Identifiers: city · CDP · town
| Rank | Community | Population |
|---|---|---|
| 1 | Crossville (city), TN | 12,071 |
| 2 | Fairfield Glade (CDP), TN | 9,152 |
| 3 | Lake Tansi (CDP), TN | 4,629 |
| 4 | Monterey (town), TN | 2,746 |
| 5 | Grimsley (CDP), TN | 1,219 |
| 6 | Crab Orchard (city), TN | 720 |
| 7 | Clarkrange (CDP), TN | 596 |
| 8 | Pleasant Hill (town), TN | 540 |
| 9 | Mayland (CDP), TN | 472 |
| 10 | Bowman (CDP), TN | 297 |