Mount Sterling city, Illinois
Official LSAD Designation: Mount Sterling city • Census GEOID: 1751154
• Brown County
Mount Sterling city is an incorporated city in Brown County, Illinois. According to official records from the Census (2025), Mount Sterling city had an estimated population of 2,155 residents. Official Census Bureau geographic records classify this community under LSAD designation Mount Sterling city (GEOID 1751154).
Local Government Administration U.S. Census Bureau GMAF
City Of Mount Sterling
Municipal
Official Title:
City Clerk
Address:
145 W MAIN ST, MT STERLING IL 62353-1296
County Of Brown
County
Official Title:
County Clerk
Address:
200 COURT ST, MT STERLING IL 62353-1285
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 2,155 | 2025 |
| Median Household Income | $59,087 | 2020-2024 |
| Median Home Value | $131,200 | 2020-2024 |
| Land Area | 1.19 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).