Smith County's estimated 2025 population is 21,021 with a growth rate of 1.15% in the past year according to the most recent United States census data. Smith County is the 67th largest county in Tennessee. The 2010 population was 19,127 and has seen a growth of 9.9% since that time.
Data after 2023 is projected based on recent change
The racial composition of Smith County includes 90.83% White, and smaller percentages for Black or African American, other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (90.83%)
Two or more races (5.01%)
Black or African American (1.94%)
Other race (1.46%)
Asian (0.54%)
Native American (0.12%)
Native Hawaiian or Pacific Islander (0.09%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 18,344 | 90.83% |
| Two or more races | 1,011 | 5.01% |
| Black or African American | 392 | 1.94% |
| Other race | 295 | 1.46% |
| Asian | 110 | 0.54% |
| Native American | 25 | 0.12% |
| Native Hawaiian or Pacific Islander | 19 | 0.09% |
Married
Widowed
Divorced
Separated
Never Married
Smith County's average per capita income is $44,184. Household income levels show a median of $62,799. The poverty rate stands at 13.27%.
Name | Median | Mean |
|---|---|---|
| Married Families | $86,109 | - |
| Families | $78,868 | $98,055 |
| Households | $62,799 | $85,700 |
| Non Families | $34,650 | $48,219 |
Average Income
Median Household Income
Poverty Rate