| Name | Polk County |
| State | Tennessee |
| FIPS Code | 47139 |
| County Seat | Benton |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2024) | 18,066 |
| Population Growth Rate(2020-2024) | 2.89% |
| Majority Ethnicity | White 96.5% |
| Public School Majority Ethnicity | White 96% |
| Partisan Voting Index | Strongly Republican:+34 |
| Unemployment Rate (May 2026) | 4.2% |
| Sales Tax Rate (2025) | 9.75% |
| Area Code(s) | 423 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 96.5% |
| African American | 0.86% |
| Hispanic | 2.21% |
| Asian | 0.31% |
| Native American | 0.11% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 95.53% |
| African American | 0.84% |
| Hispanic | 2.28% |
| Asian | 0.05% |
| Native American | 0.28% |
| Hawaiin/Pacific Islander | 0.05% |