City | 2024 Population |
|---|---|
| La Follette | 7,185 |
| La Grange | 121 |
| La Vergne | 39,892 |
| Lafayette | 5,920 |
| Lake Tansi | 4,453 |
| Lakeland | 14,186 |
| Lakesite | 1,962 |
| Lakewood Park | 998 |
| Lavinia | 68 |
| Lawrenceburg | 12,107 |
| Lebanon | 51,185 |
| Lenoir City | 12,294 |
| Lenox | 517 |
| Leoma | 3 |
| Lewisburg | 13,395 |
| Lexington | 7,999 |
| Liberty | 341 |
| Linden | 1,125 |
| Livingston | 4,080 |
| Lobelville | 983 |
| Lone Oak | 1,874 |
| Lookout Mountain | 2,051 |
| Loretto | 1,824 |
| Loudon | 6,861 |
| Louisville | 4,334 |
| Luray | 168 |
| Luttrell | 1,079 |
| Lyles | 847 |
| Lynchburg, Moore County | 6,840 |
| Lynnville | 318 |