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arilamstein edited this page Mar 17, 2014
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- What is a choropleth? When should I use one?
- Level of detail: Creating State, County and ZIP maps
- Continuous, Discrete and Manual Scales
- ZIP Level Maps
- Mapping Census Data
- Lamstein, Ari. Zip Code Population and Per-Capita Income in the 2011 ACS. Trulia Tech Blog. January 24, 2014.
- Glenn, Ezra Haber. New choropleth package in R: R mapping innovation drives on. O'Reilly Programming Blog. January 28, 2014.
- Smith, David. Easy data maps with R: the choroplethr package. Revolution Analytics Blog. January 21, 2014.
- List of data sources at the state, county and zip / zcta level. StackExchange Open Data. Asked March 9, 2014.
choroplethr has a google group which is a great place to ask questions or share any interesting choropleths which you have made. I am also always interested in learning about new data sources which would benefit from being visualized with a choropleth.