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TIGER 2010 Boundaries

Published by U.S. Department of Commerce, U.S. Census Bureau, Geography Division | U.S. Environmental Protection Agency | Catalog Last Checked: May 06, 2026 at 12:20 AM | Dataset Last Updated: November 14, 2011 at 12:00 AM
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). This web service includes the State, County, and Census Block Groups boundaries from the TIGER shapefiles compiled into a single national coverage for each layer. The TIGER/Line Files are shapefiles and related database files (.dbf) that are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File / Topologically Integrated Geographic Encoding and Referencing (MAF/TIGER) Database (MTDB).

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