Smith County, TN Demographics
Smith County, TN is the 66th most populous of 95 counties in Tennessee, with 19,904 residents across 314 square miles. That is about 63 people per square mile.
At the 2020 census
| Population | 19,904 |
|---|---|
| Land area | 314 sq mi |
| Density | 63 / sq mi |
Data: 2020 Census · American Community Survey 2024
How Smith 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: Smith County, TN
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around Smith County, TN — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in Smith County, TN
| Name | Population | Sq mi | Per sq mi |
|---|---|---|---|
| Census Tract 9752 | 5,919 | 73.4 | 81 |
| Census Tract 9754 | 4,727 | 70.9 | 67 |
| Census Tract 9750 | 4,182 | 106.3 | 39 |
| Census Tract 9751 | 2,974 | 7.2 | 412 |
| Census Tract 9753 | 2,102 | 56.4 | 37 |
Related places
Other counties nearby
Nearest counties
Metro areas containing Smith County
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.