30 cities
| City | County | 2025 Pop. ↓ |
|---|---|---|
| Lebanon | Wilson County | 54,652 |
| La Vergne | Rutherford County | 42,111 |
| Lakeland | Shelby County | 14,513 |
| Lewisburg | Marshall County | 13,754 |
| Lenoir City | Loudon County | 12,519 |
| Lawrenceburg | Lawrence County | 12,231 |
| Lexington | Henderson County | 8,058 |
| Loudon | Loudon County | 7,172 |
| La Follette | Campbell County | 7,139 |
| Lynchburg, Moore County | Bedford County | 6,849 |
| Lafayette | Macon County | 6,002 |
| Lake Tansi | Bledsoe County | 4,738 |
| Louisville | Blount County | 4,320 |
| Livingston | Overton County | 4,145 |
| Lookout Mountain | Hamilton County | 2,030 |
| Lakesite | Hamilton County | 1,970 |
| Loretto | Lawrence County | 1,832 |
| Lone Oak | Hamilton County | 1,678 |
| Linden | Perry County | 1,153 |
| Lyles | Hickman County | 1,142 |
| Luttrell | Union County | 1,103 |
| Lakewood Park | Bedford County | 1,090 |
| Lobelville | Perry County | 991 |
| Lenox | Dyer County | 644 |
| Liberty | DeKalb County | 348 |
| Lynnville | Giles County | 327 |
| Leoma | Lawrence County | 300 |
| Luray | Chester County | 178 |
| La Grange | Fayette County | 119 |
| Lavinia | Carroll County | 70 |