*Math and Physics Research

Browse data and statistics by topic to find surveys and reports on subjects like alcohol use, birth defects, cancer, immunizations, and STDS. Open access.

European economic statistics.

Free access to the U.S. Census data from 2000, including data on housing, economics, demographics, and education.

A data archive of more than 250,000 files of research in the social and behavioral sciences. 21 specialized collections of data in education, aging, criminal justice, substance abuse, terrorism, and other fields.

Crowd-sourced infrastructure data for transportation, building outlines, natural features, and points of interest.

Contains historical population and demographic data from 1789- forward.

Important primary source of statistical information for the United States.