Opinion Poll Data: International Opinion Poll Data

This libguide includes both U.S. and international opinion poll data sources

Data sources

Roper iPoll (can also accessed through CLIO)

  • Click the "Additional Search Filters", then use the "Country(ies)" search box to limit searches by country.
  • Provided by the Roper Center for Public Opinion Research at Cornell University, Roper iPoll is the largest collection of public opinion poll data with results from 1935 to the present. 
  • Roper iPoll contains nearly 800,000 questions and over 23,000 datasets from both U.S. and international polling firms.  Surveys cover any number of topics including, social issues, politics, pop culture, international affairs, science, the environment, and much more. 
  • When available, results charts, demographic crosstabs and full datasets are provided for immediate download.
  • Current Columbia affiliates can register for personal accounts on Roper website using your Columbia UNIs (xxx@columbia.edu).



ICPSR contains thousands of opinion polls

  • Search the phrase, public opinion and then
    • Filter By Geography:
      selecting the name of the country you are interested (use "view all" if the name is not listed).
      the word Global if you want trans-national surveys.
    • Filter by Subject Terms
      again use "view all" option if the name is not listed.
      You can then shorten the list with Filter by Series and/or Filter by Investigator as either may reflect a geographic coverage.
  • Current Columbia affiliates can register for personal accounts on ICPSR website using your Columbia UNIs (xxx@columbia.edu).

Voice of the People (ICPSR's series entry)

Eurobarometer (ICPSR's series entryGESIS series entry)

Afrobarometer (ICPSR's series entry)

Arab Barometer (ICPSR'S series entry)

Eurasia Barometer


Latin America

The International Social Survey Programme

  • The ISSP is a cross-national collaboration programme conducting annual surveys on diverse topics relevant to social sciences.

World Values Survey 

  • The World Values Survey is a global research project that explores people’s values and beliefs, how they change over time. The WVS in collaboration with EVS (European Values Study) carried out representative national surveys in more than 100 countries containing almost 90 percent of the world's population. It is conducted in waves, the first of which was conducted in 1981.  The site offers downloads of files and related documentation by wave, in integrated cumulative files, and via an online analysis tool.

Polling the Nations (complete data files not available)

  • A commercial index to question-level results.
  • Use the "Universe: Geographic area covered by the survey" search feature to limit by country or groups of countries.
  • Download only the tabulated responses to individual questions.
  • Only useful to identify surveys as complete data files are not available.



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Wei Yin
Research Data Services, Columbia University Libraries


This section covers sources specific to foreign countries and cross-national surveys.