| Name | Rhea County |
| State | Tennessee |
| FIPS Code | 47143 |
| County Seat | Dayton |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2024) | 34,319 |
| Population Growth Rate(2020-2024) | 3.2% |
| Majority Ethnicity | White 90.99% |
| Public School Majority Ethnicity | White 83% |
| Partisan Voting Index | Strongly Republican:+34 |
| Unemployment Rate (May 2026) | 4.6% |
| Area Code(s) | 423 / 931 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 90.99% |
| African American | 1.65% |
| Hispanic | 6.23% |
| Asian | 1.03% |
| Native American | 0.1% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 82.59% |
| African American | 2.31% |
| Hispanic | 11.99% |
| Asian | 0.79% |
| Native American | 0.08% |
| Hawaiin/Pacific Islander | 0.08% |