Smithville

County:: DeKalb County
County Seat:: Yes
Area (mi²):: 5.854
State:: Tennessee

Smithville is a city located in DeKalb County, Tennessee. Smithville has a 2025 population of 5,625. It is also the county seat of DeKalb County. Smithville is currently growing at a rate of 2.12% annually and its population has increased by 11.56% since the most recent census, which recorded a population of 5,042 in 2020.

The average household income in Smithville is $39,391 with a poverty rate of 38.31%.The median age in Smithville is 42.3 years: 35.5 years for males, and 43.4 years for females.

Demographics

The racial composition of Smithville includes 77.32% White, 10.93% other race, and smaller percentages for Black or African American, Asian, Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	3,988	77.32%
Other race	564	10.93%
Two or more races	338	6.55%
Black or African American	130	2.52%
Asian	111	2.15%
Native American	27	0.52%

Smithville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Smithville's average per capita income is $32,383. Household income levels show a median of $29,507. The poverty rate stands at 38.31%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$47,122	-
Families	$45,305	$56,396
Households	$29,507	$39,391
Non Families	$19,491	$22,541

$32,383

Average Income

$29,507

Median Household Income

38.31%

Poverty Rate