Geography and GIS. IPUMS Geography Overview. IPUMS provides geographic information to facilitate cross-temporal and cross-national comparative analyses.

IPUMS USA collects, preserves and harmonizes U.S. census microdata and provides easy access to this data with enhanced documentation.

IPUMS provides two kinds of geography variables: harmonized and year-specific. Both harmonized and year-specific variables are regionalized.

IPUMS provides census and survey data from around the world integrated across time and space. IPUMS integration and documentation makes it easy to study change, ...

We provide a shapefile for each geographic level for which data are tabulated. Geographic levels are numbered with g0 being the entire nation, g1 being the ...

IPUMS DHS provides both harmonized (integrated) and year-specific geographic variables. Harmonized variables provide consistent geographic units for a country ...

IPUMS-DHS provides two kinds of geography variables: harmonized, year-specific, and crosswalk. Integrated geography variables provide consistent geographic ...

IEPM provides geographic tools developed by IPUMS to facilitate cross-temporal and cross-national comparative analyses.

IPUMS USA collects, preserves and harmonizes U.S. census microdata and provides easy access to this data with enhanced documentation.

The IPUMS National Historical Geographic Information System (NHGIS) provides free online access to summary statistics and GIS files for US censuses.