Old school D3 from simpler times
Neighboring Geography Selection
Testing out selecting neighboring geographic units. Uses TopoJSON's
Hover to highlight a county and it's neighboring counties. This lets you see how a county compares to its immediate neighbors for a given variable, here the 2014 unemployment rate.
Unemployment data from U.S. Bureau of Labor Statistics. Shapefile from U.S. Census Bureau, cleaned up with QGIS, simplified with mapshaper.org. Color palette from ColorBrewer