Roper Center for Public Opinion Research and iPOLL
The Roper Center for Public Opinion Research provides a one-stop source for opinion polling question data with over 700,000 questions and answers dating back to 1935. Data sources are from over 150 major U.S. survey firms, including CNN, New York Times, Los Angeles Times, Gallup, ABC News, CBS News, NBC News, and more. Topics cover social issues, politics, pop culture, international affairs, and more. Datasets are available for download.