Public Opinion and Social Attitudes Data: Data Archives

Provided by the Roper Center for Public Opinion Research at Cornell University, Roper iPoll is the largest collection of public opinion poll data with results from 1935 to the present. Roper iPoll contains nearly 800,000 questions and over 23,000 datasets from both U.S. and international polling firms. Surveys cover any number of topics including, social issues, politics, pop culture, international affairs, science, the environment, and much more. When available, results charts, demographic crosstabs and full datasets are provided for immediate download.

The Inter-university Consortium for Political and Social Research (ICPSR), established in 1962, is an integral part of the infrastructure of social science research. ICPSR maintains and provides access to a vast archive of social science data for research and instruction. Search this site for holdings. Data downloads are free of charge by registering with an MSU email address.