Access real-time HVAC permit data from Madison, WI. 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 Madison, WI. Access all 4,303 permits from the last year via the API.
| Issued | Address | Status | Contractor |
|---|---|---|---|
| 2026-08-24 | 3521 Anderson ST | IN_PROGRESS | — |
| 2026-08-24 | 59 Bel-Aire DR | UNKNOWN | — |
| 2026-08-24 | 583 Banding LN | UNKNOWN | — |
| 2026-08-24 | 536 Waxwing LN | UNKNOWN | — |
| 2026-08-24 | 1321 Tompkins DR, G | UNKNOWN | — |
| 2026-08-24 | 1325 N Wingra DR | UNKNOWN | — |
| 2026-08-24 | 1701 Wright ST | UNKNOWN | — |
| 2026-08-24 | 6626 Piping Rock RD | ISSUED | — |
| 2026-08-24 | 1817 Waunona WAY | UNKNOWN | — |
| 2026-08-24 | 5001 N Sherman AVE | ISSUED | — |
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.
Query Madison, WI HVAC permits directly with a single HTTP call:
curl "https://api.permit-stack.com/v1/permits/search?city=Madison&state=WI&category=HVAC" \ -H "X-API-Key: pk_your_key"
Or use the official Python SDK: pip install permitstack
PermitStack ingests permits from Madison, WI's official open data portal daily at 3 AM UTC. Most HVAC permits appear within 24-48 hours of issuance.
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 Madison, WI'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: Official Madison, WI open data portal. Last updated: 2026-08-24.