Sac County, Iowa Age & Gender Statistics (2024)

Total Population

9,689

Median Age

46.2

Male Median

45.1

Female Median

46.8

Sac County, Iowa Population Growth

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

Sac County, Iowa Demographic Trend

Since 2010, the population of has changed by -7.5%%.

-7.5%% Growth

Sac County, Iowa Age & Gender Pyramid

Population pyramid for

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


Sac County, Iowa Historical Population Data

YearMedian AgePopulation
202446.29,689
202345.39,759
202245.29,778
202146.19,829
202046.29,711
201946.19,802
201846.29,868
201745.99,936
201645.910,034
201546.110,101
201446.510,162
201346.510,227
201246.310,307
201146.210,388
201045.910,480

Sac County, Iowa Age Group Breakdown (2024)

Age CohortPercentage
Under 55.6%
5–1716.1%
18–246.8%
25–349.8%
35–5422.7%
55–6414.8%
65+24.3%

Dependency Ratios for Sac County, Iowa

Total Dependency Ratio:
85.2
Youth Dependency:
40.2
Old-Age Dependency:
44.9

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



Age & Gender FAQs for Sac County, Iowa

The median age in Sac County, Iowa is 46.2 years.

According to latest Census data, the total population of Sac County, Iowa is 9,689.

In Sac County, Iowa, seniors (ages 65+) make up 24.3% of the population, while children under 18 represent 16.1%.

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