10 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Winchester | 1 | 10,359 | 9,406 | 1.88% | 966 | 10.72 | City |
| Sewanee | 2 | 3,075 | 2,625 | 1.69% | 791 | 3.89 | CDP |
| Decherd | 3 | 2,490 | 2,375 | 0.93% | 519 | 4.79 | City |
| Estill Springs | 4 | 2,272 | 2,267 | 0.04% | 535 | 4.25 | Town |
| Cowan | 5 | 1,771 | 1,768 | 0.06% | 852 | 2.08 | City |
| New Hope | 6 | 943 | 988 | -0.95% | 91 | 10.34 | City |
| Huntland | 7 | 893 | 887 | 0.11% | 586 | 1.52 | Town |
| Belvidere | 8 | 90 | 8 | 7.14% | 189 | 0.48 | CDP |
| Orme | 9 | 83 | 88 | -1.19% | 20 | 4.13 | Town |
| Sherwood | 10 | 11 | 80 | 10% | 12 | 0.91 | CDP |
Winchester is the largest city in Franklin County, with a population of 10,359.
Sherwood is the smallest city in Franklin County.
There are 10 cities in Franklin County, Tennessee.