Access real-time HVAC permit data from Lake County, IL. 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 Lake County, IL. Access all 103 permits from the last year via the API.
| Issued | Address | Value | Status | Contractor |
|---|---|---|---|---|
| 2026-05-08 | 42263 HANKS | — | ISSUED | — |
| 2026-01-05 | 419 CYPRUS | — | ISSUED | — |
| 2026-01-05 | 24677 FOX RIVER | — | ISSUED | — |
| 2026-01-05 | 25451 GOLFVIEW | — | ISSUED | — |
| 2025-12-30 | 35593 GROVE | — | FINAL | — |
| 2025-12-30 | 33225 INDIAN | — | ISSUED | — |
| 2025-12-30 | 18065 BIG OAKS | — | FINAL | — |
| 2025-12-29 | 17 MONICA | — | FINAL | — |
| 2025-12-26 | 25500 BROOKS FARM | — | ISSUED | — |
| 2025-12-19 | 28303 BURNETT | — | 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.
Query Lake County, IL HVAC permits directly with a single HTTP call:
curl "https://api.permit-stack.com/v1/permits/search?city=Lake%20County&state=IL&category=HVAC" \ -H "X-API-Key: pk_your_key"
Or use the official Python SDK: pip install permitstack
PermitStack ingests permits from Lake County, IL'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 Lake County, IL'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 Lake County, IL open data portal. Last updated: 2026-05-08.