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GIS: Geographic Information System: US Federal Gov't Data

Northwestern University Library's GIS guide.

ISPSR Political & Social Science Data

  • ICPSR shapefiles available! Over a dozen shapefiles are currently available through the Inter-University Consortium for Political and Social Research, the world's largest archive of digital social science data.

World Population Clock - US Census Bureau

Stats on World Population in real time! 

US Federal Data

*Disclaimer: While this document provides links to potential GIS data resources online, it does not endorse the authenticity of any data. You are responsible for any data you download and for respecting propriety and copyrighted data. Do not illegally use data.

Bureau of Land Management by State Offices - Use the "State Offices" map at the bottom of the page to select your region of interest.

Bureau of Land Management GIS Data

GeoPlatform.gov is now using the master Data.gov catalog which provides access to many US national datasets.

 
  • National Atlas - Access to many types of national data, including: agriculture, biology, boundaries, climate, environment, geology, government, history, map reference, people, transportation, and water.

National Oceanic and Atmospheric Administration (NOAA) - Basemaps, ocean, coastal and atmospheric data, fishery, and weather data.

United States Congressional District Shapefiles, 1789-2012

U.S. District Court Boundary Shapefiles (1900-2000) - Boundaries for each year provided for use in ArcGIS

Atlas of Historical County Boundaries 
Provided by the William M. Scholl Center for American History and Culture at The Newberry Library,the atlas provides data about the creation and all subsequent changes (dated to the day) in the size, shape, and location of every county in the fifty United States and the District of Columbia. 

US Census Data is available at American Factfinder 2.

US Census & TheDataWeb offers DataFerrett, HotReports, GeoMetaData & more! TheDataWeb implementation at the U.S. Census Bureau provides access to over 828 datasets with new files added monthly. Visit Products and Services page.

TIGER shapefiles for displaying US Census Data are available from 1992 to 2013.

TIGER (Topographically Integrated Geographic Encoding and Reference database) has been around for 25 years!  Happy Birthday TIGER! Take a look at the history and celebration!

Environmental Protection Agency - Data for superfund sites, brownfields, air quality reports, etc.

US Department of Agriculture - Data, Maps & Analysis on climate, watershed, soils, etc.

US Forest Service - Click here to select and find GIS data by region.

Bureau of Ocean Energy Management collects data on all facets of our offshore Oil and Gas Energy Programs and makes that information available in various formats. Visit BOEM Statistics and Facts.

USGS Map & GIS Products:

Bureau of Ocean Energy Management collects data on all facets of our offshore Oil and Gas Energy Programs and makes that information available in various formats. Visit BOEM Statistics and Facts.

USGS Water Resources Data - National hydrography, groundwater, and watershed data.

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