The Microdata Library facilitates access to data collected through sample surveys of households, business establishments or other facilities. These microdata sets may also originate from population, housing, or agricultural censuses or through an administrative data collection processes. The Library contains supporting documentation from censuses and surveys conducted or supported by the World Bank, as well as by other international organizations, statistical agencies, and other agencies in low and middle-income countries.
A geographic platform that facilitates data sharing between researchers working on India. It is an open-access repository currently comprising dozens of datasets covering India’s 500,000 villages and 8,000 towns using a set of a common geographic identifiers that span 25 years.
The Inter-University Consortium for Political and Social Research (ICPSR) maintains and provides access to the world's largest archive of raw data sets in the social sciences. Before downloading data, you will be prompted to create a MyData account. You must be on campus to create this account. As long as you log in to your MyData account from an on-campus computer at least every 6 months, you will also be able to download data while you are off campus.
Integrated Public Use Microdata Series. A project of the Minnesota Population Center at the University of Minnesota, this site distributes microdata sets from historical and current censuses of both the U.S. and foreign countries, as well as other surveys. These data sets have been harmonized, so items from one survey can easily be compared to items on another survey.
Data sets from the Mexican Migration Project, Latin American Migration Project, American Fertility Surveys, National Longitudinal Survey of Freshmen, Texas Higher Education Opportunity Project, and more.
Distributes data from five of Pew's research centers: Pew Research Center for the People and the Press, Pew Internet and American Life Project, Pew Global Attitudes Project, and the Pew Research Center Social and Demographic Trends studies.
1940s–present. Coded datasets of policy changes for 22 countries, two U.S. states, and the European Union. For the U.S., data is based on Congressional hearings, Congressional roll call votes, executive orders, State of the Union addresses, and more.
Provides downloads of full public opinion data sets from academic, commercial, and media survey organizations, such as Gallup, Pew, network TV news bureaus, and more. RoperExpress is only for downloading full data sets to analyze. To search for quick public opinion statistics, use iPoll.
SDA allows online analysis of various datasets, including the General Social Survey, the American National Election Study, the U.S. Census Public Use Microdata Samples (PUMS), and a few others. This is a good option if you want a quick answer and don't want/need to download the entire dataset.
Several thousand data sets on a variety of topics, including crime, demographics, the economy, education, employment, the environment, health, religion, social indicators, and more. Historical and longitudinal data is also available. Much of the data was collected in the United Kingdom, although some international data sets are available. Registration is required; this registration is free for academic users.