Glen Carbon is a village in Madison County, Illinois, home to about 13,977 people across 10 square miles. Its ZIP code is 62034, and parts of 62025 are in Glen Carbon too.
Homes sold for a median of $150 per square foot in the three months ending August 2026, a seller’s market.
Mostly Glen Carbon
Mostly Edwardsville; part is in Glen Carbon
Each card is that ZIP code’s whole market, including any part outside Glen Carbon. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Glen Carbon’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)22 miles away |
|---|---|
| Nearest city of 250,000+ | St. Louis, MO17 miles away |
| Nearest city of 1 million+ | Chicago, IL244 miles away |
Straight-line distances from the center of Glen Carbon; 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.
Glen Carbon had 13,842 residents in the 2020 census, up 33% since 2000.
It’s the 176th 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).
216 doctors and other health care providers list an office in Glen Carbon.
Nearest hospitals
Providers with an office here
| Primary care doctors | 12 |
|---|---|
| Specialist doctors | 18 |
| Dentists | 38 |
| Nurse practitioners and physician assistants | 21 |
| Mental health providers | 75 |
| Physical and occupational therapists | 30 |
| Optometrists | 3 |
| Chiropractors | 19 |
| Pharmacies | 4 |
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 (7 nearby)
Grocery stores (4 nearby)
Pharmacies (2 nearby)
Libraries (3 nearby)
Museums (1 nearby)
Theaters and performance venues (1 nearby)
Counts are within about 2.5 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.
Established in 1892.
Source: Wikidata (wikidata.org), the free knowledge base; people are listed by place of birth.
Public schools here are run by Edwardsville CUSD 7. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Glen Carbon Elem SchoolGlen Carbon | Pre-K–2 | 318 | Public | 1.1 mi |
| Albert Cassens ElementaryGlen Carbon | 3–5 | 477 | Public | 2.0 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Father Mcgivney Catholic H SGlen Carbon | 9–12 | 305 | Roman Catholic | 2.5 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 Edwardsville, Holiday Shores, Pontoon Beach and Roxana.
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.