| Parish | Mary Landrieu | Suzanne Haik Terrell |
|---|---|---|
| Acadia, 0 of 65 | 414 | 659 |
| Allen, 1 of 34 | 72 | 108 |
| Ascension, 0 of 59 | 474 | 666 |
| Assumption, 0 of 23 | 89 | 101 |
| Avoyelles, 0 of 51 | 200 | 290 |
| Beauregard, 0 of 47 | 201 | 380 |
| Bienville, 0 of 29 | 155 | 126 |
| Bossier, 0 of 55 | 256 | 929 |
| Caddo, 0 of 152 | 0 | 0 |
| Calcasieu, 0 of 110 | 0 | 0 |
| Caldwell, 0 of 20 | 0 | 0 |
| Cameron, 11 of 15 | 910 | 859 |
| Catahoula, 0 of 34 | 0 | 0 |
| Claiborne, 0 of 37 | 114 | 147 |
| Concordia, 0 of 23 | 103 | 116 |
| DeSoto, 1 of 46 | 340 | 263 |
| East Baton Rouge, 0 of 298 | 0 | 0 |
| East Carroll, 0 of 19 | 55 | 96 |
| East Feliciana, 0 of 22 | 90 | 231 |
| Evangeline, 39 of 61 | 3,637 | 3,137 |
| Franklin, 0 of 33 | 148 | 379 |
| Grant, 0 of 23 | 116 | 175 |
| Iberia, 0 of 55 | 197 | 684 |
| Iberville, 4 of 44 | 1,197 | 338 |
| Jackson, 0 of 27 | 95 | 176 |
| Jefferson, 0 of 261 | 0 | 0 |
| Jefferson Davis, 0 of 45 | 181 | 303 |
| Lafayette, 0 of 111 | 598 | 2,051 |
| Lafourche, 0 of 66 | 318 | 571 |
| LaSalle, 0 of 29 | 88 | 253 |
| Lincoln, 0 of 45 | 278 | 540 |
| Livingston, 17 of 53 | 2,566 | 4,733 |
| Madison, 0 of 25 | 94 | 166 |
| Morehouse, 14 of 32 | 1,675 | 1,848 |
| Natchitoches, 0 of 54 | 0 | 0 |
| Orleans, 0 of 442 | 0 | 0 |
| Ouachita, 0 of 79 | 637 | 1,725 |
| Plaquemines, 0 of 25 | 0 | 0 |
| Pointe Coupee, 0 of 24 | 183 | 175 |
| Rapides, 0 of 106 | 662 | 1,404 |
| Red River, 0 of 20 | 89 | 97 |
| Richland, 0 of 23 | 101 | 219 |
| Sabine, 0 of 42 | 87 | 236 |
| St. Bernard, 0 of 41 | 0 | 0 |
| St. Charles, 1 of 46 | 177 | 310 |
| St. Helena, 0 of 15 | 127 | 74 |
| St. James, 14 of 28 | 2,222 | 1,044 |
| St. John the Baptist, 0 of 36 | 0 | 0 |
| St. Landry, 0 of 85 | 0 | 0 |
| St. Martin, 8 of 47 | 1,622 | 1,501 |
| St. Mary, 0 of 62 | 281 | 592 |
| St. Tammany, 0 of 131 | 0 | 0 |
| Tangipahoa, 0 of 80 | 496 | 868 |
| Tensas, 0 of 27 | 70 | 156 |
| Terrebonne, 2 of 103 | 308 | 672 |
| Union, 0 of 46 | 0 | 0 |
| Vermilion, 0 of 62 | 264 | 450 |
| Vernon, 0 of 54 | 242 | 397 |
| Washington, 0 of 54 | 0 | 0 |
| Webster, 0 of 43 | 0 | 0 |
| West Baton Rouge, 0 of 19 | 0 | 0 |
| West Carroll, 0 of 18 | 46 | 134 |
| West Feliciana, 0 of 22 | 89 | 155 |
| Winn, 0 of 29 | 97 | 142 |