The Integrated Public Use Microdata Series (IPUMS)

IPUMS-International is an effort to inventory, preserve, harmonize, and disseminate census microdata from around the world. The project has collected the world's largest archive of publicly available census samples. The data are coded and documented consistently across countries and over time to facilitate comparative research. IPUMS-International makes these data available to qualified researchers free of charge through a web dissemination system.

Years available: Depends on the country. See here.

Participating countries: See here.

Sample size: Depends on the country-year.

Accessibility: Medium

• Datasets available in SPSS, Stata, SAS and csv formats.

• Register here. After confirming your account, log in and access the data repository here. You might have to wait a 1-2 days until your account is accepted.
• Select the desired countries, and choose the desired variables in the bluish section called select variable.
• Finally, go to the view cart section and extract your data.

Theme: Fertility, Education, Labor Market, Income, Migration and Disability.

Data management difficulty: Easy

• In the extraction process IPUMS allows you to extract the data in wide format or in long format. Once you obtain the data, it’s ready for use.