Detroit building & ADU permits
Recent permit activity, updated continuously.
Detroit is Michigan's largest city, setting ADU rules locally in a state with no statewide mandate. Igni sources Detroit permits from the city's BSEED open data under its GO DATA policy, normalizing the free-text use column into Igni's residential, commercial, and ADU categories.
Igni is tracking 2,031 residential and building permits in Detroit, MI. The most active ZIP is 48221. The most recent filing Igni tracked was Aug 1, 2026. All records come from data.detroitmi.gov — BSEED (ArcGIS), an official government open-data feed, and are refreshed continuously.
2031
Permits tracked
0
ADU permits
27
Distinct ZIP codes
Aug 1, 2026
Newest permit
Recent permits
A sample of the freshest permits in this jurisdiction — ZIP and city only (no street addresses).
| ZIP | Permit type | ADU type | Valuation | Applied |
|---|---|---|---|---|
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48204 | Residential | — | $3,419 | Jul 28, 2026 |
| 48216 | Residential | — | $67,500 | Jun 26, 2026 |
| 48212 | Residential | — | $25,000 | Jul 20, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48207 | Other | — | $47,150 | Jul 14, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48227 | Residential | — | $5,900 | Jul 30, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48235 | Residential | — | $21,500 | Jul 14, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48206 | Residential | — | $10,592 | May 28, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48216 | Residential | — | $67,500 | Jul 7, 2026 |
| 48201 | Residential | — | $17,403 | Jul 9, 2026 |
| 48204 | Residential | — | $3,400 | Jul 14, 2026 |
Top ZIP codes by recent activity
Housing law — Michigan
Accessory dwelling units in Michigan are regulated locally; with no statewide ADU mandate, rules vary by city and county.
Michigan has no statewide upzoning law; residential density is governed by local zoning.
Data source
Sourced from data.detroitmi.gov — BSEED (ArcGIS). Public records (Detroit GO DATA, EO 2015-2).
Learn more about ADUs & building permits
Background reading on accessory dwelling units, building permits, and how Igni turns Detroit permit records into leads.
Detroit permit data — FAQ
Where does Igni get Detroit permit data?
How fresh is Detroit permit data?
Does Detroit allow accessory dwelling units (ADUs)?
Get permit leads — Detroit
Fresh, filterable residential and ADU permit leads from Detroit — delivered before your competitors even know.
Informational only, not legal advice. Headline counts reflect all permits Igni has tracked for this jurisdiction; the table shows recent activity. Housing law changes — verify current statutes before relying on this.