Clark County, Idaho Age & Gender Statistics (2024)

Total Population

849

Median Age

31.1

Male Median

29.3

Female Median

32.9

Clark County, Idaho Population Growth

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

Clark County, Idaho Demographic Trend

Since 2010, the population of has changed by -0.9%%.

-0.9%% Growth

Clark County, Idaho Age & Gender Pyramid

Population pyramid for

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


Clark County, Idaho Historical Population Data

YearMedian AgePopulation
202431.1849
202333.4776
202237.6756
202133.8839
202037.7885
201933.2913
201829.61,077
201729.71,055
201630.3960
201532.7901
201432.4823
201337.0751
201237.3780
201137.8847
201042.3857

Clark County, Idaho Age Group Breakdown (2024)

Age CohortPercentage
Under 510.8%
5–1717.7%
18–2412.2%
25–3413.0%
35–5426.4%
55–647.8%
65+12.1%

Dependency Ratios for Clark County, Idaho

Total Dependency Ratio:
68.5
Youth Dependency:
48.0
Old-Age Dependency:
20.4

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



Age & Gender FAQs for Clark County, Idaho

The median age in Clark County, Idaho is 31.1 years.

According to latest Census data, the total population of Clark County, Idaho is 849.

In Clark County, Idaho, seniors (ages 65+) make up 12.1% of the population, while children under 18 represent 17.7%.

Based on historical data since 2010, the population in Clark County, Idaho is becoming younger.
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