Public data APIs
Data Commons
A public knowledge graph for statistical data about places, demographics, economics, health, and climate.
Open originalWhat it is
Data Commons is a practical way to explore public statistics because it joins many datasets behind consistent place and variable identifiers.
Why worth a look
A public knowledge graph for statistical data about places, demographics, economics, health, and climate.
Good for
- Comparing public statistics across places without downloading many spreadsheets.
- Building exploratory charts with clear entity identifiers.
How to start
- Search a place or statistic and inspect the linked data page.
- Use the browser first, then move to the API for repeated queries.
Best first click
Open Data Commons and start here: Search a place or statistic and inspect the linked data page.
Trust facts
- Pricing
- Free
- Login required
- No
- Open source
- No
- API available
- Yes
- License
- Open data or API terms; verify the source documentation.
- Risk
- Pricing, login requirements, and availability can change; last human check: 2026-07-08.