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Mascoutah, IL
City in St. Clair County, Illinois. ZIP codes: 62258.
Population
8,816
Land area
9.6sq mi
People per sq mi
915
ZIP codes
1
Mascoutah and its ZIP codes
Mascoutah at a glance
- Mascoutah is about 4 times as dense as Illinois as a whole.
- By population, it ranks 246th among 1,445 cities and towns in Illinois.
- The median household income is $97,375, 17% above the Illinois median of $83,390.
- A typical owner-occupied home is valued at $224,900 (15% below Illinois) and median rent is $1,370 a month.
Local data for Mascoutah, IL
Counts from official public data
Housing and community stats
Mascoutah, IL, American Community Survey 2020-2024
Median household income
$97,375
Poverty rate
9.8%
Median home value
$224,900
Median rent
$1,370/mo
Homeownership
69.7%
Bachelor's or higher
30.8%
Median age
37.5
Average commute
23.5 min
Largest reported origins and ancestries: German Americans (2,539), Irish Americans (1,017), Polish Americans (371).
Economy and federal money
Jobs, pay, income and spending are for St. Clair County. PPP loans are for Mascoutah.
Unemployment rate
3.8%
Sep 2026, -0.8 pts in a year
Average annual pay
$59,034
89,192 jobs, 2025
Income per person
$61,712
BEA, 2024
Federal spending
$2.6B
FY 2026, $10,147 per person
How people get to work
Mascoutah, IL, workers 16 and older. American Community Survey 5-year estimates
- Drove alone73.6%
- Carpooled11.3%
- Public transit0.0%
- Walked2.0%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.7%
- Worked from home12.4%
Average one-way commute: 23.5 minutes for people who do not work from home.
Environment and hazard risk
Mascoutah, IL, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: heat wave
Storm events since 1996
829
Countywide, mostly thunderstorm wind
Flood insurance policies
1,007
1.0% of homes, county
July high / Jan low
90° / 24°F
43.4 inches of rain a year
Hazards, floods and storm historyCheck a flood zone2 historic places
Health statistics
Share of adults in Mascoutah, IL, CDC PLACES estimates
Obesity
35.2%
U.S. 33.3% +1.9 pts
Diabetes
9.9%
U.S. 12.1% -2.2 pts
Smoking
13.3%
U.S. 12.8% +0.5 pts
Uninsured (18-64)
6.7%
U.S. 11.1% -4.4 pts
ZIP codes in Mascoutah
1 in or overlapping Mascoutah. Population shown
Cities near Mascoutah
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Scott AFBCensus-designated place | 2.9 mi | 4.3 |
| RentchlerCensus-designated place | 3.7 mi | 0.3 |
| LebanonCity | 5 mi | 2.7 |
| New BadenVillage | 5.9 mi | 1.8 |
| SummerfieldVillage | 6.2 mi | 0.5 |
| ShilohVillage | 6.5 mi | 12.5 |
| O'FallonCity | 7.9 mi | 15.8 |
| FreeburgVillage | 8.9 mi | 6.8 |
| TrentonCity | 9.2 mi | 1.9 |
| SwanseaVillage | 9.8 mi | 6.5 |
| FayettevilleVillage | 9.8 mi | 0.3 |
| DamiansvilleVillage | 10 mi | 0.8 |
| BellevilleCity | 10 mi | 23.2 |
| AlbersVillage | 11 mi | 1 |
| St. LiboryVillage | 12 mi | 1 |
| Fairview HeightsCity | 12 mi | 11.5 |
Frequently asked questions
- What county is Mascoutah, IL in?
- Mascoutah is in St. Clair County, Illinois.
- What ZIP codes are in Mascoutah, IL?
- ZIP codes in or overlapping Mascoutah include 62258.
- What is the population of Mascoutah, IL?
- About 8,816 people live in Mascoutah, based on American Community Survey 5-year estimates.
- What cities are near Mascoutah?
- Nearby places include Scott AFB (2.9 mi), Rentchler (3.7 mi), Lebanon (5 mi), New Baden (5.9 mi), Summerfield (6.2 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023