St. Louis city, Michigan
Official LSAD Designation: St. Louis city • Census GEOID: 2671000
• Gratiot County
St. Louis city is an incorporated city in Gratiot County, Michigan. According to official records from the Census (2025), St. Louis city had an estimated population of 7,406 residents. Official Census Bureau geographic records classify this community under LSAD designation St. Louis city (GEOID 2671000).
Local Government Administration U.S. Census Bureau GMAF
City Of St Louis
Municipal
Official Title:
City Manager
Address:
300 N MILL ST, SAINT LOUIS MI 48880-1545
County Of Gratiot
County
Official Title:
County Administrator
Address:
214 E CENTER ST, STE 16, ITHACA MI 48847-1446
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 7,406 | 2025 |
| Median Household Income | $51,167 | 2020-2024 |
| Median Home Value | $119,200 | 2020-2024 |
| Land Area | 3.30 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).