Access real-time HVAC permit data from Milwaukee, 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 Milwaukee, WI. Access all 5,331 permits from the last year via the API.
| Issued | Address | Status | Contractor |
|---|---|---|---|
| 2026-08-20 | 401 W LAYTON AV | ISSUED | — |
| 2026-08-20 | 2909 N 84TH ST | ISSUED | — |
| 2026-08-20 | 5130 W VLIET ST | ISSUED | — |
| 2026-08-20 | 141 N WATER ST, 11 | ISSUED | — |
| 2026-08-20 | 141 N WATER ST, 68 | ISSUED | — |
| 2026-08-20 | 141 N WATER ST, 37 | ISSUED | — |
| 2026-08-20 | 2319 S 9TH ST | ISSUED | — |
| 2026-08-20 | 2328 E BACK BAY | ISSUED | — |
| 2026-08-20 | 3351 S PENNSYLVANIA AV | FILED | — |
| 2026-08-20 | 4235 S 22ND ST | FILED | — |
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 Milwaukee, WI HVAC permits directly with a single HTTP call:
curl "https://api.permit-stack.com/v1/permits/search?city=Milwaukee&state=WI&category=HVAC" \ -H "X-API-Key: pk_your_key"
Or use the official Python SDK: pip install permitstack
PermitStack ingests permits from Milwaukee, 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 Milwaukee, 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 Milwaukee, WI open data portal. Last updated: 2026-08-20.