30 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Lebanon | Wilson County | 54,259 |
| La Vergne | Rutherford County | 40,187 |
| Lakeland | Fayette County | 14,226 |
| Lewisburg | Marshall County | 13,655 |
| Lenoir City | Loudon County | 12,834 |
| Lawrenceburg | Lawrence County | 12,224 |
| Lexington | Henderson County | 8,011 |
| La Follette | Campbell County | 7,128 |
| Loudon | Loudon County | 7,070 |
| Lynchburg, Moore County | Bedford County | 6,933 |
| Lafayette | Macon County | 6,002 |
| Lake Tansi | Bledsoe County | 4,738 |
| Louisville | Blount County | 4,321 |
| Livingston | Overton County | 4,120 |
| Lookout Mountain | Hamilton County | 2,049 |
| Lakesite | Hamilton County | 1,986 |
| Loretto | Lawrence County | 1,846 |
| Lone Oak | Hamilton County | 1,678 |
| Linden | Perry County | 1,158 |
| Lyles | Hickman County | 1,142 |
| Luttrell | Union County | 1,094 |
| Lakewood Park | Bedford County | 1,090 |
| Lobelville | Perry County | 999 |
| Lenox | Dyer County | 644 |
| Liberty | DeKalb County | 343 |
| Lynnville | Giles County | 324 |
| Leoma | Lawrence County | 300 |
| Luray | Chester County | 178 |
| La Grange | Fayette County | 120 |
| Lavinia | Carroll County | 70 |