Webster County, Iowa Age & Gender Statistics (2024)

Total Population

36,886

Median Age

39.7

Male Median

36.6

Female Median

42.5

Webster County, Iowa Population Growth

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

Webster County, Iowa Demographic Trend

Since 2010, the population of has changed by -3.7%%.

-3.7%% Growth

Webster County, Iowa Age & Gender Pyramid

Population pyramid for

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


Webster County, Iowa Historical Population Data

YearMedian AgePopulation
202439.736,886
202339.836,848
202239.836,986
202139.237,114
202039.336,348
201939.036,545
201839.136,757
201739.636,945
201639.537,050
201539.737,295
201439.937,399
201340.037,626
201240.037,895
201140.138,105
201039.938,286

Webster County, Iowa Age Group Breakdown (2024)

Age CohortPercentage
Under 55.7%
5–1715.7%
18–2411.4%
25–3411.9%
35–5422.4%
55–6413.0%
65+19.9%

Dependency Ratios for Webster County, Iowa

Total Dependency Ratio:
70.2
Youth Dependency:
36.4
Old-Age Dependency:
33.8

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



Age & Gender FAQs for Webster County, Iowa

The median age in Webster County, Iowa is 39.7 years.

According to latest Census data, the total population of Webster County, Iowa is 36,886.

In Webster County, Iowa, seniors (ages 65+) make up 19.9% of the population, while children under 18 represent 15.7%.

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