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COUNTY · 2020 ACS

Clark County

Ohio · 136,001 residents · 396 sq mi
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The short version

Clark County is home to 136,001 people in Ohio. 19% of adults hold a bachelor's degree, below the 33% national rate. Median home value sits at $120,500. The foreign-born share is 2%. At a median age of 42.0, this is an older place than the country as a whole. Median rent is $757 a month.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 42.0
US median: 38.8
Less educated
19% hold a bachelor's degree
US average: 33%
More affordable
home values down 9%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
136,001
−6%since 2000
from 144,742 in 2000
1990 – 2025
Median age
42.0
+12%since 2000
from 37.6 in 2000
US average: 38.8
Land area
396 sq mi
Population, 1990 – 2024
133K137K141K145K149K19902000201020202024Clark County
2024135K
1990201020202024
Age distribution, 2020
Under 55.7%(7,719)
US avg: 5.6%
5 to 96.1%(8,299)
US avg: 6.1%
10 to 146.6%(9,013)
US avg: 6.5%
15 to 196.5%(8,776)
US avg: 6.6%
20 to 245.7%(7,797)
US avg: 6.7%
25 to 3411.3%(15,432)
US avg: 13.5%
35 to 4411.3%(15,314)
US avg: 12.7%
45 to 5412.3%(16,775)
US avg: 12.3%
55 to 6414.1%(19,183)
US avg: 13.1%
65 to 7411.8%(16,068)
US avg: 10%
75 to 846.1%(8,307)
US avg: 4.9%
85 and over2.4%(3,318)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$51,504
−15%inflation adjusted, since 2000
from $40,340 in 2000
US average: $66,278
1990 – 2024
Per capita income
$27,274
+40%since 2000
from $19,501 in 2000
US average: $35,364
Households earning $100K+
31.7%
+8.3 ptssince 2009
from 23.3% in 2009
US average: 43.9%
Poverty rate
15.3%
+4.6 ptssince 2000
from 10.7% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade18.5%
US avg: 10%
Information11.3%
US avg: 11.1%
Wholesale trade5.1%
US avg: 6.7%
Finance & insurance5%
US avg: 5.5%
Other services4.5%
US avg: 6.6%
Professional, scientific, technical4.3%
US avg: 4.7%
Public administration3.2%
US avg: 4.7%
Transportation & warehousing2.7%
US avg: 2.5%
Agriculture, forestry, fishing1.3%
US avg: 1.7%
Construction1.2%
US avg: 1.2%
Arts, entertainment, food1.1%
US avg: 2%
Education & health services0.6%
US avg: 0.8%
Manufacturing0.1%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$120,500
−9%inflation adjusted, since 2000
from $88,300 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$757
+3%inflation adjusted, since 2000
from $487 in 2000
US average: $1,124
Owner-occupied
66.3%
−5.2 ptssince 2000
from 71.5% in 2000
33.7% rent
Persons per household
2.39 people
−3%since 2009
from 2.46 people in 2009
US average: 2.61
Afford Score
2.3
−7%since 2009
from 2.5 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04

Race & ethnicity

2000
White, non-Hispanic87.6%(126,748)
Black8.9%(12,867)
Hispanic / Latino1.2%(1,699)
Asian0.5%(751)
Other0%
2020
White, non-Hispanic80.7%(109,794)
Black8.9%(12,074)
Hispanic / Latino3.9%(5,313)
Asian0.7%(898)
Other4%(5,375)
Segregation Score
45
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican2.3%(3,114)
Puerto Rican0.5%(639)
Cuban0.2%(205)
Salvadoran0.1%(108)
Guatemalan0.1%(102)
Spaniard0.1%(95)
Dominican0%(53)
Colombian0%(50)
Bolivian0%(20)
Chilean0%(16)
+ 2 more hispanic origin groups with data
Asian origin
Asian Indian0.2%(214)
Chinese0.1%(110)
Filipino0.1%(110)
Pakistani0.1%(75)
Korean0.1%(68)
Japanese0%(35)
Thai0%(16)
Pacific Islander origin
Chamorro0%(12)
Fijian0%(4)
Ancestry
German20.8%(27,910)
Irish13.7%(18,408)
English9.1%(12,241)
American7.9%(10,599)
Italian3.1%(4,177)
Scottish2%(2,626)
French1.8%(2,394)
Dutch1.6%(2,100)
Scotch-Irish1.3%(1,691)
Polish1.2%(1,552)
Welsh0.9%(1,220)
British0.7%(912)
+ 41 more ancestry groups with data
Swedish0.4%(551)
Swiss0.4%(522)
Hungarian0.4%(484)
Norwegian0.3%(422)
Greek0.3%(416)
Russian0.3%(372)
Czech0.3%(339)
Austrian0.2%(247)
Canadian0.2%(228)
Danish0.2%(222)
Nigerian0.2%(204)
Lithuanian0.1%(154)
West Indian0.1%(146)
Slovak0.1%(140)
Australian0.1%(114)
Finnish0.1%(101)
Portuguese0.1%(70)
Ukrainian0.1%(70)
Haitian0.1%(69)
Belgian0%(58)
Ethiopian0%(57)
Croatian0%(53)
Romanian0%(42)
Slovene0%(39)
Serbian0%(38)
Lebanese0%(28)
Jordanian0%(20)
Syrian0%(15)
Jamaican0%(15)
Barbadian0%(14)
Arab0%(12)
Turkish0%(9)
Latvian0%(7)
Israeli0%(4)
Iranian0%(2)
Section 05

Education

Bachelor's degree or higher
18.9%
+4.0 ptssince 2000
from 14.9% in 2000
US average: 32.9%
High school or higher
88.9%
+7.7 ptssince 2000
from 81.2% in 2000
US average: 88.5%
Graduate degree
7.2%
+1.9 ptssince 2000
from 5.4% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
22.5 min
+59%since 2000
from 14.1 min in 2000
US average: 26.9
Drive alone to work
81.3%
−2.2 ptssince 2009
from 83.6% in 2009
US average: 75.1%
No vehicle available
7.6%
+0.4 ptssince 2009
from 7.2% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
6.8%
−3.3 ptssince 2011
from 10.1% in 2011
US average: 5.4%
Labor force participation
59.6%
−1.4 ptssince 2011
from 61.0% in 2011
US average: 63.4%
Women 20-64 in the labor force
72.0%
US average: 73.3%
Management & professional
30.1%
+2.4 ptssince 2009
from 27.6% in 2009
US average: 39.3%
Section 08

People & community

Male
48.5%
+0.2 ptssince 2009
from 48.2% in 2009
Female
51.5%
−0.2 ptssince 2009
from 51.8% in 2009
Foreign born
1.9%
+0.2 ptssince 2009
from 1.7% in 2009
US average: 13.5%
Uninsured
6.6%
−5.3 ptssince 2013
from 11.9% in 2013
US average: 8.8%
Computer in household
90.8%
US average: 91.9%
Same house as last year
83.9%
US average: 86.2%
Marital status (2024)
Men 15+
Never married33.9%(18,104)
Married49.8%(26,603)
Widowed4.2%(2,226)
Divorced12.2%(6,532)
Women 15+
Never married26.8%(15,173)
Married47.1%(26,723)
Widowed12.1%(6,886)
Divorced13.9%(7,897)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
6.6%
−5.3 ptssince 2013
from 11.9% in 2013
US average: 8.8%
Employer-based
54.1%
US average: 55.4%
Direct-purchase
9.8%
US average: 13.7%
Medicare
21.4%
US average: 17.6%
Medicaid
27.1%
US average: 20.0%
VA health care
3.3%
US average: 2.3%
Any private
63.2%
US average: 68.1%
Any public
46.1%
US average: 35.2%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2020
Gulf War (2001 or later)15.6%(1,726)
US avg: 20.6%
Gulf War (1990s)23.4%(2,591)
US avg: 21.4%
Vietnam era38.6%(4,275)
US avg: 35.2%
Korean War5.2%(575)
US avg: 7.6%
World War II3.2%(355)
US avg: 2.9%

Share of the 11,087 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper

Places similar to Clark County

Madison County
Pop 135,088
Humboldt County
Pop 131,647
Black Hawk County
Pop 131,532
Faulkner County
Pop 133,979
Places similar to Clark County
Head to head

Compare Clark County to nearby counties

CLARK COUNTY VS
Champaign County
Income$75,556+47%
Home value$204,000+69%
Population38,820−71%
SEE FULL COMPARISON →
CLARK COUNTY VS
Greene County
Income$87,309+70%
Home value$252,200+109%
Population174,322+29%
SEE FULL COMPARISON →
CLARK COUNTY VS
Madison County
Income$87,045+69%
Home value$250,100+108%
Population46,985−65%
SEE FULL COMPARISON →
CLARK COUNTY VS
Miami County
Income$76,817+49%
Home value$229,100+90%
Population112,634−17%
SEE FULL COMPARISON →
Frequently asked

How many people live in Clark County, Ohio?

Clark County, Ohio has about 136,001 residents according to the 2020 American Community Survey.

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

The typical household in Clark County, Ohio earns about $51,504 a year. Half of households make more than that, and half make less.

Is Clark County, Ohio expensive?

In Clark County, Ohio, the median home is worth about $120,500, and the typical rent is about $757 a month.

How educated are people in Clark County, Ohio?

About 18.9% of adults age 25 and over in Clark County, Ohio hold a bachelor's degree or higher.

What is the poverty rate in Clark County, Ohio?

About 15.3% of people in Clark County, Ohio live below the federal poverty line.

Has Clark County, Ohio grown since 1990?

Yes, Clark County, Ohio has shrunk since 1990. The population has lost about 11,547 residents, a change of about -8 percent over that period.

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

How we source and harmonize this data →