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St. Clair County

St. Clair County has 253,694 residents across 27 ZIP codes with their own report. Median household income is $73,854, 11% below the Illinois figure. The typical owner-occupied home is valued at $180,300, and 32% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026
253,694residentsACS 2020–2024
$73,854median household incomeIllinois: $83K
$180,300median home valueowner-occupied homes
90%of households have broadbandhome internet subscription
St. Clair County in IllinoisZIP codes in St. Clair County highlighted; the rest of Illinois in grey
Map of Illinois with St. Clair County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 27 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP codeResidentsHousehold incomeHome valueOwnersBachelor's+BroadbandCommute
62059729$31K$38K45%27%76%24 min
622014,921$27K$60K51%13%80%21 min
622035,465$42K$69K67%15%77%24 min
622044,055$35K$48K77%11%69%25 min
622056,459$46K$42K68%20%81%27 min
6220612,959$34K$53K56%13%91%28 min
622076,984$30K$58K49%15%68%24 min
6220816,821$80K$176K67%34%89%24 min
6222019,152$66K$157K63%29%91%25 min
6222129,875$82K$218K65%38%92%25 min
6222316,269$74K$159K76%32%92%27 min
622255,242$103K$-666667K3%38%98%15 min
6222628,255$71K$167K67%32%92%25 min
622327,063$64K$125K76%22%88%24 min
622394,232$61K$111K67%18%86%28 min
622401,796$96K$89K88%11%92%23 min
622436,418$103K$280K86%33%84%28 min
622546,710$96K$218K71%38%89%26 min
622551,092$81K$161K87%7%89%38 min
622572,046$79K$138K81%14%82%31 min
6225810,437$95K$233K74%29%95%26 min
622606,668$91K$253K86%32%84%25 min
622643,097$57K$127K77%15%94%29 min
6226935,923$104K$292K71%52%94%26 min
62282563$117K$179K86%23%91%29 min
622854,239$136K$274K95%44%97%37 min
62289273$47K$65K87%9%93%28 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

253,694 residents in 100,846 households, next to the Illinois figure.

23%
under 18
21%
aged 18–34
17%
aged 65 and over
32%
of households are people living alone
44%
of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

115,630 housing units; the median owner-occupied home is valued at $180,300 (±$5,056).

68%
of households own their home
72%
of homes are detached single-family houses
11%
are in buildings with 5 or more units
4%
are mobile homes
13%
of housing units are vacant
$1,090
median gross rent a month

When homes were built

2020 or later1%
2010–20197%
2000–200914%
1990–199912%
1980–198911%
1970–197911%
1960–196912%
1950–195913%
1940–19496%
1939 or earlier14%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$1,990.

$73,854
median household income
13.6%
of people live below the poverty line
6.0%
unemployment rate
32%
of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

26 min
average commute to work
12%
of commuters travel 45 minutes or more
84%
of workers drive or carpool
2%
take public transportation
2%
walk or bike
12%
work from home
8%
of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

90%
of households have a broadband subscription
7%
have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates