Mount Sterling is a city in Brown County, Illinois, home to about 1,980 people across 1.1 square miles. Its ZIP code is 62353.
Homes sold for a median of $128 per square foot in the three months ending August 2026, a buyer’s market.
Mostly Mount Sterling; also Ripley
Each card is that ZIP code’s whole market, including any part outside Mount Sterling. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mount Sterling’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | St. Louis Lambert International Airport (STL)87 miles away |
|---|---|
| Closer regional airport | Quincy Regional Airport Baldwin Field (UIN)24 miles away |
| Nearest city of 250,000+ | St. Louis, MO97 miles away |
| Nearest city of 1 million+ | Chicago, IL205 miles away |
Straight-line distances from the center of Mount Sterling; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Mount Sterling had 2,006 residents in the 2020 census, down 3% since 2000.
It’s the 507th largest of 1,450 towns in Illinois by population.
Brown County grew from 11,557 residents in 1900 to 6,244 in 2020.
Brown County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 17°F. About 40.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Rushville, IL weather station (14 miles away).
3,834 jobs at 108 businesses in Brown County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
40 doctors and other health care providers list an office in Mount Sterling.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|---|
| Nurse practitioners and physician assistants | 8 |
| Mental health providers | 24 |
| Physical and occupational therapists | 5 |
| Optometrists | 1 |
| Chiropractors | 1 |
| Pharmacies | 2 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Libraries
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Brown County CUSD 1. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Brown County Elementary SchoolMount Sterling | Pre-K–4 | 270 | Public | 1.5 mi |
| Brown County Middle SchoolMount Sterling | 5–8 | 179 | Public | 0.6 mi |
| Brown County High SchoolMount Sterling | 9–12 | 224 | Public | 0.6 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St Mary Elementary SchoolMount Sterling | Pre-K–8 | 91 | Roman Catholic | 1.7 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Ripley.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.