PermitStack indexes 724,407 building permits issued in Los Angeles County, California, with 73,407 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.
Drill into the most common permit categories in Los Angeles County.
Most active contractors by permit volume in Los Angeles County.
The 10 most recent permits issued in Los Angeles County, California. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2026-08-05 | UNC-SOLR260805001182 | 37244 110Th Street E, Littlerock CA 93543 | Roofing | 12.15kw 27 modules 1 inverter 2 ESS new 125A Generation panel |
| 2026-08-05 | UNC-ELEC260805008021 | 3105 Calanda Avenue, Altadena CA 91001 | Other | Temp Power Pole for CREB2025000416 |
| 2026-08-05 | FCR073126-0905 | 7687 Walnut Drive, Los Angeles CA 90001 | Other | LEGALIZE 744 SF ATTACHED ACCESORY DWELLIGN UNIT (ADU). ADU TO CONTAIN OPEN STUDIO ... |
| 2026-08-05 | WLV-BLDC260805000038 | 4609 Lakeview Canyon Road, Westlake Village CA 913 | Addition | CHANGE OF USE FROM RETAIL TO COFFEE SHOP. NEW NON-LOAD BEARING PARTITION WALLS. NE... |
| 2026-08-05 | RPAP2026003441 | — | Other | Install Green House (120 sq ft) |
| 2026-08-05 | PWRP2026005110 | 21382 Summit Road, Topanga CA 90290 | Renovation | TD2557927 |
| 2026-08-05 | UNC-BLDR260731007560 | 5121 W 136th Street, Hawthorne CA 90250 | Renovation | REPLACEMENT OF TWO WINDOWS. RETROFIT APPLICATION. SAME SIZE, SAME LOCATION. |
| 2026-08-05 | PWRP2026005083 | 2154 E 123rd Street, Compton CA 90222 | Other | "2026 ANNUAL BLANKET UTILITY PERMIT". DIG 4' X 4' TO LOCATE EXIS... |
| 2026-08-05 | UNC-ELEC260804007951 | 25811 Hammet Circle, Stevenson Ranch CA 91381 | Electrical | Panel upgrade 100 amp to 200 amp - Side of house |
| 2026-08-05 | RRP080526-2428 | 28776 The Old Road, Valencia CA 91355 | HVAC | Limited Demolition, construct new non-load bearing partitions. Install storefront... |
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 August 5, 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 Los Angeles County permits interactively. Sign up for a free API key to get started.
Yes. CSV export is available on every plan, including free, with the row cap rising by tier. Real-time webhooks for changed permits are on the Developer plan and above.
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 100 requests per day. No credit card required.
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