PermitStack indexes 631,143 building permits issued in Los Angeles County, California, with 77,984 issued in the last 12 months alone. Search by address, contractor, category, and date via our free REST API.
Most common permit types issued in the last year.
The 10 most recent permits issued in Los Angeles County, California. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2026-05-12 | PWRP2026003115 | 1724 E Florence Avenue, Los Angeles CA 90001 | Other | PLACING AND SPLICING FOR ALL THE AERIAL CABLES - 6 DAYS - E218-A05BDJ9 REL 0 IFP |
| 2026-05-12 | PWRP2026003103 | 32545 Ridge Route Road, Castaic CA 91384 | Other | *Emergency Work* associated with Permits PWRP2026002906 and PWRP2026002746 - reque... |
| 2026-05-12 | UNC-PLMB260508002164 | 240 E Mariposa Street, Altadena CA 91001 | Roofing | PLUMBING FOR AN INTERIOR REMODEL LIKE FOR LIKE NO STRUCTURAL CHANGES, REMOVE AND R... |
| 2026-05-12 | UNC-MECH260511002107 | 27482 Red Alder Lane #Lot 1, Unit 5, Stevenson Ran | Mechanical | MECHANICAL FOR (N) DUPLEX CONDO BLDG |
| 2026-05-12 | PWRP2026002533 | 24641 Mulholland Highway, Calabasas CA 91302 | Other | T-Mobile to modify existing wireless telecommunication facility by REMOVING EXISTI... |
| 2026-05-12 | UNC-SEWR260504001285 | 27499 Highland Lane #Lot 1, Unit 50, Stevenson Ran | Plumbing | SEWER CONNECTION FOR NEW SFD |
| 2026-05-12 | UNC-SEWR260504001284 | 27498 Highland Lane #Lot 1, Unit 49, Stevenson Ran | Plumbing | SEWER CONNECTION FOR NEW SFD |
| 2026-05-12 | UNC-ELEC260504004544 | 42701 40th Street W, Lancaster CA 93536 | Electrical | Upgrade main panel (200 amp), replace 20 switches/40 outlets/50 light fixtures ins... |
| 2026-05-12 | UNC-SEWR260504001277 | 27475 Highland Lane #Lot 1, Unit 54, Stevenson Ran | Plumbing | SEWER CONNECTION FOR NEW SFD |
| 2026-05-12 | UNC-SEWR260512001352 | 2565 N Holliston Avenue, Altadena CA 91001 | Plumbing | SEWER FOR EATON FIRE REBUILD - 1-STORY 3122 SF SFD (2 BEDS, 2 BATHS, 1 POWDER ROOM... |
Query Los Angeles County, California permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search all Los Angeles County permits issued this month curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?city=Los%20Angeles%20County&state=CA&issued_after=2026-04-01"
Related coverage in California and nationwide.
We ingest data directly from the official Los Angeles County open data portal (ArcGIS Hub) 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 Los Angeles County, California was issued on May 12, 2026. Permit backlogs on the city side may mean some permits take a few days to appear.
Yes — our free tier includes 1,000 requests per day, enough to search and filter Los Angeles County 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 Los Angeles County, California is 4 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 1,000 requests per day. No credit card required.
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