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

Minidoka County, Idaho Demographic Trend
Since 2010, the population of has changed by +13.7%%.
+13.7%% Growth
Minidoka County, Idaho Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Minidoka County, Idaho Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 34.9 | 22,208 |
| 2023 | 34.5 | 21,922 |
| 2022 | 34.9 | 21,626 |
| 2021 | 35.1 | 21,393 |
| 2020 | 35.2 | 20,817 |
| 2019 | 35.2 | 20,705 |
| 2018 | 35.2 | 20,615 |
| 2017 | 35.4 | 20,448 |
| 2016 | 35.4 | 20,331 |
| 2015 | 35.5 | 20,279 |
| 2014 | 35.3 | 20,191 |
| 2013 | 35.4 | 20,104 |
| 2012 | 35.4 | 19,909 |
| 2011 | 35.6 | 19,740 |
| 2010 | 35.8 | 19,524 |
Minidoka County, Idaho Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.8% |
| 5–17 | 21.4% |
| 18–24 | 8.8% |
| 25–34 | 13.1% |
| 35–54 | 22.7% |
| 55–64 | 11.1% |
| 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.