| Adams County | 1 | 2,554 | Natchez-Adams School District |
| Alcorn County | 2 | 5,626 | Alcorn School District, Corinth School District |
| Amite County | 1 | 914 | Amite County School District |
| Attala County | 2 | 2,925 | Kosciusko School District, Attala County Schools |
| Benton County | 1 | 909 | Benton County School District |
| Bolivar County | 3 | 4,415 | Cleveland School District, West Bolivar Consolidated School District, North Bolivar Consolidated School District |
| Calhoun County | 1 | 1,989 | Calhoun County School District |
| Carroll County | 1 | 734 | Carroll County School District |
| Chickasaw County | 2 | 2,709 | Chickasaw County School District, Okolona School District |
| Choctaw County | 1 | 1,233 | Choctaw County Schools |
| Claiborne County | 1 | 1,135 | Claiborne County Public Schools |
| Clarke County | 2 | 2,377 | Quitman School District, Enterprise |
| Clay County | 1 | 2,528 | West Point Consolidated School District |
| Coahoma County | 2 | 2,866 | Clarksdale Municipal School District, Coahoma County School District |
| Copiah County | 2 | 3,397 | Copiah County School District, Hazlehurst City School District |
| Covington County | 1 | 2,492 | Covington County School District |
| DeSoto County | 1 | 34,934 | DeSoto County School District |
| Forrest County | 4 | 10,857 | Petal School District, Hattiesburg, Forrest County School District, Forrest County Agricultural High School |
| Franklin County | 1 | 1,147 | Franklin County School District |
| George County | 1 | 4,049 | George County School District |
| Greene County | 1 | 1,621 | Greene County Schools |
| Grenada County | 1 | 3,863 | Grenada School District |
| Hancock County | 2 | 5,598 | Hancock School District, Bay Waveland School District |
| Harrison County | 5 | 30,519 | Harrison County School District, Gulfport School District, Biloxi Public School District, Long Beach School District, Pass Christian School District |
| Hinds County | 3 | 27,517 | Jackson Public Schools, Clinton Public School District, Hinds County School District |
| Holmes County | 1 | 2,300 | Holmes County Consolidated |
| Humphreys County | 1 | 1,130 | Humphreys County |
| Itawamba County | 1 | 3,275 | Itawamba County |
| Jackson County | 4 | 22,712 | Jackson County School District, Pascagoula-Gautier School District, Ocean Springs School District, Moss Point School District |
| Jasper County | 2 | 2,110 | West Jasper School District, East Jasper School District |
| Jefferson County | 1 | 1,083 | Jefferson County School District |
| Jefferson Davis County | 1 | 1,217 | Jeff Davis County School District |
| Jones County | 2 | 11,313 | Jones County School District, Laurel School District |
| Kemper County | 1 | 888 | Kemper County School District |
| Lafayette County | 2 | 7,617 | Oxford School District, Lafayette County |
| Lamar County | 1 | 10,318 | Lamar County School District |
| Lauderdale County | 2 | 10,325 | Lauderdale County School District, Meridian Public Schools |
| Lawrence County | 1 | 1,674 | Lawrence County School District |
| Leake County | 1 | 2,408 | Leake County School District |
| Lee County | 4 | 15,268 | Tupelo Public School District, Lee County, Nettleton School District, Baldwyn School District |
| Leflore County | 1 | 3,718 | Greenwood-Leflore Consolidated School District |
| Lincoln County | 2 | 5,220 | Lincoln County School District, Brookhaven School District |
| Lowndes County | 2 | 8,272 | Lowndes County School District, Columbus Municipal School District |
| Madison County | 2 | 16,068 | Madison County Schools, Canton Public Schools |
| Marion County | 2 | 3,433 | Marion County School District, Columbia School District |
| Marshall County | 2 | 3,762 | Marshall County School District, Holly Springs School District |
| Monroe County | 3 | 4,387 | Monroe County School District, Amory School District, Aberdeen School District |
| Montgomery County | 1 | 1,069 | Winona-Montgomery Consolidated School District |
| Neshoba County | 2 | 3,729 | Neshoba County Schools, Philadelphia Public School District |
| Newton County | 3 | 3,408 | Newton County School District, Union Public School District, Newton Municipal School District |
| Noxubee County | 1 | 1,321 | Noxubee County School District |
| Oktibbeha County | 1 | 4,880 | Starkville Oktibbeha Consolidated School District |
| Panola County | 2 | 5,323 | South Panola School District, North Panola |
| Pearl River County | 3 | 8,606 | Picayune School District, Pearl River County School District, Poplarville School District |
| Perry County | 2 | 1,433 | Perry County School District, Richton School District |
| Pike County | 3 | 5,717 | North Pike Schools, McComb School District, South Pike School District |
| Pontotoc County | 2 | 5,865 | Pontotoc County School District, Pontotoc City School District |
| Prentiss County | 2 | 3,513 | Prentiss County School District, Booneville School District |
| Quitman County | 1 | 835 | Quitman County School District |
| Rankin County | 2 | 22,454 | Rankin County School District, Pearl Public Schools |
| Scott County | 2 | 5,627 | Scott County School District, Forest Municipal School District |
| Sharkey County | 1 | 548 | South Delta School District |
| Simpson County | 1 | 2,797 | Simpson County School District |
| Smith County | 1 | 2,538 | Smith County School District |
| Stone County | 1 | 2,532 | Stone County School District |
| Sunflower County | 1 | 2,807 | Sunflower County Consolidated School District |
| Tallahatchie County | 2 | 1,345 | East Tallahatchie School District, West Tallahatchie School District |
| Tate County | 2 | 3,758 | Tate County School District, Senatobia Municipal School District |
| Tippah County | 2 | 3,623 | South Tippah School District, North Tippah School District |
| Tishomingo County | 1 | 2,844 | Tishomingo County School District |
| Tunica County | 1 | 1,598 | Tunica School District |
| Union County | 2 | 5,135 | Union County School District, New Albany Public Schools |
| Walthall County | 1 | 1,695 | Walthall County School District |
| Warren County | 1 | 6,610 | Vicksburg Warren School District |
| Washington County | 4 | 6,196 | Greenville Public School District, Western Line Schools, Leland School District, Hollandale School District |
| Wayne County | 1 | 2,977 | Wayne County School District |
| Webster County | 1 | 1,717 | Webster County Schools |
| Wilkinson County | 1 | 694 | Wilkinson County School District |
| Winston County | 1 | 2,413 | Louisville Municipal School District |
| Yalobusha County | 2 | 1,364 | Water Valley School District, Coffeeville School District |
| Yazoo County | 2 | 3,040 | Yazoo City Municipal School District, Yazoo County School District |