Dearborn County, Indiana Age & Gender Distribution (2024)
Population distribution by age and gender for Dearborn County, Indiana
Dearborn County, Indiana Age & Gender Statistics (2024)
Total Population
51,094
Median Age
42.1
Male Median
40.8
Female Median
43.5
Dearborn County, Indiana Population Growth

Dearborn County, Indiana Demographic Trend
Since 2010, the population of has changed by +3.1%%.
+3.1%% Growth
Dearborn County, Indiana Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Dearborn County, Indiana Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 42.1 | 51,094 |
| 2023 | 41.8 | 50,828 |
| 2022 | 42.3 | 50,709 |
| 2021 | 42.4 | 50,494 |
| 2020 | 42.6 | 49,612 |
| 2019 | 42.5 | 49,479 |
| 2018 | 42.7 | 49,501 |
| 2017 | 42.7 | 49,564 |
| 2016 | 42.3 | 49,552 |
| 2015 | 41.7 | 49,679 |
| 2014 | 41.3 | 49,840 |
| 2013 | 40.9 | 49,975 |
| 2012 | 40.2 | 49,904 |
| 2011 | 40.2 | 49,825 |
| 2010 | 39.6 | 49,580 |
Dearborn County, Indiana Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.4% |
| 5–17 | 16.4% |
| 18–24 | 7.8% |
| 25–34 | 11.2% |
| 35–54 | 25.0% |
| 55–64 | 14.9% |
| 65+ | 19.3% |
Dependency Ratios for Dearborn County, Indiana
- Total Dependency Ratio:
- 69.9
- Youth Dependency:
- 37.2
- Old-Age Dependency:
- 32.7
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Dearborn County, Indiana
The median age in Dearborn County, Indiana is 42.1 years.
According to latest Census data, the total population of Dearborn County, Indiana is 51,094.
In Dearborn County, Indiana, 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 Dearborn County, Indiana is aging.