Census.gov
The US Census Bureau provides various APIs and data sets on demographics and businesses
- Authentication
- No auth
- HTTPS
- Yes
- CORS
- Unknown
- Category
- Government
- Documentation / URL
- https://www.census.gov/data/developers/data-sets.html
Overview
The Census Bureau API provides US population and economic data — keyless.
⚠️ Status (verified 2026-08):
api.census.govwas unreachable from our network (connection failures). Verify from your network before relying on it.
What it provides
curl "https://api.census.gov/data/2020/dec/dhc?get=NAME&for=state:01"[ ["NAME","state"], ["Alabama","01"] ]Notes
- Decennial, ACS, and economic datasets.
- Keyless with a free key for higher limits.
FAQ
Is Census.gov free? Yes — free US government data.
Why can’t I reach it? Our 2026-08 check hit connection failures — verify from your network.
What data is available? Population and economic datasets.
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