5 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lebanon | 1 | 54,652 | 38,894 | 6.12% | 1,344 | 41 | City |
| Mount Juliet | 2 | 45,160 | 39,690 | 2.48% | 1,749 | 26 | City |
| Gladeville | 3 | 2,542 | 1,733 | 7.12% | 561 | 5 | CDP |
| Watertown | 4 | 1,663 | 1,555 | 1.28% | 1,158 | 1 | City |
| Norene | 5 | 333 | 226 | 7.42% | 195 | 2 | CDP |
Lebanon is the largest city in Wilson County, with a population of 54,652.
Norene is the smallest city in Wilson County, with a population of 333.
There are 5 cities in Wilson County, Tennessee.