U.S. Census and American Community Survey microdata from 1850 to the present. Learn More about the IPUMS USA projectVisit Site
Current Population Survey microdata including basic monthly surveys and supplements from 1962 to the present. Learn More about the IPUMS CPS projectVisit Site
World's largest collection of census microdata covering nearly 100 countries, contemporary and historical. Learn More about the IPUMS International ProjectVisit Site
Tabular U.S. Census data and GIS boundary files from 1790 to the present. Learn More about the IPUMS NHGIS ProjectVisit Site
Tabular and GIS data from population, housing, and agricultural censuses around the world. Learn More about the IPUMS IHGIS Project
Find additional spatial population & environmental data in IPUMS Terra.
Historical and contemporary time use data from 1965 to the present. Learn More about the IPUMS Time Use ProjectsVisit Site
Historical and contemporary U.S. health survey data from Visit the IPUMS NHIS site (1963-present) and Visit the IPUMS MEPS site (1996-present). Learn More about the IPUMS Health Surveys ProjectsVisit Site
New OCCSOC and INDNAICS Crosswalks Available! IPUMS USA also released the 2018 occupational standing variables for the ACS/PRCS samples. Read more about these updates and an example of how to use new variables for research.
THREAT TO 2020 CENSUS
Act now to demand enough time to count everyone for the 2020 Census.
DIFFERENTIAL PRIVACY PLANS
Census Bureau released differentially private 2010 demonstration dataLearn More about preserving usable ACS data products