Wapello County, Iowa Age & Gender Distribution (2024)
Population distribution by age and gender for Wapello County, Iowa
Wapello County, Iowa Age & Gender Statistics (2024)
Total Population
35,362
Median Age
39.2
Male Median
37.5
Female Median
41.5
Wapello County, Iowa Population Growth

Wapello County, Iowa Demographic Trend
Since 2010, the population of has changed by -0.5%%.
-0.5%% Growth
Wapello County, Iowa Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Wapello County, Iowa Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 39.2 | 35,362 |
| 2023 | 39.9 | 35,265 |
| 2022 | 39.4 | 35,292 |
| 2021 | 39.2 | 35,343 |
| 2020 | 39.6 | 35,102 |
| 2019 | 39.6 | 35,141 |
| 2018 | 39.3 | 35,315 |
| 2017 | 39.5 | 35,321 |
| 2016 | 39.5 | 35,242 |
| 2015 | 39.8 | 35,315 |
| 2014 | 39.8 | 35,406 |
| 2013 | 39.8 | 35,469 |
| 2012 | 39.9 | 35,449 |
| 2011 | 40.2 | 35,473 |
| 2010 | 39.8 | 35,553 |
Wapello County, Iowa Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.0% |
| 5–17 | 17.9% |
| 18–24 | 8.3% |
| 25–34 | 12.8% |
| 35–54 | 23.7% |
| 55–64 | 13.0% |
| 65+ | 18.4% |
Dependency Ratios for Wapello County, Iowa
- Total Dependency Ratio:
- 73.1
- Youth Dependency:
- 41.3
- Old-Age Dependency:
- 31.8
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Wapello County, Iowa
The median age in Wapello County, Iowa is 39.2 years.
According to latest Census data, the total population of Wapello County, Iowa is 35,362.
In Wapello County, Iowa, seniors (ages 65+) make up 18.4% of the population, while children under 18 represent 17.9%.
Based on historical data since 2010, the population in Wapello County, Iowa has remained stable.