Elmore County, Idaho Age & Gender Statistics (2024)

Total Population

29,321

Median Age

33.1

Male Median

32.0

Female Median

35.1

Elmore County, Idaho Population Growth

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

Elmore County, Idaho Demographic Trend

Since 2010, the population of has changed by +9.9%%.

+9.9%% Growth

Elmore County, Idaho Age & Gender Pyramid

Population pyramid for

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


Elmore County, Idaho Historical Population Data

YearMedian AgePopulation
202433.129,321
202332.529,046
202232.328,752
202132.628,396
202031.827,043
201932.326,743
201831.926,433
201731.426,232
201631.126,103
201530.826,175
201430.726,349
201330.326,528
201230.326,655
201130.126,744
201029.526,669

Elmore County, Idaho Age Group Breakdown (2024)

Age CohortPercentage
Under 57.6%
5–1716.6%
18–2411.9%
25–3416.3%
35–5421.7%
55–6411.1%
65+14.8%

Dependency Ratios for Elmore County, Idaho

Total Dependency Ratio:
64.0
Youth Dependency:
39.7
Old-Age Dependency:
24.3

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



Age & Gender FAQs for Elmore County, Idaho

The median age in Elmore County, Idaho is 33.1 years.

According to latest Census data, the total population of Elmore County, Idaho is 29,321.

In Elmore County, Idaho, seniors (ages 65+) make up 14.8% of the population, while children under 18 represent 16.6%.

Based on historical data since 2010, the population in Elmore County, Idaho is aging.
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