{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://redfin.com/schemas/redfin/property.json",
  "title": "Redfin Property",
  "description": "A real estate property listing as represented in the Redfin Stingray API, including address, price, physical characteristics, and listing metadata.",
  "type": "object",
  "required": ["propertyId", "address"],
  "properties": {
    "propertyId": {
      "type": "integer",
      "description": "Unique Redfin property identifier."
    },
    "listingId": {
      "type": "integer",
      "description": "Unique Redfin listing identifier. A property may have multiple listings over time."
    },
    "mlsId": {
      "type": "string",
      "description": "MLS listing identifier assigned by the local Multiple Listing Service."
    },
    "address": {
      "$ref": "#/$defs/Address"
    },
    "price": {
      "type": "number",
      "minimum": 0,
      "description": "Current listing or last sale price in USD."
    },
    "beds": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of bedrooms."
    },
    "baths": {
      "type": "number",
      "minimum": 0,
      "description": "Number of bathrooms, may include half-baths as 0.5."
    },
    "sqFt": {
      "type": "integer",
      "minimum": 0,
      "description": "Approximate living area in square feet."
    },
    "lotSize": {
      "type": "integer",
      "minimum": 0,
      "description": "Lot size in square feet."
    },
    "yearBuilt": {
      "type": "integer",
      "minimum": 1600,
      "maximum": 2030,
      "description": "Year the property was constructed."
    },
    "stories": {
      "type": "integer",
      "minimum": 1,
      "description": "Number of stories or levels in the building."
    },
    "propertyType": {
      "type": "string",
      "enum": ["house", "condo", "townhouse", "multi-family", "land", "other"],
      "description": "Type of property."
    },
    "propertyTypeCode": {
      "type": "integer",
      "enum": [1, 2, 3, 4, 5, 6],
      "description": "Numeric property type code (1=house, 2=condo, 3=townhouse, 4=multi-family, 5=land, 6=other)."
    },
    "listingStatus": {
      "type": "string",
      "enum": ["active", "pending", "sold", "off-market", "contingent"],
      "description": "Current listing status."
    },
    "listingType": {
      "type": "string",
      "description": "Type of listing source (e.g., MLS, FSBO)."
    },
    "daysOnMarket": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of days the property has been actively listed."
    },
    "latitude": {
      "type": "number",
      "minimum": -90,
      "maximum": 90,
      "description": "Latitude coordinate of the property."
    },
    "longitude": {
      "type": "number",
      "minimum": -180,
      "maximum": 180,
      "description": "Longitude coordinate of the property."
    },
    "url": {
      "type": "string",
      "description": "Relative URL path to the property listing on Redfin."
    },
    "redfinEstimate": {
      "type": "number",
      "minimum": 0,
      "description": "Redfin automated valuation model (AVM) estimate in USD."
    },
    "hasGarage": {
      "type": "boolean",
      "description": "Whether the property has a garage."
    },
    "hasBasement": {
      "type": "boolean",
      "description": "Whether the property has a basement."
    },
    "parkingSpaces": {
      "type": "integer",
      "minimum": 0,
      "description": "Number of parking spaces."
    },
    "hoaFee": {
      "type": "number",
      "minimum": 0,
      "description": "Monthly HOA fee in USD, 0 if no HOA."
    },
    "history": {
      "type": "array",
      "description": "Historical events for the property including sales, price changes, and listing status changes.",
      "items": {
        "$ref": "#/$defs/PropertyHistoryEvent"
      }
    }
  },
  "$defs": {
    "Address": {
      "type": "object",
      "description": "Physical address of a property.",
      "required": ["streetAddress", "city", "state", "zip"],
      "properties": {
        "streetAddress": {
          "type": "string",
          "description": "Street number and name."
        },
        "city": {
          "type": "string",
          "description": "City name."
        },
        "state": {
          "type": "string",
          "minLength": 2,
          "maxLength": 2,
          "pattern": "^[A-Z]{2}$",
          "description": "Two-letter US state abbreviation."
        },
        "zip": {
          "type": "string",
          "pattern": "^[0-9]{5}(-[0-9]{4})?$",
          "description": "5-digit or 9-digit US ZIP code."
        }
      }
    },
    "PropertyHistoryEvent": {
      "type": "object",
      "description": "A historical event in a property's listing or sale history.",
      "required": ["eventDate", "eventType"],
      "properties": {
        "eventDate": {
          "type": "string",
          "format": "date",
          "description": "Date of the event."
        },
        "eventType": {
          "type": "string",
          "enum": ["Listed", "Sold", "PriceChange", "Pending", "Delisted", "Relisted"],
          "description": "Type of historical event."
        },
        "price": {
          "type": "number",
          "minimum": 0,
          "description": "Price associated with the event in USD."
        },
        "source": {
          "type": "string",
          "description": "Data source for the event record (e.g., MLS name)."
        }
      }
    }
  }
}