Fremont County, Idaho Age & Gender Distribution (2024)
Population distribution by age and gender for Fremont County, Idaho
Fremont County, Idaho Age & Gender Statistics (2024)
Total Population
13,943
Median Age
40.0
Male Median
40.0
Female Median
40.0
Fremont County, Idaho Population Growth

Fremont County, Idaho Demographic Trend
Since 2010, the population of has changed by +6.7%%.
+6.7%% Growth
Fremont County, Idaho Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Fremont County, Idaho Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 40.0 | 13,943 |
| 2023 | 39.9 | 13,701 |
| 2022 | 39.0 | 13,519 |
| 2021 | 37.9 | 13,370 |
| 2020 | 37.8 | 13,111 |
| 2019 | 37.6 | 13,020 |
| 2018 | 36.8 | 12,965 |
| 2017 | 36.7 | 12,889 |
| 2016 | 36.9 | 12,896 |
| 2015 | 36.3 | 12,945 |
| 2014 | 34.9 | 13,024 |
| 2013 | 34.3 | 13,088 |
| 2012 | 33.8 | 13,123 |
| 2011 | 33.4 | 13,133 |
| 2010 | 32.7 | 13,062 |
Fremont County, Idaho Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.5% |
| 5–17 | 18.4% |
| 18–24 | 8.1% |
| 25–34 | 13.0% |
| 35–54 | 24.2% |
| 55–64 | 12.5% |
| 65+ | 18.3% |
Dependency Ratios for Fremont County, Idaho
- Total Dependency Ratio:
- 73.1
- Youth Dependency:
- 41.5
- Old-Age Dependency:
- 31.6
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Fremont County, Idaho
The median age in Fremont County, Idaho is 40.0 years.
According to latest Census data, the total population of Fremont County, Idaho is 13,943.
In Fremont County, Idaho, seniors (ages 65+) make up 18.3% of the population, while children under 18 represent 18.4%.
Based on historical data since 2010, the population in Fremont County, Idaho is aging.