Bethalto is a village in Madison County, Illinois, home to about 9,239 people across 7.6 square miles. Its ZIP code is 62010, and parts of 62018, 62024 and 62067 are in Bethalto too.
Homes sold for a median of $141 per square foot in the three months ending August 2026, a seller’s market.
Mostly Bethalto
Mostly Alton; part is in Bethalto
Mostly East Alton; part is in Bethalto
Part is in Bethalto, part in Moro
Each card is that ZIP code’s whole market, including any part outside Bethalto. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Bethalto’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)21 miles away |
|---|---|
| Nearest city of 250,000+ | St. Louis, MO22 miles away |
| Nearest city of 1 million+ | Chicago, IL237 miles away |
Straight-line distances from the center of Bethalto; 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.
Bethalto had 9,310 residents in the 2020 census, down 2% since 2000.
It’s the 236th 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 (7 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).
39 doctors and other health care providers list an office in Bethalto.
Nearest hospitals
Providers with an office here
| Primary care doctors | 5 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 3 |
| Nurse practitioners and physician assistants | 12 |
| Mental health providers | 5 |
| Physical and occupational therapists | 5 |
| Optometrists | 3 |
| Chiropractors | 5 |
| 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 (8 nearby)
Grocery stores (2 nearby)
Pharmacies (2 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 Bethalto CUSD 8, Region III Spec Ed Coop. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Bethalto East Primary SchoolBethalto | Pre-K–1 | 387 | Public | 0.7 mi |
| Bethalto East/ Region III K-3 CLIBethalto | K–3 | — | Special Education | 0.7 mi |
| Parkside Primary SchoolBethalto | 2–3 | 321 | Public | 0.6 mi |
| Journeys SouthBethalto | 6–12 | — | Special Education | 1.2 mi |
| Wilbur Trimpe Middle SchoolBethalto | 6–8 | 556 | Public | 0.8 mi |
| Civic Memorial High SchoolBethalto | 9–12 | 760 | Public | 1.3 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Our Lady Queen of Peace SchoolBethalto | Pre-K–7 | 80 | Roman Catholic | 0.5 mi |
| Zion Lutheran SchoolBethalto | Pre-K–8 | 167 | Lutheran Church–Missouri Synod | 0.6 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 Rosewood Heights, East Alton, Alton, Wood River and Moro.
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.