7 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Martin | 1 | 11,116 | 10,825 | 0.52% | 896 | 12.40 | City |
| Dresden | 2 | 2,917 | 3,007 | -0.61% | 491 | 5.94 | Town |
| Greenfield | 3 | 2,008 | 2,033 | -0.25% | 577 | 3.48 | City |
| Gleason | 4 | 1,357 | 1,361 | -0.07% | 605 | 2.24 | Town |
| Sharon | 5 | 919 | 936 | -0.33% | 724 | 1.27 | Town |
| Palmersville | 6 | 178 | 107 | 7.23% | 62 | 2.88 | CDP |
| Dukedom | 7 | 138 | 123 | 7.81% | 74 | 1.86 | CDP |
Martin is the largest city in Weakley County, with a population of 11,116.
Dukedom is the smallest city in Weakley County.
There are 7 cities in Weakley County, Tennessee.