Data USA
US Public Data
- Authentication
- No auth
- HTTPS
- Yes
- CORS
- Unknown
- Category
- Government
- Data source
- public-apis + marcelscruz
- Documentation / URL
- https://datausa.io/about/api/
Overview
Data USA provides US public data (population, economics) — keyless.
⚠️ Status (verified 2026-08): a guessed path returned HTTP 404 (HTML) — the route paths differ. Check the API docs for valid routes.
What it provides
curl "https://datausa.io/api/data?drilldowns=Nation&measures=Population"Notes
- US public data (census/economic profiles).
- Route paths per the API docs.
FAQ
Is Data USA free? Yes — free and keyless.
Why 404? Our 2026-08 guess path was wrong (verified) — check the API docs.
What does it return? US public data profiles.
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