Psychological Research for Public Policy

U.S. Government’s open data. Includes federal, state, and local data, tools, and resources to conduct research, build apps, design data visualizations, and more.

Access to census data about the United States, Puerto Rico, and the Island Areas.

"CAP enables scholars, students, policy-makers and the media to investigate trends in policy-making across time and between countries...CAP monitors policy processes by tracking the actions that governments take in response to the challenges they face."

An authoritative and comprehensive summary of statistics on the social, political, and economic organization of the United States. Use the Abstract as a convenient volume for statistical reference, and as a guide to sources of more information both in print and on the Web. Sources of data include the Census Bureau, Bureau of Labor Statistics, Bureau of Economic Analysis, and many other Federal agencies and private organizations.

Publications, briefs, and reports from Census Bureau experts. Browse by topic, year, and program.

"A joint project of the National Center for State Courts (NCSC) and the Conference of State Court Administrators (COSCA) — publishes caseload data from the courts of the fifty states, the District of Columbia, and Puerto Rico. These data are provided by the offices of the state court administrator in those jurisdictions. The extensive experience of the staff of CSP, along with adherence to the reporting framework provided by the State Court Guide to Statistical Reporting, ensures the quality and comparability of these data. The support and partnership of COSCA and the Conference of Chief Justices and NACM are an essential part of our success."

ICPSR is the world's largest archive of digital social science data. Browse and search data by keyword, or browse by topic.

A free web resource from Washington University that provides statistical information about each case decided by the court from 1953 to the present. Search by date of decision, issue on the docket, case outcomes, case component, etc.