choropleth

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  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.
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  Girls expected to live shorter lives in some counties?

  We've seen life expectancy at the country and state levels, but the Institute for Health Metrics and Evaluation recently released life expectancy data at the county level.

• Metal bands per capita

  April 9, 2012 to Mapping by Nathan Yau

  

  By Reddit user depo_, this map showing metal bands per capita around the world is making the rounds. Clear dominance in Sweden and Finland.
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  Are gas prices really that high?

  Since we're on the subject of US gas prices, let's take a look at how they compare to the rest...

• Adults with college degrees, over time

  January 31, 2011 to Mapping by Nathan Yau

  

  The Chronicle of Higher Education lets you explore the percentage of adults with college degrees from 1940 up to present, by county. Press play and watch the national average go up from 4.6 percent to 27.5, or select a county for breakdowns and a time series.
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• Football supporter map of London

  January 11, 2011 to Mapping by Nathan Yau

  

  Map of London colored by what team the majority supports. Not much of a soccer... ahem, sorry, football fan. Accurate? [QPRdotorg via We Love Datavis]

• Mapping human development in America

  November 19, 2010 to Mapping by Nathan Yau

  

  In work with the American Human Development Project, Rosten Woo and Zachary Watson map the Human Development Index, along with many other indicators in this thorough interactive.
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• How to Make a US County Thematic Map Using Free Tools

  November 12, 2009 to Tutorials by Nathan Yau

  

  What if you just want a simple map without all the GIS stuff? In this post, I'll show you how to make a county-specific choropleth map using only free tools.

  Here's what we're after. It's an unemployment map from 2009.
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