Franklin County, Iowa Age & Gender Statistics (2024)

Total Population

9,956

Median Age

42.7

Male Median

40.9

Female Median

45.5

Franklin County, Iowa Population Growth

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

Franklin County, Iowa Demographic Trend

Since 2010, the population of has changed by -6.9%%.

-6.9%% Growth

Franklin County, Iowa Age & Gender Pyramid

Population pyramid for

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


Franklin County, Iowa Historical Population Data

YearMedian AgePopulation
202442.79,956
202341.99,977
202242.810,015
202143.310,056
202043.510,091
201942.710,162
201842.410,245
201742.410,326
201642.510,393
201542.810,489
201443.010,572
201343.410,623
201243.010,650
201143.010,705
201043.310,697

Franklin County, Iowa Age Group Breakdown (2024)

Age CohortPercentage
Under 56.4%
5–1717.6%
18–247.4%
25–349.4%
35–5423.7%
55–6413.9%
65+21.6%

Dependency Ratios for Franklin County, Iowa

Total Dependency Ratio:
83.9
Youth Dependency:
44.3
Old-Age Dependency:
39.7

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Franklin County, Iowa

The median age in Franklin County, Iowa is 42.7 years.

According to latest Census data, the total population of Franklin County, Iowa is 9,956.

In Franklin County, Iowa, seniors (ages 65+) make up 21.6% of the population, while children under 18 represent 17.6%.

Based on historical data since 2010, the population in Franklin County, Iowa has remained stable.
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