Median Age in DeKalb County, GA
ACS 2024 5-Year Estimates
36.4 years
Rank #2,816/3,222 · #139 in GA
13th
DeKalb 36.4 years
GA 37.6 years -3.2%
US 38.9 years -6.4%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How DeKalb County's median age of 36.4 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 DeKalb County for median age.
Nearby Rankings
Full ranking →| #2,813 | Kings County, NY | 36.5 years |
| #2,814 | Manassas Park city, VA | 36.5 years |
| #2,815 | Barrow County, GA | 36.4 years |
| #2,816 | DeKalb County, GA | 36.4 years |
| #2,817 | Fulton County, GA | 36.4 years |
| #2,818 | Pottawatomie County, KS | 36.4 years |
| #2,819 | Scott County, KY | 36.4 years |
About Median Age
DeKalb County, Georgia has a median age of 36.4 years, ranking #2,816 of 3,222 counties nationwide — 6.4% below the national value of 38.9 years. Within Georgia, it ranks #139 of 159. This places it in the 13th 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.