Clark County

Clark County has 15,266 residents across 7 ZIP codes with their own report. Median household income is $72,927, 13% below the Illinois figure. The typical owner-occupied home is valued at $132,400, and 25% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026

15,266residentsACS 2020–2024

$72,927median household incomeIllinois: $83K

$132,400median home valueowner-occupied homes

88%of households have broadbandhome internet subscription

Clark County in IllinoisZIP codes in Clark County highlighted; the rest of Illinois in grey

Map of Illinois with Clark 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 7 ZIP codes.

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

ZIP code	Residents	Household income	Home value	Owners	Bachelor's+	Broadband	Commute
62420	4,299	$66K	$140K	84%	19%	88%	28 min
62423	546	$47K	$173K	88%	24%	79%	31 min
62441	7,003	$81K	$156K	75%	30%	87%	24 min
62442	2,671	$70K	$87K	83%	22%	92%	28 min
62474	626	$67K	$88K	98%	17%	91%	33 min
62477	526	$89K	$111K	88%	25%	77%	30 min
62478	333	$99K	$131K	87%	13%	75%	30 min

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

People.

15,266 residents in 6,555 households, next to the Illinois figure.

22%

under 18

18%

aged 18–34

20%

aged 65 and over

27%

of households are people living alone

51%

of households are married couples

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

Homes.

7,307 housing units; the median owner-occupied home is valued at $132,400 (±$15,582).

80%

of households own their home

82%

of homes are detached single-family houses

are in buildings with 5 or more units

are mobile homes

10%

of housing units are vacant

$861

median gross rent a month

When homes were built

2020 or later0%

2010–20196%

2000–200912%

1990–19997%

1980–198911%

1970–197917%

1960–196910%

1950–19599%

1940–19497%

1939 or earlier21%

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 ±$4,958.

$72,927

median household income

9.1%

of people live below the poverty line

3.7%

unemployment rate

25%

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.

27 min

average commute to work

14%

of commuters travel 45 minutes or more

92%

of workers drive or carpool

take public transportation

walk or bike

work from home

of households have no car

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

Internet.

Home internet subscriptions.

88%

of households have a broadband subscription

11%

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