Total Population in DeKalb County, TN
ACS 2024 5-Year Estimates
20,959
Rank #1,825/3,222 · #65 in TN
43th
DeKalb 20,959
TN 7,066,383 -99.7%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How DeKalb County's total population of 20,959 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to DeKalb County for total population.
Nearby Rankings
Full ranking →| #1,822 | Boone County, WV | 21,026 |
| #1,823 | Colorado County, TX | 21,006 |
| #1,824 | Jackson County, WI | 20,981 |
| #1,825 | DeKalb County, TN | 20,959 |
| #1,826 | Dukes County, MA | 20,933 |
| #1,827 | Meriwether County, GA | 20,929 |
| #1,828 | Jones County, IA | 20,896 |
About Total Population
DeKalb County, Tennessee has a total population of 20,959, ranking #1,825 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Tennessee, it ranks #65 of 95. This places it in the 43th percentile nationally.
Total population count from the American Community Survey. 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.