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COUNTY · 2010 ACS

Clark County

Illinois · 16,335 residents · 501.375 sq mi
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The short version

Clark County has lower-than-average household income, with a median household income of $43,597. Population has declined 4% since 2000. 16% of adults hold a bachelor's degree or higher, below the national rate of 28%. Median home value is $84,100. With a median age of 42.3, the population is older than the US median of 37.2.

At a glance
Lower income
below the US median
US median: $52,703
Older
median age 42.3
US median: 37.2
Less educated
16% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
16,335
−4%since 2000
from 17,008 in 2000
1990 – 2025
Population density
33 / sq mi
−4%since 2000
from 34 / sq mi in 2000
US average: 261
Median age
42.3
+8%since 2000
from 39.2 in 2000
US average: 37.2
Population, 1990 – 2024
15K16K16K17K17K1990201020202024Clark County
202415K
1990201020202024
Section 02

Income & economy

Median household income
$43,597
−4%inflation adjusted, since 2000
from $35,967 in 2000
US average: $52,703
1990 – 2024
Per capita income
$23,173
+31%since 2000
from $17,655 in 2000
US average: $27,286
Households earning $100K+
22.0%
+0.6 ptssince 2009
from 21.4% in 2009
US average: 33.3%
Poverty rate
10.9%
+1.7 ptssince 2000
from 9.2% in 2000
US average: 13.8%
Income inequality (Gini)
0.431
US average: 0.461
Workforce by industry, 2010
Retail trade20.1%
US avg: 10.9%
Information10%
US avg: 11.5%
Agriculture, forestry, fishing8.7%
US avg: 1.9%
Wholesale trade8.6%
US avg: 7.2%
Construction7.7%
US avg: 1.4%
Other services7.1%
US avg: 7%
Finance & insurance4.3%
US avg: 5.1%
Public administration4.2%
US avg: 4.9%
Professional, scientific, technical3.9%
US avg: 4.2%
Arts, entertainment, food2.1%
US avg: 2.4%
Transportation & warehousing1.1%
US avg: 3.1%
Manufacturing0.9%
US avg: 0.5%
Education & health services0.4%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$84,100
+4%inflation adjusted, since 2000
from $64,000 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$577
+8%inflation adjusted, since 2000
from $422 in 2000
US average: $853
Owner-occupied
42.1%
−35.4 ptssince 2000
from 77.5% in 2000
23.9% rent
Vacancy rate
13.5%
+0.6 ptssince 2009
from 13.0% in 2009
US average: 12.1%
Owner cost-burdened
16.5%
+0.2 ptssince 2009
from 16.3% in 2009
US average: 30.9%
Renter cost-burdened
41.4%
+2.2 ptssince 2009
from 39.3% in 2009
US average: 46.8%
Afford Score
1.9
+8%since 2000
from 1.8 in 2000
1990 – 2024
RELATED:See current rent listings in Clark County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic98.6%(16,766)
Black0.2%(33)
Hispanic / Latino0.3%(54)
Asian0.1%(22)
Other0%
Diversity Score1.6%(273)
2010
White, non-Hispanic97.5%(15,925)
Black0.3%(48)
Hispanic / Latino1.1%(172)
Asian0.3%(54)
Other0.9%(143)
Diversity Score6.3%(1,025)
Diversity Score
6
+290%since 2000
from 2 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
16.4%
+2.8 ptssince 2000
from 13.6% in 2000
US average: 27.9%
High school or higher
88.0%
+8.0 ptssince 2000
from 80.0% in 2000
US average: 84.9%
Graduate degree
5.4%
+1.0 ptssince 2000
from 4.3% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
22.7 min
+45%since 2000
from 15.7 min in 2000
US average: 25.2
Drive alone to work
82.3%
−2.0 ptssince 2009
from 84.3% in 2009
US average: 76.2%
Carpooled to work
9.3%
+0.1 ptssince 2009
from 9.2% in 2009
US average: 10.4%
Public transit
0.1%
Unchangedsince 2009
from 0.0% in 2009
US average: 4.7%
Worked from home
4.9%
+1.7 ptssince 2009
from 3.2% in 2009
US average: 4.1%
Walked to work
1.2%
+0.1 ptssince 2009
from 1.0% in 2009
US average: 2.8%
Biked to work
0.9%
−0.1 ptssince 2009
from 1.0% in 2009
US average: 0.5%
No vehicle available
5.2%
+0.7 ptssince 2009
from 4.5% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
11.1%
+0.3 ptssince 2009
from 10.8% in 2009
US average: 12.9%
Management & professional
29.9%
−29.4 ptssince 2009
from 59.2% in 2009
US average: 35.2%
Section 08

People & community

Male
49.0%
−0.2 ptssince 2009
from 49.2% in 2009
Female
51.0%
+0.2 ptssince 2009
from 50.8% in 2009
Foreign born
0.9%
+0.1 ptssince 2009
from 0.7% in 2009
US average: 12.8%
Veterans
12.3%
−36.2 ptssince 2009
from 48.5% in 2009
US average: 9.9%
Drill deeper

Places similar to Clark County

De Witt County
Pop 15,118
Fremont County
Pop 14,208
Franklin County
Pop 15,889
Oglethorpe County
Pop 16,415
Places similar to Clark County
Head to head

Compare Clark County to nearby counties

CLARK COUNTY VS
Vigo County
Income$52,976+22%
Home value$148,500+77%
Population106,512+605%
SEE FULL COMPARISON →
CLARK COUNTY VS
Crawford County
Income$71,674+64%
Home value$121,100+44%
Population18,648+23%
SEE FULL COMPARISON →
CLARK COUNTY VS
Edgar County
Income$59,941+37%
Home value$97,300+16%
Population16,323+8%
SEE FULL COMPARISON →
CLARK COUNTY VS
Cumberland County
Income$73,327+68%
Home value$126,000+50%
Population10,208−32%
SEE FULL COMPARISON →
Frequently asked

How many people live in Clark County, Illinois?

Clark County, Illinois has about 16,335 residents according to the 2010 American Community Survey.

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

The typical household in Clark County, Illinois earns about $43,597 a year. Half of households make more than that, and half make less.

Is Clark County, Illinois expensive?

In Clark County, Illinois, the median home is worth about $84,100, and the typical rent is about $577 a month.

How educated are people in Clark County, Illinois?

About 16.4% of adults age 25 and over in Clark County, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Clark County, Illinois?

About 10.9% of people in Clark County, Illinois live below the federal poverty line.

Has Clark County, Illinois grown since 1990?

Yes, Clark County, Illinois has grown since 1990. The population has added about 414 residents, a change of about 3 percent over that period.

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Explore from here

4 census tracts
Census Tract 603Census Tract 601Census Tract 602Census Tract 604
7 ZIP codes
ZIP 62441ZIP 62420ZIP 62442ZIP 62474ZIP 62423ZIP 62477ZIP 62478
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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