Duchesne County, Utah Age & Gender Distribution (2024)
Population distribution by age and gender for Duchesne County, Utah
Duchesne County, Utah Age & Gender Statistics (2024)
Total Population
20,185
Median Age
34.1
Male Median
33.9
Female Median
34.2
Duchesne County, Utah Population Growth

Duchesne County, Utah Demographic Trend
Since 2010, the population of has changed by +16.0%%.
+16.0%% Growth
Duchesne County, Utah Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Duchesne County, Utah Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 34.1 | 20,185 |
| 2023 | 33.8 | 19,932 |
| 2022 | 33.1 | 19,779 |
| 2021 | 32.5 | 19,651 |
| 2020 | 31.9 | 19,950 |
| 2019 | 31.5 | 20,148 |
| 2018 | 31.0 | 20,219 |
| 2017 | 30.3 | 20,259 |
| 2016 | 30.2 | 20,078 |
| 2015 | 30.2 | 19,817 |
| 2014 | 30.2 | 19,378 |
| 2013 | 29.8 | 19,109 |
| 2012 | 29.8 | 18,537 |
| 2011 | 29.7 | 18,025 |
| 2010 | 30.0 | 17,408 |
Duchesne County, Utah Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 7.8% |
| 5–17 | 24.4% |
| 18–24 | 8.1% |
| 25–34 | 11.5% |
| 35–54 | 24.9% |
| 55–64 | 10.2% |
| 65+ | 13.0% |
Dependency Ratios for Duchesne County, Utah
- Total Dependency Ratio:
- 82.7
- Youth Dependency:
- 58.8
- Old-Age Dependency:
- 23.8
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Duchesne County, Utah
The median age in Duchesne County, Utah is 34.1 years.
According to latest Census data, the total population of Duchesne County, Utah is 20,185.
In Duchesne County, Utah, seniors (ages 65+) make up 13.0% of the population, while children under 18 represent 24.4%.
Based on historical data since 2010, the population in Duchesne County, Utah is aging.