Union County, Oregon Age & Gender Distribution (2024)
Population distribution by age and gender for Union County, Oregon
Union County, Oregon Age & Gender Statistics (2024)
Total Population
26,144
Median Age
40.0
Male Median
39.6
Female Median
40.1
Union County, Oregon Population Growth

Union County, Oregon Demographic Trend
Since 2010, the population of has changed by +3.0%%.
+3.0%% Growth
Union County, Oregon Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Union County, Oregon Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 40.0 | 26,144 |
| 2023 | 40.1 | 26,192 |
| 2022 | 39.7 | 26,286 |
| 2021 | 40.0 | 26,255 |
| 2020 | 40.0 | 26,502 |
| 2019 | 40.2 | 26,337 |
| 2018 | 39.6 | 26,028 |
| 2017 | 39.8 | 25,810 |
| 2016 | 39.7 | 25,758 |
| 2015 | 40.0 | 25,745 |
| 2014 | 40.1 | 25,736 |
| 2013 | 39.9 | 25,741 |
| 2012 | 40.1 | 25,670 |
| 2011 | 40.2 | 25,573 |
| 2010 | 40.1 | 25,373 |
Union County, Oregon Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.6% |
| 5–17 | 16.8% |
| 18–24 | 11.3% |
| 25–34 | 11.7% |
| 35–54 | 22.3% |
| 55–64 | 11.9% |
| 65+ | 21.4% |
Dependency Ratios for Union County, Oregon
- Total Dependency Ratio:
- 74.7
- Youth Dependency:
- 37.4
- Old-Age Dependency:
- 37.3
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Union County, Oregon
The median age in Union County, Oregon is 40.0 years.
According to latest Census data, the total population of Union County, Oregon is 26,144.
In Union County, Oregon, seniors (ages 65+) make up 21.4% of the population, while children under 18 represent 16.8%.
Based on historical data since 2010, the population in Union County, Oregon has remained stable.