Blountville is a CDP located in Sullivan County, Tennessee. Blountville has a 2025 population of 3,313 . It is also the county seat of Sullivan County . Blountville is currently growing at a rate of 0.49% annually but its population has decreased by -2.18% since the most recent census, which recorded a population of 3,387 in 2020.
The average household income in Blountville is $86,344 with a poverty rate of 6.13%. The median age in Blountville is 45.9 years: 43.6 years for males, and 51.4 years for females. For every 100 females there are 130.4 males.
Data after 2023 is projected based on recent change
The racial composition of Blountville includes 96.88% White, and smaller percentages for Two or more races, Black or African American, Asian, Native American and multiracial populations.
White (96.88%)
Two or more races (1.15%)
Black or African American (1.06%)
Asian (0.58%)
Native American (0.33%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,198 | 96.88% |
| Two or more races | 38 | 1.15% |
| Black or African American | 35 | 1.06% |
| Asian | 19 | 0.58% |
| Native American | 11 | 0.33% |
Married
Widowed
Divorced
Separated
Never Married
Blountville's average per capita income is $35,618. Household income levels show a median of $64,509. The poverty rate stands at 6.13%.
Name | Median | Mean |
|---|---|---|
| Married Families | $84,176 | - |
| Families | $77,850 | $82,321 |
| Households | $64,509 | $86,344 |
| Non Families | - | $95,747 |
Average Income
Median Household Income
Poverty Rate