§ MI Michigan
County permits
Ionia County
Ionia County issues permits only for unincorporated areas. Inside an incorporated city? Pick the city below — its building department handles your permit.
§ 01 Unincorporated
Unincorporated Ionia County.
If your property isn't inside an incorporated city, the county permit office handles your application directly.
- Permit authority
- Ionia County Building Department
- Website
- Permit authority website ↗
- Phone
- (616) 527-5374
- Address
- 101 W Main St, Ionia, MI 48846
§ 02 Jurisdictions
Cities in Ionia County
Click any city for its full permit guide — authority, fees, application steps, inspections, and exempt work.
§ 03 County navigation
Information last verified for Ionia County, Michigan. Permit rules and fees change frequently — verify current requirements with the issuing department before applying. Jaspector is an educational reference, not legal advice.