Search and pull HVAC permit data from King County, WA. 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 King County, WA. Access all 2,440 permits from the last year via the API.
| Issued | Address | Status | Contractor |
|---|---|---|---|
| 2026-10-22 | 10409 SW CEMETERY RD | ISSUED | — |
| 2026-10-22 | 15234 SE 171ST PL | ISSUED | — |
| 2026-10-22 | 13919 212TH DR NE | ISSUED | — |
| 2026-10-22 | 13101 ADAIR CREEK WAY NE | ISSUED | — |
| 2026-10-22 | 12418 232ND WAY NE | ISSUED | — |
| 2026-10-22 | 16105 SE 145TH PL | ISSUED | — |
| 2026-10-21 | 28862 237TH PL SE | ISSUED | — |
| 2026-10-21 | 1123 REDMOND FALL CITY RD NE | ISSUED | — |
| 2026-10-21 | 19105 222ND WAY NE | ISSUED | — |
| 2026-10-21 | 17421 NE 140TH PL | FINAL | — |
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 King County, WA HVAC permits directly with a single HTTP call:
curl "https://api.permit-stack.com/v1/permits/search?jurisdiction=King%20County&state=WA&category=HVAC" \ -H "X-API-Key: pk_your_key"
Or use the official Python SDK: pip install permitstack
This page holds HVAC permits in King County, WA dated through 2026-10-22. We re-check this source on its own nightly cycle, and publish the date the data runs through rather than the date we last polled -- a source that has stopped is not the same as one with nothing new.
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 King County, WA'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: King County, WA's official permit records. Data through 2026-10-22.