Franklin County, Ohio Age & Gender Distribution (2024)
Population distribution by age and gender for Franklin County, Ohio
Franklin County, Ohio Age & Gender Statistics (2024)
Total Population
1,333,048
Median Age
34.8
Male Median
34.1
Female Median
35.5
Franklin County, Ohio Population Growth

Franklin County, Ohio Demographic Trend
Since 2010, the population of has changed by +16.8%%.
+16.8%% Growth
Franklin County, Ohio Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Franklin County, Ohio Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 34.8 | 1,333,048 |
| 2023 | 34.7 | 1,321,635 |
| 2022 | 34.6 | 1,318,149 |
| 2021 | 34.4 | 1,313,598 |
| 2020 | 34.2 | 1,304,715 |
| 2019 | 34.1 | 1,290,360 |
| 2018 | 34.0 | 1,275,333 |
| 2017 | 34.0 | 1,253,507 |
| 2016 | 33.9 | 1,232,118 |
| 2015 | 33.8 | 1,215,761 |
| 2014 | 33.8 | 1,197,592 |
| 2013 | 33.6 | 1,181,824 |
| 2012 | 33.5 | 1,167,484 |
| 2011 | 33.4 | 1,153,671 |
| 2010 | 33.4 | 1,141,117 |
Franklin County, Ohio Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.5% |
| 5–17 | 16.7% |
| 18–24 | 9.5% |
| 25–34 | 17.5% |
| 35–54 | 25.8% |
| 55–64 | 10.9% |
| 65+ | 13.0% |
Dependency Ratios for Franklin County, Ohio
- Total Dependency Ratio:
- 57.0
- Youth Dependency:
- 36.5
- Old-Age Dependency:
- 20.5
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Franklin County, Ohio
The median age in Franklin County, Ohio is 34.8 years.
According to latest Census data, the total population of Franklin County, Ohio is 1,333,048.
In Franklin County, Ohio, seniors (ages 65+) make up 13.0% of the population, while children under 18 represent 16.7%.
Based on historical data since 2010, the population in Franklin County, Ohio has remained stable.