23 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Red Bank | Hamilton County | 12,161 |
| Ripley | Lauderdale County | 7,522 |
| Rockwood | Roane County | 5,759 |
| Rogersville | Hawkins County | 4,613 |
| Ridgetop | Robertson County | 2,152 |
| Rockvale | Rutherford County | 2,039 |
| Rural Hill | Davidson County | 2,018 |
| Rocky Top | Campbell County | 1,644 |
| Ridgely | Lake County | 1,565 |
| Rutledge | Grainger County | 1,337 |
| Rossville | Fayette County | 1,240 |
| Red Boiling Springs | Macon County | 1,220 |
| Rutherford | Gibson County | 1,130 |
| Russellville | Hamblen County | 1,062 |
| Riceville | McMinn County | 1,038 |
| Rarity Bay | Loudon County | 984 |
| Roan Mountain | Carter County | 890 |
| Rockford | Blount County | 817 |
| Ridgeside | Hamilton County | 447 |
| Ramer | McNairy County | 328 |
| Rives | Obion County | 245 |
| Randolph | Tipton County | 235 |
| Robbins | Scott County | 65 |