Harmonized International Census Data For
Social Science and Health Research

IPUMS International is dedicated to collecting and distributing census microdata from around the world. The project goals are to collect and preserve data and documentation, harmonize data, and disseminate the harmonized data free of charge.

104 countries – 565 censuses and surveys – over 1 billion person records

Source data for IPUMS International are generously provided by participating National Statistical Offices

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What is IPUMS?

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, conduct comparative research, merge information across data types, and analyze individuals within family and community context. Data and services available free of charge.