Leavenworth County, Kansas Age & Gender Distribution (2024)
Population distribution by age and gender for Leavenworth County, Kansas
Leavenworth County, Kansas Age & Gender Statistics (2024)
Total Population
83,123
Median Age
38.0
Male Median
37.2
Female Median
39.4
Leavenworth County, Kansas Population Growth

Leavenworth County, Kansas Demographic Trend
Since 2010, the population of has changed by +11.4%%.
+11.4%% Growth
Leavenworth County, Kansas Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Leavenworth County, Kansas Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 38.0 | 83,123 |
| 2023 | 38.3 | 82,493 |
| 2022 | 38.0 | 82,050 |
| 2021 | 38.1 | 81,601 |
| 2020 | 37.9 | 81,499 |
| 2019 | 37.8 | 80,745 |
| 2018 | 37.6 | 80,042 |
| 2017 | 37.3 | 79,359 |
| 2016 | 37.3 | 78,785 |
| 2015 | 37.3 | 78,227 |
| 2014 | 37.2 | 77,687 |
| 2013 | 37.2 | 77,002 |
| 2012 | 37.4 | 76,286 |
| 2011 | 37.5 | 75,500 |
| 2010 | 37.1 | 74,611 |
Leavenworth County, Kansas Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.0% |
| 5–17 | 17.6% |
| 18–24 | 7.8% |
| 25–34 | 13.0% |
| 35–54 | 27.3% |
| 55–64 | 12.2% |
| 65+ | 16.1% |
Dependency Ratios for Leavenworth County, Kansas
- Total Dependency Ratio:
- 65.9
- Youth Dependency:
- 39.2
- Old-Age Dependency:
- 26.7
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Leavenworth County, Kansas
The median age in Leavenworth County, Kansas is 38.0 years.
According to latest Census data, the total population of Leavenworth County, Kansas is 83,123.
In Leavenworth County, Kansas, seniors (ages 65+) make up 16.1% of the population, while children under 18 represent 17.6%.
Based on historical data since 2010, the population in Leavenworth County, Kansas has remained stable.