Ionia city, Michigan
Official LSAD Designation: Ionia city • Census GEOID: 2640860
• Ionia County
Ionia city is an incorporated city in Ionia County, Michigan. According to official records from the Census (2025), Ionia city had an estimated population of 12,208 residents. Official Census Bureau geographic records classify this community under LSAD designation Ionia city (GEOID 2640860).
Local Government Administration U.S. Census Bureau GMAF
City Of Ionia
Municipal
Official Title:
Mayor
Address:
PO BOX 496, IONIA MI 48846-0496
County Of Ionia
County
Official Title:
Int County Admin
Address:
100 W MAIN ST, IONIA MI 48846-1651
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 12,208 | 2025 |
| Median Household Income | $63,978 | 2020-2024 |
| Median Home Value | $164,800 | 2020-2024 |
| Land Area | 5.60 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).