Prairietown is a community in Madison County, Illinois, home to about 183 people across 0.2 square miles. It has no ZIP code of its own: it’s part of 62021.
Homes sold for a median of $143 per square foot in the three months ending August 2026, a seller’s market.
Each card is that ZIP code’s whole market, including any part outside Prairietown. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Prairietown’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)27 miles away |
|---|---|
| Nearest city of 250,000+ | St. Louis, MO28 miles away |
| Nearest city of 1 million+ | Chicago, IL231 miles away |
Straight-line distances from the center of Prairietown; 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.
It’s the 1226th largest of 1,450 towns in Illinois by population.
Madison County grew from 64,694 residents in 1900 to 265,859 in 2020.
Madison County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 87°F in summer, and winter lows average 22°F. About 41.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Alton - Melvin Price L&D, IL weather station (12 miles away).
93,915 jobs at 5,659 businesses in Madison County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Prairietown.
Nearest hospitals
Providers with an office here
| Mental health providers | 1 |
|---|
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.
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St Peters Lutheran SchoolDorsey | Pre-K–7 | 21 | Lutheran Church–Missouri Synod | 3.0 mi |
Source: U.S. Department of Education, NCES: Common Core of Data for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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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.