| City | Population |
| Addis town, LA | 3,593 |
| Albany village, LA | 1,088 |
| Amelia, LA | 2,459 |
| Amite City town, LA | 4,141 |
| Ascension Parish rural, LA | 60,842 |
| Assumption Parish rural, LA | 11,895 |
| Baker, LA | 13,895 |
| Baldwin town, LA | 2,436 |
| Baton Rouge, LA | 229,493 |
| Bayou Country Club, LA | 1,396 |
| Bayou Goula, LA | 612 |
| Bayou L'Ourse, LA | 1,978 |
| Bayou Vista, LA | 4,652 |
| Belle Rose, LA | 1,902 |
| Berwick town, LA | 4,946 |
| Brownfields, LA | 5,401 |
| Brusly town, LA | 2,589 |
| Central, LA | 26,864 |
| Chackbay, LA | 5,177 |
| Charenton, LA | 1,903 |
| Choctaw, LA | 879 |
| Clinton town, LA | 1,653 |
| Convent, LA | 711 |
| Crescent, LA | 959 |
| Denham Springs, LA | 10,215 |
| Donaldsonville, LA | 7,436 |
| East Baton Rouge Parish rural, LA | 74,168 |
| East Feliciana Parish rural, LA | 12,858 |
| Erwinville, LA | 2,192 |
| Fordoche town, LA | 928 |
| Franklin, LA | 7,660 |
| French Settlement village, LA | 1,116 |
| Gardere, LA | 10,580 |
| Glencoe, LA | 211 |
| Gonzales, LA | 9,781 |
| Gramercy town, LA | 3,613 |
| Grand Point, LA | 2,473 |
| Gray, LA | 5,584 |
| Greensburg town, LA | 718 |
| Grosse Tete village, LA | 647 |
| Hammond, LA | 20,019 |
| Hester, LA | 498 |
| Iberia Parish rural, LA | 35,254 |
| Iberville Parish rural, LA | 13,599 |
| Independence town, LA | 1,665 |
| Inniswold, LA | 6,180 |
| Jackson town, LA | 3,842 |
| Jeanerette, LA | 5,530 |
| Kentwood town, LA | 2,198 |
| Killian town, LA | 1,206 |
| Kraemer, LA | 934 |
| Labadieville, LA | 1,854 |
| Lafourche Crossing, LA | 2,002 |
| Lemannville, LA | 860 |
| Livingston Parish rural, LA | 104,219 |
| Livingston town, LA | 1,769 |
| Livonia town, LA | 1,442 |
| Lutcher town, LA | 3,559 |
| Lydia, LA | 952 |
| Maringouin town, LA | 1,098 |
| Melville town, LA | 1,041 |
| Merrydale, LA | 9,772 |
| Monticello, LA | 5,172 |
| Montpelier village, LA | 266 |
| Moonshine, LA | 194 |
| Morgan City, LA | 12,404 |
| Morganza village, LA | 610 |
| Napoleonville village, LA | 660 |
| Natalbany, LA | 2,984 |
| New Roads, LA | 4,831 |
| North Vacherie, LA | 2,346 |
| Norwood village, LA | 322 |
| Oak Hills Place, LA | 8,195 |
| Old Jefferson, LA | 6,980 |
| Paincourtville, LA | 911 |
| Patterson, LA | 6,112 |
| Paulina, LA | 1,178 |
| Pierre Part, LA | 3,169 |
| Plaquemine, LA | 7,119 |
| Pleasure Bend, LA | 250 |
| Pointe Coupee Parish rural, LA | 14,101 |
| Ponchatoula, LA | 6,559 |
| Port Allen, LA | 5,180 |
| Port Vincent village, LA | 741 |
| Prairieville, LA | 26,895 |
| Romeville, LA | 130 |
| Rosedale village, LA | 793 |
| Roseland town, LA | 1,123 |
| Schriever, LA | 6,853 |
| Shenandoah, LA | 18,399 |
| Simmesport town, LA | 2,161 |
| Siracusaville, LA | 422 |
| Slaughter town, LA | 997 |
| Sorrel, LA | 766 |
| Sorrento town, LA | 1,401 |
| South Vacherie, LA | 3,642 |
| Springfield town, LA | 487 |
| St. Francisville town, LA | 1,765 |
| St. Gabriel, LA | 6,677 |
| St. Helena Parish rural, LA | 10,219 |
| St. James, LA | 828 |
| St. James Parish rural, LA | 1,238 |
| St. Mary Parish rural, LA | 10,679 |
| Supreme, LA | 1,052 |
| Tangipahoa Parish rural, LA | 80,966 |
| Tangipahoa village, LA | 748 |
| Thibodaux, LA | 14,566 |
| Tickfaw village, LA | 694 |
| Union, LA | 892 |
| Ventress, LA | 890 |
| Village St. George, LA | 7,104 |
| Walker town, LA | 6,138 |
| Wallace, LA | 671 |
| Watson, LA | 1,047 |
| Welcome, LA | 800 |
| West Baton Rouge Parish rural, LA | 10,234 |
| West Feliciana Parish rural, LA | 13,860 |
| Westminster, LA | 3,008 |
| White Castle town, LA | 1,883 |
| Wilson village, LA | 595 |
| Zachary, LA | 14,960 |
| Amite County rural, MS | 11,443 |
| Centreville town, MS | 1,684 |
| Crosby town, MS | 318 |
| Gloster town, MS | 960 |
| Liberty town, MS | 728 |
| Magnolia, MS | 2,420 |
| Osyka town, MS | 440 |
| Pike County rural, MS | 23,049 |
| Wilkinson County rural, MS | 6,780 |
| Woodville town, MS | 1,096 |
| | |
| Total | 1,155,922 |
