California Building Permit Data & Contractor API
PermitIntel has ingested 16M+ California permits from at least 273 local sources. Full permit records are available now via the API, or as a warehouse share on request. Contractor matching for California is on the roadmap.
Permits: what that means here
Full permit records: address, type, value, dates, status. Contractor resolution is not live yet. API and bulk export ready.
California contractor matching targets the CSLB registry. Join scheduled. Tier upgrade ships as a changelog entry when it goes live.
What you can do with California data
Products available for this state, based on current coverage tier.
Permits API
Query permits by address, contractor, type, value, or date range. Declared value is returned where the jurisdiction publishes it.
Bulk Data
The full dataset delivered to your warehouse or bucket on a cadence you set. Enterprise contract, set up directly.
Not yet available for California
- Contractor Intelligence - CSLB join scheduled
- License Verification - CSLB join scheduled
- Monitoring Webhooks - CSLB join scheduled
- Supply Intelligence - CSLB join scheduled
California permit data on record
| Metric | Count on record |
|---|---|
| Total permits | 16,278,177 |
| Jurisdictions ingested | 273 |
| Permits in last 12 months | 901,510 |
| License-resolved permits | 2,499,106 |
| Distinct licensed contractors | 114,636 |
Counts are as of October 17, 2026. Data reflects records PermitIntel has ingested and is not represented as a complete record of all permits issued in California.
Frequently asked questions
Where does California permit data come from?
Records come from county and city permit portals, plus state open-data feeds where California makes them available. Coverage reflects what portals publish.
How current is the California data?
Records are updated as sources publish new data, typically weekly. The numbers on this page reflect the last nightly stats generation.
Do you match California permits to CSLB?
California is currently at the Permits tier. A CSLB license join is on the roadmap. When it ships, it will become a changelog entry and a tier upgrade.
Can I access California permit data via API?
The Permits API is available for California now, with warehouse delivery on request. Pull by address, jurisdiction, permit type, or date range.
How many California jurisdictions are covered?
At least 273+ California jurisdictions are in the dataset. Coverage is concentrated where portals are accessible and grows as new sources are added.
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PermitIntel covers 51 states and counting. See the full coverage map.