Clark County vs De Witt County

A side-by-side comparison of Clark County and De Witt County: population, income, housing, and more.

Clark County and De Witt County are counties in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

De Witt County has the higher population (15,461 vs 15,328 in Clark County). Clark County has the higher median household income ($70,625 vs $64,802 in De Witt County). De Witt County has the higher median home value ($124,200 vs $123,100 in Clark County).

Population, income & housing

	Clark County	De Witt County
Population	15,328	15,461
Median age	42.0 yrs	44.0 yrs
Median household income	$70,625	$64,802
Median home value	$123,100	$124,200
Median gross rent	$828	$857
Housing units	7,333	7,312
Homeownership rate	81.7%	76.8%
Bachelor's degree or higher	24.3%	21.4%
Unemployment rate	4.0%	4.8%

Trends (ACS 5-year, 2019–2023)

	Clark County	De Witt County
Population	15,716 → 15,328 (-2.5%)	15,932 → 15,461 (-3.0%)
Median household income	$56,531 → $70,625 (+24.9%)	$55,587 → $64,802 (+16.6%)
Median home value	$92,500 → $123,100 (+33.1%)	$99,500 → $124,200 (+24.8%)
Median gross rent	$687 → $828 (+20.5%)	$629 → $857 (+36.2%)

Clark County

Population

15,71615,328

Median household income

$56,531$70,625

Median home value

$92,500$123,100

Median gross rent

$687$828

De Witt County

Population

15,93215,461

Median household income

$55,587$64,802

Median home value

$99,500$124,200

Median gross rent

$629$857

Age & race/ethnicity

Age distribution (share)

	Clark County	De Witt County
Under 5	5.5%	5.9%
5 to 17	16.8%	15.6%
18 to 24	7.3%	7.1%
25 to 34	11.3%	10.8%
35 to 44	11.9%	12.1%
45 to 54	12.8%	12.8%
55 to 64	14.7%	15.6%
65 to 74	11.4%	11.6%
75 and over	8.2%	8.4%

Race & ethnicity (share)

	Clark County	De Witt County
White (non-Hispanic)	95.6%	93.2%
Black or African American	0.7%	1.0%
American Indian & Alaska Native	0.0%	0.2%
Asian	0.2%	0.2%
Native Hawaiian & Pacific Islander	0.0%	0.0%
Some other race	0.0%	0.0%
Two or more races	1.8%	2.1%
Hispanic or Latino	1.8%	3.4%

Educational attainment (age 25+)

Share of adults 25+

	Clark County	De Witt County
No high school diploma	8.0%	7.2%
High school graduate	35.3%	40.0%
Some college or associate's	32.5%	31.4%
Bachelor's degree	14.3%	14.6%
Graduate or professional degree	9.9%	6.8%

Commute to work

How workers get to work (share)

	Clark County	De Witt County
Drove alone	82.1%	84.5%
Carpooled	10.1%	5.2%
Public transit	0.3%	0.4%
Walked	1.2%	2.0%
Bicycle	0.0%	0.0%
Worked from home	5.4%	7.6%
Other means	0.8%	0.4%

Housing

Units in structure (share)

	Clark County	De Witt County
1-unit, detached	81.1%	85.1%
1-unit, attached	0.8%	1.3%
2 to 4 units	4.8%	4.2%
5 to 19 units	4.7%	3.0%
20 or more units	1.4%	1.1%
Mobile home & other	7.3%	5.3%

Poverty & households

	Clark County	De Witt County
Poverty rate	9.5%	10.1%
Average household size	2.28	2.29
Mean commute (minutes)	26	23
Median year structure built	1969	1961