CensusEasy
COUNTY · 2020 ACS

Clinton County

Illinois · 36,899 residents · 473.941 sq mi
Time machine
COMPARE TO
Part of the St. Louis metro area
Compare
The short version

Clinton County has roughly average household income, with a median household income of $67,179. Population has held roughly steady since 2000. Median home value has more than doubled since 2000, reaching $145,700.

At a glance
Average income
near the US median
US median: $66,278
Older
median age 41.3
US median: 38.8
Less educated
22% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
36,899
+4%since 2000
from 35,535 in 2000
1990 – 2025
Population density
78 / sq mi
+4%since 2000
from 75 / sq mi in 2000
US average: 280
Median age
41.3
+13%since 2000
from 36.6 in 2000
US average: 38.8
Population, 1990 – 2024
34K35K36K37K38K1990201020202024Clinton County
202437K
1990201020202024
Section 02

Income & economy

Median household income
$67,179
Unchangedinflation adjusted, since 2000
from $44,618 in 2000
US average: $66,278
1990 – 2024
Per capita income
$33,231
+74%since 2000
from $19,109 in 2000
US average: $35,364
Households earning $100K+
44.2%
+11.6 ptssince 2009
from 32.6% in 2009
US average: 43.9%
Poverty rate
7.8%
+1.4 ptssince 2000
from 6.4% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade11.8%
US avg: 10%
Wholesale trade9.4%
US avg: 6.7%
Information8.8%
US avg: 11.1%
Other services5.9%
US avg: 6.6%
Finance & insurance5.5%
US avg: 5.5%
Public administration4.9%
US avg: 4.7%
Agriculture, forestry, fishing4.6%
US avg: 1.7%
Professional, scientific, technical4.5%
US avg: 4.7%
Construction4.2%
US avg: 1.2%
Transportation & warehousing3.2%
US avg: 2.5%
Arts, entertainment, food1.2%
US avg: 2%
Education & health services1.1%
US avg: 0.8%
Manufacturing0.4%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$145,700
+20%inflation adjusted, since 2000
from $80,500 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$777
+20%inflation adjusted, since 2000
from $430 in 2000
US average: $1,124
Owner-occupied
79.6%
−0.7 ptssince 2000
from 80.2% in 2000
20.4% rent
Afford Score
2.2
+20%since 2000
from 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)
Segregation Score0%
2020
White, non-Hispanic89%(32,845)
Black3.1%(1,140)
Hispanic / Latino3.8%(1,387)
Asian0.5%(175)
Other1.9%(702)
Diversity Score22%(8,124)
Segregation Score30.6%(11,278)
Diversity Score
22
+57%since 2000
from 14 in 2000
1990 – 2024
Segregation Score
31
Section 05

Education

Bachelor's degree or higher
21.7%
+8.7 ptssince 2000
from 13.0% in 2000
US average: 32.9%
High school or higher
90.2%
+12.8 ptssince 2000
from 77.4% in 2000
US average: 88.5%
Graduate degree
6.6%
+3.3 ptssince 2000
from 3.2% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
25.9 min
+34%since 2000
from 19.3 min in 2000
US average: 26.9
Drive alone to work
82.0%
+1.0 ptssince 2009
from 81.0% in 2009
US average: 75.1%
No vehicle available
4.4%
−0.7 ptssince 2009
from 5.2% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
3.1%
−2.4 ptssince 2011
from 5.5% in 2011
US average: 5.4%
Labor force participation
62.1%
−3.3 ptssince 2011
from 65.5% in 2011
US average: 63.4%
Management & professional
39.0%
−21.8 ptssince 2009
from 60.8% in 2009
US average: 39.3%
Section 08

People & community

Male
52.0%
Unchangedsince 2009
from 52.0% in 2009
Female
48.0%
Unchangedsince 2009
from 48.0% in 2009
Foreign born
1.5%
−0.1 ptssince 2009
from 1.6% in 2009
US average: 13.5%
Uninsured
4.1%
−88.9 ptssince 2013
from 93.0% in 2013
US average: 8.8%
Drill deeper

Places similar to Clinton County

Jefferson County
Pop 35,297
Wakulla County
Pop 38,089
Lee County
Pop 34,179
Amador County
Pop 41,876
Places similar to Clinton County
Head to head

Compare Clinton County to nearby counties

CLINTON COUNTY VS
Washington County
Income$78,224+16%
Home value$155,700+7%
Population13,564−63%
SEE FULL COMPARISON →
CLINTON COUNTY VS
Bond County
Income$65,959−2%
Home value$145,700same
Population16,959−54%
SEE FULL COMPARISON →
CLINTON COUNTY VS
Marion County
Income$61,240−9%
Home value$103,000−29%
Population36,382−2%
SEE FULL COMPARISON →
CLINTON COUNTY VS
St. Clair County
Income$73,854+10%
Home value$180,300+24%
Population250,708+575%
SEE FULL COMPARISON →
Frequently asked

How many people live in Clinton County, Illinois?

Clinton County, Illinois has about 36,899 residents according to the 2020 American Community Survey.

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

The typical household in Clinton County, Illinois earns about $67,179 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 $145,700, and the typical rent is about $777 a month.

How educated are people in Clinton County, Illinois?

About 21.7% 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 7.8% of people in Clinton County, Illinois live below the federal poverty line.

Has Clinton County, Illinois grown since 1990?

Yes, Clinton County, Illinois has grown since 1990. The population has added about 2,955 residents, a change of about 9 percent over that period.

Keep going

Explore from here

9 census tracts
Census Tract 9003Census Tract 9006.02Census Tract 9001Census Tract 9005Census Tract 9004.03Census Tract 9006.01Census Tract 9002Census Tract 9004.04Census Tract 9004.01
11 ZIP codes
ZIP 62230ZIP 62231ZIP 62265ZIP 62293ZIP 62216ZIP 62218ZIP 62215ZIP 62245ZIP 62219ZIP 62250ZIP 62266
Up the hierarchy
All counties in Illinois
Rankings
Highest income countiesLowest poverty counties

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

How we source and harmonize this data →