Clark County, Ohio Age & Gender Statistics (2024)

Total Population

135,158

Median Age

41.2

Male Median

39.6

Female Median

42.6

Clark County, Ohio Population Growth

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

Clark County, Ohio Demographic Trend

Since 2010, the population of has changed by -3.0%%.

-3.0%% Growth

Clark County, Ohio Age & Gender Pyramid

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


Clark County, Ohio Historical Population Data

YearMedian AgePopulation
202441.2135,158
202341.2135,445
202241.4135,877
202141.2136,032
202041.5134,409
201941.1134,726
201841.1135,198
201741.2135,520
201641.2136,175
201541.0136,827
201441.1137,303
201341.0137,763
201240.6138,278
201140.3138,782
201040.2139,374

Clark County, Ohio Age Group Breakdown (2024)

Age CohortPercentage
Under 55.8%
5–1716.8%
18–248.1%
25–3412.0%
35–5423.5%
55–6413.6%
65+20.3%

Dependency Ratios for Clark County, Ohio

Total Dependency Ratio:
75.0
Youth Dependency:
39.5
Old-Age Dependency:
35.5

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Clark County, Ohio

The median age in Clark County, Ohio is 41.2 years.

According to latest Census data, the total population of Clark County, Ohio is 135,158.

In Clark County, Ohio, seniors (ages 65+) make up 20.3% of the population, while children under 18 represent 16.8%.

Based on historical data since 2010, the population in Clark County, Ohio has remained stable.
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