Clark County, Idaho Age & Gender Distribution (2024)
Population distribution by age and gender for Clark County, Idaho
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

Clark County, Idaho Demographic Trend
Since 2010, the population of has changed by -0.9%%.
-0.9%% Growth
Clark County, Idaho Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Clark County, Idaho Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 31.1 | 849 |
| 2023 | 33.4 | 776 |
| 2022 | 37.6 | 756 |
| 2021 | 33.8 | 839 |
| 2020 | 37.7 | 885 |
| 2019 | 33.2 | 913 |
| 2018 | 29.6 | 1,077 |
| 2017 | 29.7 | 1,055 |
| 2016 | 30.3 | 960 |
| 2015 | 32.7 | 901 |
| 2014 | 32.4 | 823 |
| 2013 | 37.0 | 751 |
| 2012 | 37.3 | 780 |
| 2011 | 37.8 | 847 |
| 2010 | 42.3 | 857 |
Clark County, Idaho Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 10.8% |
| 5–17 | 17.7% |
| 18–24 | 12.2% |
| 25–34 | 13.0% |
| 35–54 | 26.4% |
| 55–64 | 7.8% |
| 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.