Research Guides: Research in Law and Political Science (HC): Polling Data

Accessing Polling Data

Polling the Nations
A compilation of more than 14,000 surveys conducted by more than 700 polling organizations in the United States and more than 80 other countries from 1986 to the present. All the surveys reported were conducted using scientifically selected random samples. Covers 1986-present.
Roper Center Public Opinion Archives
Provides access to data from nearly a half million questions asked on national public opinion surveys, 1935 to present, and many recent studies from outside of the US. Users can:
- Search iPOLL, a database of individual survey questions and answers
- Search RoperExpress, a database of downloadable full survey datasets
- Use the RoperExplorer tool to cross-tabulate iPOLL question results by other variables
- Browse the Topics at a Glance set of prepared iPOLL and RoperExpress dataset searches, issue briefs, charts and graphics on popular subject areas

National Network of State Polls
The web site includes an archive of state-level opinion poll data.

For more opinion poll data from Pennsylvania and Philadelphia, see:
Quinnipiac University Polling Institute
Quinnipiac University conducts timely public opinion polls on politics and public policy in Connecticut, Colorado, Florida, Iowa, New Jersey, New York, Ohio, Pennsylvania, Virginia and nationally as a public service and for academic research. Includes a searchable question database with downloadable summaries, trend tables, cross-tabulated tables, and methodological files.
Franklin & Marshall College Poll
Long-running, timely Pennsylvania statewide poll from the Center for Opinion Research. The poll tracks citizen opinion on politics, public affairs, public policy, and elections in Pennsylvania. Downloads include periodic survey release results summaries, and 2008-2011 results for the national-level polls.