"The mission of the American National Election Studies (ANES) is to inform explanations of election outcomes by providing data that support rich hypothesis testing, maximize methodological excellence, measure many variables, and promote comparisons across people, contexts, and time."
The survey gathers the opinions of Americans on issues such as religion, politics, race, gender, and free speech. Data is available from 1972 to the present. Users can download into SPSS or STATA formats.
Archive of digital analysis-ready social science data in multiple software formats including SPSS, SAS, and Stata. Summary statistics for online analysis datasets.
While you may be able to view some information on ICPSR -- GCC students, faculty & staff will need to create an account in order to download datasets, etc. This can be done by clicking "Log In / Create Account" on the top right.
According to their website, "Pew Research Center is a nonpartisan fact tank that informs the public about the issues, attitudes and trends shaping America and the world. It conducts public opinion polling, demographic research, media content analysis and other empirical social science research." Data sets cover media & news, social trends, and Internet & technology.
The Kaiser Family Foundation Question Finder allows you to search for individual survey questions asked on all Kaiser Family Foundation polls since 1992. Search by keyword and/or date to find full question wording and results.
"The Roper Center for Public Opinion Research is one of the world's leading archives of social science data, specializing in data from surveys of public opinion."
According to GeoLytics.com, the American Community Survey (ACS) "was designed to measure the changing social and economic characteristics of the US population but not to provide official counts. Among other things the ACS is collected over multiple years and then merged into a common file" (U.S. Census Bureau).
"IPUMS is not a collection of compiled statistics; it is composed of microdata. Each record is a person, with all characteristics numerically coded. In most samples persons are organized into households, making it possible to study the characteristics of people in the context of their families or other co-residents" (Minnesota Population Center, University of Minnesota).