Clark County, Ohio

Clark County, Ohio, had an estimated population of 135,340 in 2025 across 1,025 km². The figures below come from the US Census Bureau's population estimates and the American Community Survey, each shown with its own vintage and its rank among Ohio's counties and nationally.

Population: 135,340; 2025 estimate
Area: 1,025 km²
Density: 132; per km²
Median income: $63,132; household, ACS 2024
Median age: 41.2; years, ACS 2024

How Ohio's counties spread

Amenities & Infrastructure

Indicator	Value	In Ohio	In the US
Households with Broadband2024	90.4%	21 / 88	730 / 3,144
Median Gross Rent2024	$872	40 / 88	1,595 / 3,137
Median Home Value2024	$169,900	52 / 88	1,809 / 3,139
Owner-Occupied Homes2024	69.4%	70 / 88	2,301 / 3,144
Vacant Homes2024	8.4%	43 / 88	2,453 / 3,144

Demography

Indicator	Value	In Ohio	In the US
Aged 65 and Over2024	20.3%	22 / 88	1,446 / 3,144
American Indian & Alaska Native2024	0.0%	48 / 88	2,461 / 3,144
Asian, non-Hispanic2024	0.6%	37 / 88	1,544 / 3,144
Average Household Size2024people	2.4	53 / 88	1,911 / 3,144
Black, non-Hispanic2024	8.0%	12 / 88	852 / 3,144
Foreign-Born2024	2.6%	24 / 88	1,682 / 3,144
Hispanic or Latino2024	4.2%	24 / 88	1,782 / 3,144
Median Age2024years	41.2	46 / 88	1,652 / 3,144
Sex Ratio2024per 1,000 males	1,038	14 / 88	677 / 3,144
Speak a Language Other Than English2024	4.2%	41 / 88	1,901 / 3,144
Under 182024	22.6%	39 / 88	1,221 / 3,144
Veterans2024	8.8%	5 / 88	676 / 3,144
White, non-Hispanic2024	81.7%	74 / 88	1,483 / 3,144

Economy

Indicator	Value	In Ohio	In the US
Below Poverty Line2024	15.2%	25 / 88	1,157 / 3,144
Households on SNAP2024	18.0%	13 / 88	571 / 3,144
Income Inequality2024index	0.433	52 / 88	2,036 / 3,144
Median Household Income2024	$63,132	57 / 88	1,781 / 3,143
Per Capita Income2024	$33,791	54 / 88	1,793 / 3,144
Unemployment Rate2024	6.7%	1 / 88	428 / 3,144

Education

Indicator	Value	In Ohio	In the US
Bachelor's Degree or Higher2024	20.2%	43 / 88	1,893 / 3,144
High School or Higher2024	89.0%	68 / 88	1,839 / 3,144

Health Coverage

Indicator	Value	In Ohio	In the US
No Health Insurance2024	6.6%	32 / 88	1,929 / 3,144
With a Disability2024	17.0%	25 / 88	1,271 / 3,144

Population & Density

Indicator	Value	In Ohio	In the US
Population2025	135,340	21 / 88	490 / 3,144
Population Density2025/km²	132	17 / 88	392 / 3,144

Work & Commute

Indicator	Value	In Ohio	In the US
Commute by Public Transit2024	0.3%	30 / 88	1,112 / 3,144
Households with No Vehicle2024	7.2%	26 / 88	738 / 3,144
Mean Commute Time2024minutes	23.1	57 / 88	1,801 / 3,143
Work from Home2024	9.6%	30 / 88	1,302 / 3,144

Other counties of Ohio

Compare Clark County against every other county on a map, add layers and run a scatter — open the atlas. Sources and vintages for every figure on this page are listed under datasets, or browse all 3,144 counties.