| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Winchester | 1 | 10,649 | 9,419 | 2.02% | 939 | 11 | City |
| Estill Springs | 2 | 2,691 | 2,703 | -0.04% | 556 | 5 | Town |
| Decherd | 3 | 2,525 | 2,374 | 1.04% | 527 | 5 | City |
| Cowan | 4 | 1,811 | 1,767 | 0.67% | 872 | 2 | City |
| New Hope | 5 | 962 | 995 | -0.62% | 93 | 10 | City |
| Huntland | 6 | 888 | 887 | 0.11% | 583 | 2 | Town |
| Orme | 7 | 84 | 88 | -1.18% | 20 | 4 | Town |
Winchester is the largest city in Franklin County, with a population of 10,649.
Orme is the smallest city in Franklin County, with a population of 84.
There are 7 cities in Franklin County, Tennessee.