---
title: Day 3 – Polygons – Software Developers Prevailing Wages
permalink: day-3-polygons-software-developers-prevailing-wages
date: 2025-11-03T23:10:21-05:00
tags:
  - 30DayMapChallenge
  - Python
  - DataViz
  - Maps
  - US
---

### Day 3 – Polygons
**[Challenge Description](https://30daymapchallenge.com/#:~:text=Challenge%20Classic%3A%20Create%20a%20map%20focused%20on%20area%20features%20(e.g.%2C%20administrative%20regions%2C%20land%20use%2C%20boundaries).%20Use%20fills%2C%20patterns%2C%20and%20choropleth%20techniques.):** Create a map focused on area features (e.g., administrative regions, land use, boundaries). Use fills, patterns, and choropleth techniques.


### My Submission

Maps visualizing software developers’ prevailing wages across U.S. counties.

#### Hourly Wage - Level 1
![Software Developers Prevailing Wage by County Level 1 Hourly](../assets/Software%20Developers%20Prevailing%20Wage%20by%20County%20Level%201%20Hourly.png)

[Click here to view high-quality PDF ⬆️](../assets/Software%20Developers%20Prevailing%20Wage%20by%20County%20Level%201%20Hourly.pdf)

#### Annual Wage - Level 1

![Software Developers Prevailing Wage by County Level 1 Annual](../assets/Software%20Developers%20Prevailing%20Wage%20by%20County%20Level%201%20Annual.png)

[Click here to view high-quality PDF ⬆️](../assets/Software%20Developers%20Prevailing%20Wage%20by%20County%20Level%201%20Annual.pdf)


#### Annual Wage - Level 1 - 4
![Software Developers Prevailing Wage by County Levels 1-4](../assets/Software%20Developers%20Prevailing%20Wage%20by%20County%20Levels%201-4.png)

[Click here to view high-quality PDF ⬆️](../assets/Software%20Developers%20Prevailing%20Wage%20by%20County%20Levels%201-4.pdf)

#### Level Comparisons
![Software Developers Prevailing Wage Level Comparisons by County](../assets/Software%20Developers%20Prevailing%20Wage%20Level%20Comparisons%20by%20County.png)

[Click here to view high-quality PDF ⬆️](../assets/Software%20Developers%20Prevailing%20Wage%20Level%20Comparisons%20by%20County.pdf)


### References  

- Source Data: [US Department of Labor, Office of Foreign Labor Certification (OFLC)](https://flag.dol.gov/wage-data/wage-data-downloads)


*Made by [Matt Zhu](https://mattzhu.net) for the [#30DayMapChallenge](https://30daymapchallenge.com/).*