The University of Richmond’s Voting America site says it “offers a wide spectrum of cinematic visualizations of how Americans voted in the presidential elections at the county level, from the beginning of the modern party system to the present day.” I’ve just been having a hell of a time trying to load it today, so I’ve only seen bits of it. Via CalgaryGrit.

Google has made historical results of U.S. presidential elections since 1980 available in a KML file; zoom in enough and you can see county-level results as well as state-level results. There’s also a Web-based version.

Previously: Historical Electoral College Maps.