COUNTY · 1990 CENSUS

Clinton County

Illinois · 33,944 residents · 473.941 sq mi

Time machine

VIEWING

COMPARE TO

The short version

Clinton County has roughly average household income, with a median household income of $29,890. Population has declined 4% since 2000. 9% of adults hold a bachelor's degree or higher, below the national rate of 20%. Median home value is $55,000.

At a glance

Average income

near the US median

US median: $30,130

Mid-age

median age 32.9

US median: 33.0

Less educated

9% hold a bachelor's degree

US average: 20%

More affordable

home values down 10%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

33,944

−4%vs 2000

vs 35,535 in 2000

1990 – 2025

Population density

72 / sq mi

−4%vs 2000

vs 75 / sq mi in 2000

US average: 221

Median age

32.9

−10%vs 2000

vs 36.6 in 2000

US average: 33.0

Population, 1990 – 2024

202437K

Section 02

Income & economy

Median household income

$29,890

−12%inflation adjusted, since 2000

vs $44,618 in 2000

US average: $30,130

1990 – 2024

Per capita income

$11,422

−40%vs 2000

vs $19,109 in 2000

US average: $14,340

Poverty rate

10.2%

+3.8 ptsvs 2000

vs 6.4% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$55,000

−10%inflation adjusted, since 2000

vs $80,500 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$330

+1%inflation adjusted, since 2000

vs $430 in 2000

US average: $450

Owner-occupied

79.5%

−0.7 ptsvs 2000

vs 80.2% in 2000

20.5% rent

Afford Score

1.8

+2%vs 2000

vs 1.8 in 2000

1990 – 2024

RELATED:See current rent listings in Clinton County on RentDataNow

Section 04

Race & ethnicity

2000

White, non-Hispanic93.5%(33,220)

Black3.9%(1,389)

Hispanic / Latino1.6%(570)

Asian0.3%(115)

Other0%

Diversity Score14%(4,986)

1990

White, non-Hispanic96.1%(32,619)

Black3.2%(1,077)

Hispanic / Latino0.9%(314)

Asian0.1%(48)

Other0.6%(200)

Diversity Score11.5%(3,916)

Diversity Score

−18%vs 2000

vs 14 in 2000

1990 – 2024

Section 05

Education

Bachelor's degree or higher

9.2%

−3.8 ptsvs 2000

vs 13.0% in 2000

US average: 20.3%

High school or higher

67.2%

−10.2 ptsvs 2000

vs 77.4% in 2000

US average: 75.2%

Graduate degree

2.9%

−0.4 ptsvs 2000

vs 3.2% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

25.8 min

+33%vs 2000

vs 19.3 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Clinton County

Head to head

Compare Clinton County to nearby counties

CLINTON COUNTY VS

Washington County

Income$78,224+162%

Home value$155,700+183%

Population13,564−63%

SEE FULL COMPARISON →

CLINTON COUNTY VS

Bond County

Income$65,959+121%

Home value$145,700+165%

Population16,959−54%

SEE FULL COMPARISON →

CLINTON COUNTY VS

Marion County

Income$61,240+105%

Home value$103,000+87%

Population36,382−2%

SEE FULL COMPARISON →

CLINTON COUNTY VS

St. Clair County

Income$73,854+147%

Home value$180,300+228%

Population250,708+575%

SEE FULL COMPARISON →

Frequently asked

How many people live in Clinton County, Illinois?

Clinton County, Illinois has about 33,944 residents according to the 1990 Census.

What is the median household income in Clinton County, Illinois?

The typical household in Clinton County, Illinois earns about $29,890 a year. Half of households make more than that, and half make less.

Is Clinton County, Illinois expensive?

In Clinton County, Illinois, the median home is worth about $55,000, and the typical rent is about $330 a month.

How educated are people in Clinton County, Illinois?

About 9.2% of adults age 25 and over in Clinton County, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Clinton County, Illinois?

About 10.2% of people in Clinton County, Illinois live below the federal poverty line.

Keep going

Explore from here

DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →