962857, 38.852055 ], [ -76.9629, 38.85208 ], [ -76.96294, 38.852106 ], [ -76.962979, 38.852134 ], [ -76.963016, 38.852163 ], [ -76.963051, 38.852193 ], [ -76.963216, 38.852346 ], [ -76.96352, 38.852634 ], [ -76.963991, 38.853085 ], [ -76.964343, 38.853425 ], [ -76.964648, 38.853715 ], [ -76.964685, 38.853752 ], [ -76.964836, 38.853896 ], [ -76.964873, 38.853933 ], [ -76.965081, 38.854131 ], [ -76.965193, 38.854241 ], [ -76.965301, 38.854353 ], [ -76.965354, 38.85441 ], [ -76.965437, 38.854503 ], [ -76.965507, 38.854583 ], [ -76.965573, 38.854661 ], [ -76.965624, 38.854726 ], [ -76.965708, 38.854841 ], [ -76.966101, 38.85532 ], [ -76.966237, 38.85549 ], [ -76.966343, 38.85562 ], [ -76.966446, 38.855752 ], [ -76.966595, 38.855953 ], [ -76.966643, 38.856021 ], [ -76.966913, 38.856415 ], [ -76.967, 38.856545 ], [ -76.967265, 38.856934 ], [ -76.967318, 38.857011 ], [ -76.967356, 38.857068 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007603", "BLKGRPCE": "2", "GEOID": "110010076032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 326908.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8592318", "INTPTLON": "-076.9629146", "mobility_total": "599", "mobility_same_house": "544", "mobility_different_house": "55", "mobility_different_house_same_metro": "55", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.968195, 38.858906 ], [ -76.968111, 38.859005 ], [ -76.968082, 38.859038 ], [ -76.967809, 38.859336 ], [ -76.967701, 38.859433 ], [ -76.96763, 38.859483 ], [ -76.967331, 38.859689 ], [ -76.96712, 38.859819 ], [ -76.967009, 38.859875 ], [ -76.96691, 38.859917 ], [ -76.966681, 38.860013 ], [ -76.966456, 38.860096 ], [ -76.965754, 38.860342 ], [ -76.965042, 38.860615 ], [ -76.964922, 38.860663 ], [ -76.964886, 38.860675 ], [ -76.964771, 38.860719 ], [ -76.964213, 38.860936 ], [ -76.963424, 38.86122 ], [ -76.963198, 38.861299 ], [ -76.963107, 38.861333 ], [ -76.962281, 38.861627 ], [ -76.96221, 38.861647 ], [ -76.962137, 38.861664 ], [ -76.962063, 38.861677 ], [ -76.961988, 38.861687 ], [ -76.96173, 38.861709 ], [ -76.961488, 38.861727 ], [ -76.961037, 38.861763 ], [ -76.960625, 38.861794 ], [ -76.960495, 38.861805 ], [ -76.960172, 38.86183 ], [ -76.959242, 38.861904 ], [ -76.959084, 38.861915 ], [ -76.959023, 38.86192 ], [ -76.959, 38.861923 ], [ -76.95898, 38.861813 ], [ -76.958941, 38.861618 ], [ -76.958925, 38.861495 ], [ -76.958917, 38.861396 ], [ -76.958911, 38.86127 ], [ -76.958913, 38.860486 ], [ -76.958912, 38.859918 ], [ -76.958914, 38.85942 ], [ -76.958917, 38.85835 ], [ -76.958916, 38.857923 ], [ -76.958919, 38.857362 ], [ -76.958918, 38.857272 ], [ -76.959021, 38.857275 ], [ -76.960189, 38.857276 ], [ -76.960279, 38.857277 ], [ -76.961196, 38.85728 ], [ -76.961401, 38.85728 ], [ -76.961509, 38.857281 ], [ -76.962414, 38.857283 ], [ -76.962448, 38.857282 ], [ -76.962567, 38.857282 ], [ -76.962899, 38.857282 ], [ -76.963093, 38.857284 ], [ -76.963513, 38.857281 ], [ -76.96364, 38.857277 ], [ -76.963768, 38.857271 ], [ -76.963895, 38.857263 ], [ -76.964503, 38.857211 ], [ -76.964623, 38.8572 ], [ -76.964747, 38.857206 ], [ -76.964773, 38.857208 ], [ -76.965436, 38.857277 ], [ -76.965651, 38.857298 ], [ -76.965773, 38.85731 ], [ -76.965838, 38.857315 ], [ -76.965948, 38.857322 ], [ -76.966004, 38.857324 ], [ -76.966115, 38.857326 ], [ -76.966226, 38.857325 ], [ -76.966336, 38.857321 ], [ -76.966441, 38.857315 ], [ -76.966545, 38.857305 ], [ -76.966648, 38.857292 ], [ -76.96675, 38.857275 ], [ -76.966852, 38.857255 ], [ -76.966891, 38.857246 ], [ -76.966968, 38.857226 ], [ -76.967044, 38.857202 ], [ -76.967154, 38.85716 ], [ -76.967224, 38.857127 ], [ -76.967356, 38.857068 ], [ -76.967722, 38.857608 ], [ -76.967774, 38.857691 ], [ -76.967813, 38.857757 ], [ -76.967832, 38.857791 ], [ -76.967875, 38.857872 ], [ -76.967919, 38.85796 ], [ -76.967953, 38.858032 ], [ -76.967976, 38.858084 ], [ -76.96802, 38.85819 ], [ -76.96804, 38.858244 ], [ -76.968078, 38.858351 ], [ -76.968101, 38.858427 ], [ -76.96814, 38.85858 ], [ -76.968156, 38.858657 ], [ -76.968173, 38.85875 ], [ -76.968183, 38.858812 ], [ -76.968195, 38.858906 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007604", "BLKGRPCE": "3", "GEOID": "110010076043", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 382986.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8682250", "INTPTLON": "-076.9643163", "mobility_total": "1179", "mobility_same_house": "1039", "mobility_different_house": "140", "mobility_different_house_same_metro": "129", "mobility_different_house_different_metro": "11", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.967782, 38.866019 ], [ -76.96778, 38.866046 ], [ -76.967777, 38.866374 ], [ -76.967778, 38.867169 ], [ -76.967777, 38.867658 ], [ -76.967773, 38.86832 ], [ -76.967776, 38.86842 ], [ -76.96778, 38.86872 ], [ -76.96778, 38.869119 ], [ -76.967777, 38.869319 ], [ -76.967777, 38.869475 ], [ -76.967778, 38.869562 ], [ -76.967778, 38.8697 ], [ -76.96778, 38.870095 ], [ -76.967778, 38.870509 ], [ -76.967775, 38.870621 ], [ -76.967775, 38.870743 ], [ -76.967774, 38.871124 ], [ -76.967776, 38.871455 ], [ -76.967772, 38.871834 ], [ -76.967771, 38.872022 ], [ -76.967771, 38.872308 ], [ -76.967676, 38.872267 ], [ -76.967479, 38.872184 ], [ -76.967071, 38.872022 ], [ -76.966822, 38.871921 ], [ -76.966621, 38.871839 ], [ -76.966467, 38.871776 ], [ -76.966103, 38.871626 ], [ -76.965584, 38.871415 ], [ -76.964869, 38.871127 ], [ -76.964772, 38.871087 ], [ -76.963267, 38.870472 ], [ -76.963089, 38.870399 ], [ -76.961994, 38.869948 ], [ -76.961259, 38.869648 ], [ -76.960383, 38.869291 ], [ -76.960362, 38.869135 ], [ -76.960325, 38.868954 ], [ -76.960233, 38.868502 ], [ -76.960131, 38.867954 ], [ -76.960009, 38.867313 ], [ -76.959996, 38.867241 ], [ -76.959854, 38.866487 ], [ -76.959781, 38.866095 ], [ -76.959693, 38.86563 ], [ -76.96048, 38.865631 ], [ -76.961479, 38.865632 ], [ -76.962303, 38.865632 ], [ -76.963133, 38.865633 ], [ -76.963502, 38.865634 ], [ -76.964687, 38.865633 ], [ -76.964799, 38.865632 ], [ -76.964957, 38.865632 ], [ -76.965058, 38.865634 ], [ -76.965091, 38.865636 ], [ -76.965125, 38.865637 ], [ -76.965225, 38.865644 ], [ -76.965432, 38.865662 ], [ -76.965543, 38.865657 ], [ -76.965592, 38.865647 ], [ -76.965639, 38.865633 ], [ -76.965684, 38.865614 ], [ -76.965725, 38.865592 ], [ -76.965763, 38.865566 ], [ -76.965798, 38.865538 ], [ -76.965827, 38.865506 ], [ -76.965875, 38.86544 ], [ -76.965902, 38.86541 ], [ -76.965933, 38.865383 ], [ -76.965967, 38.865359 ], [ -76.966005, 38.865338 ], [ -76.966045, 38.865321 ], [ -76.966088, 38.865307 ], [ -76.966133, 38.865297 ], [ -76.966178, 38.865291 ], [ -76.966225, 38.865289 ], [ -76.96628, 38.865292 ], [ -76.966307, 38.865295 ], [ -76.966361, 38.865306 ], [ -76.966387, 38.865313 ], [ -76.966437, 38.865332 ], [ -76.966461, 38.865343 ], [ -76.966484, 38.865355 ], [ -76.966533, 38.865377 ], [ -76.966629, 38.865422 ], [ -76.966724, 38.865469 ], [ -76.966864, 38.865544 ], [ -76.966955, 38.865596 ], [ -76.966989, 38.865608 ], [ -76.967024, 38.865618 ], [ -76.96706, 38.865626 ], [ -76.967096, 38.865632 ], [ -76.967133, 38.865636 ], [ -76.96717, 38.865638 ], [ -76.967208, 38.865637 ], [ -76.967245, 38.865635 ], [ -76.967282, 38.86563 ], [ -76.967318, 38.865624 ], [ -76.967569, 38.86554 ], [ -76.967679, 38.865702 ], [ -76.967737, 38.865794 ], [ -76.967761, 38.865857 ], [ -76.967768, 38.865884 ], [ -76.967778, 38.865933 ], [ -76.967781, 38.865965 ], [ -76.967782, 38.866019 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003900", "BLKGRPCE": "2", "GEOID": "110010039002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 209917.000000, "AWATER": 10579.000000, "INTPTLAT": "+38.9257717", "INTPTLON": "-077.0452397", "mobility_total": "1033", "mobility_same_house": "830", "mobility_different_house": "203", "mobility_different_house_same_metro": "111", "mobility_different_house_different_metro": "92", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.049805, 38.927884 ], [ -77.049669, 38.928082 ], [ -77.049515, 38.928134 ], [ -77.049331, 38.92813 ], [ -77.049124, 38.928079 ], [ -77.048944, 38.928 ], [ -77.048257, 38.927403 ], [ -77.047682, 38.927012 ], [ -77.047055, 38.926712 ], [ -77.046732, 38.926198 ], [ -77.046602, 38.926056 ], [ -77.046303, 38.925943 ], [ -77.046162, 38.92596 ], [ -77.045534, 38.92624 ], [ -77.04491, 38.926578 ], [ -77.044787, 38.926804 ], [ -77.044686, 38.927159 ], [ -77.044699, 38.927454 ], [ -77.044669, 38.927456 ], [ -77.044398, 38.927464 ], [ -77.044329, 38.926842 ], [ -77.044253, 38.926899 ], [ -77.044216, 38.926929 ], [ -77.044146, 38.92699 ], [ -77.044112, 38.927022 ], [ -77.04408, 38.927054 ], [ -77.044018, 38.927121 ], [ -77.043962, 38.927188 ], [ -77.043916, 38.927241 ], [ -77.043888, 38.927276 ], [ -77.043873, 38.927293 ], [ -77.043806, 38.927381 ], [ -77.043763, 38.927442 ], [ -77.043692, 38.92755 ], [ -77.043653, 38.927616 ], [ -77.04358, 38.927755 ], [ -77.043542, 38.92782 ], [ -77.043525, 38.927845 ], [ -77.043487, 38.927908 ], [ -77.043441, 38.927947 ], [ -77.043368, 38.927969 ], [ -77.043078, 38.927862 ], [ -77.04294, 38.927789 ], [ -77.042888, 38.927759 ], [ -77.042841, 38.927726 ], [ -77.042783, 38.927679 ], [ -77.042597, 38.927556 ], [ -77.042475, 38.927498 ], [ -77.042231, 38.927373 ], [ -77.0422, 38.927355 ], [ -77.042104, 38.927307 ], [ -77.042071, 38.927293 ], [ -77.042003, 38.927266 ], [ -77.04191, 38.927235 ], [ -77.041887, 38.927229 ], [ -77.041844, 38.927219 ], [ -77.041771, 38.927207 ], [ -77.041697, 38.927198 ], [ -77.041537, 38.927184 ], [ -77.041397, 38.927177 ], [ -77.041373, 38.927177 ], [ -77.041214, 38.927182 ], [ -77.041212, 38.927066 ], [ -77.041212, 38.926959 ], [ -77.041214, 38.92686 ], [ -77.041214, 38.926837 ], [ -77.041219, 38.926816 ], [ -77.041227, 38.926791 ], [ -77.041501, 38.926267 ], [ -77.041533, 38.926186 ], [ -77.041545, 38.926144 ], [ -77.041553, 38.92607 ], [ -77.041576, 38.925817 ], [ -77.041604, 38.925472 ], [ -77.041631, 38.925476 ], [ -77.041753, 38.925474 ], [ -77.041907, 38.925475 ], [ -77.04255, 38.925475 ], [ -77.043026, 38.925475 ], [ -77.043052, 38.925474 ], [ -77.043156, 38.925477 ], [ -77.043234, 38.925483 ], [ -77.043259, 38.925486 ], [ -77.043285, 38.925488 ], [ -77.043313, 38.925492 ], [ -77.04334, 38.925497 ], [ -77.043386, 38.92551 ], [ -77.043408, 38.925519 ], [ -77.043457, 38.925544 ], [ -77.043719, 38.92568 ], [ -77.043841, 38.925744 ], [ -77.04402, 38.925835 ], [ -77.044084, 38.925869 ], [ -77.044103, 38.92588 ], [ -77.044129, 38.925897 ], [ -77.044146, 38.92591 ], [ -77.044178, 38.925938 ], [ -77.044195, 38.925954 ], [ -77.044251, 38.925996 ], [ -77.044271, 38.926009 ], [ -77.044316, 38.925941 ], [ -77.044369, 38.925854 ], [ -77.044416, 38.925766 ], [ -77.044445, 38.925706 ], [ -77.044481, 38.925622 ], [ -77.044508, 38.925551 ], [ -77.044532, 38.92548 ], [ -77.044553, 38.925409 ], [ -77.044567, 38.925344 ], [ -77.044591, 38.925223 ], [ -77.044603, 38.925151 ], [ -77.044614, 38.92508 ], [ -77.044617, 38.925026 ], [ -77.044623, 38.924983 ], [ -77.04463, 38.924934 ], [ -77.044643, 38.924862 ], [ -77.044668, 38.924809 ], [ -77.044722, 38.924746 ], [ -77.044739, 38.924585 ], [ -77.044738, 38.924454 ], [ -77.04473, 38.924355 ], [ -77.04472, 38.924167 ], [ -77.044717, 38.924126 ], [ -77.044685, 38.924023 ], [ -77.044659, 38.923966 ], [ -77.044638, 38.923932 ], [ -77.044607, 38.923888 ], [ -77.044579, 38.923859 ], [ -77.044551, 38.923835 ], [ -77.044532, 38.923821 ], [ -77.044485, 38.923792 ], [ -77.044458, 38.923778 ], [ -77.044339, 38.923721 ], [ -77.044113, 38.923619 ], [ -77.043906, 38.923527 ], [ -77.043714, 38.923446 ], [ -77.043677, 38.923425 ], [ -77.043359, 38.923239 ], [ -77.043389, 38.92324 ], [ -77.04342, 38.92324 ], [ -77.043461, 38.923237 ], [ -77.043848, 38.923237 ], [ -77.044338, 38.92324 ], [ -77.044591, 38.92324 ], [ -77.044696, 38.923239 ], [ -77.046052, 38.923237 ], [ -77.046597, 38.923237 ], [ -77.047139, 38.92324 ], [ -77.047278, 38.923244 ], [ -77.04734, 38.923248 ], [ -77.047531, 38.923265 ], [ -77.047603, 38.92327 ], [ -77.047695, 38.923278 ], [ -77.048395, 38.923331 ], [ -77.048464, 38.923337 ], [ -77.048565, 38.923344 ], [ -77.048598, 38.923672 ], [ -77.048625, 38.924013 ], [ -77.048727, 38.924481 ], [ -77.048823, 38.924725 ], [ -77.048921, 38.924974 ], [ -77.049225, 38.925312 ], [ -77.049442, 38.925565 ], [ -77.049872, 38.927703 ], [ -77.049805, 38.927884 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008802", "BLKGRPCE": "1", "GEOID": "110010088021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 67436.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9042738", "INTPTLON": "-076.9832359", "mobility_total": "520", "mobility_same_house": "406", "mobility_different_house": "114", "mobility_different_house_same_metro": "114", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.985503, 38.904288 ], [ -76.985124, 38.904833 ], [ -76.98495, 38.905085 ], [ -76.984838, 38.905247 ], [ -76.984515, 38.905705 ], [ -76.984393, 38.90588 ], [ -76.984019, 38.905719 ], [ -76.983561, 38.905527 ], [ -76.983178, 38.90536 ], [ -76.982736, 38.905171 ], [ -76.982427, 38.905041 ], [ -76.982276, 38.90498 ], [ -76.98239, 38.904804 ], [ -76.982503, 38.904632 ], [ -76.982235, 38.904524 ], [ -76.981959, 38.904417 ], [ -76.981711, 38.904319 ], [ -76.981016, 38.904045 ], [ -76.980922, 38.904009 ], [ -76.981092, 38.903726 ], [ -76.981778, 38.902706 ], [ -76.981851, 38.902731 ], [ -76.981909, 38.902756 ], [ -76.982201, 38.902876 ], [ -76.982548, 38.903026 ], [ -76.982617, 38.903054 ], [ -76.983074, 38.903247 ], [ -76.983327, 38.903358 ], [ -76.983549, 38.903451 ], [ -76.983786, 38.903554 ], [ -76.98386, 38.903587 ], [ -76.984049, 38.903668 ], [ -76.984763, 38.903972 ], [ -76.985426, 38.904254 ], [ -76.985503, 38.904288 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004100", "BLKGRPCE": "2", "GEOID": "110010041002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 289801.000000, "AWATER": 6192.000000, "INTPTLAT": "+38.9184480", "INTPTLON": "-077.0526045", "mobility_total": "622", "mobility_same_house": "416", "mobility_different_house": "164", "mobility_different_house_same_metro": "128", "mobility_different_house_different_metro": "36", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "42" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.058258, 38.917716 ], [ -77.057967, 38.91798 ], [ -77.057878, 38.918044 ], [ -77.057709, 38.918149 ], [ -77.057483, 38.918273 ], [ -77.057246, 38.918394 ], [ -77.057109, 38.918455 ], [ -77.05702, 38.91848 ], [ -77.056863, 38.918509 ], [ -77.056584, 38.918563 ], [ -77.056335, 38.918603 ], [ -77.056185, 38.918647 ], [ -77.056041, 38.918698 ], [ -77.055607, 38.918881 ], [ -77.05547, 38.918957 ], [ -77.055322, 38.919035 ], [ -77.055196, 38.919142 ], [ -77.055158, 38.919182 ], [ -77.055132, 38.919236 ], [ -77.055082, 38.919339 ], [ -77.055028, 38.91943 ], [ -77.054938, 38.919619 ], [ -77.054914, 38.919667 ], [ -77.054852, 38.919739 ], [ -77.05473, 38.919841 ], [ -77.054655, 38.919896 ], [ -77.054581, 38.91993 ], [ -77.054502, 38.919945 ], [ -77.054252, 38.91999 ], [ -77.054083, 38.920018 ], [ -77.053858, 38.920045 ], [ -77.053688, 38.920052 ], [ -77.05359, 38.920057 ], [ -77.053485, 38.920079 ], [ -77.053361, 38.920094 ], [ -77.053253, 38.92009 ], [ -77.053107, 38.920067 ], [ -77.05303, 38.920048 ], [ -77.05301, 38.920037 ], [ -77.052907, 38.919987 ], [ -77.052849, 38.919959 ], [ -77.052769, 38.919924 ], [ -77.052552, 38.919811 ], [ -77.052385, 38.919715 ], [ -77.052223, 38.919613 ], [ -77.052129, 38.919601 ], [ -77.05196, 38.919581 ], [ -77.05185, 38.91958 ], [ -77.051621, 38.919646 ], [ -77.051353, 38.919731 ], [ -77.051227, 38.919779 ], [ -77.051126, 38.919848 ], [ -77.051071, 38.91988 ], [ -77.051006, 38.919935 ], [ -77.050921, 38.920094 ], [ -77.050786, 38.920344 ], [ -77.050658, 38.920568 ], [ -77.05062, 38.920637 ], [ -77.050553, 38.920707 ], [ -77.050483, 38.920762 ], [ -77.050411, 38.920831 ], [ -77.050367, 38.920884 ], [ -77.050344, 38.920928 ], [ -77.050253, 38.921114 ], [ -77.050181, 38.921241 ], [ -77.050133, 38.921157 ], [ -77.049951, 38.920842 ], [ -77.049188, 38.919533 ], [ -77.04915, 38.919465 ], [ -77.049122, 38.919419 ], [ -77.049057, 38.919324 ], [ -77.049025, 38.919264 ], [ -77.049009, 38.919231 ], [ -77.048958, 38.919141 ], [ -77.048939, 38.91911 ], [ -77.048872, 38.918987 ], [ -77.048816, 38.918921 ], [ -77.048799, 38.918908 ], [ -77.04875, 38.918867 ], [ -77.048732, 38.918853 ], [ -77.048687, 38.918823 ], [ -77.048653, 38.918811 ], [ -77.048608, 38.918797 ], [ -77.04852, 38.918774 ], [ -77.048464, 38.918761 ], [ -77.048313, 38.918717 ], [ -77.048234, 38.918693 ], [ -77.048176, 38.918674 ], [ -77.04794, 38.918613 ], [ -77.047863, 38.918595 ], [ -77.047813, 38.91858 ], [ -77.047789, 38.918571 ], [ -77.047736, 38.918545 ], [ -77.047713, 38.918532 ], [ -77.047691, 38.918517 ], [ -77.04765, 38.918485 ], [ -77.047631, 38.918468 ], [ -77.047597, 38.918431 ], [ -77.047569, 38.918391 ], [ -77.047522, 38.918305 ], [ -77.047235, 38.91774 ], [ -77.047027, 38.917331 ], [ -77.049399, 38.916545 ], [ -77.049204, 38.916004 ], [ -77.049728, 38.915845 ], [ -77.050193, 38.915717 ], [ -77.050547, 38.915639 ], [ -77.050623, 38.915627 ], [ -77.050616, 38.915707 ], [ -77.050618, 38.916214 ], [ -77.050619, 38.916288 ], [ -77.051902, 38.916289 ], [ -77.052502, 38.916284 ], [ -77.0526, 38.916285 ], [ -77.052696, 38.916286 ], [ -77.053551, 38.916288 ], [ -77.053876, 38.916286 ], [ -77.054317, 38.916285 ], [ -77.05444, 38.916293 ], [ -77.05449, 38.916298 ], [ -77.054529, 38.916304 ], [ -77.05456, 38.916312 ], [ -77.054613, 38.916331 ], [ -77.054647, 38.916345 ], [ -77.054679, 38.916361 ], [ -77.054711, 38.916383 ], [ -77.054732, 38.916399 ], [ -77.054844, 38.916492 ], [ -77.055063, 38.916651 ], [ -77.055279, 38.916815 ], [ -77.055666, 38.917095 ], [ -77.055944, 38.917301 ], [ -77.056007, 38.917251 ], [ -77.056087, 38.91719 ], [ -77.056346, 38.916978 ], [ -77.056767, 38.916622 ], [ -77.056854, 38.916683 ], [ -77.056926, 38.916735 ], [ -77.057217, 38.916952 ], [ -77.057355, 38.91706 ], [ -77.057488, 38.917166 ], [ -77.057652, 38.917287 ], [ -77.057785, 38.917377 ], [ -77.057889, 38.917451 ], [ -77.058001, 38.917532 ], [ -77.058049, 38.917566 ], [ -77.058078, 38.917588 ], [ -77.058201, 38.917675 ], [ -77.058258, 38.917716 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007601", "BLKGRPCE": "3", "GEOID": "110010076013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 170685.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8704718", "INTPTLON": "-076.9771395", "mobility_total": "1480", "mobility_same_house": "1400", "mobility_different_house": "80", "mobility_different_house_same_metro": "80", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.979042, 38.872911 ], [ -76.978734, 38.87307 ], [ -76.977993, 38.873427 ], [ -76.977953, 38.873444 ], [ -76.977872, 38.873383 ], [ -76.977416, 38.873073 ], [ -76.977359, 38.873033 ], [ -76.977154, 38.872895 ], [ -76.976966, 38.872767 ], [ -76.975994, 38.872104 ], [ -76.975936, 38.872063 ], [ -76.975811, 38.871975 ], [ -76.975187, 38.871546 ], [ -76.975167, 38.871529 ], [ -76.975147, 38.87151 ], [ -76.975129, 38.871491 ], [ -76.975112, 38.871471 ], [ -76.975097, 38.871444 ], [ -76.975079, 38.871383 ], [ -76.975061, 38.871368 ], [ -76.975036, 38.871363 ], [ -76.974953, 38.871364 ], [ -76.974975, 38.871315 ], [ -76.97498, 38.871292 ], [ -76.974983, 38.871264 ], [ -76.974983, 38.871227 ], [ -76.974972, 38.871152 ], [ -76.974967, 38.871127 ], [ -76.974964, 38.871102 ], [ -76.97496, 38.871078 ], [ -76.97496, 38.870742 ], [ -76.97496, 38.870583 ], [ -76.974959, 38.870455 ], [ -76.974959, 38.869812 ], [ -76.974958, 38.869684 ], [ -76.974959, 38.869475 ], [ -76.974964, 38.868933 ], [ -76.974964, 38.868857 ], [ -76.974964, 38.868575 ], [ -76.974964, 38.868326 ], [ -76.974963, 38.868243 ], [ -76.975724, 38.868244 ], [ -76.9771, 38.868238 ], [ -76.977355, 38.868236 ], [ -76.977991, 38.868233 ], [ -76.978896, 38.868233 ], [ -76.979007, 38.868232 ], [ -76.979008, 38.868501 ], [ -76.979008, 38.86886 ], [ -76.979002, 38.869208 ], [ -76.979004, 38.869344 ], [ -76.979006, 38.869472 ], [ -76.979008, 38.869557 ], [ -76.97901, 38.870745 ], [ -76.979005, 38.871871 ], [ -76.979008, 38.872019 ], [ -76.979009, 38.872062 ], [ -76.979008, 38.872819 ], [ -76.979011, 38.872837 ], [ -76.979017, 38.872863 ], [ -76.979028, 38.872887 ], [ -76.979042, 38.872911 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004901", "BLKGRPCE": "1", "GEOID": "110010049011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 84362.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9132038", "INTPTLON": "-077.0242971", "mobility_total": "1324", "mobility_same_house": "980", "mobility_different_house": "344", "mobility_different_house_same_metro": "134", "mobility_different_house_different_metro": "194", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.027035, 38.912607 ], [ -77.027035, 38.913675 ], [ -77.027035, 38.91409 ], [ -77.02686, 38.914088 ], [ -77.026785, 38.914089 ], [ -77.026376, 38.91409 ], [ -77.026207, 38.914089 ], [ -77.02599, 38.914083 ], [ -77.025657, 38.91408 ], [ -77.025584, 38.914087 ], [ -77.024364, 38.914092 ], [ -77.024306, 38.914082 ], [ -77.023968, 38.914086 ], [ -77.023448, 38.914086 ], [ -77.023081, 38.914089 ], [ -77.022945, 38.914089 ], [ -77.021916, 38.914088 ], [ -77.021914, 38.913521 ], [ -77.021917, 38.91303 ], [ -77.021918, 38.912609 ], [ -77.021918, 38.91239 ], [ -77.022943, 38.912025 ], [ -77.023967, 38.911683 ], [ -77.023968, 38.912606 ], [ -77.024701, 38.912606 ], [ -77.02599, 38.912608 ], [ -77.026144, 38.912608 ], [ -77.026501, 38.912605 ], [ -77.027035, 38.912607 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002102", "BLKGRPCE": "5", "GEOID": "110010021025", "NAMELSAD": "Block Group 5", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 81281.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9532523", "INTPTLON": "-077.0178374", "mobility_total": "740", "mobility_same_house": "677", "mobility_different_house": "63", "mobility_different_house_same_metro": "63", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.019788, 38.954309 ], [ -77.019524, 38.954316 ], [ -77.019045, 38.954331 ], [ -77.01863, 38.954342 ], [ -77.017714, 38.95437 ], [ -77.017625, 38.954372 ], [ -77.017584, 38.954374 ], [ -77.017343, 38.954381 ], [ -77.017046, 38.954391 ], [ -77.016635, 38.954402 ], [ -77.016467, 38.954408 ], [ -77.015997, 38.954422 ], [ -77.015991, 38.954288 ], [ -77.015967, 38.953891 ], [ -77.01594, 38.953251 ], [ -77.015937, 38.953172 ], [ -77.015898, 38.952359 ], [ -77.015895, 38.95228 ], [ -77.015891, 38.952204 ], [ -77.016067, 38.952195 ], [ -77.01611, 38.952194 ], [ -77.016194, 38.95219 ], [ -77.016273, 38.952184 ], [ -77.0163, 38.952183 ], [ -77.016326, 38.952181 ], [ -77.016459, 38.952176 ], [ -77.016829, 38.952167 ], [ -77.017207, 38.952156 ], [ -77.017608, 38.952143 ], [ -77.018323, 38.952123 ], [ -77.018976, 38.952105 ], [ -77.019352, 38.952093 ], [ -77.019579, 38.952087 ], [ -77.019681, 38.952083 ], [ -77.019685, 38.952158 ], [ -77.019696, 38.952472 ], [ -77.019726, 38.953064 ], [ -77.019729, 38.953137 ], [ -77.019767, 38.953917 ], [ -77.019788, 38.954309 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001302", "BLKGRPCE": "1", "GEOID": "110010013021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 409205.000000, "AWATER": 92.000000, "INTPTLAT": "+38.9445423", "INTPTLON": "-077.0597336", "mobility_total": "2356", "mobility_same_house": "1701", "mobility_different_house": "545", "mobility_different_house_same_metro": "323", "mobility_different_house_different_metro": "178", "mobility_different_house_outside_stat_area": "44", "mobility_abroad": "110" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.065678, 38.947895 ], [ -77.065345, 38.947895 ], [ -77.065141, 38.947893 ], [ -77.064854, 38.947893 ], [ -77.064451, 38.947894 ], [ -77.063985, 38.947893 ], [ -77.063212, 38.947893 ], [ -77.062032, 38.94789 ], [ -77.061761, 38.947892 ], [ -77.06164, 38.947894 ], [ -77.057913, 38.947891 ], [ -77.057205, 38.947889 ], [ -77.056712, 38.94789 ], [ -77.05654, 38.947276 ], [ -77.056471, 38.947038 ], [ -77.056456, 38.94695 ], [ -77.056232, 38.94633 ], [ -77.05623, 38.946297 ], [ -77.055988, 38.945602 ], [ -77.055947, 38.945508 ], [ -77.055933, 38.945479 ], [ -77.05592, 38.945449 ], [ -77.055892, 38.94539 ], [ -77.055856, 38.945317 ], [ -77.05582, 38.945251 ], [ -77.055782, 38.945186 ], [ -77.055755, 38.945144 ], [ -77.05568, 38.945006 ], [ -77.055607, 38.944877 ], [ -77.055518, 38.944735 ], [ -77.055412, 38.944583 ], [ -77.055325, 38.944458 ], [ -77.055284, 38.944367 ], [ -77.055276, 38.944339 ], [ -77.055233, 38.944167 ], [ -77.055214, 38.94408 ], [ -77.055204, 38.943998 ], [ -77.055196, 38.943871 ], [ -77.055196, 38.943835 ], [ -77.055198, 38.943782 ], [ -77.055203, 38.943731 ], [ -77.055209, 38.943698 ], [ -77.055222, 38.943635 ], [ -77.055229, 38.943605 ], [ -77.055245, 38.943553 ], [ -77.055262, 38.943509 ], [ -77.055346, 38.943337 ], [ -77.055454, 38.943132 ], [ -77.055476, 38.943095 ], [ -77.055519, 38.943019 ], [ -77.055606, 38.942869 ], [ -77.055741, 38.942625 ], [ -77.055907, 38.942335 ], [ -77.055954, 38.942278 ], [ -77.055974, 38.942256 ], [ -77.056029, 38.942207 ], [ -77.056074, 38.942175 ], [ -77.05612, 38.94215 ], [ -77.056146, 38.942137 ], [ -77.056202, 38.942112 ], [ -77.056224, 38.942815 ], [ -77.056687, 38.942528 ], [ -77.057098, 38.942051 ], [ -77.057221, 38.942052 ], [ -77.057718, 38.942052 ], [ -77.05797, 38.942052 ], [ -77.058634, 38.942054 ], [ -77.059553, 38.942054 ], [ -77.059932, 38.942055 ], [ -77.058334, 38.942568 ], [ -77.058418, 38.943212 ], [ -77.060519, 38.943218 ], [ -77.060565, 38.943211 ], [ -77.060655, 38.94318 ], [ -77.060713, 38.943162 ], [ -77.060746, 38.943156 ], [ -77.060789, 38.943152 ], [ -77.061304, 38.943154 ], [ -77.061886, 38.943154 ], [ -77.062557, 38.943156 ], [ -77.062921, 38.943154 ], [ -77.063559, 38.944252 ], [ -77.063983, 38.944985 ], [ -77.06414, 38.945249 ], [ -77.064192, 38.945339 ], [ -77.064215, 38.945377 ], [ -77.064282, 38.945482 ], [ -77.064365, 38.945635 ], [ -77.064672, 38.946165 ], [ -77.064887, 38.94653 ], [ -77.065006, 38.946736 ], [ -77.065132, 38.946954 ], [ -77.065356, 38.947335 ], [ -77.06562, 38.947792 ], [ -77.065678, 38.947895 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009503", "BLKGRPCE": "2", "GEOID": "110010095032", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 526134.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9393918", "INTPTLON": "-076.9830296", "mobility_total": "753", "mobility_same_house": "690", "mobility_different_house": "59", "mobility_different_house_same_metro": "42", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "17", "mobility_abroad": "4" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.986308, 38.93617 ], [ -76.986263, 38.936538 ], [ -76.986219, 38.936886 ], [ -76.98621, 38.936952 ], [ -76.986175, 38.937239 ], [ -76.986128, 38.937633 ], [ -76.98609, 38.937933 ], [ -76.986047, 38.938308 ], [ -76.986035, 38.93841 ], [ -76.985993, 38.938746 ], [ -76.985967, 38.93894 ], [ -76.985963, 38.938975 ], [ -76.985923, 38.939289 ], [ -76.985884, 38.939622 ], [ -76.985881, 38.939655 ], [ -76.985873, 38.939722 ], [ -76.985741, 38.94072 ], [ -76.985697, 38.94109 ], [ -76.985617, 38.941732 ], [ -76.985611, 38.941803 ], [ -76.985607, 38.941874 ], [ -76.985607, 38.941898 ], [ -76.985606, 38.941921 ], [ -76.98561, 38.94221 ], [ -76.985624, 38.942443 ], [ -76.985646, 38.94256 ], [ -76.985667, 38.942672 ], [ -76.98567, 38.942797 ], [ -76.98567, 38.942861 ], [ -76.985671, 38.943451 ], [ -76.985668, 38.943944 ], [ -76.985671, 38.94415 ], [ -76.985665, 38.944172 ], [ -76.985655, 38.944189 ], [ -76.985529, 38.944246 ], [ -76.985308, 38.944234 ], [ -76.984798, 38.944233 ], [ -76.984114, 38.944233 ], [ -76.983642, 38.944231 ], [ -76.983524, 38.94423 ], [ -76.981901, 38.944234 ], [ -76.981675, 38.944233 ], [ -76.98127, 38.944231 ], [ -76.980528, 38.944231 ], [ -76.979824, 38.944235 ], [ -76.97962, 38.944233 ], [ -76.979685, 38.944145 ], [ -76.980185, 38.943478 ], [ -76.980235, 38.94341 ], [ -76.980381, 38.943215 ], [ -76.980387, 38.943185 ], [ -76.980395, 38.943135 ], [ -76.980399, 38.943085 ], [ -76.980399, 38.943035 ], [ -76.980397, 38.942994 ], [ -76.980391, 38.942941 ], [ -76.980379, 38.94286 ], [ -76.980364, 38.942751 ], [ -76.980328, 38.942308 ], [ -76.980289, 38.941788 ], [ -76.980268, 38.941515 ], [ -76.980236, 38.941112 ], [ -76.980206, 38.94072 ], [ -76.9802, 38.940631 ], [ -76.980132, 38.939737 ], [ -76.980151, 38.939576 ], [ -76.980097, 38.939316 ], [ -76.980094, 38.939287 ], [ -76.980021, 38.938306 ], [ -76.980015, 38.938222 ], [ -76.979851, 38.936164 ], [ -76.979822, 38.935755 ], [ -76.979813, 38.93562 ], [ -76.979802, 38.935485 ], [ -76.979781, 38.935253 ], [ -76.979768, 38.935081 ], [ -76.979872, 38.935075 ], [ -76.980814, 38.935028 ], [ -76.981328, 38.935001 ], [ -76.981425, 38.934997 ], [ -76.982872, 38.934927 ], [ -76.983032, 38.934917 ], [ -76.983601, 38.934888 ], [ -76.983624, 38.934886 ], [ -76.98459, 38.934841 ], [ -76.98484, 38.934828 ], [ -76.985306, 38.934807 ], [ -76.98648, 38.934747 ], [ -76.986308, 38.93617 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004100", "BLKGRPCE": "3", "GEOID": "110010041003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 395568.000000, "AWATER": 16829.000000, "INTPTLAT": "+38.9139205", "INTPTLON": "-077.0528331", "mobility_total": "709", "mobility_same_house": "652", "mobility_different_house": "29", "mobility_different_house_same_metro": "15", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "28" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.059087, 38.915896 ], [ -77.059067, 38.91592 ], [ -77.059056, 38.915999 ], [ -77.059043, 38.916014 ], [ -77.059038, 38.916032 ], [ -77.059027, 38.91616 ], [ -77.059019, 38.916205 ], [ -77.058996, 38.916309 ], [ -77.058988, 38.916354 ], [ -77.058974, 38.916406 ], [ -77.058964, 38.916433 ], [ -77.058944, 38.916481 ], [ -77.058933, 38.916511 ], [ -77.058923, 38.916532 ], [ -77.058913, 38.916559 ], [ -77.058901, 38.916584 ], [ -77.058859, 38.916688 ], [ -77.058851, 38.916706 ], [ -77.05884, 38.916735 ], [ -77.058824, 38.916784 ], [ -77.058815, 38.916808 ], [ -77.05881, 38.916835 ], [ -77.058789, 38.916904 ], [ -77.058783, 38.916927 ], [ -77.058772, 38.916978 ], [ -77.058754, 38.917046 ], [ -77.05871, 38.917163 ], [ -77.058656, 38.917245 ], [ -77.058628, 38.917282 ], [ -77.058577, 38.917372 ], [ -77.05855, 38.917414 ], [ -77.058521, 38.917465 ], [ -77.058498, 38.917512 ], [ -77.058496, 38.91753 ], [ -77.05849, 38.917559 ], [ -77.058487, 38.917588 ], [ -77.058486, 38.917622 ], [ -77.058408, 38.91769 ], [ -77.05832, 38.917762 ], [ -77.058258, 38.917716 ], [ -77.058201, 38.917675 ], [ -77.058078, 38.917588 ], [ -77.058049, 38.917566 ], [ -77.058001, 38.917532 ], [ -77.057889, 38.917451 ], [ -77.057785, 38.917377 ], [ -77.057652, 38.917287 ], [ -77.057488, 38.917166 ], [ -77.057355, 38.91706 ], [ -77.057217, 38.916952 ], [ -77.056926, 38.916735 ], [ -77.056854, 38.916683 ], [ -77.056767, 38.916622 ], [ -77.056346, 38.916978 ], [ -77.056087, 38.91719 ], [ -77.056007, 38.917251 ], [ -77.055944, 38.917301 ], [ -77.055666, 38.917095 ], [ -77.055279, 38.916815 ], [ -77.055063, 38.916651 ], [ -77.054844, 38.916492 ], [ -77.054732, 38.916399 ], [ -77.054711, 38.916383 ], [ -77.054679, 38.916361 ], [ -77.054647, 38.916345 ], [ -77.054613, 38.916331 ], [ -77.05456, 38.916312 ], [ -77.054529, 38.916304 ], [ -77.05449, 38.916298 ], [ -77.05444, 38.916293 ], [ -77.054317, 38.916285 ], [ -77.053876, 38.916286 ], [ -77.053551, 38.916288 ], [ -77.052696, 38.916286 ], [ -77.0526, 38.916285 ], [ -77.052502, 38.916284 ], [ -77.051902, 38.916289 ], [ -77.050619, 38.916288 ], [ -77.050618, 38.916214 ], [ -77.050616, 38.915707 ], [ -77.050623, 38.915627 ], [ -77.050622, 38.915302 ], [ -77.05062, 38.915075 ], [ -77.050623, 38.914903 ], [ -77.050625, 38.91483 ], [ -77.050622, 38.91472 ], [ -77.050619, 38.914374 ], [ -77.050616, 38.914226 ], [ -77.050616, 38.914091 ], [ -77.050426, 38.914089 ], [ -77.050039, 38.914089 ], [ -77.049771, 38.914091 ], [ -77.049397, 38.914091 ], [ -77.049157, 38.914092 ], [ -77.048783, 38.914091 ], [ -77.048428, 38.914091 ], [ -77.048118, 38.914094 ], [ -77.047746, 38.914098 ], [ -77.047667, 38.9141 ], [ -77.047563, 38.914101 ], [ -77.047492, 38.914099 ], [ -77.047422, 38.914094 ], [ -77.046702, 38.914093 ], [ -77.046667, 38.914088 ], [ -77.046636, 38.914077 ], [ -77.046593, 38.91405 ], [ -77.046574, 38.91403 ], [ -77.046632, 38.913976 ], [ -77.046652, 38.913956 ], [ -77.046789, 38.913836 ], [ -77.046823, 38.91381 ], [ -77.046853, 38.913782 ], [ -77.046867, 38.913767 ], [ -77.046892, 38.913735 ], [ -77.046913, 38.913702 ], [ -77.046921, 38.913685 ], [ -77.04695, 38.91363 ], [ -77.046982, 38.913572 ], [ -77.047012, 38.913513 ], [ -77.047124, 38.913314 ], [ -77.047259, 38.91307 ], [ -77.047448, 38.912739 ], [ -77.047474, 38.912696 ], [ -77.047526, 38.912637 ], [ -77.047553, 38.912608 ], [ -77.047592, 38.912565 ], [ -77.047705, 38.912449 ], [ -77.047754, 38.912401 ], [ -77.04788, 38.912265 ], [ -77.047977, 38.912161 ], [ -77.048028, 38.912111 ], [ -77.048109, 38.912037 ], [ -77.048137, 38.912013 ], [ -77.048194, 38.911967 ], [ -77.048447, 38.911772 ], [ -77.048483, 38.911749 ], [ -77.048614, 38.911644 ], [ -77.04867, 38.911598 ], [ -77.04879, 38.911501 ], [ -77.048733, 38.911414 ], [ -77.048738, 38.91127 ], [ -77.048745, 38.91113 ], [ -77.048747, 38.911106 ], [ -77.048748, 38.910931 ], [ -77.048772, 38.910703 ], [ -77.048781, 38.910623 ], [ -77.048789, 38.910509 ], [ -77.048794, 38.910414 ], [ -77.048797, 38.910323 ], [ -77.048797, 38.910213 ], [ -77.048796, 38.910124 ], [ -77.048796, 38.909731 ], [ -77.048797, 38.909634 ], [ -77.048903, 38.909635 ], [ -77.049341, 38.909635 ], [ -77.049533, 38.909635 ], [ -77.049973, 38.909635 ], [ -77.050085, 38.909635 ], [ -77.050146, 38.909635 ], [ -77.05042, 38.909634 ], [ -77.050396, 38.909708 ], [ -77.050389, 38.909747 ], [ -77.050384, 38.909795 ], [ -77.05038, 38.909848 ], [ -77.050379, 38.909874 ], [ -77.050471, 38.909914 ], [ -77.050518, 38.909944 ], [ -77.050549, 38.909968 ], [ -77.050579, 38.909989 ], [ -77.050597, 38.910004 ], [ -77.050655, 38.910064 ], [ -77.050683, 38.910095 ], [ -77.050731, 38.910153 ], [ -77.050755, 38.910189 ], [ -77.050769, 38.910212 ], [ -77.050795, 38.910238 ], [ -77.050822, 38.910267 ], [ -77.050853, 38.910297 ], [ -77.05089, 38.910337 ], [ -77.050961, 38.910417 ], [ -77.050978, 38.910433 ], [ -77.051002, 38.910458 ], [ -77.051034, 38.910495 ], [ -77.05107, 38.910531 ], [ -77.051083, 38.910547 ], [ -77.051103, 38.910569 ], [ -77.051138, 38.91061 ], [ -77.0512, 38.91068 ], [ -77.051213, 38.910697 ], [ -77.05126, 38.910753 ], [ -77.051305, 38.910808 ], [ -77.051365, 38.91087 ], [ -77.051399, 38.910912 ], [ -77.051434, 38.91095 ], [ -77.051469, 38.910985 ], [ -77.051503, 38.911015 ], [ -77.051541, 38.911043 ], [ -77.051572, 38.911075 ], [ -77.051601, 38.911108 ], [ -77.05163, 38.911136 ], [ -77.051651, 38.911153 ], [ -77.051706, 38.911203 ], [ -77.05173, 38.911231 ], [ -77.051761, 38.911259 ], [ -77.051827, 38.911311 ], [ -77.051844, 38.911324 ], [ -77.051868, 38.91134 ], [ -77.05195, 38.9114 ], [ -77.05204, 38.911459 ], [ -77.052088, 38.911488 ], [ -77.052132, 38.911512 ], [ -77.052177, 38.91153 ], [ -77.052221, 38.911551 ], [ -77.052255, 38.911575 ], [ -77.052288, 38.911607 ], [ -77.052319, 38.911641 ], [ -77.052361, 38.911689 ], [ -77.052382, 38.911715 ], [ -77.052401, 38.911751 ], [ -77.052403, 38.911775 ], [ -77.05241, 38.911802 ], [ -77.052427, 38.911827 ], [ -77.052453, 38.911853 ], [ -77.052483, 38.911878 ], [ -77.052514, 38.911896 ], [ -77.052553, 38.911914 ], [ -77.052613, 38.911937 ], [ -77.052682, 38.911977 ], [ -77.052758, 38.912009 ], [ -77.052842, 38.912038 ], [ -77.052888, 38.912052 ], [ -77.052927, 38.912067 ], [ -77.053003, 38.912104 ], [ -77.053084, 38.91214 ], [ -77.05312, 38.91215 ], [ -77.053274, 38.912181 ], [ -77.053324, 38.912189 ], [ -77.053417, 38.912208 ], [ -77.05345, 38.912216 ], [ -77.053503, 38.912234 ], [ -77.053558, 38.912267 ], [ -77.053578, 38.912294 ], [ -77.0536, 38.912316 ], [ -77.053637, 38.912328 ], [ -77.053798, 38.91236 ], [ -77.053875, 38.912372 ], [ -77.054002, 38.912394 ], [ -77.054049, 38.912405 ], [ -77.054098, 38.912413 ], [ -77.054144, 38.912425 ], [ -77.054183, 38.91244 ], [ -77.054211, 38.912457 ], [ -77.054237, 38.912469 ], [ -77.05427, 38.912473 ], [ -77.054336, 38.912471 ], [ -77.054372, 38.912478 ], [ -77.05449, 38.912524 ], [ -77.054568, 38.912561 ], [ -77.054657, 38.912608 ], [ -77.054708, 38.912629 ], [ -77.054742, 38.912642 ], [ -77.054777, 38.912658 ], [ -77.054847, 38.912696 ], [ -77.055001, 38.912768 ], [ -77.055034, 38.912785 ], [ -77.055098, 38.912816 ], [ -77.055151, 38.91284 ], [ -77.055207, 38.912868 ], [ -77.055265, 38.912901 ], [ -77.055299, 38.912916 ], [ -77.055323, 38.91293 ], [ -77.055343, 38.912957 ], [ -77.055355, 38.912984 ], [ -77.055371, 38.91301 ], [ -77.055394, 38.913038 ], [ -77.055415, 38.913062 ], [ -77.055461, 38.913118 ], [ -77.055485, 38.913154 ], [ -77.055501, 38.913182 ], [ -77.055522, 38.913239 ], [ -77.055539, 38.913265 ], [ -77.055564, 38.913289 ], [ -77.055592, 38.913304 ], [ -77.055618, 38.913322 ], [ -77.055648, 38.913352 ], [ -77.055687, 38.913384 ], [ -77.055721, 38.913402 ], [ -77.055761, 38.913416 ], [ -77.055836, 38.913445 ], [ -77.055864, 38.913458 ], [ -77.055904, 38.913489 ], [ -77.055934, 38.913498 ], [ -77.055983, 38.913519 ], [ -77.056014, 38.913538 ], [ -77.056097, 38.913599 ], [ -77.056124, 38.913624 ], [ -77.056158, 38.913663 ], [ -77.056167, 38.913687 ], [ -77.056191, 38.913708 ], [ -77.05624, 38.913723 ], [ -77.056275, 38.913741 ], [ -77.056298, 38.913761 ], [ -77.056326, 38.913788 ], [ -77.056344, 38.913801 ], [ -77.056377, 38.913816 ], [ -77.05641, 38.913826 ], [ -77.056432, 38.913842 ], [ -77.056463, 38.913869 ], [ -77.056491, 38.913882 ], [ -77.056522, 38.913898 ], [ -77.056553, 38.913916 ], [ -77.056597, 38.913949 ], [ -77.056629, 38.913971 ], [ -77.056664, 38.913991 ], [ -77.056734, 38.914033 ], [ -77.056771, 38.914057 ], [ -77.0568, 38.914078 ], [ -77.056881, 38.914132 ], [ -77.056945, 38.914171 ], [ -77.057039, 38.914231 ], [ -77.057067, 38.914255 ], [ -77.057097, 38.914286 ], [ -77.057126, 38.914314 ], [ -77.057158, 38.914335 ], [ -77.057238, 38.914373 ], [ -77.057277, 38.914393 ], [ -77.057314, 38.914416 ], [ -77.05737, 38.914453 ], [ -77.057387, 38.914466 ], [ -77.057471, 38.91452 ], [ -77.057498, 38.914547 ], [ -77.057532, 38.91457 ], [ -77.057653, 38.914636 ], [ -77.057706, 38.914671 ], [ -77.057771, 38.914717 ], [ -77.057826, 38.91476 ], [ -77.057871, 38.91479 ], [ -77.057944, 38.914836 ], [ -77.057991, 38.914867 ], [ -77.058067, 38.914921 ], [ -77.058153, 38.914979 ], [ -77.058215, 38.91503 ], [ -77.058258, 38.915067 ], [ -77.058297, 38.915097 ], [ -77.058376, 38.915163 ], [ -77.058467, 38.915252 ], [ -77.058506, 38.915281 ], [ -77.058521, 38.915295 ], [ -77.058552, 38.915316 ], [ -77.05862, 38.915353 ], [ -77.058656, 38.915371 ], [ -77.058691, 38.915383 ], [ -77.058714, 38.915393 ], [ -77.058762, 38.91541 ], [ -77.058826, 38.915431 ], [ -77.058856, 38.915439 ], [ -77.058882, 38.915452 ], [ -77.058903, 38.915474 ], [ -77.058947, 38.915539 ], [ -77.058972, 38.915584 ], [ -77.058998, 38.915635 ], [ -77.059021, 38.915696 ], [ -77.059029, 38.915725 ], [ -77.059042, 38.915755 ], [ -77.059056, 38.915778 ], [ -77.059071, 38.915793 ], [ -77.059075, 38.91583 ], [ -77.059062, 38.915862 ], [ -77.059069, 38.915882 ], [ -77.059087, 38.915896 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008001", "BLKGRPCE": "2", "GEOID": "110010080012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 161801.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8960561", "INTPTLON": "-076.9869416", "mobility_total": "1135", "mobility_same_house": "855", "mobility_different_house": "235", "mobility_different_house_same_metro": "140", "mobility_different_house_different_metro": "95", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "45" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.99025, 38.897307 ], [ -76.988306, 38.897333 ], [ -76.986508, 38.897333 ], [ -76.986428, 38.897332 ], [ -76.985643, 38.897331 ], [ -76.985505, 38.897332 ], [ -76.985383, 38.897333 ], [ -76.984574, 38.897334 ], [ -76.983966, 38.897329 ], [ -76.983647, 38.897326 ], [ -76.983644, 38.897167 ], [ -76.983643, 38.89675 ], [ -76.983644, 38.896667 ], [ -76.983649, 38.896301 ], [ -76.983648, 38.896112 ], [ -76.983644, 38.895463 ], [ -76.983645, 38.895396 ], [ -76.983648, 38.894783 ], [ -76.98457, 38.894782 ], [ -76.985504, 38.894781 ], [ -76.986097, 38.894782 ], [ -76.986681, 38.894783 ], [ -76.987527, 38.894783 ], [ -76.988311, 38.894785 ], [ -76.989012, 38.894784 ], [ -76.990244, 38.894784 ], [ -76.990243, 38.895073 ], [ -76.990245, 38.895435 ], [ -76.990247, 38.895647 ], [ -76.990243, 38.896046 ], [ -76.990244, 38.896116 ], [ -76.99025, 38.897307 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001600", "BLKGRPCE": "4", "GEOID": "110010016004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1622194.000000, "AWATER": 35617.000000, "INTPTLAT": "+38.9786666", "INTPTLON": "-077.0394612", "mobility_total": "1856", "mobility_same_house": "1750", "mobility_different_house": "84", "mobility_different_house_same_metro": "73", "mobility_different_house_different_metro": "11", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "22" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.051623, 38.987145 ], [ -77.051769, 38.987244 ], [ -77.050455, 38.988172 ], [ -77.049619, 38.988821 ], [ -77.047133, 38.990824 ], [ -77.046709, 38.991166 ], [ -77.046513, 38.991324 ], [ -77.045439, 38.992066 ], [ -77.044863, 38.99251 ], [ -77.044202, 38.993019 ], [ -77.043919, 38.993237 ], [ -77.042556, 38.994287 ], [ -77.042333, 38.994477 ], [ -77.041736, 38.995033 ], [ -77.041317, 38.995334 ], [ -77.041018, 38.995548 ], [ -77.037956, 38.993312 ], [ -77.037655, 38.99309 ], [ -77.036884, 38.992523 ], [ -77.036769, 38.992439 ], [ -77.036544, 38.992279 ], [ -77.036512, 38.992256 ], [ -77.036498, 38.992126 ], [ -77.036493, 38.992092 ], [ -77.036323, 38.990671 ], [ -77.036325, 38.989934 ], [ -77.036325, 38.989665 ], [ -77.036326, 38.988864 ], [ -77.036329, 38.988207 ], [ -77.036333, 38.987379 ], [ -77.036339, 38.986397 ], [ -77.036343, 38.985659 ], [ -77.03634, 38.984155 ], [ -77.036341, 38.983213 ], [ -77.036341, 38.982283 ], [ -77.036348, 38.981349 ], [ -77.036351, 38.980859 ], [ -77.036352, 38.980695 ], [ -77.03635, 38.980382 ], [ -77.036349, 38.979394 ], [ -77.036348, 38.978691 ], [ -77.036356, 38.976192 ], [ -77.036364, 38.974864 ], [ -77.036369, 38.973124 ], [ -77.036371, 38.972269 ], [ -77.036447, 38.972259 ], [ -77.036473, 38.972254 ], [ -77.036545, 38.972231 ], [ -77.036859, 38.972103 ], [ -77.036917, 38.972078 ], [ -77.036944, 38.972068 ], [ -77.037047, 38.972027 ], [ -77.037074, 38.972018 ], [ -77.037131, 38.972002 ], [ -77.037188, 38.97199 ], [ -77.037216, 38.971985 ], [ -77.037273, 38.97198 ], [ -77.03733, 38.971979 ], [ -77.037387, 38.971981 ], [ -77.037469, 38.971992 ], [ -77.03755, 38.972009 ], [ -77.03765, 38.972035 ], [ -77.037714, 38.972056 ], [ -77.037744, 38.972067 ], [ -77.0378, 38.972091 ], [ -77.037826, 38.972104 ], [ -77.03785, 38.972119 ], [ -77.037872, 38.972134 ], [ -77.037893, 38.972151 ], [ -77.037913, 38.97217 ], [ -77.037932, 38.972191 ], [ -77.037949, 38.972212 ], [ -77.037963, 38.972235 ], [ -77.037976, 38.972259 ], [ -77.037986, 38.972283 ], [ -77.037993, 38.972306 ], [ -77.037998, 38.972328 ], [ -77.038001, 38.97235 ], [ -77.038002, 38.972371 ], [ -77.037997, 38.972413 ], [ -77.037993, 38.972434 ], [ -77.037988, 38.972454 ], [ -77.037974, 38.972493 ], [ -77.037955, 38.972529 ], [ -77.037941, 38.972548 ], [ -77.037922, 38.972568 ], [ -77.037881, 38.972605 ], [ -77.037859, 38.972623 ], [ -77.037836, 38.97264 ], [ -77.037785, 38.972672 ], [ -77.037729, 38.972704 ], [ -77.037664, 38.972738 ], [ -77.037634, 38.972756 ], [ -77.037606, 38.972774 ], [ -77.03758, 38.972793 ], [ -77.037554, 38.972814 ], [ -77.03753, 38.972835 ], [ -77.037508, 38.972857 ], [ -77.03749, 38.972882 ], [ -77.037476, 38.972908 ], [ -77.037464, 38.972935 ], [ -77.037458, 38.972961 ], [ -77.037454, 38.972985 ], [ -77.037454, 38.97301 ], [ -77.037457, 38.973033 ], [ -77.037462, 38.973055 ], [ -77.037469, 38.973077 ], [ -77.03748, 38.973098 ], [ -77.037494, 38.97312 ], [ -77.037511, 38.973141 ], [ -77.037528, 38.973159 ], [ -77.037544, 38.973174 ], [ -77.037562, 38.973187 ], [ -77.037584, 38.973201 ], [ -77.03761, 38.973215 ], [ -77.037637, 38.973226 ], [ -77.037663, 38.973234 ], [ -77.037688, 38.97324 ], [ -77.037712, 38.973244 ], [ -77.037739, 38.973247 ], [ -77.037798, 38.973248 ], [ -77.037831, 38.973247 ], [ -77.037868, 38.973244 ], [ -77.038006, 38.973227 ], [ -77.038074, 38.973216 ], [ -77.038149, 38.973205 ], [ -77.038309, 38.973175 ], [ -77.038469, 38.973138 ], [ -77.038645, 38.973091 ], [ -77.038671, 38.973083 ], [ -77.03875, 38.973061 ], [ -77.038776, 38.973053 ], [ -77.038958, 38.973003 ], [ -77.039236, 38.972925 ], [ -77.039482, 38.972857 ], [ -77.03951, 38.972851 ], [ -77.039596, 38.972838 ], [ -77.039655, 38.972833 ], [ -77.039743, 38.972832 ], [ -77.039772, 38.972833 ], [ -77.039889, 38.972834 ], [ -77.040067, 38.972835 ], [ -77.040093, 38.972836 ], [ -77.040075, 38.972883 ], [ -77.040043, 38.972932 ], [ -77.040033, 38.972959 ], [ -77.04001, 38.973036 ], [ -77.04, 38.973063 ], [ -77.039991, 38.973093 ], [ -77.039975, 38.973116 ], [ -77.039963, 38.973143 ], [ -77.039953, 38.973176 ], [ -77.03993, 38.973236 ], [ -77.039909, 38.973297 ], [ -77.039904, 38.973325 ], [ -77.039897, 38.973357 ], [ -77.039882, 38.973386 ], [ -77.039879, 38.97341 ], [ -77.039895, 38.973459 ], [ -77.039886, 38.973503 ], [ -77.039867, 38.97354 ], [ -77.039851, 38.973557 ], [ -77.039831, 38.973588 ], [ -77.039823, 38.973605 ], [ -77.039816, 38.973624 ], [ -77.039799, 38.973665 ], [ -77.039777, 38.973707 ], [ -77.039765, 38.973728 ], [ -77.039752, 38.973746 ], [ -77.039725, 38.973779 ], [ -77.03971, 38.973808 ], [ -77.039692, 38.973829 ], [ -77.039664, 38.973849 ], [ -77.039635, 38.973871 ], [ -77.039595, 38.973917 ], [ -77.039575, 38.973933 ], [ -77.039565, 38.973967 ], [ -77.039563, 38.973988 ], [ -77.039552, 38.974052 ], [ -77.039549, 38.974076 ], [ -77.039548, 38.9741 ], [ -77.039549, 38.974125 ], [ -77.039558, 38.974164 ], [ -77.039559, 38.974183 ], [ -77.039558, 38.974201 ], [ -77.039561, 38.974222 ], [ -77.039578, 38.974259 ], [ -77.03961, 38.974306 ], [ -77.039617, 38.974331 ], [ -77.039669, 38.97436 ], [ -77.039699, 38.974384 ], [ -77.039744, 38.974431 ], [ -77.039777, 38.974461 ], [ -77.039795, 38.974473 ], [ -77.039831, 38.9745 ], [ -77.039875, 38.974545 ], [ -77.039895, 38.974577 ], [ -77.039903, 38.974594 ], [ -77.039946, 38.97466 ], [ -77.039968, 38.974692 ], [ -77.039982, 38.974708 ], [ -77.039999, 38.974722 ], [ -77.040056, 38.974763 ], [ -77.040073, 38.974793 ], [ -77.040095, 38.974818 ], [ -77.040115, 38.974843 ], [ -77.040129, 38.974872 ], [ -77.040141, 38.974901 ], [ -77.040144, 38.974928 ], [ -77.04014, 38.974952 ], [ -77.040128, 38.974975 ], [ -77.040113, 38.974999 ], [ -77.040101, 38.975021 ], [ -77.040085, 38.975047 ], [ -77.040069, 38.975075 ], [ -77.040051, 38.975102 ], [ -77.04003, 38.975129 ], [ -77.03998, 38.975174 ], [ -77.039963, 38.975192 ], [ -77.039917, 38.97523 ], [ -77.0399, 38.975247 ], [ -77.039885, 38.975264 ], [ -77.039856, 38.975303 ], [ -77.039848, 38.97532 ], [ -77.039833, 38.975334 ], [ -77.039819, 38.975353 ], [ -77.039812, 38.975378 ], [ -77.039822, 38.975406 ], [ -77.039841, 38.975436 ], [ -77.039866, 38.975498 ], [ -77.039886, 38.975558 ], [ -77.039893, 38.975591 ], [ -77.039889, 38.97562 ], [ -77.039883, 38.975648 ], [ -77.039875, 38.975677 ], [ -77.039874, 38.975705 ], [ -77.03988, 38.975732 ], [ -77.039879, 38.97576 ], [ -77.039874, 38.975811 ], [ -77.039866, 38.975845 ], [ -77.039856, 38.975879 ], [ -77.039845, 38.97591 ], [ -77.039831, 38.975933 ], [ -77.03982, 38.975971 ], [ -77.039814, 38.975995 ], [ -77.039827, 38.976017 ], [ -77.039848, 38.976039 ], [ -77.039863, 38.976061 ], [ -77.039876, 38.976089 ], [ -77.039886, 38.976119 ], [ -77.039903, 38.97615 ], [ -77.039923, 38.976178 ], [ -77.039945, 38.976206 ], [ -77.039997, 38.976263 ], [ -77.04007, 38.976334 ], [ -77.040103, 38.976363 ], [ -77.040119, 38.976376 ], [ -77.040153, 38.976399 ], [ -77.040189, 38.976418 ], [ -77.040221, 38.976433 ], [ -77.040257, 38.976445 ], [ -77.040296, 38.976456 ], [ -77.040335, 38.976463 ], [ -77.040374, 38.976466 ], [ -77.040405, 38.976474 ], [ -77.040441, 38.976495 ], [ -77.040476, 38.976518 ], [ -77.040491, 38.976532 ], [ -77.040527, 38.976554 ], [ -77.040586, 38.976585 ], [ -77.040608, 38.976594 ], [ -77.040628, 38.976604 ], [ -77.040668, 38.976622 ], [ -77.040784, 38.976679 ], [ -77.040849, 38.976717 ], [ -77.040923, 38.976756 ], [ -77.040962, 38.976774 ], [ -77.041, 38.976794 ], [ -77.041022, 38.976804 ], [ -77.041063, 38.976826 ], [ -77.041101, 38.976845 ], [ -77.041123, 38.976853 ], [ -77.041162, 38.976863 ], [ -77.041204, 38.976876 ], [ -77.041239, 38.976894 ], [ -77.041312, 38.976927 ], [ -77.041345, 38.976943 ], [ -77.041382, 38.976959 ], [ -77.041416, 38.976978 ], [ -77.041434, 38.97699 ], [ -77.041453, 38.977001 ], [ -77.041542, 38.977063 ], [ -77.041558, 38.977076 ], [ -77.041574, 38.977091 ], [ -77.041601, 38.977119 ], [ -77.041647, 38.977177 ], [ -77.041696, 38.977231 ], [ -77.041724, 38.977258 ], [ -77.041756, 38.977284 ], [ -77.041774, 38.977296 ], [ -77.041814, 38.977316 ], [ -77.041855, 38.977331 ], [ -77.04188, 38.977337 ], [ -77.04194, 38.977357 ], [ -77.041964, 38.977362 ], [ -77.042004, 38.977373 ], [ -77.042045, 38.977387 ], [ -77.042113, 38.977426 ], [ -77.042152, 38.977444 ], [ -77.042188, 38.977465 ], [ -77.042207, 38.977477 ], [ -77.042242, 38.977503 ], [ -77.042258, 38.977517 ], [ -77.042276, 38.97753 ], [ -77.042328, 38.977565 ], [ -77.042366, 38.977588 ], [ -77.042386, 38.977598 ], [ -77.042405, 38.97761 ], [ -77.04244, 38.977634 ], [ -77.042458, 38.977648 ], [ -77.042477, 38.97766 ], [ -77.042512, 38.977687 ], [ -77.04253, 38.977699 ], [ -77.042614, 38.977736 ], [ -77.042635, 38.977747 ], [ -77.042731, 38.977802 ], [ -77.042801, 38.977839 ], [ -77.042839, 38.977857 ], [ -77.042873, 38.977879 ], [ -77.042913, 38.977901 ], [ -77.042948, 38.977919 ], [ -77.042989, 38.977926 ], [ -77.043028, 38.97793 ], [ -77.043059, 38.97794 ], [ -77.043092, 38.977956 ], [ -77.043133, 38.977969 ], [ -77.043178, 38.977978 ], [ -77.043209, 38.977979 ], [ -77.043242, 38.977984 ], [ -77.043265, 38.97799 ], [ -77.043307, 38.978004 ], [ -77.043336, 38.978009 ], [ -77.043418, 38.978031 ], [ -77.04348, 38.978051 ], [ -77.043517, 38.978062 ], [ -77.043576, 38.978083 ], [ -77.043602, 38.978085 ], [ -77.043627, 38.978081 ], [ -77.043652, 38.978092 ], [ -77.04368, 38.978099 ], [ -77.043708, 38.9781 ], [ -77.043736, 38.978117 ], [ -77.043765, 38.97814 ], [ -77.043815, 38.978176 ], [ -77.043834, 38.978188 ], [ -77.043868, 38.978203 ], [ -77.043896, 38.978222 ], [ -77.043925, 38.978246 ], [ -77.043956, 38.97827 ], [ -77.043981, 38.978299 ], [ -77.044016, 38.978353 ], [ -77.044027, 38.978373 ], [ -77.044034, 38.978393 ], [ -77.044049, 38.978457 ], [ -77.044053, 38.978479 ], [ -77.044056, 38.978522 ], [ -77.044053, 38.978544 ], [ -77.044052, 38.978564 ], [ -77.044062, 38.978626 ], [ -77.044066, 38.978669 ], [ -77.044068, 38.978762 ], [ -77.044066, 38.97881 ], [ -77.044063, 38.978857 ], [ -77.044067, 38.978881 ], [ -77.044073, 38.978903 ], [ -77.044076, 38.97895 ], [ -77.044086, 38.978994 ], [ -77.044098, 38.97904 ], [ -77.044119, 38.979107 ], [ -77.044125, 38.979129 ], [ -77.044126, 38.979169 ], [ -77.044118, 38.979188 ], [ -77.044153, 38.979224 ], [ -77.044162, 38.979243 ], [ -77.044173, 38.979269 ], [ -77.044181, 38.979293 ], [ -77.044174, 38.979321 ], [ -77.044174, 38.97935 ], [ -77.044191, 38.979374 ], [ -77.044214, 38.979396 ], [ -77.044234, 38.979426 ], [ -77.044255, 38.979454 ], [ -77.044271, 38.979488 ], [ -77.044304, 38.979518 ], [ -77.044327, 38.97953 ], [ -77.044348, 38.979546 ], [ -77.044371, 38.979559 ], [ -77.044424, 38.979582 ], [ -77.044444, 38.979593 ], [ -77.044474, 38.979646 ], [ -77.044479, 38.979667 ], [ -77.044471, 38.979692 ], [ -77.044487, 38.979716 ], [ -77.044508, 38.979731 ], [ -77.044536, 38.979742 ], [ -77.044568, 38.979752 ], [ -77.044592, 38.979767 ], [ -77.044609, 38.979783 ], [ -77.044622, 38.9798 ], [ -77.044664, 38.97985 ], [ -77.044691, 38.979876 ], [ -77.044718, 38.9799 ], [ -77.044735, 38.979925 ], [ -77.04474, 38.979955 ], [ -77.044734, 38.979988 ], [ -77.044733, 38.980052 ], [ -77.04473, 38.98007 ], [ -77.044723, 38.980102 ], [ -77.04472, 38.98012 ], [ -77.044715, 38.980138 ], [ -77.044704, 38.98017 ], [ -77.044691, 38.980203 ], [ -77.044676, 38.980232 ], [ -77.044655, 38.980255 ], [ -77.04463, 38.980276 ], [ -77.044609, 38.9803 ], [ -77.044583, 38.980326 ], [ -77.044543, 38.980373 ], [ -77.044518, 38.980408 ], [ -77.044489, 38.980435 ], [ -77.044461, 38.980457 ], [ -77.044428, 38.980469 ], [ -77.044393, 38.980474 ], [ -77.044357, 38.980475 ], [ -77.044293, 38.98048 ], [ -77.044265, 38.980492 ], [ -77.044232, 38.980511 ], [ -77.044174, 38.980537 ], [ -77.044111, 38.980562 ], [ -77.044038, 38.980598 ], [ -77.044019, 38.980609 ], [ -77.043915, 38.980675 ], [ -77.043876, 38.980686 ], [ -77.043853, 38.98069 ], [ -77.043772, 38.980708 ], [ -77.043691, 38.980718 ], [ -77.043652, 38.980734 ], [ -77.043529, 38.9808 ], [ -77.043492, 38.980808 ], [ -77.04345, 38.980808 ], [ -77.043413, 38.980806 ], [ -77.043375, 38.980796 ], [ -77.043354, 38.980788 ], [ -77.043315, 38.980775 ], [ -77.043282, 38.980763 ], [ -77.043253, 38.980747 ], [ -77.043231, 38.980726 ], [ -77.043223, 38.980702 ], [ -77.043202, 38.980682 ], [ -77.04317, 38.980662 ], [ -77.043149, 38.980654 ], [ -77.043072, 38.980615 ], [ -77.043036, 38.980589 ], [ -77.043018, 38.980574 ], [ -77.042981, 38.98055 ], [ -77.042944, 38.980529 ], [ -77.042921, 38.980518 ], [ -77.042857, 38.980499 ], [ -77.042835, 38.98049 ], [ -77.042814, 38.980479 ], [ -77.042795, 38.980467 ], [ -77.042759, 38.98044 ], [ -77.04274, 38.980427 ], [ -77.042706, 38.980401 ], [ -77.042665, 38.980378 ], [ -77.042626, 38.980366 ], [ -77.04259, 38.980351 ], [ -77.042572, 38.980312 ], [ -77.042548, 38.980308 ], [ -77.042521, 38.980312 ], [ -77.042495, 38.980296 ], [ -77.042464, 38.980273 ], [ -77.042448, 38.980259 ], [ -77.042429, 38.980247 ], [ -77.042375, 38.980221 ], [ -77.04235, 38.980206 ], [ -77.042329, 38.980188 ], [ -77.042302, 38.980181 ], [ -77.04226, 38.980206 ], [ -77.042242, 38.980223 ], [ -77.042242, 38.980248 ], [ -77.042247, 38.980274 ], [ -77.042261, 38.980296 ], [ -77.042285, 38.98033 ], [ -77.04229, 38.980349 ], [ -77.042295, 38.980374 ], [ -77.042265, 38.980425 ], [ -77.042235, 38.980428 ], [ -77.04221, 38.980451 ], [ -77.042207, 38.980432 ], [ -77.042188, 38.980461 ], [ -77.042156, 38.980452 ], [ -77.04214, 38.980436 ], [ -77.042137, 38.980417 ], [ -77.042117, 38.980398 ], [ -77.042091, 38.980397 ], [ -77.042059, 38.98039 ], [ -77.042043, 38.980377 ], [ -77.042031, 38.980361 ], [ -77.042011, 38.980348 ], [ -77.041988, 38.98034 ], [ -77.04196, 38.980346 ], [ -77.041924, 38.980381 ], [ -77.041889, 38.980425 ], [ -77.04184, 38.980474 ], [ -77.041813, 38.980499 ], [ -77.041786, 38.980526 ], [ -77.041732, 38.980573 ], [ -77.041706, 38.980587 ], [ -77.04167, 38.980596 ], [ -77.041638, 38.980597 ], [ -77.041606, 38.980592 ], [ -77.041545, 38.980587 ], [ -77.041516, 38.980587 ], [ -77.041489, 38.980584 ], [ -77.04146, 38.980587 ], [ -77.041433, 38.980601 ], [ -77.041407, 38.980619 ], [ -77.041376, 38.980634 ], [ -77.041341, 38.980649 ], [ -77.04126, 38.980677 ], [ -77.041239, 38.980685 ], [ -77.041201, 38.980703 ], [ -77.041169, 38.980722 ], [ -77.041131, 38.980734 ], [ -77.041097, 38.980746 ], [ -77.041066, 38.980761 ], [ -77.041043, 38.980767 ], [ -77.041003, 38.980781 ], [ -77.040956, 38.980793 ], [ -77.040934, 38.980802 ], [ -77.040913, 38.980813 ], [ -77.040889, 38.980822 ], [ -77.040845, 38.980842 ], [ -77.040824, 38.980854 ], [ -77.040799, 38.980865 ], [ -77.040779, 38.980876 ], [ -77.040761, 38.980889 ], [ -77.040726, 38.98092 ], [ -77.040706, 38.980936 ], [ -77.040651, 38.980976 ], [ -77.040631, 38.980989 ], [ -77.04061, 38.981001 ], [ -77.040523, 38.981075 ], [ -77.040497, 38.981106 ], [ -77.040483, 38.981137 ], [ -77.040467, 38.981167 ], [ -77.040445, 38.981199 ], [ -77.040434, 38.981217 ], [ -77.040402, 38.981275 ], [ -77.040338, 38.981349 ], [ -77.040247, 38.981433 ], [ -77.04023, 38.981451 ], [ -77.040215, 38.981469 ], [ -77.040198, 38.981485 ], [ -77.040166, 38.98152 ], [ -77.04012, 38.981576 ], [ -77.040099, 38.981603 ], [ -77.040066, 38.981651 ], [ -77.040038, 38.981688 ], [ -77.040028, 38.98171 ], [ -77.040018, 38.981754 ], [ -77.040017, 38.981776 ], [ -77.04002, 38.98182 ], [ -77.04002, 38.981842 ], [ -77.040018, 38.981866 ], [ -77.040018, 38.981886 ], [ -77.04002, 38.981924 ], [ -77.040038, 38.981953 ], [ -77.040064, 38.98197 ], [ -77.040094, 38.981985 ], [ -77.040123, 38.982005 ], [ -77.040143, 38.982026 ], [ -77.040157, 38.982046 ], [ -77.040155, 38.982071 ], [ -77.040136, 38.982098 ], [ -77.040118, 38.982129 ], [ -77.040107, 38.982164 ], [ -77.0401, 38.9822 ], [ -77.040086, 38.982235 ], [ -77.040067, 38.982272 ], [ -77.040049, 38.982304 ], [ -77.040052, 38.982338 ], [ -77.040069, 38.982373 ], [ -77.040091, 38.982409 ], [ -77.040101, 38.982427 ], [ -77.040111, 38.982448 ], [ -77.040122, 38.982466 ], [ -77.040135, 38.982484 ], [ -77.040146, 38.982504 ], [ -77.040157, 38.982521 ], [ -77.040198, 38.982565 ], [ -77.040216, 38.982578 ], [ -77.040266, 38.982619 ], [ -77.040293, 38.982645 ], [ -77.040315, 38.982664 ], [ -77.040339, 38.982679 ], [ -77.040371, 38.982692 ], [ -77.040494, 38.982751 ], [ -77.040552, 38.982782 ], [ -77.040607, 38.982803 ], [ -77.040632, 38.982816 ], [ -77.040654, 38.982831 ], [ -77.040671, 38.982857 ], [ -77.04069, 38.982889 ], [ -77.040702, 38.982905 ], [ -77.040729, 38.982935 ], [ -77.040741, 38.982951 ], [ -77.040772, 38.982975 ], [ -77.0408, 38.983003 ], [ -77.040827, 38.983032 ], [ -77.040856, 38.983061 ], [ -77.04087, 38.983077 ], [ -77.0409, 38.983102 ], [ -77.040919, 38.983113 ], [ -77.040957, 38.983132 ], [ -77.040978, 38.98314 ], [ -77.041025, 38.983151 ], [ -77.041069, 38.98316 ], [ -77.04117, 38.983171 ], [ -77.041238, 38.983176 ], [ -77.041285, 38.983176 ], [ -77.04133, 38.98317 ], [ -77.041355, 38.983164 ], [ -77.041395, 38.983152 ], [ -77.041432, 38.983143 ], [ -77.041472, 38.983149 ], [ -77.041516, 38.983158 ], [ -77.041556, 38.98317 ], [ -77.041594, 38.983187 ], [ -77.041621, 38.983202 ], [ -77.041651, 38.983216 ], [ -77.041688, 38.983232 ], [ -77.04176, 38.983268 ], [ -77.041782, 38.983293 ], [ -77.041796, 38.98332 ], [ -77.0418, 38.983349 ], [ -77.041837, 38.983393 ], [ -77.041847, 38.983417 ], [ -77.041891, 38.983437 ], [ -77.041913, 38.983449 ], [ -77.041929, 38.983468 ], [ -77.041945, 38.983489 ], [ -77.041974, 38.983499 ], [ -77.042, 38.983516 ], [ -77.042045, 38.983566 ], [ -77.042084, 38.983614 ], [ -77.042096, 38.98363 ], [ -77.042106, 38.983647 ], [ -77.042127, 38.983678 ], [ -77.042151, 38.983706 ], [ -77.042179, 38.983722 ], [ -77.042237, 38.983744 ], [ -77.042269, 38.983773 ], [ -77.042303, 38.983797 ], [ -77.042323, 38.983809 ], [ -77.042351, 38.983834 ], [ -77.042382, 38.983852 ], [ -77.04244, 38.983875 ], [ -77.042484, 38.98389 ], [ -77.042553, 38.983905 ], [ -77.04258, 38.983909 ], [ -77.042603, 38.983914 ], [ -77.042645, 38.98392 ], [ -77.042682, 38.983931 ], [ -77.042714, 38.983938 ], [ -77.042737, 38.98394 ], [ -77.042787, 38.983941 ], [ -77.042857, 38.983936 ], [ -77.043493, 38.983983 ], [ -77.043563, 38.983988 ], [ -77.043622, 38.983992 ], [ -77.045758, 38.984151 ], [ -77.046137, 38.984454 ], [ -77.047587, 38.98536 ], [ -77.048987, 38.985632 ], [ -77.050041, 38.986067 ], [ -77.05177, 38.986949 ], [ -77.051623, 38.987145 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000501", "BLKGRPCE": "2", "GEOID": "110010005012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 316080.000000, "AWATER": 6319.000000, "INTPTLAT": "+38.9225481", "INTPTLON": "-077.0538840", "mobility_total": "1357", "mobility_same_house": "921", "mobility_different_house": "404", "mobility_different_house_same_metro": "93", "mobility_different_house_different_metro": "311", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "32" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.058989, 38.918299 ], [ -77.058932, 38.9183 ], [ -77.058888, 38.918319 ], [ -77.05873, 38.918447 ], [ -77.058546, 38.918601 ], [ -77.058378, 38.91874 ], [ -77.058015, 38.919044 ], [ -77.057959, 38.919085 ], [ -77.057895, 38.91913 ], [ -77.05781, 38.919176 ], [ -77.057657, 38.919256 ], [ -77.057443, 38.919333 ], [ -77.0573, 38.919369 ], [ -77.057172, 38.919392 ], [ -77.057029, 38.91941 ], [ -77.056751, 38.919439 ], [ -77.05662, 38.919471 ], [ -77.056576, 38.919491 ], [ -77.056547, 38.919509 ], [ -77.056532, 38.919523 ], [ -77.05652, 38.919547 ], [ -77.056521, 38.919571 ], [ -77.056529, 38.919599 ], [ -77.056615, 38.919694 ], [ -77.05663, 38.919773 ], [ -77.056644, 38.919803 ], [ -77.05673, 38.919915 ], [ -77.056804, 38.91999 ], [ -77.056874, 38.920071 ], [ -77.0569, 38.920108 ], [ -77.056946, 38.920176 ], [ -77.056958, 38.920219 ], [ -77.056954, 38.920257 ], [ -77.055851, 38.920111 ], [ -77.055806, 38.920099 ], [ -77.05577, 38.920099 ], [ -77.055745, 38.92011 ], [ -77.055695, 38.92016 ], [ -77.055604, 38.920273 ], [ -77.055455, 38.92044 ], [ -77.055382, 38.920511 ], [ -77.05529, 38.920581 ], [ -77.055174, 38.920663 ], [ -77.055005, 38.920763 ], [ -77.054865, 38.920833 ], [ -77.054764, 38.920876 ], [ -77.054718, 38.920896 ], [ -77.054519, 38.920961 ], [ -77.054258, 38.921044 ], [ -77.054194, 38.921062 ], [ -77.054097, 38.921092 ], [ -77.054077, 38.921102 ], [ -77.054048, 38.92113 ], [ -77.054036, 38.921164 ], [ -77.054038, 38.921182 ], [ -77.054049, 38.921203 ], [ -77.054089, 38.921287 ], [ -77.054215, 38.921546 ], [ -77.054305, 38.92172 ], [ -77.054355, 38.921802 ], [ -77.054397, 38.92185 ], [ -77.054482, 38.921937 ], [ -77.054584, 38.922011 ], [ -77.054647, 38.92205 ], [ -77.054903, 38.922165 ], [ -77.055101, 38.922257 ], [ -77.055342, 38.922351 ], [ -77.055478, 38.922401 ], [ -77.055588, 38.922449 ], [ -77.055671, 38.92249 ], [ -77.055731, 38.922522 ], [ -77.05576, 38.92254 ], [ -77.055788, 38.92256 ], [ -77.055842, 38.922604 ], [ -77.055892, 38.922651 ], [ -77.055938, 38.9227 ], [ -77.05598, 38.922752 ], [ -77.055999, 38.922778 ], [ -77.056017, 38.922806 ], [ -77.056034, 38.922835 ], [ -77.056049, 38.922865 ], [ -77.056072, 38.922925 ], [ -77.056081, 38.922956 ], [ -77.056087, 38.922987 ], [ -77.056092, 38.923019 ], [ -77.056094, 38.92305 ], [ -77.056095, 38.923082 ], [ -77.056087, 38.923151 ], [ -77.056079, 38.923284 ], [ -77.056595, 38.923251 ], [ -77.057133, 38.923221 ], [ -77.057504, 38.923202 ], [ -77.057718, 38.923213 ], [ -77.057664, 38.923272 ], [ -77.057637, 38.923355 ], [ -77.057636, 38.923715 ], [ -77.057636, 38.924682 ], [ -77.057637, 38.924953 ], [ -77.057635, 38.925331 ], [ -77.057636, 38.92604 ], [ -77.057637, 38.926088 ], [ -77.057637, 38.926173 ], [ -77.057523, 38.926158 ], [ -77.057112, 38.926107 ], [ -77.056951, 38.926086 ], [ -77.056892, 38.926079 ], [ -77.056547, 38.926034 ], [ -77.056441, 38.926021 ], [ -77.056345, 38.926008 ], [ -77.056317, 38.926005 ], [ -77.055848, 38.925943 ], [ -77.05533, 38.925876 ], [ -77.055234, 38.925863 ], [ -77.055129, 38.92585 ], [ -77.054787, 38.925805 ], [ -77.054367, 38.925748 ], [ -77.053924, 38.925694 ], [ -77.053527, 38.925641 ], [ -77.052812, 38.925556 ], [ -77.05268, 38.925536 ], [ -77.05238, 38.925018 ], [ -77.052337, 38.924945 ], [ -77.052294, 38.92487 ], [ -77.05219, 38.92469 ], [ -77.051834, 38.924083 ], [ -77.051647, 38.923757 ], [ -77.051513, 38.923529 ], [ -77.051114, 38.922846 ], [ -77.050687, 38.922109 ], [ -77.050416, 38.921645 ], [ -77.050389, 38.9216 ], [ -77.050216, 38.921301 ], [ -77.050191, 38.921259 ], [ -77.050181, 38.921241 ], [ -77.050253, 38.921114 ], [ -77.050344, 38.920928 ], [ -77.050367, 38.920884 ], [ -77.050411, 38.920831 ], [ -77.050483, 38.920762 ], [ -77.050553, 38.920707 ], [ -77.05062, 38.920637 ], [ -77.050658, 38.920568 ], [ -77.050786, 38.920344 ], [ -77.050921, 38.920094 ], [ -77.051006, 38.919935 ], [ -77.051071, 38.91988 ], [ -77.051126, 38.919848 ], [ -77.051227, 38.919779 ], [ -77.051353, 38.919731 ], [ -77.051621, 38.919646 ], [ -77.05185, 38.91958 ], [ -77.05196, 38.919581 ], [ -77.052129, 38.919601 ], [ -77.052223, 38.919613 ], [ -77.052385, 38.919715 ], [ -77.052552, 38.919811 ], [ -77.052769, 38.919924 ], [ -77.052849, 38.919959 ], [ -77.052907, 38.919987 ], [ -77.05301, 38.920037 ], [ -77.05303, 38.920048 ], [ -77.053107, 38.920067 ], [ -77.053253, 38.92009 ], [ -77.053361, 38.920094 ], [ -77.053485, 38.920079 ], [ -77.05359, 38.920057 ], [ -77.053688, 38.920052 ], [ -77.053858, 38.920045 ], [ -77.054083, 38.920018 ], [ -77.054252, 38.91999 ], [ -77.054502, 38.919945 ], [ -77.054581, 38.91993 ], [ -77.054655, 38.919896 ], [ -77.05473, 38.919841 ], [ -77.054852, 38.919739 ], [ -77.054914, 38.919667 ], [ -77.054938, 38.919619 ], [ -77.055028, 38.91943 ], [ -77.055082, 38.919339 ], [ -77.055132, 38.919236 ], [ -77.055158, 38.919182 ], [ -77.055196, 38.919142 ], [ -77.055322, 38.919035 ], [ -77.05547, 38.918957 ], [ -77.055607, 38.918881 ], [ -77.056041, 38.918698 ], [ -77.056185, 38.918647 ], [ -77.056335, 38.918603 ], [ -77.056584, 38.918563 ], [ -77.056863, 38.918509 ], [ -77.05702, 38.91848 ], [ -77.057109, 38.918455 ], [ -77.057246, 38.918394 ], [ -77.057483, 38.918273 ], [ -77.057709, 38.918149 ], [ -77.057878, 38.918044 ], [ -77.057967, 38.91798 ], [ -77.058258, 38.917716 ], [ -77.05832, 38.917762 ], [ -77.05836, 38.91779 ], [ -77.058491, 38.917886 ], [ -77.058796, 38.918113 ], [ -77.058894, 38.918184 ], [ -77.059084, 38.918313 ], [ -77.058989, 38.918299 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007604", "BLKGRPCE": "2", "GEOID": "110010076042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 818181.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8642440", "INTPTLON": "-076.9623989", "mobility_total": "1638", "mobility_same_house": "1438", "mobility_different_house": "200", "mobility_different_house_same_metro": "181", "mobility_different_house_different_metro": "19", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.970824, 38.864614 ], [ -76.970817, 38.86472 ], [ -76.97081, 38.864773 ], [ -76.970801, 38.864826 ], [ -76.970778, 38.864932 ], [ -76.970753, 38.865018 ], [ -76.970722, 38.865104 ], [ -76.970705, 38.865146 ], [ -76.970686, 38.865188 ], [ -76.970644, 38.865271 ], [ -76.970597, 38.865352 ], [ -76.970537, 38.865446 ], [ -76.97052, 38.865475 ], [ -76.970488, 38.865533 ], [ -76.970412, 38.86568 ], [ -76.970384, 38.865738 ], [ -76.970361, 38.865788 ], [ -76.970341, 38.865837 ], [ -76.970304, 38.865935 ], [ -76.970271, 38.866035 ], [ -76.970243, 38.866135 ], [ -76.970231, 38.866186 ], [ -76.970213, 38.866276 ], [ -76.970136, 38.866338 ], [ -76.970081, 38.866392 ], [ -76.970024, 38.866445 ], [ -76.969965, 38.866497 ], [ -76.969904, 38.866548 ], [ -76.969842, 38.866598 ], [ -76.969778, 38.866646 ], [ -76.969713, 38.866693 ], [ -76.969646, 38.866739 ], [ -76.969578, 38.866783 ], [ -76.969508, 38.866826 ], [ -76.969462, 38.866857 ], [ -76.969417, 38.866889 ], [ -76.969374, 38.866923 ], [ -76.969333, 38.866958 ], [ -76.969294, 38.866994 ], [ -76.969256, 38.867031 ], [ -76.969187, 38.867109 ], [ -76.969156, 38.86715 ], [ -76.969127, 38.867192 ], [ -76.969094, 38.867246 ], [ -76.969065, 38.867301 ], [ -76.96904, 38.867357 ], [ -76.969018, 38.867414 ], [ -76.969, 38.867472 ], [ -76.968985, 38.867531 ], [ -76.968975, 38.86759 ], [ -76.968968, 38.86765 ], [ -76.968965, 38.867709 ], [ -76.96897, 38.867969 ], [ -76.968785, 38.867918 ], [ -76.967885, 38.867685 ], [ -76.967777, 38.867658 ], [ -76.967778, 38.867169 ], [ -76.967777, 38.866374 ], [ -76.96778, 38.866046 ], [ -76.967782, 38.866019 ], [ -76.967781, 38.865965 ], [ -76.967778, 38.865933 ], [ -76.967768, 38.865884 ], [ -76.967761, 38.865857 ], [ -76.967737, 38.865794 ], [ -76.967679, 38.865702 ], [ -76.967569, 38.86554 ], [ -76.967318, 38.865624 ], [ -76.967282, 38.86563 ], [ -76.967245, 38.865635 ], [ -76.967208, 38.865637 ], [ -76.96717, 38.865638 ], [ -76.967133, 38.865636 ], [ -76.967096, 38.865632 ], [ -76.96706, 38.865626 ], [ -76.967024, 38.865618 ], [ -76.966989, 38.865608 ], [ -76.966955, 38.865596 ], [ -76.966864, 38.865544 ], [ -76.966724, 38.865469 ], [ -76.966629, 38.865422 ], [ -76.966533, 38.865377 ], [ -76.966484, 38.865355 ], [ -76.966461, 38.865343 ], [ -76.966437, 38.865332 ], [ -76.966387, 38.865313 ], [ -76.966361, 38.865306 ], [ -76.966307, 38.865295 ], [ -76.96628, 38.865292 ], [ -76.966225, 38.865289 ], [ -76.966178, 38.865291 ], [ -76.966133, 38.865297 ], [ -76.966088, 38.865307 ], [ -76.966045, 38.865321 ], [ -76.966005, 38.865338 ], [ -76.965967, 38.865359 ], [ -76.965933, 38.865383 ], [ -76.965902, 38.86541 ], [ -76.965875, 38.86544 ], [ -76.965827, 38.865506 ], [ -76.965798, 38.865538 ], [ -76.965763, 38.865566 ], [ -76.965725, 38.865592 ], [ -76.965684, 38.865614 ], [ -76.965639, 38.865633 ], [ -76.965592, 38.865647 ], [ -76.965543, 38.865657 ], [ -76.965432, 38.865662 ], [ -76.965225, 38.865644 ], [ -76.965125, 38.865637 ], [ -76.965091, 38.865636 ], [ -76.965058, 38.865634 ], [ -76.964957, 38.865632 ], [ -76.964799, 38.865632 ], [ -76.964687, 38.865633 ], [ -76.963502, 38.865634 ], [ -76.963133, 38.865633 ], [ -76.962303, 38.865632 ], [ -76.961479, 38.865632 ], [ -76.96048, 38.865631 ], [ -76.959693, 38.86563 ], [ -76.959781, 38.866095 ], [ -76.959854, 38.866487 ], [ -76.959996, 38.867241 ], [ -76.960009, 38.867313 ], [ -76.960131, 38.867954 ], [ -76.960233, 38.868502 ], [ -76.960325, 38.868954 ], [ -76.960362, 38.869135 ], [ -76.960383, 38.869291 ], [ -76.960204, 38.869219 ], [ -76.959659, 38.868992 ], [ -76.958664, 38.868591 ], [ -76.958565, 38.868553 ], [ -76.958487, 38.868524 ], [ -76.958416, 38.868496 ], [ -76.958306, 38.868454 ], [ -76.957642, 38.868176 ], [ -76.95722, 38.868002 ], [ -76.956724, 38.867796 ], [ -76.95611, 38.867544 ], [ -76.955332, 38.86723 ], [ -76.954325, 38.866819 ], [ -76.954047, 38.866703 ], [ -76.953308, 38.866404 ], [ -76.953001, 38.866279 ], [ -76.952222, 38.865963 ], [ -76.951606, 38.86571 ], [ -76.951324, 38.865594 ], [ -76.951343, 38.865582 ], [ -76.951382, 38.86556 ], [ -76.951444, 38.86553 ], [ -76.951488, 38.865513 ], [ -76.951533, 38.865499 ], [ -76.95204, 38.865318 ], [ -76.952216, 38.865256 ], [ -76.952941, 38.864999 ], [ -76.953268, 38.864887 ], [ -76.953482, 38.86481 ], [ -76.953736, 38.86472 ], [ -76.953838, 38.864683 ], [ -76.953999, 38.864626 ], [ -76.954982, 38.864282 ], [ -76.955099, 38.864242 ], [ -76.955213, 38.864197 ], [ -76.955272, 38.864172 ], [ -76.955324, 38.864148 ], [ -76.955432, 38.864095 ], [ -76.955485, 38.864066 ], [ -76.95558, 38.864011 ], [ -76.95564, 38.863973 ], [ -76.955706, 38.863927 ], [ -76.955746, 38.863898 ], [ -76.955785, 38.863867 ], [ -76.955822, 38.863836 ], [ -76.955859, 38.863803 ], [ -76.955894, 38.86377 ], [ -76.955946, 38.863719 ], [ -76.955965, 38.863702 ], [ -76.956, 38.863666 ], [ -76.956016, 38.863647 ], [ -76.956033, 38.863629 ], [ -76.956064, 38.86359 ], [ -76.956315, 38.863242 ], [ -76.956598, 38.862858 ], [ -76.95662, 38.862825 ], [ -76.956652, 38.86274 ], [ -76.956664, 38.862696 ], [ -76.956674, 38.86259 ], [ -76.956866, 38.862526 ], [ -76.956953, 38.862495 ], [ -76.956983, 38.862481 ], [ -76.957091, 38.862412 ], [ -76.957145, 38.862381 ], [ -76.957176, 38.862365 ], [ -76.95724, 38.862334 ], [ -76.957306, 38.862305 ], [ -76.957405, 38.862269 ], [ -76.957491, 38.862243 ], [ -76.957574, 38.86222 ], [ -76.957678, 38.862197 ], [ -76.958283, 38.862052 ], [ -76.958447, 38.862014 ], [ -76.958545, 38.861994 ], [ -76.958693, 38.861967 ], [ -76.958902, 38.861934 ], [ -76.959, 38.861923 ], [ -76.959023, 38.86192 ], [ -76.959084, 38.861915 ], [ -76.959242, 38.861904 ], [ -76.960172, 38.86183 ], [ -76.960495, 38.861805 ], [ -76.960625, 38.861794 ], [ -76.961037, 38.861763 ], [ -76.961488, 38.861727 ], [ -76.96173, 38.861709 ], [ -76.961988, 38.861687 ], [ -76.962063, 38.861677 ], [ -76.962137, 38.861664 ], [ -76.96221, 38.861647 ], [ -76.962281, 38.861627 ], [ -76.963107, 38.861333 ], [ -76.963198, 38.861299 ], [ -76.963424, 38.86122 ], [ -76.964213, 38.860936 ], [ -76.964771, 38.860719 ], [ -76.964886, 38.860675 ], [ -76.964922, 38.860663 ], [ -76.965042, 38.860615 ], [ -76.965754, 38.860342 ], [ -76.966456, 38.860096 ], [ -76.966681, 38.860013 ], [ -76.96691, 38.859917 ], [ -76.967009, 38.859875 ], [ -76.96712, 38.859819 ], [ -76.967331, 38.859689 ], [ -76.96763, 38.859483 ], [ -76.967701, 38.859433 ], [ -76.967809, 38.859336 ], [ -76.968082, 38.859038 ], [ -76.968111, 38.859005 ], [ -76.968195, 38.858906 ], [ -76.968201, 38.858967 ], [ -76.968207, 38.859045 ], [ -76.96821, 38.859123 ], [ -76.96819, 38.859584 ], [ -76.968166, 38.859988 ], [ -76.96816, 38.860114 ], [ -76.968147, 38.860218 ], [ -76.968213, 38.860252 ], [ -76.968307, 38.860304 ], [ -76.968353, 38.860332 ], [ -76.968398, 38.860361 ], [ -76.968486, 38.86042 ], [ -76.968528, 38.860451 ], [ -76.968569, 38.860483 ], [ -76.968769, 38.860664 ], [ -76.968915, 38.861003 ], [ -76.969183, 38.861581 ], [ -76.969266, 38.861748 ], [ -76.96929, 38.861787 ], [ -76.969309, 38.861811 ], [ -76.96933, 38.861835 ], [ -76.969352, 38.861857 ], [ -76.96937, 38.861908 ], [ -76.969397, 38.861974 ], [ -76.969413, 38.862006 ], [ -76.969448, 38.86207 ], [ -76.969543, 38.862219 ], [ -76.969768, 38.862554 ], [ -76.970003, 38.862908 ], [ -76.97008, 38.863026 ], [ -76.970253, 38.863284 ], [ -76.970451, 38.863584 ], [ -76.970494, 38.863645 ], [ -76.970535, 38.863707 ], [ -76.970594, 38.863801 ], [ -76.970649, 38.863897 ], [ -76.970674, 38.863945 ], [ -76.970697, 38.863994 ], [ -76.970738, 38.864094 ], [ -76.970759, 38.864155 ], [ -76.970771, 38.864195 ], [ -76.970783, 38.864241 ], [ -76.970796, 38.864297 ], [ -76.970806, 38.864348 ], [ -76.970814, 38.8644 ], [ -76.97082, 38.864453 ], [ -76.970825, 38.86456 ], [ -76.970824, 38.864614 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001001", "BLKGRPCE": "5", "GEOID": "110010010015", "NAMELSAD": "Block Group 5", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 295134.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9530345", "INTPTLON": "-077.0921995", "mobility_total": "837", "mobility_same_house": "718", "mobility_different_house": "65", "mobility_different_house_same_metro": "53", "mobility_different_house_different_metro": "12", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "54" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.098167, 38.951065 ], [ -77.09761, 38.951499 ], [ -77.096823, 38.952115 ], [ -77.096397, 38.952449 ], [ -77.095481, 38.953163 ], [ -77.095358, 38.953258 ], [ -77.095274, 38.953324 ], [ -77.095251, 38.953342 ], [ -77.094329, 38.954059 ], [ -77.09382, 38.954451 ], [ -77.093788, 38.954478 ], [ -77.09349, 38.954727 ], [ -77.09262, 38.955398 ], [ -77.091552, 38.956214 ], [ -77.091239, 38.95647 ], [ -77.091128, 38.956387 ], [ -77.090659, 38.956059 ], [ -77.090504, 38.955949 ], [ -77.090351, 38.955849 ], [ -77.090244, 38.955776 ], [ -77.089457, 38.955224 ], [ -77.088868, 38.954805 ], [ -77.088664, 38.954702 ], [ -77.088632, 38.954525 ], [ -77.088631, 38.954354 ], [ -77.088632, 38.953316 ], [ -77.088632, 38.952109 ], [ -77.088632, 38.95199 ], [ -77.088635, 38.951817 ], [ -77.088632, 38.951266 ], [ -77.088634, 38.951041 ], [ -77.089178, 38.95104 ], [ -77.089831, 38.951041 ], [ -77.090609, 38.95104 ], [ -77.092268, 38.95104 ], [ -77.092613, 38.951038 ], [ -77.092913, 38.951037 ], [ -77.09331, 38.951034 ], [ -77.093726, 38.951036 ], [ -77.094337, 38.951037 ], [ -77.094961, 38.951037 ], [ -77.095549, 38.951035 ], [ -77.095648, 38.951036 ], [ -77.096655, 38.951039 ], [ -77.096761, 38.951041 ], [ -77.097973, 38.951068 ], [ -77.098167, 38.951065 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002900", "BLKGRPCE": "1", "GEOID": "110010029001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 131167.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9339759", "INTPTLON": "-077.0280977", "mobility_total": "2263", "mobility_same_house": "1607", "mobility_different_house": "656", "mobility_different_house_same_metro": "513", "mobility_different_house_different_metro": "143", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.029728, 38.936181 ], [ -77.029725, 38.936285 ], [ -77.02921, 38.936154 ], [ -77.028611, 38.935993 ], [ -77.028494, 38.935964 ], [ -77.028384, 38.935935 ], [ -77.028048, 38.935849 ], [ -77.027508, 38.935701 ], [ -77.0272, 38.935619 ], [ -77.027097, 38.935591 ], [ -77.026726, 38.935493 ], [ -77.026285, 38.935378 ], [ -77.025999, 38.935302 ], [ -77.025943, 38.935285 ], [ -77.025893, 38.935258 ], [ -77.025831, 38.93521 ], [ -77.025525, 38.935131 ], [ -77.025499, 38.935126 ], [ -77.025447, 38.935118 ], [ -77.025365, 38.935108 ], [ -77.025303, 38.935106 ], [ -77.025244, 38.935128 ], [ -77.026033, 38.934086 ], [ -77.026226, 38.933737 ], [ -77.026405, 38.9335 ], [ -77.02645, 38.933444 ], [ -77.026761, 38.933049 ], [ -77.026778, 38.933013 ], [ -77.026792, 38.932986 ], [ -77.026807, 38.932941 ], [ -77.026814, 38.932914 ], [ -77.026816, 38.932894 ], [ -77.026819, 38.932875 ], [ -77.026821, 38.932848 ], [ -77.02682, 38.932747 ], [ -77.026946, 38.932719 ], [ -77.027003, 38.932694 ], [ -77.027059, 38.93266 ], [ -77.027112, 38.9326 ], [ -77.027211, 38.932458 ], [ -77.027248, 38.93241 ], [ -77.027324, 38.932315 ], [ -77.027444, 38.932175 ], [ -77.027483, 38.932137 ], [ -77.027525, 38.932103 ], [ -77.027571, 38.932071 ], [ -77.027621, 38.932043 ], [ -77.027673, 38.932018 ], [ -77.027748, 38.931992 ], [ -77.028118, 38.931869 ], [ -77.02826, 38.931821 ], [ -77.028584, 38.931711 ], [ -77.029325, 38.931454 ], [ -77.029709, 38.931323 ], [ -77.029709, 38.931515 ], [ -77.029712, 38.932161 ], [ -77.029718, 38.932364 ], [ -77.029723, 38.932488 ], [ -77.029723, 38.933075 ], [ -77.029727, 38.933769 ], [ -77.029727, 38.934571 ], [ -77.029726, 38.934973 ], [ -77.029728, 38.936181 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002002", "BLKGRPCE": "3", "GEOID": "110010020023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 362259.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9528861", "INTPTLON": "-077.0304817", "mobility_total": "1306", "mobility_same_house": "1149", "mobility_different_house": "124", "mobility_different_house_same_metro": "124", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "33" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.033432, 38.950048 ], [ -77.03343, 38.950072 ], [ -77.033426, 38.950446 ], [ -77.033427, 38.950802 ], [ -77.033428, 38.951295 ], [ -77.033427, 38.951792 ], [ -77.033426, 38.951873 ], [ -77.033424, 38.952315 ], [ -77.033375, 38.952906 ], [ -77.033375, 38.954085 ], [ -77.033367, 38.955149 ], [ -77.033359, 38.955733 ], [ -77.033367, 38.956214 ], [ -77.033236, 38.956216 ], [ -77.0331, 38.956218 ], [ -77.032204, 38.956218 ], [ -77.030887, 38.956211 ], [ -77.029695, 38.956217 ], [ -77.029578, 38.956217 ], [ -77.029146, 38.956214 ], [ -77.028749, 38.956215 ], [ -77.028454, 38.956214 ], [ -77.028029, 38.956216 ], [ -77.028015, 38.956117 ], [ -77.028001, 38.956008 ], [ -77.027959, 38.95571 ], [ -77.027892, 38.955223 ], [ -77.027881, 38.955148 ], [ -77.027865, 38.955043 ], [ -77.027828, 38.954756 ], [ -77.027791, 38.954501 ], [ -77.027734, 38.954082 ], [ -77.027723, 38.953997 ], [ -77.027572, 38.952906 ], [ -77.02756, 38.95282 ], [ -77.027558, 38.9528 ], [ -77.027429, 38.951868 ], [ -77.027419, 38.951791 ], [ -77.027395, 38.95162 ], [ -77.027383, 38.951538 ], [ -77.027367, 38.951417 ], [ -77.027284, 38.950802 ], [ -77.027273, 38.950714 ], [ -77.02726, 38.950627 ], [ -77.027248, 38.950539 ], [ -77.027235, 38.950452 ], [ -77.027223, 38.950364 ], [ -77.02721, 38.950277 ], [ -77.027161, 38.949927 ], [ -77.027135, 38.949734 ], [ -77.027891, 38.949736 ], [ -77.028744, 38.949734 ], [ -77.028885, 38.949735 ], [ -77.029582, 38.949737 ], [ -77.029701, 38.949738 ], [ -77.029994, 38.949738 ], [ -77.03013, 38.949739 ], [ -77.030765, 38.949738 ], [ -77.031493, 38.949739 ], [ -77.032429, 38.949735 ], [ -77.033051, 38.949739 ], [ -77.03308, 38.949738 ], [ -77.033254, 38.949738 ], [ -77.033336, 38.949819 ], [ -77.033364, 38.949845 ], [ -77.033379, 38.949866 ], [ -77.033392, 38.949887 ], [ -77.033403, 38.949909 ], [ -77.033413, 38.949932 ], [ -77.033423, 38.949964 ], [ -77.03343, 38.950001 ], [ -77.033432, 38.950025 ], [ -77.033432, 38.950048 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004600", "BLKGRPCE": "1", "GEOID": "110010046001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 140978.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9091285", "INTPTLON": "-077.0107223", "mobility_total": "1232", "mobility_same_house": "1027", "mobility_different_house": "196", "mobility_different_house_same_metro": "185", "mobility_different_house_different_metro": "11", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "9" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.012164, 38.908569 ], [ -77.012163, 38.908648 ], [ -77.012161, 38.909363 ], [ -77.012163, 38.909555 ], [ -77.012163, 38.90964 ], [ -77.012164, 38.909723 ], [ -77.012163, 38.910169 ], [ -77.012162, 38.910304 ], [ -77.012163, 38.91038 ], [ -77.012163, 38.91112 ], [ -77.012162, 38.911569 ], [ -77.012157, 38.912117 ], [ -77.011451, 38.911816 ], [ -77.011242, 38.911725 ], [ -77.010256, 38.911305 ], [ -77.010055, 38.911221 ], [ -77.009873, 38.911146 ], [ -77.009848, 38.911135 ], [ -77.009817, 38.911123 ], [ -77.00913, 38.910828 ], [ -77.009026, 38.910783 ], [ -77.009026, 38.910381 ], [ -77.009018, 38.909638 ], [ -77.009014, 38.909088 ], [ -77.009006, 38.908566 ], [ -77.00899, 38.907684 ], [ -77.008998, 38.907364 ], [ -77.009002, 38.907274 ], [ -77.009085, 38.907269 ], [ -77.009171, 38.907264 ], [ -77.009301, 38.907235 ], [ -77.009553, 38.907139 ], [ -77.010098, 38.906984 ], [ -77.010126, 38.906975 ], [ -77.010206, 38.906947 ], [ -77.01216, 38.906269 ], [ -77.01217, 38.907235 ], [ -77.012164, 38.908569 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002600", "BLKGRPCE": "1", "GEOID": "110010026001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 804836.000000, "AWATER": 22388.000000, "INTPTLAT": "+38.9389876", "INTPTLON": "-077.0459098", "mobility_total": "1175", "mobility_same_house": "1030", "mobility_different_house": "133", "mobility_different_house_same_metro": "119", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "12" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.052113, 38.937994 ], [ -77.05211, 38.938093 ], [ -77.052102, 38.938149 ], [ -77.052054, 38.938258 ], [ -77.05182, 38.938866 ], [ -77.0517, 38.939177 ], [ -77.051605, 38.939514 ], [ -77.051539, 38.93967 ], [ -77.051439, 38.939973 ], [ -77.051218, 38.940344 ], [ -77.051208, 38.940409 ], [ -77.051209, 38.94045 ], [ -77.051222, 38.940496 ], [ -77.051231, 38.940537 ], [ -77.051297, 38.940776 ], [ -77.051343, 38.940981 ], [ -77.051357, 38.941242 ], [ -77.051308, 38.941393 ], [ -77.051267, 38.941542 ], [ -77.051156, 38.941718 ], [ -77.050913, 38.942168 ], [ -77.050324, 38.942782 ], [ -77.050019, 38.943254 ], [ -77.04991, 38.943537 ], [ -77.049751, 38.943657 ], [ -77.049693, 38.943733 ], [ -77.04964, 38.943531 ], [ -77.049572, 38.943365 ], [ -77.049274, 38.943323 ], [ -77.049204, 38.943317 ], [ -77.048847, 38.943285 ], [ -77.048761, 38.943275 ], [ -77.048705, 38.943267 ], [ -77.048596, 38.943247 ], [ -77.048542, 38.943236 ], [ -77.048412, 38.943205 ], [ -77.048382, 38.943197 ], [ -77.048236, 38.943152 ], [ -77.04812, 38.943111 ], [ -77.04801, 38.943069 ], [ -77.047901, 38.943026 ], [ -77.047829, 38.942995 ], [ -77.047629, 38.942906 ], [ -77.047224, 38.942729 ], [ -77.047075, 38.942672 ], [ -77.04704, 38.94266 ], [ -77.046968, 38.94264 ], [ -77.046894, 38.942624 ], [ -77.04682, 38.942612 ], [ -77.046744, 38.942605 ], [ -77.046696, 38.942604 ], [ -77.046649, 38.942604 ], [ -77.046554, 38.942611 ], [ -77.04653, 38.942614 ], [ -77.046439, 38.942628 ], [ -77.046238, 38.942666 ], [ -77.046056, 38.942707 ], [ -77.045905, 38.942747 ], [ -77.045792, 38.94278 ], [ -77.045747, 38.942696 ], [ -77.045719, 38.94264 ], [ -77.045674, 38.942557 ], [ -77.045658, 38.94253 ], [ -77.045606, 38.942449 ], [ -77.045535, 38.942349 ], [ -77.045507, 38.942313 ], [ -77.045478, 38.942278 ], [ -77.045416, 38.942209 ], [ -77.045383, 38.942175 ], [ -77.045349, 38.942142 ], [ -77.045245, 38.942048 ], [ -77.045174, 38.94199 ], [ -77.0451, 38.941934 ], [ -77.045061, 38.941907 ], [ -77.044983, 38.941855 ], [ -77.044901, 38.941806 ], [ -77.044821, 38.941761 ], [ -77.044739, 38.941718 ], [ -77.044655, 38.941678 ], [ -77.044612, 38.941659 ], [ -77.044526, 38.941623 ], [ -77.044482, 38.941606 ], [ -77.04444, 38.941592 ], [ -77.044356, 38.941566 ], [ -77.044229, 38.94153 ], [ -77.044057, 38.941487 ], [ -77.04394, 38.941462 ], [ -77.043784, 38.94143 ], [ -77.043746, 38.941425 ], [ -77.043615, 38.941436 ], [ -77.043498, 38.941502 ], [ -77.043378, 38.941559 ], [ -77.043237, 38.941619 ], [ -77.043141, 38.941657 ], [ -77.043045, 38.941693 ], [ -77.042898, 38.941743 ], [ -77.04285, 38.941757 ], [ -77.042753, 38.941782 ], [ -77.042656, 38.941804 ], [ -77.042557, 38.941824 ], [ -77.042507, 38.941833 ], [ -77.042408, 38.941849 ], [ -77.042327, 38.941859 ], [ -77.042247, 38.941867 ], [ -77.042166, 38.941873 ], [ -77.042084, 38.941876 ], [ -77.041774, 38.941879 ], [ -77.041275, 38.941879 ], [ -77.039421, 38.941877 ], [ -77.038557, 38.941874 ], [ -77.038454, 38.941873 ], [ -77.037619, 38.941872 ], [ -77.036818, 38.941876 ], [ -77.036441, 38.941874 ], [ -77.036431, 38.940808 ], [ -77.036444, 38.939738 ], [ -77.036444, 38.939105 ], [ -77.036444, 38.938949 ], [ -77.036444, 38.938598 ], [ -77.036445, 38.938231 ], [ -77.036692, 38.938148 ], [ -77.036859, 38.938088 ], [ -77.037024, 38.938026 ], [ -77.037171, 38.937966 ], [ -77.037301, 38.93791 ], [ -77.03743, 38.937852 ], [ -77.037621, 38.937761 ], [ -77.037746, 38.937699 ], [ -77.037998, 38.937563 ], [ -77.038621, 38.937211 ], [ -77.038831, 38.93711 ], [ -77.038872, 38.937094 ], [ -77.038912, 38.937077 ], [ -77.038994, 38.937045 ], [ -77.039118, 38.937 ], [ -77.039244, 38.936958 ], [ -77.039303, 38.93694 ], [ -77.039525, 38.93688 ], [ -77.039666, 38.936841 ], [ -77.039797, 38.936807 ], [ -77.039958, 38.93676 ], [ -77.040022, 38.936739 ], [ -77.040119, 38.936704 ], [ -77.040182, 38.936679 ], [ -77.040213, 38.936665 ], [ -77.040245, 38.936652 ], [ -77.040352, 38.936602 ], [ -77.040419, 38.936567 ], [ -77.040526, 38.936503 ], [ -77.040563, 38.936478 ], [ -77.040639, 38.93643 ], [ -77.040719, 38.936385 ], [ -77.04076, 38.936363 ], [ -77.040843, 38.936323 ], [ -77.040928, 38.936285 ], [ -77.040965, 38.936271 ], [ -77.04104, 38.936246 ], [ -77.041117, 38.936222 ], [ -77.041234, 38.936192 ], [ -77.041273, 38.936183 ], [ -77.041313, 38.936175 ], [ -77.041404, 38.936161 ], [ -77.041449, 38.936155 ], [ -77.041541, 38.936147 ], [ -77.041634, 38.936141 ], [ -77.041726, 38.93614 ], [ -77.041969, 38.936146 ], [ -77.042087, 38.936144 ], [ -77.042244, 38.936136 ], [ -77.042362, 38.936127 ], [ -77.042617, 38.936088 ], [ -77.042667, 38.936079 ], [ -77.042718, 38.936071 ], [ -77.04287, 38.936042 ], [ -77.043005, 38.936023 ], [ -77.043096, 38.936013 ], [ -77.043232, 38.936001 ], [ -77.043324, 38.935995 ], [ -77.04338, 38.935994 ], [ -77.043435, 38.935992 ], [ -77.043659, 38.935988 ], [ -77.044268, 38.935988 ], [ -77.044781, 38.935987 ], [ -77.044856, 38.935984 ], [ -77.044991, 38.935973 ], [ -77.045092, 38.935959 ], [ -77.045126, 38.935953 ], [ -77.045192, 38.935939 ], [ -77.045258, 38.935923 ], [ -77.045414, 38.935879 ], [ -77.045474, 38.935858 ], [ -77.045503, 38.935846 ], [ -77.045533, 38.935835 ], [ -77.04559, 38.935809 ], [ -77.045845, 38.935701 ], [ -77.046161, 38.935569 ], [ -77.046441, 38.935456 ], [ -77.046529, 38.935423 ], [ -77.046663, 38.935378 ], [ -77.046753, 38.93535 ], [ -77.047569, 38.935109 ], [ -77.047713, 38.935053 ], [ -77.047753, 38.935013 ], [ -77.047779, 38.934962 ], [ -77.047932, 38.934694 ], [ -77.0481, 38.934384 ], [ -77.048181, 38.934246 ], [ -77.04824, 38.934157 ], [ -77.048282, 38.934098 ], [ -77.048341, 38.934041 ], [ -77.048406, 38.933994 ], [ -77.048433, 38.933977 ], [ -77.048482, 38.933947 ], [ -77.048529, 38.933923 ], [ -77.04862, 38.933887 ], [ -77.048687, 38.933862 ], [ -77.048822, 38.933823 ], [ -77.048934, 38.933787 ], [ -77.049005, 38.933763 ], [ -77.049084, 38.933738 ], [ -77.04935, 38.933661 ], [ -77.049405, 38.933652 ], [ -77.049459, 38.933637 ], [ -77.049497, 38.933623 ], [ -77.049556, 38.933594 ], [ -77.049904, 38.933391 ], [ -77.049966, 38.933354 ], [ -77.050022, 38.933313 ], [ -77.050073, 38.933267 ], [ -77.050164, 38.933142 ], [ -77.050198, 38.933065 ], [ -77.050424, 38.933189 ], [ -77.050503, 38.933224 ], [ -77.050446, 38.933278 ], [ -77.05041, 38.933308 ], [ -77.050369, 38.933328 ], [ -77.050193, 38.933423 ], [ -77.049908, 38.933574 ], [ -77.049754, 38.93366 ], [ -77.04961, 38.93372 ], [ -77.049356, 38.933809 ], [ -77.049314, 38.933827 ], [ -77.049239, 38.933892 ], [ -77.049138, 38.933986 ], [ -77.048939, 38.934156 ], [ -77.048853, 38.934233 ], [ -77.048569, 38.934539 ], [ -77.048297, 38.934804 ], [ -77.048033, 38.935054 ], [ -77.047951, 38.935193 ], [ -77.047869, 38.935385 ], [ -77.047827, 38.93555 ], [ -77.047802, 38.935715 ], [ -77.047801, 38.935751 ], [ -77.047817, 38.935904 ], [ -77.047838, 38.936028 ], [ -77.047868, 38.936208 ], [ -77.047868, 38.936354 ], [ -77.047861, 38.936527 ], [ -77.047846, 38.93669 ], [ -77.047835, 38.936774 ], [ -77.047844, 38.936893 ], [ -77.04785, 38.936914 ], [ -77.047878, 38.936966 ], [ -77.047909, 38.937003 ], [ -77.048014, 38.93712 ], [ -77.048079, 38.937181 ], [ -77.048106, 38.937197 ], [ -77.048199, 38.937235 ], [ -77.048285, 38.937261 ], [ -77.048367, 38.937277 ], [ -77.048668, 38.9373 ], [ -77.048834, 38.937313 ], [ -77.048889, 38.937317 ], [ -77.049027, 38.937301 ], [ -77.049167, 38.937275 ], [ -77.049316, 38.93724 ], [ -77.049648, 38.937191 ], [ -77.049737, 38.937173 ], [ -77.049851, 38.937166 ], [ -77.050027, 38.937167 ], [ -77.050298, 38.937187 ], [ -77.050447, 38.937212 ], [ -77.050898, 38.937311 ], [ -77.051384, 38.937434 ], [ -77.051572, 38.937517 ], [ -77.051737, 38.937568 ], [ -77.051854, 38.937625 ], [ -77.051983, 38.937713 ], [ -77.052029, 38.937778 ], [ -77.052101, 38.937928 ], [ -77.052111, 38.93797 ], [ -77.052113, 38.937994 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000902", "BLKGRPCE": "2", "GEOID": "110010009022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1411834.000000, "AWATER": 323730.000000, "INTPTLAT": "+38.9254729", "INTPTLON": "-077.1071910", "mobility_total": "1509", "mobility_same_house": "1279", "mobility_different_house": "206", "mobility_different_house_same_metro": "110", "mobility_different_house_different_metro": "78", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "24" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.119751, 38.93435 ], [ -77.118861, 38.935356 ], [ -77.117398, 38.936398 ], [ -77.117207, 38.936527 ], [ -77.117146, 38.936588 ], [ -77.117059, 38.936658 ], [ -77.116984, 38.936725 ], [ -77.11691, 38.936769 ], [ -77.116844, 38.93682 ], [ -77.116826, 38.936836 ], [ -77.116808, 38.936854 ], [ -77.116793, 38.936864 ], [ -77.116767, 38.93689 ], [ -77.116749, 38.936918 ], [ -77.116144, 38.937463 ], [ -77.115189, 38.938164 ], [ -77.114848, 38.938435 ], [ -77.114132, 38.939003 ], [ -77.113962, 38.939138 ], [ -77.112579, 38.940228 ], [ -77.11257, 38.940161 ], [ -77.112544, 38.94009 ], [ -77.112512, 38.940007 ], [ -77.112228, 38.939475 ], [ -77.112138, 38.939318 ], [ -77.112093, 38.939221 ], [ -77.112061, 38.939108 ], [ -77.112045, 38.939005 ], [ -77.112036, 38.938864 ], [ -77.112017, 38.938508 ], [ -77.11198, 38.93802 ], [ -77.11198, 38.937976 ], [ -77.111978, 38.937906 ], [ -77.11198, 38.93781 ], [ -77.112024, 38.937376 ], [ -77.11205, 38.937255 ], [ -77.112066, 38.937185 ], [ -77.112077, 38.937128 ], [ -77.112085, 38.937072 ], [ -77.112092, 38.937015 ], [ -77.112097, 38.936959 ], [ -77.1121, 38.936902 ], [ -77.112101, 38.93682 ], [ -77.112097, 38.936731 ], [ -77.112092, 38.936674 ], [ -77.112086, 38.93662 ], [ -77.112078, 38.936567 ], [ -77.11207, 38.936533 ], [ -77.112012, 38.936357 ], [ -77.111992, 38.936305 ], [ -77.11197, 38.936254 ], [ -77.111946, 38.936203 ], [ -77.11192, 38.936153 ], [ -77.111891, 38.936106 ], [ -77.111866, 38.936062 ], [ -77.111825, 38.935999 ], [ -77.111762, 38.935913 ], [ -77.11173, 38.935872 ], [ -77.111697, 38.935827 ], [ -77.111675, 38.935799 ], [ -77.111663, 38.935782 ], [ -77.111588, 38.93569 ], [ -77.111364, 38.935377 ], [ -77.110931, 38.934793 ], [ -77.110787, 38.934594 ], [ -77.110769, 38.934571 ], [ -77.110731, 38.93452 ], [ -77.11063, 38.934379 ], [ -77.110333, 38.933978 ], [ -77.109916, 38.933405 ], [ -77.109837, 38.93331 ], [ -77.109753, 38.933218 ], [ -77.109664, 38.933129 ], [ -77.109633, 38.9331 ], [ -77.10956, 38.933034 ], [ -77.109179, 38.93268 ], [ -77.109079, 38.932588 ], [ -77.108982, 38.9325 ], [ -77.10886, 38.932401 ], [ -77.108839, 38.932379 ], [ -77.108741, 38.932281 ], [ -77.108687, 38.932229 ], [ -77.108516, 38.93208 ], [ -77.108399, 38.931982 ], [ -77.108279, 38.931886 ], [ -77.107999, 38.931653 ], [ -77.107919, 38.931584 ], [ -77.107842, 38.931527 ], [ -77.107724, 38.931422 ], [ -77.107338, 38.931098 ], [ -77.107299, 38.93106 ], [ -77.107261, 38.93102 ], [ -77.107225, 38.930979 ], [ -77.107191, 38.930938 ], [ -77.10716, 38.930895 ], [ -77.10713, 38.930851 ], [ -77.107103, 38.930807 ], [ -77.107078, 38.930761 ], [ -77.107055, 38.930715 ], [ -77.107034, 38.930668 ], [ -77.107017, 38.930621 ], [ -77.107001, 38.930573 ], [ -77.106975, 38.930472 ], [ -77.106939, 38.930314 ], [ -77.106923, 38.93026 ], [ -77.106906, 38.930186 ], [ -77.106899, 38.930151 ], [ -77.106882, 38.930083 ], [ -77.106873, 38.930039 ], [ -77.106863, 38.93 ], [ -77.106848, 38.929962 ], [ -77.10682, 38.929919 ], [ -77.106774, 38.929862 ], [ -77.106749, 38.929824 ], [ -77.106706, 38.929768 ], [ -77.106683, 38.929742 ], [ -77.106658, 38.929716 ], [ -77.106604, 38.929666 ], [ -77.106583, 38.929649 ], [ -77.106492, 38.92958 ], [ -77.10605, 38.929183 ], [ -77.105761, 38.928915 ], [ -77.105717, 38.928875 ], [ -77.105256, 38.928458 ], [ -77.105113, 38.928331 ], [ -77.104962, 38.928195 ], [ -77.104625, 38.927892 ], [ -77.104375, 38.927665 ], [ -77.104106, 38.927425 ], [ -77.104035, 38.927359 ], [ -77.103905, 38.927246 ], [ -77.103675, 38.927039 ], [ -77.103604, 38.926976 ], [ -77.103306, 38.926705 ], [ -77.102959, 38.926397 ], [ -77.102854, 38.926291 ], [ -77.102761, 38.926217 ], [ -77.101993, 38.925523 ], [ -77.101737, 38.925293 ], [ -77.101689, 38.925253 ], [ -77.101621, 38.925191 ], [ -77.101576, 38.925148 ], [ -77.101512, 38.925083 ], [ -77.101454, 38.925016 ], [ -77.101404, 38.924951 ], [ -77.100997, 38.924482 ], [ -77.100758, 38.9242 ], [ -77.100726, 38.924165 ], [ -77.100665, 38.924093 ], [ -77.100608, 38.924019 ], [ -77.100581, 38.923981 ], [ -77.100531, 38.923904 ], [ -77.100507, 38.923865 ], [ -77.100485, 38.923825 ], [ -77.100348, 38.923564 ], [ -77.100101, 38.92309 ], [ -77.100017, 38.92292 ], [ -77.099961, 38.922833 ], [ -77.099824, 38.922566 ], [ -77.099795, 38.922508 ], [ -77.099763, 38.922452 ], [ -77.099724, 38.922394 ], [ -77.099687, 38.922344 ], [ -77.099645, 38.922293 ], [ -77.099587, 38.922232 ], [ -77.099429, 38.92207 ], [ -77.099529, 38.921952 ], [ -77.099566, 38.92191 ], [ -77.099808, 38.921629 ], [ -77.100119, 38.92126 ], [ -77.100386, 38.920947 ], [ -77.100641, 38.92064 ], [ -77.100665, 38.920625 ], [ -77.100695, 38.920619 ], [ -77.100725, 38.92062 ], [ -77.100754, 38.920626 ], [ -77.101543, 38.920429 ], [ -77.101875, 38.920047 ], [ -77.101958, 38.919952 ], [ -77.101986, 38.919133 ], [ -77.101911, 38.918615 ], [ -77.102538, 38.918095 ], [ -77.104619, 38.916517 ], [ -77.104635, 38.916532 ], [ -77.104651, 38.916547 ], [ -77.104673, 38.916576 ], [ -77.104688, 38.916594 ], [ -77.104701, 38.916618 ], [ -77.10472, 38.916642 ], [ -77.104743, 38.916667 ], [ -77.104768, 38.916692 ], [ -77.10479, 38.916719 ], [ -77.104814, 38.916743 ], [ -77.104826, 38.916766 ], [ -77.104844, 38.916791 ], [ -77.104865, 38.91682 ], [ -77.104886, 38.916849 ], [ -77.104909, 38.916877 ], [ -77.10493, 38.916907 ], [ -77.10495, 38.916931 ], [ -77.10497, 38.916955 ], [ -77.104996, 38.916982 ], [ -77.105011, 38.916999 ], [ -77.105024, 38.917015 ], [ -77.105043, 38.917044 ], [ -77.10506, 38.917071 ], [ -77.105073, 38.917087 ], [ -77.105093, 38.91711 ], [ -77.105101, 38.917136 ], [ -77.105099, 38.917163 ], [ -77.105113, 38.917188 ], [ -77.105144, 38.9172 ], [ -77.105166, 38.917224 ], [ -77.105168, 38.917248 ], [ -77.105157, 38.917271 ], [ -77.105144, 38.91729 ], [ -77.105161, 38.917305 ], [ -77.105167, 38.917331 ], [ -77.105192, 38.917346 ], [ -77.10522, 38.917347 ], [ -77.105241, 38.917336 ], [ -77.105266, 38.917338 ], [ -77.105294, 38.917341 ], [ -77.105314, 38.917358 ], [ -77.105335, 38.917372 ], [ -77.10535, 38.917389 ], [ -77.105353, 38.917413 ], [ -77.105357, 38.917447 ], [ -77.105371, 38.917463 ], [ -77.105393, 38.917453 ], [ -77.105417, 38.917453 ], [ -77.105439, 38.917464 ], [ -77.105446, 38.917484 ], [ -77.10545, 38.917506 ], [ -77.105468, 38.917526 ], [ -77.105491, 38.917545 ], [ -77.10551, 38.917563 ], [ -77.105517, 38.917584 ], [ -77.105529, 38.917605 ], [ -77.105554, 38.917619 ], [ -77.105587, 38.91763 ], [ -77.105591, 38.917656 ], [ -77.105586, 38.917677 ], [ -77.105607, 38.917695 ], [ -77.105598, 38.917714 ], [ -77.105596, 38.917732 ], [ -77.105596, 38.917751 ], [ -77.105613, 38.917765 ], [ -77.105618, 38.917798 ], [ -77.105624, 38.917817 ], [ -77.10562, 38.917835 ], [ -77.105622, 38.917855 ], [ -77.105632, 38.917877 ], [ -77.105636, 38.917896 ], [ -77.105658, 38.91791 ], [ -77.105686, 38.917918 ], [ -77.10567, 38.917939 ], [ -77.105683, 38.917956 ], [ -77.105669, 38.917979 ], [ -77.105673, 38.917997 ], [ -77.105709, 38.918006 ], [ -77.105712, 38.918028 ], [ -77.105704, 38.918045 ], [ -77.105716, 38.918064 ], [ -77.10573, 38.918087 ], [ -77.105744, 38.918112 ], [ -77.105726, 38.918134 ], [ -77.105737, 38.91815 ], [ -77.105724, 38.91817 ], [ -77.105723, 38.918194 ], [ -77.105736, 38.918217 ], [ -77.105745, 38.918242 ], [ -77.105728, 38.918254 ], [ -77.105728, 38.918277 ], [ -77.105734, 38.918302 ], [ -77.105752, 38.918317 ], [ -77.105768, 38.918302 ], [ -77.105784, 38.918316 ], [ -77.105813, 38.918329 ], [ -77.105823, 38.918346 ], [ -77.105834, 38.918364 ], [ -77.105837, 38.918388 ], [ -77.105838, 38.918409 ], [ -77.105839, 38.918431 ], [ -77.105858, 38.918448 ], [ -77.105864, 38.918472 ], [ -77.10587, 38.918492 ], [ -77.105878, 38.918513 ], [ -77.105901, 38.918525 ], [ -77.105926, 38.918532 ], [ -77.105943, 38.918545 ], [ -77.105941, 38.918565 ], [ -77.105944, 38.918584 ], [ -77.105961, 38.918602 ], [ -77.105986, 38.918605 ], [ -77.106009, 38.918603 ], [ -77.106023, 38.918622 ], [ -77.106039, 38.91864 ], [ -77.106043, 38.918664 ], [ -77.106061, 38.918679 ], [ -77.106077, 38.918699 ], [ -77.106099, 38.918722 ], [ -77.106121, 38.918747 ], [ -77.10614, 38.91878 ], [ -77.10615, 38.918799 ], [ -77.10616, 38.918816 ], [ -77.106167, 38.918833 ], [ -77.106175, 38.918851 ], [ -77.106189, 38.918886 ], [ -77.106194, 38.918904 ], [ -77.106199, 38.918923 ], [ -77.106218, 38.918955 ], [ -77.106225, 38.918975 ], [ -77.106232, 38.919007 ], [ -77.106218, 38.919034 ], [ -77.10621, 38.919064 ], [ -77.106227, 38.919086 ], [ -77.106245, 38.919101 ], [ -77.106263, 38.919119 ], [ -77.106275, 38.91914 ], [ -77.106266, 38.919164 ], [ -77.106275, 38.919185 ], [ -77.1063, 38.919187 ], [ -77.106331, 38.919204 ], [ -77.10634, 38.919228 ], [ -77.106341, 38.919258 ], [ -77.106346, 38.919276 ], [ -77.106368, 38.919293 ], [ -77.106397, 38.919304 ], [ -77.106419, 38.919318 ], [ -77.106443, 38.919325 ], [ -77.106466, 38.919347 ], [ -77.106475, 38.919369 ], [ -77.106469, 38.919391 ], [ -77.106478, 38.919418 ], [ -77.106497, 38.919442 ], [ -77.106519, 38.919464 ], [ -77.106543, 38.919477 ], [ -77.106571, 38.919489 ], [ -77.106577, 38.919511 ], [ -77.106572, 38.919537 ], [ -77.106584, 38.919554 ], [ -77.106608, 38.91954 ], [ -77.106635, 38.919545 ], [ -77.106659, 38.919556 ], [ -77.106668, 38.919584 ], [ -77.106676, 38.919601 ], [ -77.106692, 38.919633 ], [ -77.106706, 38.91966 ], [ -77.106727, 38.919687 ], [ -77.106749, 38.919715 ], [ -77.106772, 38.91974 ], [ -77.106796, 38.919765 ], [ -77.106819, 38.919791 ], [ -77.106835, 38.919813 ], [ -77.106851, 38.919839 ], [ -77.106868, 38.919862 ], [ -77.106878, 38.919889 ], [ -77.106872, 38.919908 ], [ -77.106849, 38.919923 ], [ -77.106826, 38.919938 ], [ -77.106809, 38.919957 ], [ -77.1068, 38.919981 ], [ -77.106794, 38.920005 ], [ -77.106801, 38.920026 ], [ -77.106828, 38.920033 ], [ -77.106852, 38.920031 ], [ -77.106873, 38.920016 ], [ -77.106895, 38.920002 ], [ -77.106918, 38.919989 ], [ -77.106949, 38.919976 ], [ -77.106975, 38.919983 ], [ -77.106991, 38.920002 ], [ -77.107001, 38.92003 ], [ -77.10701, 38.920057 ], [ -77.107089, 38.920165 ], [ -77.10722, 38.920227 ], [ -77.107258, 38.920257 ], [ -77.107245, 38.920276 ], [ -77.107261, 38.920297 ], [ -77.107284, 38.920311 ], [ -77.10731, 38.920328 ], [ -77.107339, 38.920341 ], [ -77.107366, 38.920355 ], [ -77.107391, 38.920372 ], [ -77.107418, 38.920388 ], [ -77.107447, 38.920411 ], [ -77.107476, 38.920433 ], [ -77.107498, 38.920459 ], [ -77.107517, 38.920488 ], [ -77.107535, 38.920515 ], [ -77.107553, 38.920543 ], [ -77.107565, 38.920572 ], [ -77.10758, 38.920602 ], [ -77.107603, 38.920633 ], [ -77.107626, 38.920661 ], [ -77.107646, 38.920687 ], [ -77.107654, 38.920717 ], [ -77.107668, 38.920739 ], [ -77.107679, 38.920758 ], [ -77.107669, 38.920781 ], [ -77.107692, 38.920783 ], [ -77.107717, 38.920774 ], [ -77.107736, 38.920791 ], [ -77.107739, 38.920816 ], [ -77.107756, 38.920835 ], [ -77.107778, 38.920856 ], [ -77.107802, 38.920866 ], [ -77.107827, 38.920874 ], [ -77.10784, 38.920892 ], [ -77.10787, 38.920899 ], [ -77.107897, 38.920912 ], [ -77.107919, 38.920925 ], [ -77.107939, 38.920941 ], [ -77.107971, 38.920949 ], [ -77.107993, 38.920958 ], [ -77.108015, 38.920978 ], [ -77.108046, 38.920999 ], [ -77.10806, 38.921014 ], [ -77.108083, 38.921039 ], [ -77.108112, 38.921059 ], [ -77.108134, 38.921079 ], [ -77.108146, 38.921101 ], [ -77.10817, 38.921118 ], [ -77.108186, 38.92114 ], [ -77.108199, 38.92117 ], [ -77.108205, 38.921203 ], [ -77.108208, 38.921233 ], [ -77.108204, 38.921255 ], [ -77.108208, 38.921277 ], [ -77.108235, 38.921279 ], [ -77.108253, 38.921292 ], [ -77.108278, 38.921317 ], [ -77.108291, 38.921336 ], [ -77.108323, 38.921339 ], [ -77.108353, 38.921349 ], [ -77.108373, 38.921369 ], [ -77.108387, 38.921388 ], [ -77.108409, 38.921409 ], [ -77.108428, 38.92143 ], [ -77.108428, 38.921458 ], [ -77.108443, 38.921478 ], [ -77.108459, 38.92149 ], [ -77.108476, 38.921518 ], [ -77.10849, 38.921538 ], [ -77.108485, 38.92156 ], [ -77.108487, 38.921581 ], [ -77.108513, 38.921594 ], [ -77.108529, 38.921617 ], [ -77.108513, 38.921636 ], [ -77.108531, 38.921648 ], [ -77.108553, 38.921641 ], [ -77.108571, 38.921626 ], [ -77.108592, 38.92161 ], [ -77.108615, 38.921628 ], [ -77.108632, 38.921646 ], [ -77.108652, 38.921663 ], [ -77.108669, 38.921679 ], [ -77.108681, 38.921701 ], [ -77.108703, 38.921717 ], [ -77.108727, 38.92172 ], [ -77.108755, 38.921724 ], [ -77.108758, 38.921744 ], [ -77.108755, 38.921767 ], [ -77.108746, 38.92179 ], [ -77.108746, 38.921813 ], [ -77.108767, 38.921828 ], [ -77.10879, 38.921834 ], [ -77.108817, 38.921823 ], [ -77.108848, 38.921828 ], [ -77.108845, 38.921848 ], [ -77.108846, 38.921871 ], [ -77.108876, 38.92187 ], [ -77.108902, 38.921859 ], [ -77.108927, 38.921865 ], [ -77.108955, 38.921856 ], [ -77.108974, 38.92184 ], [ -77.108999, 38.921856 ], [ -77.109006, 38.921878 ], [ -77.109022, 38.921893 ], [ -77.109044, 38.921905 ], [ -77.109068, 38.921914 ], [ -77.109093, 38.921925 ], [ -77.109114, 38.92194 ], [ -77.109129, 38.921958 ], [ -77.109138, 38.921981 ], [ -77.109141, 38.922001 ], [ -77.109158, 38.922016 ], [ -77.109178, 38.922039 ], [ -77.109192, 38.922054 ], [ -77.109214, 38.922068 ], [ -77.109238, 38.922075 ], [ -77.10926, 38.922085 ], [ -77.109284, 38.922097 ], [ -77.109319, 38.922109 ], [ -77.109344, 38.922129 ], [ -77.109362, 38.922147 ], [ -77.109381, 38.922166 ], [ -77.109388, 38.922189 ], [ -77.109378, 38.922208 ], [ -77.109367, 38.922226 ], [ -77.109367, 38.922247 ], [ -77.109388, 38.922239 ], [ -77.109402, 38.922223 ], [ -77.109426, 38.922228 ], [ -77.109454, 38.92224 ], [ -77.109489, 38.922249 ], [ -77.109515, 38.922264 ], [ -77.109545, 38.922285 ], [ -77.109578, 38.922304 ], [ -77.109612, 38.922323 ], [ -77.109653, 38.922336 ], [ -77.109688, 38.922356 ], [ -77.109712, 38.922381 ], [ -77.109719, 38.922403 ], [ -77.109735, 38.922417 ], [ -77.109773, 38.922426 ], [ -77.10981, 38.922445 ], [ -77.109842, 38.922458 ], [ -77.109868, 38.922478 ], [ -77.109889, 38.922506 ], [ -77.109897, 38.922523 ], [ -77.109905, 38.922555 ], [ -77.109911, 38.922584 ], [ -77.109922, 38.922612 ], [ -77.109939, 38.922632 ], [ -77.109966, 38.922645 ], [ -77.109996, 38.922658 ], [ -77.110018, 38.922674 ], [ -77.110021, 38.922698 ], [ -77.110037, 38.922714 ], [ -77.110065, 38.922713 ], [ -77.110096, 38.922716 ], [ -77.110122, 38.922732 ], [ -77.110134, 38.922755 ], [ -77.110155, 38.922766 ], [ -77.110186, 38.922778 ], [ -77.110208, 38.922795 ], [ -77.110232, 38.922808 ], [ -77.110255, 38.922805 ], [ -77.110281, 38.922813 ], [ -77.110299, 38.92283 ], [ -77.110316, 38.922854 ], [ -77.11034, 38.922868 ], [ -77.110357, 38.922893 ], [ -77.110372, 38.922917 ], [ -77.110384, 38.922935 ], [ -77.110386, 38.922956 ], [ -77.110405, 38.922973 ], [ -77.110429, 38.922961 ], [ -77.110454, 38.922979 ], [ -77.110478, 38.922993 ], [ -77.110509, 38.923004 ], [ -77.110542, 38.923015 ], [ -77.110568, 38.923031 ], [ -77.110583, 38.923064 ], [ -77.110603, 38.923096 ], [ -77.110616, 38.923111 ], [ -77.110629, 38.923126 ], [ -77.110644, 38.923153 ], [ -77.110646, 38.923174 ], [ -77.110674, 38.923188 ], [ -77.110692, 38.923209 ], [ -77.110715, 38.923218 ], [ -77.110744, 38.923234 ], [ -77.110776, 38.923251 ], [ -77.110805, 38.92327 ], [ -77.110835, 38.923288 ], [ -77.110861, 38.923312 ], [ -77.110883, 38.92334 ], [ -77.110902, 38.923366 ], [ -77.110904, 38.923393 ], [ -77.110894, 38.923415 ], [ -77.110909, 38.923432 ], [ -77.11094, 38.923426 ], [ -77.110965, 38.923426 ], [ -77.110973, 38.923447 ], [ -77.110999, 38.92346 ], [ -77.111029, 38.923469 ], [ -77.111062, 38.923478 ], [ -77.111088, 38.923483 ], [ -77.111111, 38.923493 ], [ -77.111134, 38.923501 ], [ -77.111163, 38.92351 ], [ -77.111175, 38.923535 ], [ -77.111184, 38.923556 ], [ -77.111214, 38.923567 ], [ -77.111225, 38.923584 ], [ -77.111252, 38.923585 ], [ -77.111273, 38.923599 ], [ -77.111268, 38.923624 ], [ -77.111278, 38.923649 ], [ -77.111296, 38.923669 ], [ -77.11132, 38.923666 ], [ -77.111344, 38.92368 ], [ -77.111358, 38.923707 ], [ -77.111381, 38.923738 ], [ -77.111393, 38.923755 ], [ -77.111402, 38.923786 ], [ -77.111405, 38.923812 ], [ -77.111417, 38.923838 ], [ -77.11145, 38.923835 ], [ -77.111473, 38.923848 ], [ -77.111498, 38.923853 ], [ -77.111525, 38.923862 ], [ -77.111553, 38.923871 ], [ -77.111555, 38.923896 ], [ -77.111586, 38.923904 ], [ -77.111612, 38.923919 ], [ -77.111631, 38.923935 ], [ -77.11166, 38.92394 ], [ -77.111679, 38.923952 ], [ -77.111692, 38.923972 ], [ -77.111719, 38.923984 ], [ -77.111744, 38.923995 ], [ -77.111772, 38.924004 ], [ -77.111798, 38.924014 ], [ -77.111825, 38.924024 ], [ -77.111835, 38.924042 ], [ -77.111827, 38.924065 ], [ -77.111836, 38.924095 ], [ -77.111864, 38.924101 ], [ -77.111895, 38.924093 ], [ -77.111916, 38.924111 ], [ -77.111945, 38.924117 ], [ -77.111962, 38.924131 ], [ -77.111978, 38.924152 ], [ -77.111974, 38.924185 ], [ -77.111971, 38.924203 ], [ -77.111987, 38.924216 ], [ -77.112008, 38.924224 ], [ -77.112011, 38.924244 ], [ -77.112019, 38.924263 ], [ -77.112052, 38.924258 ], [ -77.112087, 38.924257 ], [ -77.112092, 38.924276 ], [ -77.112111, 38.924288 ], [ -77.112135, 38.924287 ], [ -77.112167, 38.924291 ], [ -77.112174, 38.924314 ], [ -77.112181, 38.924338 ], [ -77.112194, 38.924355 ], [ -77.11222, 38.924369 ], [ -77.112231, 38.924399 ], [ -77.112252, 38.924422 ], [ -77.112273, 38.92444 ], [ -77.112295, 38.924451 ], [ -77.112323, 38.924442 ], [ -77.112358, 38.924437 ], [ -77.112396, 38.924444 ], [ -77.112424, 38.924459 ], [ -77.112432, 38.924483 ], [ -77.112437, 38.924506 ], [ -77.112461, 38.924517 ], [ -77.112482, 38.924533 ], [ -77.112508, 38.924545 ], [ -77.112525, 38.924569 ], [ -77.112538, 38.924591 ], [ -77.112563, 38.924607 ], [ -77.112586, 38.924627 ], [ -77.112612, 38.924643 ], [ -77.112638, 38.924647 ], [ -77.112659, 38.924657 ], [ -77.112678, 38.924688 ], [ -77.11269, 38.924704 ], [ -77.112702, 38.92472 ], [ -77.112715, 38.924737 ], [ -77.112727, 38.924753 ], [ -77.112739, 38.924772 ], [ -77.112751, 38.924791 ], [ -77.112767, 38.924808 ], [ -77.112783, 38.924824 ], [ -77.112798, 38.924852 ], [ -77.112796, 38.924873 ], [ -77.11277, 38.924877 ], [ -77.112745, 38.924881 ], [ -77.11274, 38.924903 ], [ -77.112749, 38.92492 ], [ -77.112756, 38.924939 ], [ -77.112784, 38.924942 ], [ -77.112806, 38.92495 ], [ -77.112829, 38.924961 ], [ -77.112846, 38.924985 ], [ -77.112859, 38.925007 ], [ -77.11284, 38.925025 ], [ -77.112854, 38.925045 ], [ -77.112879, 38.925045 ], [ -77.112894, 38.925068 ], [ -77.112909, 38.925085 ], [ -77.11292, 38.925062 ], [ -77.112948, 38.925059 ], [ -77.112967, 38.925082 ], [ -77.112991, 38.925111 ], [ -77.113014, 38.925126 ], [ -77.113032, 38.925147 ], [ -77.1131, 38.92524 ], [ -77.113187, 38.925313 ], [ -77.113216, 38.925316 ], [ -77.113231, 38.92533 ], [ -77.113246, 38.92535 ], [ -77.113268, 38.92536 ], [ -77.113293, 38.925365 ], [ -77.113328, 38.925363 ], [ -77.113351, 38.925368 ], [ -77.113368, 38.925384 ], [ -77.11338, 38.925403 ], [ -77.113406, 38.925418 ], [ -77.113406, 38.925443 ], [ -77.113406, 38.925472 ], [ -77.113425, 38.925487 ], [ -77.113426, 38.925507 ], [ -77.113434, 38.925529 ], [ -77.113448, 38.925554 ], [ -77.11347, 38.925576 ], [ -77.113487, 38.925598 ], [ -77.113506, 38.925619 ], [ -77.113518, 38.925637 ], [ -77.11353, 38.925656 ], [ -77.113546, 38.925671 ], [ -77.113552, 38.925699 ], [ -77.113553, 38.925732 ], [ -77.113566, 38.925754 ], [ -77.113591, 38.92575 ], [ -77.113617, 38.925741 ], [ -77.113632, 38.925766 ], [ -77.113653, 38.925782 ], [ -77.113661, 38.925806 ], [ -77.113664, 38.925826 ], [ -77.113682, 38.925846 ], [ -77.113697, 38.925865 ], [ -77.113715, 38.925852 ], [ -77.113739, 38.925846 ], [ -77.113758, 38.925869 ], [ -77.113758, 38.925894 ], [ -77.113757, 38.925915 ], [ -77.113756, 38.925941 ], [ -77.113758, 38.925968 ], [ -77.11378, 38.925986 ], [ -77.113804, 38.926 ], [ -77.11383, 38.926005 ], [ -77.113861, 38.926016 ], [ -77.113879, 38.926031 ], [ -77.113899, 38.926054 ], [ -77.113924, 38.926072 ], [ -77.113941, 38.926092 ], [ -77.113953, 38.926112 ], [ -77.113954, 38.926133 ], [ -77.113978, 38.92613 ], [ -77.114003, 38.926139 ], [ -77.114021, 38.926161 ], [ -77.114022, 38.926188 ], [ -77.114023, 38.92621 ], [ -77.11402, 38.926231 ], [ -77.114022, 38.926258 ], [ -77.114038, 38.926279 ], [ -77.114069, 38.926279 ], [ -77.114084, 38.926293 ], [ -77.114101, 38.92631 ], [ -77.114117, 38.926331 ], [ -77.114125, 38.926359 ], [ -77.114131, 38.926386 ], [ -77.114136, 38.926414 ], [ -77.114152, 38.926437 ], [ -77.11417, 38.92646 ], [ -77.11418, 38.926485 ], [ -77.114195, 38.926504 ], [ -77.114213, 38.926523 ], [ -77.114229, 38.926541 ], [ -77.114249, 38.926563 ], [ -77.11425, 38.926585 ], [ -77.114251, 38.926608 ], [ -77.114277, 38.926617 ], [ -77.114296, 38.926605 ], [ -77.114319, 38.926622 ], [ -77.114348, 38.926633 ], [ -77.11437, 38.926649 ], [ -77.114388, 38.926665 ], [ -77.114404, 38.926689 ], [ -77.114406, 38.926714 ], [ -77.114421, 38.926736 ], [ -77.114434, 38.926762 ], [ -77.114449, 38.926785 ], [ -77.114462, 38.926808 ], [ -77.114481, 38.926825 ], [ -77.114491, 38.926851 ], [ -77.114515, 38.926868 ], [ -77.114526, 38.926887 ], [ -77.114522, 38.926911 ], [ -77.114528, 38.926935 ], [ -77.11455, 38.926948 ], [ -77.114587, 38.92696 ], [ -77.114622, 38.926977 ], [ -77.114639, 38.927005 ], [ -77.114642, 38.927033 ], [ -77.114668, 38.927055 ], [ -77.1147, 38.927057 ], [ -77.114735, 38.927067 ], [ -77.114762, 38.927089 ], [ -77.114782, 38.927118 ], [ -77.114785, 38.92715 ], [ -77.114787, 38.927169 ], [ -77.114778, 38.927189 ], [ -77.11476, 38.927202 ], [ -77.114774, 38.927222 ], [ -77.114796, 38.927214 ], [ -77.114822, 38.927212 ], [ -77.114801, 38.927237 ], [ -77.114814, 38.927252 ], [ -77.114828, 38.927276 ], [ -77.114841, 38.927298 ], [ -77.114862, 38.927319 ], [ -77.114885, 38.927321 ], [ -77.114903, 38.927339 ], [ -77.114899, 38.927358 ], [ -77.114903, 38.927376 ], [ -77.114929, 38.927388 ], [ -77.114953, 38.927378 ], [ -77.114944, 38.927359 ], [ -77.114941, 38.927341 ], [ -77.114969, 38.927356 ], [ -77.114995, 38.927364 ], [ -77.115055, 38.927372 ], [ -77.115084, 38.92739 ], [ -77.11512, 38.927401 ], [ -77.115148, 38.927409 ], [ -77.115177, 38.927434 ], [ -77.115202, 38.92746 ], [ -77.115218, 38.927487 ], [ -77.115236, 38.92751 ], [ -77.115259, 38.92753 ], [ -77.115277, 38.927557 ], [ -77.115286, 38.927583 ], [ -77.115306, 38.9276 ], [ -77.115327, 38.927622 ], [ -77.11533, 38.927646 ], [ -77.115335, 38.927667 ], [ -77.115365, 38.927656 ], [ -77.115388, 38.927641 ], [ -77.115413, 38.92765 ], [ -77.115441, 38.927668 ], [ -77.115448, 38.927693 ], [ -77.115469, 38.927713 ], [ -77.115494, 38.927714 ], [ -77.115518, 38.92771 ], [ -77.11553, 38.927726 ], [ -77.11552, 38.927754 ], [ -77.115515, 38.927787 ], [ -77.115518, 38.927818 ], [ -77.115548, 38.927827 ], [ -77.115574, 38.927843 ], [ -77.115606, 38.927856 ], [ -77.115619, 38.927875 ], [ -77.115644, 38.927899 ], [ -77.115674, 38.927918 ], [ -77.115699, 38.927937 ], [ -77.115714, 38.927959 ], [ -77.115735, 38.927979 ], [ -77.115744, 38.928009 ], [ -77.115765, 38.928019 ], [ -77.115797, 38.928021 ], [ -77.115821, 38.92804 ], [ -77.11583, 38.928063 ], [ -77.115813, 38.928085 ], [ -77.115828, 38.928105 ], [ -77.11586, 38.928094 ], [ -77.115882, 38.928102 ], [ -77.115901, 38.928119 ], [ -77.115907, 38.928146 ], [ -77.115926, 38.92816 ], [ -77.115957, 38.928165 ], [ -77.11597, 38.928186 ], [ -77.11598, 38.928212 ], [ -77.11599, 38.928237 ], [ -77.116003, 38.928262 ], [ -77.116022, 38.928286 ], [ -77.116039, 38.928311 ], [ -77.116046, 38.92833 ], [ -77.116044, 38.928348 ], [ -77.116029, 38.928364 ], [ -77.116013, 38.928377 ], [ -77.116015, 38.928395 ], [ -77.116027, 38.928412 ], [ -77.116052, 38.928401 ], [ -77.116081, 38.928402 ], [ -77.116105, 38.928411 ], [ -77.116119, 38.928431 ], [ -77.116132, 38.928452 ], [ -77.116135, 38.928473 ], [ -77.116156, 38.928483 ], [ -77.11618, 38.928499 ], [ -77.116193, 38.92852 ], [ -77.116207, 38.928545 ], [ -77.116212, 38.928572 ], [ -77.116212, 38.928591 ], [ -77.116187, 38.92865 ], [ -77.116192, 38.928676 ], [ -77.116206, 38.928699 ], [ -77.116226, 38.928722 ], [ -77.116242, 38.928749 ], [ -77.116249, 38.928775 ], [ -77.116261, 38.928801 ], [ -77.116283, 38.928817 ], [ -77.11631, 38.928831 ], [ -77.116331, 38.92885 ], [ -77.116338, 38.928869 ], [ -77.116322, 38.928891 ], [ -77.116315, 38.928915 ], [ -77.116322, 38.928944 ], [ -77.116328, 38.928996 ], [ -77.116351, 38.9291 ], [ -77.116365, 38.929118 ], [ -77.116374, 38.929138 ], [ -77.116388, 38.929164 ], [ -77.116407, 38.929186 ], [ -77.116421, 38.929211 ], [ -77.116435, 38.92924 ], [ -77.11644, 38.929269 ], [ -77.116437, 38.929302 ], [ -77.116442, 38.929331 ], [ -77.116453, 38.929358 ], [ -77.116444, 38.929389 ], [ -77.116439, 38.929417 ], [ -77.116434, 38.929439 ], [ -77.116409, 38.929452 ], [ -77.116408, 38.929478 ], [ -77.116415, 38.929502 ], [ -77.116436, 38.929571 ], [ -77.116466, 38.929631 ], [ -77.116513, 38.929699 ], [ -77.116524, 38.929714 ], [ -77.116542, 38.929739 ], [ -77.116558, 38.929763 ], [ -77.116571, 38.929781 ], [ -77.116587, 38.929804 ], [ -77.116598, 38.92982 ], [ -77.116608, 38.929835 ], [ -77.116621, 38.929852 ], [ -77.116637, 38.929877 ], [ -77.116654, 38.929901 ], [ -77.11667, 38.929924 ], [ -77.116689, 38.92995 ], [ -77.116706, 38.929974 ], [ -77.116717, 38.92999 ], [ -77.116728, 38.930006 ], [ -77.116744, 38.930031 ], [ -77.116756, 38.930046 ], [ -77.116768, 38.930063 ], [ -77.116783, 38.930085 ], [ -77.116794, 38.930102 ], [ -77.116802, 38.930112 ], [ -77.116818, 38.930135 ], [ -77.11683, 38.930152 ], [ -77.116841, 38.930167 ], [ -77.116872, 38.930214 ], [ -77.116884, 38.930231 ], [ -77.116906, 38.930263 ], [ -77.116917, 38.930279 ], [ -77.116931, 38.930296 ], [ -77.116942, 38.930312 ], [ -77.116954, 38.93033 ], [ -77.116969, 38.930353 ], [ -77.11698, 38.930369 ], [ -77.116997, 38.930392 ], [ -77.11701, 38.930409 ], [ -77.117021, 38.930426 ], [ -77.117038, 38.93045 ], [ -77.117044, 38.930459 ], [ -77.117055, 38.930474 ], [ -77.117075, 38.930505 ], [ -77.117087, 38.930522 ], [ -77.117104, 38.930547 ], [ -77.117122, 38.930569 ], [ -77.117134, 38.930588 ], [ -77.117144, 38.930603 ], [ -77.117151, 38.930612 ], [ -77.117164, 38.930633 ], [ -77.117178, 38.930653 ], [ -77.117189, 38.930669 ], [ -77.117207, 38.930692 ], [ -77.117224, 38.930717 ], [ -77.117237, 38.930737 ], [ -77.117245, 38.930749 ], [ -77.117252, 38.930757 ], [ -77.117269, 38.93078 ], [ -77.117289, 38.930811 ], [ -77.117308, 38.930837 ], [ -77.117324, 38.930862 ], [ -77.117336, 38.930876 ], [ -77.117348, 38.930893 ], [ -77.117359, 38.93091 ], [ -77.117368, 38.930924 ], [ -77.117381, 38.930942 ], [ -77.117398, 38.930966 ], [ -77.117419, 38.930997 ], [ -77.117436, 38.931022 ], [ -77.117449, 38.931039 ], [ -77.11746, 38.931055 ], [ -77.11748, 38.931086 ], [ -77.117494, 38.931104 ], [ -77.117507, 38.931125 ], [ -77.117522, 38.931143 ], [ -77.117539, 38.931168 ], [ -77.11756, 38.9312 ], [ -77.117578, 38.931224 ], [ -77.117595, 38.931249 ], [ -77.117606, 38.931264 ], [ -77.117623, 38.931289 ], [ -77.117643, 38.931318 ], [ -77.117663, 38.931346 ], [ -77.117684, 38.931377 ], [ -77.117702, 38.931402 ], [ -77.117718, 38.931427 ], [ -77.11773, 38.931442 ], [ -77.117745, 38.931466 ], [ -77.117758, 38.931481 ], [ -77.117772, 38.931504 ], [ -77.117784, 38.931522 ], [ -77.117802, 38.931546 ], [ -77.117815, 38.931564 ], [ -77.117832, 38.931588 ], [ -77.117854, 38.931619 ], [ -77.117875, 38.931652 ], [ -77.117888, 38.931669 ], [ -77.117903, 38.931692 ], [ -77.117918, 38.931714 ], [ -77.117933, 38.931733 ], [ -77.117949, 38.931757 ], [ -77.117961, 38.931773 ], [ -77.117972, 38.931788 ], [ -77.117986, 38.93181 ], [ -77.117998, 38.931827 ], [ -77.118009, 38.931844 ], [ -77.118027, 38.93187 ], [ -77.118045, 38.931894 ], [ -77.118057, 38.931911 ], [ -77.118074, 38.931934 ], [ -77.118094, 38.931965 ], [ -77.118111, 38.93199 ], [ -77.11813, 38.932016 ], [ -77.118147, 38.93204 ], [ -77.118158, 38.932055 ], [ -77.118173, 38.932079 ], [ -77.118181, 38.932089 ], [ -77.118197, 38.932112 ], [ -77.118214, 38.932136 ], [ -77.11823, 38.932161 ], [ -77.118242, 38.932176 ], [ -77.118258, 38.932201 ], [ -77.118275, 38.932226 ], [ -77.118293, 38.932249 ], [ -77.118304, 38.932265 ], [ -77.118321, 38.932289 ], [ -77.118336, 38.932313 ], [ -77.118349, 38.93233 ], [ -77.118371, 38.932362 ], [ -77.118383, 38.932378 ], [ -77.118394, 38.932393 ], [ -77.118408, 38.932416 ], [ -77.118422, 38.932434 ], [ -77.118434, 38.932452 ], [ -77.118451, 38.932476 ], [ -77.118466, 38.932499 ], [ -77.118477, 38.932514 ], [ -77.11849, 38.932531 ], [ -77.118504, 38.932553 ], [ -77.118522, 38.93258 ], [ -77.118535, 38.932596 ], [ -77.118551, 38.932621 ], [ -77.118562, 38.932637 ], [ -77.118575, 38.932654 ], [ -77.118586, 38.932669 ], [ -77.118596, 38.932685 ], [ -77.118611, 38.932707 ], [ -77.118629, 38.932733 ], [ -77.118645, 38.932756 ], [ -77.118653, 38.932766 ], [ -77.118673, 38.932795 ], [ -77.118687, 38.932814 ], [ -77.118704, 38.932839 ], [ -77.118721, 38.932863 ], [ -77.118737, 38.932887 ], [ -77.118746, 38.9329 ], [ -77.118758, 38.932918 ], [ -77.118781, 38.93295 ], [ -77.1188, 38.932976 ], [ -77.118817, 38.933001 ], [ -77.118834, 38.933025 ], [ -77.11885, 38.933048 ], [ -77.118862, 38.933065 ], [ -77.118875, 38.933085 ], [ -77.11889, 38.933105 ], [ -77.11891, 38.933135 ], [ -77.118924, 38.933153 ], [ -77.118938, 38.933175 ], [ -77.118951, 38.933194 ], [ -77.118963, 38.933209 ], [ -77.118983, 38.93324 ], [ -77.119002, 38.933265 ], [ -77.119014, 38.933282 ], [ -77.119029, 38.933306 ], [ -77.119047, 38.93333 ], [ -77.11907, 38.933363 ], [ -77.119081, 38.933378 ], [ -77.119092, 38.933395 ], [ -77.119104, 38.933412 ], [ -77.119119, 38.933434 ], [ -77.119137, 38.93346 ], [ -77.119154, 38.933484 ], [ -77.119162, 38.933496 ], [ -77.119181, 38.933524 ], [ -77.119198, 38.933547 ], [ -77.119211, 38.933566 ], [ -77.119228, 38.933589 ], [ -77.119244, 38.933613 ], [ -77.119261, 38.933637 ], [ -77.11928, 38.933665 ], [ -77.119294, 38.933685 ], [ -77.11931, 38.933707 ], [ -77.119326, 38.933731 ], [ -77.11934, 38.933751 ], [ -77.119359, 38.933778 ], [ -77.119368, 38.933791 ], [ -77.119382, 38.933811 ], [ -77.119393, 38.933827 ], [ -77.119412, 38.933854 ], [ -77.11943, 38.933879 ], [ -77.119447, 38.933904 ], [ -77.119464, 38.933929 ], [ -77.119486, 38.93396 ], [ -77.119508, 38.933992 ], [ -77.119526, 38.934017 ], [ -77.119543, 38.934042 ], [ -77.11956, 38.934066 ], [ -77.11958, 38.934095 ], [ -77.119593, 38.934114 ], [ -77.11961, 38.934138 ], [ -77.119627, 38.934162 ], [ -77.119646, 38.934187 ], [ -77.119672, 38.934218 ], [ -77.11969, 38.934236 ], [ -77.119759, 38.934343 ], [ -77.119751, 38.93435 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007804", "BLKGRPCE": "2", "GEOID": "110010078042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 355706.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8954499", "INTPTLON": "-076.9297260", "mobility_total": "1007", "mobility_same_house": "830", "mobility_different_house": "177", "mobility_different_house_same_metro": "177", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.933251, 38.896209 ], [ -76.933249, 38.896304 ], [ -76.933246, 38.896348 ], [ -76.933238, 38.896407 ], [ -76.933226, 38.896466 ], [ -76.933211, 38.896524 ], [ -76.933192, 38.896582 ], [ -76.933168, 38.896643 ], [ -76.933154, 38.896675 ], [ -76.933122, 38.896739 ], [ -76.933087, 38.896801 ], [ -76.933068, 38.896832 ], [ -76.933027, 38.896892 ], [ -76.932971, 38.896967 ], [ -76.932953, 38.896989 ], [ -76.932895, 38.897052 ], [ -76.93283, 38.897112 ], [ -76.932807, 38.897131 ], [ -76.932781, 38.897154 ], [ -76.932726, 38.897198 ], [ -76.932668, 38.897241 ], [ -76.932638, 38.897261 ], [ -76.932544, 38.897318 ], [ -76.932511, 38.897335 ], [ -76.932287, 38.897465 ], [ -76.932223, 38.897509 ], [ -76.932162, 38.897556 ], [ -76.932104, 38.897605 ], [ -76.932049, 38.897656 ], [ -76.931997, 38.897709 ], [ -76.93195, 38.897761 ], [ -76.931908, 38.897814 ], [ -76.931869, 38.89787 ], [ -76.931834, 38.897926 ], [ -76.931818, 38.897955 ], [ -76.931804, 38.897985 ], [ -76.931777, 38.898037 ], [ -76.931765, 38.898063 ], [ -76.931743, 38.898117 ], [ -76.931724, 38.898171 ], [ -76.931708, 38.898226 ], [ -76.931695, 38.898275 ], [ -76.931685, 38.89832 ], [ -76.931682, 38.898339 ], [ -76.931678, 38.898364 ], [ -76.931674, 38.898409 ], [ -76.931672, 38.898454 ], [ -76.931672, 38.898477 ], [ -76.931662, 38.898613 ], [ -76.93152, 38.898588 ], [ -76.931372, 38.898564 ], [ -76.931095, 38.898514 ], [ -76.930663, 38.898441 ], [ -76.930453, 38.898404 ], [ -76.930337, 38.898387 ], [ -76.930222, 38.898368 ], [ -76.930137, 38.898358 ], [ -76.930025, 38.898348 ], [ -76.929829, 38.89834 ], [ -76.929736, 38.898339 ], [ -76.929671, 38.898339 ], [ -76.929614, 38.898341 ], [ -76.929586, 38.898341 ], [ -76.929304, 38.898346 ], [ -76.929151, 38.898346 ], [ -76.928756, 38.89835 ], [ -76.928215, 38.89835 ], [ -76.928056, 38.89835 ], [ -76.927463, 38.89835 ], [ -76.927292, 38.898349 ], [ -76.926817, 38.898349 ], [ -76.926528, 38.898348 ], [ -76.925671, 38.898348 ], [ -76.925713, 38.898231 ], [ -76.92574, 38.898164 ], [ -76.925819, 38.897952 ], [ -76.925919, 38.897665 ], [ -76.926018, 38.897377 ], [ -76.926058, 38.897257 ], [ -76.926088, 38.89717 ], [ -76.926123, 38.897069 ], [ -76.926138, 38.897023 ], [ -76.926266, 38.896649 ], [ -76.92628, 38.89661 ], [ -76.9263, 38.896549 ], [ -76.926339, 38.896436 ], [ -76.926378, 38.896319 ], [ -76.926563, 38.895814 ], [ -76.926595, 38.895723 ], [ -76.926608, 38.895689 ], [ -76.926746, 38.895303 ], [ -76.927009, 38.894576 ], [ -76.927042, 38.894482 ], [ -76.927336, 38.893669 ], [ -76.927423, 38.893434 ], [ -76.927494, 38.893232 ], [ -76.927602, 38.892936 ], [ -76.927635, 38.892843 ], [ -76.92789, 38.892139 ], [ -76.927934, 38.892003 ], [ -76.927949, 38.891932 ], [ -76.927957, 38.891884 ], [ -76.92813, 38.89188 ], [ -76.928154, 38.891879 ], [ -76.92816, 38.891907 ], [ -76.928183, 38.89195 ], [ -76.928211, 38.891978 ], [ -76.928237, 38.891993 ], [ -76.928266, 38.892005 ], [ -76.928533, 38.892044 ], [ -76.928943, 38.892096 ], [ -76.929275, 38.892144 ], [ -76.929374, 38.892158 ], [ -76.929602, 38.892187 ], [ -76.92966, 38.89219 ], [ -76.929717, 38.892194 ], [ -76.929889, 38.892209 ], [ -76.93005, 38.892229 ], [ -76.930118, 38.892238 ], [ -76.930156, 38.892244 ], [ -76.930948, 38.892354 ], [ -76.931247, 38.892394 ], [ -76.931282, 38.8924 ], [ -76.931352, 38.892417 ], [ -76.931423, 38.892431 ], [ -76.931464, 38.89244 ], [ -76.931577, 38.89246 ], [ -76.931947, 38.892507 ], [ -76.932271, 38.89255 ], [ -76.932583, 38.892588 ], [ -76.932909, 38.892626 ], [ -76.932906, 38.893086 ], [ -76.932906, 38.893333 ], [ -76.932905, 38.89402 ], [ -76.932903, 38.894308 ], [ -76.932904, 38.89467 ], [ -76.932903, 38.894749 ], [ -76.932903, 38.895044 ], [ -76.932905, 38.895085 ], [ -76.932914, 38.895168 ], [ -76.932921, 38.895208 ], [ -76.93294, 38.89529 ], [ -76.932965, 38.89537 ], [ -76.93298, 38.89541 ], [ -76.933135, 38.895711 ], [ -76.933157, 38.895758 ], [ -76.933176, 38.895805 ], [ -76.933194, 38.895853 ], [ -76.933209, 38.895901 ], [ -76.933222, 38.89595 ], [ -76.933233, 38.895999 ], [ -76.933242, 38.896048 ], [ -76.933248, 38.896098 ], [ -76.933252, 38.896147 ], [ -76.933251, 38.896209 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007804", "BLKGRPCE": "3", "GEOID": "110010078043", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 213595.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8916396", "INTPTLON": "-076.9320540", "mobility_total": "1306", "mobility_same_house": "1066", "mobility_different_house": "240", "mobility_different_house_same_metro": "240", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.934882, 38.891359 ], [ -76.934877, 38.891808 ], [ -76.934877, 38.891888 ], [ -76.934877, 38.892482 ], [ -76.934875, 38.89288 ], [ -76.934874, 38.893584 ], [ -76.934873, 38.893734 ], [ -76.934875, 38.89427 ], [ -76.934875, 38.894553 ], [ -76.934872, 38.895003 ], [ -76.934774, 38.894989 ], [ -76.934569, 38.894962 ], [ -76.934189, 38.894914 ], [ -76.934086, 38.8949 ], [ -76.933965, 38.894885 ], [ -76.933011, 38.894762 ], [ -76.932903, 38.894749 ], [ -76.932904, 38.89467 ], [ -76.932903, 38.894308 ], [ -76.932905, 38.89402 ], [ -76.932906, 38.893333 ], [ -76.932906, 38.893086 ], [ -76.932909, 38.892626 ], [ -76.932583, 38.892588 ], [ -76.932271, 38.89255 ], [ -76.931947, 38.892507 ], [ -76.931577, 38.89246 ], [ -76.931464, 38.89244 ], [ -76.931423, 38.892431 ], [ -76.931352, 38.892417 ], [ -76.931282, 38.8924 ], [ -76.931247, 38.892394 ], [ -76.930948, 38.892354 ], [ -76.930156, 38.892244 ], [ -76.930118, 38.892238 ], [ -76.93005, 38.892229 ], [ -76.929889, 38.892209 ], [ -76.929717, 38.892194 ], [ -76.92966, 38.89219 ], [ -76.929602, 38.892187 ], [ -76.929374, 38.892158 ], [ -76.929275, 38.892144 ], [ -76.928943, 38.892096 ], [ -76.928533, 38.892044 ], [ -76.928266, 38.892005 ], [ -76.928237, 38.891993 ], [ -76.928211, 38.891978 ], [ -76.928183, 38.89195 ], [ -76.92816, 38.891907 ], [ -76.928154, 38.891879 ], [ -76.92813, 38.89188 ], [ -76.927957, 38.891884 ], [ -76.927961, 38.891844 ], [ -76.927963, 38.891783 ], [ -76.927964, 38.891551 ], [ -76.927963, 38.891298 ], [ -76.927964, 38.891022 ], [ -76.927963, 38.890857 ], [ -76.927964, 38.89078 ], [ -76.927966, 38.890399 ], [ -76.927965, 38.890134 ], [ -76.927966, 38.889966 ], [ -76.927965, 38.88991 ], [ -76.927966, 38.889812 ], [ -76.930054, 38.88982 ], [ -76.930072, 38.88982 ], [ -76.930155, 38.889821 ], [ -76.930391, 38.889824 ], [ -76.930783, 38.889831 ], [ -76.931165, 38.889822 ], [ -76.931828, 38.889814 ], [ -76.93202, 38.889807 ], [ -76.932047, 38.889806 ], [ -76.932772, 38.889815 ], [ -76.934376, 38.889828 ], [ -76.934875, 38.889824 ], [ -76.934878, 38.890286 ], [ -76.934878, 38.8904 ], [ -76.93488, 38.890682 ], [ -76.93488, 38.891013 ], [ -76.934882, 38.891359 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007806", "BLKGRPCE": "1", "GEOID": "110010078061", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 296288.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9060018", "INTPTLON": "-076.9290967", "mobility_total": "995", "mobility_same_house": "810", "mobility_different_house": "185", "mobility_different_house_same_metro": "174", "mobility_different_house_different_metro": "11", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.933166, 38.909843 ], [ -76.932568, 38.91022 ], [ -76.93169, 38.910338 ], [ -76.931664, 38.910318 ], [ -76.931505, 38.910193 ], [ -76.931408, 38.910116 ], [ -76.931327, 38.910052 ], [ -76.931307, 38.910036 ], [ -76.93097, 38.909778 ], [ -76.93087, 38.909696 ], [ -76.930531, 38.90943 ], [ -76.930443, 38.909361 ], [ -76.930377, 38.90931 ], [ -76.930069, 38.90907 ], [ -76.929719, 38.908793 ], [ -76.929612, 38.908709 ], [ -76.929512, 38.908632 ], [ -76.929365, 38.908517 ], [ -76.929323, 38.908485 ], [ -76.928976, 38.908211 ], [ -76.928882, 38.908138 ], [ -76.928755, 38.908038 ], [ -76.928713, 38.908005 ], [ -76.92864, 38.907947 ], [ -76.928565, 38.907888 ], [ -76.928537, 38.907866 ], [ -76.928517, 38.90785 ], [ -76.928389, 38.907748 ], [ -76.928273, 38.907656 ], [ -76.927907, 38.907378 ], [ -76.927889, 38.907364 ], [ -76.927749, 38.907254 ], [ -76.927694, 38.907214 ], [ -76.92756, 38.907105 ], [ -76.927407, 38.906985 ], [ -76.927118, 38.906757 ], [ -76.926804, 38.90651 ], [ -76.926748, 38.906466 ], [ -76.926488, 38.906261 ], [ -76.926463, 38.906242 ], [ -76.926328, 38.906135 ], [ -76.926297, 38.90611 ], [ -76.926258, 38.90608 ], [ -76.926193, 38.906032 ], [ -76.926168, 38.906012 ], [ -76.926138, 38.905989 ], [ -76.92604, 38.905912 ], [ -76.925745, 38.905678 ], [ -76.925282, 38.905319 ], [ -76.925182, 38.90524 ], [ -76.92511, 38.905182 ], [ -76.925086, 38.905164 ], [ -76.92504, 38.905127 ], [ -76.925008, 38.905103 ], [ -76.924722, 38.904876 ], [ -76.924671, 38.904837 ], [ -76.924572, 38.904759 ], [ -76.924504, 38.904706 ], [ -76.924159, 38.904437 ], [ -76.923728, 38.9041 ], [ -76.923633, 38.904025 ], [ -76.923599, 38.903998 ], [ -76.92397, 38.903932 ], [ -76.924477, 38.903837 ], [ -76.92482, 38.903778 ], [ -76.924962, 38.903755 ], [ -76.925842, 38.903604 ], [ -76.926018, 38.903577 ], [ -76.926194, 38.903554 ], [ -76.926281, 38.903544 ], [ -76.926312, 38.90354 ], [ -76.926416, 38.90353 ], [ -76.92646, 38.903525 ], [ -76.926728, 38.903502 ], [ -76.926868, 38.903493 ], [ -76.927119, 38.903483 ], [ -76.927366, 38.903478 ], [ -76.927686, 38.90348 ], [ -76.927731, 38.903482 ], [ -76.927976, 38.903489 ], [ -76.928205, 38.903497 ], [ -76.928594, 38.903512 ], [ -76.928718, 38.903516 ], [ -76.928859, 38.903522 ], [ -76.929221, 38.903533 ], [ -76.929429, 38.903532 ], [ -76.929533, 38.903529 ], [ -76.92964, 38.903523 ], [ -76.92984, 38.903503 ], [ -76.930018, 38.90348 ], [ -76.930106, 38.903466 ], [ -76.93021, 38.903446 ], [ -76.930313, 38.903424 ], [ -76.930416, 38.9034 ], [ -76.930517, 38.903374 ], [ -76.930624, 38.903345 ], [ -76.930673, 38.90333 ], [ -76.930702, 38.903321 ], [ -76.930956, 38.903237 ], [ -76.931086, 38.903193 ], [ -76.931218, 38.903153 ], [ -76.931351, 38.903115 ], [ -76.931486, 38.903081 ], [ -76.931669, 38.903045 ], [ -76.931665, 38.904668 ], [ -76.931665, 38.904757 ], [ -76.931667, 38.904926 ], [ -76.931669, 38.905209 ], [ -76.931667, 38.905984 ], [ -76.931665, 38.906068 ], [ -76.931663, 38.906779 ], [ -76.931663, 38.907203 ], [ -76.931662, 38.90804 ], [ -76.931663, 38.908143 ], [ -76.931661, 38.908421 ], [ -76.931664, 38.908442 ], [ -76.931669, 38.908465 ], [ -76.931684, 38.908503 ], [ -76.931694, 38.908525 ], [ -76.931715, 38.908561 ], [ -76.931727, 38.908578 ], [ -76.931756, 38.908615 ], [ -76.931774, 38.908634 ], [ -76.931814, 38.908669 ], [ -76.931836, 38.908686 ], [ -76.931858, 38.908701 ], [ -76.932011, 38.90882 ], [ -76.932427, 38.909141 ], [ -76.932544, 38.909233 ], [ -76.932636, 38.909306 ], [ -76.932679, 38.909339 ], [ -76.932701, 38.909357 ], [ -76.932972, 38.909569 ], [ -76.933321, 38.909724 ], [ -76.933166, 38.909843 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007806", "BLKGRPCE": "2", "GEOID": "110010078062", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 392579.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9053043", "INTPTLON": "-076.9353959", "mobility_total": "1083", "mobility_same_house": "953", "mobility_different_house": "130", "mobility_different_house_same_metro": "67", "mobility_different_house_different_metro": "43", "mobility_different_house_outside_stat_area": "20", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.943205, 38.902205 ], [ -76.942045, 38.902999 ], [ -76.940695, 38.903923 ], [ -76.938649, 38.905326 ], [ -76.937722, 38.906108 ], [ -76.936528, 38.907117 ], [ -76.93485, 38.908523 ], [ -76.933321, 38.909724 ], [ -76.932972, 38.909569 ], [ -76.932701, 38.909357 ], [ -76.932679, 38.909339 ], [ -76.932636, 38.909306 ], [ -76.932544, 38.909233 ], [ -76.932427, 38.909141 ], [ -76.932011, 38.90882 ], [ -76.931858, 38.908701 ], [ -76.931836, 38.908686 ], [ -76.931814, 38.908669 ], [ -76.931774, 38.908634 ], [ -76.931756, 38.908615 ], [ -76.931727, 38.908578 ], [ -76.931715, 38.908561 ], [ -76.931694, 38.908525 ], [ -76.931684, 38.908503 ], [ -76.931669, 38.908465 ], [ -76.931664, 38.908442 ], [ -76.931661, 38.908421 ], [ -76.931663, 38.908143 ], [ -76.931662, 38.90804 ], [ -76.931663, 38.907203 ], [ -76.931663, 38.906779 ], [ -76.931665, 38.906068 ], [ -76.931667, 38.905984 ], [ -76.931669, 38.905209 ], [ -76.931667, 38.904926 ], [ -76.931665, 38.904757 ], [ -76.931665, 38.904668 ], [ -76.931669, 38.903045 ], [ -76.931804, 38.903022 ], [ -76.931928, 38.903004 ], [ -76.932053, 38.902989 ], [ -76.932178, 38.902978 ], [ -76.932303, 38.90297 ], [ -76.932714, 38.90295 ], [ -76.932805, 38.902945 ], [ -76.933571, 38.902909 ], [ -76.933763, 38.902899 ], [ -76.933874, 38.902894 ], [ -76.93455, 38.90286 ], [ -76.934699, 38.902854 ], [ -76.935068, 38.902837 ], [ -76.935451, 38.902818 ], [ -76.935631, 38.90281 ], [ -76.936069, 38.902789 ], [ -76.936468, 38.902771 ], [ -76.936591, 38.902768 ], [ -76.936661, 38.902766 ], [ -76.936733, 38.902765 ], [ -76.937491, 38.902748 ], [ -76.937592, 38.902748 ], [ -76.937828, 38.902745 ], [ -76.938242, 38.902736 ], [ -76.938354, 38.902736 ], [ -76.93847, 38.902738 ], [ -76.93861, 38.902743 ], [ -76.938698, 38.902748 ], [ -76.938874, 38.90276 ], [ -76.938962, 38.902768 ], [ -76.939174, 38.902785 ], [ -76.940358, 38.902876 ], [ -76.940763, 38.902911 ], [ -76.941026, 38.902932 ], [ -76.941095, 38.902935 ], [ -76.941172, 38.902931 ], [ -76.941232, 38.902924 ], [ -76.941291, 38.902911 ], [ -76.941349, 38.902895 ], [ -76.941404, 38.902874 ], [ -76.941444, 38.902853 ], [ -76.941483, 38.90283 ], [ -76.94152, 38.902806 ], [ -76.941555, 38.902779 ], [ -76.941984, 38.902436 ], [ -76.942207, 38.902255 ], [ -76.942483, 38.902035 ], [ -76.942609, 38.901927 ], [ -76.943082, 38.902149 ], [ -76.943205, 38.902205 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007807", "BLKGRPCE": "1", "GEOID": "110010078071", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 242426.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8978488", "INTPTLON": "-076.9185394", "mobility_total": "1345", "mobility_same_house": "1068", "mobility_different_house": "271", "mobility_different_house_same_metro": "271", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "6" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.921892, 38.898005 ], [ -76.921893, 38.898365 ], [ -76.921894, 38.898537 ], [ -76.921894, 38.89912 ], [ -76.921894, 38.899323 ], [ -76.921892, 38.899477 ], [ -76.921892, 38.899521 ], [ -76.921891, 38.899547 ], [ -76.921884, 38.899579 ], [ -76.921873, 38.899606 ], [ -76.92186, 38.899628 ], [ -76.921848, 38.899645 ], [ -76.921817, 38.899672 ], [ -76.921541, 38.899885 ], [ -76.921257, 38.900109 ], [ -76.921233, 38.900127 ], [ -76.921153, 38.90019 ], [ -76.921084, 38.900243 ], [ -76.921058, 38.900264 ], [ -76.921035, 38.900281 ], [ -76.92044, 38.900749 ], [ -76.920407, 38.900773 ], [ -76.919946, 38.901137 ], [ -76.919858, 38.90107 ], [ -76.919601, 38.900868 ], [ -76.919547, 38.900825 ], [ -76.91929, 38.90062 ], [ -76.919201, 38.90055 ], [ -76.919123, 38.900487 ], [ -76.91908, 38.900454 ], [ -76.91906, 38.900438 ], [ -76.918972, 38.90037 ], [ -76.918878, 38.900296 ], [ -76.918764, 38.900207 ], [ -76.91849, 38.899992 ], [ -76.918275, 38.899825 ], [ -76.918197, 38.899764 ], [ -76.918067, 38.899662 ], [ -76.918012, 38.899619 ], [ -76.917959, 38.899577 ], [ -76.917784, 38.89944 ], [ -76.917764, 38.899424 ], [ -76.917695, 38.89937 ], [ -76.917572, 38.899275 ], [ -76.917538, 38.899248 ], [ -76.917504, 38.89922 ], [ -76.91747, 38.899193 ], [ -76.917429, 38.89916 ], [ -76.917387, 38.899127 ], [ -76.917346, 38.899094 ], [ -76.917304, 38.899062 ], [ -76.917262, 38.899029 ], [ -76.91722, 38.898996 ], [ -76.917186, 38.89897 ], [ -76.917151, 38.898944 ], [ -76.917142, 38.898937 ], [ -76.917117, 38.898917 ], [ -76.916984, 38.898812 ], [ -76.916726, 38.898608 ], [ -76.916481, 38.898414 ], [ -76.916047, 38.898077 ], [ -76.915931, 38.897987 ], [ -76.915648, 38.897766 ], [ -76.915612, 38.897738 ], [ -76.915226, 38.897436 ], [ -76.915104, 38.89734 ], [ -76.915033, 38.897285 ], [ -76.915009, 38.897267 ], [ -76.914941, 38.897213 ], [ -76.914893, 38.897175 ], [ -76.914502, 38.896867 ], [ -76.914113, 38.896562 ], [ -76.913838, 38.896348 ], [ -76.913779, 38.896303 ], [ -76.913544, 38.896116 ], [ -76.913496, 38.896078 ], [ -76.913415, 38.896015 ], [ -76.913318, 38.895938 ], [ -76.913253, 38.895888 ], [ -76.913156, 38.895811 ], [ -76.912978, 38.89567 ], [ -76.912868, 38.895584 ], [ -76.913657, 38.895812 ], [ -76.913774, 38.895811 ], [ -76.913966, 38.895805 ], [ -76.91415, 38.895805 ], [ -76.914846, 38.895818 ], [ -76.915033, 38.895818 ], [ -76.915127, 38.895817 ], [ -76.915628, 38.895816 ], [ -76.915945, 38.895817 ], [ -76.916292, 38.895817 ], [ -76.91641, 38.895815 ], [ -76.916514, 38.895813 ], [ -76.916838, 38.895811 ], [ -76.917062, 38.895808 ], [ -76.917342, 38.895809 ], [ -76.917779, 38.895813 ], [ -76.917899, 38.895814 ], [ -76.918139, 38.895812 ], [ -76.918429, 38.895814 ], [ -76.918785, 38.895811 ], [ -76.919149, 38.895811 ], [ -76.920011, 38.895809 ], [ -76.920513, 38.895806 ], [ -76.920512, 38.896198 ], [ -76.920517, 38.896645 ], [ -76.920517, 38.897053 ], [ -76.920519, 38.897143 ], [ -76.920899, 38.897142 ], [ -76.921519, 38.897142 ], [ -76.921892, 38.897145 ], [ -76.921892, 38.897231 ], [ -76.921895, 38.897593 ], [ -76.921892, 38.898005 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007807", "BLKGRPCE": "2", "GEOID": "110010078072", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 281389.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8991961", "INTPTLON": "-076.9232083", "mobility_total": "821", "mobility_same_house": "753", "mobility_different_house": "68", "mobility_different_house_same_metro": "60", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "8", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.926266, 38.896649 ], [ -76.926138, 38.897023 ], [ -76.926123, 38.897069 ], [ -76.926088, 38.89717 ], [ -76.926058, 38.897257 ], [ -76.926018, 38.897377 ], [ -76.925919, 38.897665 ], [ -76.925819, 38.897952 ], [ -76.92574, 38.898164 ], [ -76.925713, 38.898231 ], [ -76.925671, 38.898348 ], [ -76.925626, 38.898452 ], [ -76.925513, 38.898739 ], [ -76.925415, 38.898993 ], [ -76.9253, 38.899311 ], [ -76.925232, 38.899504 ], [ -76.925144, 38.899747 ], [ -76.925091, 38.899891 ], [ -76.925069, 38.899951 ], [ -76.924975, 38.900223 ], [ -76.924866, 38.900525 ], [ -76.924758, 38.900829 ], [ -76.924692, 38.901018 ], [ -76.924664, 38.901095 ], [ -76.924638, 38.901171 ], [ -76.924468, 38.901647 ], [ -76.924281, 38.902176 ], [ -76.924264, 38.902222 ], [ -76.92407, 38.902764 ], [ -76.924028, 38.902885 ], [ -76.923911, 38.903216 ], [ -76.923808, 38.903504 ], [ -76.923688, 38.903847 ], [ -76.923667, 38.903888 ], [ -76.923599, 38.903998 ], [ -76.923546, 38.903957 ], [ -76.923437, 38.903871 ], [ -76.923362, 38.903813 ], [ -76.923134, 38.903631 ], [ -76.922765, 38.903343 ], [ -76.922379, 38.903044 ], [ -76.922284, 38.902968 ], [ -76.922094, 38.902817 ], [ -76.921966, 38.902716 ], [ -76.921683, 38.90249 ], [ -76.921583, 38.902413 ], [ -76.921516, 38.902362 ], [ -76.921442, 38.902305 ], [ -76.92138, 38.902258 ], [ -76.921361, 38.902243 ], [ -76.921099, 38.902037 ], [ -76.921016, 38.901971 ], [ -76.920948, 38.901918 ], [ -76.920857, 38.901846 ], [ -76.920768, 38.901776 ], [ -76.920571, 38.901622 ], [ -76.920272, 38.901389 ], [ -76.920056, 38.90122 ], [ -76.920019, 38.901192 ], [ -76.919946, 38.901137 ], [ -76.920407, 38.900773 ], [ -76.92044, 38.900749 ], [ -76.921035, 38.900281 ], [ -76.921058, 38.900264 ], [ -76.921084, 38.900243 ], [ -76.921153, 38.90019 ], [ -76.921233, 38.900127 ], [ -76.921257, 38.900109 ], [ -76.921541, 38.899885 ], [ -76.921817, 38.899672 ], [ -76.921848, 38.899645 ], [ -76.92186, 38.899628 ], [ -76.921873, 38.899606 ], [ -76.921884, 38.899579 ], [ -76.921891, 38.899547 ], [ -76.921892, 38.899521 ], [ -76.921892, 38.899477 ], [ -76.921894, 38.899323 ], [ -76.921894, 38.89912 ], [ -76.921894, 38.898537 ], [ -76.921893, 38.898365 ], [ -76.921892, 38.898005 ], [ -76.921895, 38.897593 ], [ -76.921892, 38.897231 ], [ -76.921892, 38.897145 ], [ -76.921519, 38.897142 ], [ -76.920899, 38.897142 ], [ -76.920519, 38.897143 ], [ -76.920517, 38.897053 ], [ -76.920517, 38.896645 ], [ -76.920512, 38.896198 ], [ -76.920513, 38.895806 ], [ -76.920619, 38.895806 ], [ -76.92092, 38.895804 ], [ -76.921079, 38.895802 ], [ -76.92156, 38.895804 ], [ -76.92176, 38.895804 ], [ -76.921892, 38.895805 ], [ -76.922001, 38.895805 ], [ -76.922088, 38.895806 ], [ -76.922466, 38.895804 ], [ -76.92278, 38.895806 ], [ -76.923093, 38.895809 ], [ -76.923904, 38.895812 ], [ -76.924107, 38.895811 ], [ -76.924232, 38.895813 ], [ -76.924283, 38.895823 ], [ -76.924348, 38.895838 ], [ -76.924386, 38.895848 ], [ -76.924505, 38.895877 ], [ -76.924544, 38.895888 ], [ -76.924572, 38.895897 ], [ -76.925058, 38.895903 ], [ -76.925133, 38.895897 ], [ -76.925235, 38.89596 ], [ -76.92532, 38.896011 ], [ -76.925404, 38.896068 ], [ -76.925529, 38.896138 ], [ -76.925603, 38.896172 ], [ -76.925646, 38.896199 ], [ -76.925701, 38.896273 ], [ -76.925749, 38.896309 ], [ -76.925822, 38.896343 ], [ -76.925968, 38.896414 ], [ -76.926019, 38.896445 ], [ -76.926079, 38.896489 ], [ -76.926188, 38.896558 ], [ -76.92628, 38.89661 ], [ -76.926266, 38.896649 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007808", "BLKGRPCE": "2", "GEOID": "110010078082", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 371810.000000, "AWATER": 3039.000000, "INTPTLAT": "+38.8923507", "INTPTLON": "-076.9152385", "mobility_total": "856", "mobility_same_house": "758", "mobility_different_house": "98", "mobility_different_house_same_metro": "98", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.917784, 38.890883 ], [ -76.917784, 38.891007 ], [ -76.917784, 38.89181 ], [ -76.917778, 38.892806 ], [ -76.917778, 38.892903 ], [ -76.917778, 38.893025 ], [ -76.917778, 38.893086 ], [ -76.917778, 38.893195 ], [ -76.917778, 38.893294 ], [ -76.91778, 38.893508 ], [ -76.917778, 38.893819 ], [ -76.917777, 38.894543 ], [ -76.91778, 38.895277 ], [ -76.917778, 38.895726 ], [ -76.917779, 38.895813 ], [ -76.917342, 38.895809 ], [ -76.917062, 38.895808 ], [ -76.916838, 38.895811 ], [ -76.916514, 38.895813 ], [ -76.91641, 38.895815 ], [ -76.916292, 38.895817 ], [ -76.915945, 38.895817 ], [ -76.915628, 38.895816 ], [ -76.915127, 38.895817 ], [ -76.915033, 38.895818 ], [ -76.914846, 38.895818 ], [ -76.91415, 38.895805 ], [ -76.913966, 38.895805 ], [ -76.913774, 38.895811 ], [ -76.913657, 38.895812 ], [ -76.912868, 38.895584 ], [ -76.912781, 38.895516 ], [ -76.912719, 38.895467 ], [ -76.912693, 38.895447 ], [ -76.912453, 38.895259 ], [ -76.912417, 38.895231 ], [ -76.912293, 38.895135 ], [ -76.911872, 38.894817 ], [ -76.911485, 38.894525 ], [ -76.911412, 38.894471 ], [ -76.911329, 38.894406 ], [ -76.911283, 38.89437 ], [ -76.911221, 38.894321 ], [ -76.911083, 38.894218 ], [ -76.910952, 38.894113 ], [ -76.910927, 38.894093 ], [ -76.910885, 38.89406 ], [ -76.910822, 38.894009 ], [ -76.909581, 38.893005 ], [ -76.909393, 38.892852 ], [ -76.909648, 38.892645 ], [ -76.910549, 38.891914 ], [ -76.910736, 38.891786 ], [ -76.911143, 38.891499 ], [ -76.911759, 38.891017 ], [ -76.911815, 38.890974 ], [ -76.91192, 38.890891 ], [ -76.912068, 38.890777 ], [ -76.912339, 38.89057 ], [ -76.912407, 38.890514 ], [ -76.912491, 38.890448 ], [ -76.91278, 38.890225 ], [ -76.912809, 38.8902 ], [ -76.912926, 38.890113 ], [ -76.913012, 38.890043 ], [ -76.91316, 38.889931 ], [ -76.913194, 38.889901 ], [ -76.913328, 38.889796 ], [ -76.913498, 38.889793 ], [ -76.913669, 38.889788 ], [ -76.913794, 38.889791 ], [ -76.914036, 38.88979 ], [ -76.91417, 38.889789 ], [ -76.91461, 38.889791 ], [ -76.914721, 38.88979 ], [ -76.915559, 38.889793 ], [ -76.916167, 38.889793 ], [ -76.916681, 38.889795 ], [ -76.917245, 38.889798 ], [ -76.917623, 38.889799 ], [ -76.917785, 38.8898 ], [ -76.917784, 38.890883 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007808", "BLKGRPCE": "3", "GEOID": "110010078083", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 260774.000000, "AWATER": 2104.000000, "INTPTLAT": "+38.8924489", "INTPTLON": "-076.9200165", "mobility_total": "1029", "mobility_same_house": "988", "mobility_different_house": "41", "mobility_different_house_same_metro": "41", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.922932, 38.889936 ], [ -76.922925, 38.890334 ], [ -76.922929, 38.890691 ], [ -76.922929, 38.890775 ], [ -76.922929, 38.890812 ], [ -76.922927, 38.890863 ], [ -76.922921, 38.890916 ], [ -76.922917, 38.89094 ], [ -76.922906, 38.890986 ], [ -76.922893, 38.891028 ], [ -76.922886, 38.891048 ], [ -76.922771, 38.891345 ], [ -76.922593, 38.891844 ], [ -76.922396, 38.8924 ], [ -76.922263, 38.892792 ], [ -76.92222, 38.892916 ], [ -76.921952, 38.893648 ], [ -76.921941, 38.893675 ], [ -76.921921, 38.893737 ], [ -76.921907, 38.893789 ], [ -76.9219, 38.893827 ], [ -76.921894, 38.893889 ], [ -76.921893, 38.89391 ], [ -76.921891, 38.89393 ], [ -76.921887, 38.894212 ], [ -76.921884, 38.894345 ], [ -76.921882, 38.894472 ], [ -76.921885, 38.894629 ], [ -76.921887, 38.894773 ], [ -76.921887, 38.894853 ], [ -76.921887, 38.894901 ], [ -76.921885, 38.895514 ], [ -76.921892, 38.895805 ], [ -76.92176, 38.895804 ], [ -76.92156, 38.895804 ], [ -76.921079, 38.895802 ], [ -76.92092, 38.895804 ], [ -76.920619, 38.895806 ], [ -76.920513, 38.895806 ], [ -76.920011, 38.895809 ], [ -76.919149, 38.895811 ], [ -76.918785, 38.895811 ], [ -76.918429, 38.895814 ], [ -76.918139, 38.895812 ], [ -76.917899, 38.895814 ], [ -76.917779, 38.895813 ], [ -76.917778, 38.895726 ], [ -76.91778, 38.895277 ], [ -76.917777, 38.894543 ], [ -76.917778, 38.893819 ], [ -76.91778, 38.893508 ], [ -76.917778, 38.893294 ], [ -76.917778, 38.893195 ], [ -76.917778, 38.893086 ], [ -76.917778, 38.893025 ], [ -76.917778, 38.892903 ], [ -76.917778, 38.892806 ], [ -76.917784, 38.89181 ], [ -76.917784, 38.891007 ], [ -76.917784, 38.890883 ], [ -76.917785, 38.8898 ], [ -76.919416, 38.889817 ], [ -76.920707, 38.889817 ], [ -76.922909, 38.889802 ], [ -76.922922, 38.88984 ], [ -76.922931, 38.889915 ], [ -76.922932, 38.889936 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008803", "BLKGRPCE": "1", "GEOID": "110010088031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1165228.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9104631", "INTPTLON": "-076.9913347", "mobility_total": "1931", "mobility_same_house": "1223", "mobility_different_house": "680", "mobility_different_house_same_metro": "281", "mobility_different_house_different_metro": "398", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "28" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.002506, 38.908001 ], [ -77.00225, 38.908607 ], [ -77.001766, 38.909397 ], [ -77.001421, 38.909945 ], [ -77.001354, 38.910114 ], [ -77.000509, 38.910412 ], [ -77.000377, 38.910445 ], [ -77.000075, 38.910461 ], [ -76.999252, 38.910746 ], [ -76.99852, 38.910988 ], [ -76.998426, 38.91102 ], [ -76.998376, 38.911035 ], [ -76.998318, 38.911054 ], [ -76.998137, 38.911112 ], [ -76.997278, 38.911408 ], [ -76.996872, 38.91155 ], [ -76.996443, 38.9117 ], [ -76.994854, 38.912262 ], [ -76.994506, 38.912384 ], [ -76.99371, 38.912664 ], [ -76.992864, 38.912963 ], [ -76.992766, 38.912997 ], [ -76.992663, 38.913034 ], [ -76.992614, 38.913051 ], [ -76.992379, 38.913129 ], [ -76.992111, 38.91323 ], [ -76.991975, 38.913277 ], [ -76.991889, 38.913308 ], [ -76.991752, 38.913355 ], [ -76.991574, 38.913418 ], [ -76.991045, 38.913602 ], [ -76.990739, 38.91371 ], [ -76.990504, 38.913873 ], [ -76.989157, 38.914325 ], [ -76.987936, 38.914741 ], [ -76.985227, 38.915672 ], [ -76.982637, 38.916575 ], [ -76.982348, 38.916687 ], [ -76.981579, 38.916948 ], [ -76.980806, 38.917184 ], [ -76.980605, 38.917209 ], [ -76.980175, 38.917237 ], [ -76.979734, 38.917258 ], [ -76.979325, 38.917258 ], [ -76.97894, 38.917262 ], [ -76.978537, 38.917272 ], [ -76.978167, 38.917282 ], [ -76.978262, 38.917166 ], [ -76.978404, 38.916993 ], [ -76.978431, 38.91697 ], [ -76.978452, 38.916952 ], [ -76.978893, 38.916568 ], [ -76.979171, 38.916327 ], [ -76.979248, 38.916259 ], [ -76.979662, 38.915885 ], [ -76.980176, 38.915431 ], [ -76.980274, 38.915343 ], [ -76.981099, 38.914611 ], [ -76.981749, 38.914038 ], [ -76.982061, 38.91376 ], [ -76.982207, 38.913631 ], [ -76.982288, 38.91356 ], [ -76.982653, 38.913234 ], [ -76.98298, 38.912945 ], [ -76.983325, 38.912642 ], [ -76.983427, 38.91255 ], [ -76.983499, 38.912487 ], [ -76.98366, 38.912343 ], [ -76.984146, 38.911913 ], [ -76.984735, 38.91139 ], [ -76.98482, 38.911312 ], [ -76.985411, 38.910774 ], [ -76.985482, 38.910716 ], [ -76.985671, 38.910565 ], [ -76.985773, 38.910474 ], [ -76.985873, 38.910377 ], [ -76.985919, 38.91034 ], [ -76.986015, 38.91026 ], [ -76.986112, 38.91017 ], [ -76.986227, 38.910076 ], [ -76.98625, 38.91006 ], [ -76.986302, 38.910014 ], [ -76.986399, 38.909936 ], [ -76.986474, 38.909867 ], [ -76.986881, 38.909509 ], [ -76.986951, 38.909446 ], [ -76.987468, 38.908986 ], [ -76.98804, 38.908475 ], [ -76.98821, 38.908328 ], [ -76.988284, 38.908263 ], [ -76.988342, 38.908213 ], [ -76.988554, 38.908018 ], [ -76.988831, 38.907777 ], [ -76.989126, 38.907518 ], [ -76.989211, 38.907442 ], [ -76.989383, 38.907289 ], [ -76.98957, 38.907121 ], [ -76.989892, 38.906836 ], [ -76.990051, 38.906696 ], [ -76.990326, 38.906451 ], [ -76.9904, 38.906386 ], [ -76.990878, 38.905962 ], [ -76.991309, 38.905583 ], [ -76.991807, 38.905143 ], [ -76.992225, 38.904772 ], [ -76.992496, 38.90453 ], [ -76.992805, 38.904258 ], [ -76.993135, 38.904 ], [ -76.993758, 38.904274 ], [ -76.993901, 38.904336 ], [ -76.99451, 38.904593 ], [ -76.994898, 38.904758 ], [ -76.995057, 38.904827 ], [ -76.995185, 38.904881 ], [ -76.99599, 38.905231 ], [ -76.996163, 38.905299 ], [ -76.996426, 38.905409 ], [ -76.996674, 38.905514 ], [ -76.997098, 38.905696 ], [ -76.997372, 38.905813 ], [ -76.997811, 38.906002 ], [ -76.998336, 38.90623 ], [ -76.999431, 38.906706 ], [ -76.999576, 38.906769 ], [ -77.000215, 38.907043 ], [ -77.000362, 38.907098 ], [ -77.000484, 38.907149 ], [ -77.000793, 38.90728 ], [ -77.000853, 38.907305 ], [ -77.001457, 38.907563 ], [ -77.001824, 38.907718 ], [ -77.002017, 38.907796 ], [ -77.002217, 38.907878 ], [ -77.002255, 38.907893 ], [ -77.002506, 38.908001 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008804", "BLKGRPCE": "2", "GEOID": "110010088042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 680343.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9106709", "INTPTLON": "-076.9806545", "mobility_total": "1615", "mobility_same_house": "1320", "mobility_different_house": "295", "mobility_different_house_same_metro": "295", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.986951, 38.909446 ], [ -76.986881, 38.909509 ], [ -76.986474, 38.909867 ], [ -76.986399, 38.909936 ], [ -76.986302, 38.910014 ], [ -76.98625, 38.91006 ], [ -76.986227, 38.910076 ], [ -76.986112, 38.91017 ], [ -76.986015, 38.91026 ], [ -76.985919, 38.91034 ], [ -76.985873, 38.910377 ], [ -76.985773, 38.910474 ], [ -76.985671, 38.910565 ], [ -76.985482, 38.910716 ], [ -76.985411, 38.910774 ], [ -76.98482, 38.911312 ], [ -76.984735, 38.91139 ], [ -76.984146, 38.911913 ], [ -76.98366, 38.912343 ], [ -76.983499, 38.912487 ], [ -76.983427, 38.91255 ], [ -76.983325, 38.912642 ], [ -76.98298, 38.912945 ], [ -76.982653, 38.913234 ], [ -76.982288, 38.91356 ], [ -76.982207, 38.913631 ], [ -76.982061, 38.91376 ], [ -76.981749, 38.914038 ], [ -76.981099, 38.914611 ], [ -76.980274, 38.915343 ], [ -76.980176, 38.915431 ], [ -76.979662, 38.915885 ], [ -76.979248, 38.916259 ], [ -76.979171, 38.916327 ], [ -76.978893, 38.916568 ], [ -76.978452, 38.916952 ], [ -76.978431, 38.91697 ], [ -76.978404, 38.916993 ], [ -76.978262, 38.917166 ], [ -76.978167, 38.917282 ], [ -76.978214, 38.917163 ], [ -76.978311, 38.916916 ], [ -76.97785, 38.91658 ], [ -76.977609, 38.916342 ], [ -76.97707, 38.91583 ], [ -76.976481, 38.915268 ], [ -76.975303, 38.914146 ], [ -76.975127, 38.914133 ], [ -76.97571, 38.91344 ], [ -76.976327, 38.912642 ], [ -76.977091, 38.910343 ], [ -76.977252, 38.909881 ], [ -76.977366, 38.909586 ], [ -76.977459, 38.909425 ], [ -76.977607, 38.909197 ], [ -76.978838, 38.907271 ], [ -76.978879, 38.907195 ], [ -76.979083, 38.906879 ], [ -76.979175, 38.906736 ], [ -76.979772, 38.905791 ], [ -76.979849, 38.905687 ], [ -76.980036, 38.905387 ], [ -76.980264, 38.905017 ], [ -76.98065, 38.904433 ], [ -76.980922, 38.904009 ], [ -76.981016, 38.904045 ], [ -76.981711, 38.904319 ], [ -76.981959, 38.904417 ], [ -76.982235, 38.904524 ], [ -76.982503, 38.904632 ], [ -76.98239, 38.904804 ], [ -76.982276, 38.90498 ], [ -76.982198, 38.9051 ], [ -76.982173, 38.90514 ], [ -76.982125, 38.905213 ], [ -76.981863, 38.905622 ], [ -76.983428, 38.906296 ], [ -76.983014, 38.906939 ], [ -76.983094, 38.906969 ], [ -76.983285, 38.907051 ], [ -76.983427, 38.907113 ], [ -76.983507, 38.907147 ], [ -76.983859, 38.907297 ], [ -76.984027, 38.907366 ], [ -76.984516, 38.907578 ], [ -76.986182, 38.908286 ], [ -76.986285, 38.908328 ], [ -76.98584, 38.908967 ], [ -76.986227, 38.909134 ], [ -76.986496, 38.909246 ], [ -76.986566, 38.909276 ], [ -76.986624, 38.909302 ], [ -76.986892, 38.909418 ], [ -76.986951, 38.909446 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008804", "BLKGRPCE": "1", "GEOID": "110010088041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 97707.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9072459", "INTPTLON": "-076.9855308", "mobility_total": "1011", "mobility_same_house": "835", "mobility_different_house": "176", "mobility_different_house_same_metro": "131", "mobility_different_house_different_metro": "45", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.988831, 38.907777 ], [ -76.988554, 38.908018 ], [ -76.988342, 38.908213 ], [ -76.988284, 38.908263 ], [ -76.98821, 38.908328 ], [ -76.98804, 38.908475 ], [ -76.987468, 38.908986 ], [ -76.986951, 38.909446 ], [ -76.986892, 38.909418 ], [ -76.986624, 38.909302 ], [ -76.986566, 38.909276 ], [ -76.986496, 38.909246 ], [ -76.986227, 38.909134 ], [ -76.98584, 38.908967 ], [ -76.986285, 38.908328 ], [ -76.986182, 38.908286 ], [ -76.984516, 38.907578 ], [ -76.984027, 38.907366 ], [ -76.983859, 38.907297 ], [ -76.983507, 38.907147 ], [ -76.983427, 38.907113 ], [ -76.983285, 38.907051 ], [ -76.983094, 38.906969 ], [ -76.983014, 38.906939 ], [ -76.983428, 38.906296 ], [ -76.981863, 38.905622 ], [ -76.982125, 38.905213 ], [ -76.982173, 38.90514 ], [ -76.982198, 38.9051 ], [ -76.982276, 38.90498 ], [ -76.982427, 38.905041 ], [ -76.982736, 38.905171 ], [ -76.983178, 38.90536 ], [ -76.983561, 38.905527 ], [ -76.984019, 38.905719 ], [ -76.984393, 38.90588 ], [ -76.984994, 38.906137 ], [ -76.985305, 38.906268 ], [ -76.986003, 38.906567 ], [ -76.987083, 38.907028 ], [ -76.987167, 38.907063 ], [ -76.987454, 38.907183 ], [ -76.987639, 38.907262 ], [ -76.987935, 38.907386 ], [ -76.988243, 38.907521 ], [ -76.988746, 38.907738 ], [ -76.988831, 38.907777 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008903", "BLKGRPCE": "1", "GEOID": "110010089031", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 221768.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9038839", "INTPTLON": "-076.9790229", "mobility_total": "2026", "mobility_same_house": "1789", "mobility_different_house": "237", "mobility_different_house_same_metro": "192", "mobility_different_house_different_metro": "45", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.983404, 38.900194 ], [ -76.983331, 38.900238 ], [ -76.983223, 38.900378 ], [ -76.983032, 38.900673 ], [ -76.98301, 38.900717 ], [ -76.982953, 38.900834 ], [ -76.98237, 38.901766 ], [ -76.981778, 38.902706 ], [ -76.981092, 38.903726 ], [ -76.980922, 38.904009 ], [ -76.98065, 38.904433 ], [ -76.980264, 38.905017 ], [ -76.980036, 38.905387 ], [ -76.979849, 38.905687 ], [ -76.979772, 38.905791 ], [ -76.979175, 38.906736 ], [ -76.979083, 38.906879 ], [ -76.978879, 38.907195 ], [ -76.978838, 38.907271 ], [ -76.978755, 38.907228 ], [ -76.978689, 38.907182 ], [ -76.978451, 38.907016 ], [ -76.977929, 38.907016 ], [ -76.977177, 38.906647 ], [ -76.976208, 38.906282 ], [ -76.976209, 38.906164 ], [ -76.976214, 38.905955 ], [ -76.976214, 38.90571 ], [ -76.976213, 38.905622 ], [ -76.976211, 38.905479 ], [ -76.976214, 38.904968 ], [ -76.976217, 38.904752 ], [ -76.976218, 38.904428 ], [ -76.976219, 38.904366 ], [ -76.976222, 38.903829 ], [ -76.976221, 38.903801 ], [ -76.97622, 38.903715 ], [ -76.976216, 38.903068 ], [ -76.976536, 38.902931 ], [ -76.976878, 38.902793 ], [ -76.977544, 38.902519 ], [ -76.97791, 38.902371 ], [ -76.978022, 38.902325 ], [ -76.978641, 38.902074 ], [ -76.978994, 38.901927 ], [ -76.979367, 38.90178 ], [ -76.979721, 38.901634 ], [ -76.980161, 38.901457 ], [ -76.980879, 38.901164 ], [ -76.981003, 38.901114 ], [ -76.981084, 38.90108 ], [ -76.98165, 38.900852 ], [ -76.982081, 38.900676 ], [ -76.982282, 38.90059 ], [ -76.982329, 38.900593 ], [ -76.982416, 38.900586 ], [ -76.982563, 38.90059 ], [ -76.982684, 38.9006 ], [ -76.982791, 38.900626 ], [ -76.982938, 38.900685 ], [ -76.983163, 38.900325 ], [ -76.98321, 38.900244 ], [ -76.983284, 38.900161 ], [ -76.983445, 38.900077 ], [ -76.983404, 38.900194 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008904", "BLKGRPCE": "1", "GEOID": "110010089041", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 282197.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9012310", "INTPTLON": "-076.9728964", "mobility_total": "2043", "mobility_same_house": "1766", "mobility_different_house": "269", "mobility_different_house_same_metro": "250", "mobility_different_house_different_metro": "19", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.976224, 38.900957 ], [ -76.976221, 38.901303 ], [ -76.976219, 38.901701 ], [ -76.976219, 38.901964 ], [ -76.976219, 38.902048 ], [ -76.976214, 38.902466 ], [ -76.976214, 38.902924 ], [ -76.976216, 38.903068 ], [ -76.976106, 38.903109 ], [ -76.975674, 38.903286 ], [ -76.975188, 38.90348 ], [ -76.974799, 38.903634 ], [ -76.974284, 38.903843 ], [ -76.97417, 38.90389 ], [ -76.974062, 38.903935 ], [ -76.973631, 38.90411 ], [ -76.973257, 38.90426 ], [ -76.973203, 38.904281 ], [ -76.973046, 38.904344 ], [ -76.972663, 38.904505 ], [ -76.972461, 38.904587 ], [ -76.97229, 38.904328 ], [ -76.972147, 38.904114 ], [ -76.97189, 38.903721 ], [ -76.971839, 38.903645 ], [ -76.971818, 38.90362 ], [ -76.971796, 38.903596 ], [ -76.971772, 38.903574 ], [ -76.971746, 38.903552 ], [ -76.971716, 38.903531 ], [ -76.971679, 38.903509 ], [ -76.97164, 38.903491 ], [ -76.971598, 38.903477 ], [ -76.971555, 38.903466 ], [ -76.971512, 38.903459 ], [ -76.971471, 38.903454 ], [ -76.971388, 38.903449 ], [ -76.971324, 38.903449 ], [ -76.971121, 38.90345 ], [ -76.970941, 38.903449 ], [ -76.970532, 38.90345 ], [ -76.970501, 38.903449 ], [ -76.97031, 38.903449 ], [ -76.970233, 38.903445 ], [ -76.970233, 38.90333 ], [ -76.97023, 38.903277 ], [ -76.97023, 38.903249 ], [ -76.970226, 38.903093 ], [ -76.970226, 38.902786 ], [ -76.97023, 38.902372 ], [ -76.97023, 38.901949 ], [ -76.970232, 38.901121 ], [ -76.97023, 38.900721 ], [ -76.970231, 38.900464 ], [ -76.970229, 38.899623 ], [ -76.97023, 38.899237 ], [ -76.970232, 38.898941 ], [ -76.970232, 38.8987 ], [ -76.970237, 38.898596 ], [ -76.970248, 38.898493 ], [ -76.970265, 38.898389 ], [ -76.970287, 38.898287 ], [ -76.970314, 38.898175 ], [ -76.970365, 38.897992 ], [ -76.970374, 38.897963 ], [ -76.970408, 38.897844 ], [ -76.970821, 38.897912 ], [ -76.97095, 38.897936 ], [ -76.971138, 38.897969 ], [ -76.971253, 38.897988 ], [ -76.971348, 38.898006 ], [ -76.971877, 38.8981 ], [ -76.972051, 38.89813 ], [ -76.972168, 38.898153 ], [ -76.972289, 38.898172 ], [ -76.972654, 38.898237 ], [ -76.973072, 38.898308 ], [ -76.973176, 38.898327 ], [ -76.973448, 38.898374 ], [ -76.974174, 38.898504 ], [ -76.974172, 38.898673 ], [ -76.974167, 38.898922 ], [ -76.974166, 38.898958 ], [ -76.974169, 38.899307 ], [ -76.974171, 38.899426 ], [ -76.974173, 38.899494 ], [ -76.974172, 38.899776 ], [ -76.974176, 38.90007 ], [ -76.974173, 38.900192 ], [ -76.974283, 38.900194 ], [ -76.974638, 38.900194 ], [ -76.974714, 38.900193 ], [ -76.975021, 38.900196 ], [ -76.97519, 38.900196 ], [ -76.976219, 38.900195 ], [ -76.97622, 38.900341 ], [ -76.97622, 38.900648 ], [ -76.976223, 38.900872 ], [ -76.976224, 38.900957 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008904", "BLKGRPCE": "2", "GEOID": "110010089042", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 176315.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9004742", "INTPTLON": "-076.9780606", "mobility_total": "1036", "mobility_same_house": "875", "mobility_different_house": "153", "mobility_different_house_same_metro": "153", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.983284, 38.900161 ], [ -76.98321, 38.900244 ], [ -76.983163, 38.900325 ], [ -76.982938, 38.900685 ], [ -76.982791, 38.900626 ], [ -76.982684, 38.9006 ], [ -76.982563, 38.90059 ], [ -76.982416, 38.900586 ], [ -76.982329, 38.900593 ], [ -76.982282, 38.90059 ], [ -76.982081, 38.900676 ], [ -76.98165, 38.900852 ], [ -76.981084, 38.90108 ], [ -76.981003, 38.901114 ], [ -76.980879, 38.901164 ], [ -76.980161, 38.901457 ], [ -76.979721, 38.901634 ], [ -76.979367, 38.90178 ], [ -76.978994, 38.901927 ], [ -76.978641, 38.902074 ], [ -76.978022, 38.902325 ], [ -76.97791, 38.902371 ], [ -76.977544, 38.902519 ], [ -76.976878, 38.902793 ], [ -76.976536, 38.902931 ], [ -76.976216, 38.903068 ], [ -76.976214, 38.902924 ], [ -76.976214, 38.902466 ], [ -76.976219, 38.902048 ], [ -76.976219, 38.901964 ], [ -76.976219, 38.901701 ], [ -76.976221, 38.901303 ], [ -76.976224, 38.900957 ], [ -76.976223, 38.900872 ], [ -76.97622, 38.900648 ], [ -76.97622, 38.900341 ], [ -76.976219, 38.900195 ], [ -76.97519, 38.900196 ], [ -76.975021, 38.900196 ], [ -76.974714, 38.900193 ], [ -76.974638, 38.900194 ], [ -76.974283, 38.900194 ], [ -76.974173, 38.900192 ], [ -76.974176, 38.90007 ], [ -76.974172, 38.899776 ], [ -76.974173, 38.899494 ], [ -76.974171, 38.899426 ], [ -76.974169, 38.899307 ], [ -76.974166, 38.898958 ], [ -76.974167, 38.898922 ], [ -76.974172, 38.898673 ], [ -76.974174, 38.898504 ], [ -76.974413, 38.898548 ], [ -76.974611, 38.898579 ], [ -76.974856, 38.898619 ], [ -76.975267, 38.898695 ], [ -76.975473, 38.898732 ], [ -76.975561, 38.898747 ], [ -76.975693, 38.898771 ], [ -76.976078, 38.898839 ], [ -76.976259, 38.898867 ], [ -76.976456, 38.898903 ], [ -76.97657, 38.898921 ], [ -76.976697, 38.898944 ], [ -76.97737, 38.89906 ], [ -76.977429, 38.899074 ], [ -76.977523, 38.899086 ], [ -76.977627, 38.899109 ], [ -76.978628, 38.89929 ], [ -76.979119, 38.899372 ], [ -76.979296, 38.899411 ], [ -76.979432, 38.899446 ], [ -76.980223, 38.899588 ], [ -76.981338, 38.899773 ], [ -76.981481, 38.899808 ], [ -76.982067, 38.899913 ], [ -76.982478, 38.899979 ], [ -76.982518, 38.899982 ], [ -76.982666, 38.900006 ], [ -76.983023, 38.900061 ], [ -76.983071, 38.900069 ], [ -76.983111, 38.900074 ], [ -76.983148, 38.900082 ], [ -76.983182, 38.900085 ], [ -76.983445, 38.900077 ], [ -76.983284, 38.900161 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000600", "BLKGRPCE": "3", "GEOID": "110010006003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 174391.000000, "AWATER": 45.000000, "INTPTLAT": "+38.9330128", "INTPTLON": "-077.0697581", "mobility_total": "740", "mobility_same_house": "576", "mobility_different_house": "164", "mobility_different_house_same_metro": "89", "mobility_different_house_different_metro": "75", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.07265, 38.931871 ], [ -77.072554, 38.932469 ], [ -77.072541, 38.932546 ], [ -77.072495, 38.932832 ], [ -77.072476, 38.932943 ], [ -77.072435, 38.933246 ], [ -77.072423, 38.933368 ], [ -77.072415, 38.933484 ], [ -77.07241, 38.933604 ], [ -77.072409, 38.933703 ], [ -77.072413, 38.933901 ], [ -77.072419, 38.934 ], [ -77.072429, 38.934231 ], [ -77.072433, 38.934282 ], [ -77.072442, 38.934358 ], [ -77.07245, 38.934409 ], [ -77.072465, 38.934485 ], [ -77.072489, 38.934581 ], [ -77.072505, 38.934636 ], [ -77.071969, 38.934639 ], [ -77.071565, 38.934637 ], [ -77.070883, 38.934638 ], [ -77.069451, 38.934641 ], [ -77.068638, 38.934641 ], [ -77.068226, 38.934643 ], [ -77.067516, 38.934643 ], [ -77.066389, 38.93465 ], [ -77.066386, 38.933916 ], [ -77.06639, 38.933491 ], [ -77.066385, 38.932619 ], [ -77.066384, 38.932541 ], [ -77.066383, 38.932452 ], [ -77.066388, 38.931544 ], [ -77.06639, 38.931492 ], [ -77.06639, 38.931467 ], [ -77.066609, 38.931506 ], [ -77.066722, 38.931523 ], [ -77.066836, 38.931537 ], [ -77.06698, 38.931551 ], [ -77.067103, 38.931559 ], [ -77.067209, 38.931564 ], [ -77.06761, 38.931575 ], [ -77.068637, 38.93161 ], [ -77.068802, 38.931616 ], [ -77.068893, 38.931617 ], [ -77.069202, 38.931631 ], [ -77.069622, 38.931658 ], [ -77.070879, 38.931753 ], [ -77.070998, 38.931762 ], [ -77.071254, 38.931777 ], [ -77.071618, 38.931807 ], [ -77.072414, 38.931866 ], [ -77.072437, 38.931869 ], [ -77.072484, 38.931873 ], [ -77.072532, 38.931875 ], [ -77.072579, 38.931875 ], [ -77.07265, 38.931871 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000600", "BLKGRPCE": "4", "GEOID": "110010006004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 595041.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9384016", "INTPTLON": "-077.0701299", "mobility_total": "1608", "mobility_same_house": "1380", "mobility_different_house": "191", "mobility_different_house_same_metro": "175", "mobility_different_house_different_metro": "16", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "37" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.076507, 38.942216 ], [ -77.076006, 38.942219 ], [ -77.075078, 38.942218 ], [ -77.074828, 38.942216 ], [ -77.074769, 38.942216 ], [ -77.074605, 38.942216 ], [ -77.072514, 38.942217 ], [ -77.072411, 38.942216 ], [ -77.070151, 38.942212 ], [ -77.069667, 38.942213 ], [ -77.069338, 38.942211 ], [ -77.069207, 38.942211 ], [ -77.068875, 38.94221 ], [ -77.068858, 38.942171 ], [ -77.068793, 38.942031 ], [ -77.068753, 38.941943 ], [ -77.068717, 38.941866 ], [ -77.068696, 38.941828 ], [ -77.06865, 38.941753 ], [ -77.068624, 38.941716 ], [ -77.068569, 38.941644 ], [ -77.06854, 38.941609 ], [ -77.068477, 38.941541 ], [ -77.068106, 38.941186 ], [ -77.068041, 38.941119 ], [ -77.06798, 38.941049 ], [ -77.067923, 38.940978 ], [ -77.06787, 38.940904 ], [ -77.067852, 38.940876 ], [ -77.067822, 38.940829 ], [ -77.067777, 38.940752 ], [ -77.067736, 38.94067 ], [ -77.067702, 38.940594 ], [ -77.06768, 38.940535 ], [ -77.067671, 38.940513 ], [ -77.067653, 38.940455 ], [ -77.067626, 38.940377 ], [ -77.067577, 38.940245 ], [ -77.067549, 38.940165 ], [ -77.067444, 38.939899 ], [ -77.067421, 38.939852 ], [ -77.067372, 38.939759 ], [ -77.067345, 38.939713 ], [ -77.067317, 38.939668 ], [ -77.067258, 38.939578 ], [ -77.067227, 38.939535 ], [ -77.067194, 38.939491 ], [ -77.06716, 38.939448 ], [ -77.067138, 38.939423 ], [ -77.067092, 38.939374 ], [ -77.067068, 38.93935 ], [ -77.067045, 38.939325 ], [ -77.067021, 38.939301 ], [ -77.066922, 38.939207 ], [ -77.066896, 38.93918 ], [ -77.066799, 38.939083 ], [ -77.066667, 38.938949 ], [ -77.066644, 38.938922 ], [ -77.066622, 38.938894 ], [ -77.066581, 38.938836 ], [ -77.066545, 38.938777 ], [ -77.066512, 38.938717 ], [ -77.066483, 38.938655 ], [ -77.066455, 38.938586 ], [ -77.066442, 38.938549 ], [ -77.066434, 38.938522 ], [ -77.066413, 38.938441 ], [ -77.066403, 38.938386 ], [ -77.066399, 38.93835 ], [ -77.066396, 38.938313 ], [ -77.06639, 38.938203 ], [ -77.066389, 38.938151 ], [ -77.066388, 38.93813 ], [ -77.06639, 38.938021 ], [ -77.066392, 38.937805 ], [ -77.06639, 38.937592 ], [ -77.066386, 38.937429 ], [ -77.066387, 38.937335 ], [ -77.066212, 38.937337 ], [ -77.066067, 38.937332 ], [ -77.065942, 38.937325 ], [ -77.065859, 38.937317 ], [ -77.065776, 38.937307 ], [ -77.065649, 38.937289 ], [ -77.065558, 38.937275 ], [ -77.065469, 38.937259 ], [ -77.065379, 38.937241 ], [ -77.065335, 38.937231 ], [ -77.065247, 38.937209 ], [ -77.065056, 38.937157 ], [ -77.064928, 38.937125 ], [ -77.064886, 38.937117 ], [ -77.064802, 38.937104 ], [ -77.06476, 38.9371 ], [ -77.064717, 38.937097 ], [ -77.064632, 38.937094 ], [ -77.064589, 38.937095 ], [ -77.064503, 38.9371 ], [ -77.064431, 38.937112 ], [ -77.064359, 38.937126 ], [ -77.064288, 38.937144 ], [ -77.064218, 38.937164 ], [ -77.064184, 38.937175 ], [ -77.064083, 38.937211 ], [ -77.064016, 38.937233 ], [ -77.06388, 38.937273 ], [ -77.063769, 38.9373 ], [ -77.063685, 38.937318 ], [ -77.063601, 38.937334 ], [ -77.063558, 38.937341 ], [ -77.06343, 38.937359 ], [ -77.063285, 38.937372 ], [ -77.063131, 38.93738 ], [ -77.063028, 38.937381 ], [ -77.062925, 38.937379 ], [ -77.062874, 38.937377 ], [ -77.062222, 38.937337 ], [ -77.062166, 38.937335 ], [ -77.062053, 38.937328 ], [ -77.06194, 38.937318 ], [ -77.061772, 38.937299 ], [ -77.061559, 38.937267 ], [ -77.061458, 38.937249 ], [ -77.061408, 38.937239 ], [ -77.061308, 38.937217 ], [ -77.061119, 38.93717 ], [ -77.061068, 38.937156 ], [ -77.061072, 38.937064 ], [ -77.061076, 38.936825 ], [ -77.061075, 38.936643 ], [ -77.061076, 38.936451 ], [ -77.061075, 38.936287 ], [ -77.061079, 38.935945 ], [ -77.061079, 38.93582 ], [ -77.061169, 38.935848 ], [ -77.061235, 38.93587 ], [ -77.061651, 38.936026 ], [ -77.061786, 38.93608 ], [ -77.061854, 38.936104 ], [ -77.061924, 38.936127 ], [ -77.061995, 38.936149 ], [ -77.062066, 38.936169 ], [ -77.062138, 38.936187 ], [ -77.062211, 38.936204 ], [ -77.062283, 38.936219 ], [ -77.062357, 38.936233 ], [ -77.062536, 38.936261 ], [ -77.062642, 38.936273 ], [ -77.062751, 38.936282 ], [ -77.062861, 38.936288 ], [ -77.06297, 38.93629 ], [ -77.063025, 38.936289 ], [ -77.063521, 38.936292 ], [ -77.064235, 38.936295 ], [ -77.064733, 38.936295 ], [ -77.065838, 38.936289 ], [ -77.065902, 38.936288 ], [ -77.066386, 38.936288 ], [ -77.066387, 38.936197 ], [ -77.066387, 38.936059 ], [ -77.066391, 38.935313 ], [ -77.066389, 38.935207 ], [ -77.066389, 38.935139 ], [ -77.066389, 38.93465 ], [ -77.067516, 38.934643 ], [ -77.068226, 38.934643 ], [ -77.068638, 38.934641 ], [ -77.069451, 38.934641 ], [ -77.070883, 38.934638 ], [ -77.071565, 38.934637 ], [ -77.071969, 38.934639 ], [ -77.072505, 38.934636 ], [ -77.072524, 38.9347 ], [ -77.072538, 38.934737 ], [ -77.072609, 38.934898 ], [ -77.072892, 38.935516 ], [ -77.073101, 38.935973 ], [ -77.073149, 38.936075 ], [ -77.073224, 38.936232 ], [ -77.073253, 38.936287 ], [ -77.073464, 38.936688 ], [ -77.073578, 38.936898 ], [ -77.073793, 38.937287 ], [ -77.073841, 38.937373 ], [ -77.07426, 38.938136 ], [ -77.075037, 38.939545 ], [ -77.075418, 38.94024 ], [ -77.075695, 38.940743 ], [ -77.075742, 38.940826 ], [ -77.075895, 38.941105 ], [ -77.076216, 38.941687 ], [ -77.076359, 38.941948 ], [ -77.076507, 38.942216 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001100", "BLKGRPCE": "1", "GEOID": "110010011001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 423673.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9623583", "INTPTLON": "-077.0771629", "mobility_total": "1837", "mobility_same_house": "1686", "mobility_different_house": "115", "mobility_different_house_same_metro": "90", "mobility_different_house_different_metro": "25", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "36" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.082022, 38.962042 ], [ -77.08202, 38.962075 ], [ -77.081288, 38.962075 ], [ -77.080788, 38.962075 ], [ -77.080428, 38.962074 ], [ -77.080392, 38.962075 ], [ -77.080286, 38.962075 ], [ -77.080285, 38.962147 ], [ -77.080285, 38.962851 ], [ -77.080285, 38.96309 ], [ -77.080286, 38.964002 ], [ -77.080281, 38.964816 ], [ -77.080298, 38.964872 ], [ -77.08036, 38.964954 ], [ -77.080268, 38.965049 ], [ -77.078178, 38.96669 ], [ -77.07756, 38.967178 ], [ -77.077423, 38.967304 ], [ -77.077373, 38.967272 ], [ -77.077346, 38.967256 ], [ -77.07732, 38.967245 ], [ -77.077298, 38.967237 ], [ -77.077213, 38.96722 ], [ -77.07717, 38.967217 ], [ -77.076999, 38.967101 ], [ -77.076943, 38.967065 ], [ -77.076887, 38.967025 ], [ -77.076863, 38.967003 ], [ -77.076839, 38.966976 ], [ -77.076739, 38.966805 ], [ -77.07672, 38.966784 ], [ -77.076695, 38.966764 ], [ -77.076627, 38.966716 ], [ -77.076576, 38.966627 ], [ -77.076527, 38.966544 ], [ -77.076283, 38.966123 ], [ -77.076156, 38.965906 ], [ -77.076087, 38.965785 ], [ -77.075754, 38.965212 ], [ -77.075573, 38.964903 ], [ -77.07537, 38.964555 ], [ -77.075049, 38.963999 ], [ -77.074687, 38.963379 ], [ -77.074521, 38.963092 ], [ -77.073928, 38.962076 ], [ -77.073309, 38.961017 ], [ -77.07326, 38.960931 ], [ -77.072904, 38.960316 ], [ -77.072537, 38.959687 ], [ -77.072235, 38.959169 ], [ -77.072154, 38.959026 ], [ -77.072359, 38.959026 ], [ -77.072508, 38.959025 ], [ -77.072848, 38.959025 ], [ -77.073541, 38.959023 ], [ -77.074451, 38.959024 ], [ -77.074553, 38.959026 ], [ -77.074592, 38.959026 ], [ -77.075821, 38.959025 ], [ -77.07686, 38.959026 ], [ -77.077145, 38.959027 ], [ -77.078154, 38.959025 ], [ -77.078338, 38.959117 ], [ -77.078399, 38.959151 ], [ -77.078519, 38.959223 ], [ -77.078636, 38.959297 ], [ -77.078749, 38.959375 ], [ -77.078805, 38.959415 ], [ -77.078913, 38.959496 ], [ -77.07904, 38.959598 ], [ -77.079106, 38.959654 ], [ -77.079191, 38.959729 ], [ -77.079278, 38.959812 ], [ -77.079388, 38.959925 ], [ -77.07944, 38.959982 ], [ -77.079536, 38.960092 ], [ -77.079621, 38.960198 ], [ -77.079662, 38.960251 ], [ -77.07974, 38.96036 ], [ -77.079777, 38.960415 ], [ -77.079847, 38.960527 ], [ -77.079917, 38.960648 ], [ -77.079968, 38.960745 ], [ -77.080014, 38.960844 ], [ -77.080041, 38.960911 ], [ -77.080091, 38.96102 ], [ -77.080307, 38.96102 ], [ -77.081518, 38.961019 ], [ -77.082021, 38.961018 ], [ -77.082021, 38.961096 ], [ -77.082022, 38.961115 ], [ -77.082022, 38.962042 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000400", "BLKGRPCE": "2", "GEOID": "110010004002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1005952.000000, "AWATER": 69.000000, "INTPTLAT": "+38.9227989", "INTPTLON": "-077.0649214", "mobility_total": "929", "mobility_same_house": "771", "mobility_different_house": "111", "mobility_different_house_same_metro": "26", "mobility_different_house_different_metro": "85", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "47" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.072907, 38.922543 ], [ -77.07269, 38.922543 ], [ -77.072488, 38.922548 ], [ -77.071841, 38.922546 ], [ -77.070884, 38.922545 ], [ -77.070739, 38.922546 ], [ -77.070511, 38.922549 ], [ -77.070485, 38.922547 ], [ -77.070459, 38.922551 ], [ -77.070433, 38.922562 ], [ -77.070409, 38.922583 ], [ -77.07033, 38.922714 ], [ -77.070276, 38.922799 ], [ -77.070247, 38.922841 ], [ -77.070186, 38.922923 ], [ -77.070122, 38.923004 ], [ -77.070053, 38.923082 ], [ -77.069979, 38.923161 ], [ -77.0699, 38.923241 ], [ -77.06986, 38.92328 ], [ -77.069775, 38.923356 ], [ -77.069732, 38.923393 ], [ -77.069643, 38.923465 ], [ -77.069547, 38.923537 ], [ -77.069493, 38.923575 ], [ -77.069339, 38.923675 ], [ -77.069229, 38.923739 ], [ -77.069117, 38.923799 ], [ -77.069003, 38.923857 ], [ -77.068889, 38.923912 ], [ -77.068831, 38.923938 ], [ -77.068712, 38.923987 ], [ -77.068591, 38.924032 ], [ -77.068467, 38.924074 ], [ -77.068317, 38.924122 ], [ -77.068215, 38.924151 ], [ -77.068112, 38.924177 ], [ -77.067956, 38.924211 ], [ -77.067564, 38.924274 ], [ -77.067363, 38.924308 ], [ -77.067331, 38.924317 ], [ -77.067302, 38.924331 ], [ -77.067276, 38.924349 ], [ -77.067255, 38.92437 ], [ -77.067234, 38.924416 ], [ -77.067224, 38.924439 ], [ -77.06717, 38.924424 ], [ -77.067081, 38.924403 ], [ -77.067036, 38.924394 ], [ -77.066917, 38.924375 ], [ -77.066846, 38.924366 ], [ -77.066632, 38.924348 ], [ -77.066489, 38.924338 ], [ -77.066353, 38.924323 ], [ -77.066379, 38.924459 ], [ -77.066385, 38.924793 ], [ -77.066381, 38.925681 ], [ -77.066381, 38.925965 ], [ -77.066382, 38.926181 ], [ -77.066383, 38.926251 ], [ -77.066382, 38.926371 ], [ -77.066383, 38.926892 ], [ -77.066382, 38.927276 ], [ -77.066384, 38.927527 ], [ -77.066054, 38.927525 ], [ -77.065359, 38.927526 ], [ -77.065259, 38.927527 ], [ -77.064814, 38.927527 ], [ -77.064565, 38.927526 ], [ -77.064114, 38.927528 ], [ -77.063759, 38.927526 ], [ -77.063481, 38.927528 ], [ -77.06324, 38.92752 ], [ -77.063068, 38.927382 ], [ -77.06305, 38.927366 ], [ -77.062737, 38.927126 ], [ -77.062104, 38.926629 ], [ -77.061933, 38.926493 ], [ -77.061826, 38.92641 ], [ -77.061745, 38.926351 ], [ -77.061681, 38.926303 ], [ -77.06164, 38.926271 ], [ -77.061574, 38.926216 ], [ -77.061456, 38.926124 ], [ -77.06138, 38.92606 ], [ -77.061266, 38.925977 ], [ -77.060861, 38.925657 ], [ -77.060815, 38.925625 ], [ -77.060733, 38.925561 ], [ -77.060594, 38.925455 ], [ -77.060432, 38.925318 ], [ -77.060158, 38.925109 ], [ -77.059793, 38.924819 ], [ -77.059512, 38.924608 ], [ -77.059424, 38.924537 ], [ -77.059341, 38.924472 ], [ -77.059037, 38.924235 ], [ -77.058735, 38.924002 ], [ -77.058463, 38.92379 ], [ -77.058091, 38.923496 ], [ -77.057718, 38.923213 ], [ -77.057504, 38.923202 ], [ -77.057133, 38.923221 ], [ -77.056595, 38.923251 ], [ -77.056079, 38.923284 ], [ -77.056087, 38.923151 ], [ -77.056095, 38.923082 ], [ -77.056094, 38.92305 ], [ -77.056092, 38.923019 ], [ -77.056087, 38.922987 ], [ -77.056081, 38.922956 ], [ -77.056072, 38.922925 ], [ -77.056049, 38.922865 ], [ -77.056034, 38.922835 ], [ -77.056017, 38.922806 ], [ -77.055999, 38.922778 ], [ -77.05598, 38.922752 ], [ -77.055938, 38.9227 ], [ -77.055892, 38.922651 ], [ -77.055842, 38.922604 ], [ -77.055788, 38.92256 ], [ -77.05576, 38.92254 ], [ -77.055731, 38.922522 ], [ -77.055671, 38.92249 ], [ -77.055588, 38.922449 ], [ -77.055478, 38.922401 ], [ -77.055342, 38.922351 ], [ -77.055101, 38.922257 ], [ -77.054903, 38.922165 ], [ -77.054647, 38.92205 ], [ -77.054584, 38.922011 ], [ -77.054482, 38.921937 ], [ -77.054397, 38.92185 ], [ -77.054355, 38.921802 ], [ -77.054305, 38.92172 ], [ -77.054215, 38.921546 ], [ -77.054089, 38.921287 ], [ -77.054049, 38.921203 ], [ -77.054038, 38.921182 ], [ -77.054036, 38.921164 ], [ -77.054048, 38.92113 ], [ -77.054077, 38.921102 ], [ -77.054097, 38.921092 ], [ -77.054194, 38.921062 ], [ -77.054258, 38.921044 ], [ -77.054519, 38.920961 ], [ -77.054718, 38.920896 ], [ -77.054764, 38.920876 ], [ -77.054865, 38.920833 ], [ -77.055005, 38.920763 ], [ -77.055174, 38.920663 ], [ -77.05529, 38.920581 ], [ -77.055382, 38.920511 ], [ -77.055455, 38.92044 ], [ -77.055604, 38.920273 ], [ -77.055695, 38.92016 ], [ -77.055745, 38.92011 ], [ -77.05577, 38.920099 ], [ -77.055806, 38.920099 ], [ -77.055851, 38.920111 ], [ -77.056954, 38.920257 ], [ -77.056958, 38.920219 ], [ -77.056946, 38.920176 ], [ -77.0569, 38.920108 ], [ -77.056874, 38.920071 ], [ -77.056804, 38.91999 ], [ -77.05673, 38.919915 ], [ -77.056644, 38.919803 ], [ -77.05663, 38.919773 ], [ -77.056615, 38.919694 ], [ -77.056529, 38.919599 ], [ -77.056521, 38.919571 ], [ -77.05652, 38.919547 ], [ -77.056532, 38.919523 ], [ -77.056547, 38.919509 ], [ -77.056576, 38.919491 ], [ -77.05662, 38.919471 ], [ -77.056751, 38.919439 ], [ -77.057029, 38.91941 ], [ -77.057172, 38.919392 ], [ -77.0573, 38.919369 ], [ -77.057443, 38.919333 ], [ -77.057657, 38.919256 ], [ -77.05781, 38.919176 ], [ -77.057895, 38.91913 ], [ -77.057959, 38.919085 ], [ -77.058015, 38.919044 ], [ -77.058378, 38.91874 ], [ -77.058546, 38.918601 ], [ -77.05873, 38.918447 ], [ -77.058888, 38.918319 ], [ -77.058932, 38.9183 ], [ -77.058989, 38.918299 ], [ -77.059084, 38.918313 ], [ -77.059328, 38.918324 ], [ -77.059366, 38.918325 ], [ -77.059479, 38.918332 ], [ -77.059723, 38.91834 ], [ -77.060064, 38.918348 ], [ -77.060413, 38.918359 ], [ -77.060944, 38.918374 ], [ -77.061195, 38.91838 ], [ -77.061451, 38.918388 ], [ -77.061634, 38.918391 ], [ -77.061858, 38.918398 ], [ -77.06202, 38.918402 ], [ -77.062238, 38.918412 ], [ -77.062473, 38.918425 ], [ -77.062668, 38.918431 ], [ -77.062851, 38.918438 ], [ -77.063033, 38.918441 ], [ -77.06323, 38.918447 ], [ -77.063322, 38.918442 ], [ -77.063349, 38.918435 ], [ -77.063377, 38.918418 ], [ -77.063554, 38.918427 ], [ -77.063679, 38.918442 ], [ -77.063824, 38.918446 ], [ -77.066894, 38.918656 ], [ -77.067253, 38.918641 ], [ -77.067315, 38.918641 ], [ -77.067388, 38.917759 ], [ -77.067381, 38.917733 ], [ -77.06738, 38.917706 ], [ -77.067386, 38.91768 ], [ -77.067397, 38.917655 ], [ -77.067413, 38.917632 ], [ -77.067476, 38.917582 ], [ -77.067498, 38.917567 ], [ -77.067591, 38.917509 ], [ -77.067615, 38.917495 ], [ -77.067924, 38.917351 ], [ -77.068609, 38.917029 ], [ -77.068752, 38.916966 ], [ -77.06886, 38.917099 ], [ -77.069251, 38.91757 ], [ -77.069382, 38.917726 ], [ -77.069464, 38.917821 ], [ -77.069526, 38.917895 ], [ -77.069865, 38.918286 ], [ -77.070193, 38.918674 ], [ -77.070539, 38.919078 ], [ -77.07064, 38.919198 ], [ -77.070884, 38.919487 ], [ -77.071267, 38.919938 ], [ -77.071341, 38.920019 ], [ -77.071411, 38.920103 ], [ -77.071435, 38.920134 ], [ -77.071476, 38.920188 ], [ -77.071537, 38.920276 ], [ -77.071593, 38.920366 ], [ -77.071661, 38.92048 ], [ -77.071797, 38.920708 ], [ -77.07197, 38.920992 ], [ -77.072021, 38.921076 ], [ -77.072225, 38.921415 ], [ -77.072477, 38.921827 ], [ -77.072689, 38.922179 ], [ -77.07277, 38.922315 ], [ -77.072844, 38.922437 ], [ -77.072907, 38.922543 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001500", "BLKGRPCE": "3", "GEOID": "110010015003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 284806.000000, "AWATER": 200.000000, "INTPTLAT": "+38.9718367", "INTPTLON": "-077.0582546", "mobility_total": "793", "mobility_same_house": "675", "mobility_different_house": "118", "mobility_different_house_same_metro": "104", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.064188, 38.972838 ], [ -77.064042, 38.972839 ], [ -77.063658, 38.972837 ], [ -77.063428, 38.972835 ], [ -77.062828, 38.972836 ], [ -77.062136, 38.972835 ], [ -77.06148, 38.972836 ], [ -77.061322, 38.972836 ], [ -77.061248, 38.972837 ], [ -77.060916, 38.972838 ], [ -77.060436, 38.972835 ], [ -77.060107, 38.972834 ], [ -77.059941, 38.972835 ], [ -77.059745, 38.972837 ], [ -77.059411, 38.972835 ], [ -77.059103, 38.972835 ], [ -77.058793, 38.972837 ], [ -77.058303, 38.972836 ], [ -77.05826, 38.972835 ], [ -77.05805, 38.972835 ], [ -77.057812, 38.972834 ], [ -77.0577, 38.972835 ], [ -77.057376, 38.972835 ], [ -77.056286, 38.97283 ], [ -77.056141, 38.972831 ], [ -77.056, 38.972833 ], [ -77.055721, 38.972835 ], [ -77.055571, 38.972835 ], [ -77.055468, 38.972834 ], [ -77.055232, 38.972828 ], [ -77.054272, 38.972828 ], [ -77.05404, 38.972828 ], [ -77.053735, 38.972833 ], [ -77.053387, 38.972835 ], [ -77.053219, 38.972831 ], [ -77.053236, 38.972733 ], [ -77.053271, 38.972423 ], [ -77.053306, 38.972192 ], [ -77.053342, 38.971939 ], [ -77.053354, 38.971855 ], [ -77.053396, 38.971599 ], [ -77.053433, 38.97136 ], [ -77.05346, 38.971197 ], [ -77.05349, 38.971027 ], [ -77.053523, 38.97082 ], [ -77.053556, 38.970597 ], [ -77.053576, 38.970486 ], [ -77.053599, 38.970345 ], [ -77.053643, 38.970021 ], [ -77.053671, 38.969836 ], [ -77.053693, 38.969753 ], [ -77.053793, 38.969756 ], [ -77.054489, 38.969759 ], [ -77.054842, 38.969762 ], [ -77.054945, 38.969762 ], [ -77.055608, 38.969763 ], [ -77.055668, 38.969765 ], [ -77.055836, 38.969768 ], [ -77.056058, 38.969758 ], [ -77.056243, 38.969759 ], [ -77.057459, 38.969757 ], [ -77.057927, 38.969759 ], [ -77.058362, 38.969759 ], [ -77.058465, 38.969761 ], [ -77.059904, 38.969763 ], [ -77.06067, 38.969765 ], [ -77.061741, 38.96976 ], [ -77.061989, 38.969766 ], [ -77.062634, 38.970667 ], [ -77.062664, 38.970708 ], [ -77.063225, 38.971492 ], [ -77.063462, 38.971825 ], [ -77.063668, 38.972109 ], [ -77.063705, 38.972162 ], [ -77.063908, 38.972439 ], [ -77.064118, 38.972742 ], [ -77.064188, 38.972838 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002002", "BLKGRPCE": "1", "GEOID": "110010020021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 345391.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9486448", "INTPTLON": "-077.0290558", "mobility_total": "1022", "mobility_same_house": "1006", "mobility_different_house": "14", "mobility_different_house_same_metro": "14", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "2" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036419, 38.949738 ], [ -77.036416, 38.950523 ], [ -77.036416, 38.950803 ], [ -77.036415, 38.951871 ], [ -77.036415, 38.952535 ], [ -77.036247, 38.9527 ], [ -77.036122, 38.952845 ], [ -77.03604, 38.952942 ], [ -77.03588, 38.953133 ], [ -77.0356, 38.953465 ], [ -77.0352, 38.953936 ], [ -77.03504, 38.954125 ], [ -77.034596, 38.95465 ], [ -77.034197, 38.955134 ], [ -77.033783, 38.955625 ], [ -77.033761, 38.955653 ], [ -77.033493, 38.95599 ], [ -77.033367, 38.956214 ], [ -77.033359, 38.955733 ], [ -77.033367, 38.955149 ], [ -77.033375, 38.954085 ], [ -77.033375, 38.952906 ], [ -77.033424, 38.952315 ], [ -77.033426, 38.951873 ], [ -77.033427, 38.951792 ], [ -77.033428, 38.951295 ], [ -77.033427, 38.950802 ], [ -77.033426, 38.950446 ], [ -77.03343, 38.950072 ], [ -77.033432, 38.950048 ], [ -77.033432, 38.950025 ], [ -77.03343, 38.950001 ], [ -77.033423, 38.949964 ], [ -77.033413, 38.949932 ], [ -77.033403, 38.949909 ], [ -77.033392, 38.949887 ], [ -77.033379, 38.949866 ], [ -77.033364, 38.949845 ], [ -77.033336, 38.949819 ], [ -77.033254, 38.949738 ], [ -77.03308, 38.949738 ], [ -77.033051, 38.949739 ], [ -77.032429, 38.949735 ], [ -77.031493, 38.949739 ], [ -77.030765, 38.949738 ], [ -77.03013, 38.949739 ], [ -77.029994, 38.949738 ], [ -77.029701, 38.949738 ], [ -77.029582, 38.949737 ], [ -77.028885, 38.949735 ], [ -77.028744, 38.949734 ], [ -77.027891, 38.949736 ], [ -77.027135, 38.949734 ], [ -77.027081, 38.949337 ], [ -77.027048, 38.949084 ], [ -77.027035, 38.948991 ], [ -77.027014, 38.948836 ], [ -77.027003, 38.948761 ], [ -77.026962, 38.948464 ], [ -77.026951, 38.94839 ], [ -77.026944, 38.948333 ], [ -77.026933, 38.948256 ], [ -77.026812, 38.947372 ], [ -77.026784, 38.94719 ], [ -77.026666, 38.9464 ], [ -77.0266, 38.946125 ], [ -77.027019, 38.946126 ], [ -77.027466, 38.946123 ], [ -77.027797, 38.946124 ], [ -77.028211, 38.946122 ], [ -77.028928, 38.946128 ], [ -77.029643, 38.946125 ], [ -77.029822, 38.946389 ], [ -77.029844, 38.946411 ], [ -77.030046, 38.946603 ], [ -77.030232, 38.946785 ], [ -77.030434, 38.946985 ], [ -77.030689, 38.947234 ], [ -77.030704, 38.94725 ], [ -77.030797, 38.947343 ], [ -77.030973, 38.947522 ], [ -77.031041, 38.94761 ], [ -77.031069, 38.94764 ], [ -77.031091, 38.947661 ], [ -77.031115, 38.947681 ], [ -77.031456, 38.94801 ], [ -77.031625, 38.94818 ], [ -77.031695, 38.948235 ], [ -77.032724, 38.948264 ], [ -77.032863, 38.948263 ], [ -77.033087, 38.94826 ], [ -77.033749, 38.948261 ], [ -77.034416, 38.948258 ], [ -77.034517, 38.948259 ], [ -77.035386, 38.948261 ], [ -77.036278, 38.948261 ], [ -77.036424, 38.94826 ], [ -77.036419, 38.949738 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001402", "BLKGRPCE": "2", "GEOID": "110010014022", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 359693.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9595110", "INTPTLON": "-077.0618412", "mobility_total": "833", "mobility_same_house": "786", "mobility_different_house": "30", "mobility_different_house_same_metro": "11", "mobility_different_house_different_metro": "19", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.070831, 38.961013 ], [ -77.070699, 38.961014 ], [ -77.070602, 38.961016 ], [ -77.070216, 38.961016 ], [ -77.069857, 38.961017 ], [ -77.069176, 38.961017 ], [ -77.069028, 38.961016 ], [ -77.068363, 38.961017 ], [ -77.06798, 38.961016 ], [ -77.067639, 38.961018 ], [ -77.067284, 38.961017 ], [ -77.067087, 38.961021 ], [ -77.066863, 38.961022 ], [ -77.066304, 38.961021 ], [ -77.066238, 38.961013 ], [ -77.06608, 38.961019 ], [ -77.065724, 38.961017 ], [ -77.064375, 38.961017 ], [ -77.063889, 38.961016 ], [ -77.06341, 38.961015 ], [ -77.062127, 38.961016 ], [ -77.061408, 38.961016 ], [ -77.060965, 38.961016 ], [ -77.059751, 38.961018 ], [ -77.059423, 38.961019 ], [ -77.058748, 38.961017 ], [ -77.057989, 38.961012 ], [ -77.057929, 38.961013 ], [ -77.057472, 38.961014 ], [ -77.057443, 38.961015 ], [ -77.057029, 38.961013 ], [ -77.056201, 38.961013 ], [ -77.056201, 38.960873 ], [ -77.056207, 38.960614 ], [ -77.056209, 38.960346 ], [ -77.056212, 38.960254 ], [ -77.056212, 38.960191 ], [ -77.05621, 38.960129 ], [ -77.056201, 38.960004 ], [ -77.056194, 38.959955 ], [ -77.056182, 38.95988 ], [ -77.056161, 38.959781 ], [ -77.056139, 38.959694 ], [ -77.056125, 38.959631 ], [ -77.056101, 38.959505 ], [ -77.056019, 38.959005 ], [ -77.056014, 38.95898 ], [ -77.056005, 38.958922 ], [ -77.056003, 38.958889 ], [ -77.056004, 38.958857 ], [ -77.056008, 38.958824 ], [ -77.056015, 38.958791 ], [ -77.056034, 38.958732 ], [ -77.056058, 38.958674 ], [ -77.056086, 38.958617 ], [ -77.056118, 38.958561 ], [ -77.056154, 38.958506 ], [ -77.056186, 38.958463 ], [ -77.056254, 38.958378 ], [ -77.05629, 38.958336 ], [ -77.056309, 38.958316 ], [ -77.056327, 38.958295 ], [ -77.056346, 38.958277 ], [ -77.056366, 38.95826 ], [ -77.056389, 38.958244 ], [ -77.056412, 38.95823 ], [ -77.056438, 38.958218 ], [ -77.056533, 38.958156 ], [ -77.056717, 38.958032 ], [ -77.056773, 38.957984 ], [ -77.056823, 38.957932 ], [ -77.056853, 38.957895 ], [ -77.05688, 38.957857 ], [ -77.056913, 38.957801 ], [ -77.056928, 38.957772 ], [ -77.056956, 38.957714 ], [ -77.056963, 38.957696 ], [ -77.05698, 38.957655 ], [ -77.057001, 38.957595 ], [ -77.05701, 38.957564 ], [ -77.057021, 38.957536 ], [ -77.057089, 38.957339 ], [ -77.057098, 38.95731 ], [ -77.057127, 38.957203 ], [ -77.057158, 38.957098 ], [ -77.057185, 38.95702 ], [ -77.057194, 38.956997 ], [ -77.057217, 38.956951 ], [ -77.057245, 38.956907 ], [ -77.057278, 38.956865 ], [ -77.057296, 38.956845 ], [ -77.057336, 38.956807 ], [ -77.057364, 38.956786 ], [ -77.057395, 38.956769 ], [ -77.057428, 38.956753 ], [ -77.057463, 38.956741 ], [ -77.0575, 38.956732 ], [ -77.057531, 38.956727 ], [ -77.057593, 38.95672 ], [ -77.057624, 38.956719 ], [ -77.057656, 38.956719 ], [ -77.057687, 38.95672 ], [ -77.057784, 38.956728 ], [ -77.057853, 38.95673 ], [ -77.057911, 38.95673 ], [ -77.057936, 38.95673 ], [ -77.057993, 38.956727 ], [ -77.05802, 38.956722 ], [ -77.058066, 38.956712 ], [ -77.058079, 38.956752 ], [ -77.058093, 38.956783 ], [ -77.05811, 38.956814 ], [ -77.058131, 38.956843 ], [ -77.058155, 38.95687 ], [ -77.058183, 38.956895 ], [ -77.058318, 38.957005 ], [ -77.058351, 38.95703 ], [ -77.058481, 38.957133 ], [ -77.05858, 38.957209 ], [ -77.058677, 38.957286 ], [ -77.058727, 38.957323 ], [ -77.05878, 38.957359 ], [ -77.058807, 38.957376 ], [ -77.058864, 38.957408 ], [ -77.058923, 38.957437 ], [ -77.059006, 38.957472 ], [ -77.059088, 38.957502 ], [ -77.059144, 38.95752 ], [ -77.0592, 38.957536 ], [ -77.059317, 38.957566 ], [ -77.059362, 38.957576 ], [ -77.059384, 38.957582 ], [ -77.05968, 38.957649 ], [ -77.059853, 38.957685 ], [ -77.060027, 38.957718 ], [ -77.060153, 38.95774 ], [ -77.060341, 38.957769 ], [ -77.060404, 38.957778 ], [ -77.060594, 38.957802 ], [ -77.060865, 38.95783 ], [ -77.061003, 38.957843 ], [ -77.06135, 38.957869 ], [ -77.061748, 38.957897 ], [ -77.062068, 38.957921 ], [ -77.062149, 38.957926 ], [ -77.062685, 38.957968 ], [ -77.063216, 38.958008 ], [ -77.063314, 38.958019 ], [ -77.063412, 38.958035 ], [ -77.06346, 38.958044 ], [ -77.063523, 38.958059 ], [ -77.063602, 38.958079 ], [ -77.063649, 38.958093 ], [ -77.063776, 38.958134 ], [ -77.06394, 38.958184 ], [ -77.064106, 38.958232 ], [ -77.064273, 38.958277 ], [ -77.064524, 38.95834 ], [ -77.064891, 38.958428 ], [ -77.064932, 38.958437 ], [ -77.064964, 38.958445 ], [ -77.065124, 38.958478 ], [ -77.065184, 38.958498 ], [ -77.065257, 38.958515 ], [ -77.065341, 38.958532 ], [ -77.065523, 38.958563 ], [ -77.06559, 38.958573 ], [ -77.065725, 38.958589 ], [ -77.065793, 38.958596 ], [ -77.065928, 38.958607 ], [ -77.066037, 38.958618 ], [ -77.066105, 38.958625 ], [ -77.066132, 38.95863 ], [ -77.066183, 38.958642 ], [ -77.066208, 38.95865 ], [ -77.066256, 38.95867 ], [ -77.066279, 38.958681 ], [ -77.066301, 38.958694 ], [ -77.066381, 38.95873 ], [ -77.066542, 38.958806 ], [ -77.0667, 38.958885 ], [ -77.066919, 38.959001 ], [ -77.067084, 38.959094 ], [ -77.067266, 38.959203 ], [ -77.067443, 38.959318 ], [ -77.067543, 38.959388 ], [ -77.067641, 38.959458 ], [ -77.067764, 38.959544 ], [ -77.067839, 38.9596 ], [ -77.067936, 38.959676 ], [ -77.068008, 38.959736 ], [ -77.068119, 38.959833 ], [ -77.068181, 38.95989 ], [ -77.068213, 38.959918 ], [ -77.068306, 38.960004 ], [ -77.068367, 38.960062 ], [ -77.068398, 38.96009 ], [ -77.0685, 38.960191 ], [ -77.068631, 38.960329 ], [ -77.06866, 38.960361 ], [ -77.068715, 38.960332 ], [ -77.068741, 38.960322 ], [ -77.06877, 38.960316 ], [ -77.069135, 38.960318 ], [ -77.070302, 38.960316 ], [ -77.070437, 38.960318 ], [ -77.070575, 38.960553 ], [ -77.070638, 38.960665 ], [ -77.07078, 38.960923 ], [ -77.070831, 38.961013 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009902", "BLKGRPCE": "1", "GEOID": "110010099021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1011620.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8731411", "INTPTLON": "-076.9439180", "mobility_total": "1089", "mobility_same_house": "1030", "mobility_different_house": "59", "mobility_different_house_same_metro": "46", "mobility_different_house_different_metro": "13", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.952909, 38.866418 ], [ -76.952879, 38.866457 ], [ -76.952847, 38.866495 ], [ -76.952796, 38.866551 ], [ -76.95276, 38.866587 ], [ -76.952741, 38.866604 ], [ -76.952717, 38.866628 ], [ -76.952665, 38.866675 ], [ -76.952583, 38.866741 ], [ -76.952524, 38.866782 ], [ -76.952433, 38.866838 ], [ -76.952371, 38.866872 ], [ -76.952307, 38.866904 ], [ -76.95221, 38.866949 ], [ -76.952143, 38.866976 ], [ -76.952083, 38.866998 ], [ -76.95196, 38.867038 ], [ -76.951836, 38.867073 ], [ -76.951794, 38.867083 ], [ -76.951753, 38.867094 ], [ -76.951586, 38.867134 ], [ -76.951418, 38.867171 ], [ -76.951237, 38.867208 ], [ -76.951117, 38.867235 ], [ -76.950879, 38.867294 ], [ -76.950721, 38.867337 ], [ -76.950656, 38.867357 ], [ -76.950561, 38.86739 ], [ -76.950498, 38.867414 ], [ -76.950375, 38.867468 ], [ -76.950295, 38.867509 ], [ -76.950181, 38.867574 ], [ -76.950109, 38.867622 ], [ -76.950045, 38.867669 ], [ -76.950014, 38.867693 ], [ -76.949954, 38.867743 ], [ -76.949869, 38.867821 ], [ -76.949842, 38.867848 ], [ -76.949791, 38.867902 ], [ -76.949745, 38.867956 ], [ -76.949682, 38.868041 ], [ -76.949663, 38.868069 ], [ -76.949627, 38.868128 ], [ -76.949595, 38.868186 ], [ -76.949552, 38.868272 ], [ -76.949517, 38.86836 ], [ -76.949497, 38.86842 ], [ -76.949488, 38.86845 ], [ -76.949472, 38.868515 ], [ -76.949451, 38.868613 ], [ -76.94944, 38.868679 ], [ -76.949428, 38.868778 ], [ -76.949386, 38.869214 ], [ -76.949375, 38.869313 ], [ -76.94937, 38.869345 ], [ -76.949366, 38.869378 ], [ -76.949342, 38.869507 ], [ -76.949319, 38.869603 ], [ -76.94931, 38.869635 ], [ -76.94929, 38.869694 ], [ -76.949254, 38.869782 ], [ -76.949227, 38.869839 ], [ -76.949197, 38.869896 ], [ -76.949166, 38.869952 ], [ -76.949118, 38.870034 ], [ -76.949051, 38.870142 ], [ -76.949015, 38.870196 ], [ -76.948828, 38.870496 ], [ -76.948795, 38.870547 ], [ -76.948718, 38.870674 ], [ -76.948674, 38.870752 ], [ -76.948643, 38.870814 ], [ -76.948615, 38.870877 ], [ -76.94859, 38.870941 ], [ -76.948568, 38.871005 ], [ -76.948549, 38.87107 ], [ -76.948534, 38.871129 ], [ -76.948523, 38.871189 ], [ -76.948513, 38.871279 ], [ -76.948511, 38.871309 ], [ -76.948511, 38.871397 ], [ -76.948514, 38.871469 ], [ -76.948516, 38.871506 ], [ -76.948527, 38.871616 ], [ -76.94855, 38.871766 ], [ -76.948578, 38.871929 ], [ -76.948621, 38.872139 ], [ -76.948645, 38.872269 ], [ -76.948673, 38.872443 ], [ -76.948686, 38.872532 ], [ -76.94869, 38.872555 ], [ -76.948698, 38.872647 ], [ -76.948699, 38.872716 ], [ -76.948692, 38.872786 ], [ -76.94868, 38.872875 ], [ -76.948664, 38.87296 ], [ -76.948648, 38.873029 ], [ -76.948625, 38.87312 ], [ -76.948619, 38.873139 ], [ -76.948605, 38.873176 ], [ -76.94857, 38.873248 ], [ -76.948451, 38.873463 ], [ -76.948429, 38.873499 ], [ -76.948324, 38.873682 ], [ -76.948244, 38.87383 ], [ -76.948231, 38.873856 ], [ -76.948195, 38.873936 ], [ -76.948162, 38.874017 ], [ -76.948134, 38.874098 ], [ -76.948118, 38.874153 ], [ -76.9481, 38.874236 ], [ -76.948088, 38.87432 ], [ -76.948081, 38.874407 ], [ -76.948079, 38.874471 ], [ -76.948081, 38.874534 ], [ -76.948083, 38.874565 ], [ -76.948095, 38.87466 ], [ -76.948113, 38.874752 ], [ -76.948136, 38.874842 ], [ -76.948145, 38.874872 ], [ -76.948165, 38.874931 ], [ -76.948227, 38.875089 ], [ -76.948269, 38.875188 ], [ -76.948337, 38.875335 ], [ -76.948385, 38.875432 ], [ -76.948479, 38.875614 ], [ -76.948551, 38.875748 ], [ -76.948626, 38.875881 ], [ -76.94866, 38.875939 ], [ -76.948727, 38.876049 ], [ -76.948798, 38.876175 ], [ -76.948865, 38.876302 ], [ -76.948886, 38.876345 ], [ -76.948969, 38.876536 ], [ -76.949026, 38.87668 ], [ -76.949053, 38.876752 ], [ -76.949065, 38.876789 ], [ -76.949078, 38.876825 ], [ -76.949099, 38.876893 ], [ -76.949119, 38.876962 ], [ -76.949152, 38.877101 ], [ -76.949179, 38.877246 ], [ -76.949194, 38.87736 ], [ -76.949204, 38.877474 ], [ -76.949207, 38.87755 ], [ -76.949207, 38.877618 ], [ -76.949205, 38.877686 ], [ -76.949201, 38.877753 ], [ -76.949195, 38.877821 ], [ -76.949187, 38.877888 ], [ -76.949167, 38.877998 ], [ -76.949151, 38.878071 ], [ -76.949132, 38.878144 ], [ -76.94911, 38.878216 ], [ -76.949072, 38.878326 ], [ -76.949043, 38.8784 ], [ -76.949011, 38.878473 ], [ -76.948977, 38.878545 ], [ -76.948892, 38.878709 ], [ -76.948857, 38.87877 ], [ -76.94882, 38.87883 ], [ -76.948781, 38.878889 ], [ -76.94876, 38.878918 ], [ -76.948695, 38.879004 ], [ -76.948601, 38.879128 ], [ -76.948552, 38.879188 ], [ -76.948473, 38.879278 ], [ -76.948447, 38.879306 ], [ -76.948327, 38.879424 ], [ -76.948249, 38.879497 ], [ -76.948208, 38.879533 ], [ -76.948124, 38.879602 ], [ -76.948081, 38.879635 ], [ -76.947991, 38.8797 ], [ -76.947945, 38.879732 ], [ -76.947866, 38.879792 ], [ -76.947784, 38.879851 ], [ -76.947658, 38.879936 ], [ -76.947615, 38.879964 ], [ -76.947527, 38.880017 ], [ -76.947461, 38.880058 ], [ -76.947259, 38.880178 ], [ -76.947123, 38.880256 ], [ -76.946911, 38.880372 ], [ -76.946761, 38.880451 ], [ -76.946521, 38.880561 ], [ -76.946225, 38.880702 ], [ -76.946166, 38.880731 ], [ -76.946064, 38.880776 ], [ -76.946038, 38.880786 ], [ -76.945987, 38.880808 ], [ -76.945935, 38.880828 ], [ -76.945895, 38.880841 ], [ -76.945772, 38.880869 ], [ -76.945698, 38.880706 ], [ -76.945485, 38.88025 ], [ -76.945316, 38.879884 ], [ -76.945268, 38.879787 ], [ -76.945218, 38.87969 ], [ -76.94514, 38.879546 ], [ -76.945086, 38.879451 ], [ -76.944974, 38.879266 ], [ -76.944864, 38.879093 ], [ -76.944786, 38.878973 ], [ -76.944717, 38.878871 ], [ -76.944647, 38.878771 ], [ -76.944575, 38.878672 ], [ -76.944464, 38.878526 ], [ -76.944288, 38.878306 ], [ -76.944186, 38.878185 ], [ -76.94408, 38.878065 ], [ -76.94397, 38.877947 ], [ -76.943914, 38.877889 ], [ -76.943718, 38.877691 ], [ -76.943576, 38.877553 ], [ -76.943431, 38.877416 ], [ -76.943296, 38.877295 ], [ -76.943209, 38.877221 ], [ -76.943073, 38.877113 ], [ -76.942981, 38.877043 ], [ -76.942934, 38.877009 ], [ -76.942894, 38.876983 ], [ -76.942853, 38.876958 ], [ -76.942811, 38.876934 ], [ -76.942768, 38.876911 ], [ -76.942724, 38.876889 ], [ -76.942634, 38.876848 ], [ -76.942541, 38.876812 ], [ -76.942493, 38.876795 ], [ -76.942072, 38.876655 ], [ -76.941982, 38.876627 ], [ -76.941893, 38.876598 ], [ -76.941716, 38.876535 ], [ -76.941673, 38.876518 ], [ -76.941629, 38.876502 ], [ -76.941588, 38.876486 ], [ -76.941508, 38.876451 ], [ -76.94143, 38.876414 ], [ -76.941355, 38.876373 ], [ -76.941283, 38.876329 ], [ -76.941248, 38.876306 ], [ -76.941098, 38.876213 ], [ -76.940839, 38.876052 ], [ -76.940495, 38.875842 ], [ -76.940184, 38.875647 ], [ -76.939894, 38.875474 ], [ -76.939361, 38.875192 ], [ -76.939017, 38.875012 ], [ -76.938814, 38.8749 ], [ -76.938661, 38.874816 ], [ -76.938358, 38.874669 ], [ -76.937919, 38.874426 ], [ -76.937363, 38.874131 ], [ -76.937087, 38.873986 ], [ -76.936975, 38.873928 ], [ -76.936874, 38.873874 ], [ -76.936761, 38.873815 ], [ -76.936094, 38.873462 ], [ -76.93585, 38.873332 ], [ -76.935711, 38.873258 ], [ -76.935013, 38.872895 ], [ -76.935111, 38.872819 ], [ -76.935337, 38.872644 ], [ -76.935361, 38.872626 ], [ -76.935405, 38.872591 ], [ -76.935471, 38.87254 ], [ -76.935581, 38.872455 ], [ -76.93593, 38.872184 ], [ -76.936003, 38.872127 ], [ -76.936077, 38.872072 ], [ -76.936161, 38.872009 ], [ -76.936267, 38.871927 ], [ -76.936289, 38.87191 ], [ -76.936365, 38.871847 ], [ -76.936458, 38.871771 ], [ -76.936533, 38.871713 ], [ -76.936609, 38.871655 ], [ -76.936683, 38.871597 ], [ -76.936841, 38.871474 ], [ -76.937042, 38.871316 ], [ -76.937072, 38.871292 ], [ -76.937161, 38.871223 ], [ -76.937195, 38.871196 ], [ -76.937233, 38.871167 ], [ -76.937375, 38.871056 ], [ -76.937424, 38.871018 ], [ -76.937727, 38.870783 ], [ -76.9378, 38.870726 ], [ -76.937869, 38.870672 ], [ -76.938026, 38.87055 ], [ -76.938314, 38.870327 ], [ -76.938333, 38.870313 ], [ -76.9384, 38.87026 ], [ -76.938475, 38.870201 ], [ -76.938753, 38.869984 ], [ -76.938928, 38.869848 ], [ -76.938949, 38.869832 ], [ -76.938994, 38.869797 ], [ -76.939065, 38.869742 ], [ -76.939269, 38.869582 ], [ -76.939535, 38.869376 ], [ -76.939557, 38.869358 ], [ -76.939585, 38.869336 ], [ -76.939728, 38.869225 ], [ -76.939864, 38.86912 ], [ -76.939898, 38.869094 ], [ -76.940174, 38.868877 ], [ -76.940333, 38.868751 ], [ -76.940424, 38.86868 ], [ -76.940714, 38.868456 ], [ -76.940784, 38.868402 ], [ -76.940862, 38.868341 ], [ -76.941117, 38.868142 ], [ -76.941308, 38.867992 ], [ -76.941334, 38.867972 ], [ -76.941378, 38.867938 ], [ -76.941444, 38.867886 ], [ -76.941601, 38.867765 ], [ -76.941811, 38.867602 ], [ -76.94193, 38.86751 ], [ -76.9421, 38.867376 ], [ -76.942152, 38.867336 ], [ -76.942367, 38.867167 ], [ -76.942476, 38.867083 ], [ -76.942576, 38.867005 ], [ -76.942702, 38.866907 ], [ -76.943088, 38.866606 ], [ -76.943538, 38.866255 ], [ -76.9437, 38.866128 ], [ -76.943717, 38.866144 ], [ -76.943731, 38.86616 ], [ -76.943743, 38.866177 ], [ -76.943752, 38.866195 ], [ -76.943758, 38.866213 ], [ -76.943762, 38.866233 ], [ -76.943764, 38.86669 ], [ -76.943762, 38.867102 ], [ -76.943763, 38.867371 ], [ -76.943762, 38.867642 ], [ -76.943759, 38.867957 ], [ -76.94376, 38.868002 ], [ -76.943766, 38.868093 ], [ -76.943778, 38.868184 ], [ -76.943785, 38.868229 ], [ -76.943794, 38.868274 ], [ -76.943804, 38.868318 ], [ -76.943819, 38.868376 ], [ -76.943844, 38.868461 ], [ -76.943873, 38.868546 ], [ -76.943895, 38.868602 ], [ -76.943951, 38.868703 ], [ -76.944099, 38.868972 ], [ -76.944362, 38.869414 ], [ -76.944612, 38.869855 ], [ -76.94484, 38.870249 ], [ -76.944856, 38.870271 ], [ -76.944898, 38.87034 ], [ -76.94491, 38.870363 ], [ -76.944933, 38.870411 ], [ -76.944943, 38.870435 ], [ -76.94496, 38.870484 ], [ -76.945062, 38.870462 ], [ -76.945196, 38.870431 ], [ -76.945394, 38.870379 ], [ -76.945525, 38.870341 ], [ -76.945705, 38.870286 ], [ -76.945794, 38.870257 ], [ -76.94597, 38.870195 ], [ -76.946143, 38.870129 ], [ -76.946229, 38.870094 ], [ -76.946398, 38.870022 ], [ -76.946471, 38.869989 ], [ -76.946543, 38.869955 ], [ -76.946685, 38.869886 ], [ -76.946825, 38.869814 ], [ -76.946993, 38.869721 ], [ -76.947135, 38.869637 ], [ -76.947173, 38.869613 ], [ -76.947212, 38.86959 ], [ -76.947362, 38.869493 ], [ -76.947436, 38.869443 ], [ -76.947572, 38.869345 ], [ -76.947668, 38.86927 ], [ -76.947772, 38.869205 ], [ -76.94787, 38.869129 ], [ -76.947918, 38.869089 ], [ -76.947987, 38.869028 ], [ -76.948009, 38.869007 ], [ -76.948033, 38.86898 ], [ -76.948113, 38.868885 ], [ -76.9482, 38.868782 ], [ -76.948416, 38.868553 ], [ -76.948491, 38.868495 ], [ -76.948857, 38.868087 ], [ -76.949066, 38.867857 ], [ -76.949314, 38.867581 ], [ -76.949513, 38.867355 ], [ -76.949582, 38.867303 ], [ -76.949688, 38.867186 ], [ -76.949807, 38.867043 ], [ -76.949957, 38.866863 ], [ -76.950467, 38.866295 ], [ -76.950546, 38.866211 ], [ -76.950629, 38.866129 ], [ -76.950716, 38.866049 ], [ -76.950806, 38.865971 ], [ -76.950852, 38.865933 ], [ -76.951003, 38.865819 ], [ -76.951042, 38.865792 ], [ -76.951324, 38.865594 ], [ -76.951606, 38.86571 ], [ -76.952222, 38.865963 ], [ -76.953001, 38.866279 ], [ -76.952909, 38.866418 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002400", "BLKGRPCE": "4", "GEOID": "110010024004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 134399.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9399989", "INTPTLON": "-077.0218135", "mobility_total": "1117", "mobility_same_house": "1037", "mobility_different_house": "80", "mobility_different_house_same_metro": "45", "mobility_different_house_different_metro": "35", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.02524, 38.940811 ], [ -77.025062, 38.940812 ], [ -77.024994, 38.940814 ], [ -77.024256, 38.94083 ], [ -77.023556, 38.940853 ], [ -77.023298, 38.94086 ], [ -77.022936, 38.94087 ], [ -77.022331, 38.94089 ], [ -77.021698, 38.940904 ], [ -77.02157, 38.940909 ], [ -77.021468, 38.940912 ], [ -77.021349, 38.940917 ], [ -77.021105, 38.940923 ], [ -77.021059, 38.940925 ], [ -77.020879, 38.94093 ], [ -77.020147, 38.941922 ], [ -77.020068, 38.942028 ], [ -77.0195, 38.942044 ], [ -77.0192, 38.942054 ], [ -77.019169, 38.941379 ], [ -77.01915, 38.940984 ], [ -77.019134, 38.940652 ], [ -77.019116, 38.940323 ], [ -77.019097, 38.939912 ], [ -77.019065, 38.939282 ], [ -77.019045, 38.938841 ], [ -77.019157, 38.938838 ], [ -77.019296, 38.938833 ], [ -77.019736, 38.938822 ], [ -77.020291, 38.938806 ], [ -77.020762, 38.938791 ], [ -77.020813, 38.93879 ], [ -77.021181, 38.938777 ], [ -77.021354, 38.938772 ], [ -77.021464, 38.938768 ], [ -77.021595, 38.938764 ], [ -77.02186, 38.938759 ], [ -77.022133, 38.93875 ], [ -77.022502, 38.938741 ], [ -77.023084, 38.938722 ], [ -77.02319, 38.93872 ], [ -77.023483, 38.938713 ], [ -77.024056, 38.938696 ], [ -77.02469, 38.938684 ], [ -77.024716, 38.938779 ], [ -77.024767, 38.938984 ], [ -77.024841, 38.939267 ], [ -77.024964, 38.939744 ], [ -77.02509, 38.940231 ], [ -77.02524, 38.940811 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "008702", "BLKGRPCE": "1", "GEOID": "110010087021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 226525.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9179810", "INTPTLON": "-077.0003653", "mobility_total": "1130", "mobility_same_house": "990", "mobility_different_house": "130", "mobility_different_house_same_metro": "127", "mobility_different_house_different_metro": "3", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.003513, 38.918726 ], [ -77.002031, 38.919244 ], [ -77.000569, 38.919761 ], [ -76.999524, 38.920094 ], [ -76.996193, 38.921328 ], [ -76.996236, 38.921228 ], [ -76.996247, 38.921208 ], [ -76.996573, 38.920629 ], [ -76.997214, 38.919493 ], [ -76.99795, 38.918108 ], [ -76.999385, 38.91541 ], [ -77.00057, 38.915631 ], [ -77.00074, 38.915568 ], [ -77.00094, 38.915567 ], [ -77.002028, 38.915565 ], [ -77.00215, 38.915564 ], [ -77.002698, 38.915564 ], [ -77.003213, 38.915567 ], [ -77.003384, 38.915567 ], [ -77.003507, 38.915568 ], [ -77.003506, 38.915656 ], [ -77.003507, 38.915961 ], [ -77.003509, 38.916281 ], [ -77.003508, 38.916347 ], [ -77.003506, 38.916703 ], [ -77.003509, 38.916997 ], [ -77.003511, 38.917283 ], [ -77.00351, 38.917555 ], [ -77.00351, 38.917628 ], [ -77.003509, 38.917675 ], [ -77.00351, 38.917832 ], [ -77.00351, 38.918105 ], [ -77.003513, 38.918652 ], [ -77.003513, 38.918726 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009601", "BLKGRPCE": "1", "GEOID": "110010096011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 1884942.000000, "AWATER": 180632.000000, "INTPTLAT": "+38.9102619", "INTPTLON": "-076.9500249", "mobility_total": "2182", "mobility_same_house": "2023", "mobility_different_house": "159", "mobility_different_house_same_metro": "123", "mobility_different_house_different_metro": "36", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.957969, 38.906154 ], [ -76.956788, 38.907859 ], [ -76.954459, 38.91096 ], [ -76.953825, 38.912289 ], [ -76.953573, 38.914382 ], [ -76.952893, 38.914797 ], [ -76.951997, 38.914904 ], [ -76.947257, 38.914975 ], [ -76.945951, 38.915252 ], [ -76.944611, 38.916188 ], [ -76.943858, 38.916871 ], [ -76.942932, 38.917401 ], [ -76.942566, 38.917974 ], [ -76.942496, 38.918033 ], [ -76.942434, 38.918093 ], [ -76.941923, 38.918584 ], [ -76.941524, 38.918273 ], [ -76.941455, 38.918212 ], [ -76.941388, 38.918154 ], [ -76.941349, 38.918119 ], [ -76.941297, 38.918079 ], [ -76.941086, 38.917915 ], [ -76.939567, 38.916735 ], [ -76.939352, 38.916573 ], [ -76.939227, 38.916476 ], [ -76.939202, 38.916456 ], [ -76.939169, 38.916432 ], [ -76.939105, 38.916385 ], [ -76.939089, 38.916373 ], [ -76.93906, 38.916351 ], [ -76.938694, 38.916072 ], [ -76.937696, 38.915311 ], [ -76.937058, 38.91482 ], [ -76.935953, 38.91383 ], [ -76.934311, 38.912361 ], [ -76.934272, 38.912337 ], [ -76.934237, 38.912315 ], [ -76.934169, 38.912268 ], [ -76.934064, 38.912196 ], [ -76.934046, 38.912184 ], [ -76.934032, 38.912173 ], [ -76.934006, 38.912153 ], [ -76.933943, 38.912104 ], [ -76.933845, 38.912028 ], [ -76.933508, 38.911764 ], [ -76.933095, 38.911441 ], [ -76.932844, 38.911243 ], [ -76.932819, 38.911224 ], [ -76.93275, 38.91117 ], [ -76.932679, 38.911115 ], [ -76.932502, 38.910975 ], [ -76.932142, 38.910691 ], [ -76.932109, 38.910665 ], [ -76.932081, 38.910644 ], [ -76.932057, 38.910625 ], [ -76.932024, 38.910599 ], [ -76.932002, 38.910582 ], [ -76.931924, 38.910521 ], [ -76.931879, 38.910486 ], [ -76.931856, 38.910468 ], [ -76.931762, 38.910395 ], [ -76.931733, 38.910372 ], [ -76.93169, 38.910338 ], [ -76.932568, 38.91022 ], [ -76.933166, 38.909843 ], [ -76.933321, 38.909724 ], [ -76.93485, 38.908523 ], [ -76.936528, 38.907117 ], [ -76.937722, 38.906108 ], [ -76.938649, 38.905326 ], [ -76.940695, 38.903923 ], [ -76.942045, 38.902999 ], [ -76.943205, 38.902205 ], [ -76.943234, 38.902185 ], [ -76.94328, 38.902149 ], [ -76.94415, 38.901474 ], [ -76.944186, 38.901479 ], [ -76.944227, 38.901486 ], [ -76.944257, 38.901496 ], [ -76.944293, 38.901504 ], [ -76.94432, 38.901512 ], [ -76.944344, 38.901521 ], [ -76.944387, 38.901534 ], [ -76.94442, 38.901546 ], [ -76.944477, 38.90158 ], [ -76.944517, 38.901604 ], [ -76.944543, 38.901622 ], [ -76.944673, 38.901712 ], [ -76.944712, 38.901739 ], [ -76.944802, 38.901803 ], [ -76.944847, 38.901827 ], [ -76.944892, 38.901858 ], [ -76.944975, 38.90191 ], [ -76.944999, 38.901923 ], [ -76.945027, 38.90194 ], [ -76.945055, 38.90196 ], [ -76.945079, 38.901981 ], [ -76.945097, 38.902005 ], [ -76.945113, 38.902029 ], [ -76.94513, 38.902051 ], [ -76.94515, 38.90207 ], [ -76.945168, 38.902092 ], [ -76.945187, 38.90212 ], [ -76.945206, 38.90215 ], [ -76.945225, 38.902177 ], [ -76.945243, 38.902199 ], [ -76.945259, 38.902222 ], [ -76.945272, 38.902247 ], [ -76.945278, 38.902275 ], [ -76.945279, 38.902302 ], [ -76.945279, 38.90235 ], [ -76.945275, 38.902376 ], [ -76.945262, 38.9024 ], [ -76.945257, 38.902454 ], [ -76.94525, 38.902546 ], [ -76.945255, 38.902566 ], [ -76.945267, 38.902587 ], [ -76.94528, 38.902614 ], [ -76.9453, 38.902671 ], [ -76.945311, 38.902693 ], [ -76.945325, 38.902713 ], [ -76.945359, 38.902753 ], [ -76.945403, 38.902794 ], [ -76.945417, 38.902817 ], [ -76.945439, 38.90283 ], [ -76.945464, 38.902836 ], [ -76.945527, 38.902919 ], [ -76.945552, 38.902945 ], [ -76.945659, 38.903024 ], [ -76.945681, 38.903044 ], [ -76.945707, 38.903061 ], [ -76.945756, 38.903081 ], [ -76.945774, 38.903093 ], [ -76.945827, 38.903134 ], [ -76.94587, 38.903162 ], [ -76.945906, 38.903193 ], [ -76.945922, 38.903209 ], [ -76.945939, 38.903224 ], [ -76.945991, 38.903261 ], [ -76.946007, 38.903276 ], [ -76.946025, 38.903302 ], [ -76.946053, 38.903325 ], [ -76.946082, 38.903337 ], [ -76.946185, 38.903434 ], [ -76.946202, 38.903454 ], [ -76.946241, 38.903494 ], [ -76.94627, 38.903529 ], [ -76.946295, 38.903562 ], [ -76.946319, 38.90359 ], [ -76.946339, 38.903619 ], [ -76.946351, 38.903639 ], [ -76.946454, 38.903749 ], [ -76.946465, 38.903775 ], [ -76.946481, 38.903801 ], [ -76.946498, 38.903824 ], [ -76.946518, 38.903844 ], [ -76.946557, 38.903876 ], [ -76.946578, 38.903896 ], [ -76.946592, 38.903912 ], [ -76.94662, 38.903935 ], [ -76.946653, 38.903958 ], [ -76.946671, 38.903973 ], [ -76.94676, 38.90404 ], [ -76.946829, 38.904097 ], [ -76.947008, 38.904215 ], [ -76.947033, 38.904235 ], [ -76.947052, 38.904258 ], [ -76.94716, 38.904374 ], [ -76.947222, 38.904446 ], [ -76.94737, 38.90459 ], [ -76.947524, 38.904749 ], [ -76.947696, 38.904918 ], [ -76.947718, 38.904936 ], [ -76.947742, 38.904952 ], [ -76.947763, 38.904968 ], [ -76.947786, 38.904983 ], [ -76.947822, 38.905027 ], [ -76.947849, 38.905052 ], [ -76.947871, 38.905068 ], [ -76.947888, 38.905093 ], [ -76.947926, 38.905128 ], [ -76.947944, 38.905147 ], [ -76.948022, 38.905216 ], [ -76.948042, 38.905231 ], [ -76.948065, 38.905245 ], [ -76.948088, 38.905262 ], [ -76.948129, 38.905296 ], [ -76.948147, 38.905313 ], [ -76.948164, 38.905331 ], [ -76.948214, 38.905378 ], [ -76.948228, 38.905396 ], [ -76.94824, 38.905413 ], [ -76.948259, 38.905445 ], [ -76.948271, 38.905461 ], [ -76.948291, 38.90549 ], [ -76.948311, 38.905511 ], [ -76.94833, 38.905542 ], [ -76.948366, 38.905606 ], [ -76.948386, 38.905634 ], [ -76.948436, 38.905698 ], [ -76.948459, 38.905731 ], [ -76.948489, 38.905763 ], [ -76.948516, 38.905797 ], [ -76.948541, 38.905824 ], [ -76.948566, 38.905849 ], [ -76.948624, 38.9059 ], [ -76.948711, 38.905984 ], [ -76.948727, 38.906006 ], [ -76.948741, 38.906022 ], [ -76.948767, 38.906056 ], [ -76.948789, 38.906092 ], [ -76.948802, 38.906109 ], [ -76.948835, 38.906163 ], [ -76.948859, 38.906198 ], [ -76.948872, 38.906215 ], [ -76.948919, 38.906281 ], [ -76.948929, 38.906298 ], [ -76.948937, 38.906316 ], [ -76.948953, 38.90637 ], [ -76.948965, 38.906423 ], [ -76.948971, 38.906441 ], [ -76.948993, 38.906496 ], [ -76.94901, 38.906534 ], [ -76.949028, 38.906569 ], [ -76.949036, 38.906588 ], [ -76.949046, 38.906606 ], [ -76.949069, 38.906641 ], [ -76.949083, 38.90666 ], [ -76.949098, 38.906678 ], [ -76.949114, 38.906694 ], [ -76.949128, 38.90671 ], [ -76.949155, 38.906745 ], [ -76.949169, 38.90676 ], [ -76.949202, 38.906792 ], [ -76.949216, 38.90681 ], [ -76.949264, 38.90688 ], [ -76.949292, 38.906915 ], [ -76.949319, 38.906951 ], [ -76.94933, 38.906968 ], [ -76.94937, 38.907019 ], [ -76.949399, 38.90705 ], [ -76.949438, 38.907096 ], [ -76.949509, 38.90717 ], [ -76.949532, 38.9072 ], [ -76.94959, 38.90727 ], [ -76.949612, 38.907301 ], [ -76.94964, 38.907335 ], [ -76.949717, 38.907416 ], [ -76.949757, 38.907463 ], [ -76.949772, 38.907478 ], [ -76.94979, 38.907492 ], [ -76.949806, 38.907507 ], [ -76.949834, 38.907539 ], [ -76.949887, 38.907582 ], [ -76.949919, 38.907613 ], [ -76.949971, 38.907659 ], [ -76.950005, 38.907687 ], [ -76.95002, 38.907702 ], [ -76.950037, 38.907716 ], [ -76.950057, 38.90773 ], [ -76.950075, 38.907744 ], [ -76.950108, 38.907774 ], [ -76.950147, 38.907805 ], [ -76.950164, 38.90782 ], [ -76.950201, 38.90785 ], [ -76.950282, 38.907909 ], [ -76.950302, 38.907925 ], [ -76.950324, 38.907939 ], [ -76.950367, 38.907963 ], [ -76.950411, 38.90799 ], [ -76.950453, 38.908011 ], [ -76.950473, 38.908022 ], [ -76.950496, 38.908033 ], [ -76.950525, 38.908049 ], [ -76.950584, 38.908076 ], [ -76.950626, 38.908097 ], [ -76.950646, 38.908108 ], [ -76.950668, 38.908118 ], [ -76.950713, 38.908135 ], [ -76.950851, 38.908181 ], [ -76.950875, 38.908188 ], [ -76.950942, 38.908205 ], [ -76.950966, 38.90821 ], [ -76.950989, 38.908216 ], [ -76.951037, 38.908226 ], [ -76.95113, 38.908242 ], [ -76.951175, 38.908251 ], [ -76.951224, 38.908263 ], [ -76.951273, 38.908271 ], [ -76.951356, 38.90828 ], [ -76.951416, 38.908284 ], [ -76.951446, 38.908284 ], [ -76.951504, 38.908281 ], [ -76.951591, 38.908274 ], [ -76.951709, 38.908267 ], [ -76.951738, 38.908264 ], [ -76.951766, 38.90826 ], [ -76.951848, 38.908245 ], [ -76.951873, 38.908239 ], [ -76.951926, 38.908228 ], [ -76.951977, 38.908214 ], [ -76.952005, 38.908208 ], [ -76.952056, 38.908195 ], [ -76.952131, 38.908174 ], [ -76.952205, 38.908148 ], [ -76.952229, 38.908137 ], [ -76.952254, 38.908128 ], [ -76.952301, 38.908109 ], [ -76.952345, 38.908089 ], [ -76.952385, 38.908068 ], [ -76.952431, 38.908048 ], [ -76.952478, 38.908024 ], [ -76.952499, 38.908011 ], [ -76.952522, 38.907998 ], [ -76.952565, 38.90797 ], [ -76.952602, 38.907937 ], [ -76.952618, 38.907919 ], [ -76.952692, 38.907848 ], [ -76.95273, 38.907817 ], [ -76.952788, 38.907767 ], [ -76.952829, 38.907737 ], [ -76.952873, 38.907708 ], [ -76.952942, 38.90767 ], [ -76.952986, 38.907643 ], [ -76.953009, 38.90763 ], [ -76.95303, 38.907617 ], [ -76.953052, 38.907605 ], [ -76.953095, 38.907576 ], [ -76.953153, 38.907533 ], [ -76.953208, 38.907489 ], [ -76.953244, 38.907463 ], [ -76.953263, 38.907451 ], [ -76.953281, 38.907438 ], [ -76.953331, 38.907399 ], [ -76.953386, 38.907363 ], [ -76.953419, 38.907339 ], [ -76.953448, 38.907314 ], [ -76.953494, 38.907261 ], [ -76.953516, 38.907238 ], [ -76.953543, 38.907188 ], [ -76.953553, 38.907159 ], [ -76.953563, 38.907126 ], [ -76.953571, 38.907092 ], [ -76.953586, 38.907041 ], [ -76.953594, 38.907009 ], [ -76.953607, 38.906944 ], [ -76.953608, 38.90691 ], [ -76.953605, 38.906878 ], [ -76.953603, 38.906845 ], [ -76.953606, 38.906814 ], [ -76.953616, 38.90678 ], [ -76.953586, 38.906745 ], [ -76.95366, 38.906669 ], [ -76.953916, 38.906549 ], [ -76.95413, 38.90647 ], [ -76.954659, 38.90622 ], [ -76.954897, 38.906157 ], [ -76.954936, 38.906146 ], [ -76.954986, 38.906122 ], [ -76.955115, 38.906062 ], [ -76.955407, 38.906005 ], [ -76.955644, 38.905974 ], [ -76.955775, 38.905923 ], [ -76.956015, 38.905698 ], [ -76.956238, 38.905555 ], [ -76.956456, 38.905524 ], [ -76.956676, 38.905533 ], [ -76.956949, 38.9056 ], [ -76.957392, 38.905837 ], [ -76.957743, 38.905895 ], [ -76.957969, 38.906154 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000202", "BLKGRPCE": "4", "GEOID": "110010002024", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 323579.000000, "AWATER": 428336.000000, "INTPTLAT": "+38.9048321", "INTPTLON": "-077.0740872", "mobility_total": "1678", "mobility_same_house": "1133", "mobility_different_house": "515", "mobility_different_house_same_metro": "297", "mobility_different_house_different_metro": "218", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "30" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.079909, 38.905074 ], [ -77.079866, 38.905405 ], [ -77.079411, 38.905637 ], [ -77.078414, 38.905785 ], [ -77.078311, 38.905785 ], [ -77.078029, 38.905785 ], [ -77.07803, 38.905859 ], [ -77.078017, 38.905922 ], [ -77.077818, 38.905966 ], [ -77.076728, 38.906205 ], [ -77.074876, 38.906061 ], [ -77.074605, 38.906038 ], [ -77.074574, 38.906036 ], [ -77.074544, 38.906033 ], [ -77.074483, 38.906023 ], [ -77.074392, 38.906005 ], [ -77.074362, 38.906 ], [ -77.0743, 38.905992 ], [ -77.074272, 38.905992 ], [ -77.073891, 38.905962 ], [ -77.073259, 38.90592 ], [ -77.073226, 38.905917 ], [ -77.073194, 38.905913 ], [ -77.073161, 38.90591 ], [ -77.073097, 38.9059 ], [ -77.073001, 38.905882 ], [ -77.072969, 38.905874 ], [ -77.072672, 38.905818 ], [ -77.072648, 38.905815 ], [ -77.072598, 38.905812 ], [ -77.071629, 38.905837 ], [ -77.071526, 38.905839 ], [ -77.071535, 38.905931 ], [ -77.071543, 38.906123 ], [ -77.071563, 38.906681 ], [ -77.071567, 38.90675 ], [ -77.07157, 38.906826 ], [ -77.07158, 38.906993 ], [ -77.071603, 38.907483 ], [ -77.071609, 38.907676 ], [ -77.071615, 38.907896 ], [ -77.07162, 38.908038 ], [ -77.071628, 38.908231 ], [ -77.071642, 38.908582 ], [ -77.071637, 38.908611 ], [ -77.071621, 38.908634 ], [ -77.0716, 38.90865 ], [ -77.071574, 38.908659 ], [ -77.071546, 38.908662 ], [ -77.071136, 38.908669 ], [ -77.070692, 38.90868 ], [ -77.070502, 38.908685 ], [ -77.070382, 38.908687 ], [ -77.070265, 38.90869 ], [ -77.069987, 38.908695 ], [ -77.069457, 38.908707 ], [ -77.069198, 38.908714 ], [ -77.069081, 38.908718 ], [ -77.069048, 38.907823 ], [ -77.069042, 38.907732 ], [ -77.069035, 38.907626 ], [ -77.069007, 38.906921 ], [ -77.069002, 38.906813 ], [ -77.069, 38.906737 ], [ -77.068981, 38.905897 ], [ -77.068983, 38.905813 ], [ -77.068972, 38.905507 ], [ -77.068966, 38.905309 ], [ -77.068965, 38.905134 ], [ -77.06896, 38.905052 ], [ -77.068627, 38.905076 ], [ -77.06841, 38.905058 ], [ -77.068301, 38.905054 ], [ -77.067989, 38.905062 ], [ -77.06783, 38.905065 ], [ -77.067094, 38.905084 ], [ -77.067013, 38.905086 ], [ -77.066773, 38.905093 ], [ -77.066441, 38.905099 ], [ -77.066252, 38.905106 ], [ -77.066041, 38.90511 ], [ -77.065473, 38.905121 ], [ -77.065296, 38.905125 ], [ -77.06518, 38.905127 ], [ -77.065067, 38.905129 ], [ -77.064874, 38.905134 ], [ -77.064621, 38.905138 ], [ -77.064388, 38.905144 ], [ -77.063664, 38.905157 ], [ -77.063079, 38.90517 ], [ -77.06289, 38.905176 ], [ -77.062811, 38.905177 ], [ -77.062809, 38.905052 ], [ -77.062805, 38.904884 ], [ -77.062804, 38.904796 ], [ -77.0628, 38.904709 ], [ -77.062792, 38.904524 ], [ -77.062789, 38.904304 ], [ -77.062787, 38.904173 ], [ -77.062783, 38.90398 ], [ -77.062781, 38.903851 ], [ -77.062774, 38.903603 ], [ -77.062772, 38.903416 ], [ -77.062771, 38.903397 ], [ -77.06277, 38.90323 ], [ -77.062764, 38.903065 ], [ -77.062764, 38.903047 ], [ -77.062763, 38.903015 ], [ -77.062762, 38.902878 ], [ -77.062755, 38.902603 ], [ -77.062754, 38.902574 ], [ -77.062753, 38.902532 ], [ -77.062745, 38.902309 ], [ -77.062749, 38.902101 ], [ -77.062737, 38.902064 ], [ -77.062752, 38.902037 ], [ -77.063071, 38.901484 ], [ -77.068723, 38.901015 ], [ -77.069269, 38.900582 ], [ -77.069345, 38.900594 ], [ -77.069376, 38.900598 ], [ -77.069407, 38.900603 ], [ -77.069441, 38.900613 ], [ -77.069465, 38.900623 ], [ -77.069491, 38.900635 ], [ -77.069518, 38.900648 ], [ -77.069547, 38.900661 ], [ -77.06958, 38.900674 ], [ -77.069612, 38.900687 ], [ -77.069645, 38.900701 ], [ -77.069677, 38.900716 ], [ -77.069704, 38.90073 ], [ -77.06973, 38.900742 ], [ -77.069758, 38.900755 ], [ -77.069786, 38.900769 ], [ -77.069813, 38.900784 ], [ -77.06984, 38.900799 ], [ -77.069868, 38.900812 ], [ -77.069895, 38.900824 ], [ -77.069919, 38.900836 ], [ -77.069953, 38.900851 ], [ -77.069981, 38.900863 ], [ -77.070009, 38.900874 ], [ -77.070036, 38.900884 ], [ -77.070064, 38.900895 ], [ -77.070091, 38.900908 ], [ -77.070118, 38.90092 ], [ -77.070142, 38.900932 ], [ -77.070164, 38.900942 ], [ -77.070187, 38.900951 ], [ -77.07021, 38.900959 ], [ -77.070233, 38.900968 ], [ -77.070257, 38.900977 ], [ -77.070283, 38.900985 ], [ -77.070306, 38.900993 ], [ -77.070326, 38.901009 ], [ -77.07036, 38.901034 ], [ -77.070469, 38.901104 ], [ -77.070583, 38.901178 ], [ -77.070657, 38.901195 ], [ -77.070687, 38.901194 ], [ -77.070718, 38.901193 ], [ -77.070744, 38.901192 ], [ -77.070768, 38.901186 ], [ -77.070792, 38.901176 ], [ -77.070816, 38.901166 ], [ -77.07084, 38.901159 ], [ -77.07088, 38.901155 ], [ -77.070924, 38.90115 ], [ -77.070947, 38.901146 ], [ -77.070995, 38.901144 ], [ -77.071021, 38.901144 ], [ -77.071046, 38.901143 ], [ -77.071073, 38.901142 ], [ -77.071099, 38.901141 ], [ -77.071123, 38.90114 ], [ -77.071148, 38.901139 ], [ -77.071173, 38.901139 ], [ -77.071202, 38.901138 ], [ -77.071309, 38.901141 ], [ -77.071341, 38.90114 ], [ -77.071375, 38.901139 ], [ -77.071411, 38.901138 ], [ -77.071445, 38.901137 ], [ -77.071474, 38.901137 ], [ -77.071501, 38.901135 ], [ -77.071529, 38.901132 ], [ -77.071558, 38.901128 ], [ -77.071587, 38.901124 ], [ -77.071616, 38.90112 ], [ -77.071642, 38.901116 ], [ -77.071665, 38.90111 ], [ -77.071687, 38.901104 ], [ -77.07171, 38.901098 ], [ -77.071736, 38.901093 ], [ -77.071766, 38.901087 ], [ -77.071796, 38.901083 ], [ -77.071826, 38.90108 ], [ -77.071855, 38.901079 ], [ -77.071886, 38.901078 ], [ -77.071919, 38.901076 ], [ -77.071951, 38.901075 ], [ -77.071982, 38.901074 ], [ -77.072011, 38.901073 ], [ -77.072041, 38.901072 ], [ -77.072071, 38.901071 ], [ -77.072102, 38.90107 ], [ -77.072132, 38.90107 ], [ -77.07216, 38.901069 ], [ -77.072185, 38.901069 ], [ -77.072209, 38.901068 ], [ -77.072235, 38.901068 ], [ -77.072262, 38.901069 ], [ -77.072292, 38.901069 ], [ -77.072322, 38.901068 ], [ -77.072351, 38.901068 ], [ -77.07238, 38.901067 ], [ -77.072409, 38.901066 ], [ -77.072439, 38.901065 ], [ -77.072468, 38.901065 ], [ -77.072493, 38.901064 ], [ -77.072517, 38.901063 ], [ -77.072541, 38.901063 ], [ -77.072566, 38.901062 ], [ -77.072592, 38.901062 ], [ -77.07262, 38.901061 ], [ -77.072648, 38.901061 ], [ -77.072672, 38.90106 ], [ -77.072711, 38.901061 ], [ -77.07275, 38.901064 ], [ -77.072775, 38.901066 ], [ -77.072803, 38.901068 ], [ -77.072849, 38.901072 ], [ -77.072894, 38.901079 ], [ -77.07292, 38.901083 ], [ -77.072951, 38.901087 ], [ -77.072985, 38.901091 ], [ -77.07302, 38.901094 ], [ -77.073051, 38.901096 ], [ -77.073083, 38.901099 ], [ -77.073116, 38.901102 ], [ -77.073153, 38.901104 ], [ -77.073186, 38.901107 ], [ -77.073215, 38.90111 ], [ -77.073243, 38.901112 ], [ -77.07327, 38.901114 ], [ -77.073297, 38.901117 ], [ -77.073322, 38.901118 ], [ -77.073347, 38.90112 ], [ -77.073373, 38.901123 ], [ -77.0734, 38.901128 ], [ -77.073428, 38.901135 ], [ -77.073459, 38.901143 ], [ -77.073492, 38.901151 ], [ -77.073528, 38.901159 ], [ -77.073561, 38.901168 ], [ -77.073591, 38.901176 ], [ -77.07362, 38.901184 ], [ -77.07365, 38.90119 ], [ -77.073677, 38.901196 ], [ -77.073702, 38.901203 ], [ -77.073726, 38.901209 ], [ -77.073764, 38.901221 ], [ -77.073802, 38.901233 ], [ -77.073848, 38.901245 ], [ -77.073876, 38.901251 ], [ -77.073903, 38.901258 ], [ -77.073926, 38.901265 ], [ -77.073951, 38.901273 ], [ -77.073975, 38.901282 ], [ -77.074, 38.901292 ], [ -77.074025, 38.901301 ], [ -77.074051, 38.901309 ], [ -77.074077, 38.901316 ], [ -77.074103, 38.901321 ], [ -77.074129, 38.901326 ], [ -77.074156, 38.901332 ], [ -77.074186, 38.901339 ], [ -77.074221, 38.901346 ], [ -77.074256, 38.901353 ], [ -77.074289, 38.901361 ], [ -77.07432, 38.901371 ], [ -77.074353, 38.90138 ], [ -77.07439, 38.901388 ], [ -77.074426, 38.901396 ], [ -77.074457, 38.901404 ], [ -77.074487, 38.901412 ], [ -77.074519, 38.901419 ], [ -77.074555, 38.901425 ], [ -77.074591, 38.90143 ], [ -77.074624, 38.901435 ], [ -77.074655, 38.90144 ], [ -77.074688, 38.901445 ], [ -77.074727, 38.901451 ], [ -77.074766, 38.901458 ], [ -77.0748, 38.901464 ], [ -77.075034, 38.901522 ], [ -77.075175, 38.901561 ], [ -77.07522, 38.901573 ], [ -77.075254, 38.901579 ], [ -77.075289, 38.901586 ], [ -77.075322, 38.901594 ], [ -77.075352, 38.901602 ], [ -77.075384, 38.90161 ], [ -77.075416, 38.901618 ], [ -77.075447, 38.901626 ], [ -77.075477, 38.901636 ], [ -77.075506, 38.901647 ], [ -77.075537, 38.901658 ], [ -77.075567, 38.901668 ], [ -77.075596, 38.901678 ], [ -77.075625, 38.901687 ], [ -77.075654, 38.901695 ], [ -77.075681, 38.901702 ], [ -77.075709, 38.901709 ], [ -77.075737, 38.901716 ], [ -77.075762, 38.901726 ], [ -77.075785, 38.901738 ], [ -77.075809, 38.90175 ], [ -77.075833, 38.901761 ], [ -77.075857, 38.901772 ], [ -77.075879, 38.901782 ], [ -77.0759, 38.90179 ], [ -77.07594, 38.901801 ], [ -77.075977, 38.901809 ], [ -77.076004, 38.901811 ], [ -77.076029, 38.901807 ], [ -77.076068, 38.90181 ], [ -77.076091, 38.901814 ], [ -77.076114, 38.901818 ], [ -77.076143, 38.901829 ], [ -77.07622, 38.901853 ], [ -77.076251, 38.901862 ], [ -77.076283, 38.90187 ], [ -77.076314, 38.901878 ], [ -77.076344, 38.901884 ], [ -77.076372, 38.90189 ], [ -77.076404, 38.901901 ], [ -77.076438, 38.901913 ], [ -77.076466, 38.901925 ], [ -77.076492, 38.901937 ], [ -77.076519, 38.901947 ], [ -77.076546, 38.901954 ], [ -77.076575, 38.901959 ], [ -77.076608, 38.901959 ], [ -77.076644, 38.901961 ], [ -77.07668, 38.901965 ], [ -77.076715, 38.90197 ], [ -77.076748, 38.901978 ], [ -77.076781, 38.901989 ], [ -77.076807, 38.902003 ], [ -77.07683, 38.90202 ], [ -77.076857, 38.902036 ], [ -77.076887, 38.902049 ], [ -77.07692, 38.902064 ], [ -77.076959, 38.90208 ], [ -77.076995, 38.902095 ], [ -77.077032, 38.902106 ], [ -77.077068, 38.902115 ], [ -77.077106, 38.902122 ], [ -77.07715, 38.90213 ], [ -77.07719, 38.902139 ], [ -77.07723, 38.902145 ], [ -77.077274, 38.90215 ], [ -77.077322, 38.902155 ], [ -77.077367, 38.902157 ], [ -77.077409, 38.90216 ], [ -77.077449, 38.902164 ], [ -77.077488, 38.902169 ], [ -77.077522, 38.902173 ], [ -77.07755, 38.902182 ], [ -77.077567, 38.902198 ], [ -77.077578, 38.902218 ], [ -77.077611, 38.902248 ], [ -77.077638, 38.902257 ], [ -77.077664, 38.902259 ], [ -77.077691, 38.902255 ], [ -77.077719, 38.902249 ], [ -77.07775, 38.902245 ], [ -77.077783, 38.902244 ], [ -77.077822, 38.902246 ], [ -77.077862, 38.90225 ], [ -77.077899, 38.902254 ], [ -77.077933, 38.902256 ], [ -77.077967, 38.90226 ], [ -77.078001, 38.902268 ], [ -77.078033, 38.902277 ], [ -77.078062, 38.902287 ], [ -77.078089, 38.902298 ], [ -77.078116, 38.902309 ], [ -77.078139, 38.902323 ], [ -77.07816, 38.902336 ], [ -77.078179, 38.902348 ], [ -77.078248, 38.902368 ], [ -77.078273, 38.90237 ], [ -77.078299, 38.902369 ], [ -77.078328, 38.902366 ], [ -77.078356, 38.902361 ], [ -77.078379, 38.902354 ], [ -77.078404, 38.902349 ], [ -77.078429, 38.902344 ], [ -77.078453, 38.902338 ], [ -77.078484, 38.902333 ], [ -77.078524, 38.902331 ], [ -77.078565, 38.902328 ], [ -77.078605, 38.902326 ], [ -77.078642, 38.90232 ], [ -77.078684, 38.902316 ], [ -77.078724, 38.902313 ], [ -77.078758, 38.90231 ], [ -77.078794, 38.902305 ], [ -77.078832, 38.9023 ], [ -77.078874, 38.902299 ], [ -77.078912, 38.902301 ], [ -77.078948, 38.902305 ], [ -77.07898, 38.902309 ], [ -77.079017, 38.902318 ], [ -77.079052, 38.902328 ], [ -77.07908, 38.902338 ], [ -77.079103, 38.902346 ], [ -77.079136, 38.902363 ], [ -77.079156, 38.90239 ], [ -77.079163, 38.902419 ], [ -77.079173, 38.902438 ], [ -77.079215, 38.902454 ], [ -77.079916, 38.904887 ], [ -77.079909, 38.905074 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006700", "BLKGRPCE": "1", "GEOID": "110010067001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 145714.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8881632", "INTPTLON": "-076.9861226", "mobility_total": "1256", "mobility_same_house": "1031", "mobility_different_house": "214", "mobility_different_house_same_metro": "115", "mobility_different_house_different_metro": "90", "mobility_different_house_outside_stat_area": "9", "mobility_abroad": "11" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.98832, 38.889795 ], [ -76.987878, 38.889803 ], [ -76.98744, 38.889802 ], [ -76.985625, 38.889802 ], [ -76.985506, 38.889803 ], [ -76.984432, 38.889801 ], [ -76.983645, 38.889801 ], [ -76.983646, 38.889684 ], [ -76.983653, 38.889339 ], [ -76.983652, 38.889298 ], [ -76.983652, 38.889131 ], [ -76.98365, 38.889006 ], [ -76.98365, 38.888964 ], [ -76.983649, 38.888923 ], [ -76.983648, 38.88867 ], [ -76.983649, 38.888335 ], [ -76.983649, 38.887701 ], [ -76.983648, 38.887601 ], [ -76.983652, 38.887155 ], [ -76.983653, 38.887086 ], [ -76.983715, 38.887034 ], [ -76.984047, 38.887036 ], [ -76.984109, 38.887031 ], [ -76.984169, 38.88702 ], [ -76.984465, 38.886942 ], [ -76.984592, 38.886917 ], [ -76.98467, 38.886904 ], [ -76.984751, 38.886899 ], [ -76.985439, 38.886718 ], [ -76.985509, 38.886698 ], [ -76.985669, 38.886654 ], [ -76.985951, 38.886579 ], [ -76.986324, 38.886479 ], [ -76.986384, 38.886463 ], [ -76.986989, 38.886303 ], [ -76.987272, 38.886227 ], [ -76.988191, 38.885983 ], [ -76.988311, 38.886017 ], [ -76.988312, 38.886803 ], [ -76.988314, 38.887486 ], [ -76.988315, 38.887593 ], [ -76.98832, 38.887867 ], [ -76.988319, 38.887909 ], [ -76.988313, 38.888896 ], [ -76.988314, 38.889 ], [ -76.988316, 38.889243 ], [ -76.988321, 38.889761 ], [ -76.98832, 38.889795 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009905", "BLKGRPCE": "3", "GEOID": "110010099053", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 103788.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8821761", "INTPTLON": "-076.9269549", "mobility_total": "915", "mobility_same_house": "782", "mobility_different_house": "133", "mobility_different_house_same_metro": "133", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.929322, 38.880769 ], [ -76.92925, 38.881109 ], [ -76.929243, 38.88114 ], [ -76.929161, 38.881533 ], [ -76.92914, 38.881628 ], [ -76.92899, 38.882304 ], [ -76.928973, 38.882385 ], [ -76.928857, 38.882912 ], [ -76.928843, 38.88298 ], [ -76.928696, 38.883656 ], [ -76.928542, 38.883635 ], [ -76.927994, 38.883557 ], [ -76.927464, 38.883487 ], [ -76.927124, 38.88344 ], [ -76.926747, 38.883391 ], [ -76.926696, 38.883385 ], [ -76.926595, 38.883371 ], [ -76.926566, 38.883368 ], [ -76.926443, 38.883352 ], [ -76.926339, 38.883338 ], [ -76.926257, 38.883326 ], [ -76.925552, 38.883231 ], [ -76.925303, 38.883196 ], [ -76.924799, 38.883127 ], [ -76.924622, 38.883105 ], [ -76.9242, 38.883045 ], [ -76.924315, 38.882581 ], [ -76.924344, 38.882431 ], [ -76.924352, 38.882393 ], [ -76.924421, 38.882049 ], [ -76.924494, 38.881705 ], [ -76.925954, 38.881082 ], [ -76.926472, 38.88101 ], [ -76.926619, 38.880992 ], [ -76.926828, 38.880968 ], [ -76.926958, 38.880954 ], [ -76.927046, 38.880941 ], [ -76.927156, 38.880927 ], [ -76.927595, 38.880874 ], [ -76.928146, 38.880812 ], [ -76.929163, 38.880692 ], [ -76.929316, 38.880674 ], [ -76.929322, 38.880769 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000802", "BLKGRPCE": "1", "GEOID": "110010008021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 954188.000000, "AWATER": 640778.000000, "INTPTLAT": "+38.9092170", "INTPTLON": "-077.0883241", "mobility_total": "1689", "mobility_same_house": "1355", "mobility_different_house": "284", "mobility_different_house_same_metro": "184", "mobility_different_house_different_metro": "100", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "50" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.100859, 38.911209 ], [ -77.099577, 38.911988 ], [ -77.098114, 38.913096 ], [ -77.097734, 38.913397 ], [ -77.097537, 38.913402 ], [ -77.097429, 38.913405 ], [ -77.096354, 38.91412 ], [ -77.096198, 38.914278 ], [ -77.096381, 38.914328 ], [ -77.096311, 38.914545 ], [ -77.094673, 38.915629 ], [ -77.094389, 38.91567 ], [ -77.094316, 38.915702 ], [ -77.094125, 38.915774 ], [ -77.094098, 38.915786 ], [ -77.093992, 38.91583 ], [ -77.093584, 38.91598 ], [ -77.093326, 38.916073 ], [ -77.093271, 38.916095 ], [ -77.09316, 38.916135 ], [ -77.093048, 38.916171 ], [ -77.092964, 38.916195 ], [ -77.092796, 38.91624 ], [ -77.092753, 38.91625 ], [ -77.092711, 38.916261 ], [ -77.09248, 38.916314 ], [ -77.092332, 38.916342 ], [ -77.092183, 38.916365 ], [ -77.091874, 38.916399 ], [ -77.091614, 38.916423 ], [ -77.091472, 38.916433 ], [ -77.091329, 38.916439 ], [ -77.091187, 38.916443 ], [ -77.090973, 38.916443 ], [ -77.090902, 38.916441 ], [ -77.090425, 38.916435 ], [ -77.089771, 38.916438 ], [ -77.088851, 38.916439 ], [ -77.088705, 38.91644 ], [ -77.088688, 38.916357 ], [ -77.088676, 38.916306 ], [ -77.08865, 38.916218 ], [ -77.088619, 38.91613 ], [ -77.088602, 38.916087 ], [ -77.088543, 38.915955 ], [ -77.08852, 38.915909 ], [ -77.088471, 38.915819 ], [ -77.088444, 38.915774 ], [ -77.088387, 38.915686 ], [ -77.088357, 38.915643 ], [ -77.088325, 38.915601 ], [ -77.088262, 38.915522 ], [ -77.088166, 38.915415 ], [ -77.088133, 38.915381 ], [ -77.088064, 38.915313 ], [ -77.087976, 38.915233 ], [ -77.087918, 38.915184 ], [ -77.08788, 38.915154 ], [ -77.087803, 38.915096 ], [ -77.087763, 38.915068 ], [ -77.08768, 38.915014 ], [ -77.087594, 38.914964 ], [ -77.08755, 38.91494 ], [ -77.087434, 38.91488 ], [ -77.087345, 38.914838 ], [ -77.087254, 38.914798 ], [ -77.087208, 38.914776 ], [ -77.087164, 38.914753 ], [ -77.087119, 38.914731 ], [ -77.086986, 38.914662 ], [ -77.086943, 38.914638 ], [ -77.086899, 38.914615 ], [ -77.086812, 38.914566 ], [ -77.086725, 38.914514 ], [ -77.086597, 38.914432 ], [ -77.086556, 38.914403 ], [ -77.086514, 38.914375 ], [ -77.086433, 38.914316 ], [ -77.086351, 38.914254 ], [ -77.08631, 38.914222 ], [ -77.086188, 38.914123 ], [ -77.086108, 38.914055 ], [ -77.085993, 38.91395 ], [ -77.08589, 38.913859 ], [ -77.085718, 38.913707 ], [ -77.085683, 38.913675 ], [ -77.085615, 38.913609 ], [ -77.085583, 38.913575 ], [ -77.085491, 38.91347 ], [ -77.085435, 38.913397 ], [ -77.085379, 38.913319 ], [ -77.085334, 38.913247 ], [ -77.08525, 38.913057 ], [ -77.085224, 38.912984 ], [ -77.085214, 38.912947 ], [ -77.085206, 38.912915 ], [ -77.085142, 38.912702 ], [ -77.085047, 38.912426 ], [ -77.085018, 38.912282 ], [ -77.084977, 38.912144 ], [ -77.084963, 38.912113 ], [ -77.084944, 38.912086 ], [ -77.084897, 38.912025 ], [ -77.084708, 38.911765 ], [ -77.08465, 38.911687 ], [ -77.084251, 38.911145 ], [ -77.083888, 38.910655 ], [ -77.083744, 38.91046 ], [ -77.08348, 38.910101 ], [ -77.083414, 38.91001 ], [ -77.083258, 38.909796 ], [ -77.083126, 38.909617 ], [ -77.08295, 38.909377 ], [ -77.082889, 38.909292 ], [ -77.08264, 38.908952 ], [ -77.082402, 38.908632 ], [ -77.082389, 38.908613 ], [ -77.082337, 38.908544 ], [ -77.081733, 38.90772 ], [ -77.081539, 38.907458 ], [ -77.081324, 38.907167 ], [ -77.081258, 38.907079 ], [ -77.081131, 38.906858 ], [ -77.08097, 38.906589 ], [ -77.080887, 38.906487 ], [ -77.080715, 38.906283 ], [ -77.080623, 38.906201 ], [ -77.080487, 38.906111 ], [ -77.080338, 38.906037 ], [ -77.080145, 38.905979 ], [ -77.079962, 38.905943 ], [ -77.079791, 38.905923 ], [ -77.079505, 38.905912 ], [ -77.079201, 38.905925 ], [ -77.07887, 38.905923 ], [ -77.078555, 38.905933 ], [ -77.078311, 38.905939 ], [ -77.078136, 38.905933 ], [ -77.078017, 38.905922 ], [ -77.07803, 38.905859 ], [ -77.078029, 38.905785 ], [ -77.078311, 38.905785 ], [ -77.078414, 38.905785 ], [ -77.079411, 38.905637 ], [ -77.079866, 38.905405 ], [ -77.079909, 38.905074 ], [ -77.079916, 38.904887 ], [ -77.079215, 38.902454 ], [ -77.079252, 38.902459 ], [ -77.079282, 38.90244 ], [ -77.079313, 38.902418 ], [ -77.079337, 38.90241 ], [ -77.079361, 38.902402 ], [ -77.079385, 38.902398 ], [ -77.079411, 38.902398 ], [ -77.079437, 38.902398 ], [ -77.079464, 38.902398 ], [ -77.07949, 38.902397 ], [ -77.079522, 38.902397 ], [ -77.079556, 38.902396 ], [ -77.079586, 38.90239 ], [ -77.079618, 38.90238 ], [ -77.079648, 38.90237 ], [ -77.079682, 38.90236 ], [ -77.079725, 38.902351 ], [ -77.079768, 38.902342 ], [ -77.079805, 38.902336 ], [ -77.079842, 38.902329 ], [ -77.079882, 38.902323 ], [ -77.079924, 38.902318 ], [ -77.079964, 38.902315 ], [ -77.080002, 38.90231 ], [ -77.080037, 38.902305 ], [ -77.080073, 38.9023 ], [ -77.080106, 38.902298 ], [ -77.080166, 38.902297 ], [ -77.080194, 38.902301 ], [ -77.080225, 38.902308 ], [ -77.080257, 38.902315 ], [ -77.08029, 38.902321 ], [ -77.080326, 38.902323 ], [ -77.080361, 38.902324 ], [ -77.080402, 38.902323 ], [ -77.080448, 38.902324 ], [ -77.080494, 38.902326 ], [ -77.080535, 38.902328 ], [ -77.080578, 38.902328 ], [ -77.08062, 38.902328 ], [ -77.080688, 38.902322 ], [ -77.080756, 38.902322 ], [ -77.080781, 38.902325 ], [ -77.080806, 38.902325 ], [ -77.080834, 38.902325 ], [ -77.080861, 38.902325 ], [ -77.08089, 38.902324 ], [ -77.080921, 38.902322 ], [ -77.080953, 38.902322 ], [ -77.080984, 38.902321 ], [ -77.081008, 38.902319 ], [ -77.081034, 38.902319 ], [ -77.081058, 38.902318 ], [ -77.081082, 38.902317 ], [ -77.081107, 38.902317 ], [ -77.081133, 38.902318 ], [ -77.081158, 38.902317 ], [ -77.081192, 38.902319 ], [ -77.08122, 38.902319 ], [ -77.081239, 38.902319 ], [ -77.081272, 38.902318 ], [ -77.08131, 38.902317 ], [ -77.081341, 38.902316 ], [ -77.081363, 38.902315 ], [ -77.081392, 38.902315 ], [ -77.081431, 38.902315 ], [ -77.081465, 38.902314 ], [ -77.081499, 38.902311 ], [ -77.081526, 38.902313 ], [ -77.081538, 38.902311 ], [ -77.081555, 38.902311 ], [ -77.081581, 38.902311 ], [ -77.081615, 38.902311 ], [ -77.081645, 38.90231 ], [ -77.081678, 38.902308 ], [ -77.081704, 38.902308 ], [ -77.081729, 38.902308 ], [ -77.081756, 38.902308 ], [ -77.081786, 38.902307 ], [ -77.081814, 38.902305 ], [ -77.081837, 38.902305 ], [ -77.081854, 38.902305 ], [ -77.081876, 38.902305 ], [ -77.081914, 38.902304 ], [ -77.081958, 38.902303 ], [ -77.081986, 38.902303 ], [ -77.082013, 38.902302 ], [ -77.082051, 38.902301 ], [ -77.082081, 38.902301 ], [ -77.082112, 38.9023 ], [ -77.082141, 38.902299 ], [ -77.082167, 38.902299 ], [ -77.082225, 38.902297 ], [ -77.082259, 38.902297 ], [ -77.082295, 38.902296 ], [ -77.082315, 38.902296 ], [ -77.082334, 38.902294 ], [ -77.082405, 38.902294 ], [ -77.082443, 38.902293 ], [ -77.082478, 38.902291 ], [ -77.0825, 38.902291 ], [ -77.082528, 38.902291 ], [ -77.082557, 38.90229 ], [ -77.082574, 38.90229 ], [ -77.08259, 38.90229 ], [ -77.082643, 38.90228 ], [ -77.082656, 38.902274 ], [ -77.082762, 38.902309 ], [ -77.082776, 38.902314 ], [ -77.082798, 38.902322 ], [ -77.082822, 38.902335 ], [ -77.082855, 38.902353 ], [ -77.082888, 38.902366 ], [ -77.082923, 38.902378 ], [ -77.082961, 38.902392 ], [ -77.082996, 38.902401 ], [ -77.083032, 38.902415 ], [ -77.083067, 38.902429 ], [ -77.083089, 38.902436 ], [ -77.083109, 38.90244 ], [ -77.083147, 38.902448 ], [ -77.08318, 38.902449 ], [ -77.083215, 38.902461 ], [ -77.083247, 38.902471 ], [ -77.083287, 38.902485 ], [ -77.083309, 38.902492 ], [ -77.083347, 38.902504 ], [ -77.083381, 38.902516 ], [ -77.083401, 38.902522 ], [ -77.083438, 38.902533 ], [ -77.083472, 38.902546 ], [ -77.083503, 38.902556 ], [ -77.083539, 38.902567 ], [ -77.083563, 38.902575 ], [ -77.083592, 38.902584 ], [ -77.083627, 38.902597 ], [ -77.083666, 38.902609 ], [ -77.083703, 38.902622 ], [ -77.083745, 38.902636 ], [ -77.083779, 38.902646 ], [ -77.083809, 38.902657 ], [ -77.08384, 38.902667 ], [ -77.083866, 38.902675 ], [ -77.083884, 38.902682 ], [ -77.08391, 38.902691 ], [ -77.083942, 38.9027 ], [ -77.083975, 38.902712 ], [ -77.083998, 38.902719 ], [ -77.084017, 38.902725 ], [ -77.084049, 38.902736 ], [ -77.084082, 38.902747 ], [ -77.084111, 38.902757 ], [ -77.084135, 38.902764 ], [ -77.084156, 38.902772 ], [ -77.084176, 38.902778 ], [ -77.084189, 38.902783 ], [ -77.08421, 38.902789 ], [ -77.08424, 38.9028 ], [ -77.084273, 38.902811 ], [ -77.084299, 38.902819 ], [ -77.084322, 38.902826 ], [ -77.084349, 38.902835 ], [ -77.084381, 38.902846 ], [ -77.084409, 38.902855 ], [ -77.084439, 38.902865 ], [ -77.084464, 38.902874 ], [ -77.084508, 38.902888 ], [ -77.08453, 38.902894 ], [ -77.084553, 38.902902 ], [ -77.084575, 38.90291 ], [ -77.084599, 38.902917 ], [ -77.084621, 38.902924 ], [ -77.084657, 38.902937 ], [ -77.084685, 38.902947 ], [ -77.084713, 38.902955 ], [ -77.084735, 38.902962 ], [ -77.084761, 38.902972 ], [ -77.084803, 38.902986 ], [ -77.08482, 38.902991 ], [ -77.084839, 38.902998 ], [ -77.084868, 38.903006 ], [ -77.084892, 38.903015 ], [ -77.084914, 38.903022 ], [ -77.084938, 38.90303 ], [ -77.084972, 38.903042 ], [ -77.084994, 38.903048 ], [ -77.085017, 38.903056 ], [ -77.085045, 38.903066 ], [ -77.085066, 38.903073 ], [ -77.085094, 38.903082 ], [ -77.085123, 38.903091 ], [ -77.085158, 38.903103 ], [ -77.085197, 38.903116 ], [ -77.085234, 38.903128 ], [ -77.085253, 38.903133 ], [ -77.085287, 38.903146 ], [ -77.085318, 38.903155 ], [ -77.085341, 38.903164 ], [ -77.085366, 38.903172 ], [ -77.085394, 38.903181 ], [ -77.085416, 38.903187 ], [ -77.08545, 38.9032 ], [ -77.085489, 38.903212 ], [ -77.085523, 38.903224 ], [ -77.085562, 38.903237 ], [ -77.085585, 38.903243 ], [ -77.08561, 38.903251 ], [ -77.085647, 38.903265 ], [ -77.085685, 38.903277 ], [ -77.085724, 38.90329 ], [ -77.085756, 38.903301 ], [ -77.08579, 38.903311 ], [ -77.085822, 38.903321 ], [ -77.085856, 38.903333 ], [ -77.085872, 38.903338 ], [ -77.085914, 38.903353 ], [ -77.085942, 38.903362 ], [ -77.08597, 38.903371 ], [ -77.086002, 38.903382 ], [ -77.086027, 38.903389 ], [ -77.086057, 38.9034 ], [ -77.086092, 38.903412 ], [ -77.086137, 38.903427 ], [ -77.086159, 38.903434 ], [ -77.086199, 38.903447 ], [ -77.086233, 38.903457 ], [ -77.086269, 38.90347 ], [ -77.086304, 38.903482 ], [ -77.086331, 38.903491 ], [ -77.086349, 38.903496 ], [ -77.086383, 38.903507 ], [ -77.086407, 38.903515 ], [ -77.086428, 38.903523 ], [ -77.086457, 38.903532 ], [ -77.08648, 38.90354 ], [ -77.086517, 38.903552 ], [ -77.08654, 38.90356 ], [ -77.086559, 38.903566 ], [ -77.08659, 38.903575 ], [ -77.086623, 38.903586 ], [ -77.086646, 38.903594 ], [ -77.08667, 38.903603 ], [ -77.086689, 38.903608 ], [ -77.086704, 38.903613 ], [ -77.086726, 38.90362 ], [ -77.08675, 38.903628 ], [ -77.086773, 38.903636 ], [ -77.086798, 38.903644 ], [ -77.086816, 38.90365 ], [ -77.086837, 38.903657 ], [ -77.086857, 38.903664 ], [ -77.086885, 38.903673 ], [ -77.086906, 38.90368 ], [ -77.086931, 38.903688 ], [ -77.086956, 38.903696 ], [ -77.086968, 38.9037 ], [ -77.086998, 38.90371 ], [ -77.087029, 38.90372 ], [ -77.087051, 38.903728 ], [ -77.087071, 38.903734 ], [ -77.087099, 38.903744 ], [ -77.087127, 38.903753 ], [ -77.087155, 38.903762 ], [ -77.08719, 38.903774 ], [ -77.087227, 38.903786 ], [ -77.087266, 38.903799 ], [ -77.087306, 38.903812 ], [ -77.087344, 38.903824 ], [ -77.087378, 38.903836 ], [ -77.08742, 38.90385 ], [ -77.087447, 38.903859 ], [ -77.087464, 38.903864 ], [ -77.087476, 38.903868 ], [ -77.087488, 38.903873 ], [ -77.087499, 38.903876 ], [ -77.087527, 38.903885 ], [ -77.087561, 38.903897 ], [ -77.087587, 38.903906 ], [ -77.087622, 38.903917 ], [ -77.087645, 38.903925 ], [ -77.087679, 38.903936 ], [ -77.087716, 38.903949 ], [ -77.087746, 38.903959 ], [ -77.087775, 38.903968 ], [ -77.087813, 38.90398 ], [ -77.087837, 38.903988 ], [ -77.08787, 38.903999 ], [ -77.087904, 38.904011 ], [ -77.087944, 38.904024 ], [ -77.087964, 38.90403 ], [ -77.088, 38.904042 ], [ -77.088039, 38.904056 ], [ -77.088056, 38.904061 ], [ -77.088094, 38.904073 ], [ -77.088132, 38.904086 ], [ -77.088169, 38.904098 ], [ -77.088203, 38.904109 ], [ -77.088239, 38.904121 ], [ -77.088259, 38.904128 ], [ -77.088285, 38.904137 ], [ -77.088306, 38.904143 ], [ -77.088342, 38.904156 ], [ -77.088365, 38.904163 ], [ -77.088381, 38.904168 ], [ -77.088399, 38.904174 ], [ -77.088433, 38.904185 ], [ -77.088467, 38.904197 ], [ -77.088493, 38.904205 ], [ -77.08854, 38.904221 ], [ -77.08858, 38.904235 ], [ -77.088614, 38.904246 ], [ -77.088653, 38.904258 ], [ -77.088672, 38.904264 ], [ -77.0887, 38.904274 ], [ -77.088735, 38.904286 ], [ -77.088773, 38.904298 ], [ -77.088808, 38.904309 ], [ -77.088839, 38.90432 ], [ -77.088865, 38.904329 ], [ -77.088883, 38.904334 ], [ -77.088911, 38.904343 ], [ -77.088944, 38.904354 ], [ -77.088977, 38.904365 ], [ -77.089013, 38.904377 ], [ -77.089053, 38.904391 ], [ -77.089089, 38.904402 ], [ -77.089123, 38.904413 ], [ -77.089146, 38.904421 ], [ -77.089165, 38.904427 ], [ -77.089205, 38.904441 ], [ -77.089241, 38.904452 ], [ -77.089276, 38.904464 ], [ -77.089317, 38.904478 ], [ -77.08934, 38.904485 ], [ -77.089362, 38.904492 ], [ -77.089383, 38.904499 ], [ -77.089404, 38.904506 ], [ -77.089435, 38.904517 ], [ -77.089478, 38.904531 ], [ -77.089497, 38.904537 ], [ -77.089522, 38.904545 ], [ -77.08954, 38.904551 ], [ -77.089561, 38.904558 ], [ -77.089582, 38.904565 ], [ -77.089607, 38.904574 ], [ -77.089631, 38.904582 ], [ -77.089658, 38.904591 ], [ -77.089682, 38.904599 ], [ -77.089705, 38.904606 ], [ -77.089726, 38.904613 ], [ -77.089751, 38.904621 ], [ -77.089773, 38.904629 ], [ -77.089796, 38.904637 ], [ -77.08982, 38.904644 ], [ -77.089843, 38.904651 ], [ -77.089861, 38.904658 ], [ -77.089897, 38.904669 ], [ -77.089931, 38.904681 ], [ -77.089964, 38.904692 ], [ -77.089991, 38.9047 ], [ -77.090032, 38.904714 ], [ -77.090064, 38.904725 ], [ -77.090083, 38.904731 ], [ -77.090127, 38.904745 ], [ -77.090145, 38.904751 ], [ -77.09017, 38.904759 ], [ -77.090209, 38.904772 ], [ -77.090251, 38.904786 ], [ -77.090272, 38.904793 ], [ -77.090312, 38.904807 ], [ -77.090336, 38.904815 ], [ -77.090362, 38.904823 ], [ -77.090392, 38.904833 ], [ -77.090412, 38.90484 ], [ -77.090439, 38.904849 ], [ -77.090463, 38.904857 ], [ -77.090481, 38.904862 ], [ -77.090502, 38.904869 ], [ -77.09053, 38.904878 ], [ -77.090552, 38.904886 ], [ -77.090563, 38.904889 ], [ -77.090583, 38.904896 ], [ -77.090608, 38.904905 ], [ -77.090625, 38.90491 ], [ -77.090645, 38.904917 ], [ -77.090668, 38.904924 ], [ -77.09069, 38.904931 ], [ -77.090711, 38.904939 ], [ -77.090738, 38.904948 ], [ -77.090764, 38.904956 ], [ -77.090792, 38.904965 ], [ -77.090824, 38.904976 ], [ -77.09085, 38.904985 ], [ -77.090876, 38.904993 ], [ -77.090902, 38.905001 ], [ -77.090935, 38.905013 ], [ -77.090959, 38.90502 ], [ -77.090981, 38.905027 ], [ -77.090994, 38.905032 ], [ -77.091047, 38.905049 ], [ -77.091089, 38.905063 ], [ -77.091111, 38.905071 ], [ -77.091123, 38.905075 ], [ -77.091144, 38.905082 ], [ -77.091162, 38.905087 ], [ -77.091183, 38.905094 ], [ -77.091208, 38.905104 ], [ -77.091242, 38.905114 ], [ -77.091268, 38.905122 ], [ -77.091301, 38.905133 ], [ -77.091327, 38.905142 ], [ -77.091352, 38.90515 ], [ -77.091375, 38.905158 ], [ -77.091408, 38.905169 ], [ -77.091431, 38.905176 ], [ -77.091462, 38.905187 ], [ -77.091492, 38.905196 ], [ -77.091522, 38.905206 ], [ -77.09154, 38.905212 ], [ -77.091557, 38.905218 ], [ -77.091589, 38.905229 ], [ -77.091622, 38.905239 ], [ -77.091659, 38.905252 ], [ -77.091692, 38.905263 ], [ -77.091734, 38.905276 ], [ -77.09177, 38.905288 ], [ -77.091805, 38.9053 ], [ -77.091839, 38.905311 ], [ -77.091876, 38.905324 ], [ -77.091916, 38.905336 ], [ -77.09194, 38.905345 ], [ -77.091976, 38.905356 ], [ -77.092, 38.905364 ], [ -77.092018, 38.90537 ], [ -77.09206, 38.905384 ], [ -77.092089, 38.905394 ], [ -77.092112, 38.905401 ], [ -77.092151, 38.905415 ], [ -77.09217, 38.905421 ], [ -77.092191, 38.905428 ], [ -77.092214, 38.905435 ], [ -77.092236, 38.905442 ], [ -77.092276, 38.905456 ], [ -77.092298, 38.905463 ], [ -77.092317, 38.905469 ], [ -77.092339, 38.905476 ], [ -77.092357, 38.905482 ], [ -77.092381, 38.90549 ], [ -77.092401, 38.905497 ], [ -77.092423, 38.905504 ], [ -77.092441, 38.905511 ], [ -77.092462, 38.905518 ], [ -77.092486, 38.905525 ], [ -77.092509, 38.905533 ], [ -77.092529, 38.905539 ], [ -77.092553, 38.905547 ], [ -77.092576, 38.905555 ], [ -77.092598, 38.905563 ], [ -77.092643, 38.905578 ], [ -77.092665, 38.905584 ], [ -77.092689, 38.905592 ], [ -77.092706, 38.905598 ], [ -77.092734, 38.905607 ], [ -77.092756, 38.905615 ], [ -77.092779, 38.905622 ], [ -77.092804, 38.905631 ], [ -77.092829, 38.905639 ], [ -77.092851, 38.905646 ], [ -77.092874, 38.905654 ], [ -77.092891, 38.90566 ], [ -77.092923, 38.90567 ], [ -77.092945, 38.905678 ], [ -77.092969, 38.905685 ], [ -77.092995, 38.905694 ], [ -77.093019, 38.905702 ], [ -77.09304, 38.905709 ], [ -77.093062, 38.905716 ], [ -77.093087, 38.905725 ], [ -77.093104, 38.90573 ], [ -77.093128, 38.905738 ], [ -77.093154, 38.905747 ], [ -77.093177, 38.905754 ], [ -77.093216, 38.905767 ], [ -77.093249, 38.905788 ], [ -77.093312, 38.905811 ], [ -77.093342, 38.905829 ], [ -77.093363, 38.905839 ], [ -77.093381, 38.905849 ], [ -77.093418, 38.905868 ], [ -77.093449, 38.905885 ], [ -77.093477, 38.905899 ], [ -77.09351, 38.905919 ], [ -77.093542, 38.905935 ], [ -77.093584, 38.905968 ], [ -77.093595, 38.905978 ], [ -77.093623, 38.906003 ], [ -77.093671, 38.906042 ], [ -77.093699, 38.906062 ], [ -77.093715, 38.906074 ], [ -77.093736, 38.906089 ], [ -77.093769, 38.906112 ], [ -77.093805, 38.906138 ], [ -77.093826, 38.906152 ], [ -77.093848, 38.906168 ], [ -77.093865, 38.90618 ], [ -77.093885, 38.906192 ], [ -77.093904, 38.906206 ], [ -77.093927, 38.90622 ], [ -77.093947, 38.906233 ], [ -77.093966, 38.906245 ], [ -77.093991, 38.906258 ], [ -77.094011, 38.906271 ], [ -77.094032, 38.906282 ], [ -77.09405, 38.906293 ], [ -77.09407, 38.906307 ], [ -77.09409, 38.90632 ], [ -77.094124, 38.906346 ], [ -77.09414, 38.906357 ], [ -77.094156, 38.906369 ], [ -77.094191, 38.906394 ], [ -77.094211, 38.906408 ], [ -77.094227, 38.90642 ], [ -77.094247, 38.906434 ], [ -77.094262, 38.906445 ], [ -77.094286, 38.906462 ], [ -77.094304, 38.906476 ], [ -77.094325, 38.90649 ], [ -77.094343, 38.906503 ], [ -77.094364, 38.906518 ], [ -77.094383, 38.906532 ], [ -77.094403, 38.906546 ], [ -77.094421, 38.906559 ], [ -77.094443, 38.906575 ], [ -77.094462, 38.906589 ], [ -77.094482, 38.906603 ], [ -77.094503, 38.906618 ], [ -77.094521, 38.906631 ], [ -77.094551, 38.906653 ], [ -77.09459, 38.906681 ], [ -77.094622, 38.906704 ], [ -77.094646, 38.906721 ], [ -77.094672, 38.90674 ], [ -77.094696, 38.906757 ], [ -77.09472, 38.906774 ], [ -77.094743, 38.906791 ], [ -77.094771, 38.906811 ], [ -77.094803, 38.906834 ], [ -77.09483, 38.906853 ], [ -77.094856, 38.906873 ], [ -77.094884, 38.906892 ], [ -77.094906, 38.906908 ], [ -77.094928, 38.906924 ], [ -77.09495, 38.90694 ], [ -77.094978, 38.90696 ], [ -77.095011, 38.906984 ], [ -77.095029, 38.906997 ], [ -77.095073, 38.907029 ], [ -77.095102, 38.90705 ], [ -77.09513, 38.90707 ], [ -77.095156, 38.907089 ], [ -77.095171, 38.907101 ], [ -77.095196, 38.907118 ], [ -77.095219, 38.907135 ], [ -77.095239, 38.90715 ], [ -77.095258, 38.907163 ], [ -77.095272, 38.907174 ], [ -77.095297, 38.907191 ], [ -77.09532, 38.907208 ], [ -77.095345, 38.907225 ], [ -77.095365, 38.90724 ], [ -77.09539, 38.907258 ], [ -77.095412, 38.907273 ], [ -77.09543, 38.907286 ], [ -77.095447, 38.9073 ], [ -77.095464, 38.907312 ], [ -77.095491, 38.90733 ], [ -77.095519, 38.90735 ], [ -77.095542, 38.907367 ], [ -77.095565, 38.907385 ], [ -77.095587, 38.907402 ], [ -77.095621, 38.907424 ], [ -77.095649, 38.907446 ], [ -77.095676, 38.907463 ], [ -77.095694, 38.907478 ], [ -77.095717, 38.907495 ], [ -77.095745, 38.907515 ], [ -77.095767, 38.907531 ], [ -77.095796, 38.907551 ], [ -77.09582, 38.907568 ], [ -77.095845, 38.907585 ], [ -77.095866, 38.907601 ], [ -77.095886, 38.907616 ], [ -77.095912, 38.907634 ], [ -77.095934, 38.90765 ], [ -77.095956, 38.907666 ], [ -77.09598, 38.907683 ], [ -77.095998, 38.907697 ], [ -77.096015, 38.907709 ], [ -77.096037, 38.907724 ], [ -77.09606, 38.907741 ], [ -77.096088, 38.907762 ], [ -77.096121, 38.907785 ], [ -77.096145, 38.907802 ], [ -77.096171, 38.907821 ], [ -77.096203, 38.907844 ], [ -77.096233, 38.907866 ], [ -77.096261, 38.907886 ], [ -77.096289, 38.907906 ], [ -77.096308, 38.90792 ], [ -77.09633, 38.907936 ], [ -77.096353, 38.907952 ], [ -77.096375, 38.907969 ], [ -77.096397, 38.907984 ], [ -77.096414, 38.907996 ], [ -77.096432, 38.90801 ], [ -77.096453, 38.908024 ], [ -77.096476, 38.908041 ], [ -77.096494, 38.908055 ], [ -77.09652, 38.908073 ], [ -77.096543, 38.908089 ], [ -77.096565, 38.908105 ], [ -77.096583, 38.908118 ], [ -77.096601, 38.908131 ], [ -77.09662, 38.908145 ], [ -77.096644, 38.908162 ], [ -77.096662, 38.908176 ], [ -77.096683, 38.90819 ], [ -77.096707, 38.908209 ], [ -77.096729, 38.908223 ], [ -77.096749, 38.908238 ], [ -77.096773, 38.908255 ], [ -77.096794, 38.90827 ], [ -77.096812, 38.908283 ], [ -77.096831, 38.908297 ], [ -77.096854, 38.908314 ], [ -77.096874, 38.908328 ], [ -77.096899, 38.908346 ], [ -77.096916, 38.908359 ], [ -77.096937, 38.908373 ], [ -77.096959, 38.908389 ], [ -77.09697, 38.908398 ], [ -77.096991, 38.908412 ], [ -77.097006, 38.908423 ], [ -77.097027, 38.908438 ], [ -77.097045, 38.908453 ], [ -77.097061, 38.908463 ], [ -77.097085, 38.90848 ], [ -77.097115, 38.908502 ], [ -77.09713, 38.908513 ], [ -77.097162, 38.908536 ], [ -77.097189, 38.908556 ], [ -77.097203, 38.908567 ], [ -77.097223, 38.908581 ], [ -77.09725, 38.9086 ], [ -77.097274, 38.908617 ], [ -77.097299, 38.908636 ], [ -77.097341, 38.908665 ], [ -77.097355, 38.908677 ], [ -77.097376, 38.908691 ], [ -77.097396, 38.908705 ], [ -77.097411, 38.908716 ], [ -77.09743, 38.90873 ], [ -77.097449, 38.908744 ], [ -77.09747, 38.908759 ], [ -77.097488, 38.908772 ], [ -77.097505, 38.908784 ], [ -77.097524, 38.908798 ], [ -77.097544, 38.908812 ], [ -77.097557, 38.908823 ], [ -77.097579, 38.908837 ], [ -77.097597, 38.908851 ], [ -77.097617, 38.908865 ], [ -77.097636, 38.908879 ], [ -77.097658, 38.908894 ], [ -77.09768, 38.90891 ], [ -77.0977, 38.908925 ], [ -77.097721, 38.908941 ], [ -77.097746, 38.908958 ], [ -77.097769, 38.908975 ], [ -77.097793, 38.908992 ], [ -77.097822, 38.909013 ], [ -77.097843, 38.909029 ], [ -77.097867, 38.909046 ], [ -77.097892, 38.909064 ], [ -77.097912, 38.909079 ], [ -77.097937, 38.909096 ], [ -77.09796, 38.909113 ], [ -77.097984, 38.90913 ], [ -77.098002, 38.909144 ], [ -77.098025, 38.909161 ], [ -77.09805, 38.909178 ], [ -77.098074, 38.909195 ], [ -77.098098, 38.909213 ], [ -77.098119, 38.909228 ], [ -77.09814, 38.909243 ], [ -77.098162, 38.909259 ], [ -77.098186, 38.909276 ], [ -77.098209, 38.909293 ], [ -77.098235, 38.909312 ], [ -77.098255, 38.909327 ], [ -77.098278, 38.909343 ], [ -77.098303, 38.909361 ], [ -77.098325, 38.909377 ], [ -77.098349, 38.909394 ], [ -77.098372, 38.909411 ], [ -77.098396, 38.909428 ], [ -77.098419, 38.909445 ], [ -77.098443, 38.909462 ], [ -77.098462, 38.909476 ], [ -77.09848, 38.909489 ], [ -77.098505, 38.909506 ], [ -77.098528, 38.909523 ], [ -77.098552, 38.90954 ], [ -77.098578, 38.909559 ], [ -77.098601, 38.909576 ], [ -77.098629, 38.909596 ], [ -77.098657, 38.909616 ], [ -77.09868, 38.909633 ], [ -77.098705, 38.909651 ], [ -77.09873, 38.909669 ], [ -77.098757, 38.909689 ], [ -77.098784, 38.909707 ], [ -77.098809, 38.909726 ], [ -77.098834, 38.909744 ], [ -77.098857, 38.90976 ], [ -77.098885, 38.90978 ], [ -77.098912, 38.9098 ], [ -77.098939, 38.90982 ], [ -77.098963, 38.909837 ], [ -77.098976, 38.909846 ], [ -77.098992, 38.909858 ], [ -77.099009, 38.90987 ], [ -77.099026, 38.909883 ], [ -77.099043, 38.909895 ], [ -77.099063, 38.90991 ], [ -77.099081, 38.909922 ], [ -77.099102, 38.909937 ], [ -77.099123, 38.909952 ], [ -77.099142, 38.909966 ], [ -77.099161, 38.90998 ], [ -77.099183, 38.909996 ], [ -77.099202, 38.91001 ], [ -77.099221, 38.910023 ], [ -77.09924, 38.910036 ], [ -77.099262, 38.910052 ], [ -77.099281, 38.910067 ], [ -77.099302, 38.910081 ], [ -77.099321, 38.910095 ], [ -77.099343, 38.910112 ], [ -77.099365, 38.910126 ], [ -77.099391, 38.910146 ], [ -77.099411, 38.91016 ], [ -77.09943, 38.910173 ], [ -77.099457, 38.910193 ], [ -77.099481, 38.910212 ], [ -77.099509, 38.91023 ], [ -77.099531, 38.910246 ], [ -77.099553, 38.910262 ], [ -77.099575, 38.910278 ], [ -77.099597, 38.910294 ], [ -77.099617, 38.910309 ], [ -77.099639, 38.910324 ], [ -77.099661, 38.91034 ], [ -77.09968, 38.910354 ], [ -77.099705, 38.910372 ], [ -77.099734, 38.910393 ], [ -77.099762, 38.910413 ], [ -77.099781, 38.910427 ], [ -77.099817, 38.910453 ], [ -77.099831, 38.910464 ], [ -77.099859, 38.910483 ], [ -77.099886, 38.910503 ], [ -77.099909, 38.91052 ], [ -77.099928, 38.910533 ], [ -77.099956, 38.910554 ], [ -77.099972, 38.910565 ], [ -77.09999, 38.910578 ], [ -77.1, 38.910585 ], [ -77.100015, 38.910596 ], [ -77.100048, 38.910622 ], [ -77.100064, 38.910632 ], [ -77.100077, 38.910641 ], [ -77.1001, 38.910658 ], [ -77.100123, 38.910674 ], [ -77.100152, 38.910695 ], [ -77.100199, 38.91073 ], [ -77.100216, 38.910739 ], [ -77.100252, 38.910765 ], [ -77.100266, 38.910776 ], [ -77.100284, 38.910789 ], [ -77.10031, 38.910807 ], [ -77.100339, 38.910828 ], [ -77.10036, 38.910843 ], [ -77.100382, 38.910859 ], [ -77.100402, 38.910874 ], [ -77.10046, 38.910917 ], [ -77.100488, 38.910936 ], [ -77.10051, 38.910952 ], [ -77.100527, 38.910963 ], [ -77.100557, 38.910985 ], [ -77.100586, 38.911006 ], [ -77.100613, 38.911025 ], [ -77.100635, 38.911041 ], [ -77.100712, 38.911102 ], [ -77.100713, 38.911113 ], [ -77.100723, 38.911121 ], [ -77.100747, 38.911138 ], [ -77.100775, 38.911153 ], [ -77.100811, 38.911162 ], [ -77.100836, 38.91118 ], [ -77.100859, 38.911209 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007803", "BLKGRPCE": "3", "GEOID": "110010078033", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 179142.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8923627", "INTPTLON": "-076.9369443", "mobility_total": "423", "mobility_same_house": "389", "mobility_different_house": "34", "mobility_different_house_same_metro": "34", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.939203, 38.891894 ], [ -76.939203, 38.891982 ], [ -76.939201, 38.892172 ], [ -76.9392, 38.892647 ], [ -76.9392, 38.893219 ], [ -76.939199, 38.893433 ], [ -76.939199, 38.893594 ], [ -76.939198, 38.893631 ], [ -76.939197, 38.894136 ], [ -76.939197, 38.89468 ], [ -76.939196, 38.894745 ], [ -76.939196, 38.89483 ], [ -76.939086, 38.894811 ], [ -76.938015, 38.894674 ], [ -76.93788, 38.894656 ], [ -76.937771, 38.89464 ], [ -76.937597, 38.894616 ], [ -76.937008, 38.894545 ], [ -76.936243, 38.894446 ], [ -76.935453, 38.894347 ], [ -76.93498, 38.894283 ], [ -76.934875, 38.89427 ], [ -76.934873, 38.893734 ], [ -76.934874, 38.893584 ], [ -76.934875, 38.89288 ], [ -76.934877, 38.892482 ], [ -76.934877, 38.891888 ], [ -76.934877, 38.891808 ], [ -76.934882, 38.891359 ], [ -76.93488, 38.891013 ], [ -76.93488, 38.890682 ], [ -76.934878, 38.8904 ], [ -76.934878, 38.890286 ], [ -76.934875, 38.889824 ], [ -76.935515, 38.889835 ], [ -76.935701, 38.889843 ], [ -76.936096, 38.889879 ], [ -76.936625, 38.889883 ], [ -76.937287, 38.889893 ], [ -76.937594, 38.889881 ], [ -76.937682, 38.89007 ], [ -76.937829, 38.890333 ], [ -76.937925, 38.89045 ], [ -76.937967, 38.890505 ], [ -76.938042, 38.890599 ], [ -76.938076, 38.890638 ], [ -76.938125, 38.890694 ], [ -76.938224, 38.8908 ], [ -76.938274, 38.890851 ], [ -76.938325, 38.8909 ], [ -76.938431, 38.890997 ], [ -76.938486, 38.891044 ], [ -76.938542, 38.89109 ], [ -76.938657, 38.89118 ], [ -76.938716, 38.891224 ], [ -76.938776, 38.891266 ], [ -76.9389, 38.891349 ], [ -76.939028, 38.891428 ], [ -76.939093, 38.891466 ], [ -76.939206, 38.891527 ], [ -76.939203, 38.891894 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003301", "BLKGRPCE": "3", "GEOID": "110010033013", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 84242.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9193273", "INTPTLON": "-077.0134914", "mobility_total": "975", "mobility_same_house": "645", "mobility_different_house": "330", "mobility_different_house_same_metro": "230", "mobility_different_house_different_metro": "80", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.014935, 38.920668 ], [ -77.01463, 38.920712 ], [ -77.014559, 38.920723 ], [ -77.014418, 38.920747 ], [ -77.014278, 38.920773 ], [ -77.014068, 38.920816 ], [ -77.013929, 38.920848 ], [ -77.013783, 38.920885 ], [ -77.013637, 38.920926 ], [ -77.013565, 38.920948 ], [ -77.013422, 38.920994 ], [ -77.013281, 38.921044 ], [ -77.013212, 38.92107 ], [ -77.013068, 38.92113 ], [ -77.012974, 38.921172 ], [ -77.012882, 38.921216 ], [ -77.012736, 38.921289 ], [ -77.012706, 38.921298 ], [ -77.012674, 38.921304 ], [ -77.012642, 38.921306 ], [ -77.012257, 38.921307 ], [ -77.012148, 38.921306 ], [ -77.01215, 38.920647 ], [ -77.012149, 38.920232 ], [ -77.012149, 38.919177 ], [ -77.012152, 38.918397 ], [ -77.012151, 38.91811 ], [ -77.012249, 38.918111 ], [ -77.012728, 38.918112 ], [ -77.013313, 38.918112 ], [ -77.013539, 38.91811 ], [ -77.013541, 38.917676 ], [ -77.01354, 38.917267 ], [ -77.013542, 38.917085 ], [ -77.013539, 38.916998 ], [ -77.014395, 38.916996 ], [ -77.014501, 38.916995 ], [ -77.014566, 38.91758 ], [ -77.014571, 38.917637 ], [ -77.014575, 38.917692 ], [ -77.014578, 38.917722 ], [ -77.014615, 38.918023 ], [ -77.014619, 38.918061 ], [ -77.014625, 38.918107 ], [ -77.014636, 38.918183 ], [ -77.01469, 38.918663 ], [ -77.014741, 38.919099 ], [ -77.014749, 38.919174 ], [ -77.014802, 38.919663 ], [ -77.014873, 38.920229 ], [ -77.014926, 38.920618 ], [ -77.014935, 38.920668 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "006202", "BLKGRPCE": "1", "GEOID": "110010062021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 6586010.000000, "AWATER": 4982522.000000, "INTPTLAT": "+38.8809933", "INTPTLON": "-077.0363219", "mobility_total": "0", "mobility_same_house": "0", "mobility_different_house": "0", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.064696, 38.891852 ], [ -77.064626, 38.891837 ], [ -77.06435, 38.891795 ], [ -77.064164, 38.891773 ], [ -77.06399, 38.891757 ], [ -77.063756, 38.891749 ], [ -77.063637, 38.891753 ], [ -77.063549, 38.891755 ], [ -77.063414, 38.891763 ], [ -77.063252, 38.891775 ], [ -77.063022, 38.891808 ], [ -77.062551, 38.891888 ], [ -77.06251, 38.891895 ], [ -77.062466, 38.891902 ], [ -77.062124, 38.891961 ], [ -77.06173, 38.892026 ], [ -77.061517, 38.892058 ], [ -77.061972, 38.896596 ], [ -77.060818, 38.896398 ], [ -77.060017, 38.893083 ], [ -77.059652, 38.892727 ], [ -77.059347, 38.892431 ], [ -77.058931, 38.892503 ], [ -77.057634, 38.892704 ], [ -77.056956, 38.89282 ], [ -77.056242, 38.892954 ], [ -77.055921, 38.893 ], [ -77.055829, 38.89302 ], [ -77.055739, 38.893042 ], [ -77.055667, 38.893063 ], [ -77.055624, 38.893077 ], [ -77.055847, 38.893402 ], [ -77.056193, 38.893974 ], [ -77.056391, 38.894312 ], [ -77.056438, 38.894411 ], [ -77.056475, 38.89451 ], [ -77.056504, 38.894613 ], [ -77.056507, 38.894642 ], [ -77.056518, 38.894721 ], [ -77.056563, 38.895464 ], [ -77.056486, 38.89811 ], [ -77.056349, 38.898232 ], [ -77.056293, 38.8981 ], [ -77.056281, 38.89808 ], [ -77.05627, 38.898055 ], [ -77.056253, 38.898024 ], [ -77.056233, 38.897991 ], [ -77.056216, 38.897958 ], [ -77.0562, 38.897922 ], [ -77.056109, 38.897756 ], [ -77.056069, 38.897678 ], [ -77.056046, 38.897641 ], [ -77.056013, 38.897608 ], [ -77.055992, 38.897598 ], [ -77.055971, 38.897582 ], [ -77.055948, 38.897562 ], [ -77.055929, 38.897541 ], [ -77.055876, 38.897493 ], [ -77.055849, 38.897472 ], [ -77.055753, 38.897414 ], [ -77.055691, 38.897399 ], [ -77.055562, 38.897391 ], [ -77.055477, 38.897381 ], [ -77.055393, 38.897355 ], [ -77.055344, 38.897354 ], [ -77.055293, 38.897354 ], [ -77.055263, 38.897353 ], [ -77.05523, 38.897353 ], [ -77.0552, 38.897352 ], [ -77.055144, 38.897348 ], [ -77.055104, 38.897349 ], [ -77.055044, 38.897349 ], [ -77.055007, 38.897348 ], [ -77.054977, 38.897346 ], [ -77.054871, 38.897347 ], [ -77.054835, 38.897348 ], [ -77.054793, 38.897352 ], [ -77.054762, 38.897351 ], [ -77.054639, 38.897359 ], [ -77.054457, 38.897355 ], [ -77.054359, 38.897355 ], [ -77.054275, 38.897356 ], [ -77.054136, 38.897356 ], [ -77.054094, 38.897357 ], [ -77.054039, 38.897356 ], [ -77.053823, 38.897356 ], [ -77.053723, 38.897353 ], [ -77.053623, 38.897356 ], [ -77.053576, 38.897361 ], [ -77.053524, 38.897374 ], [ -77.053462, 38.897406 ], [ -77.053434, 38.897428 ], [ -77.05341, 38.897455 ], [ -77.053383, 38.897512 ], [ -77.053371, 38.897554 ], [ -77.053364, 38.897574 ], [ -77.053345, 38.897638 ], [ -77.05334, 38.897659 ], [ -77.053331, 38.897688 ], [ -77.053324, 38.897723 ], [ -77.053319, 38.897753 ], [ -77.053318, 38.89778 ], [ -77.053312, 38.897861 ], [ -77.053315, 38.89792 ], [ -77.053325, 38.897997 ], [ -77.053329, 38.898041 ], [ -77.053068, 38.897724 ], [ -77.053056, 38.897921 ], [ -77.053056, 38.898022 ], [ -77.053062, 38.898052 ], [ -77.053112, 38.898229 ], [ -77.053146, 38.89835 ], [ -77.053181, 38.898435 ], [ -77.053192, 38.898453 ], [ -77.053242, 38.898538 ], [ -77.053221, 38.898557 ], [ -77.053204, 38.898576 ], [ -77.053165, 38.89863 ], [ -77.053138, 38.898683 ], [ -77.053024, 38.898552 ], [ -77.052963, 38.898456 ], [ -77.052907, 38.898315 ], [ -77.052875, 38.898232 ], [ -77.052852, 38.898171 ], [ -77.052835, 38.898126 ], [ -77.052821, 38.898051 ], [ -77.052814, 38.897948 ], [ -77.052791, 38.897736 ], [ -77.05279, 38.897722 ], [ -77.052811, 38.897397 ], [ -77.052842, 38.897241 ], [ -77.052821, 38.89712 ], [ -77.052832, 38.897066 ], [ -77.052847, 38.896983 ], [ -77.052893, 38.89681 ], [ -77.052965, 38.896627 ], [ -77.052965, 38.896521 ], [ -77.052941, 38.896449 ], [ -77.052909, 38.896398 ], [ -77.052889, 38.89635 ], [ -77.052851, 38.896294 ], [ -77.052813, 38.896247 ], [ -77.052757, 38.896195 ], [ -77.052698, 38.896156 ], [ -77.052624, 38.896118 ], [ -77.052531, 38.896091 ], [ -77.052452, 38.896077 ], [ -77.052364, 38.896068 ], [ -77.052195, 38.896044 ], [ -77.052031, 38.896024 ], [ -77.051691, 38.89598 ], [ -77.051589, 38.895961 ], [ -77.051368, 38.89591 ], [ -77.050117, 38.896024 ], [ -77.048801, 38.89602 ], [ -77.048597, 38.896022 ], [ -77.048503, 38.896021 ], [ -77.048276, 38.896023 ], [ -77.048139, 38.89602 ], [ -77.048023, 38.896017 ], [ -77.047622, 38.895807 ], [ -77.047426, 38.895705 ], [ -77.047387, 38.895685 ], [ -77.046682, 38.895316 ], [ -77.045526, 38.894714 ], [ -77.0453, 38.894588 ], [ -77.04521, 38.894527 ], [ -77.045093, 38.894447 ], [ -77.044766, 38.894232 ], [ -77.044544, 38.894101 ], [ -77.044087, 38.893851 ], [ -77.043921, 38.893762 ], [ -77.043474, 38.893514 ], [ -77.04319, 38.893371 ], [ -77.041979, 38.892748 ], [ -77.041893, 38.892702 ], [ -77.041747, 38.892642 ], [ -77.041662, 38.892608 ], [ -77.041588, 38.892573 ], [ -77.041083, 38.8923 ], [ -77.040927, 38.892208 ], [ -77.040886, 38.892176 ], [ -77.040863, 38.892162 ], [ -77.040839, 38.892149 ], [ -77.040814, 38.892137 ], [ -77.040788, 38.892127 ], [ -77.040761, 38.892118 ], [ -77.040733, 38.89211 ], [ -77.040705, 38.892104 ], [ -77.040676, 38.8921 ], [ -77.039481, 38.8921 ], [ -77.039468, 38.89353 ], [ -77.039468, 38.893614 ], [ -77.039467, 38.89364 ], [ -77.039466, 38.893924 ], [ -77.039468, 38.89434 ], [ -77.03947, 38.894525 ], [ -77.039466, 38.894825 ], [ -77.039466, 38.895295 ], [ -77.039464, 38.895397 ], [ -77.03946, 38.895544 ], [ -77.039457, 38.895845 ], [ -77.039462, 38.896289 ], [ -77.039462, 38.896402 ], [ -77.039461, 38.896609 ], [ -77.03946, 38.896928 ], [ -77.039468, 38.897263 ], [ -77.039473, 38.897356 ], [ -77.039478, 38.897469 ], [ -77.039473, 38.897829 ], [ -77.039471, 38.89816 ], [ -77.039472, 38.898226 ], [ -77.039472, 38.898322 ], [ -77.039472, 38.89864 ], [ -77.03946, 38.898813 ], [ -77.039252, 38.898743 ], [ -77.037947, 38.898747 ], [ -77.03795, 38.89993 ], [ -77.037955, 38.900202 ], [ -77.036554, 38.900201 ], [ -77.035601, 38.900199 ], [ -77.035475, 38.900198 ], [ -77.035129, 38.900202 ], [ -77.035152, 38.900066 ], [ -77.03515, 38.899849 ], [ -77.035148, 38.899021 ], [ -77.035145, 38.898875 ], [ -77.035117, 38.898761 ], [ -77.03506, 38.898762 ], [ -77.033854, 38.89877 ], [ -77.033642, 38.898782 ], [ -77.033643, 38.898619 ], [ -77.033643, 38.898433 ], [ -77.033644, 38.898314 ], [ -77.033645, 38.897345 ], [ -77.033649, 38.896403 ], [ -77.033362, 38.896392 ], [ -77.033201, 38.896394 ], [ -77.033059, 38.896384 ], [ -77.032864, 38.896341 ], [ -77.032486, 38.896236 ], [ -77.032172, 38.896144 ], [ -77.031962, 38.896105 ], [ -77.031606, 38.895991 ], [ -77.031452, 38.895969 ], [ -77.030769, 38.895504 ], [ -77.030208, 38.895506 ], [ -77.029886, 38.895502 ], [ -77.029633, 38.895447 ], [ -77.02881, 38.89522 ], [ -77.028096, 38.895019 ], [ -77.027054, 38.894737 ], [ -77.026002, 38.894444 ], [ -77.023975, 38.893877 ], [ -77.023901, 38.893856 ], [ -77.023347, 38.893712 ], [ -77.022961, 38.8936 ], [ -77.021919, 38.893295 ], [ -77.021552, 38.893202 ], [ -77.020749, 38.892999 ], [ -77.020705, 38.892986 ], [ -77.019899, 38.892759 ], [ -77.018585, 38.892393 ], [ -77.017565, 38.892109 ], [ -77.016388, 38.891783 ], [ -77.016258, 38.891884 ], [ -77.015843, 38.892018 ], [ -77.015572, 38.892067 ], [ -77.015232, 38.892086 ], [ -77.015049, 38.892079 ], [ -77.014997, 38.892079 ], [ -77.014675, 38.892083 ], [ -77.014238, 38.892082 ], [ -77.014022, 38.892082 ], [ -77.013639, 38.892083 ], [ -77.013179, 38.89209 ], [ -77.012985, 38.892245 ], [ -77.01275, 38.892436 ], [ -77.012421, 38.892673 ], [ -77.012171, 38.892858 ], [ -77.011903, 38.893048 ], [ -77.011162, 38.893577 ], [ -77.011024, 38.893678 ], [ -77.010889, 38.893775 ], [ -77.010661, 38.893948 ], [ -77.010753, 38.894202 ], [ -77.010912, 38.894698 ], [ -77.010943, 38.894788 ], [ -77.010884, 38.894789 ], [ -77.010621, 38.894789 ], [ -77.010484, 38.894791 ], [ -77.010277, 38.894791 ], [ -77.010071, 38.894788 ], [ -77.009933, 38.894784 ], [ -77.009906, 38.894784 ], [ -77.00985, 38.89478 ], [ -77.009498, 38.894789 ], [ -77.00906, 38.895103 ], [ -77.009058, 38.895435 ], [ -77.009059, 38.896125 ], [ -77.009057, 38.896512 ], [ -77.009058, 38.897128 ], [ -77.009062, 38.897341 ], [ -77.009064, 38.897469 ], [ -77.009066, 38.897555 ], [ -77.008203, 38.897222 ], [ -77.008111, 38.897156 ], [ -77.007774, 38.896913 ], [ -77.007699, 38.896872 ], [ -77.00765, 38.896832 ], [ -77.007601, 38.89675 ], [ -77.00756, 38.896661 ], [ -77.007309, 38.896253 ], [ -77.00717, 38.896141 ], [ -77.006991, 38.896059 ], [ -77.006918, 38.896027 ], [ -77.006718, 38.895986 ], [ -77.006536, 38.895962 ], [ -77.006325, 38.89597 ], [ -77.006146, 38.895986 ], [ -77.005935, 38.896035 ], [ -77.005743, 38.896008 ], [ -77.005586, 38.896047 ], [ -77.005318, 38.896191 ], [ -77.005274, 38.896226 ], [ -77.005247, 38.896251 ], [ -77.005222, 38.896277 ], [ -77.005199, 38.896304 ], [ -77.005145, 38.896409 ], [ -77.00504, 38.896599 ], [ -77.005032, 38.896617 ], [ -77.004968, 38.896759 ], [ -77.004813, 38.897213 ], [ -77.004773, 38.89734 ], [ -77.004608, 38.897341 ], [ -77.003977, 38.897341 ], [ -77.003509, 38.897337 ], [ -77.003509, 38.896801 ], [ -77.00351, 38.896118 ], [ -77.00351, 38.895641 ], [ -77.003509, 38.895391 ], [ -77.00351, 38.895345 ], [ -77.00351, 38.895207 ], [ -77.003511, 38.894787 ], [ -77.003517, 38.893582 ], [ -77.003593, 38.893581 ], [ -77.003634, 38.893579 ], [ -77.003794, 38.893578 ], [ -77.005739, 38.893579 ], [ -77.005889, 38.893625 ], [ -77.005888, 38.893469 ], [ -77.005892, 38.89259 ], [ -77.005892, 38.892122 ], [ -77.005905, 38.892012 ], [ -77.005926, 38.891829 ], [ -77.005926, 38.891403 ], [ -77.005924, 38.89124 ], [ -77.005925, 38.890969 ], [ -77.005528, 38.891132 ], [ -77.005268, 38.891244 ], [ -77.004892, 38.891397 ], [ -77.004687, 38.891514 ], [ -77.004504, 38.891672 ], [ -77.004427, 38.891782 ], [ -77.004366, 38.891924 ], [ -77.003789, 38.891868 ], [ -77.003515, 38.891916 ], [ -77.003516, 38.891799 ], [ -77.003514, 38.891359 ], [ -77.003513, 38.891023 ], [ -77.003514, 38.890938 ], [ -77.003514, 38.889908 ], [ -77.003515, 38.889808 ], [ -77.003515, 38.889705 ], [ -77.00352, 38.889151 ], [ -77.002034, 38.889168 ], [ -77.002036, 38.888677 ], [ -77.002037, 38.888595 ], [ -77.002038, 38.887683 ], [ -77.002039, 38.887598 ], [ -77.002305, 38.887598 ], [ -77.002481, 38.887596 ], [ -77.002961, 38.887596 ], [ -77.003274, 38.887608 ], [ -77.003519, 38.887614 ], [ -77.003518, 38.887549 ], [ -77.003514, 38.886039 ], [ -77.00365, 38.886038 ], [ -77.004227, 38.886037 ], [ -77.004533, 38.886037 ], [ -77.004941, 38.886037 ], [ -77.005087, 38.886038 ], [ -77.005654, 38.886038 ], [ -77.005718, 38.886039 ], [ -77.005892, 38.886039 ], [ -77.005893, 38.885065 ], [ -77.006022, 38.885064 ], [ -77.007256, 38.885068 ], [ -77.007482, 38.885069 ], [ -77.008936, 38.885066 ], [ -77.009061, 38.885065 ], [ -77.009063, 38.884216 ], [ -77.009064, 38.884114 ], [ -77.009064, 38.884053 ], [ -77.009064, 38.883981 ], [ -77.009068, 38.883857 ], [ -77.009253, 38.883993 ], [ -77.009431, 38.884124 ], [ -77.010353, 38.884811 ], [ -77.010536, 38.884946 ], [ -77.010572, 38.88497 ], [ -77.010791, 38.885079 ], [ -77.011205, 38.885421 ], [ -77.011845, 38.885812 ], [ -77.012142, 38.886032 ], [ -77.012278, 38.886133 ], [ -77.012744, 38.886478 ], [ -77.012993, 38.886673 ], [ -77.013368, 38.886998 ], [ -77.013517, 38.887138 ], [ -77.013557, 38.887175 ], [ -77.013732, 38.887409 ], [ -77.013807, 38.887562 ], [ -77.01392, 38.887562 ], [ -77.014064, 38.887563 ], [ -77.014761, 38.887564 ], [ -77.015178, 38.887566 ], [ -77.015368, 38.887565 ], [ -77.01599, 38.887564 ], [ -77.016279, 38.887565 ], [ -77.016391, 38.887563 ], [ -77.016592, 38.887563 ], [ -77.017211, 38.887565 ], [ -77.017287, 38.887568 ], [ -77.017547, 38.887571 ], [ -77.01782, 38.887568 ], [ -77.018749, 38.887568 ], [ -77.019596, 38.887568 ], [ -77.019907, 38.887567 ], [ -77.021682, 38.887567 ], [ -77.021916, 38.887563 ], [ -77.022231, 38.887568 ], [ -77.022932, 38.887568 ], [ -77.023228, 38.887569 ], [ -77.023534, 38.887567 ], [ -77.023879, 38.887563 ], [ -77.024016, 38.887566 ], [ -77.024169, 38.887567 ], [ -77.024314, 38.887567 ], [ -77.024384, 38.887568 ], [ -77.02581, 38.887567 ], [ -77.025991, 38.887566 ], [ -77.026115, 38.887566 ], [ -77.027954, 38.887566 ], [ -77.028073, 38.887565 ], [ -77.028181, 38.887567 ], [ -77.028808, 38.887566 ], [ -77.030719, 38.887567 ], [ -77.031172, 38.887568 ], [ -77.031668, 38.887568 ], [ -77.031986, 38.887582 ], [ -77.031953, 38.887288 ], [ -77.031952, 38.885955 ], [ -77.031951, 38.884977 ], [ -77.031988, 38.884373 ], [ -77.032083, 38.883798 ], [ -77.032157, 38.88356 ], [ -77.03219, 38.883454 ], [ -77.03221, 38.883421 ], [ -77.032594, 38.882788 ], [ -77.032624, 38.882738 ], [ -77.032702, 38.88261 ], [ -77.032628, 38.882559 ], [ -77.032548, 38.882512 ], [ -77.032482, 38.882473 ], [ -77.032361, 38.882402 ], [ -77.030331, 38.881038 ], [ -77.030218, 38.880925 ], [ -77.029962, 38.880795 ], [ -77.023777, 38.876411 ], [ -77.021295, 38.872171 ], [ -77.02105, 38.87156 ], [ -77.020314, 38.870014 ], [ -77.020174, 38.868957 ], [ -77.020152, 38.859604 ], [ -77.020155, 38.858907 ], [ -77.020162, 38.85733 ], [ -77.02268, 38.855902 ], [ -77.032202, 38.850694 ], [ -77.032205, 38.850725 ], [ -77.032208, 38.850756 ], [ -77.032211, 38.850787 ], [ -77.032213, 38.850817 ], [ -77.032214, 38.850847 ], [ -77.032216, 38.850868 ], [ -77.03222, 38.8509 ], [ -77.032222, 38.850926 ], [ -77.032223, 38.850954 ], [ -77.032222, 38.850984 ], [ -77.03222, 38.851015 ], [ -77.032218, 38.851047 ], [ -77.032218, 38.851078 ], [ -77.032217, 38.851108 ], [ -77.032216, 38.851139 ], [ -77.032216, 38.85117 ], [ -77.032218, 38.8512 ], [ -77.03222, 38.85123 ], [ -77.032218, 38.85126 ], [ -77.032214, 38.851292 ], [ -77.032209, 38.851325 ], [ -77.032204, 38.851356 ], [ -77.0322, 38.851388 ], [ -77.032198, 38.851419 ], [ -77.032198, 38.85145 ], [ -77.032199, 38.851482 ], [ -77.032202, 38.851513 ], [ -77.032204, 38.851544 ], [ -77.032206, 38.851575 ], [ -77.032208, 38.851608 ], [ -77.032209, 38.85164 ], [ -77.032211, 38.851672 ], [ -77.032214, 38.851702 ], [ -77.032219, 38.851731 ], [ -77.032223, 38.851762 ], [ -77.032229, 38.851794 ], [ -77.032235, 38.85182 ], [ -77.032241, 38.851845 ], [ -77.032248, 38.85187 ], [ -77.032252, 38.851895 ], [ -77.032257, 38.851923 ], [ -77.032262, 38.851953 ], [ -77.032269, 38.851985 ], [ -77.032273, 38.852018 ], [ -77.032278, 38.852051 ], [ -77.032281, 38.852084 ], [ -77.032283, 38.852114 ], [ -77.032283, 38.852145 ], [ -77.032279, 38.852172 ], [ -77.032273, 38.852198 ], [ -77.032267, 38.852222 ], [ -77.032262, 38.852245 ], [ -77.032263, 38.85227 ], [ -77.032265, 38.852294 ], [ -77.032269, 38.852318 ], [ -77.032279, 38.852343 ], [ -77.032293, 38.852366 ], [ -77.032307, 38.852391 ], [ -77.032319, 38.852416 ], [ -77.032327, 38.852444 ], [ -77.032336, 38.852473 ], [ -77.032345, 38.852503 ], [ -77.032355, 38.852533 ], [ -77.032366, 38.852562 ], [ -77.032375, 38.852594 ], [ -77.032384, 38.852625 ], [ -77.032393, 38.852657 ], [ -77.032403, 38.852689 ], [ -77.032412, 38.852719 ], [ -77.03242, 38.852751 ], [ -77.032429, 38.852782 ], [ -77.032439, 38.852814 ], [ -77.032449, 38.852845 ], [ -77.032457, 38.852878 ], [ -77.032463, 38.852909 ], [ -77.03247, 38.852942 ], [ -77.032477, 38.852975 ], [ -77.032483, 38.853009 ], [ -77.032488, 38.853043 ], [ -77.032493, 38.853077 ], [ -77.032498, 38.85311 ], [ -77.032503, 38.853143 ], [ -77.03251, 38.853175 ], [ -77.032517, 38.853209 ], [ -77.032523, 38.853242 ], [ -77.032528, 38.853274 ], [ -77.032534, 38.853306 ], [ -77.032539, 38.85334 ], [ -77.032544, 38.853372 ], [ -77.03255, 38.853402 ], [ -77.032555, 38.853431 ], [ -77.03256, 38.85346 ], [ -77.032565, 38.853488 ], [ -77.03257, 38.853517 ], [ -77.032576, 38.853545 ], [ -77.032585, 38.853572 ], [ -77.032594, 38.853598 ], [ -77.032602, 38.853627 ], [ -77.032609, 38.853657 ], [ -77.032616, 38.853687 ], [ -77.032622, 38.853717 ], [ -77.032629, 38.853746 ], [ -77.032635, 38.853773 ], [ -77.032641, 38.853801 ], [ -77.032646, 38.853827 ], [ -77.032652, 38.853851 ], [ -77.032655, 38.853871 ], [ -77.032658, 38.853893 ], [ -77.032663, 38.853926 ], [ -77.032666, 38.853947 ], [ -77.032668, 38.853972 ], [ -77.032664, 38.853998 ], [ -77.032659, 38.854023 ], [ -77.032655, 38.854046 ], [ -77.032654, 38.854071 ], [ -77.032659, 38.854096 ], [ -77.032667, 38.854123 ], [ -77.032675, 38.854149 ], [ -77.032681, 38.854177 ], [ -77.032686, 38.854205 ], [ -77.032692, 38.854233 ], [ -77.032697, 38.854261 ], [ -77.032704, 38.854286 ], [ -77.032713, 38.854312 ], [ -77.032722, 38.854338 ], [ -77.032732, 38.854364 ], [ -77.032743, 38.854391 ], [ -77.032752, 38.854419 ], [ -77.032759, 38.854443 ], [ -77.032765, 38.854462 ], [ -77.032771, 38.854482 ], [ -77.032775, 38.8545 ], [ -77.032782, 38.854523 ], [ -77.032789, 38.854546 ], [ -77.032796, 38.854572 ], [ -77.032803, 38.854598 ], [ -77.032809, 38.854625 ], [ -77.032816, 38.854651 ], [ -77.032822, 38.854677 ], [ -77.032828, 38.854701 ], [ -77.032833, 38.854725 ], [ -77.032837, 38.85475 ], [ -77.032841, 38.854775 ], [ -77.032843, 38.854799 ], [ -77.032841, 38.854823 ], [ -77.032836, 38.854848 ], [ -77.032833, 38.854875 ], [ -77.032832, 38.854901 ], [ -77.032834, 38.854928 ], [ -77.032835, 38.854955 ], [ -77.032836, 38.854982 ], [ -77.032839, 38.855006 ], [ -77.032843, 38.855027 ], [ -77.032849, 38.855045 ], [ -77.032863, 38.855077 ], [ -77.032877, 38.8551 ], [ -77.032892, 38.855132 ], [ -77.032935, 38.855225 ], [ -77.032948, 38.855248 ], [ -77.032967, 38.855276 ], [ -77.032978, 38.855292 ], [ -77.032988, 38.855311 ], [ -77.033, 38.855332 ], [ -77.033011, 38.855351 ], [ -77.033021, 38.855369 ], [ -77.033031, 38.855387 ], [ -77.033041, 38.855406 ], [ -77.033051, 38.855427 ], [ -77.033064, 38.855447 ], [ -77.033079, 38.855465 ], [ -77.033091, 38.855485 ], [ -77.0331, 38.855508 ], [ -77.03311, 38.855529 ], [ -77.03312, 38.855549 ], [ -77.033131, 38.85557 ], [ -77.033142, 38.855593 ], [ -77.033153, 38.855614 ], [ -77.033165, 38.855635 ], [ -77.033179, 38.855656 ], [ -77.033192, 38.85568 ], [ -77.033203, 38.855702 ], [ -77.033215, 38.855722 ], [ -77.033229, 38.855744 ], [ -77.033242, 38.855768 ], [ -77.033257, 38.855789 ], [ -77.033274, 38.855807 ], [ -77.033289, 38.855825 ], [ -77.033301, 38.855847 ], [ -77.033311, 38.855869 ], [ -77.033321, 38.855889 ], [ -77.033333, 38.855909 ], [ -77.033348, 38.855931 ], [ -77.033363, 38.855953 ], [ -77.033375, 38.855973 ], [ -77.033386, 38.855994 ], [ -77.033398, 38.856017 ], [ -77.033409, 38.85604 ], [ -77.033419, 38.856059 ], [ -77.033429, 38.856079 ], [ -77.03344, 38.856102 ], [ -77.03345, 38.856125 ], [ -77.03346, 38.856145 ], [ -77.033471, 38.856165 ], [ -77.033484, 38.856188 ], [ -77.033499, 38.856211 ], [ -77.033511, 38.856232 ], [ -77.033523, 38.856252 ], [ -77.033534, 38.856276 ], [ -77.033545, 38.856299 ], [ -77.033556, 38.85632 ], [ -77.033564, 38.85634 ], [ -77.033573, 38.856363 ], [ -77.033583, 38.856385 ], [ -77.033593, 38.856405 ], [ -77.033603, 38.856425 ], [ -77.033613, 38.856447 ], [ -77.033626, 38.856469 ], [ -77.03364, 38.856488 ], [ -77.033657, 38.856508 ], [ -77.033671, 38.85653 ], [ -77.033683, 38.856553 ], [ -77.033695, 38.856572 ], [ -77.033708, 38.856591 ], [ -77.03372, 38.856611 ], [ -77.033732, 38.856635 ], [ -77.033742, 38.856656 ], [ -77.033753, 38.856675 ], [ -77.033765, 38.856698 ], [ -77.03378, 38.856721 ], [ -77.033793, 38.856742 ], [ -77.033803, 38.856762 ], [ -77.033812, 38.856786 ], [ -77.033822, 38.85681 ], [ -77.033831, 38.856829 ], [ -77.03384, 38.856848 ], [ -77.033851, 38.856869 ], [ -77.033863, 38.85689 ], [ -77.033874, 38.856911 ], [ -77.033885, 38.85693 ], [ -77.033897, 38.856949 ], [ -77.033909, 38.856971 ], [ -77.033919, 38.856993 ], [ -77.033929, 38.857014 ], [ -77.033941, 38.857035 ], [ -77.033954, 38.857057 ], [ -77.033967, 38.857079 ], [ -77.033979, 38.8571 ], [ -77.033992, 38.85712 ], [ -77.034004, 38.857142 ], [ -77.034015, 38.857162 ], [ -77.034023, 38.857182 ], [ -77.034032, 38.857201 ], [ -77.034041, 38.857223 ], [ -77.03405, 38.857246 ], [ -77.03406, 38.857267 ], [ -77.03407, 38.857287 ], [ -77.03408, 38.857309 ], [ -77.034087, 38.857332 ], [ -77.034091, 38.857353 ], [ -77.034095, 38.857373 ], [ -77.034101, 38.857396 ], [ -77.03411, 38.85742 ], [ -77.034117, 38.857438 ], [ -77.034122, 38.857457 ], [ -77.034126, 38.857479 ], [ -77.03413, 38.857503 ], [ -77.034135, 38.857525 ], [ -77.034139, 38.857544 ], [ -77.034144, 38.857564 ], [ -77.034148, 38.857584 ], [ -77.034153, 38.857603 ], [ -77.034155, 38.857624 ], [ -77.034159, 38.857652 ], [ -77.03417, 38.85768 ], [ -77.034197, 38.857707 ], [ -77.034217, 38.857736 ], [ -77.034228, 38.857754 ], [ -77.03424, 38.85777 ], [ -77.034265, 38.8578 ], [ -77.034279, 38.857815 ], [ -77.034295, 38.857831 ], [ -77.034313, 38.857847 ], [ -77.034328, 38.857863 ], [ -77.034357, 38.857889 ], [ -77.034372, 38.857903 ], [ -77.034387, 38.85792 ], [ -77.034403, 38.857936 ], [ -77.034417, 38.857951 ], [ -77.03443, 38.857966 ], [ -77.034442, 38.857982 ], [ -77.034453, 38.858 ], [ -77.034462, 38.858019 ], [ -77.03448, 38.858049 ], [ -77.034489, 38.858066 ], [ -77.034502, 38.858083 ], [ -77.034514, 38.858104 ], [ -77.034524, 38.858123 ], [ -77.034544, 38.858153 ], [ -77.034555, 38.858171 ], [ -77.034568, 38.85819 ], [ -77.034586, 38.858221 ], [ -77.034598, 38.858258 ], [ -77.034605, 38.858279 ], [ -77.034614, 38.858296 ], [ -77.034633, 38.858327 ], [ -77.034642, 38.858346 ], [ -77.034651, 38.858364 ], [ -77.034659, 38.858381 ], [ -77.034678, 38.858414 ], [ -77.034688, 38.858433 ], [ -77.034698, 38.858455 ], [ -77.034707, 38.858472 ], [ -77.034725, 38.858504 ], [ -77.034735, 38.858523 ], [ -77.034744, 38.858543 ], [ -77.034753, 38.85856 ], [ -77.034772, 38.858593 ], [ -77.03478, 38.858614 ], [ -77.034788, 38.858633 ], [ -77.034796, 38.85865 ], [ -77.034817, 38.858684 ], [ -77.034826, 38.858703 ], [ -77.034834, 38.858722 ], [ -77.034849, 38.858754 ], [ -77.034858, 38.858772 ], [ -77.034867, 38.858793 ], [ -77.034876, 38.85881 ], [ -77.034893, 38.858839 ], [ -77.034901, 38.858856 ], [ -77.034908, 38.858876 ], [ -77.034916, 38.858895 ], [ -77.034933, 38.858925 ], [ -77.034949, 38.858961 ], [ -77.034958, 38.858979 ], [ -77.034975, 38.859009 ], [ -77.034984, 38.859026 ], [ -77.034992, 38.859044 ], [ -77.034999, 38.859062 ], [ -77.035011, 38.859094 ], [ -77.035017, 38.859112 ], [ -77.035023, 38.859131 ], [ -77.03503, 38.859149 ], [ -77.035042, 38.859178 ], [ -77.035048, 38.859215 ], [ -77.035049, 38.859235 ], [ -77.035052, 38.859266 ], [ -77.035055, 38.859299 ], [ -77.035058, 38.859317 ], [ -77.035065, 38.859348 ], [ -77.035084, 38.859376 ], [ -77.0351, 38.859391 ], [ -77.035116, 38.859408 ], [ -77.03513, 38.859424 ], [ -77.035154, 38.859452 ], [ -77.035166, 38.859468 ], [ -77.03518, 38.859484 ], [ -77.035204, 38.859512 ], [ -77.035226, 38.859542 ], [ -77.035237, 38.85956 ], [ -77.03525, 38.859576 ], [ -77.035273, 38.859603 ], [ -77.035296, 38.859635 ], [ -77.035308, 38.859654 ], [ -77.035319, 38.85967 ], [ -77.035332, 38.859685 ], [ -77.035359, 38.859715 ], [ -77.035374, 38.859733 ], [ -77.035387, 38.859749 ], [ -77.035412, 38.859773 ], [ -77.03544, 38.859794 ], [ -77.035475, 38.859816 ], [ -77.035513, 38.859834 ], [ -77.035548, 38.859853 ], [ -77.035581, 38.859873 ], [ -77.035614, 38.859895 ], [ -77.035645, 38.859917 ], [ -77.035677, 38.859938 ], [ -77.035693, 38.859952 ], [ -77.035712, 38.859965 ], [ -77.035729, 38.859979 ], [ -77.035744, 38.859993 ], [ -77.03576, 38.860006 ], [ -77.035791, 38.860031 ], [ -77.035807, 38.860046 ], [ -77.035837, 38.860074 ], [ -77.035867, 38.860098 ], [ -77.035895, 38.860127 ], [ -77.03591, 38.860143 ], [ -77.035925, 38.860158 ], [ -77.035944, 38.860174 ], [ -77.035963, 38.860194 ], [ -77.035984, 38.860215 ], [ -77.03601, 38.860237 ], [ -77.036035, 38.860263 ], [ -77.036061, 38.860287 ], [ -77.036087, 38.860308 ], [ -77.036114, 38.86033 ], [ -77.036145, 38.860354 ], [ -77.036175, 38.860377 ], [ -77.036205, 38.860396 ], [ -77.036233, 38.860419 ], [ -77.036261, 38.860442 ], [ -77.036291, 38.860465 ], [ -77.036321, 38.860489 ], [ -77.036338, 38.860502 ], [ -77.036368, 38.860525 ], [ -77.0364, 38.860548 ], [ -77.036431, 38.860572 ], [ -77.036465, 38.860594 ], [ -77.036496, 38.860615 ], [ -77.036525, 38.860637 ], [ -77.036556, 38.860659 ], [ -77.036588, 38.860683 ], [ -77.036617, 38.860706 ], [ -77.036647, 38.860727 ], [ -77.036663, 38.860741 ], [ -77.036691, 38.860768 ], [ -77.036721, 38.860793 ], [ -77.036749, 38.860819 ], [ -77.036774, 38.860847 ], [ -77.036795, 38.860876 ], [ -77.036815, 38.860905 ], [ -77.036829, 38.860935 ], [ -77.03684, 38.86096 ], [ -77.036843, 38.860986 ], [ -77.036844, 38.861009 ], [ -77.03683, 38.861025 ], [ -77.036806, 38.861039 ], [ -77.036785, 38.861052 ], [ -77.036779, 38.861074 ], [ -77.036785, 38.861097 ], [ -77.036805, 38.861111 ], [ -77.036833, 38.861122 ], [ -77.036864, 38.861135 ], [ -77.036898, 38.861143 ], [ -77.036937, 38.861149 ], [ -77.036974, 38.861155 ], [ -77.037013, 38.861158 ], [ -77.037057, 38.861159 ], [ -77.037098, 38.861159 ], [ -77.037139, 38.861157 ], [ -77.037181, 38.861155 ], [ -77.037221, 38.861155 ], [ -77.037259, 38.861152 ], [ -77.037301, 38.861148 ], [ -77.037336, 38.861146 ], [ -77.037372, 38.861147 ], [ -77.037403, 38.861152 ], [ -77.03743, 38.86116 ], [ -77.03746, 38.861169 ], [ -77.037486, 38.861181 ], [ -77.037513, 38.861201 ], [ -77.037543, 38.861223 ], [ -77.037564, 38.861241 ], [ -77.037585, 38.861265 ], [ -77.037604, 38.861294 ], [ -77.03762, 38.861318 ], [ -77.037631, 38.861337 ], [ -77.037633, 38.861361 ], [ -77.037633, 38.861384 ], [ -77.037635, 38.86141 ], [ -77.037638, 38.861435 ], [ -77.037647, 38.861463 ], [ -77.037659, 38.86149 ], [ -77.037671, 38.861524 ], [ -77.037683, 38.861555 ], [ -77.037695, 38.86158 ], [ -77.037698, 38.8616 ], [ -77.037688, 38.861617 ], [ -77.037679, 38.86164 ], [ -77.037689, 38.861663 ], [ -77.037715, 38.86167 ], [ -77.037732, 38.861691 ], [ -77.037742, 38.861722 ], [ -77.037748, 38.861741 ], [ -77.037754, 38.861759 ], [ -77.037766, 38.861794 ], [ -77.037772, 38.861812 ], [ -77.037777, 38.861831 ], [ -77.037782, 38.861849 ], [ -77.037792, 38.861882 ], [ -77.037803, 38.861916 ], [ -77.037811, 38.861948 ], [ -77.037818, 38.861981 ], [ -77.037823, 38.862 ], [ -77.037826, 38.862018 ], [ -77.037832, 38.862049 ], [ -77.03784, 38.862083 ], [ -77.037848, 38.862116 ], [ -77.037854, 38.862148 ], [ -77.037858, 38.862166 ], [ -77.037861, 38.862184 ], [ -77.037866, 38.862217 ], [ -77.03787, 38.862252 ], [ -77.037873, 38.862271 ], [ -77.037876, 38.862289 ], [ -77.037878, 38.862307 ], [ -77.037883, 38.862342 ], [ -77.037885, 38.86236 ], [ -77.037889, 38.862392 ], [ -77.037893, 38.862427 ], [ -77.037896, 38.862447 ], [ -77.037899, 38.862465 ], [ -77.037903, 38.862497 ], [ -77.037906, 38.862515 ], [ -77.037908, 38.862535 ], [ -77.037915, 38.862568 ], [ -77.03792, 38.862603 ], [ -77.037928, 38.862637 ], [ -77.037935, 38.862667 ], [ -77.037944, 38.862702 ], [ -77.037952, 38.862734 ], [ -77.03796, 38.862763 ], [ -77.037964, 38.862798 ], [ -77.037964, 38.862828 ], [ -77.037967, 38.862857 ], [ -77.037971, 38.86289 ], [ -77.037976, 38.86292 ], [ -77.037982, 38.862949 ], [ -77.037991, 38.86298 ], [ -77.037996, 38.863007 ], [ -77.038, 38.863035 ], [ -77.038004, 38.86307 ], [ -77.038003, 38.863098 ], [ -77.038, 38.863127 ], [ -77.037998, 38.863159 ], [ -77.038001, 38.863187 ], [ -77.038008, 38.863214 ], [ -77.038021, 38.863239 ], [ -77.03804, 38.863257 ], [ -77.03806, 38.863275 ], [ -77.038082, 38.863293 ], [ -77.038109, 38.863302 ], [ -77.038131, 38.86331 ], [ -77.038147, 38.863329 ], [ -77.038164, 38.863342 ], [ -77.038183, 38.863354 ], [ -77.038207, 38.863362 ], [ -77.038236, 38.863368 ], [ -77.038271, 38.863372 ], [ -77.038307, 38.863375 ], [ -77.038342, 38.863375 ], [ -77.03838, 38.863371 ], [ -77.03842, 38.863368 ], [ -77.038458, 38.863364 ], [ -77.038489, 38.863359 ], [ -77.03852, 38.863355 ], [ -77.038555, 38.863351 ], [ -77.038584, 38.863349 ], [ -77.038613, 38.863355 ], [ -77.038639, 38.863356 ], [ -77.038672, 38.863353 ], [ -77.038701, 38.86335 ], [ -77.038736, 38.863345 ], [ -77.038766, 38.863339 ], [ -77.038804, 38.863338 ], [ -77.038847, 38.863338 ], [ -77.038871, 38.863337 ], [ -77.038916, 38.863337 ], [ -77.038954, 38.863338 ], [ -77.038984, 38.863335 ], [ -77.039029, 38.863333 ], [ -77.039076, 38.863331 ], [ -77.039106, 38.863331 ], [ -77.039138, 38.863329 ], [ -77.039166, 38.863329 ], [ -77.039191, 38.863328 ], [ -77.039223, 38.863326 ], [ -77.039258, 38.863324 ], [ -77.039285, 38.863323 ], [ -77.039311, 38.86332 ], [ -77.039344, 38.863318 ], [ -77.039377, 38.863316 ], [ -77.039403, 38.863314 ], [ -77.039429, 38.863313 ], [ -77.039462, 38.863311 ], [ -77.03949, 38.863309 ], [ -77.03953, 38.863305 ], [ -77.039572, 38.863293 ], [ -77.039594, 38.863287 ], [ -77.039631, 38.863274 ], [ -77.039667, 38.863263 ], [ -77.039704, 38.863252 ], [ -77.039738, 38.863241 ], [ -77.039767, 38.863229 ], [ -77.039792, 38.863219 ], [ -77.039805, 38.8632 ], [ -77.039809, 38.863169 ], [ -77.039809, 38.863136 ], [ -77.039809, 38.863102 ], [ -77.039808, 38.863084 ], [ -77.039809, 38.863057 ], [ -77.039808, 38.863034 ], [ -77.03981, 38.862997 ], [ -77.039812, 38.862976 ], [ -77.039812, 38.862956 ], [ -77.039813, 38.862936 ], [ -77.039814, 38.862915 ], [ -77.039815, 38.862892 ], [ -77.039816, 38.862872 ], [ -77.039816, 38.862854 ], [ -77.039816, 38.86282 ], [ -77.039819, 38.862795 ], [ -77.039821, 38.862777 ], [ -77.039828, 38.862747 ], [ -77.039842, 38.862716 ], [ -77.039858, 38.86269 ], [ -77.039882, 38.862662 ], [ -77.03991, 38.862635 ], [ -77.039934, 38.862608 ], [ -77.039962, 38.862585 ], [ -77.039979, 38.862572 ], [ -77.039995, 38.862559 ], [ -77.040027, 38.862535 ], [ -77.04006, 38.862513 ], [ -77.040093, 38.862496 ], [ -77.040118, 38.862476 ], [ -77.04014, 38.862456 ], [ -77.040167, 38.862437 ], [ -77.0402, 38.86242 ], [ -77.040231, 38.862406 ], [ -77.040259, 38.862397 ], [ -77.040288, 38.862388 ], [ -77.040312, 38.862378 ], [ -77.040335, 38.862375 ], [ -77.04037, 38.862375 ], [ -77.040402, 38.862385 ], [ -77.040441, 38.862401 ], [ -77.040478, 38.862421 ], [ -77.040498, 38.862431 ], [ -77.040538, 38.862448 ], [ -77.040559, 38.862458 ], [ -77.040581, 38.862467 ], [ -77.040602, 38.862476 ], [ -77.040624, 38.862486 ], [ -77.040645, 38.862496 ], [ -77.040665, 38.862507 ], [ -77.040686, 38.862517 ], [ -77.040723, 38.862537 ], [ -77.040743, 38.862547 ], [ -77.040764, 38.862559 ], [ -77.040786, 38.862571 ], [ -77.040806, 38.862584 ], [ -77.04084, 38.862606 ], [ -77.040876, 38.862625 ], [ -77.04091, 38.862649 ], [ -77.040925, 38.862663 ], [ -77.040952, 38.862687 ], [ -77.040977, 38.862708 ], [ -77.041006, 38.862732 ], [ -77.041036, 38.862753 ], [ -77.041058, 38.862771 ], [ -77.041078, 38.862788 ], [ -77.041108, 38.862811 ], [ -77.041138, 38.86283 ], [ -77.041164, 38.862844 ], [ -77.041194, 38.862854 ], [ -77.04122, 38.862861 ], [ -77.041245, 38.862872 ], [ -77.041265, 38.862889 ], [ -77.041282, 38.862906 ], [ -77.041303, 38.86293 ], [ -77.041324, 38.862952 ], [ -77.04134, 38.862966 ], [ -77.041425, 38.863028 ], [ -77.041453, 38.863051 ], [ -77.041469, 38.863066 ], [ -77.041487, 38.863079 ], [ -77.041504, 38.863092 ], [ -77.041521, 38.863105 ], [ -77.041537, 38.863118 ], [ -77.041567, 38.863144 ], [ -77.041598, 38.863166 ], [ -77.041631, 38.863187 ], [ -77.041665, 38.863207 ], [ -77.041684, 38.863218 ], [ -77.041725, 38.863236 ], [ -77.041766, 38.86325 ], [ -77.041801, 38.863266 ], [ -77.04184, 38.863282 ], [ -77.041879, 38.863292 ], [ -77.04192, 38.863302 ], [ -77.04196, 38.863312 ], [ -77.041995, 38.863323 ], [ -77.042029, 38.86334 ], [ -77.042063, 38.863357 ], [ -77.042098, 38.86337 ], [ -77.042131, 38.86338 ], [ -77.042162, 38.863394 ], [ -77.042195, 38.863408 ], [ -77.042231, 38.863417 ], [ -77.042268, 38.863428 ], [ -77.042306, 38.863439 ], [ -77.042346, 38.863446 ], [ -77.042391, 38.863452 ], [ -77.042431, 38.863457 ], [ -77.042468, 38.86346 ], [ -77.0425, 38.863457 ], [ -77.042522, 38.863446 ], [ -77.042543, 38.863433 ], [ -77.042564, 38.863418 ], [ -77.042578, 38.863399 ], [ -77.042588, 38.863378 ], [ -77.042595, 38.863358 ], [ -77.042605, 38.86334 ], [ -77.042658, 38.863307 ], [ -77.042763, 38.863372 ], [ -77.042736, 38.863425 ], [ -77.042719, 38.863438 ], [ -77.042701, 38.863465 ], [ -77.042675, 38.863485 ], [ -77.042648, 38.863504 ], [ -77.042633, 38.863524 ], [ -77.042634, 38.863547 ], [ -77.04265, 38.86356 ], [ -77.042452, 38.863945 ], [ -77.042529, 38.863701 ], [ -77.042505, 38.863684 ], [ -77.042475, 38.863683 ], [ -77.042434, 38.863686 ], [ -77.042395, 38.863689 ], [ -77.042364, 38.863698 ], [ -77.042336, 38.863711 ], [ -77.042306, 38.86372 ], [ -77.042274, 38.863724 ], [ -77.04224, 38.863727 ], [ -77.042217, 38.863741 ], [ -77.042184, 38.863754 ], [ -77.042136, 38.863761 ], [ -77.042112, 38.86376 ], [ -77.042069, 38.863753 ], [ -77.04203, 38.863745 ], [ -77.041993, 38.863736 ], [ -77.041962, 38.863726 ], [ -77.041933, 38.863712 ], [ -77.0419, 38.8637 ], [ -77.041863, 38.863698 ], [ -77.041828, 38.863687 ], [ -77.041802, 38.863682 ], [ -77.041775, 38.863677 ], [ -77.041747, 38.863674 ], [ -77.041719, 38.863672 ], [ -77.041693, 38.863669 ], [ -77.041669, 38.863667 ], [ -77.041627, 38.863669 ], [ -77.041588, 38.863673 ], [ -77.041548, 38.863678 ], [ -77.041507, 38.863675 ], [ -77.041462, 38.863675 ], [ -77.04142, 38.86368 ], [ -77.041385, 38.863687 ], [ -77.041351, 38.863689 ], [ -77.041319, 38.863682 ], [ -77.041296, 38.863691 ], [ -77.041287, 38.863708 ], [ -77.041225, 38.863736 ], [ -77.041196, 38.863735 ], [ -77.041165, 38.863736 ], [ -77.041135, 38.863735 ], [ -77.041099, 38.863735 ], [ -77.041067, 38.863736 ], [ -77.041031, 38.863736 ], [ -77.040994, 38.863736 ], [ -77.040974, 38.863675 ], [ -77.040932, 38.86365 ], [ -77.040896, 38.863655 ], [ -77.040863, 38.863664 ], [ -77.040828, 38.863662 ], [ -77.040787, 38.86366 ], [ -77.040761, 38.863664 ], [ -77.040733, 38.863668 ], [ -77.040704, 38.863672 ], [ -77.040675, 38.863677 ], [ -77.040646, 38.86368 ], [ -77.040617, 38.863683 ], [ -77.040589, 38.863686 ], [ -77.040561, 38.863688 ], [ -77.040533, 38.86369 ], [ -77.040505, 38.863691 ], [ -77.040477, 38.863692 ], [ -77.040447, 38.863694 ], [ -77.040416, 38.863696 ], [ -77.040386, 38.863701 ], [ -77.040357, 38.863705 ], [ -77.040331, 38.863709 ], [ -77.040236, 38.863726 ], [ -77.040214, 38.863732 ], [ -77.040178, 38.86375 ], [ -77.040137, 38.863762 ], [ -77.040112, 38.863766 ], [ -77.040086, 38.863771 ], [ -77.040062, 38.863775 ], [ -77.040038, 38.86378 ], [ -77.03997, 38.863793 ], [ -77.039929, 38.863802 ], [ -77.039889, 38.86381 ], [ -77.039852, 38.863819 ], [ -77.039812, 38.863829 ], [ -77.039773, 38.863841 ], [ -77.039743, 38.86385 ], [ -77.039686, 38.863869 ], [ -77.039644, 38.863872 ], [ -77.039619, 38.863871 ], [ -77.039573, 38.863872 ], [ -77.039549, 38.863874 ], [ -77.039505, 38.863882 ], [ -77.039465, 38.86389 ], [ -77.039421, 38.863889 ], [ -77.039394, 38.863887 ], [ -77.03937, 38.863888 ], [ -77.039345, 38.86389 ], [ -77.03932, 38.863893 ], [ -77.039294, 38.863895 ], [ -77.03927, 38.863897 ], [ -77.039247, 38.863899 ], [ -77.039219, 38.863902 ], [ -77.039193, 38.863904 ], [ -77.039164, 38.863906 ], [ -77.039139, 38.863908 ], [ -77.039114, 38.86391 ], [ -77.039089, 38.863912 ], [ -77.039065, 38.863911 ], [ -77.03904, 38.863912 ], [ -77.038969, 38.863916 ], [ -77.038926, 38.863919 ], [ -77.038884, 38.863924 ], [ -77.038839, 38.863935 ], [ -77.038816, 38.863938 ], [ -77.038793, 38.863941 ], [ -77.03877, 38.863944 ], [ -77.038746, 38.863947 ], [ -77.03872, 38.863951 ], [ -77.038698, 38.863957 ], [ -77.038676, 38.863964 ], [ -77.038654, 38.86397 ], [ -77.038616, 38.863985 ], [ -77.038581, 38.864 ], [ -77.038539, 38.864 ], [ -77.038497, 38.863994 ], [ -77.038455, 38.863997 ], [ -77.038412, 38.864007 ], [ -77.038368, 38.864012 ], [ -77.038321, 38.864013 ], [ -77.038274, 38.864021 ], [ -77.038252, 38.864028 ], [ -77.03821, 38.864047 ], [ -77.03819, 38.864057 ], [ -77.03817, 38.864067 ], [ -77.03813, 38.864087 ], [ -77.03811, 38.864099 ], [ -77.038094, 38.864112 ], [ -77.038071, 38.864138 ], [ -77.038043, 38.864163 ], [ -77.038026, 38.864177 ], [ -77.038009, 38.864191 ], [ -77.037991, 38.864205 ], [ -77.037962, 38.864235 ], [ -77.037947, 38.864251 ], [ -77.037935, 38.864267 ], [ -77.037924, 38.864284 ], [ -77.037915, 38.864303 ], [ -77.037906, 38.864322 ], [ -77.037897, 38.864339 ], [ -77.03789, 38.864357 ], [ -77.037884, 38.864375 ], [ -77.037879, 38.864395 ], [ -77.037872, 38.864413 ], [ -77.03786, 38.864447 ], [ -77.037845, 38.86448 ], [ -77.037832, 38.864512 ], [ -77.037821, 38.864544 ], [ -77.037812, 38.864561 ], [ -77.037803, 38.864579 ], [ -77.037796, 38.864597 ], [ -77.037788, 38.864614 ], [ -77.037776, 38.864644 ], [ -77.037763, 38.864687 ], [ -77.037755, 38.864718 ], [ -77.037746, 38.864749 ], [ -77.037739, 38.864781 ], [ -77.037735, 38.864828 ], [ -77.037734, 38.86485 ], [ -77.037734, 38.864872 ], [ -77.037733, 38.864895 ], [ -77.037735, 38.864919 ], [ -77.037738, 38.864944 ], [ -77.037742, 38.864965 ], [ -77.037738, 38.865023 ], [ -77.037734, 38.865045 ], [ -77.037734, 38.865066 ], [ -77.037735, 38.865087 ], [ -77.037735, 38.865106 ], [ -77.037737, 38.865147 ], [ -77.03774, 38.865184 ], [ -77.037744, 38.865221 ], [ -77.037748, 38.865257 ], [ -77.037753, 38.865294 ], [ -77.037758, 38.865331 ], [ -77.037764, 38.865368 ], [ -77.037768, 38.865396 ], [ -77.037772, 38.865423 ], [ -77.037777, 38.86545 ], [ -77.03778, 38.865477 ], [ -77.037783, 38.865504 ], [ -77.037785, 38.865538 ], [ -77.037785, 38.865567 ], [ -77.037786, 38.865596 ], [ -77.037797, 38.865651 ], [ -77.037811, 38.865676 ], [ -77.03783, 38.865708 ], [ -77.037837, 38.865737 ], [ -77.037838, 38.865767 ], [ -77.037837, 38.865797 ], [ -77.037837, 38.865828 ], [ -77.037841, 38.865858 ], [ -77.037847, 38.865891 ], [ -77.037851, 38.86591 ], [ -77.037855, 38.865929 ], [ -77.037859, 38.865949 ], [ -77.037862, 38.865968 ], [ -77.037866, 38.865987 ], [ -77.037873, 38.86603 ], [ -77.037875, 38.866056 ], [ -77.037877, 38.866082 ], [ -77.037878, 38.866108 ], [ -77.037879, 38.866134 ], [ -77.037884, 38.866178 ], [ -77.03789, 38.866215 ], [ -77.037898, 38.866252 ], [ -77.037907, 38.866289 ], [ -77.037916, 38.866326 ], [ -77.037925, 38.866363 ], [ -77.037932, 38.8664 ], [ -77.037943, 38.866448 ], [ -77.037953, 38.86648 ], [ -77.037964, 38.866513 ], [ -77.037975, 38.866545 ], [ -77.037985, 38.866577 ], [ -77.037991, 38.86661 ], [ -77.037998, 38.866664 ], [ -77.038007, 38.866693 ], [ -77.038017, 38.866721 ], [ -77.038029, 38.866749 ], [ -77.038041, 38.866776 ], [ -77.038052, 38.866804 ], [ -77.038067, 38.866839 ], [ -77.038083, 38.866873 ], [ -77.0381, 38.866907 ], [ -77.038115, 38.866941 ], [ -77.038127, 38.866975 ], [ -77.038135, 38.86701 ], [ -77.03814, 38.867043 ], [ -77.038147, 38.867067 ], [ -77.038155, 38.867091 ], [ -77.038165, 38.867115 ], [ -77.038175, 38.867139 ], [ -77.038185, 38.867162 ], [ -77.038202, 38.867199 ], [ -77.038215, 38.867223 ], [ -77.038228, 38.867247 ], [ -77.038239, 38.867272 ], [ -77.038249, 38.867296 ], [ -77.038256, 38.867322 ], [ -77.038262, 38.867351 ], [ -77.038267, 38.867374 ], [ -77.038274, 38.867397 ], [ -77.038282, 38.867419 ], [ -77.038291, 38.867442 ], [ -77.038337, 38.867527 ], [ -77.038349, 38.867551 ], [ -77.038362, 38.867575 ], [ -77.038385, 38.867625 ], [ -77.038411, 38.867676 ], [ -77.038432, 38.86771 ], [ -77.038455, 38.867744 ], [ -77.038477, 38.867777 ], [ -77.038496, 38.867812 ], [ -77.03851, 38.867848 ], [ -77.038527, 38.867896 ], [ -77.038543, 38.867929 ], [ -77.038561, 38.867961 ], [ -77.038578, 38.867994 ], [ -77.038591, 38.868027 ], [ -77.038599, 38.868061 ], [ -77.038606, 38.868099 ], [ -77.038616, 38.868124 ], [ -77.038629, 38.868148 ], [ -77.038642, 38.868173 ], [ -77.038652, 38.868197 ], [ -77.038659, 38.868223 ], [ -77.038668, 38.868263 ], [ -77.038684, 38.868288 ], [ -77.038702, 38.868313 ], [ -77.03872, 38.868338 ], [ -77.038735, 38.868364 ], [ -77.038742, 38.868391 ], [ -77.03875, 38.86843 ], [ -77.038765, 38.868461 ], [ -77.038785, 38.868491 ], [ -77.038808, 38.868521 ], [ -77.03883, 38.868551 ], [ -77.03885, 38.868582 ], [ -77.038873, 38.86862 ], [ -77.038897, 38.868659 ], [ -77.03892, 38.868697 ], [ -77.038943, 38.868736 ], [ -77.038964, 38.868775 ], [ -77.038984, 38.868815 ], [ -77.039008, 38.868868 ], [ -77.039025, 38.868904 ], [ -77.039044, 38.86894 ], [ -77.039062, 38.868975 ], [ -77.039081, 38.869011 ], [ -77.0391, 38.869046 ], [ -77.039114, 38.869071 ], [ -77.03913, 38.869096 ], [ -77.039145, 38.869121 ], [ -77.039159, 38.869146 ], [ -77.039172, 38.869172 ], [ -77.039183, 38.869198 ], [ -77.039195, 38.869231 ], [ -77.039206, 38.869253 ], [ -77.039217, 38.869275 ], [ -77.039228, 38.869297 ], [ -77.03924, 38.869319 ], [ -77.039251, 38.86934 ], [ -77.039314, 38.869462 ], [ -77.03933, 38.869488 ], [ -77.039376, 38.869571 ], [ -77.039391, 38.869595 ], [ -77.039407, 38.869617 ], [ -77.039423, 38.869638 ], [ -77.039436, 38.86966 ], [ -77.03944, 38.869679 ], [ -77.039464, 38.869732 ], [ -77.039481, 38.869754 ], [ -77.039496, 38.869776 ], [ -77.039508, 38.869797 ], [ -77.039518, 38.869816 ], [ -77.039527, 38.869836 ], [ -77.039538, 38.869857 ], [ -77.03955, 38.869878 ], [ -77.039562, 38.8699 ], [ -77.039574, 38.86992 ], [ -77.039587, 38.869937 ], [ -77.039603, 38.869954 ], [ -77.03962, 38.869973 ], [ -77.039636, 38.869993 ], [ -77.039652, 38.870015 ], [ -77.039665, 38.870036 ], [ -77.039677, 38.870054 ], [ -77.03969, 38.870072 ], [ -77.039703, 38.870089 ], [ -77.039715, 38.870107 ], [ -77.039728, 38.870127 ], [ -77.039744, 38.870147 ], [ -77.039759, 38.870168 ], [ -77.039774, 38.87019 ], [ -77.039839, 38.870315 ], [ -77.039853, 38.870334 ], [ -77.039865, 38.870356 ], [ -77.039878, 38.870384 ], [ -77.039889, 38.870411 ], [ -77.039901, 38.870437 ], [ -77.039918, 38.870461 ], [ -77.039933, 38.870488 ], [ -77.03995, 38.870516 ], [ -77.039971, 38.87054 ], [ -77.039991, 38.870561 ], [ -77.04001, 38.870581 ], [ -77.04003, 38.870602 ], [ -77.040051, 38.870627 ], [ -77.040068, 38.870654 ], [ -77.040081, 38.870676 ], [ -77.040096, 38.870701 ], [ -77.040105, 38.870721 ], [ -77.04012, 38.870744 ], [ -77.040135, 38.87077 ], [ -77.040153, 38.870797 ], [ -77.040171, 38.870824 ], [ -77.040188, 38.870852 ], [ -77.040207, 38.87088 ], [ -77.040227, 38.870908 ], [ -77.040251, 38.870929 ], [ -77.040274, 38.870948 ], [ -77.040296, 38.870967 ], [ -77.04032, 38.870984 ], [ -77.040344, 38.871004 ], [ -77.040364, 38.871028 ], [ -77.040379, 38.871056 ], [ -77.040396, 38.871082 ], [ -77.040412, 38.871107 ], [ -77.040429, 38.871133 ], [ -77.040445, 38.871162 ], [ -77.040466, 38.87119 ], [ -77.040487, 38.871215 ], [ -77.040507, 38.87124 ], [ -77.040531, 38.871263 ], [ -77.04056, 38.871285 ], [ -77.040587, 38.871307 ], [ -77.040607, 38.871331 ], [ -77.040625, 38.871359 ], [ -77.040643, 38.871387 ], [ -77.040663, 38.871414 ], [ -77.040684, 38.871441 ], [ -77.040706, 38.871464 ], [ -77.040729, 38.871487 ], [ -77.040752, 38.871511 ], [ -77.040778, 38.871534 ], [ -77.040805, 38.871556 ], [ -77.040835, 38.871577 ], [ -77.040866, 38.871599 ], [ -77.040893, 38.871622 ], [ -77.040914, 38.871646 ], [ -77.040934, 38.87167 ], [ -77.040959, 38.871691 ], [ -77.040978, 38.871707 ], [ -77.041011, 38.871745 ], [ -77.04104, 38.871779 ], [ -77.041063, 38.871808 ], [ -77.041103, 38.871852 ], [ -77.041181, 38.871944 ], [ -77.041254, 38.872032 ], [ -77.04129, 38.872073 ], [ -77.04133, 38.872119 ], [ -77.041406, 38.872209 ], [ -77.041429, 38.872235 ], [ -77.041442, 38.87225 ], [ -77.041474, 38.872287 ], [ -77.041525, 38.872346 ], [ -77.041563, 38.872391 ], [ -77.0416, 38.872434 ], [ -77.041637, 38.872477 ], [ -77.041672, 38.872533 ], [ -77.04171, 38.872572 ], [ -77.041762, 38.872609 ], [ -77.041819, 38.872644 ], [ -77.041877, 38.872678 ], [ -77.041929, 38.872715 ], [ -77.041981, 38.872749 ], [ -77.042039, 38.872783 ], [ -77.042096, 38.872817 ], [ -77.042147, 38.872851 ], [ -77.042167, 38.872872 ], [ -77.042186, 38.872891 ], [ -77.042205, 38.872938 ], [ -77.042212, 38.872957 ], [ -77.042282, 38.873051 ], [ -77.042335, 38.873118 ], [ -77.042391, 38.873174 ], [ -77.042487, 38.873253 ], [ -77.042575, 38.873329 ], [ -77.042655, 38.873408 ], [ -77.04269, 38.873444 ], [ -77.042728, 38.873481 ], [ -77.042763, 38.873517 ], [ -77.0428, 38.873554 ], [ -77.042834, 38.873593 ], [ -77.042864, 38.87363 ], [ -77.042915, 38.873684 ], [ -77.042965, 38.87374 ], [ -77.043014, 38.873794 ], [ -77.043065, 38.873844 ], [ -77.043117, 38.873897 ], [ -77.043168, 38.873947 ], [ -77.043274, 38.874053 ], [ -77.043334, 38.87411 ], [ -77.043394, 38.874159 ], [ -77.043502, 38.874237 ], [ -77.043796, 38.874269 ], [ -77.043867, 38.874277 ], [ -77.043935, 38.874322 ], [ -77.04399, 38.874362 ], [ -77.04405, 38.874406 ], [ -77.044108, 38.874451 ], [ -77.044136, 38.874472 ], [ -77.044168, 38.874495 ], [ -77.044227, 38.874539 ], [ -77.044287, 38.874583 ], [ -77.044348, 38.874626 ], [ -77.044403, 38.874665 ], [ -77.04446, 38.874705 ], [ -77.044515, 38.874744 ], [ -77.044571, 38.874783 ], [ -77.044629, 38.874821 ], [ -77.044685, 38.874861 ], [ -77.044722, 38.874888 ], [ -77.044761, 38.874914 ], [ -77.044798, 38.87494 ], [ -77.044835, 38.874966 ], [ -77.044872, 38.874994 ], [ -77.04491, 38.87502 ], [ -77.044959, 38.875059 ], [ -77.045007, 38.875098 ], [ -77.045056, 38.875136 ], [ -77.045104, 38.875176 ], [ -77.045152, 38.875215 ], [ -77.045201, 38.875253 ], [ -77.045235, 38.875277 ], [ -77.04527, 38.875301 ], [ -77.045305, 38.875324 ], [ -77.045339, 38.875348 ], [ -77.045374, 38.875372 ], [ -77.045404, 38.8754 ], [ -77.04542, 38.875415 ], [ -77.045439, 38.875431 ], [ -77.045474, 38.875454 ], [ -77.045511, 38.875474 ], [ -77.045552, 38.875496 ], [ -77.045575, 38.875505 ], [ -77.045599, 38.875515 ], [ -77.045623, 38.875524 ], [ -77.045644, 38.875537 ], [ -77.045663, 38.87555 ], [ -77.045691, 38.87557 ], [ -77.045734, 38.875582 ], [ -77.045759, 38.875586 ], [ -77.045782, 38.87559 ], [ -77.045807, 38.875596 ], [ -77.045837, 38.875607 ], [ -77.045869, 38.875613 ], [ -77.045901, 38.875616 ], [ -77.045927, 38.875616 ], [ -77.045969, 38.875616 ], [ -77.046005, 38.875617 ], [ -77.046042, 38.875617 ], [ -77.046082, 38.875614 ], [ -77.046123, 38.87561 ], [ -77.046163, 38.875605 ], [ -77.046201, 38.8756 ], [ -77.046239, 38.875594 ], [ -77.046276, 38.875587 ], [ -77.046299, 38.87558 ], [ -77.04633, 38.875567 ], [ -77.046356, 38.875556 ], [ -77.046381, 38.875547 ], [ -77.046403, 38.875539 ], [ -77.046434, 38.875527 ], [ -77.046458, 38.875514 ], [ -77.046481, 38.875501 ], [ -77.046503, 38.87549 ], [ -77.046536, 38.875475 ], [ -77.046565, 38.875461 ], [ -77.046594, 38.875447 ], [ -77.046626, 38.875432 ], [ -77.046662, 38.875415 ], [ -77.046697, 38.875398 ], [ -77.046743, 38.875377 ], [ -77.046771, 38.875365 ], [ -77.046801, 38.875352 ], [ -77.046829, 38.875339 ], [ -77.046917, 38.875284 ], [ -77.047, 38.875231 ], [ -77.047057, 38.875176 ], [ -77.047073, 38.875157 ], [ -77.047105, 38.875134 ], [ -77.047135, 38.875109 ], [ -77.047148, 38.875093 ], [ -77.047159, 38.875073 ], [ -77.047171, 38.875053 ], [ -77.047197, 38.875019 ], [ -77.047208, 38.874999 ], [ -77.047214, 38.87498 ], [ -77.047219, 38.874958 ], [ -77.047224, 38.874922 ], [ -77.047224, 38.874899 ], [ -77.047223, 38.874876 ], [ -77.047219, 38.874857 ], [ -77.047213, 38.874836 ], [ -77.047198, 38.874799 ], [ -77.047189, 38.874778 ], [ -77.047181, 38.874758 ], [ -77.047172, 38.874736 ], [ -77.047163, 38.874719 ], [ -77.047157, 38.8747 ], [ -77.047151, 38.874683 ], [ -77.047143, 38.874661 ], [ -77.047133, 38.874642 ], [ -77.04712, 38.874618 ], [ -77.047076, 38.874557 ], [ -77.047062, 38.874542 ], [ -77.047049, 38.874527 ], [ -77.047027, 38.87451 ], [ -77.046989, 38.874485 ], [ -77.046972, 38.874472 ], [ -77.046953, 38.87446 ], [ -77.046935, 38.874445 ], [ -77.046917, 38.874428 ], [ -77.046903, 38.874411 ], [ -77.046888, 38.874394 ], [ -77.046874, 38.874378 ], [ -77.04686, 38.874363 ], [ -77.046846, 38.874348 ], [ -77.046829, 38.874329 ], [ -77.046811, 38.874311 ], [ -77.046794, 38.874295 ], [ -77.046777, 38.874278 ], [ -77.04676, 38.874262 ], [ -77.046742, 38.874244 ], [ -77.046726, 38.874227 ], [ -77.04671, 38.874212 ], [ -77.046691, 38.874195 ], [ -77.046674, 38.87418 ], [ -77.046641, 38.874141 ], [ -77.046626, 38.874123 ], [ -77.046611, 38.874105 ], [ -77.046594, 38.874088 ], [ -77.046579, 38.874072 ], [ -77.046565, 38.874057 ], [ -77.046549, 38.874042 ], [ -77.046479, 38.874027 ], [ -77.046455, 38.874023 ], [ -77.046431, 38.874016 ], [ -77.04641, 38.874004 ], [ -77.0464, 38.873986 ], [ -77.046394, 38.873966 ], [ -77.046392, 38.873945 ], [ -77.046391, 38.873924 ], [ -77.046389, 38.873903 ], [ -77.046387, 38.873878 ], [ -77.046386, 38.873857 ], [ -77.046383, 38.873819 ], [ -77.046381, 38.873796 ], [ -77.04638, 38.873731 ], [ -77.046383, 38.873712 ], [ -77.046385, 38.873694 ], [ -77.046387, 38.873672 ], [ -77.04639, 38.873653 ], [ -77.046395, 38.873634 ], [ -77.0464, 38.873615 ], [ -77.046408, 38.873593 ], [ -77.046417, 38.873571 ], [ -77.046425, 38.87355 ], [ -77.046432, 38.873531 ], [ -77.04644, 38.873509 ], [ -77.046448, 38.873492 ], [ -77.046457, 38.873471 ], [ -77.046484, 38.873409 ], [ -77.046492, 38.87339 ], [ -77.046503, 38.873369 ], [ -77.046511, 38.87335 ], [ -77.046517, 38.873331 ], [ -77.046523, 38.873308 ], [ -77.046528, 38.873288 ], [ -77.046531, 38.873269 ], [ -77.046535, 38.87325 ], [ -77.04654, 38.873232 ], [ -77.046544, 38.873213 ], [ -77.046546, 38.873195 ], [ -77.046547, 38.873177 ], [ -77.046547, 38.873156 ], [ -77.046544, 38.873088 ], [ -77.046542, 38.873067 ], [ -77.04654, 38.873046 ], [ -77.046536, 38.873028 ], [ -77.046532, 38.87301 ], [ -77.046525, 38.872986 ], [ -77.046517, 38.872963 ], [ -77.04651, 38.872945 ], [ -77.046502, 38.872927 ], [ -77.046492, 38.872909 ], [ -77.046482, 38.872892 ], [ -77.04647, 38.872871 ], [ -77.046457, 38.872851 ], [ -77.046446, 38.872834 ], [ -77.046436, 38.872816 ], [ -77.046426, 38.872795 ], [ -77.046418, 38.872776 ], [ -77.046409, 38.872756 ], [ -77.046401, 38.872735 ], [ -77.046393, 38.872718 ], [ -77.04637, 38.872681 ], [ -77.046359, 38.872665 ], [ -77.046346, 38.872646 ], [ -77.046334, 38.872625 ], [ -77.046322, 38.872606 ], [ -77.04631, 38.872585 ], [ -77.046299, 38.872564 ], [ -77.046288, 38.872546 ], [ -77.046277, 38.872527 ], [ -77.046266, 38.87251 ], [ -77.046256, 38.872492 ], [ -77.046247, 38.872473 ], [ -77.04624, 38.872455 ], [ -77.046249, 38.87236 ], [ -77.046262, 38.872341 ], [ -77.046276, 38.872321 ], [ -77.046288, 38.872305 ], [ -77.0463, 38.872289 ], [ -77.046314, 38.872271 ], [ -77.046329, 38.872252 ], [ -77.046342, 38.872236 ], [ -77.046358, 38.872217 ], [ -77.046371, 38.872201 ], [ -77.046386, 38.872184 ], [ -77.046401, 38.872167 ], [ -77.046417, 38.872152 ], [ -77.046436, 38.872137 ], [ -77.046457, 38.872121 ], [ -77.046476, 38.872103 ], [ -77.04649, 38.872088 ], [ -77.046502, 38.872073 ], [ -77.046517, 38.872057 ], [ -77.046535, 38.872041 ], [ -77.046552, 38.872027 ], [ -77.046573, 38.872012 ], [ -77.046592, 38.871999 ], [ -77.046616, 38.871985 ], [ -77.046655, 38.871955 ], [ -77.046716, 38.87191 ], [ -77.046752, 38.871886 ], [ -77.046807, 38.871854 ], [ -77.046828, 38.871845 ], [ -77.046852, 38.871837 ], [ -77.046878, 38.87183 ], [ -77.046904, 38.871824 ], [ -77.046926, 38.871819 ], [ -77.046948, 38.871812 ], [ -77.046973, 38.871805 ], [ -77.046999, 38.871798 ], [ -77.047026, 38.871793 ], [ -77.04705, 38.871791 ], [ -77.047076, 38.871789 ], [ -77.047104, 38.871785 ], [ -77.047131, 38.87178 ], [ -77.047155, 38.871774 ], [ -77.047181, 38.871769 ], [ -77.047211, 38.871763 ], [ -77.047242, 38.871757 ], [ -77.04727, 38.871752 ], [ -77.04736, 38.871736 ], [ -77.047389, 38.871733 ], [ -77.047416, 38.87173 ], [ -77.047447, 38.871726 ], [ -77.04748, 38.871719 ], [ -77.047508, 38.871713 ], [ -77.047535, 38.871706 ], [ -77.047564, 38.871699 ], [ -77.047595, 38.871692 ], [ -77.047622, 38.871687 ], [ -77.047649, 38.871681 ], [ -77.047681, 38.871675 ], [ -77.047714, 38.871671 ], [ -77.04777, 38.871664 ], [ -77.047803, 38.87166 ], [ -77.047832, 38.871655 ], [ -77.047857, 38.871651 ], [ -77.047883, 38.871646 ], [ -77.047919, 38.871639 ], [ -77.047961, 38.871629 ], [ -77.047984, 38.871622 ], [ -77.048074, 38.871592 ], [ -77.048117, 38.871583 ], [ -77.048142, 38.871579 ], [ -77.048164, 38.871576 ], [ -77.048215, 38.871567 ], [ -77.048283, 38.871553 ], [ -77.048322, 38.871545 ], [ -77.048362, 38.871535 ], [ -77.048392, 38.871527 ], [ -77.048422, 38.871519 ], [ -77.048462, 38.871506 ], [ -77.048499, 38.871491 ], [ -77.048535, 38.871481 ], [ -77.048565, 38.871477 ], [ -77.048634, 38.871459 ], [ -77.04867, 38.871449 ], [ -77.048703, 38.871441 ], [ -77.048732, 38.871433 ], [ -77.048757, 38.871426 ], [ -77.048788, 38.871416 ], [ -77.048814, 38.871405 ], [ -77.048835, 38.871393 ], [ -77.048915, 38.871354 ], [ -77.048933, 38.87134 ], [ -77.048975, 38.871359 ], [ -77.049029, 38.871346 ], [ -77.049053, 38.87134 ], [ -77.049082, 38.871335 ], [ -77.04912, 38.871325 ], [ -77.049154, 38.871314 ], [ -77.049183, 38.871312 ], [ -77.049213, 38.871311 ], [ -77.049247, 38.87131 ], [ -77.049281, 38.871314 ], [ -77.049343, 38.871324 ], [ -77.049387, 38.871331 ], [ -77.049433, 38.871342 ], [ -77.049459, 38.871349 ], [ -77.049484, 38.871355 ], [ -77.049507, 38.871364 ], [ -77.049529, 38.871372 ], [ -77.049552, 38.871381 ], [ -77.049577, 38.871391 ], [ -77.049599, 38.8714 ], [ -77.04962, 38.87141 ], [ -77.049641, 38.87142 ], [ -77.049664, 38.871428 ], [ -77.049691, 38.871437 ], [ -77.049738, 38.871457 ], [ -77.049761, 38.871467 ], [ -77.049785, 38.871477 ], [ -77.049811, 38.871486 ], [ -77.049833, 38.871496 ], [ -77.049854, 38.871506 ], [ -77.049875, 38.871517 ], [ -77.049895, 38.871527 ], [ -77.049918, 38.871537 ], [ -77.049941, 38.871546 ], [ -77.049963, 38.871555 ], [ -77.049984, 38.871565 ], [ -77.050022, 38.871587 ], [ -77.050044, 38.871599 ], [ -77.050065, 38.871609 ], [ -77.050087, 38.871619 ], [ -77.050108, 38.871629 ], [ -77.05013, 38.871638 ], [ -77.050155, 38.871647 ], [ -77.050232, 38.871695 ], [ -77.050254, 38.871707 ], [ -77.050275, 38.871719 ], [ -77.050313, 38.871752 ], [ -77.050329, 38.871767 ], [ -77.050357, 38.871793 ], [ -77.050373, 38.871807 ], [ -77.050404, 38.871834 ], [ -77.050419, 38.871849 ], [ -77.050434, 38.871864 ], [ -77.050449, 38.871879 ], [ -77.050461, 38.871896 ], [ -77.050479, 38.871914 ], [ -77.050499, 38.871933 ], [ -77.050536, 38.871966 ], [ -77.050552, 38.871982 ], [ -77.050568, 38.872001 ], [ -77.050584, 38.872022 ], [ -77.050602, 38.872043 ], [ -77.050617, 38.87206 ], [ -77.050704, 38.872175 ], [ -77.050784, 38.872342 ], [ -77.050803, 38.872379 ], [ -77.051035, 38.872728 ], [ -77.05122, 38.873018 ], [ -77.051409, 38.873317 ], [ -77.051422, 38.873354 ], [ -77.051449, 38.873362 ], [ -77.05149, 38.87344 ], [ -77.051504, 38.873464 ], [ -77.051519, 38.873494 ], [ -77.051529, 38.873522 ], [ -77.051566, 38.873581 ], [ -77.051602, 38.873666 ], [ -77.051626, 38.873739 ], [ -77.051636, 38.873782 ], [ -77.051643, 38.873802 ], [ -77.051659, 38.873844 ], [ -77.051667, 38.873867 ], [ -77.051675, 38.873887 ], [ -77.051682, 38.873906 ], [ -77.051685, 38.873925 ], [ -77.051686, 38.873944 ], [ -77.051686, 38.873962 ], [ -77.051689, 38.873995 ], [ -77.051689, 38.874019 ], [ -77.051688, 38.874041 ], [ -77.051689, 38.874062 ], [ -77.051691, 38.874083 ], [ -77.051694, 38.874109 ], [ -77.051694, 38.874132 ], [ -77.051693, 38.874154 ], [ -77.051692, 38.874178 ], [ -77.051692, 38.874205 ], [ -77.051691, 38.874229 ], [ -77.051692, 38.874252 ], [ -77.051694, 38.874277 ], [ -77.051695, 38.874305 ], [ -77.051694, 38.874328 ], [ -77.051693, 38.874351 ], [ -77.051691, 38.874378 ], [ -77.051692, 38.874403 ], [ -77.051699, 38.874472 ], [ -77.0517, 38.874496 ], [ -77.051702, 38.874518 ], [ -77.051704, 38.87454 ], [ -77.051706, 38.874567 ], [ -77.051708, 38.87459 ], [ -77.051708, 38.874611 ], [ -77.051707, 38.874634 ], [ -77.051705, 38.87466 ], [ -77.051702, 38.874683 ], [ -77.0517, 38.874704 ], [ -77.051697, 38.874728 ], [ -77.051693, 38.874755 ], [ -77.05169, 38.874779 ], [ -77.051686, 38.874802 ], [ -77.051683, 38.874829 ], [ -77.051679, 38.874857 ], [ -77.051675, 38.874881 ], [ -77.051672, 38.874907 ], [ -77.051669, 38.874936 ], [ -77.051666, 38.874961 ], [ -77.051662, 38.874985 ], [ -77.051657, 38.875011 ], [ -77.051652, 38.875038 ], [ -77.051648, 38.875059 ], [ -77.051645, 38.875079 ], [ -77.051643, 38.875101 ], [ -77.051639, 38.875122 ], [ -77.051632, 38.875141 ], [ -77.051625, 38.875159 ], [ -77.051613, 38.875207 ], [ -77.05161, 38.875225 ], [ -77.051606, 38.875261 ], [ -77.051602, 38.87528 ], [ -77.051555, 38.875295 ], [ -77.051553, 38.875313 ], [ -77.051552, 38.875331 ], [ -77.05155, 38.87535 ], [ -77.051548, 38.87537 ], [ -77.051546, 38.875388 ], [ -77.051543, 38.875422 ], [ -77.051541, 38.875443 ], [ -77.051539, 38.875468 ], [ -77.051536, 38.875497 ], [ -77.051533, 38.875527 ], [ -77.051529, 38.875571 ], [ -77.051565, 38.875617 ], [ -77.051541, 38.87566 ], [ -77.051531, 38.875691 ], [ -77.051524, 38.875725 ], [ -77.051517, 38.87576 ], [ -77.051512, 38.875792 ], [ -77.051506, 38.875818 ], [ -77.051499, 38.875843 ], [ -77.051494, 38.875867 ], [ -77.051489, 38.875888 ], [ -77.051483, 38.875906 ], [ -77.051474, 38.875932 ], [ -77.051467, 38.875961 ], [ -77.051457, 38.875988 ], [ -77.051443, 38.876014 ], [ -77.05143, 38.876039 ], [ -77.051425, 38.876063 ], [ -77.051423, 38.876086 ], [ -77.05142, 38.876107 ], [ -77.05142, 38.876129 ], [ -77.051421, 38.876153 ], [ -77.051425, 38.876179 ], [ -77.051429, 38.876208 ], [ -77.051434, 38.876237 ], [ -77.051438, 38.876265 ], [ -77.051442, 38.876291 ], [ -77.051446, 38.876316 ], [ -77.051452, 38.87634 ], [ -77.051463, 38.876363 ], [ -77.051472, 38.876386 ], [ -77.051479, 38.876408 ], [ -77.051488, 38.876431 ], [ -77.051497, 38.876456 ], [ -77.051505, 38.876484 ], [ -77.051513, 38.876513 ], [ -77.051521, 38.87654 ], [ -77.051531, 38.876564 ], [ -77.051543, 38.876587 ], [ -77.051559, 38.876609 ], [ -77.051576, 38.876632 ], [ -77.051592, 38.876655 ], [ -77.051605, 38.876678 ], [ -77.051619, 38.8767 ], [ -77.051638, 38.876722 ], [ -77.051654, 38.876746 ], [ -77.051666, 38.876767 ], [ -77.051678, 38.876789 ], [ -77.051691, 38.876812 ], [ -77.051704, 38.876832 ], [ -77.051718, 38.876848 ], [ -77.051731, 38.876869 ], [ -77.051748, 38.876896 ], [ -77.051766, 38.876919 ], [ -77.051789, 38.876939 ], [ -77.051813, 38.876956 ], [ -77.051839, 38.876972 ], [ -77.051862, 38.87699 ], [ -77.051883, 38.877008 ], [ -77.051904, 38.877026 ], [ -77.051925, 38.877048 ], [ -77.051947, 38.87707 ], [ -77.051968, 38.87709 ], [ -77.051986, 38.877112 ], [ -77.052003, 38.877139 ], [ -77.052027, 38.877168 ], [ -77.052054, 38.877195 ], [ -77.05208, 38.877222 ], [ -77.052103, 38.877251 ], [ -77.052123, 38.877284 ], [ -77.052146, 38.877316 ], [ -77.05217, 38.877346 ], [ -77.052194, 38.877373 ], [ -77.052218, 38.877398 ], [ -77.05224, 38.877424 ], [ -77.052263, 38.877451 ], [ -77.052284, 38.877477 ], [ -77.052307, 38.877504 ], [ -77.052334, 38.87753 ], [ -77.052361, 38.877556 ], [ -77.052386, 38.877585 ], [ -77.052409, 38.877612 ], [ -77.052429, 38.87764 ], [ -77.052448, 38.877666 ], [ -77.052468, 38.877693 ], [ -77.05249, 38.877716 ], [ -77.052514, 38.877738 ], [ -77.052534, 38.877761 ], [ -77.052552, 38.877786 ], [ -77.05257, 38.877812 ], [ -77.05259, 38.877838 ], [ -77.05261, 38.877862 ], [ -77.052632, 38.877887 ], [ -77.052654, 38.87791 ], [ -77.052675, 38.877933 ], [ -77.052696, 38.877957 ], [ -77.052717, 38.87798 ], [ -77.052741, 38.878006 ], [ -77.05277, 38.878032 ], [ -77.052802, 38.878056 ], [ -77.052833, 38.878081 ], [ -77.052862, 38.878108 ], [ -77.05289, 38.878136 ], [ -77.052918, 38.878163 ], [ -77.052945, 38.878189 ], [ -77.052971, 38.878215 ], [ -77.052997, 38.87824 ], [ -77.053024, 38.878264 ], [ -77.053054, 38.878289 ], [ -77.053089, 38.878313 ], [ -77.053119, 38.878338 ], [ -77.053145, 38.878363 ], [ -77.053172, 38.878388 ], [ -77.053194, 38.878412 ], [ -77.053214, 38.878435 ], [ -77.053173, 38.878517 ], [ -77.053243, 38.878546 ], [ -77.0533, 38.878572 ], [ -77.053335, 38.878598 ], [ -77.053348, 38.878615 ], [ -77.053362, 38.878633 ], [ -77.053376, 38.878656 ], [ -77.053392, 38.878684 ], [ -77.053409, 38.878712 ], [ -77.053427, 38.878738 ], [ -77.053444, 38.878764 ], [ -77.053461, 38.87879 ], [ -77.053476, 38.878813 ], [ -77.053491, 38.878837 ], [ -77.053505, 38.87886 ], [ -77.053516, 38.878884 ], [ -77.053522, 38.878909 ], [ -77.053529, 38.878934 ], [ -77.053536, 38.878955 ], [ -77.053539, 38.878984 ], [ -77.05354, 38.879006 ], [ -77.053576, 38.879009 ], [ -77.053607, 38.878988 ], [ -77.053617, 38.878971 ], [ -77.053628, 38.878954 ], [ -77.053636, 38.878926 ], [ -77.053636, 38.878888 ], [ -77.053636, 38.878867 ], [ -77.053635, 38.878848 ], [ -77.053652, 38.878828 ], [ -77.053689, 38.878826 ], [ -77.053708, 38.878837 ], [ -77.05373, 38.878855 ], [ -77.053751, 38.878876 ], [ -77.053766, 38.878901 ], [ -77.053776, 38.878925 ], [ -77.053778, 38.878945 ], [ -77.053774, 38.878964 ], [ -77.053758, 38.878996 ], [ -77.053737, 38.879021 ], [ -77.053713, 38.879022 ], [ -77.053694, 38.879039 ], [ -77.05368, 38.879065 ], [ -77.053663, 38.879089 ], [ -77.053658, 38.879107 ], [ -77.053662, 38.879126 ], [ -77.053678, 38.879144 ], [ -77.0537, 38.879177 ], [ -77.053708, 38.879194 ], [ -77.053716, 38.879221 ], [ -77.053729, 38.879236 ], [ -77.053749, 38.879258 ], [ -77.053764, 38.879277 ], [ -77.053789, 38.879309 ], [ -77.053824, 38.879347 ], [ -77.053862, 38.879397 ], [ -77.053899, 38.879448 ], [ -77.053913, 38.879463 ], [ -77.053937, 38.879491 ], [ -77.053962, 38.879523 ], [ -77.053991, 38.879553 ], [ -77.054023, 38.879585 ], [ -77.054051, 38.879616 ], [ -77.05408, 38.879648 ], [ -77.054112, 38.879681 ], [ -77.054141, 38.879712 ], [ -77.054173, 38.879742 ], [ -77.054203, 38.879769 ], [ -77.05424, 38.879797 ], [ -77.054279, 38.879825 ], [ -77.054316, 38.879857 ], [ -77.054355, 38.879884 ], [ -77.054393, 38.879913 ], [ -77.054433, 38.879939 ], [ -77.054453, 38.879952 ], [ -77.054502, 38.879985 ], [ -77.054525, 38.88 ], [ -77.054571, 38.880031 ], [ -77.054607, 38.880053 ], [ -77.054672, 38.880086 ], [ -77.054713, 38.880112 ], [ -77.054757, 38.880134 ], [ -77.0548, 38.880155 ], [ -77.054842, 38.880174 ], [ -77.054886, 38.88019 ], [ -77.054934, 38.880202 ], [ -77.054979, 38.880215 ], [ -77.055023, 38.880227 ], [ -77.05507, 38.880241 ], [ -77.055121, 38.880253 ], [ -77.055148, 38.880259 ], [ -77.055212, 38.880274 ], [ -77.055253, 38.880284 ], [ -77.055288, 38.880289 ], [ -77.055312, 38.880293 ], [ -77.055339, 38.880285 ], [ -77.055329, 38.880265 ], [ -77.055312, 38.880243 ], [ -77.055283, 38.880215 ], [ -77.05533, 38.880222 ], [ -77.055357, 38.880232 ], [ -77.055382, 38.880245 ], [ -77.055409, 38.880259 ], [ -77.055468, 38.880249 ], [ -77.0555, 38.880275 ], [ -77.055518, 38.880291 ], [ -77.055581, 38.880342 ], [ -77.05565, 38.880332 ], [ -77.055708, 38.880324 ], [ -77.055731, 38.880321 ], [ -77.055774, 38.880359 ], [ -77.055816, 38.880367 ], [ -77.055861, 38.880373 ], [ -77.055908, 38.880378 ], [ -77.055937, 38.880382 ], [ -77.055999, 38.880388 ], [ -77.05603, 38.880389 ], [ -77.056074, 38.880391 ], [ -77.056127, 38.880394 ], [ -77.056177, 38.880396 ], [ -77.056226, 38.880398 ], [ -77.05628, 38.880399 ], [ -77.056332, 38.880398 ], [ -77.056404, 38.880425 ], [ -77.056457, 38.880389 ], [ -77.056495, 38.880363 ], [ -77.056552, 38.880382 ], [ -77.0566, 38.880377 ], [ -77.056656, 38.880371 ], [ -77.056707, 38.880368 ], [ -77.056769, 38.880362 ], [ -77.056803, 38.880358 ], [ -77.056826, 38.880355 ], [ -77.056874, 38.88035 ], [ -77.056952, 38.880342 ], [ -77.057047, 38.880327 ], [ -77.057152, 38.880314 ], [ -77.057219, 38.880305 ], [ -77.057308, 38.880293 ], [ -77.057409, 38.88028 ], [ -77.057471, 38.880272 ], [ -77.057515, 38.880265 ], [ -77.057585, 38.880259 ], [ -77.057634, 38.880256 ], [ -77.057666, 38.880254 ], [ -77.057731, 38.880253 ], [ -77.057788, 38.880252 ], [ -77.057842, 38.880253 ], [ -77.057907, 38.880257 ], [ -77.057931, 38.880262 ], [ -77.057995, 38.880278 ], [ -77.058062, 38.880299 ], [ -77.058143, 38.880324 ], [ -77.0582, 38.880344 ], [ -77.058261, 38.880364 ], [ -77.058315, 38.88038 ], [ -77.05835, 38.880389 ], [ -77.058407, 38.880403 ], [ -77.058517, 38.88043 ], [ -77.058597, 38.880452 ], [ -77.058639, 38.880464 ], [ -77.058681, 38.880478 ], [ -77.058709, 38.880493 ], [ -77.058731, 38.880514 ], [ -77.058758, 38.880539 ], [ -77.058781, 38.880562 ], [ -77.058799, 38.880579 ], [ -77.058841, 38.88062 ], [ -77.058861, 38.880641 ], [ -77.058891, 38.880669 ], [ -77.058911, 38.880689 ], [ -77.058934, 38.880711 ], [ -77.058961, 38.880738 ], [ -77.058985, 38.880762 ], [ -77.059013, 38.88079 ], [ -77.059045, 38.88082 ], [ -77.059078, 38.880852 ], [ -77.059108, 38.880883 ], [ -77.059141, 38.880914 ], [ -77.0592, 38.880985 ], [ -77.059236, 38.88106 ], [ -77.059246, 38.881079 ], [ -77.05926, 38.881101 ], [ -77.059275, 38.881125 ], [ -77.059289, 38.881147 ], [ -77.059305, 38.881173 ], [ -77.059322, 38.8812 ], [ -77.059339, 38.881228 ], [ -77.059359, 38.881263 ], [ -77.059425, 38.88135 ], [ -77.061732, 38.885077 ], [ -77.061805, 38.885178 ], [ -77.061814, 38.885195 ], [ -77.061843, 38.885237 ], [ -77.061863, 38.885266 ], [ -77.061874, 38.885282 ], [ -77.061893, 38.885313 ], [ -77.061904, 38.885329 ], [ -77.061917, 38.88535 ], [ -77.061939, 38.885381 ], [ -77.061957, 38.885412 ], [ -77.061991, 38.885461 ], [ -77.062007, 38.885487 ], [ -77.062024, 38.885512 ], [ -77.062045, 38.885545 ], [ -77.062064, 38.885574 ], [ -77.062095, 38.885619 ], [ -77.062117, 38.885655 ], [ -77.062138, 38.885686 ], [ -77.062154, 38.885712 ], [ -77.062175, 38.885743 ], [ -77.062195, 38.885774 ], [ -77.062211, 38.885802 ], [ -77.06223, 38.885826 ], [ -77.062255, 38.885869 ], [ -77.062272, 38.885894 ], [ -77.062293, 38.885925 ], [ -77.062308, 38.88595 ], [ -77.062327, 38.88598 ], [ -77.062342, 38.886003 ], [ -77.062354, 38.886026 ], [ -77.062375, 38.886057 ], [ -77.062393, 38.886085 ], [ -77.062408, 38.88611 ], [ -77.062434, 38.886149 ], [ -77.062451, 38.886176 ], [ -77.062465, 38.886204 ], [ -77.062478, 38.886221 ], [ -77.062501, 38.886264 ], [ -77.062522, 38.886298 ], [ -77.06254, 38.886328 ], [ -77.062556, 38.886356 ], [ -77.062566, 38.886371 ], [ -77.062592, 38.886412 ], [ -77.062613, 38.886445 ], [ -77.062631, 38.886472 ], [ -77.062646, 38.886493 ], [ -77.062661, 38.886517 ], [ -77.062688, 38.886555 ], [ -77.062708, 38.886587 ], [ -77.06274, 38.886632 ], [ -77.062755, 38.886654 ], [ -77.062774, 38.886684 ], [ -77.062784, 38.886704 ], [ -77.062797, 38.886725 ], [ -77.062807, 38.886742 ], [ -77.062829, 38.886778 ], [ -77.06285, 38.886806 ], [ -77.062861, 38.886823 ], [ -77.062887, 38.886861 ], [ -77.062902, 38.886883 ], [ -77.062917, 38.886911 ], [ -77.062932, 38.886932 ], [ -77.062946, 38.886954 ], [ -77.062957, 38.886972 ], [ -77.06297, 38.886989 ], [ -77.062983, 38.887005 ], [ -77.062998, 38.887027 ], [ -77.06301, 38.887044 ], [ -77.063022, 38.887064 ], [ -77.063042, 38.887091 ], [ -77.063065, 38.887125 ], [ -77.063076, 38.887144 ], [ -77.063097, 38.887172 ], [ -77.063114, 38.887195 ], [ -77.063127, 38.887216 ], [ -77.063143, 38.887236 ], [ -77.063155, 38.887254 ], [ -77.063164, 38.887268 ], [ -77.063172, 38.887284 ], [ -77.063188, 38.887307 ], [ -77.063208, 38.887336 ], [ -77.063226, 38.887363 ], [ -77.063237, 38.88738 ], [ -77.063255, 38.887408 ], [ -77.063274, 38.887438 ], [ -77.063293, 38.887468 ], [ -77.063302, 38.887486 ], [ -77.063308, 38.887499 ], [ -77.063331, 38.887538 ], [ -77.063354, 38.887571 ], [ -77.063365, 38.887585 ], [ -77.063379, 38.887605 ], [ -77.063395, 38.887629 ], [ -77.063413, 38.887657 ], [ -77.063423, 38.887672 ], [ -77.063433, 38.887689 ], [ -77.063447, 38.88771 ], [ -77.063459, 38.887725 ], [ -77.063469, 38.887734 ], [ -77.063486, 38.887762 ], [ -77.063497, 38.887781 ], [ -77.063509, 38.887799 ], [ -77.06352, 38.887817 ], [ -77.063531, 38.887835 ], [ -77.063547, 38.887858 ], [ -77.063558, 38.887876 ], [ -77.06357, 38.887891 ], [ -77.063575, 38.887903 ], [ -77.06359, 38.887922 ], [ -77.063597, 38.887936 ], [ -77.063608, 38.887951 ], [ -77.063625, 38.887975 ], [ -77.063631, 38.887986 ], [ -77.063641, 38.888003 ], [ -77.063658, 38.888026 ], [ -77.063686, 38.888068 ], [ -77.063696, 38.888089 ], [ -77.063704, 38.888099 ], [ -77.063713, 38.888115 ], [ -77.063734, 38.888144 ], [ -77.063742, 38.888158 ], [ -77.06376, 38.888185 ], [ -77.063771, 38.888203 ], [ -77.063785, 38.888225 ], [ -77.063801, 38.888248 ], [ -77.063818, 38.888275 ], [ -77.063837, 38.888303 ], [ -77.063856, 38.888334 ], [ -77.063884, 38.888378 ], [ -77.063897, 38.888396 ], [ -77.063911, 38.888416 ], [ -77.063929, 38.888444 ], [ -77.06395, 38.888477 ], [ -77.063964, 38.888498 ], [ -77.063983, 38.888527 ], [ -77.064009, 38.888568 ], [ -77.064025, 38.888593 ], [ -77.064039, 38.888615 ], [ -77.064057, 38.888642 ], [ -77.064072, 38.888665 ], [ -77.064085, 38.888685 ], [ -77.064094, 38.888699 ], [ -77.064107, 38.888719 ], [ -77.064133, 38.888761 ], [ -77.064181, 38.888833 ], [ -77.064251, 38.888956 ], [ -77.064311, 38.889104 ], [ -77.064325, 38.889146 ], [ -77.064354, 38.889255 ], [ -77.064365, 38.889287 ], [ -77.064377, 38.889325 ], [ -77.064384, 38.88936 ], [ -77.064393, 38.889408 ], [ -77.064402, 38.889442 ], [ -77.064409, 38.889473 ], [ -77.064414, 38.889502 ], [ -77.064418, 38.889535 ], [ -77.064415, 38.889571 ], [ -77.064409, 38.889598 ], [ -77.064389, 38.889643 ], [ -77.064378, 38.889659 ], [ -77.064363, 38.889677 ], [ -77.064339, 38.889712 ], [ -77.064318, 38.889741 ], [ -77.064296, 38.889761 ], [ -77.064269, 38.889781 ], [ -77.06424, 38.889801 ], [ -77.064223, 38.889814 ], [ -77.064186, 38.889859 ], [ -77.064131, 38.88991 ], [ -77.064089, 38.889946 ], [ -77.064059, 38.889968 ], [ -77.064026, 38.889989 ], [ -77.064003, 38.89 ], [ -77.063946, 38.890029 ], [ -77.063904, 38.890046 ], [ -77.063845, 38.890078 ], [ -77.063823, 38.890098 ], [ -77.063805, 38.890119 ], [ -77.063788, 38.890143 ], [ -77.063778, 38.890165 ], [ -77.063773, 38.89019 ], [ -77.063785, 38.890255 ], [ -77.063799, 38.89029 ], [ -77.063816, 38.890316 ], [ -77.063845, 38.890343 ], [ -77.063877, 38.890359 ], [ -77.063908, 38.890383 ], [ -77.063927, 38.890414 ], [ -77.06394, 38.890451 ], [ -77.063952, 38.890488 ], [ -77.063974, 38.890529 ], [ -77.063995, 38.890563 ], [ -77.064023, 38.890602 ], [ -77.064042, 38.890631 ], [ -77.064065, 38.890671 ], [ -77.064076, 38.890758 ], [ -77.064058, 38.890819 ], [ -77.064017, 38.89088 ], [ -77.063998, 38.890903 ], [ -77.06399, 38.890944 ], [ -77.06401, 38.89099 ], [ -77.064037, 38.891012 ], [ -77.064066, 38.891026 ], [ -77.064103, 38.891043 ], [ -77.06414, 38.891073 ], [ -77.064159, 38.891093 ], [ -77.064183, 38.891121 ], [ -77.064202, 38.891155 ], [ -77.064223, 38.891192 ], [ -77.064246, 38.891235 ], [ -77.064275, 38.891297 ], [ -77.064289, 38.891335 ], [ -77.064302, 38.891371 ], [ -77.064324, 38.891407 ], [ -77.064343, 38.891413 ], [ -77.064373, 38.891413 ], [ -77.064392, 38.891413 ], [ -77.064417, 38.891414 ], [ -77.064435, 38.891423 ], [ -77.064454, 38.891449 ], [ -77.064463, 38.89147 ], [ -77.064472, 38.891488 ], [ -77.064489, 38.891509 ], [ -77.06453, 38.891547 ], [ -77.064538, 38.891557 ], [ -77.064548, 38.891577 ], [ -77.064555, 38.89159 ], [ -77.064568, 38.891615 ], [ -77.064589, 38.891644 ], [ -77.064601, 38.891661 ], [ -77.064643, 38.891715 ], [ -77.064696, 38.891852 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004902", "BLKGRPCE": "1", "GEOID": "110010049021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 65747.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9079058", "INTPTLON": "-077.0244777", "mobility_total": "713", "mobility_same_house": "606", "mobility_different_house": "107", "mobility_different_house_same_metro": "75", "mobility_different_house_different_metro": "32", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.026891, 38.908577 ], [ -77.026504, 38.908573 ], [ -77.025988, 38.908572 ], [ -77.025384, 38.908573 ], [ -77.025138, 38.908573 ], [ -77.024978, 38.908573 ], [ -77.024598, 38.908573 ], [ -77.02397, 38.908574 ], [ -77.023467, 38.908574 ], [ -77.023229, 38.908575 ], [ -77.023008, 38.908574 ], [ -77.022943, 38.90857 ], [ -77.02286, 38.908567 ], [ -77.022728, 38.908569 ], [ -77.022144, 38.908569 ], [ -77.021914, 38.908571 ], [ -77.021915, 38.908448 ], [ -77.021919, 38.90724 ], [ -77.022155, 38.907238 ], [ -77.022361, 38.907238 ], [ -77.022754, 38.907238 ], [ -77.022945, 38.907236 ], [ -77.023143, 38.907235 ], [ -77.023469, 38.907238 ], [ -77.023703, 38.907246 ], [ -77.023909, 38.907247 ], [ -77.023963, 38.907244 ], [ -77.024154, 38.907239 ], [ -77.025002, 38.907238 ], [ -77.02535, 38.907238 ], [ -77.025988, 38.907239 ], [ -77.026731, 38.907238 ], [ -77.027036, 38.90724 ], [ -77.027036, 38.908576 ], [ -77.026891, 38.908577 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002502", "BLKGRPCE": "4", "GEOID": "110010025024", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 160952.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9396157", "INTPTLON": "-077.0345659", "mobility_total": "1690", "mobility_same_house": "1379", "mobility_different_house": "253", "mobility_different_house_same_metro": "240", "mobility_different_house_different_metro": "13", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "58" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036447, 38.93773 ], [ -77.036446, 38.937925 ], [ -77.036445, 38.938047 ], [ -77.036445, 38.938231 ], [ -77.036444, 38.938598 ], [ -77.036444, 38.938949 ], [ -77.036444, 38.939105 ], [ -77.036444, 38.939738 ], [ -77.036431, 38.940808 ], [ -77.036441, 38.941874 ], [ -77.035241, 38.941869 ], [ -77.03394, 38.94187 ], [ -77.03354, 38.94187 ], [ -77.032868, 38.941867 ], [ -77.032727, 38.941867 ], [ -77.032726, 38.94126 ], [ -77.032727, 38.940883 ], [ -77.032728, 38.940806 ], [ -77.032729, 38.939741 ], [ -77.032729, 38.938678 ], [ -77.032729, 38.9379 ], [ -77.032729, 38.937609 ], [ -77.03273, 38.93752 ], [ -77.03273, 38.93745 ], [ -77.03273, 38.937078 ], [ -77.03317, 38.937205 ], [ -77.033634, 38.937324 ], [ -77.033721, 38.937345 ], [ -77.033801, 38.937365 ], [ -77.03391, 38.937387 ], [ -77.034021, 38.937404 ], [ -77.034133, 38.937417 ], [ -77.034189, 38.937421 ], [ -77.034302, 38.937426 ], [ -77.034358, 38.937427 ], [ -77.0348, 38.937425 ], [ -77.035231, 38.937427 ], [ -77.036447, 38.937427 ], [ -77.036447, 38.93773 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002801", "BLKGRPCE": "2", "GEOID": "110010028012", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 105335.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9358840", "INTPTLON": "-077.0345260", "mobility_total": "3114", "mobility_same_house": "2634", "mobility_different_house": "403", "mobility_different_house_same_metro": "364", "mobility_different_house_different_metro": "34", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "77" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036451, 38.935401 ], [ -77.036449, 38.936078 ], [ -77.036449, 38.936376 ], [ -77.036449, 38.936732 ], [ -77.03645, 38.936802 ], [ -77.03645, 38.936931 ], [ -77.036449, 38.937068 ], [ -77.036447, 38.937281 ], [ -77.036447, 38.937427 ], [ -77.035231, 38.937427 ], [ -77.0348, 38.937425 ], [ -77.034358, 38.937427 ], [ -77.034302, 38.937426 ], [ -77.034189, 38.937421 ], [ -77.034133, 38.937417 ], [ -77.034021, 38.937404 ], [ -77.03391, 38.937387 ], [ -77.033801, 38.937365 ], [ -77.033721, 38.937345 ], [ -77.033634, 38.937324 ], [ -77.03317, 38.937205 ], [ -77.03273, 38.937078 ], [ -77.03273, 38.936465 ], [ -77.032731, 38.936264 ], [ -77.032732, 38.936222 ], [ -77.032732, 38.935592 ], [ -77.032733, 38.935528 ], [ -77.032733, 38.935296 ], [ -77.032733, 38.934937 ], [ -77.032733, 38.934568 ], [ -77.032732, 38.934121 ], [ -77.032866, 38.934123 ], [ -77.033233, 38.934142 ], [ -77.034046, 38.934181 ], [ -77.034078, 38.934185 ], [ -77.03411, 38.934193 ], [ -77.034141, 38.934202 ], [ -77.034441, 38.934323 ], [ -77.034861, 38.934484 ], [ -77.035298, 38.934656 ], [ -77.035325, 38.934613 ], [ -77.03537, 38.934546 ], [ -77.03622, 38.934875 ], [ -77.036309, 38.934911 ], [ -77.036451, 38.934966 ], [ -77.036451, 38.935401 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002701", "BLKGRPCE": "1", "GEOID": "110010027011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 36036.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9345763", "INTPTLON": "-077.0374744", "mobility_total": "1027", "mobility_same_house": "791", "mobility_different_house": "222", "mobility_different_house_same_metro": "185", "mobility_different_house_different_metro": "37", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "14" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.038818, 38.934336 ], [ -77.038816, 38.934398 ], [ -77.038739, 38.934463 ], [ -77.038705, 38.934512 ], [ -77.038116, 38.935436 ], [ -77.038071, 38.935733 ], [ -77.038053, 38.935854 ], [ -77.037995, 38.935868 ], [ -77.03795, 38.935869 ], [ -77.0379, 38.935869 ], [ -77.037861, 38.935865 ], [ -77.03783, 38.935858 ], [ -77.036921, 38.935499 ], [ -77.036898, 38.93548 ], [ -77.036893, 38.935458 ], [ -77.036905, 38.935439 ], [ -77.037051, 38.935201 ], [ -77.037001, 38.93518 ], [ -77.036601, 38.935026 ], [ -77.036451, 38.934966 ], [ -77.036452, 38.934859 ], [ -77.036453, 38.93443 ], [ -77.036454, 38.934354 ], [ -77.036455, 38.934123 ], [ -77.036456, 38.933288 ], [ -77.036593, 38.933344 ], [ -77.037911, 38.933856 ], [ -77.037999, 38.933891 ], [ -77.038741, 38.934173 ], [ -77.038818, 38.934185 ], [ -77.038818, 38.934336 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002802", "BLKGRPCE": "1", "GEOID": "110010028021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 89328.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9275325", "INTPTLON": "-077.0345254", "mobility_total": "2743", "mobility_same_house": "2255", "mobility_different_house": "431", "mobility_different_house_same_metro": "261", "mobility_different_house_different_metro": "159", "mobility_different_house_outside_stat_area": "7", "mobility_abroad": "57" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036707, 38.927118 ], [ -77.036485, 38.927156 ], [ -77.036485, 38.927228 ], [ -77.036479, 38.928 ], [ -77.036477, 38.928593 ], [ -77.036476, 38.928687 ], [ -77.036327, 38.928676 ], [ -77.036197, 38.928675 ], [ -77.036083, 38.928674 ], [ -77.035984, 38.928672 ], [ -77.035614, 38.928655 ], [ -77.035434, 38.928648 ], [ -77.035388, 38.928647 ], [ -77.035298, 38.928647 ], [ -77.035207, 38.92865 ], [ -77.034638, 38.928684 ], [ -77.032979, 38.928784 ], [ -77.032612, 38.928805 ], [ -77.03259, 38.928533 ], [ -77.032518, 38.927538 ], [ -77.032407, 38.926573 ], [ -77.032525, 38.926527 ], [ -77.032629, 38.926501 ], [ -77.032721, 38.926488 ], [ -77.033114, 38.926464 ], [ -77.033605, 38.926436 ], [ -77.034943, 38.926354 ], [ -77.035484, 38.926325 ], [ -77.035988, 38.92631 ], [ -77.036335, 38.926294 ], [ -77.036489, 38.926272 ], [ -77.036488, 38.926525 ], [ -77.036707, 38.927118 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003700", "BLKGRPCE": "2", "GEOID": "110010037002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 119737.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9249019", "INTPTLON": "-077.0343946", "mobility_total": "2223", "mobility_same_house": "1427", "mobility_different_house": "725", "mobility_different_house_same_metro": "500", "mobility_different_house_different_metro": "213", "mobility_different_house_outside_stat_area": "12", "mobility_abroad": "71" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.036489, 38.92342 ], [ -77.036489, 38.924227 ], [ -77.036484, 38.924765 ], [ -77.036483, 38.924826 ], [ -77.036486, 38.925604 ], [ -77.036486, 38.925793 ], [ -77.036487, 38.92588 ], [ -77.036488, 38.926183 ], [ -77.036489, 38.926272 ], [ -77.036335, 38.926294 ], [ -77.035988, 38.92631 ], [ -77.035484, 38.926325 ], [ -77.034943, 38.926354 ], [ -77.033605, 38.926436 ], [ -77.033114, 38.926464 ], [ -77.032721, 38.926488 ], [ -77.032629, 38.926501 ], [ -77.032525, 38.926527 ], [ -77.032407, 38.926573 ], [ -77.032339, 38.925742 ], [ -77.032331, 38.925652 ], [ -77.032316, 38.925502 ], [ -77.032309, 38.925424 ], [ -77.03225, 38.924827 ], [ -77.032242, 38.924756 ], [ -77.03222, 38.924541 ], [ -77.032193, 38.924284 ], [ -77.032143, 38.923763 ], [ -77.032132, 38.923635 ], [ -77.032345, 38.923601 ], [ -77.032467, 38.923591 ], [ -77.032699, 38.923575 ], [ -77.033515, 38.923524 ], [ -77.034071, 38.923491 ], [ -77.034822, 38.923452 ], [ -77.034893, 38.923449 ], [ -77.035309, 38.923433 ], [ -77.035309, 38.923295 ], [ -77.035492, 38.923285 ], [ -77.036491, 38.92325 ], [ -77.036489, 38.92342 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002302", "BLKGRPCE": "1", "GEOID": "110010023021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 2010229.000000, "AWATER": 5298.000000, "INTPTLAT": "+38.9341270", "INTPTLON": "-077.0095843", "mobility_total": "1841", "mobility_same_house": "1243", "mobility_different_house": "598", "mobility_different_house_same_metro": "418", "mobility_different_house_different_metro": "174", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.01923, 38.936807 ], [ -77.019226, 38.936899 ], [ -77.019221, 38.936925 ], [ -77.019212, 38.936964 ], [ -77.019203, 38.936996 ], [ -77.019193, 38.937027 ], [ -77.019168, 38.937089 ], [ -77.019087, 38.937256 ], [ -77.019033, 38.937398 ], [ -77.018881, 38.937432 ], [ -77.01876, 38.937461 ], [ -77.018451, 38.937539 ], [ -77.018349, 38.937566 ], [ -77.018246, 38.937592 ], [ -77.018042, 38.937647 ], [ -77.01777, 38.937723 ], [ -77.017724, 38.937738 ], [ -77.017638, 38.937769 ], [ -77.017606, 38.937782 ], [ -77.017511, 38.937824 ], [ -77.017441, 38.937862 ], [ -77.017407, 38.937882 ], [ -77.017341, 38.937924 ], [ -77.017277, 38.937968 ], [ -77.017216, 38.938014 ], [ -77.017186, 38.938039 ], [ -77.016877, 38.938317 ], [ -77.016546, 38.938614 ], [ -77.016459, 38.938693 ], [ -77.016246, 38.938881 ], [ -77.015431, 38.939615 ], [ -77.015266, 38.93976 ], [ -77.015222, 38.939805 ], [ -77.015204, 38.939827 ], [ -77.015187, 38.93985 ], [ -77.01509, 38.940006 ], [ -77.01501, 38.940133 ], [ -77.014849, 38.940397 ], [ -77.014627, 38.940755 ], [ -77.014571, 38.940834 ], [ -77.01437, 38.941082 ], [ -77.01425, 38.94123 ], [ -77.014187, 38.9413 ], [ -77.013758, 38.941726 ], [ -77.013524, 38.941955 ], [ -77.01341, 38.942056 ], [ -77.013315, 38.942134 ], [ -77.013141, 38.942277 ], [ -77.012979, 38.942423 ], [ -77.012878, 38.94252 ], [ -77.012806, 38.942596 ], [ -77.012739, 38.942674 ], [ -77.012718, 38.942701 ], [ -77.012678, 38.942756 ], [ -77.012647, 38.942803 ], [ -77.012602, 38.942879 ], [ -77.012572, 38.942938 ], [ -77.012453, 38.943195 ], [ -77.012438, 38.943229 ], [ -77.012406, 38.943297 ], [ -77.012209, 38.943724 ], [ -77.012189, 38.943763 ], [ -77.012163, 38.943801 ], [ -77.012148, 38.943819 ], [ -77.01203, 38.943923 ], [ -77.011856, 38.944081 ], [ -77.011839, 38.944098 ], [ -77.01177, 38.944162 ], [ -77.011679, 38.944241 ], [ -77.011619, 38.944282 ], [ -77.011577, 38.944308 ], [ -77.01154, 38.944329 ], [ -77.011513, 38.944345 ], [ -77.011469, 38.944369 ], [ -77.011286, 38.944448 ], [ -77.01123, 38.94447 ], [ -77.011176, 38.944493 ], [ -77.011064, 38.944543 ], [ -77.011015, 38.944567 ], [ -77.010926, 38.944613 ], [ -77.010803, 38.944475 ], [ -77.01055, 38.944209 ], [ -77.010438, 38.944093 ], [ -77.009798, 38.943425 ], [ -77.009778, 38.943405 ], [ -77.009694, 38.943328 ], [ -77.00965, 38.943291 ], [ -77.009581, 38.943237 ], [ -77.009461, 38.943149 ], [ -77.009338, 38.943063 ], [ -77.009276, 38.943021 ], [ -77.009149, 38.942938 ], [ -77.009021, 38.942857 ], [ -77.008956, 38.942817 ], [ -77.00876, 38.942706 ], [ -77.008494, 38.942563 ], [ -77.00836, 38.942493 ], [ -77.008217, 38.942426 ], [ -77.008146, 38.942405 ], [ -77.008034, 38.942381 ], [ -77.008222, 38.941937 ], [ -77.008323, 38.941613 ], [ -77.00836, 38.941356 ], [ -77.008365, 38.941054 ], [ -77.00835, 38.940858 ], [ -77.008313, 38.940626 ], [ -77.008198, 38.940332 ], [ -77.008052, 38.940035 ], [ -77.007597, 38.939203 ], [ -77.006885, 38.937875 ], [ -77.006846, 38.9378 ], [ -77.006783, 38.937673 ], [ -77.0067, 38.9375 ], [ -77.006621, 38.937325 ], [ -77.006558, 38.937172 ], [ -77.006454, 38.936886 ], [ -77.006388, 38.936684 ], [ -77.006359, 38.936592 ], [ -77.006077, 38.936624 ], [ -77.005872, 38.936647 ], [ -77.005755, 38.936661 ], [ -77.005543, 38.936767 ], [ -77.005068, 38.936832 ], [ -77.004295, 38.93691 ], [ -77.003612, 38.936767 ], [ -77.00317, 38.936631 ], [ -77.00278, 38.936397 ], [ -77.002474, 38.936234 ], [ -77.002132, 38.936155 ], [ -77.002113, 38.936057 ], [ -77.002058, 38.935762 ], [ -77.001967, 38.935295 ], [ -77.001884, 38.934859 ], [ -77.001805, 38.934453 ], [ -77.001725, 38.934016 ], [ -77.001338, 38.931998 ], [ -77.001333, 38.931967 ], [ -77.001303, 38.931812 ], [ -77.001223, 38.931606 ], [ -77.000982, 38.931215 ], [ -77.001127, 38.931151 ], [ -77.001219, 38.931103 ], [ -77.001453, 38.930979 ], [ -77.001922, 38.930725 ], [ -77.002091, 38.930634 ], [ -77.002208, 38.930571 ], [ -77.002448, 38.93044 ], [ -77.002654, 38.930328 ], [ -77.002797, 38.930251 ], [ -77.003045, 38.930112 ], [ -77.003172, 38.930037 ], [ -77.003262, 38.92998 ], [ -77.00335, 38.929922 ], [ -77.003495, 38.929817 ], [ -77.003554, 38.929772 ], [ -77.003669, 38.92968 ], [ -77.003793, 38.929573 ], [ -77.003883, 38.92949 ], [ -77.003969, 38.929406 ], [ -77.004052, 38.929319 ], [ -77.004258, 38.929078 ], [ -77.004283, 38.929047 ], [ -77.004852, 38.928374 ], [ -77.004886, 38.928334 ], [ -77.004919, 38.928293 ], [ -77.00502, 38.928172 ], [ -77.005251, 38.927899 ], [ -77.005361, 38.927768 ], [ -77.005377, 38.92775 ], [ -77.005753, 38.927301 ], [ -77.005789, 38.927264 ], [ -77.005847, 38.927213 ], [ -77.00589, 38.927181 ], [ -77.005934, 38.927151 ], [ -77.005976, 38.927126 ], [ -77.006013, 38.927106 ], [ -77.006091, 38.92707 ], [ -77.006152, 38.927047 ], [ -77.006179, 38.927039 ], [ -77.006264, 38.927016 ], [ -77.006293, 38.92701 ], [ -77.00637, 38.926995 ], [ -77.006566, 38.926969 ], [ -77.006898, 38.926924 ], [ -77.007315, 38.926871 ], [ -77.007902, 38.926793 ], [ -77.007969, 38.926785 ], [ -77.008111, 38.926768 ], [ -77.008406, 38.926736 ], [ -77.008939, 38.926678 ], [ -77.009044, 38.926667 ], [ -77.009234, 38.926639 ], [ -77.009575, 38.926591 ], [ -77.010141, 38.926513 ], [ -77.011156, 38.926378 ], [ -77.011404, 38.926347 ], [ -77.011989, 38.92629 ], [ -77.012142, 38.926282 ], [ -77.012414, 38.926273 ], [ -77.012466, 38.926272 ], [ -77.012517, 38.92627 ], [ -77.012671, 38.926267 ], [ -77.013843, 38.926264 ], [ -77.013889, 38.926265 ], [ -77.014028, 38.926274 ], [ -77.014165, 38.926289 ], [ -77.014264, 38.926304 ], [ -77.014422, 38.926333 ], [ -77.014474, 38.926345 ], [ -77.01488, 38.926476 ], [ -77.014978, 38.926517 ], [ -77.015074, 38.926563 ], [ -77.015166, 38.926612 ], [ -77.016088, 38.927145 ], [ -77.016667, 38.927484 ], [ -77.016749, 38.927536 ], [ -77.016912, 38.927679 ], [ -77.017011, 38.927757 ], [ -77.017064, 38.927807 ], [ -77.017165, 38.927906 ], [ -77.017264, 38.928008 ], [ -77.017345, 38.928088 ], [ -77.017361, 38.928105 ], [ -77.017394, 38.928137 ], [ -77.017449, 38.928182 ], [ -77.017468, 38.928196 ], [ -77.017507, 38.928224 ], [ -77.017549, 38.928251 ], [ -77.017571, 38.928264 ], [ -77.017732, 38.92835 ], [ -77.01782, 38.92839 ], [ -77.017887, 38.928416 ], [ -77.017954, 38.92844 ], [ -77.017984, 38.928449 ], [ -77.018106, 38.928484 ], [ -77.018042, 38.928714 ], [ -77.018026, 38.928766 ], [ -77.017981, 38.928891 ], [ -77.017956, 38.929 ], [ -77.017953, 38.929021 ], [ -77.017951, 38.929043 ], [ -77.017949, 38.929081 ], [ -77.017949, 38.929108 ], [ -77.017951, 38.929144 ], [ -77.017958, 38.929195 ], [ -77.017982, 38.929314 ], [ -77.018, 38.929394 ], [ -77.018052, 38.92961 ], [ -77.018072, 38.929696 ], [ -77.018081, 38.929731 ], [ -77.018178, 38.930154 ], [ -77.018256, 38.930478 ], [ -77.018277, 38.930556 ], [ -77.018349, 38.930822 ], [ -77.018418, 38.931113 ], [ -77.018494, 38.93144 ], [ -77.018509, 38.931501 ], [ -77.018645, 38.932055 ], [ -77.018804, 38.932691 ], [ -77.018927, 38.933178 ], [ -77.019012, 38.933534 ], [ -77.019031, 38.933611 ], [ -77.019111, 38.933907 ], [ -77.019129, 38.933982 ], [ -77.01914, 38.934032 ], [ -77.019161, 38.934159 ], [ -77.019164, 38.934183 ], [ -77.019166, 38.934242 ], [ -77.019172, 38.934385 ], [ -77.019184, 38.934809 ], [ -77.019187, 38.934892 ], [ -77.019193, 38.935215 ], [ -77.019201, 38.935558 ], [ -77.01921, 38.935867 ], [ -77.01922, 38.936202 ], [ -77.01923, 38.936585 ], [ -77.019234, 38.936734 ], [ -77.01923, 38.936807 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "004001", "BLKGRPCE": "1", "GEOID": "110010040011", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 88547.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9218743", "INTPTLON": "-077.0448484", "mobility_total": "1421", "mobility_same_house": "1030", "mobility_different_house": "379", "mobility_different_house_same_metro": "315", "mobility_different_house_different_metro": "64", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "12" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.047347, 38.923176 ], [ -77.047343, 38.923224 ], [ -77.04734, 38.923248 ], [ -77.047278, 38.923244 ], [ -77.047139, 38.92324 ], [ -77.046597, 38.923237 ], [ -77.046052, 38.923237 ], [ -77.044696, 38.923239 ], [ -77.044591, 38.92324 ], [ -77.044338, 38.92324 ], [ -77.043848, 38.923237 ], [ -77.043461, 38.923237 ], [ -77.04342, 38.92324 ], [ -77.043389, 38.92324 ], [ -77.043359, 38.923239 ], [ -77.043329, 38.923237 ], [ -77.043269, 38.923228 ], [ -77.043211, 38.923213 ], [ -77.043183, 38.923204 ], [ -77.043156, 38.923194 ], [ -77.043105, 38.923172 ], [ -77.043032, 38.923136 ], [ -77.043009, 38.923123 ], [ -77.042919, 38.923067 ], [ -77.042893, 38.923046 ], [ -77.042868, 38.923024 ], [ -77.042844, 38.923001 ], [ -77.042803, 38.922953 ], [ -77.042784, 38.922927 ], [ -77.042768, 38.922901 ], [ -77.042753, 38.922874 ], [ -77.04274, 38.922847 ], [ -77.042729, 38.922819 ], [ -77.042684, 38.922661 ], [ -77.042969, 38.922479 ], [ -77.043013, 38.922452 ], [ -77.043052, 38.922424 ], [ -77.043087, 38.922394 ], [ -77.04312, 38.922361 ], [ -77.043143, 38.922334 ], [ -77.043174, 38.922293 ], [ -77.043237, 38.922186 ], [ -77.04328, 38.922103 ], [ -77.043319, 38.922018 ], [ -77.043451, 38.921706 ], [ -77.043574, 38.921406 ], [ -77.043704, 38.92111 ], [ -77.043713, 38.921091 ], [ -77.043887, 38.920682 ], [ -77.043931, 38.920588 ], [ -77.044031, 38.920377 ], [ -77.044301, 38.919831 ], [ -77.044361, 38.919726 ], [ -77.044398, 38.919664 ], [ -77.044408, 38.919645 ], [ -77.044432, 38.919604 ], [ -77.044781, 38.919052 ], [ -77.044838, 38.919207 ], [ -77.04496, 38.919446 ], [ -77.045, 38.919535 ], [ -77.045053, 38.919649 ], [ -77.045449, 38.920461 ], [ -77.045537, 38.920647 ], [ -77.045606, 38.920793 ], [ -77.045787, 38.921186 ], [ -77.045827, 38.921278 ], [ -77.045857, 38.921344 ], [ -77.045959, 38.921578 ], [ -77.046168, 38.922053 ], [ -77.04625, 38.922244 ], [ -77.046287, 38.922328 ], [ -77.046506, 38.922329 ], [ -77.046577, 38.922349 ], [ -77.046612, 38.92236 ], [ -77.046681, 38.922386 ], [ -77.046715, 38.9224 ], [ -77.04678, 38.92243 ], [ -77.046843, 38.922464 ], [ -77.046922, 38.922504 ], [ -77.046955, 38.922523 ], [ -77.046986, 38.922543 ], [ -77.047016, 38.922564 ], [ -77.047045, 38.922586 ], [ -77.047072, 38.922608 ], [ -77.047134, 38.922666 ], [ -77.047165, 38.922704 ], [ -77.047218, 38.922781 ], [ -77.047242, 38.922822 ], [ -77.047265, 38.922864 ], [ -77.047285, 38.922907 ], [ -77.047302, 38.92295 ], [ -77.047317, 38.922994 ], [ -77.047329, 38.923038 ], [ -77.047339, 38.923083 ], [ -77.047346, 38.923128 ], [ -77.047347, 38.923176 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "011000", "BLKGRPCE": "4", "GEOID": "110010110004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 116753.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8746723", "INTPTLON": "-077.0157981", "mobility_total": "1412", "mobility_same_house": "1286", "mobility_different_house": "126", "mobility_different_house_same_metro": "71", "mobility_different_house_different_metro": "55", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.017566, 38.876461 ], [ -77.016746, 38.87646 ], [ -77.016201, 38.87646 ], [ -77.015378, 38.876461 ], [ -77.015209, 38.876459 ], [ -77.015081, 38.876458 ], [ -77.013865, 38.876458 ], [ -77.013923, 38.876274 ], [ -77.014064, 38.87588 ], [ -77.01414, 38.875672 ], [ -77.014288, 38.875255 ], [ -77.014396, 38.874941 ], [ -77.014431, 38.874836 ], [ -77.014435, 38.874752 ], [ -77.014438, 38.874667 ], [ -77.01444, 38.874497 ], [ -77.01444, 38.874327 ], [ -77.014436, 38.874157 ], [ -77.014429, 38.873987 ], [ -77.01442, 38.873945 ], [ -77.014406, 38.873904 ], [ -77.014387, 38.873864 ], [ -77.014361, 38.873827 ], [ -77.014331, 38.873791 ], [ -77.014296, 38.873759 ], [ -77.014256, 38.873729 ], [ -77.014213, 38.873704 ], [ -77.014166, 38.873682 ], [ -77.014116, 38.873664 ], [ -77.013324, 38.873452 ], [ -77.013179, 38.873415 ], [ -77.013253, 38.873245 ], [ -77.013368, 38.872977 ], [ -77.013919, 38.872965 ], [ -77.014371, 38.872966 ], [ -77.014801, 38.872967 ], [ -77.015074, 38.872965 ], [ -77.015108, 38.872959 ], [ -77.015132, 38.872945 ], [ -77.01515, 38.872916 ], [ -77.01515, 38.872898 ], [ -77.015437, 38.872925 ], [ -77.015727, 38.872972 ], [ -77.017419, 38.872977 ], [ -77.017556, 38.872978 ], [ -77.017555, 38.873422 ], [ -77.017554, 38.873496 ], [ -77.017553, 38.873879 ], [ -77.017555, 38.874335 ], [ -77.017554, 38.874652 ], [ -77.017553, 38.874765 ], [ -77.017556, 38.875565 ], [ -77.017557, 38.875735 ], [ -77.017561, 38.876253 ], [ -77.017563, 38.876388 ], [ -77.017566, 38.876461 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "007703", "BLKGRPCE": "4", "GEOID": "110010077034", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 78806.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8864598", "INTPTLON": "-076.9547547", "mobility_total": "446", "mobility_same_house": "359", "mobility_different_house": "87", "mobility_different_house_same_metro": "87", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.957368, 38.883808 ], [ -76.957236, 38.883992 ], [ -76.957035, 38.884276 ], [ -76.956959, 38.884381 ], [ -76.956828, 38.884562 ], [ -76.956139, 38.885528 ], [ -76.955803, 38.885997 ], [ -76.955437, 38.886506 ], [ -76.955232, 38.886797 ], [ -76.955154, 38.886908 ], [ -76.95467, 38.887583 ], [ -76.954579, 38.887709 ], [ -76.954409, 38.887947 ], [ -76.954242, 38.888184 ], [ -76.953956, 38.888581 ], [ -76.953929, 38.888618 ], [ -76.95389, 38.88867 ], [ -76.95376, 38.888775 ], [ -76.953254, 38.889432 ], [ -76.953029, 38.889725 ], [ -76.952946, 38.889821 ], [ -76.952923, 38.889727 ], [ -76.952877, 38.889604 ], [ -76.952801, 38.889512 ], [ -76.952687, 38.889371 ], [ -76.952621, 38.889301 ], [ -76.95214, 38.888824 ], [ -76.9522, 38.888765 ], [ -76.952224, 38.888744 ], [ -76.952247, 38.888722 ], [ -76.952342, 38.888637 ], [ -76.952406, 38.888584 ], [ -76.95245, 38.888549 ], [ -76.952519, 38.888498 ], [ -76.952614, 38.888432 ], [ -76.952669, 38.888398 ], [ -76.952753, 38.888348 ], [ -76.952812, 38.888308 ], [ -76.952892, 38.888249 ], [ -76.952955, 38.888197 ], [ -76.953004, 38.888152 ], [ -76.953069, 38.888088 ], [ -76.953112, 38.888041 ], [ -76.95321, 38.887919 ], [ -76.95325, 38.88786 ], [ -76.953289, 38.887797 ], [ -76.953323, 38.887738 ], [ -76.953368, 38.88765 ], [ -76.953405, 38.887586 ], [ -76.953463, 38.887486 ], [ -76.953497, 38.887425 ], [ -76.953523, 38.887388 ], [ -76.953548, 38.88735 ], [ -76.953574, 38.887314 ], [ -76.953609, 38.88727 ], [ -76.953627, 38.887249 ], [ -76.953667, 38.887208 ], [ -76.953705, 38.887165 ], [ -76.953739, 38.887118 ], [ -76.953773, 38.887067 ], [ -76.953864, 38.886921 ], [ -76.953882, 38.886887 ], [ -76.953912, 38.886832 ], [ -76.953924, 38.886805 ], [ -76.953956, 38.886723 ], [ -76.953981, 38.886639 ], [ -76.953994, 38.886583 ], [ -76.953999, 38.886555 ], [ -76.954015, 38.886421 ], [ -76.954053, 38.886137 ], [ -76.954056, 38.886119 ], [ -76.954091, 38.885934 ], [ -76.954104, 38.885895 ], [ -76.954112, 38.885876 ], [ -76.954133, 38.885839 ], [ -76.954145, 38.885821 ], [ -76.954172, 38.885787 ], [ -76.954187, 38.885771 ], [ -76.954257, 38.88569 ], [ -76.954398, 38.885557 ], [ -76.954609, 38.885345 ], [ -76.954845, 38.885111 ], [ -76.955087, 38.884863 ], [ -76.955324, 38.884625 ], [ -76.955619, 38.884338 ], [ -76.955885, 38.884064 ], [ -76.956203, 38.88375 ], [ -76.956221, 38.883729 ], [ -76.956236, 38.883707 ], [ -76.956249, 38.883682 ], [ -76.956259, 38.883657 ], [ -76.956266, 38.88363 ], [ -76.956601, 38.88363 ], [ -76.957354, 38.883631 ], [ -76.957496, 38.88363 ], [ -76.957368, 38.883808 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "000701", "BLKGRPCE": "4", "GEOID": "110010007014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 163526.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9279006", "INTPTLON": "-077.0753743", "mobility_total": "878", "mobility_same_house": "751", "mobility_different_house": "112", "mobility_different_house_same_metro": "61", "mobility_different_house_different_metro": "51", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "15" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.077049, 38.925672 ], [ -77.077048, 38.9259 ], [ -77.07705, 38.926109 ], [ -77.077048, 38.926183 ], [ -77.077047, 38.926281 ], [ -77.077049, 38.926545 ], [ -77.077047, 38.926851 ], [ -77.077048, 38.927137 ], [ -77.077045, 38.927374 ], [ -77.077046, 38.927527 ], [ -77.077046, 38.927599 ], [ -77.077051, 38.927945 ], [ -77.07705, 38.928203 ], [ -77.07705, 38.928497 ], [ -77.077047, 38.928826 ], [ -77.077052, 38.929019 ], [ -77.077054, 38.929098 ], [ -77.077055, 38.929277 ], [ -77.077052, 38.929768 ], [ -77.077053, 38.930017 ], [ -77.07705, 38.930561 ], [ -77.077044, 38.930806 ], [ -77.077038, 38.931013 ], [ -77.07703, 38.931166 ], [ -77.077023, 38.931206 ], [ -77.077009, 38.931412 ], [ -77.07687, 38.931316 ], [ -77.076351, 38.930935 ], [ -77.074909, 38.929883 ], [ -77.074736, 38.929748 ], [ -77.0746, 38.929657 ], [ -77.074137, 38.929318 ], [ -77.07387, 38.929125 ], [ -77.073736, 38.929026 ], [ -77.073523, 38.928867 ], [ -77.073332, 38.92873 ], [ -77.073162, 38.928611 ], [ -77.07318, 38.92845 ], [ -77.073186, 38.928313 ], [ -77.073189, 38.928176 ], [ -77.073189, 38.928085 ], [ -77.073187, 38.927993 ], [ -77.07319, 38.927609 ], [ -77.07319, 38.927529 ], [ -77.073187, 38.927289 ], [ -77.073189, 38.926578 ], [ -77.073188, 38.926182 ], [ -77.073603, 38.926185 ], [ -77.073858, 38.926185 ], [ -77.073858, 38.925586 ], [ -77.074623, 38.925576 ], [ -77.075866, 38.925497 ], [ -77.077058, 38.925421 ], [ -77.077049, 38.925672 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001002", "BLKGRPCE": "3", "GEOID": "110010010023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 342321.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9396333", "INTPTLON": "-077.0783599", "mobility_total": "731", "mobility_same_house": "693", "mobility_different_house": "19", "mobility_different_house_same_metro": "0", "mobility_different_house_different_metro": "19", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "19" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.081271, 38.943333 ], [ -77.080993, 38.943661 ], [ -77.080504, 38.944233 ], [ -77.080393, 38.944364 ], [ -77.080229, 38.944557 ], [ -77.080123, 38.94468 ], [ -77.080036, 38.944783 ], [ -77.079939, 38.944896 ], [ -77.079814, 38.945038 ], [ -77.07964, 38.945246 ], [ -77.079463, 38.945453 ], [ -77.079321, 38.945615 ], [ -77.079145, 38.945825 ], [ -77.07913, 38.945845 ], [ -77.079117, 38.945867 ], [ -77.079109, 38.945889 ], [ -77.079102, 38.945924 ], [ -77.078496, 38.945803 ], [ -77.078393, 38.94562 ], [ -77.078324, 38.945494 ], [ -77.078101, 38.945092 ], [ -77.077982, 38.944882 ], [ -77.077928, 38.944783 ], [ -77.077464, 38.943947 ], [ -77.077257, 38.943572 ], [ -77.077029, 38.943162 ], [ -77.076967, 38.943052 ], [ -77.076619, 38.942419 ], [ -77.076566, 38.942324 ], [ -77.076507, 38.942216 ], [ -77.076359, 38.941948 ], [ -77.076216, 38.941687 ], [ -77.075895, 38.941105 ], [ -77.075742, 38.940826 ], [ -77.075695, 38.940743 ], [ -77.075418, 38.94024 ], [ -77.075037, 38.939545 ], [ -77.075641, 38.939337 ], [ -77.075791, 38.939286 ], [ -77.076128, 38.93918 ], [ -77.076284, 38.939136 ], [ -77.076438, 38.939099 ], [ -77.076541, 38.939077 ], [ -77.076667, 38.939055 ], [ -77.07673, 38.939045 ], [ -77.076857, 38.939027 ], [ -77.076921, 38.939019 ], [ -77.077113, 38.939001 ], [ -77.077335, 38.938988 ], [ -77.07744, 38.938984 ], [ -77.077597, 38.938981 ], [ -77.07765, 38.938981 ], [ -77.077742, 38.938978 ], [ -77.077785, 38.938974 ], [ -77.077821, 38.938968 ], [ -77.077922, 38.938943 ], [ -77.077978, 38.93893 ], [ -77.078039, 38.93892 ], [ -77.07795, 38.938454 ], [ -77.077886, 38.938138 ], [ -77.077881, 38.938106 ], [ -77.077869, 38.938041 ], [ -77.077855, 38.937977 ], [ -77.07783, 38.937878 ], [ -77.077762, 38.937647 ], [ -77.07768, 38.93736 ], [ -77.077594, 38.937074 ], [ -77.077539, 38.936885 ], [ -77.077424, 38.936494 ], [ -77.077322, 38.936159 ], [ -77.077215, 38.935794 ], [ -77.077187, 38.935701 ], [ -77.077146, 38.935559 ], [ -77.077081, 38.935323 ], [ -77.077063, 38.935212 ], [ -77.07705, 38.935101 ], [ -77.077045, 38.935045 ], [ -77.077038, 38.934933 ], [ -77.077036, 38.934822 ], [ -77.077037, 38.934766 ], [ -77.077037, 38.934522 ], [ -77.077041, 38.934154 ], [ -77.077045, 38.933589 ], [ -77.077048, 38.933488 ], [ -77.077514, 38.933487 ], [ -77.079049, 38.93349 ], [ -77.079467, 38.93349 ], [ -77.079572, 38.933487 ], [ -77.079614, 38.933484 ], [ -77.079655, 38.933478 ], [ -77.079694, 38.933466 ], [ -77.079731, 38.933451 ], [ -77.079765, 38.933432 ], [ -77.07997, 38.937596 ], [ -77.080049, 38.939188 ], [ -77.079443, 38.942037 ], [ -77.079204, 38.943163 ], [ -77.080327, 38.943163 ], [ -77.080431, 38.943163 ], [ -77.080885, 38.94316 ], [ -77.08142, 38.94316 ], [ -77.081271, 38.943333 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003600", "BLKGRPCE": "1", "GEOID": "110010036001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 76055.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9220632", "INTPTLON": "-077.0308616", "mobility_total": "1756", "mobility_same_house": "1193", "mobility_different_house": "555", "mobility_different_house_same_metro": "283", "mobility_different_house_different_metro": "272", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "8" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.032143, 38.923763 ], [ -77.031205, 38.923765 ], [ -77.030523, 38.923764 ], [ -77.029983, 38.923765 ], [ -77.029833, 38.923766 ], [ -77.029711, 38.923765 ], [ -77.029708, 38.923374 ], [ -77.029708, 38.922539 ], [ -77.029705, 38.922427 ], [ -77.0297, 38.922265 ], [ -77.0297, 38.921514 ], [ -77.029699, 38.921371 ], [ -77.029701, 38.921161 ], [ -77.029701, 38.921083 ], [ -77.029701, 38.920976 ], [ -77.0297, 38.920946 ], [ -77.0297, 38.920915 ], [ -77.029695, 38.920709 ], [ -77.029692, 38.92064 ], [ -77.029687, 38.920575 ], [ -77.029677, 38.920499 ], [ -77.029982, 38.920441 ], [ -77.030269, 38.920388 ], [ -77.031508, 38.920154 ], [ -77.031941, 38.920064 ], [ -77.031932, 38.920106 ], [ -77.031866, 38.920322 ], [ -77.031853, 38.920416 ], [ -77.031844, 38.920511 ], [ -77.031841, 38.920556 ], [ -77.03184, 38.920601 ], [ -77.031839, 38.92064 ], [ -77.031839, 38.92068 ], [ -77.031841, 38.920756 ], [ -77.031865, 38.920998 ], [ -77.031873, 38.921086 ], [ -77.03193, 38.92166 ], [ -77.032002, 38.922342 ], [ -77.03201, 38.922428 ], [ -77.032038, 38.922686 ], [ -77.032072, 38.923012 ], [ -77.032132, 38.923635 ], [ -77.032143, 38.923763 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003700", "BLKGRPCE": "1", "GEOID": "110010037001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 61333.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9225301", "INTPTLON": "-077.0336489", "mobility_total": "1618", "mobility_same_house": "1363", "mobility_different_house": "231", "mobility_different_house_same_metro": "117", "mobility_different_house_different_metro": "114", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "24" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.035309, 38.923433 ], [ -77.034893, 38.923449 ], [ -77.034822, 38.923452 ], [ -77.034071, 38.923491 ], [ -77.033515, 38.923524 ], [ -77.032699, 38.923575 ], [ -77.032467, 38.923591 ], [ -77.032345, 38.923601 ], [ -77.032132, 38.923635 ], [ -77.032072, 38.923012 ], [ -77.032038, 38.922686 ], [ -77.03201, 38.922428 ], [ -77.032002, 38.922342 ], [ -77.03193, 38.92166 ], [ -77.032342, 38.92163 ], [ -77.032455, 38.921623 ], [ -77.033566, 38.921556 ], [ -77.033988, 38.921527 ], [ -77.034441, 38.921499 ], [ -77.034888, 38.921475 ], [ -77.035214, 38.921455 ], [ -77.03524, 38.92197 ], [ -77.035272, 38.922559 ], [ -77.035309, 38.923295 ], [ -77.035309, 38.923433 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003900", "BLKGRPCE": "3", "GEOID": "110010039003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 75138.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9248557", "INTPTLON": "-077.0409898", "mobility_total": "1198", "mobility_same_house": "834", "mobility_different_house": "341", "mobility_different_house_same_metro": "179", "mobility_different_house_different_metro": "162", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "23" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.04355, 38.923516 ], [ -77.043315, 38.923671 ], [ -77.042856, 38.923981 ], [ -77.042446, 38.924252 ], [ -77.042027, 38.924539 ], [ -77.041521, 38.924874 ], [ -77.041051, 38.925192 ], [ -77.041079, 38.925217 ], [ -77.041099, 38.925233 ], [ -77.041121, 38.925247 ], [ -77.041149, 38.925263 ], [ -77.041533, 38.925444 ], [ -77.041556, 38.925456 ], [ -77.041579, 38.925466 ], [ -77.041604, 38.925472 ], [ -77.041576, 38.925817 ], [ -77.041553, 38.92607 ], [ -77.041545, 38.926144 ], [ -77.041533, 38.926186 ], [ -77.041501, 38.926267 ], [ -77.041227, 38.926791 ], [ -77.041219, 38.926816 ], [ -77.041214, 38.926837 ], [ -77.041214, 38.92686 ], [ -77.041001, 38.926789 ], [ -77.040874, 38.926755 ], [ -77.040568, 38.926671 ], [ -77.040508, 38.926653 ], [ -77.040413, 38.926626 ], [ -77.040113, 38.926541 ], [ -77.039797, 38.926444 ], [ -77.039749, 38.926413 ], [ -77.039711, 38.926374 ], [ -77.039663, 38.926317 ], [ -77.039541, 38.92607 ], [ -77.039496, 38.92602 ], [ -77.039375, 38.925894 ], [ -77.039355, 38.925877 ], [ -77.039333, 38.925862 ], [ -77.039309, 38.925848 ], [ -77.039284, 38.925836 ], [ -77.039052, 38.925716 ], [ -77.038516, 38.925418 ], [ -77.03845, 38.925357 ], [ -77.038656, 38.925235 ], [ -77.038825, 38.925133 ], [ -77.039149, 38.924945 ], [ -77.039463, 38.924764 ], [ -77.039667, 38.924648 ], [ -77.039936, 38.924486 ], [ -77.040143, 38.924352 ], [ -77.040338, 38.924226 ], [ -77.040415, 38.92418 ], [ -77.040964, 38.923811 ], [ -77.041346, 38.923559 ], [ -77.041412, 38.923513 ], [ -77.041544, 38.923421 ], [ -77.041835, 38.923241 ], [ -77.041877, 38.92321 ], [ -77.042094, 38.923055 ], [ -77.04233, 38.922895 ], [ -77.042684, 38.922661 ], [ -77.042729, 38.922819 ], [ -77.04274, 38.922847 ], [ -77.042753, 38.922874 ], [ -77.042768, 38.922901 ], [ -77.042784, 38.922927 ], [ -77.042803, 38.922953 ], [ -77.042844, 38.923001 ], [ -77.042868, 38.923024 ], [ -77.042893, 38.923046 ], [ -77.042919, 38.923067 ], [ -77.043009, 38.923123 ], [ -77.043032, 38.923136 ], [ -77.043105, 38.923172 ], [ -77.043156, 38.923194 ], [ -77.043183, 38.923204 ], [ -77.043211, 38.923213 ], [ -77.043269, 38.923228 ], [ -77.043329, 38.923237 ], [ -77.043359, 38.923239 ], [ -77.043677, 38.923425 ], [ -77.04355, 38.923516 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003900", "BLKGRPCE": "4", "GEOID": "110010039004", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 49178.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9247413", "INTPTLON": "-077.0433144", "mobility_total": "783", "mobility_same_house": "735", "mobility_different_house": "28", "mobility_different_house_same_metro": "16", "mobility_different_house_different_metro": "12", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "20" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.044739, 38.924585 ], [ -77.044722, 38.924746 ], [ -77.044668, 38.924809 ], [ -77.044643, 38.924862 ], [ -77.04463, 38.924934 ], [ -77.044623, 38.924983 ], [ -77.044617, 38.925026 ], [ -77.044614, 38.92508 ], [ -77.044603, 38.925151 ], [ -77.044591, 38.925223 ], [ -77.044567, 38.925344 ], [ -77.044553, 38.925409 ], [ -77.044532, 38.92548 ], [ -77.044508, 38.925551 ], [ -77.044481, 38.925622 ], [ -77.044445, 38.925706 ], [ -77.044416, 38.925766 ], [ -77.044369, 38.925854 ], [ -77.044316, 38.925941 ], [ -77.044271, 38.926009 ], [ -77.044251, 38.925996 ], [ -77.044195, 38.925954 ], [ -77.044178, 38.925938 ], [ -77.044146, 38.92591 ], [ -77.044129, 38.925897 ], [ -77.044103, 38.92588 ], [ -77.044084, 38.925869 ], [ -77.04402, 38.925835 ], [ -77.043841, 38.925744 ], [ -77.043719, 38.92568 ], [ -77.043457, 38.925544 ], [ -77.043408, 38.925519 ], [ -77.043386, 38.92551 ], [ -77.04334, 38.925497 ], [ -77.043313, 38.925492 ], [ -77.043285, 38.925488 ], [ -77.043259, 38.925486 ], [ -77.043234, 38.925483 ], [ -77.043156, 38.925477 ], [ -77.043052, 38.925474 ], [ -77.043026, 38.925475 ], [ -77.04255, 38.925475 ], [ -77.041907, 38.925475 ], [ -77.041753, 38.925474 ], [ -77.041631, 38.925476 ], [ -77.041604, 38.925472 ], [ -77.041579, 38.925466 ], [ -77.041556, 38.925456 ], [ -77.041533, 38.925444 ], [ -77.041149, 38.925263 ], [ -77.041121, 38.925247 ], [ -77.041099, 38.925233 ], [ -77.041079, 38.925217 ], [ -77.041051, 38.925192 ], [ -77.041521, 38.924874 ], [ -77.042027, 38.924539 ], [ -77.042446, 38.924252 ], [ -77.042856, 38.923981 ], [ -77.043315, 38.923671 ], [ -77.04355, 38.923516 ], [ -77.043677, 38.923425 ], [ -77.043714, 38.923446 ], [ -77.043906, 38.923527 ], [ -77.044113, 38.923619 ], [ -77.044339, 38.923721 ], [ -77.044458, 38.923778 ], [ -77.044485, 38.923792 ], [ -77.044532, 38.923821 ], [ -77.044551, 38.923835 ], [ -77.044579, 38.923859 ], [ -77.044607, 38.923888 ], [ -77.044638, 38.923932 ], [ -77.044659, 38.923966 ], [ -77.044685, 38.924023 ], [ -77.044717, 38.924126 ], [ -77.04472, 38.924167 ], [ -77.04473, 38.924355 ], [ -77.044738, 38.924454 ], [ -77.044739, 38.924585 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009102", "BLKGRPCE": "3", "GEOID": "110010091023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 148559.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9213505", "INTPTLON": "-076.9829537", "mobility_total": "2201", "mobility_same_house": "1910", "mobility_different_house": "291", "mobility_different_house_same_metro": "277", "mobility_different_house_different_metro": "14", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.98674, 38.922948 ], [ -76.98673, 38.922972 ], [ -76.986712, 38.922993 ], [ -76.986525, 38.923162 ], [ -76.9857, 38.923893 ], [ -76.985373, 38.92418 ], [ -76.985304, 38.924236 ], [ -76.985267, 38.924208 ], [ -76.985227, 38.924183 ], [ -76.984657, 38.923787 ], [ -76.984455, 38.923648 ], [ -76.98352, 38.923004 ], [ -76.98316, 38.92276 ], [ -76.983138, 38.922744 ], [ -76.983055, 38.922687 ], [ -76.98296, 38.922621 ], [ -76.982741, 38.922472 ], [ -76.982425, 38.922253 ], [ -76.982141, 38.922059 ], [ -76.981463, 38.921591 ], [ -76.980862, 38.921179 ], [ -76.980961, 38.921169 ], [ -76.980859, 38.921094 ], [ -76.980691, 38.921062 ], [ -76.979919, 38.92053 ], [ -76.979576, 38.920296 ], [ -76.979473, 38.920224 ], [ -76.979197, 38.920032 ], [ -76.979006, 38.919894 ], [ -76.979096, 38.919826 ], [ -76.979153, 38.919776 ], [ -76.979325, 38.919628 ], [ -76.979381, 38.919578 ], [ -76.979495, 38.919479 ], [ -76.979608, 38.919379 ], [ -76.979644, 38.919357 ], [ -76.979718, 38.919317 ], [ -76.979796, 38.919281 ], [ -76.979877, 38.919249 ], [ -76.97996, 38.919221 ], [ -76.980002, 38.919209 ], [ -76.980047, 38.9192 ], [ -76.980139, 38.919187 ], [ -76.980232, 38.919178 ], [ -76.980325, 38.919175 ], [ -76.980372, 38.919175 ], [ -76.980466, 38.919178 ], [ -76.980797, 38.919175 ], [ -76.981089, 38.919174 ], [ -76.981632, 38.919178 ], [ -76.98205, 38.919179 ], [ -76.982791, 38.919179 ], [ -76.983154, 38.91918 ], [ -76.983159, 38.919265 ], [ -76.983169, 38.919471 ], [ -76.983182, 38.919802 ], [ -76.983187, 38.919985 ], [ -76.983191, 38.920123 ], [ -76.9832, 38.920169 ], [ -76.983211, 38.920216 ], [ -76.983225, 38.920261 ], [ -76.983243, 38.920307 ], [ -76.983263, 38.920351 ], [ -76.983286, 38.920395 ], [ -76.983311, 38.920438 ], [ -76.98334, 38.920479 ], [ -76.983371, 38.92052 ], [ -76.983404, 38.920559 ], [ -76.983446, 38.9206 ], [ -76.983491, 38.92064 ], [ -76.983538, 38.920678 ], [ -76.983588, 38.920714 ], [ -76.983639, 38.920748 ], [ -76.983797, 38.920858 ], [ -76.983873, 38.92091 ], [ -76.983908, 38.920935 ], [ -76.983945, 38.920959 ], [ -76.984225, 38.92115 ], [ -76.984299, 38.921202 ], [ -76.984323, 38.92122 ], [ -76.984422, 38.921288 ], [ -76.984446, 38.921306 ], [ -76.984546, 38.921373 ], [ -76.984787, 38.921534 ], [ -76.98517, 38.9218 ], [ -76.985608, 38.922096 ], [ -76.985941, 38.922327 ], [ -76.986526, 38.922734 ], [ -76.986704, 38.922854 ], [ -76.986724, 38.922874 ], [ -76.986737, 38.922898 ], [ -76.986743, 38.922923 ], [ -76.98674, 38.922948 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "001402", "BLKGRPCE": "3", "GEOID": "110010014023", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 198140.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9584265", "INTPTLON": "-077.0698029", "mobility_total": "1454", "mobility_same_house": "1185", "mobility_different_house": "229", "mobility_different_house_same_metro": "142", "mobility_different_house_different_metro": "87", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "40" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.073309, 38.961017 ], [ -77.072364, 38.961017 ], [ -77.071998, 38.961018 ], [ -77.071606, 38.961016 ], [ -77.071331, 38.961018 ], [ -77.070995, 38.961018 ], [ -77.070831, 38.961013 ], [ -77.07078, 38.960923 ], [ -77.070638, 38.960665 ], [ -77.070575, 38.960553 ], [ -77.070437, 38.960318 ], [ -77.070302, 38.960316 ], [ -77.069135, 38.960318 ], [ -77.06877, 38.960316 ], [ -77.068741, 38.960322 ], [ -77.068715, 38.960332 ], [ -77.06866, 38.960361 ], [ -77.068631, 38.960329 ], [ -77.0685, 38.960191 ], [ -77.068398, 38.96009 ], [ -77.068367, 38.960062 ], [ -77.068306, 38.960004 ], [ -77.068213, 38.959918 ], [ -77.068181, 38.95989 ], [ -77.068119, 38.959833 ], [ -77.068008, 38.959736 ], [ -77.067936, 38.959676 ], [ -77.067839, 38.9596 ], [ -77.067764, 38.959544 ], [ -77.067641, 38.959458 ], [ -77.067543, 38.959388 ], [ -77.067443, 38.959318 ], [ -77.067266, 38.959203 ], [ -77.067084, 38.959094 ], [ -77.066919, 38.959001 ], [ -77.0667, 38.958885 ], [ -77.066542, 38.958806 ], [ -77.066381, 38.95873 ], [ -77.066301, 38.958694 ], [ -77.066279, 38.958681 ], [ -77.066256, 38.95867 ], [ -77.066208, 38.95865 ], [ -77.066183, 38.958642 ], [ -77.066132, 38.95863 ], [ -77.066105, 38.958625 ], [ -77.066037, 38.958618 ], [ -77.066166, 38.95855 ], [ -77.066205, 38.958513 ], [ -77.06632, 38.95843 ], [ -77.066683, 38.958178 ], [ -77.066918, 38.958016 ], [ -77.067061, 38.957916 ], [ -77.067105, 38.957883 ], [ -77.067128, 38.957867 ], [ -77.06715, 38.95785 ], [ -77.067284, 38.957751 ], [ -77.067372, 38.957681 ], [ -77.067395, 38.957664 ], [ -77.067416, 38.957646 ], [ -77.067439, 38.957629 ], [ -77.067482, 38.957593 ], [ -77.06769, 38.957415 ], [ -77.06781, 38.957293 ], [ -77.067943, 38.957145 ], [ -77.068015, 38.957059 ], [ -77.068048, 38.957016 ], [ -77.06808, 38.956972 ], [ -77.068139, 38.956883 ], [ -77.068153, 38.956859 ], [ -77.068234, 38.956729 ], [ -77.068383, 38.956493 ], [ -77.068472, 38.95636 ], [ -77.068554, 38.956229 ], [ -77.068622, 38.956126 ], [ -77.068729, 38.955958 ], [ -77.068843, 38.955786 ], [ -77.068875, 38.955736 ], [ -77.068904, 38.955684 ], [ -77.06893, 38.955632 ], [ -77.068952, 38.955578 ], [ -77.068982, 38.955497 ], [ -77.069006, 38.955428 ], [ -77.069062, 38.955285 ], [ -77.069111, 38.955144 ], [ -77.069157, 38.955002 ], [ -77.069206, 38.954861 ], [ -77.069219, 38.954819 ], [ -77.069227, 38.954771 ], [ -77.069228, 38.95475 ], [ -77.069228, 38.954722 ], [ -77.069226, 38.954694 ], [ -77.069231, 38.954663 ], [ -77.069236, 38.954639 ], [ -77.069243, 38.954615 ], [ -77.069313, 38.954431 ], [ -77.069425, 38.954336 ], [ -77.069497, 38.954459 ], [ -77.069578, 38.954602 ], [ -77.06963, 38.954691 ], [ -77.069739, 38.954881 ], [ -77.069908, 38.955167 ], [ -77.070122, 38.955533 ], [ -77.0702, 38.955669 ], [ -77.070411, 38.956033 ], [ -77.070544, 38.956263 ], [ -77.070977, 38.957001 ], [ -77.071107, 38.957223 ], [ -77.071288, 38.957532 ], [ -77.071406, 38.957739 ], [ -77.071607, 38.95809 ], [ -77.071744, 38.958321 ], [ -77.071765, 38.958359 ], [ -77.07211, 38.958949 ], [ -77.072154, 38.959026 ], [ -77.072235, 38.959169 ], [ -77.072537, 38.959687 ], [ -77.072904, 38.960316 ], [ -77.07326, 38.960931 ], [ -77.073309, 38.961017 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "010900", "BLKGRPCE": "1", "GEOID": "110010109001", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 110841.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8221080", "INTPTLON": "-077.0094230", "mobility_total": "1876", "mobility_same_house": "1583", "mobility_different_house": "293", "mobility_different_house_same_metro": "273", "mobility_different_house_different_metro": "20", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.011858, 38.823588 ], [ -77.0118, 38.823597 ], [ -77.011742, 38.8236 ], [ -77.010966, 38.823601 ], [ -77.010885, 38.8236 ], [ -77.010674, 38.823599 ], [ -77.010334, 38.823601 ], [ -77.009651, 38.823599 ], [ -77.009574, 38.823599 ], [ -77.009529, 38.8236 ], [ -77.008973, 38.823602 ], [ -77.008619, 38.8236 ], [ -77.008475, 38.8236 ], [ -77.008404, 38.823602 ], [ -77.008226, 38.823613 ], [ -77.008124, 38.823625 ], [ -77.008086, 38.823631 ], [ -77.007759, 38.82292 ], [ -77.007623, 38.822658 ], [ -77.007458, 38.82235 ], [ -77.007254, 38.822032 ], [ -77.007235, 38.821981 ], [ -77.007229, 38.821956 ], [ -77.007226, 38.821924 ], [ -77.007226, 38.821422 ], [ -77.007235, 38.820674 ], [ -77.007233, 38.820541 ], [ -77.007231, 38.82047 ], [ -77.007329, 38.82052 ], [ -77.007361, 38.82054 ], [ -77.007382, 38.820552 ], [ -77.007405, 38.820562 ], [ -77.007626, 38.820671 ], [ -77.007667, 38.820688 ], [ -77.007709, 38.820703 ], [ -77.007752, 38.820717 ], [ -77.007796, 38.82073 ], [ -77.007886, 38.820751 ], [ -77.007931, 38.82076 ], [ -77.008024, 38.820772 ], [ -77.008102, 38.820777 ], [ -77.008135, 38.820777 ], [ -77.008167, 38.820778 ], [ -77.008268, 38.820775 ], [ -77.008361, 38.820767 ], [ -77.008393, 38.820763 ], [ -77.00902, 38.82067 ], [ -77.009406, 38.82061 ], [ -77.009772, 38.820555 ], [ -77.009856, 38.820542 ], [ -77.010841, 38.820398 ], [ -77.010967, 38.820379 ], [ -77.010975, 38.820558 ], [ -77.010979, 38.820893 ], [ -77.010984, 38.821014 ], [ -77.010991, 38.821111 ], [ -77.010996, 38.821165 ], [ -77.011018, 38.821327 ], [ -77.011044, 38.821468 ], [ -77.011063, 38.821555 ], [ -77.011085, 38.821641 ], [ -77.011109, 38.821726 ], [ -77.01116, 38.821885 ], [ -77.011186, 38.821958 ], [ -77.011214, 38.82203 ], [ -77.011244, 38.822102 ], [ -77.011276, 38.822173 ], [ -77.011305, 38.822242 ], [ -77.011334, 38.822307 ], [ -77.011365, 38.822379 ], [ -77.011394, 38.822448 ], [ -77.011489, 38.822665 ], [ -77.011557, 38.82282 ], [ -77.011575, 38.822859 ], [ -77.01173, 38.823223 ], [ -77.011886, 38.823582 ], [ -77.011858, 38.823588 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009810", "BLKGRPCE": "1", "GEOID": "110010098101", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 284881.000000, "AWATER": 14058.000000, "INTPTLAT": "+38.8260370", "INTPTLON": "-077.0037886", "mobility_total": "1378", "mobility_same_house": "1003", "mobility_different_house": "375", "mobility_different_house_same_metro": "369", "mobility_different_house_different_metro": "6", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.005911, 38.824133 ], [ -77.005881, 38.824158 ], [ -77.00585, 38.824189 ], [ -77.005791, 38.824258 ], [ -77.005758, 38.824302 ], [ -77.005694, 38.824398 ], [ -77.005658, 38.824456 ], [ -77.005624, 38.824515 ], [ -77.005579, 38.824599 ], [ -77.005539, 38.824682 ], [ -77.005518, 38.824735 ], [ -77.005501, 38.824785 ], [ -77.005479, 38.82486 ], [ -77.005459, 38.824946 ], [ -77.005451, 38.824989 ], [ -77.005448, 38.825012 ], [ -77.005438, 38.82511 ], [ -77.005434, 38.825151 ], [ -77.005429, 38.825225 ], [ -77.005429, 38.825274 ], [ -77.005431, 38.825321 ], [ -77.005442, 38.825414 ], [ -77.005459, 38.825519 ], [ -77.005559, 38.826055 ], [ -77.00557, 38.826121 ], [ -77.005574, 38.82614 ], [ -77.005606, 38.826321 ], [ -77.005645, 38.826526 ], [ -77.005659, 38.826594 ], [ -77.005684, 38.826731 ], [ -77.005693, 38.826785 ], [ -77.005878, 38.827794 ], [ -77.005883, 38.827826 ], [ -77.005891, 38.827891 ], [ -77.005889, 38.828022 ], [ -77.005889, 38.828088 ], [ -77.005886, 38.828286 ], [ -77.005883, 38.82875 ], [ -77.005884, 38.828959 ], [ -77.005884, 38.829198 ], [ -77.005885, 38.829399 ], [ -77.005886, 38.830217 ], [ -77.005887, 38.830781 ], [ -77.005885, 38.831206 ], [ -77.005166, 38.83113 ], [ -77.003952, 38.830997 ], [ -77.003858, 38.830987 ], [ -77.003712, 38.830972 ], [ -77.003538, 38.830965 ], [ -77.00338, 38.830959 ], [ -77.003333, 38.830958 ], [ -77.00261, 38.830957 ], [ -77.00203, 38.830958 ], [ -77.002025, 38.830505 ], [ -77.002022, 38.830094 ], [ -77.002023, 38.82979 ], [ -77.002022, 38.829339 ], [ -77.002025, 38.829229 ], [ -77.002033, 38.829081 ], [ -77.002048, 38.828915 ], [ -77.002073, 38.828715 ], [ -77.002089, 38.82861 ], [ -77.0021, 38.828556 ], [ -77.002149, 38.828343 ], [ -77.002191, 38.828184 ], [ -77.002222, 38.828078 ], [ -77.002324, 38.827796 ], [ -77.002342, 38.827752 ], [ -77.002358, 38.827709 ], [ -77.002373, 38.827664 ], [ -77.002386, 38.82762 ], [ -77.002406, 38.82753 ], [ -77.002413, 38.827485 ], [ -77.002418, 38.82744 ], [ -77.002422, 38.827394 ], [ -77.002424, 38.827349 ], [ -77.002422, 38.827298 ], [ -77.002418, 38.827247 ], [ -77.002412, 38.827197 ], [ -77.002404, 38.827147 ], [ -77.002393, 38.827097 ], [ -77.00238, 38.827047 ], [ -77.002365, 38.826998 ], [ -77.002348, 38.826949 ], [ -77.002329, 38.826901 ], [ -77.002307, 38.826853 ], [ -77.002139, 38.826515 ], [ -77.002081, 38.826398 ], [ -77.001937, 38.826098 ], [ -77.0018, 38.825823 ], [ -77.001664, 38.825547 ], [ -77.00144, 38.825077 ], [ -77.001426, 38.825043 ], [ -77.001413, 38.825008 ], [ -77.001392, 38.824938 ], [ -77.001381, 38.824891 ], [ -77.001371, 38.82483 ], [ -77.001368, 38.8248 ], [ -77.001364, 38.824739 ], [ -77.001366, 38.824647 ], [ -77.001371, 38.824585 ], [ -77.001381, 38.824523 ], [ -77.001398, 38.824462 ], [ -77.001408, 38.824432 ], [ -77.001435, 38.824373 ], [ -77.00145, 38.824345 ], [ -77.001467, 38.824316 ], [ -77.001486, 38.824292 ], [ -77.001528, 38.824245 ], [ -77.001551, 38.824222 ], [ -77.001575, 38.824201 ], [ -77.001627, 38.82416 ], [ -77.001655, 38.824141 ], [ -77.001684, 38.824123 ], [ -77.001714, 38.824106 ], [ -77.001904, 38.824018 ], [ -77.002118, 38.823926 ], [ -77.002209, 38.823886 ], [ -77.002003, 38.823601 ], [ -77.001983, 38.823569 ], [ -77.001959, 38.823519 ], [ -77.001943, 38.823466 ], [ -77.001934, 38.823428 ], [ -77.001928, 38.823389 ], [ -77.001926, 38.82337 ], [ -77.001924, 38.823331 ], [ -77.001924, 38.823311 ], [ -77.001927, 38.823272 ], [ -77.001951, 38.822738 ], [ -77.001976, 38.822234 ], [ -77.001984, 38.822204 ], [ -77.001992, 38.822181 ], [ -77.002017, 38.822144 ], [ -77.002044, 38.822117 ], [ -77.002128, 38.822029 ], [ -77.002187, 38.821965 ], [ -77.002433, 38.822139 ], [ -77.002476, 38.822166 ], [ -77.002563, 38.822218 ], [ -77.002608, 38.822243 ], [ -77.002698, 38.822291 ], [ -77.00279, 38.822338 ], [ -77.002884, 38.822382 ], [ -77.003178, 38.822511 ], [ -77.004473, 38.823083 ], [ -77.004543, 38.823114 ], [ -77.004666, 38.823169 ], [ -77.004769, 38.823215 ], [ -77.004866, 38.823262 ], [ -77.005055, 38.82336 ], [ -77.005147, 38.823411 ], [ -77.005238, 38.823464 ], [ -77.00543, 38.823594 ], [ -77.005479, 38.823631 ], [ -77.005529, 38.823667 ], [ -77.005631, 38.823747 ], [ -77.005716, 38.823817 ], [ -77.005784, 38.823876 ], [ -77.005846, 38.823932 ], [ -77.005907, 38.823991 ], [ -77.006002, 38.824091 ], [ -77.005911, 38.824133 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "002701", "BLKGRPCE": "4", "GEOID": "110010027014", "NAMELSAD": "Block Group 4", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 55775.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9364818", "INTPTLON": "-077.0376069", "mobility_total": "1707", "mobility_same_house": "1255", "mobility_different_house": "422", "mobility_different_house_same_metro": "349", "mobility_different_house_different_metro": "73", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "30" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.039136, 38.936112 ], [ -77.039131, 38.936146 ], [ -77.039115, 38.936178 ], [ -77.03865, 38.93675 ], [ -77.038628, 38.936781 ], [ -77.038608, 38.936813 ], [ -77.038591, 38.936846 ], [ -77.038577, 38.93688 ], [ -77.038567, 38.936912 ], [ -77.038562, 38.936931 ], [ -77.038556, 38.936965 ], [ -77.038554, 38.936983 ], [ -77.038553, 38.937017 ], [ -77.038558, 38.937069 ], [ -77.038565, 38.937103 ], [ -77.038571, 38.937126 ], [ -77.03858, 38.937148 ], [ -77.038592, 38.93717 ], [ -77.038605, 38.937191 ], [ -77.038621, 38.937211 ], [ -77.037998, 38.937563 ], [ -77.037746, 38.937699 ], [ -77.037621, 38.937761 ], [ -77.03743, 38.937852 ], [ -77.037301, 38.93791 ], [ -77.037171, 38.937966 ], [ -77.037024, 38.938026 ], [ -77.036859, 38.938088 ], [ -77.036692, 38.938148 ], [ -77.036445, 38.938231 ], [ -77.036445, 38.938047 ], [ -77.036446, 38.937925 ], [ -77.036447, 38.93773 ], [ -77.036447, 38.937427 ], [ -77.036447, 38.937281 ], [ -77.036449, 38.937068 ], [ -77.03645, 38.936931 ], [ -77.03645, 38.936802 ], [ -77.036449, 38.936732 ], [ -77.036449, 38.936376 ], [ -77.036449, 38.936078 ], [ -77.036451, 38.935401 ], [ -77.036451, 38.934966 ], [ -77.036601, 38.935026 ], [ -77.037001, 38.93518 ], [ -77.037051, 38.935201 ], [ -77.036905, 38.935439 ], [ -77.036893, 38.935458 ], [ -77.036898, 38.93548 ], [ -77.036921, 38.935499 ], [ -77.03783, 38.935858 ], [ -77.037861, 38.935865 ], [ -77.0379, 38.935869 ], [ -77.03795, 38.935869 ], [ -77.037995, 38.935868 ], [ -77.038053, 38.935854 ], [ -77.038071, 38.935733 ], [ -77.038116, 38.935436 ], [ -77.038705, 38.934512 ], [ -77.038739, 38.934463 ], [ -77.038816, 38.934398 ], [ -77.038805, 38.934661 ], [ -77.038775, 38.935165 ], [ -77.038776, 38.935194 ], [ -77.03878, 38.935223 ], [ -77.038787, 38.935252 ], [ -77.038796, 38.93528 ], [ -77.038811, 38.935312 ], [ -77.038829, 38.935342 ], [ -77.038849, 38.935372 ], [ -77.038872, 38.9354 ], [ -77.03898, 38.935504 ], [ -77.039076, 38.935595 ], [ -77.039102, 38.935628 ], [ -77.039121, 38.935663 ], [ -77.039133, 38.9357 ], [ -77.039135, 38.935738 ], [ -77.039136, 38.936112 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003000", "BLKGRPCE": "2", "GEOID": "110010030002", "NAMELSAD": "Block Group 2", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 96640.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9276802", "INTPTLON": "-077.0298983", "mobility_total": "1894", "mobility_same_house": "1702", "mobility_different_house": "192", "mobility_different_house_same_metro": "74", "mobility_different_house_different_metro": "118", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.032612, 38.928805 ], [ -77.032579, 38.928763 ], [ -77.032555, 38.928736 ], [ -77.03251, 38.928708 ], [ -77.032461, 38.928683 ], [ -77.032398, 38.928664 ], [ -77.032368, 38.928656 ], [ -77.032306, 38.928644 ], [ -77.032274, 38.92864 ], [ -77.032211, 38.928635 ], [ -77.032179, 38.928634 ], [ -77.032003, 38.928635 ], [ -77.031077, 38.928637 ], [ -77.029708, 38.928635 ], [ -77.028795, 38.928632 ], [ -77.02837, 38.928632 ], [ -77.028335, 38.928634 ], [ -77.028311, 38.928634 ], [ -77.028276, 38.928636 ], [ -77.028186, 38.928644 ], [ -77.028095, 38.928651 ], [ -77.027734, 38.928683 ], [ -77.02751, 38.928705 ], [ -77.027443, 38.928429 ], [ -77.027408, 38.928286 ], [ -77.027339, 38.928006 ], [ -77.027273, 38.927731 ], [ -77.027201, 38.927428 ], [ -77.027115, 38.927078 ], [ -77.027052, 38.926806 ], [ -77.027046, 38.926749 ], [ -77.027102, 38.926743 ], [ -77.027187, 38.92674 ], [ -77.02829, 38.92674 ], [ -77.028741, 38.926738 ], [ -77.029594, 38.926741 ], [ -77.029707, 38.926742 ], [ -77.029879, 38.926742 ], [ -77.029985, 38.926743 ], [ -77.031283, 38.926742 ], [ -77.031456, 38.92674 ], [ -77.031561, 38.92674 ], [ -77.031855, 38.926737 ], [ -77.032005, 38.926729 ], [ -77.032055, 38.926725 ], [ -77.032169, 38.926687 ], [ -77.032407, 38.926573 ], [ -77.032518, 38.927538 ], [ -77.03259, 38.928533 ], [ -77.032612, 38.928805 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003600", "BLKGRPCE": "3", "GEOID": "110010036003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 156013.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9237056", "INTPTLON": "-077.0283809", "mobility_total": "1647", "mobility_same_house": "1273", "mobility_different_house": "357", "mobility_different_house_same_metro": "303", "mobility_different_house_different_metro": "54", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "17" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.029711, 38.924755 ], [ -77.029711, 38.925748 ], [ -77.029707, 38.926742 ], [ -77.029594, 38.926741 ], [ -77.028741, 38.926738 ], [ -77.02829, 38.92674 ], [ -77.027187, 38.92674 ], [ -77.027102, 38.926743 ], [ -77.027046, 38.926749 ], [ -77.027043, 38.92672 ], [ -77.027037, 38.926633 ], [ -77.027038, 38.926411 ], [ -77.027038, 38.92613 ], [ -77.02704, 38.925853 ], [ -77.02704, 38.925755 ], [ -77.027039, 38.924765 ], [ -77.027039, 38.923907 ], [ -77.027038, 38.923849 ], [ -77.027038, 38.923767 ], [ -77.027037, 38.923476 ], [ -77.027037, 38.923029 ], [ -77.027035, 38.922658 ], [ -77.027036, 38.922428 ], [ -77.027036, 38.920763 ], [ -77.028, 38.920708 ], [ -77.028085, 38.920704 ], [ -77.028399, 38.920687 ], [ -77.028455, 38.920683 ], [ -77.028681, 38.92067 ], [ -77.028738, 38.920666 ], [ -77.028799, 38.920664 ], [ -77.028834, 38.920661 ], [ -77.028866, 38.920657 ], [ -77.029394, 38.92055 ], [ -77.029491, 38.920528 ], [ -77.029677, 38.920499 ], [ -77.029687, 38.920575 ], [ -77.029692, 38.92064 ], [ -77.029695, 38.920709 ], [ -77.0297, 38.920915 ], [ -77.0297, 38.920946 ], [ -77.029701, 38.920976 ], [ -77.029701, 38.921083 ], [ -77.029701, 38.921161 ], [ -77.029699, 38.921371 ], [ -77.0297, 38.921514 ], [ -77.0297, 38.922265 ], [ -77.029705, 38.922427 ], [ -77.029708, 38.922539 ], [ -77.029708, 38.923374 ], [ -77.029711, 38.923765 ], [ -77.029711, 38.923846 ], [ -77.029712, 38.923881 ], [ -77.029711, 38.924755 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "003800", "BLKGRPCE": "3", "GEOID": "110010038003", "NAMELSAD": "Block Group 3", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 91281.000000, "AWATER": 0.000000, "INTPTLAT": "+38.9242878", "INTPTLON": "-077.0383925", "mobility_total": "878", "mobility_same_house": "732", "mobility_different_house": "136", "mobility_different_house_same_metro": "111", "mobility_different_house_different_metro": "25", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "10" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -77.041877, 38.92321 ], [ -77.041835, 38.923241 ], [ -77.041544, 38.923421 ], [ -77.041412, 38.923513 ], [ -77.041346, 38.923559 ], [ -77.040964, 38.923811 ], [ -77.040415, 38.92418 ], [ -77.040338, 38.924226 ], [ -77.040143, 38.924352 ], [ -77.039936, 38.924486 ], [ -77.039667, 38.924648 ], [ -77.039463, 38.924764 ], [ -77.039149, 38.924945 ], [ -77.038825, 38.925133 ], [ -77.038656, 38.925235 ], [ -77.03845, 38.925357 ], [ -77.038366, 38.925405 ], [ -77.03797, 38.925636 ], [ -77.036939, 38.926285 ], [ -77.036849, 38.926333 ], [ -77.036599, 38.92647 ], [ -77.036488, 38.926525 ], [ -77.036489, 38.926272 ], [ -77.036488, 38.926183 ], [ -77.036487, 38.92588 ], [ -77.036486, 38.925793 ], [ -77.036486, 38.925604 ], [ -77.036483, 38.924826 ], [ -77.036484, 38.924765 ], [ -77.036489, 38.924227 ], [ -77.036489, 38.92342 ], [ -77.036491, 38.92325 ], [ -77.037766, 38.923204 ], [ -77.038996, 38.923159 ], [ -77.039331, 38.92315 ], [ -77.0397, 38.923134 ], [ -77.040225, 38.923114 ], [ -77.041385, 38.923078 ], [ -77.041474, 38.923074 ], [ -77.041829, 38.923061 ], [ -77.042094, 38.923055 ], [ -77.041877, 38.92321 ] ] ] } },
{ "type": "Feature", "properties": { "STATEFP": "11", "COUNTYFP": "001", "TRACTCE": "009602", "BLKGRPCE": "1", "GEOID": "110010096021", "NAMELSAD": "Block Group 1", "MTFCC": "G5030", "FUNCSTAT": "S", "ALAND": 466860.000000, "AWATER": 0.000000, "INTPTLAT": "+38.8996467", "INTPTLON": "-076.9499081", "mobility_total": "1487", "mobility_same_house": "1191", "mobility_different_house": "296", "mobility_different_house_same_metro": "296", "mobility_different_house_different_metro": "0", "mobility_different_house_outside_stat_area": "0", "mobility_abroad": "0" }, "geometry": { "type": "Polygon", "coordinates": [ [ [ -76.957546, 38.897162 ], [ -76.953429, 38.897297 ], [ -76.953423, 38.897615 ], [ -76.953411, 38.897761 ], [ -76.953409, 38.898163 ], [ -76.953405, 38.898619 ], [ -76.953408, 38.898867 ], [ -76.953418, 38.899165 ], [ -76.953435, 38.899463 ], [ -76.953446, 38.899622 ], [ -76.953445, 38.899647 ], [ -76.953438, 38.899687 ], [ -76.953428, 38.899719 ], [ -76.953417, 38.899742 ], [ -76.95339, 38.899784 ], [ -76.953358, 38.899824 ], [ -76.953314, 38.899864 ], [ -76.953165, 38.900005 ], [ -76.953055, 38.90009 ], [ -76.952971, 38.900156 ], [ -76.952561, 38.900474 ], [ -76.951497, 38.90131 ], [ -76.951422, 38.901368 ], [ -76.95127, 38.901488 ], [ -76.950504, 38.902093 ], [ -76.949825, 38.902625 ], [ -76.949741, 38.90269 ], [ -76.949878, 38.902806 ], [ -76.949921, 38.902842 ], [ -76.949724, 38.903055 ], [ -76.949558, 38.90336 ], [ -76.949543, 38.903422 ], [ -76.949543, 38.903508 ], [ -76.949534, 38.903595 ], [ -76.949481, 38.903699 ], [ -76.949405, 38.903767 ], [ -76.949278, 38.903848 ], [ -76.949009, 38.904041 ], [ -76.948864, 38.904163 ], [ -76.948784, 38.904237 ], [ -76.948738, 38.904307 ], [ -76.948702, 38.904387 ], [ -76.948784, 38.90443 ], [ -76.948686, 38.904642 ], [ -76.94862, 38.90474 ], [ -76.948528, 38.904805 ], [ -76.94836, 38.904943 ], [ -76.948312, 38.904902 ], [ -76.947921, 38.904568 ], [ -76.947502, 38.90422 ], [ -76.947138, 38.903911 ], [ -76.946968, 38.903769 ], [ -76.946729, 38.903572 ], [ -76.946585, 38.903444 ], [ -76.946532, 38.903387 ], [ -76.946484, 38.903327 ], [ -76.946443, 38.903264 ], [ -76.946407, 38.903199 ], [ -76.946378, 38.903132 ], [ -76.946356, 38.903063 ], [ -76.946342, 38.902992 ], [ -76.946325, 38.902921 ], [ -76.946303, 38.902851 ], [ -76.946278, 38.902782 ], [ -76.946248, 38.902714 ], [ -76.946214, 38.902647 ], [ -76.946172, 38.902572 ], [ -76.946124, 38.902499 ], [ -76.946071, 38.902428 ], [ -76.946014, 38.902359 ], [ -76.945953, 38.902292 ], [ -76.945887, 38.902228 ], [ -76.945728, 38.902093 ], [ -76.94559, 38.902189 ], [ -76.945491, 38.90227 ], [ -76.945338, 38.902391 ], [ -76.945257, 38.902454 ], [ -76.945262, 38.9024 ], [ -76.945275, 38.902376 ], [ -76.945279, 38.90235 ], [ -76.945279, 38.902302 ], [ -76.945278, 38.902275 ], [ -76.945272, 38.902247 ], [ -76.945259, 38.902222 ], [ -76.945243, 38.902199 ], [ -76.945225, 38.902177 ], [ -76.945206, 38.90215 ], [ -76.945187, 38.90212 ], [ -76.945168, 38.902092 ], [ -76.94515, 38.90207 ], [ -76.94513, 38.902051 ], [ -76.945113, 38.902029 ], [ -76.945097, 38.902005 ], [ -76.945079, 38.901981 ], [ -76.945055, 38.90196 ], [ -76.945027, 38.90194 ], [ -76.944999, 38.901923 ], [ -76.944975, 38.90191 ], [ -76.944892, 38.901858 ], [ -76.944847, 38.901827 ], [ -76.944802, 38.901803 ], [ -76.944712, 38.901739 ], [ -76.944673, 38.901712 ], [ -76.944543, 38.901622 ], [ -76.944517, 38.901604 ], [ -76.944477, 38.90158 ], [ -76.94442, 38.901546 ], [ -76.944387, 38.901534 ], [ -76.944344, 38.901521 ], [ -76.94432, 38.901512 ], [ -76.944293, 38.901504 ], [ -76.944257, 38.901496 ], [ -76.944227, 38.901486 ], [ -76.944186, 38.901479 ], [ -76.94415, 38.901474 ], [ -76.944222, 38.901418 ], [ -76.946592, 38.8993 ], [ -76.94919, 38.896579 ], [ -76.949339, 38.896424 ], [ -76.950742, 38.895811 ], [ -76.951293, 38.89557 ], [ -76.951758, 38.895639 ], [ -76.951929, 38.895674 ], [ -76.952149, 38.895707 ], [ -76.952179, 38.895739 ], [ -76.952289, 38.896001 ], [ -76.952613, 38.895976 ], [ -76.952909, 38.895985 ], [ -76.953302, 38.896036 ], [ -76.953913, 38.896101 ], [ -76.954177, 38.896129 ], [ -76.954816, 38.896162 ], [ -76.957495, 38.896537 ], [ -76.957512, 38.896745 ], [ -76.957546, 38.897162 ] ] ] } }
]
}