Median Age in DeKalb County, TN
ACS 2024 5-Year Estimates
41.9 years
Rank #1,543/3,222 · #54 in TN
52th
DeKalb 41.9 years
TN 38.9 years +7.7%
US 38.9 years +7.7%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How DeKalb County's median age of 41.9 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 →| #1,540 | Latimer County, OK | 41.9 years |
| #1,541 | Lackawanna County, PA | 41.9 years |
| #1,542 | Newberry County, SC | 41.9 years |
| #1,543 | DeKalb County, TN | 41.9 years |
| #1,544 | Lewis County, TN | 41.9 years |
| #1,545 | Limestone County, TX | 41.9 years |
| #1,546 | Fond du Lac County, WI | 41.9 years |
About Median Age
DeKalb County, Tennessee has a median age of 41.9 years, ranking #1,543 of 3,222 counties nationwide — 7.7% above the national value of 38.9 years. Within Tennessee, it ranks #54 of 95. This places it in the 52th 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.