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

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

Wapello County, Iowa Demographic Trend

Since 2010, the population of has changed by -0.5%%.

-0.5%% Growth

Wapello County, Iowa Age & Gender Pyramid

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


Wapello County, Iowa Historical Population Data

YearMedian AgePopulation
202439.235,362
202339.935,265
202239.435,292
202139.235,343
202039.635,102
201939.635,141
201839.335,315
201739.535,321
201639.535,242
201539.835,315
201439.835,406
201339.835,469
201239.935,449
201140.235,473
201039.835,553

Wapello County, Iowa Age Group Breakdown (2024)

Age CohortPercentage
Under 56.0%
5–1717.9%
18–248.3%
25–3412.8%
35–5423.7%
55–6413.0%
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.
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