Clark County
Clark County has lower-than-average household income, with a median household income of $63,132. Population has declined 7% since 2000. 20% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $169,900.
Population & growth
PEP 2025 EST:135,340 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
+ 4 more hispanic origin groups with data
+ 38 more ancestry groups with data
Education
Commute & transportation
Work & employment
People & community
Places similar to Clark County
Compare Clark County to nearby counties
How many people live in Clark County, Ohio?
Clark County, Ohio has about 135,158 residents according to the 2024 American Community Survey.
What is the median household income in Clark County, Ohio?
The typical household in Clark County, Ohio earns about $63,132 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 $169,900, and the typical rent is about $872 a month.
How educated are people in Clark County, Ohio?
About 20.2% 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 15.2% 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 12,390 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