Harrison County, Missouri Age & Gender Distribution (2024)
Population distribution by age and gender for Harrison County, Missouri
Harrison County, Missouri Age & Gender Statistics (2024)
Total Population
8,190
Median Age
41.8
Male Median
40.3
Female Median
43.2
Harrison County, Missouri Population Growth

Harrison County, Missouri Demographic Trend
Since 2010, the population of has changed by -8.4%%.
-8.4%% Growth
Harrison County, Missouri Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Harrison County, Missouri Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 41.8 | 8,190 |
| 2023 | 40.9 | 8,198 |
| 2022 | 42.2 | 8,190 |
| 2021 | 42.1 | 8,229 |
| 2020 | 42.8 | 8,427 |
| 2019 | 43.3 | 8,491 |
| 2018 | 43.0 | 8,554 |
| 2017 | 42.8 | 8,615 |
| 2016 | 42.5 | 8,649 |
| 2015 | 42.4 | 8,722 |
| 2014 | 42.1 | 8,795 |
| 2013 | 43.0 | 8,871 |
| 2012 | 42.6 | 8,901 |
| 2011 | 43.0 | 8,942 |
| 2010 | 43.5 | 8,941 |
Harrison County, Missouri Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.8% |
| 5–17 | 18.5% |
| 18–24 | 7.3% |
| 25–34 | 9.8% |
| 35–54 | 22.2% |
| 55–64 | 13.5% |
| 65+ | 22.8% |
Dependency Ratios for Harrison County, Missouri
- Total Dependency Ratio:
- 89.0
- Youth Dependency:
- 45.9
- Old-Age Dependency:
- 43.0
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Harrison County, Missouri
The median age in Harrison County, Missouri is 41.8 years.
According to latest Census data, the total population of Harrison County, Missouri is 8,190.
In Harrison County, Missouri, seniors (ages 65+) make up 22.8% of the population, while children under 18 represent 18.5%.
Based on historical data since 2010, the population in Harrison County, Missouri is becoming younger.