Access 127,835 building permits issued in Sonoma County, California through a single REST API, normalized into a consistent schema. Data through October 22, 2026.
Most common permit types issued in the last year.
Drill into the most common permit categories in Sonoma County.
The most active contractors by permit volume in Sonoma County, with a profile of each one's permit history. Counts are permits we hold for Sonoma County.
Every permit we hold for one Sonoma County address (roof, HVAC, solar, additions, with dates and contractors) in a single call to /v1/property/history. Used by lenders for collateral review, insurers for roof and system age, and real estate teams for due diligence.
The 10 most recent permits issued in Sonoma County, California. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2026-10-22 | BLD26-5770 | 34 Mark West Springs Rd | Mechanical | We are replacing an existing ducted split system with a like replacement to cool t... |
| 2026-10-22 | BLD26-5775 | 17410 Guernewood Ln | Roofing | SFD. Tear off and reroof 9 squares using torch on rolled roofing. SELF CERT. |
| 2026-10-22 | BLD26-5788 | 252 East St | Roofing | Detached Garage reroof |
| 2026-10-22 | BLD26-5780 | 10953 Cherry Ridge Rd | Roofing | tear off existing roof down to bare wood install one layer of diamond deck synthet... |
| 2026-10-22 | BLD26-5779 | 6580 Barbara Dr | HVAC | 45K BTUS 80% FURNACE CHANGEOUT CLOSET |
| 2026-10-22 | BLD26-5766 | 39574 Leeward Rd | Other | Residential - (N) 30kWh ESSinstallation of battery back up system |
| 2026-10-22 | BLD26-5776 | 115 Fairway Dr | New construction | Emergency Repair- REPAIR FIRE-, SMOKE-, AND WATER-DAMAGED INTERIOR CONSTRUCTION WI... |
| 2026-10-22 | BLD26-5783 | 10953 Cherry Ridge Rd | Roofing | DETACHED GARAGE tear off existing roof down to bare wood install one layer of diam... |
| 2026-10-22 | BLD26-5782 | 2379 Magnolia Ave | HVAC | SFD- REPLACE FURNACE |
| 2026-10-22 | BLD26-5767 | 252 East St | Roofing | Detached Garage, reroof |
Query Sonoma County, California permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search Sonoma County permits issued in the last 30 days curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?jurisdiction=Sonoma%20County&state=CA&issued_after=2026-09-23"
The official record sets behind this page, with the date each one's data runs through.
| Record set | Source | Permits | Data through | Note |
|---|---|---|---|---|
| Building permits | Accela Citizen Access portal | 125,314 | 2026-10-22 | |
| Construction | open data (Socrata) | 28,357 | 2025-05-30 | The source has stopped publishing. |
| Rebuilding | open data (Socrata) | 2,096 | 2025-05-06 | The source is not currently publishing new records. |
| Planning | open data (Socrata) | 4,539 | 2025-05-30 | Listed for completeness; not counted as building permits. The source has stopped publishing. |
Related coverage in California and nationwide.
We ingest Sonoma County's official permit records directly from 3 official record sets, each listed under Sources on this page and normalize them into a consistent JSON schema across our U.S. jurisdictions.
The newest permit we hold for Sonoma County, California is dated October 22, 2026. We re-read this source on a nightly schedule and publish the date the data runs through rather than the date we last polled. Some cities publish permits days after they are filed.
Yes — search Sonoma County permits free in the browser, no signup needed. The API needs a free key (100 requests per day, no credit card).
Yes. CSV export is available on every plan, including free, with the row cap rising by tier. Webhooks (Developer plan and up) push new permits after each nightly ingest.
Free tier covers 100 requests per day. No credit card required.
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