Minidoka County, Idaho Age & Gender Statistics (2024)

Total Population

22,208

Median Age

34.9

Male Median

35.3

Female Median

34.8

Minidoka County, Idaho Population Growth

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

Minidoka County, Idaho Demographic Trend

Since 2010, the population of has changed by +13.7%%.

+13.7%% Growth

Minidoka County, Idaho Age & Gender Pyramid

Population pyramid for

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


Minidoka County, Idaho Historical Population Data

YearMedian AgePopulation
202434.922,208
202334.521,922
202234.921,626
202135.121,393
202035.220,817
201935.220,705
201835.220,615
201735.420,448
201635.420,331
201535.520,279
201435.320,191
201335.420,104
201235.419,909
201135.619,740
201035.819,524

Minidoka County, Idaho Age Group Breakdown (2024)

Age CohortPercentage
Under 56.8%
5–1721.4%
18–248.8%
25–3413.1%
35–5422.7%
55–6411.1%
65+16.1%

Dependency Ratios for Minidoka County, Idaho

Total Dependency Ratio:
79.6
Youth Dependency:
50.7
Old-Age Dependency:
28.9

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



Age & Gender FAQs for Minidoka County, Idaho

The median age in Minidoka County, Idaho is 34.9 years.

According to latest Census data, the total population of Minidoka County, Idaho is 22,208.

In Minidoka County, Idaho, seniors (ages 65+) make up 16.1% of the population, while children under 18 represent 21.4%.

Based on historical data since 2010, the population in Minidoka County, Idaho has remained stable.
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