The Roper Center archive includes polling data from nearly every major organization that has conducted polls in the United States today, including academic, media, foundation, nonprofit and private industry pollsters. The archive also includes data from polling organizations based in other countries. Our data providers understand the importance of research transparency, and making their studies available to future generations of researchers. The profiles linked below offer information about the collection from each data provider.
denotes membership with the AAPOR Transparency Initiative.