Choropleth Map

Regions are colored by a variable. Be careful with your color choices, as they can quickly change what the map shows.

The Most Regional Names in US History

It was a challenge to choose a name for my son, someone who…

Average commute times mapped

The United States Census Bureau just released county-level commute estimates for 2011, based…

How to Make an Interactive Choropleth Map

When presented with a static graphic, it can be useful to see specific values after you see overall patterns. This tutorial shows you how to add simple interactions to a choropleth map so you can get specifics for regions.