Skip to Main Content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

Urban Planning & Development

GIS Layers & Data From the Census Bureau

National Historical GIS (NHGIS)

The National Historical Geographic Information System (NHGIS) includes Decennial Census data from 1790-2010, as well as selected data from the American Community Survey, County Business Patterns, Census of Religions, Special city Censuses of Chicago & Detroit and more. All of this data is available for download along with the accompanying boundary files. This is the easiest way to import and use Census data in ArcGIS. Refer to the directions below for importing and joining tables with geographic boundaries. Free registration is required to download data.

U.S. Census & American Community Survey

Some important sources of Decennial Census and American Community Survey data. See slides to the right for a brief introduction to the differences between Decennial Census and American Community Survey Data. For more information, see the U.S. Census Information guide.

Neighborhood Research?

Don't forget to check out the Neighborhood and Community Census Data page for information on how to study neighborhood and other local boundary areas using Census data.