Roper Center Public Opinion Archives (with iPOLL) This link opens in a new window
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. The data range from the 1930s, when survey research was in its infancy, to the present. On the Roper iPOLL
page, you can search with keywords or filter by country, organization, etc.