Search and pull HVAC permit data from Hayward, CA. HVAC permits cover new installations, equipment replacement, and major system changes — all high-value customer signals.
Showing the 10 most recent HVAC permits issued in Hayward, CA. Access all 340 permits from the last year via the API.
| Issued | Address | Status | Contractor |
|---|---|---|---|
| 2026-08-31 | 440 Larchmont St | ISSUED | — |
| 2026-08-28 | 29174 Verdi Rd | ISSUED | — |
| 2026-08-25 | 3906 Trust Way | ISSUED | TEAMWRKX CONSTRUCTION INC |
| 2026-08-25 | 2724 Seadrift Ln | ISSUED | — |
| 2026-08-24 | 24988 Plum Tree St | ISSUED | — |
| 2026-08-21 | 25043 Kay Ave | FINAL | — |
| 2026-08-18 | 833 Douglas St | FINAL | — |
| 2026-08-18 | 428 Craven Ct | ISSUED | — |
| 2026-08-18 | 22139 Castille Ln | FINAL | ALL ABOUT AIR |
| 2026-08-18 | 660 Grace St | ISSUED | ALL ABOUT AIR |
Customer profile: HVAC contractors, heating and cooling companies, and equipment distributors.
Track homeowners replacing or installing HVAC systems — the largest signal for maintenance contract opportunities, air quality upgrades, and smart thermostat cross-sell.
How teams use this data: PermitStack for HVAC contractors.
Query Hayward, CA HVAC permits directly with a single HTTP call:
curl "https://api.permit-stack.com/v1/permits/search?jurisdiction=Hayward&category=HVAC" \ -H "X-API-Key: pk_your_key"
Or use the official Python SDK: pip install permitstack
This page holds HVAC permits in Hayward, CA dated through 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.
Yes. The API supports filtering by zip code, date range, contractor name, estimated value, and more. See the full API documentation for query parameters.
Yes. Building permits including HVAC permits are public records maintained by Hayward, CA's building department. PermitStack normalizes this open data into a clean, consistent API.
Our customers include HVAC contractors, heating and cooling companies, and equipment distributors. Track homeowners replacing or installing HVAC systems — the largest signal for maintenance contract opportunities, air quality upgrades, and smart thermostat cross-sell.
Data source: Hayward, CA's official permit records. Data through 2026-08-31.