Median Age in Arlington County, VA
ACS 2024 5-Year Estimates
35.5 years
Rank #2,927/3,222 · #119 in VA
9th
Arlington 35.5 years
VA 39.0 years -9.0%
US 38.9 years -8.7%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Arlington County's median age of 35.5 years compares to all 3,222 U.S. counties. Values range from 21.4 years to 86.2 years.
Distribution of Median Age Across All Counties
Ranking Context
Counties ranked closest to Arlington County for median age.
Nearby Rankings
Full ranking →| #2,924 | Colfax County, NE | 35.5 years |
| #2,925 | Mecklenburg County, NC | 35.5 years |
| #2,926 | La Salle County, TX | 35.5 years |
| #2,927 | Arlington County, VA | 35.5 years |
| #2,928 | Milwaukee County, WI | 35.5 years |
| #2,929 | San Joaquin County, CA | 35.4 years |
| #2,930 | Carroll County, GA | 35.4 years |
About Median Age
Arlington County, Virginia has a median age of 35.5 years, ranking #2,927 of 3,222 counties nationwide — 8.7% below the national value of 38.9 years. Within Virginia, it ranks #119 of 133. This places it in the 9th percentile nationally.
The median age of the total population. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.