19 cities
| City | Parish | 2026 Pop. ↓ |
|---|---|---|
| Houma | Terrebonne Parish | 30,833 |
| Hammond | Tangipahoa Parish | 25,285 |
| Harvey | Jefferson Parish | 22,024 |
| Harahan | Jefferson Parish | 8,679 |
| Haughton | Bossier Parish | 4,603 |
| Hahnville | St. Charles Parish | 3,937 |
| Homer | Claiborne Parish | 2,479 |
| Haynesville | Claiborne Parish | 1,848 |
| Henderson | Lafayette Parish | 1,605 |
| Hester | St. James Parish | 816 |
| Hessmer | Avoyelles Parish | 735 |
| Hackberry | Cameron Parish | 731 |
| Hornbeck | Vernon Parish | 401 |
| Hodge | Jackson Parish | 365 |
| Hall Summit | Red River Parish | 260 |
| Harrisonburg | Catahoula Parish | 253 |
| Hosston | Caddo Parish | 232 |
| Heflin | Webster Parish | 202 |
| Hayes | Calcasieu Parish | 151 |