Research Tools: National Historical Geographic Information System (NHGIS)

URL:

http://www.nhgis.org

Resource Types:

Data, Gateway

Description:

NHGIS is a data portal for U.S. Census data in both tabular and geospatial formats. It provides access to summary statistics and GIS boundary files for population and agricultural censuses and other nationwide surveys from 1790 through the present. Alternatively, for a user-friendly online mapping interface connected to this same data see Social Explorer.