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Roper Center for Public Opinion Research
Roper is the world's largest computer-based archive of survey research and public opinion data.
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Content (1937 - forward)
- national polls (Gallup, major news media, and commercial and non-profit survey
organizations like the National Opinion Research Center (NORC);
- states (especially California, Texas, Minnesota, and Iowa);
- foreign countries (see below for details)
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Finding Tools
- Catalog of Holdings
Covers all the surveys archived at Roper.
Searches a bibliographic description (including abstract).
Returns links to survey files (untabulated responses plus documentation).
- iPoll
Covers only national U.S. surveys including some not archived at Roper.
Searches question wording and results are the tabulated answers to a question.
For any survey archived at Roper, results include a link to the files as listed in
the Catalog of Holdings.
ICPSR
ICPSR is large archive containing many types of social science data including opinion polls.
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Content
- Finding Tools
Searches a bibliographic description (including abstract).
Start by searching phrase, public opinion, and in the results screen you can then filter by topic, time period, geography and/or series name.
Returns links to survey files (untabulated responses plus documentation).
Odum Institute for Research, Public Opinion Data
A collection of public opinion data that is part of a public data archive maintained by the University
of North Carolina.
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Content
- Harris Collection (1950's forward)
- National Network of State Polls (coverage varies by state)
- USA Today (1984-1993)
- Community Indicators Survey (Knight Foundation)
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Finding Tool
- Odum Archive Dataverse Interface.
Searches a bibliographic description (including abstract).
Results are all the survey files (untabulated responses plus documentation).
- Dataverse also has a subsetting/analysis tool.
Pew Research Center for the People and the Press
The Pew Research Center for the People & the Press is an independent, non-partisan public
opinion research organization.
- Content
National, international and trans-national surveys covering attitudes toward politics, the press and public policy issues
- Finding Tool
All data files are listed chronologically under the "Datasets" tab on the main page or via Pew’s Databank page which lists datasets by topical project.
To search for surveys on at topic use the “Question Search” tab on the main page or the
site search box which searches the commentaries in the report.
Eagleton Poll Archive
This is a public archive of polls conducted by Eagleton in conjunction with the newspaper, the
Star Ledger.
- Content
matters of political and social interest to residents of New Jersey
- Finding Tool
Searches the question wording and returns questions.
Results contain a link to tabulated results for the question, to frequencies or cross-tabulations among questions, and to a download for the files of untabulated results.
Studies (data files and codebooks) can be downloaded directly from the site.
Polling the Nations
A commercial index to question-level results (not to the data files).
- Content (1980s-forward)
Local polls (city and state), as well as well as national and international polls from a variety
of survey organizations.
- Obtaining the Data:
Tabulated results for each question are reported.
To obtain files of untabulated responses, try the above archives.
Use this interface because it allows for searching by location (including state, city,
country), broad topic, keywords in the question, survey organization, and/or population
group interviewed.
Other Countries
- ICPSR
For a specific country, search for the country name together with the word, opinion.
Also take note of trans-national surveys like Eurobarometer, Afrobarometer,
Asiabarometer, Voice of the People Series, and World Values Survey.
- Roper's Catalog of Holdings
Use the pull-down "country" menu to limit searches by country.
The collection is strong in (but not limited to) Great Britain, Canada, Germany, France,
Italy, Japan and Latin America).
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Sources specific to Latin America
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