PermitStack indexes 185,456 building permits issued in Detroit, Michigan, with 21,974 issued in the last 12 months alone. Search by address, contractor, category, and date via our free REST API.
Most common permit types issued in the last year.
Drill into the most common permit categories in Detroit.
Permit activity for individual ZIP codes in Detroit, newest first by volume.
Every permit we hold for one Detroit address (roof, HVAC, solar, additions, with dates and contractors) in a single call to /v1/property/history. Used by lenders for collateral review, insurers for roof and system age, and real estate teams for due diligence.
The 10 most recent permits issued in Detroit, Michigan. Full dataset available via REST API.
| Issued | Permit # | Address | Category | Description |
|---|---|---|---|---|
| 2026-10-21 | PLM2026-05935 | 16650 Lilac St | Plumbing | Excavate at stop valve at front of house to expose existing lead service line Feed... |
| 2026-10-21 | PLM2026-05801 | 5775 Haverhill St | Plumbing | DWSD LEAD SERVICE LINE REPLACEMENT -WORK ORDER #793038 |
| 2026-10-21 | MEC2026-04786 | 1539 Longfellow St | HVAC | Replace Furnace |
| 2026-10-21 | ELE2026-04114 | 7401 Mack Ave | HVAC | 2 furnace and a/c replacement |
| 2026-10-21 | MEC2026-04795 | 17861 Fleming St | HVAC | Installation of furnace and ac |
| 2026-10-21 | MEC2026-04711 | 600 E Lafayette Ave | Mechanical | Relocation of four (4) sprinkler heads to accommodate new wall and ceiling layout ... |
| 2026-10-21 | PLM2026-05917 | 5308 Lakeview St | Plumbing | rehab work done |
| 2026-10-21 | ELE2026-04110 | 18653 Stoepel St | Electrical | Reconnect for AC Replaement |
| 2026-10-21 | PLM2026-05750 | 17820 McDougall St | Plumbing | DWSD LEAD SERVICE LINE REPLACEMENT -WORK ORDER #794633 |
| 2026-10-21 | PLM2026-05773 | 5104 Haverhill St | Plumbing | DWSD LEAD SERVICE LINE REPLACEMENT -WORK ORDER #791295 |
Query Detroit, Michigan permits with a single HTTP request. Returns JSON with address, category, status, dates, and full description.
# Search Detroit permits issued in the last 30 days curl -H "X-API-Key: YOUR_KEY" \ "https://api.permit-stack.com/v1/permits/search?city=Detroit&state=MI&issued_after=2026-09-23"
The official record sets behind this page, with the date each one's data runs through.
| Record set | Source | Permits | Data through | Note |
|---|---|---|---|---|
| Permits | open data (ArcGIS) | 185,456 | 2026-10-21 |
Related coverage in Michigan and nationwide.
We ingest Detroit's official permit records directly from ArcGIS Hub and normalize them into a consistent JSON schema across our U.S. jurisdictions.
The newest permit we hold for Detroit, Michigan is dated October 21, 2026. We re-read this source on a nightly schedule and publish the date the data runs through rather than the date we last polled. Some cities publish permits days after they are filed.
Yes — search Detroit permits free in the browser, no signup needed. The API needs a free key (100 requests per day, no credit card).
Yes. CSV export is available on every plan, including free, with the row cap rising by tier. Webhooks (Developer plan and up) push new permits after each nightly ingest.
The median time from permit filing to issuance in Detroit, Michigan is 6 days, based on permits issued in the last 12 months. Smaller permit types (residential alteration, electrical) typically issue faster; new construction and large additions usually take longer.
Free tier covers 100 requests per day. No credit card required.
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