Thursday, April 10, 2014
GeoJSON Your Google Maps
You can check out the finished map here. The map allows you to view choropleth layers of demographic data for US states. The map uses GeoJSON to load the US state polygons. The tutorial itself explains how you can load GeoJSON files from Google Maps Engine using the Google Maps API. There is also a useful explanation of how you can load GeoJSON data from the US Census API with the Maps API.