23 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Red Bank | Hamilton County | 12,146 |
| Ripley | Lauderdale County | 7,421 |
| Rockwood | Roane County | 5,804 |
| Rogersville | Hawkins County | 4,748 |
| Rural Hill | Davidson County | 2,556 |
| Ridgetop | Robertson County | 2,162 |
| Rocky Top | Campbell County | 1,682 |
| Ridgely | Lake County | 1,657 |
| Rockvale | Rutherford County | 1,513 |
| Rutledge | Grainger County | 1,358 |
| Rossville | Fayette County | 1,244 |
| Red Boiling Springs | Macon County | 1,217 |
| Rutherford | Gibson County | 1,144 |
| Rarity Bay | Loudon County | 896 |
| Roan Mountain | Carter County | 887 |
| Russellville | Hamblen County | 885 |
| Rockford | Blount County | 839 |
| Riceville | McMinn County | 800 |
| Ridgeside | Hamilton County | 442 |
| Ramer | McNairy County | 324 |
| Randolph | Tipton County | 266 |
| Rives | Obion County | 245 |
| Robbins | Scott County | 64 |