Primary way to access Census Bureau data, including releases from the 2018 American Community Survey, 2017 Economic Census, 2020 Census and more. Use data.census.gov to view, print, and download statistics about population, housing, industry, and business.

Presents mainly US census data for the nation as a whole, such as immigration statistics by country of origin or mortality rates by disease, ranging back to the 1800s.

ICPSR maintains a data archive of more than 500,000 files of research in the social sciences. It hosts 16 specialized collections of data in education, aging, criminal justice, substance abuse, terrorism, and other fields.
Note: Creation of a Personal Account is required to fully access all ICPSR features.

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 a range of topics.

Social Explorer is mainly an interactive map of demographic information drawn from the US Census. Users can examine geographic areas while selecting the type of data to be shown, such as population density or income level. Note: Creation of a Personal Account is required to fully access all Social Explorer features.

Find international statistics collected by the United Nations and related organizations.

World Bank Open Data is the main access portal for global development data from the World Bank. Includes access to the World Development Indicators and time series.

Databases of public opinion information about political viewpoints across Latin America. Includes America's Barometer which currently covers 26 nations including all of North, Central and South America, and the Caribbean.