Census Data API
The Census Data API provides programmatic access to statistical data from Census Bureau surveys and datasets. Users can query demographic, economic, housing, and social data by geographic level and filter using hundreds of statistical variables. Datasets include the American Community Survey (ACS), Decennial Census, Population Estimates, County Business Patterns, Economic Census, International Trade, and more.
Documentation
Specifications
Other Resources
APIKeySignup
https://api.census.gov/data/key_signup.html
DataSets
https://www.census.gov/data/developers/data-sets.html
DiscoveryTool
https://www.census.gov/data/developers/updates/new-discovery-tool.html
UserGuide
https://www.census.gov/data/developers/guidance/api-user-guide.html
ExampleQueries
https://www.census.gov/data/developers/guidance/api-user-guide/example-api-queries.html