2010. TomTom North America, Inc and Environmental Systems Research Institute (Redlands, Calif.). This polygon shapefile represents the U.S. Census tracts of the United States in the 50 states, the District of Columbia, and Puerto Rico. Data are... Environmental Systems Research Institute (Redlands, Calif.).
Search Results
2010. U.S. Census Bureau. Geography Division and Environmental Systems Research Institute (Redlands, Calif.). This polygon shapefile represents the 2010 Census urban areas in the United States. An urban area comprises a densely settled core of census tracts... Environmental Systems Research Institute (Redlands, Calif.).