Champaign County, Ohio Age & Gender Statistics (2024)

Total Population

38,804

Median Age

41.7

Male Median

41.2

Female Median

42.3

Champaign County, Ohio Population Growth

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

Champaign County, Ohio Demographic Trend

Since 2010, the population of has changed by -3.3%%.

-3.3%% Growth

Champaign County, Ohio Age & Gender Pyramid

Population pyramid for

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


Champaign County, Ohio Historical Population Data

YearMedian AgePopulation
202441.738,804
202341.638,772
202241.738,715
202141.738,678
202041.638,861
201941.938,845
201842.438,864
201742.139,005
201641.639,175
201541.239,393
201440.639,628
201340.339,855
201239.739,982
201139.540,092
201038.840,140

Champaign County, Ohio Age Group Breakdown (2024)

Age CohortPercentage
Under 55.6%
5–1716.4%
18–247.2%
25–3412.2%
35–5424.6%
55–6414.6%
65+19.3%

Dependency Ratios for Champaign County, Ohio

Total Dependency Ratio:
70.6
Youth Dependency:
37.6
Old-Age Dependency:
32.9

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



Age & Gender FAQs for Champaign County, Ohio

The median age in Champaign County, Ohio is 41.7 years.

According to latest Census data, the total population of Champaign County, Ohio is 38,804.

In Champaign County, Ohio, seniors (ages 65+) make up 19.3% of the population, while children under 18 represent 16.4%.

Based on historical data since 2010, the population in Champaign County, Ohio is aging.
Back to Overview