Finding Statistics and Data Sets
Find data produced by governments IGOs, NGOs, and the private sector on a wide variety of topics including demographic data on local communities, other countries, public opinion polls, criminal justice, incarceration and jails
- Best Bets for Statistics
- Missing US Government Data
- U.S. Government Data
- U.S. Census Data This link opens in a new window
- International
- State and Local
- Public Opinion Polls
- Crime Statistics
- Statistics on Incarceration
- Finding Data by Topic
- Mapping Statistics
- U-M Library Licensed Datasets
- Geospatial Data
Public Opinion Best Bets
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iPollThe most comprehensive source for US nationwide public opinion polls archived from surveys going back to 1935.
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Gallup AnalyticsOnline access to public opinion data from the US Daily Poll, Gallup Social Series and Gallup World Poll data
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Polling the NationsCompilation of questions and responses from more than 18,000 national, state, local and special surveys from over 1700 polling organizations.Access limited to current UM students, faculty and staff
Presidential Approval
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Presidential Approval (Roper iPoll)Presidential approval data back to Franklin Roosevelt
Longitudinal Studies of Political Attitudes
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American National Election Studies (ANES)Primary source for public opinion on elections, political participation, characteristics of voters, and for whom they voted, 1948-2016. It also provides summary data on social, economic, partisanship, and public opinion, 1948 to present.
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General Social SurveyThe GSS contains a standard 'core' of demographic, behavioral, and attitudinal questions, plus topics of special interest. Many of the core questions have remained unchanged since 1972 to facilitate time-trend studies as well as replication of earlier findings.
Barometers
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AfrobarometerAn independent, nonpartisan research project that measures the social, political, and economic atmosphere in Africa.Surveys are conducted in about a dozen African countries and are repeated on a regular cycle.
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Americas BarometerData available for download. Surveys run by LAPOP, a survey research lab at Vanderbilt University
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Arab BarometerData available to download. Covers Algeria, Bahrain, Egypt, Iraq, Jordan, Kuwait, Lebanon, Libya, Morocco, Palestine, Saudi Arabia, Sudan, Tunisia, Yemen
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Asian BarometerUsers must apply individually with Asian Barometer to get access to data. Provides public opinion survey data on political values, democracy, and governance around the region. The regional network encompasses research teams from 13 East Asian political systems (Japan, Mongolia, South Koreas, Taiwan, Hong Kong, China, the Philippines, Thailand, Vietnam, Cambodia, Singapore, Indonesia, and Malaysia), and 5 South Asian countries (India, Pakistan, Bangladesh, Sri Lanka, and Nepal).
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Central Asian BarometerSurvey Wave 11 (2022). A survey of respondents who are of voting age (18+) in Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan and Turkmenistan.
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EurobarometerData available from ICPSR. Starting in 1970 and covers European Union countries
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LatinobarometerData available for download. Covers 18 countries in Latin America
Additional Polling and Public Opinion Resources
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Public Opinion Poll Question Database, Odum InstituteIncludes Harris Polls, the National Network of State Polls, some polls from Spain and Latin America, the Odum Institute's own Carolina Polls and Southern Focus Polls, and others.
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Roper Center for Public Opinion ResearchSocial science data archive, specializing in public opinion surveys. The data range from the 1930s, when survey research was in its infancy, to the present. Most of the data are from the United States, but over 50 nations represented. 1930s on.Access limited to current UM students, faculty and staff.
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ProQuest Statistical InsightIncludes indexes of polls from government and private sources. Select "Find a Table," click on "Subject List" and enter "public opinion" for suggested search terms. 1974-Access limited to current UM students, faculty and staff
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iPoll (Gallup Polls)Privately-owned Gallup Organization (www.gallup.com), has been conducting public opinion polls since 1935. Do a subject search in iPoll (see below).
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ICPSR (Inter-University Consortium for Political and Social Research) Data ArchiveThe Inter-University Consortium for Political and Social Research maintains the world's largest archive of computerized, numeric social science data. Topics covered include demography, economics, health care, politics, social behavior, public opinion.Access limited to authorized UM users.
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Index to International Public OpinionAnnual publication providing statistics, polls, and opinion survey data conducted in 68 countries. Includes single-nation and multinational surveys; indexes by topic and countries, along with bibliography of sources. Grad Lib Ref HM261.A1 I56. 1978-1999.
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NES Guide to Public Opinion and Electoral Behavior"NES conducts national surveys of the American electorate in presidential and midterm election years and carries out research and development work through pilot studies in odd-numbered years." 1948-
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PAIS Index (Public Affairs Information Service)Journal articles, books, government docs, reports, nternational agency publications, etc. concerning public affairs worldwide. Search for "public opinion and [topic]" or "foreign public opinion and [topic]" for international polls. 1972-Access limited to current UM students, faculty, and staff
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Polling ReportPolls from over 36 sources, including Gallup, Harris, Pew Research, and media orgs. Recent polls listed on homepage; to browse by topic, use links for Politics and Policy, Business/Economy, or The American Scene on the left. Some info only for subscribers
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American Public Opinion IndexCovering 1981 to 2000, this is an annual, two-volume publication that indexes surveys and opinion polls from more than 250 polling sources. The full text available on microfiche, Grad Serials/Microform MICRO-F X423. Graduate Library Reference HM 261 .A46
Last Updated: Dec 3, 2025 9:15 AM
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