Access 8,799 building permits issued in San Mateo, California through a single REST API. Refreshed daily from the official San Mateo open data portal and normalized into a consistent schema.
Most common permit types issued in the last year.
The 10 most recent permits issued in San Mateo, California. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2026-06-08 | EP-2026-000462 | 314 POPLAR AVE | Renovation | Remove and replace 40sf of sidewalk, 5lf of curb and gutter and sidewalk underdrain. |
| 2026-06-08 | MISC-2026-000018 | — | Other | BLOCK PARTY ON SUNDAY 6/14/26 ALONG W 25TH AVE BETWEEN HACIENDA AND ISABELLE FROM ... |
| 2026-06-08 | EP-2026-000494 | 2033 LA SALLE DR | Plumbing | Replace sewer lateral from property line to main in City right of way. Work on 22n... |
| 2026-06-08 | EP-2026-000466 | — | Other | LOCATION: 506 HARVARD RD, BETWEEN CASTILIAN WAY, AND ARAGON BLVD / PGE PM 46659020... |
| 2026-06-08 | EP-2026-000471 | — | Other | LOCATION: 1435 ALAMEDA DE LAS PULGAS / PGE PM 46078814; PG&E electric crew to ... |
| 2026-06-08 | EP-2026-000463 | — | Plumbing | LOCATION: 3939 KINGRIDGE DR / PGE; PM 35719794 PGE to cut off gas at main & m... |
| 2026-06-08 | EP-2026-000500 | 969 NORFOLK ST | Plumbing | Replace sewer lateral in rear easement. |
| 2026-06-08 | EP-2026-000491 | 1203 ANNAPOLIS DR | Plumbing | Replace sewer lateral from property line to main in City right of way. (4A2) |
| 2026-06-08 | BD-2026-303291 | 920 FREMONT ST | Interior remodel | Kitchen remodel. Like for like. Replace cabinets and countertops. Replace 6 ceilin... |
| 2026-06-05 | EP-2026-000496 | 212 HUMBOLDT ST | Other | Pod placement in front of 212 N Humboldt St from 7/9/26-7/13/26 (5A) |
Query San Mateo, California permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search all San Mateo permits issued this month curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?city=San%20Mateo&state=CA&issued_after=2026-04-01"
Related coverage in California and nationwide.
We ingest data directly from the official San Mateo open data portal (the official city portal) daily. This is the same source used by the city's own public dashboards, normalized into a consistent JSON schema across our U.S. jurisdictions.
Our automated ingestion runs daily at 03:00 UTC. The latest permit in our database for San Mateo, California was issued on June 8, 2026. Permit backlogs on the city side may mean some permits take a few days to appear.
Yes — our free tier includes 100 requests per day, enough to search and filter San Mateo permits interactively. Sign up for a free API key to get started.
Yes. Paid plans support CSV export and periodic webhooks for changed permits.
The median time from permit filing to issuance in San Mateo, California is 16 days, based on permits issued in the last 12 months. Smaller permit types (residential alteration, electrical) typically issue faster; new construction and large additions usually take longer.
Free tier covers 100 requests per day. No credit card required.
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