Arlington County, Virginia Age & Gender Distribution (2024)
Population distribution by age and gender for Arlington County, Virginia
Arlington County, Virginia Age & Gender Statistics (2024)
Total Population
236,254
Median Age
35.5
Male Median
35.3
Female Median
35.8
Arlington County, Virginia Population Growth

Arlington County, Virginia Demographic Trend
Since 2010, the population of has changed by +19.6%%.
+19.6%% Growth
Arlington County, Virginia Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Arlington County, Virginia Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 35.5 | 236,254 |
| 2023 | 35.5 | 235,463 |
| 2022 | 35.3 | 235,845 |
| 2021 | 35.1 | 235,764 |
| 2020 | 34.8 | 236,434 |
| 2019 | 34.7 | 233,464 |
| 2018 | 34.5 | 231,803 |
| 2017 | 34.4 | 229,534 |
| 2016 | 34.1 | 226,092 |
| 2015 | 33.9 | 223,945 |
| 2014 | 33.8 | 220,173 |
| 2013 | 33.8 | 214,861 |
| 2012 | 33.7 | 209,077 |
| 2011 | 33.8 | 202,999 |
| 2010 | 33.9 | 197,467 |
Arlington County, Virginia Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.0% |
| 5–17 | 13.0% |
| 18–24 | 8.3% |
| 25–34 | 22.6% |
| 35–54 | 29.0% |
| 55–64 | 10.0% |
| 65+ | 11.9% |
Dependency Ratios for Arlington County, Virginia
- Total Dependency Ratio:
- 42.7
- Youth Dependency:
- 25.7
- Old-Age Dependency:
- 17.0
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Arlington County, Virginia
The median age in Arlington County, Virginia is 35.5 years.
According to latest Census data, the total population of Arlington County, Virginia is 236,254.
In Arlington County, Virginia, seniors (ages 65+) make up 11.9% of the population, while children under 18 represent 13.0%.
Based on historical data since 2010, the population in Arlington County, Virginia is aging.