Access 77,631 building permits issued in Hayward, California through a single REST API, normalized into a consistent schema. Data through August 31, 2026.
Most common permit types issued in the last year.
Drill into the most common permit categories in Hayward.
The most active contractors by permit volume in Hayward, with a profile of each one's permit history. Counts are permits we hold for Hayward.
Permit activity for individual ZIP codes in Hayward, newest first by volume.
Every permit we hold for one Hayward 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 Hayward, California. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2026-08-31 | BL-RES-2026-00221 | 28126 Dickens Ave | Interior remodel | MASTER BATHROOM REMODEL, POWDER ROOM REMODEL, KITCHEN REMODEL ALL IN KIND |
| 2026-08-31 | BL-ELER-2026-00432 | 25098 Plum Tree St | Electrical | Adding a partial 2" PVC electric conduit for a future ADU (ADU Permit# 202100... |
| 2026-08-31 | BL-ELER-2026-00389 | 332 Ambrose Ct | Electrical | Update my electrical panel. |
| 2026-08-31 | FP-ALR-2026-00062 | 1619 Whipple Rd | Fire alarm | SPRINKLER MONITORING SYSTEM REPLACEMENT |
| 2026-08-31 | FP-SPK-2026-00063 | 1504 Wonderland Ct | Fire alarm | Installation of a new NFPA 13D automatic fire sprinkler system for Lot 11 at proje... |
| 2026-08-31 | FP-SPK-2026-00062 | 1508 Wonderland Ct | Fire alarm | Installation of a new NFPA 13D automatic fire sprinkler system for Lot 10 at proje... |
| 2026-08-31 | BL-DEMOM-2026-00023 | 29200 Bodega St | Demolition | Demolish and remove existing unpermitted gazebo. |
| 2026-08-31 | FP-SPK-2026-00061 | 1512 Wonderland Ct | Fire alarm | Installation of a new NFPA 13D automatic fire sprinkler system for Lot 9 at projec... |
| 2026-08-31 | FP-SPK-2026-00064 | 1500 Wonderland Ct | Fire alarm | Installation of a new NFPA 13D automatic fire sprinkler system for Lot 12 at proje... |
| 2026-08-31 | BL-ELER-2026-00427 | 24956 Lucien Way | Electrical | Main panel upgrade MPU from 100A to 200A main breaker, MSP 225A |
Query Hayward, California permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search Hayward permits issued in the last 30 days curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?city=Hayward&state=CA&issued_after=2026-09-06"
The official record sets behind this page, with the date each one's data runs through.
| Record set | Source | Permits | Data through | Note |
|---|---|---|---|---|
| Permits | EnerGov permit portal | 77,631 | 2026-08-31 | Upstream access blocked since 2026-08-18 (49d) — the host refuses our requests (HTTP 403); we cannot confirm whether the source itself has stopped. |
Related coverage in California and nationwide.
We ingest Hayward's official permit records directly from the jurisdiction's own permit portal and normalize them into a consistent JSON schema across our U.S. jurisdictions.
The newest permit we hold for Hayward, California is dated August 31, 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. Upstream access blocked since 2026-08-18 (49d) — the host refuses our requests (HTTP 403); we cannot confirm whether the source itself has stopped.
Yes — search Hayward 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.
The median time from permit filing to issuance in Hayward, California is 5 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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