| City | Population |
| Abbeville, LA | 12,257 |
| Acadia Parish rural, LA | 31,114 |
| Allen Parish rural, LA | 12,973 |
| Arnaudville town, LA | 1,057 |
| Basile town, LA | 1,821 |
| Beauregard Parish rural, LA | 22,579 |
| Branch, LA | 388 |
| Breaux Bridge, LA | 8,139 |
| Broussard, LA | 8,197 |
| Cade, LA | 1,723 |
| Cameron Parish rural, LA | 5,172 |
| Cankton village, LA | 484 |
| Carencro, LA | 7,526 |
| Catahoula, LA | 1,094 |
| Cecilia, LA | 1,980 |
| Chataignier village, LA | 364 |
| Church Point town, LA | 4,560 |
| Crowley, LA | 13,265 |
| Delcambre town, LA | 1,866 |
| DeRidder, LA | 10,578 |
| Duson town, LA | 1,716 |
| Egan, LA | 631 |
| Elizabeth town, LA | 532 |
| Elton town, LA | 1,128 |
| Erath town, LA | 2,114 |
| Estherwood village, LA | 889 |
| Eunice, LA | 10,398 |
| Evangeline Parish rural, LA | 18,343 |
| Fenton village, LA | 379 |
| Gillis, LA | 657 |
| Grand Coteau town, LA | 947 |
| Gueydan town, LA | 1,398 |
| Hayes, LA | 780 |
| Henderson town, LA | 1,674 |
| Iota town, LA | 1,500 |
| Iowa town, LA | 2,996 |
| Jefferson Davis Parish rural, LA | 12,714 |
| Jennings, LA | 10,383 |
| Kaplan, LA | 4,600 |
| Kinder town, LA | 2,477 |
| Krotz Springs town, LA | 1,198 |
| Lacassine, LA | 480 |
| Lafayette, LA | 120,623 |
| Lafayette Parish rural, LA | 61,623 |
| Lake Arthur town, LA | 2,738 |
| Lake Charles, LA | 71,993 |
| Lawtell, LA | 1,198 |
| Leonville town, LA | 1,084 |
| Longville, LA | 635 |
| Loreauville village, LA | 887 |
| Mamou town, LA | 3,242 |
| Maurice village, LA | 964 |
| Mermentau village, LA | 661 |
| Milton, LA | 3,030 |
| Morse village, LA | 812 |
| Moss Bluff, LA | 11,557 |
| New Iberia, LA | 30,617 |
| Oakdale, LA | 7,780 |
| Oberlin town, LA | 1,770 |
| Opelousas, LA | 16,634 |
| Ossun, LA | 2,144 |
| Palmetto village, LA | 164 |
| Parks village, LA | 653 |
| Plaucheville village, LA | 248 |
| Port Barre town, LA | 2,055 |
| Rayne, LA | 7,953 |
| Reddell, LA | 733 |
| Reeves village, LA | 232 |
| Roanoke, LA | 546 |
| Scott, LA | 8,614 |
| Singer, LA | 287 |
| St. Landry Parish rural, LA | 43,263 |
| St. Martin Parish rural, LA | 30,783 |
| St. Martinville, LA | 6,114 |
| Sugartown, LA | 54 |
| Sunset town, LA | 2,897 |
| Vermilion Parish rural, LA | 34,800 |
| Ville Platte, LA | 7,430 |
| Washington town, LA | 964 |
| Welsh town, LA | 3,226 |
| Youngsville, LA | 8,105 |
| | |
| Total | 724,184 |
