Topical Availability: See which projects have data related to particular topics, for example, marriage/cohabitation, occupation/industry, health insurance, and transportation/commuting.
Project Features: See a summary of the properties of each project, including data structure, temporal and geographic coverage, and collection instrument.
Project Descriptions: Read brief descriptions of each project, explaining the type and scope of the data collection and examples of research using the project's data.
IPUMS Projects
 | USA: U.S. Census and American Community Survey microdata from 1850 to the present. |
 | NHGIS: Tabular U.S. Census data and GIS boundary files from 1790 to the present. |
 | International: Census and survey microdata covering over 100 countries, contemporary and historical. |
 | IHGIS: Tabular and GIS data from population, housing, and agricultural censuses around the world. |
 | CPS: Current Population Survey microdata including basic monthly surveys and supplements from 1962 to the present. |
 | Time Use: Time diary data from the U.S. (1930-present) and 13 other countries. |
 | Health Surveys: Microdata from the U.S. National Health Interview Survey (NHIS) (1963-present) and Medical Expenditure Panel Survey (MEPS) (1996-present). |
 | Global Health: Health survey microdata for low- and middle-income countries, including harmonized data collections for Demographic and Health Surveys (DHS), Multiple Indicator Cluster Surveys, and Performance Monitoring for Action (PMA) surveys. |
 | Higher Ed: Survey microdata on the science and engineering workforce in the U.S. from 1993 to 2013. |
 | Terra: Integrated population and environmental data from around the world, available as microdata, area-level data, or raster output. |