City | 2024 Population |
|---|---|
| Labadieville | 1,790 |
| Lacassine | 235 |
| Lacombe | 6,776 |
| Lafayette | 121,471 |
| Lafitte | 270 |
| Lafourche Crossing | 2,712 |
| Lake Arthur | 2,557 |
| Lake Charles | 77,884 |
| Lake Providence | 3,076 |
| Lakeshore | 3,206 |
| Lakeview | 695 |
| Laplace | 28,680 |
| Larose | 5,675 |
| Lawtell | 739 |
| Lecompte | 812 |
| Leesville | 5,322 |
| Lemannville | 344 |
| Leonville | 878 |
| Lewisburg | 522 |
| Lillie | 107 |
| Lisbon | 165 |
| Livingston | 2,001 |
| Livonia | 1,153 |
| Lockport | 2,340 |
| Lockport Heights | 1,240 |
| Logansport | 1,330 |
| Longstreet | 117 |
| Longville | 333 |
| Loreauville | 629 |
| Lucky | 236 |
| Luling | 14,391 |
| Lutcher | 2,844 |
| Lydia | 1,016 |