| Rank | Average Family Size ▼ | School District / Population |
| 1. | 3.42 | Yazoo City Municipal School District / 11,403 |
| 1. | 3.42 | Tunica County School District / 10,778 |
| 3. | 3.41 | West Tallahatchie School / 7,096 |
| 4. | 3.39 | Indianola School District / 11,488 |
| 5. | 3.37 | Sunflower County School District / 10,540 |
| 6. | 3.35 | Humphreys County School District / 9,375 |
| 6. | 3.35 | Clarksdale Municipal School District / 17,962 |
| 8. | 3.33 | Canton Public School District / 21,085 |
| 8. | 3.33 | Laurel School District / 18,063 |
| 8. | 3.33 | Leflore County School District / 16,094 |
| 11. | 3.32 | Holmes County School District / 16,525 |
| 12. | 3.31 | Durant Public School District / 2,673 |
| 13. | 3.30 | Forest Municipal School District / 8,482 |
| 13. | 3.30 | West Bolivar School District / 4,288 |
| 13. | 3.30 | Mound Bayou Public School / 2,542 |
| 16. | 3.28 | Coahoma County School District / 8,189 |
| 16. | 3.28 | Greenville Public School District / 31,563 |
| 18. | 3.27 | Benoit School District / 1,371 |
| 19. | 3.26 | Drew School District / 7,422 |
| 19. | 3.26 | Neshoba County School District / 21,739 |
| 19. | 3.26 | North Bolivar School District / 3,264 |
| 19. | 3.26 | Noxubee County School District / 11,545 |
| 23. | 3.25 | North Panola School District / 11,412 |
| 23. | 3.25 | Jackson Public School District / 169,340 |
| 25. | 3.24 | Quitman County School District / 8,223 |
| 26. | 3.23 | Hazlehurst City School District / 11,080 |
| 26. | 3.23 | South Delta School District / 6,156 |
| 28. | 3.21 | Leake County School District / 23,805 |
| 28. | 3.21 | North Pike School District / 10,526 |
| 28. | 3.21 | Tate County School District / 19,143 |
| 31. | 3.20 | Hollandale School District / 3,750 |
| 31. | 3.20 | George County School District / 22,578 |
| 31. | 3.20 | Leland School District / 6,009 |
| 31. | 3.20 | South Panola School District / 23,295 |
| 35. | 3.19 | Scott County School District / 19,782 |
| 35. | 3.19 | DeSoto County School District / 161,252 |
| 35. | 3.19 | Holly Springs School District / 12,076 |
| 38. | 3.18 | Wilkinson County School District / 9,878 |
| 38. | 3.18 | Claiborne County School District / 9,604 |
| 40. | 3.17 | East Tallahatchie School District / 8,282 |
| 40. | 3.17 | Senatobia Municipal School District / 9,743 |
| 42. | 3.16 | Greenwood Public School District / 16,223 |
| 43. | 3.15 | Copiah County School District / 18,369 |
| 43. | 3.15 | Chickasaw County School District / 2,623 |
| 45. | 3.14 | Walthall County School District / 15,443 |
| 45. | 3.14 | Covington County School District / 19,568 |
| 45. | 3.14 | Petal School District / 19,483 |
| 45. | 3.14 | Pontotoc County Schools / 17,766 |
| 45. | 3.14 | Yazoo County School District / 16,662 |
| 45. | 3.14 | Jackson County School District / 49,652 |
| 45. | 3.14 | Houston School District / 9,902 |
| 52. | 3.13 | Marion County School District / 16,230 |
| 52. | 3.13 | Stone County School District / 17,786 |
| 54. | 3.12 | Simpson County School District / 27,503 |
| 54. | 3.12 | Pearl River County School District / 17,590 |
| 54. | 3.12 | Greene County School District / 14,400 |
| 54. | 3.12 | South Pike School District / 12,598 |
| 54. | 3.12 | Marshall County School District / 25,068 |
| 54. | 3.12 | Newton County School District / 12,692 |
| 60. | 3.11 | Lee County School District / 37,543 |
| 60. | 3.11 | Shaw School District / 3,388 |
| 60. | 3.11 | Kemper County School District / 10,456 |
| 60. | 3.11 | Lincoln County School District / 16,246 |
| 60. | 3.11 | Harrison County School District / 86,048 |
| 60. | 3.11 | Smith County School District / 16,491 |
| 66. | 3.10 | Okolona Separate School District / 5,210 |
| 66. | 3.10 | Pascagoula Separate School District / 39,629 |
| 66. | 3.10 | Kosciusko School District / 11,585 |
| 66. | 3.10 | Forrest County Schools / 19,408 |
| 66. | 3.10 | Pontotoc City Schools / 12,191 |
| 66. | 3.10 | Jefferson County School District / 7,726 |
| 66. | 3.10 | Hinds County School District / 46,830 |
| 66. | 3.10 | Madison County School District / 74,118 |
| 66. | 3.10 | McComb School District / 17,280 |
| 75. | 3.09 | Perry County Schools / 8,511 |
| 75. | 3.09 | Richton School District / 3,739 |
| 75. | 3.09 | Clinton Public School District / 29,115 |
| 75. | 3.09 | Aberdeen School District / 9,723 |
| 75. | 3.09 | Cleveland School District / 19,292 |
| 75. | 3.09 | South Tippah School District / 15,041 |
| 75. | 3.09 | Ocean Springs School District / 29,254 |
| 75. | 3.09 | Western Line School District / 9,981 |
| 75. | 3.09 | Meridian Public School District / 41,148 |
| 75. | 3.09 | Lumberton Public School District / 5,363 |
| 75. | 3.09 | Philadelphia Public School District / 6,524 |
| 86. | 3.08 | Union County School District / 16,243 |
| 86. | 3.08 | Vicksburg Warren School District / 48,773 |
| 86. | 3.08 | Columbia School District / 10,858 |
| 86. | 3.08 | Benton County School District / 8,729 |
| 86. | 3.08 | West Point School District / 18,091 |
| 86. | 3.08 | Nettleton School District / 6,845 |
| 86. | 3.08 | New Albany Public Schools / 10,891 |
| 86. | 3.08 | Winona Separate School District / 5,439 |
| 86. | 3.08 | Wayne County School District / 20,747 |
| 95. | 3.07 | North Tippah School District / 7,191 |
| 95. | 3.07 | Poplarville Separate School District / 13,286 |
| 95. | 3.07 | Lamar County School District / 49,650 |
| 95. | 3.07 | Lowndes County School District / 26,876 |
| 95. | 3.07 | Pearl Public School District / 23,844 |
| 100. | 3.06 | Moss Point School District / 21,133 |
| 100. | 3.06 | West Jasper School District / 10,140 |
| 100. | 3.06 | Attala County School District / 7,979 |
| 100. | 3.06 | Louisville Municipal School District / 19,198 |
| 100. | 3.06 | Picayune School District / 23,631 |
| 100. | 3.06 | Tupelo Public School District / 39,550 |
| 100. | 3.06 | Newton Municipal School / 6,560 |
| 100. | 3.06 | Franklin County School District / 8,118 |
| 108. | 3.05 | Water Valley School District / 6,936 |
| 108. | 3.05 | Rankin County School District / 117,773 |
| 108. | 3.05 | Jones County School District / 49,698 |
| 108. | 3.05 | Lawrence County School District / 12,929 |
| 108. | 3.05 | Union Public School District / 3,881 |
| 108. | 3.05 | Jefferson Davis County School District / 12,487 |
| 114. | 3.04 | Long Beach School District / 15,924 |
| 114. | 3.04 | Brookhaven School District / 18,623 |
| 114. | 3.04 | Enterprise School District / 3,967 |
| 117. | 3.03 | Columbus Municipal School District / 32,903 |
| 117. | 3.03 | Grenada School District / 21,906 |
| 117. | 3.03 | East Jasper School District / 6,922 |
| 117. | 3.03 | Oktibbeha County School District / 12,083 |
| 117. | 3.03 | Monroe County School District / 13,899 |
| 117. | 3.03 | Pass Christian Public School District / 10,082 |
| 123. | 3.02 | Webster County School District / 10,253 |
| 123. | 3.02 | Hancock County School District / 28,715 |
| 123. | 3.02 | Hattiesburg Public School District / 38,460 |
| 126. | 3.01 | Amite County School District / 13,131 |
| 126. | 3.01 | Gulfport School District / 36,832 |
| 126. | 3.01 | Amory School District / 9,652 |
| 126. | 3.01 | Baldwyn School District / 5,418 |
| 126. | 3.01 | Lauderdale County School District / 39,113 |
| 131. | 3.00 | Choctaw County School District / 8,547 |
| 131. | 3.00 | Alcorn School District / 22,390 |
| 133. | 2.99 | Booneville School District / 6,170 |
| 133. | 2.99 | Biloxi Public School District / 38,219 |
| 133. | 2.99 | Itawamba County School District / 23,401 |
| 133. | 2.99 | Calhoun County School District / 14,962 |
| 133. | 2.99 | Clay County School District / 2,543 |
| 138. | 2.98 | Natchez-Adams School District / 32,297 |
| 138. | 2.98 | Quitman School District / 12,765 |
| 140. | 2.97 | Prentiss County School District / 16,032 |
| 141. | 2.95 | Coffeeville School District / 5,742 |
| 141. | 2.95 | Bay St. Louis School District / 14,769 |
| 141. | 2.95 | Lafayette County School District / 14,930 |
| 144. | 2.94 | Carroll County School District / 10,597 |
| 144. | 2.94 | Corinth School District / 14,667 |
| 146. | 2.93 | Montgomery County School District / 5,486 |
| 147. | 2.92 | Starkville School District / 35,588 |
| 147. | 2.92 | Oxford School District / 32,421 |
| 147. | 2.92 | Tishomingo County Schools / 19,593 |
Please note that we only rank locations with 'Average Family Size' data. The rank above might not be a complete list. Locations without 'Average Family Size' data are not listed.
