Knox County, Indiana Age & Gender Distribution (2024)
Population distribution by age and gender for Knox County, Indiana
Knox County, Indiana Age & Gender Statistics (2024)
Total Population
36,007
Median Age
39.0
Male Median
37.5
Female Median
41.2
Knox County, Indiana Population Growth

Knox County, Indiana Demographic Trend
Since 2010, the population of has changed by -6.3%%.
-6.3%% Growth
Knox County, Indiana Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Knox County, Indiana Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 39.0 | 36,007 |
| 2023 | 39.1 | 36,108 |
| 2022 | 38.9 | 36,148 |
| 2021 | 39.2 | 36,362 |
| 2020 | 39.2 | 36,833 |
| 2019 | 37.9 | 37,065 |
| 2018 | 38.0 | 37,409 |
| 2017 | 38.1 | 37,763 |
| 2016 | 38.1 | 37,956 |
| 2015 | 39.2 | 38,062 |
| 2014 | 39.3 | 38,181 |
| 2013 | 39.2 | 38,266 |
| 2012 | 38.9 | 38,392 |
| 2011 | 38.6 | 38,446 |
| 2010 | 38.4 | 38,425 |
Knox County, Indiana Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.6% |
| 5–17 | 16.1% |
| 18–24 | 11.2% |
| 25–34 | 12.0% |
| 35–54 | 23.0% |
| 55–64 | 13.1% |
| 65+ | 19.1% |
Dependency Ratios for Knox County, Indiana
- Total Dependency Ratio:
- 68.7
- Youth Dependency:
- 36.5
- Old-Age Dependency:
- 32.2
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Knox County, Indiana
The median age in Knox County, Indiana is 39.0 years.
According to latest Census data, the total population of Knox County, Indiana is 36,007.
In Knox County, Indiana, seniors (ages 65+) make up 19.1% of the population, while children under 18 represent 16.1%.
Based on historical data since 2010, the population in Knox County, Indiana has remained stable.