If you would like us to include your website or project on our list of related sites, please send us an email at nhgis@umn.edu
U.S. Census Mapping
- Social Explorer - online mapping of the NHGIS historical census tract and county data
- U.S. Census Bureau Cartographic Boundary Files - generalized boundary files from the Census Bureau's TIGER geographic database
- U.S. Census Bureau TIGER/Line Files - the basis for NHGIS boundary files, the TIGER/Line files also include geographic definitions for roads, water bodies, and some other features
U.S. Census Summary Data
- data.census.gov - the Census Bureau's site for online access to summary tables from the 2000 and 2010 censuses and the American Community Survey
Other IPUMS Projects
- IPUMS USA - U.S. Census and American Community Survey microdata
- IPUMS CPS - Current Population Survey microdata including basic monthly surveys and supplements from 1962 to the present
- IPUMS IHGIS (International Historical Geographic Information System) - Tabular and GIS data from population, housing, and agricultural censuses around the world.
- More IPUMS projects