Adams County, Idaho Age & Gender Statistics (2024)

Total Population

4,744

Median Age

53.9

Male Median

54.3

Female Median

53.0

Adams County, Idaho Population Growth

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

Adams County, Idaho Demographic Trend

Since 2010, the population of has changed by +20.3%%.

+20.3%% Growth

Adams County, Idaho Age & Gender Pyramid

Population pyramid for

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


Adams County, Idaho Historical Population Data

YearMedian AgePopulation
202453.94,744
202354.34,599
202254.44,464
202154.74,321
202055.34,200
201955.24,097
201854.24,019
201752.83,946
201651.73,865
201551.33,880
201451.33,908
201351.03,937
201250.33,976
201149.13,980
201046.13,942

Adams County, Idaho Age Group Breakdown (2024)

Age CohortPercentage
Under 53.7%
5–1713.8%
18–245.7%
25–348.8%
35–5420.7%
55–6417.3%
65+30.1%

Dependency Ratios for Adams County, Idaho

Total Dependency Ratio:
90.7
Youth Dependency:
33.2
Old-Age Dependency:
57.4

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



Age & Gender FAQs for Adams County, Idaho

The median age in Adams County, Idaho is 53.9 years.

According to latest Census data, the total population of Adams County, Idaho is 4,744.

In Adams County, Idaho, seniors (ages 65+) make up 30.1% of the population, while children under 18 represent 13.8%.

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