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The U.S. Census Changed How it Defines Urban Areas

The U.S. Census Changed How it Defines Urban Areas

Good Press: Coverage of my Recent EDQ Article

Good Press: Coverage of my Recent EDQ Article
Generating Shapefiles for Principal Cities in U.S. Core-Based Statistical Areas

Historical U.S. County Population Data: 1900 to 2010

Historical U.S. County Population Data: 1900 to 2010