Champaign County, Ohio Age & Gender Distribution (2024)
Population distribution by age and gender for Champaign County, Ohio
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

Champaign County, Ohio Demographic Trend
Since 2010, the population of has changed by -3.3%%.
-3.3%% Growth
Champaign County, Ohio Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Champaign County, Ohio Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 41.7 | 38,804 |
| 2023 | 41.6 | 38,772 |
| 2022 | 41.7 | 38,715 |
| 2021 | 41.7 | 38,678 |
| 2020 | 41.6 | 38,861 |
| 2019 | 41.9 | 38,845 |
| 2018 | 42.4 | 38,864 |
| 2017 | 42.1 | 39,005 |
| 2016 | 41.6 | 39,175 |
| 2015 | 41.2 | 39,393 |
| 2014 | 40.6 | 39,628 |
| 2013 | 40.3 | 39,855 |
| 2012 | 39.7 | 39,982 |
| 2011 | 39.5 | 40,092 |
| 2010 | 38.8 | 40,140 |
Champaign County, Ohio Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.6% |
| 5–17 | 16.4% |
| 18–24 | 7.2% |
| 25–34 | 12.2% |
| 35–54 | 24.6% |
| 55–64 | 14.6% |
| 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.