DeKalb County, TN Demographics
DeKalb County, TN is the 65th most populous of 95 counties in Tennessee, with 20,080 residents across 304 square miles. That is about 66 people per square mile.
At the 2020 census
| Population | 20,080 |
|---|---|
| Land area | 304 sq mi |
| Density | 66 / sq mi |
Data: 2020 Census · American Community Survey 2024
How DeKalb County compares to the US
We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.
Central Location: DeKalb County, TN
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around DeKalb County, TN — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in DeKalb County, TN
| Name | Population | Sq mi | Per sq mi |
|---|---|---|---|
| Census Tract 9203 | 5,606 | 134.6 | 42 |
| Census Tract 9202.01 | 5,221 | 18.7 | 280 |
| Census Tract 9201.02 | 4,582 | 77.7 | 59 |
| Census Tract 9201.01 | 2,492 | 59.9 | 42 |
| Census Tract 9202.02 | 2,179 | 13.5 | 162 |
Related places
Other counties nearby
About this page
This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.
Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.