| Rank | City | 1990 Population | Growth Rate (Annual) |
|---|---|---|---|
| 1 | New Orleans | 496,938 | -1.1% |
| 2 | Baton Rouge | 222,342 | 0.1% |
| 3 | Shreveport | 198,402 | -0.4% |
| 4 | Lafayette | 102,529 | – |
| 5 | Kenner | 72,134 | – |
| 6 | Lake Charles | 71,508 | – |
| 7 | Monroe | 54,779 | – |
| 8 | Bossier City | 53,129 | – |
| 9 | Alexandria | 49,499 | – |
| 10 | New Iberia | 32,143 | – |
| 11 | Houma | 30,797 | – |
| 12 | Slidell | 24,991 | – |
| 13 | Ruston | 20,741 | – |
| 14 | Sulphur | 20,621 | – |
| 15 | Opelousas | 18,698 | – |
| 16 | Natchitoches | 17,264 | – |
| 17 | Gretna | 16,991 | – |
| 18 | Hammond | 16,822 | – |
| 19 | Pineville | 15,501 | – |
| 20 | Thibodaux | 14,770 | – |
| 21 | Morgan City | 14,646 | – |
| 22 | Bogalusa | 14,344 | – |
| 23 | Crowley | 14,235 | – |
| 24 | Bastrop | 14,024 | – |
| 25 | West Monroe | 13,992 | – |
| 26 | Minden | 13,821 | – |
| 27 | Baker | 13,777 | – |
| 28 | Abbeville | 12,081 | – |
| 29 | Jennings | 11,632 | – |
| 30 | Eunice | 11,284 | – |
| 31 | De Ridder | 10,584 | – |
| 32 | Westwego | 10,580 | – |
| 33 | Harahan | 9,927 | – |
| 34 | Zachary | 9,473 | – |
| 35 | Franklin | 9,207 | – |
| 36 | Ville Platte | 9,194 | – |
| 37 | Tallulah | 8,712 | – |
| 38 | Denham Springs | 8,595 | – |
| 39 | Rayne | 8,457 | – |
| 40 | Donaldsonville | 8,062 | – |
| 41 | Mandeville | 7,945 | – |
| 42 | Leesville | 7,937 | – |
| 43 | Covington | 7,894 | – |
| 44 | St. Martinville | 7,357 | – |
| 45 | Gonzales | 7,281 | – |
| 46 | Plaquemine | 7,095 | – |
| 47 | Breaux Bridge | 6,904 | – |
| 48 | Oakdale | 6,845 | – |
| 49 | Jeanerette | 6,545 | – |
| 50 | Winnfield | 6,277 | – |
| 51 | Winnsboro | 5,952 | – |
| 52 | Springhill | 5,872 | – |
| 53 | Port Allen | 5,858 | – |
| 54 | Marksville | 5,802 | – |
| 55 | Mansfield | 5,769 | – |
| 56 | Carencro | 5,722 | – |
| 57 | Grambling | 5,700 | – |
| 58 | Ponchatoula | 5,652 | – |
| 59 | Lake Providence | 5,525 | – |
| 60 | Kaplan | 5,398 | – |
| 61 | Scott | 5,324 | – |
| 62 | Bunkie | 5,267 | – |
| 63 | New Roads | 5,198 | – |
| 64 | Church Point | 5,171 | – |
| 65 | Patterson | 5,141 | – |
| 66 | Westlake | 4,983 | – |
| 67 | Vidalia | 4,931 | – |
| 68 | Rayville | 4,495 | – |
| 69 | Berwick | 4,448 | – |
| 70 | Jonesboro | 4,442 | – |
| 71 | Vivian | 4,299 | – |
| 72 | Amite City | 4,269 | – |
| 73 | Ferriday | 4,186 | – |
| 74 | Homer | 4,117 | – |
| 75 | Franklinton | 4,116 | – |
| 76 | Broussard | 3,939 | – |
| 77 | Lutcher | 3,933 | – |
| 78 | DeQuincy | 3,924 | – |
| 79 | Jackson | 3,900 | – |
| 80 | St. Gabriel | 3,854 | – |
| 81 | Walker | 3,846 | – |
| 82 | Mamou | 3,564 | – |
| 83 | Ball | 3,408 | – |
| 84 | Farmerville | 3,364 | – |
| 85 | Many | 3,312 | – |
| 86 | Welsh | 3,283 | – |
| 87 | Lake Arthur | 3,185 | – |
| 88 | Delhi | 3,177 | – |
| 89 | Arcadia | 3,127 | – |
| 90 | Vinton | 3,127 | – |
| 91 | New Llano | 2,998 | – |
| 92 | Haynesville | 2,916 | – |
| 93 | Jonesville | 2,745 | – |
| 94 | Gramercy | 2,658 | – |
| 95 | Jena | 2,637 | – |
| 96 | Baldwin | 2,550 | – |
| 97 | Iowa | 2,540 | – |
| 98 | Kentwood | 2,493 | – |
| 99 | Lockport | 2,482 | – |
| 100 | Erath | 2,459 | – |
In 1990, the largest city in Louisiana was New Orleans, with a population of 496,938. The second largest city is Baton Rouge, with a population of 222,342.
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