| Name | Unicoi County |
| State | Tennessee |
| FIPS Code | 47171 |
| County Seat | Erwin |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2024) | 17,812 |
| Population Growth Rate(2020-2024) | -0.56% |
| Majority Ethnicity | White 92.61% |
| Public School Majority Ethnicity | White 86% |
| Partisan Voting Index | Strongly Republican:+32 |
| Unemployment Rate (May 2026) | 4.4% |
| Sales Tax Rate (2025) | 9.75% |
| Area Code(s) | 423 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 92.61% |
| African American | 0.46% |
| Hispanic | 6.44% |
| Asian | 0.16% |
| Native American | 0.33% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 86.17% |
| African American | 0.41% |
| Hispanic | 11.94% |
| Asian | 0.09% |
| Native American | 0.36% |
| Hawaiin/Pacific Islander | 0.05% |