Mascoutah is a city in St. Clair County, Illinois, home to about 8,816 people across 9.6 square miles. Its ZIP code is 62258.
Homes sold for a median of $150 per square foot in the three months ending August 2026, a seller’s market.
Mostly Mascoutah; also Fayetteville
Each card is that ZIP code’s whole market, including any part outside Mascoutah. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Mascoutah’s story and what everyday life there is like, for people thinking about moving in.
Are you a local agent who knows Mascoutah well? Agents who advertise here will be able to write the guide. Advertise on OfferBacked
| Nearest major airport | St. Louis Lambert International Airport (STL)37 miles away |
|---|---|
| Closer regional airport | Scott AFB/Midamerica Airport (BLV)6 miles away |
| Nearest city of 250,000+ | St. Louis, MO27 miles away |
| Nearest city of 1 million+ | Chicago, IL257 miles away |
Straight-line distances from the center of Mascoutah; 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.
Mascoutah had 8,754 residents in the 2020 census, up 55% since 2000.
It’s the 245th largest of 1,450 towns in Illinois by population.
St. Clair County grew from 86,685 residents in 1900 to 257,400 in 2020.
St. Clair County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 90°F in summer, and winter lows average 24°F. About 43.4 inches of rain and melted snow fall in a typical year, with about 11 inches of snow.
Source: NOAA 1991–2020 climate normals, Belleville Siu Rsch, IL weather station (4 miles away).
72,871 jobs at 4,973 businesses in St. Clair County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2022 (private employers; jobs counted where people work).
40 doctors and other health care providers list an office in Mascoutah.
Nearest hospitals
Providers with an office here
| Primary care doctors | 5 |
|---|---|
| Dentists | 4 |
| Nurse practitioners and physician assistants | 7 |
| Mental health providers | 8 |
| Physical and occupational therapists | 9 |
| Chiropractors | 7 |
| 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.
Parks (2 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Counts are within about 2 miles 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 Mascoutah CUD 19. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mascoutah Elem SchoolMascoutah | Pre-K–5 | 853 | Public | 1.8 mi |
| Mascoutah Middle SchoolMascoutah | 6–8 | 973 | Public | 1.9 mi |
| Mascoutah High SchoolMascoutah | 9–12 | 1,243 | Public | 2.2 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Holy Childhood of Jesus SchoolMascoutah | Pre-K–8 | 132 | Roman Catholic | 1.3 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.
Buying or selling around Mascoutah? Tell us what you need and when. No agents advertise here yet, so we’ll keep your request for up to 30 days and send it to local agents who join. No obligation, and you choose who to work with.
Loading map…
Shares ZIP codes with Fayetteville.
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.