Rentchler is a community in St. Clair County, Illinois across 0.3 square miles. It has no ZIP code of its own: it’s part of 62221.
Homes sold for a median of $136 per square foot in the three months ending August 2026, a seller’s market.
Mostly Shiloh; part is in Rentchler
Each card is that ZIP code’s whole market, including any part outside Rentchler. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Rentchler’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)26 miles away |
|---|---|
| Closer regional airport | Scott AFB/Midamerica Airport (BLV)7 miles away |
| Nearest city of 250,000+ | St. Louis, MO17 miles away |
| Nearest city of 1 million+ | Chicago, IL257 miles away |
Straight-line distances from the center of Rentchler; 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.
Rentchler had 45 residents in the 2020 census, up 32% since 2010.
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 (6 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).
121 doctors and other health care providers list an office in Rentchler.
Nearest hospitals
Providers with an office here
| Primary care doctors | 11 |
|---|---|
| Specialist doctors | 6 |
| Dentists | 4 |
| Nurse practitioners and physician assistants | 16 |
| Mental health providers | 47 |
| Physical and occupational therapists | 26 |
| Optometrists | 4 |
| Chiropractors | 7 |
| Pharmacies | 5 |
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 (1 nearby)
Grocery stores
Pharmacies
Libraries
Museums
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 Belleville SD 118, Whiteside SD 115, Mascoutah CUD 19 and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Jefferson Elem SchoolBelleville | Pre-K–6 | 293 | Public | 1.2 mi |
| Whiteside Elem SchoolBelleville | Pre-K–4 | 680 | Public | 0.3 mi |
| Wingate Elementary SchoolShiloh | Pre-K–5 | 424 | Public | 2.0 mi |
| Whiteside Middle SchoolBelleville | 5–8 | 475 | Public | 1.0 mi |
| Belleville High School-EastBelleville | 9–12 | 2,600 | Public | 1.5 mi |
| Pathways SchoolBelleville | — | — | Special Education | 2.4 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| St Teresa Catholic SchoolBelleville | Pre-K–8 | 153 | Roman Catholic | 1.1 mi |
| Zion Lutheran SchoolBelleville | Pre-K–8 | 256 | Lutheran Church–Missouri Synod | 1.7 mi |
| Calvary Baptist AcademyBelleville | 4–7 | 3 | Baptist | 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.
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Shares ZIP codes with Shiloh, Belleville and Freeburg.
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.