| Rank | Average Family Size ▼ | School District / Population |
| 1. | 4.05 | Drew School District / 7,648 |
| 2. | 3.97 | Yazoo City Municipal School District / 11,645 |
| 3. | 3.95 | Indianola School District / 11,774 |
| 4. | 3.89 | South Delta School District / 6,276 |
| 5. | 3.88 | Claiborne County School District / 9,928 |
| 6. | 3.85 | Durant Public School District / 2,708 |
| 7. | 3.82 | West Tallahatchie School / 7,307 |
| 8. | 3.80 | Leflore County School District / 16,199 |
| 9. | 3.78 | Sunflower County School District / 11,082 |
| 10. | 3.76 | Greenwood Public School District / 16,910 |
| 11. | 3.72 | Greenville Public School District / 32,273 |
| 12. | 3.69 | Mound Bayou Public School / 2,592 |
| 13. | 3.68 | Leake County School District / 23,547 |
| 14. | 3.68 | East Tallahatchie School District / 7,963 |
| 15. | 3.67 | Holmes County School District / 16,889 |
| 16. | 3.67 | Copiah County School District / 18,624 |
| 17. | 3.67 | West Bolivar School District / 4,316 |
| 18. | 3.66 | Tunica County School District / 10,817 |
| 19. | 3.64 | Humphreys County School District / 9,610 |
| 20. | 3.62 | Winona Separate School District / 5,486 |
| 21. | 3.60 | Clarksdale Municipal School District / 18,276 |
| 22. | 3.58 | Natchez-Adams School District / 32,659 |
| 23. | 3.57 | Coahoma County School District / 8,405 |
| 24. | 3.57 | Walthall County School District / 15,530 |
| 25. | 3.56 | Amite County School District / 13,318 |
| 26. | 3.56 | Jackson Public School District / 171,074 |
| 27. | 3.56 | Noxubee County School District / 11,747 |
| 28. | 3.55 | Yazoo County School District / 16,757 |
| 29. | 3.54 | Pontotoc City Schools / 12,060 |
| 30. | 3.51 | Union Public School District / 4,054 |
| 31. | 3.50 | Alcorn School District / 22,124 |
| 32. | 3.49 | North Pike School District / 10,912 |
| 33. | 3.49 | Neshoba County School District / 21,486 |
| 34. | 3.47 | Cleveland School District / 20,163 |
| 35. | 3.47 | South Panola School District / 23,440 |
| 36. | 3.47 | Franklin County School District / 8,130 |
| 37. | 3.46 | Columbia School District / 11,099 |
| 38. | 3.46 | Scott County School District / 19,573 |
| 39. | 3.46 | Moss Point School District / 21,992 |
| 40. | 3.45 | Houston School District / 9,895 |
| 41. | 3.44 | Benton County School District / 8,652 |
| 42. | 3.44 | Kosciusko School District / 11,621 |
| 43. | 3.43 | Forest Municipal School District / 8,607 |
| 44. | 3.43 | Marshall County School District / 24,415 |
| 45. | 3.42 | Pontotoc County Schools / 17,463 |
| 46. | 3.40 | Attala County School District / 7,924 |
| 47. | 3.40 | Holly Springs School District / 12,587 |
| 48. | 3.38 | East Jasper School District / 7,417 |
| 49. | 3.38 | Petal School District / 19,960 |
| 50. | 3.37 | Jackson County School District / 46,850 |
| 51. | 3.37 | North Panola School District / 11,342 |
| 52. | 3.37 | Laurel School District / 17,900 |
| 53. | 3.36 | Pascagoula Separate School District / 40,119 |
| 54. | 3.36 | Pass Christian Public School District / 9,542 |
| 55. | 3.36 | Shaw School District / 3,501 |
| 56. | 3.35 | Harrison County School District / 83,590 |
| 57. | 3.35 | Benoit School District / 1,314 |
| 58. | 3.35 | Leland School District / 6,879 |
| 59. | 3.34 | South Pike School District / 12,097 |
| 60. | 3.34 | Hazlehurst City School District / 10,897 |
| 61. | 3.34 | North Bolivar School District / 3,177 |
| 62. | 3.33 | Marion County School District / 15,659 |
| 63. | 3.32 | Hollandale School District / 3,835 |
| 64. | 3.31 | Quitman County School District / 8,551 |
| 65. | 3.31 | Gulfport School District / 35,224 |
| 66. | 3.30 | Hinds County School District / 46,365 |
| 67. | 3.30 | Smith County School District / 16,443 |
| 68. | 3.30 | Covington County School District / 19,557 |
| 69. | 3.30 | Jefferson County School District / 7,970 |
| 70. | 3.29 | Philadelphia Public School District / 6,664 |
| 71. | 3.28 | Oxford School District / 32,358 |
| 72. | 3.28 | Tate County School District / 19,012 |
| 73. | 3.27 | Chickasaw County School District / 3,087 |
| 74. | 3.26 | Canton Public School District / 19,847 |
| 75. | 3.26 | Forrest County Schools / 17,670 |
| 76. | 3.25 | Senatobia Municipal School District / 9,186 |
| 77. | 3.25 | Madison County School District / 72,140 |
| 78. | 3.25 | McComb School District / 17,275 |
| 79. | 3.25 | Hancock County School District / 27,201 |
| 80. | 3.25 | Vicksburg Warren School District / 48,890 |
| 81. | 3.24 | Western Line School District / 9,882 |
| 82. | 3.24 | Louisville Municipal School District / 19,378 |
| 83. | 3.24 | West Jasper School District / 9,966 |
| 84. | 3.24 | Ocean Springs School District / 28,121 |
| 85. | 3.24 | Columbus Municipal School District / 33,268 |
| 86. | 3.24 | Hattiesburg Public School District / 39,258 |
| 87. | 3.24 | DeSoto County School District / 154,715 |
| 88. | 3.21 | Lumberton Public School District / 5,467 |
| 89. | 3.20 | Biloxi Public School District / 37,766 |
| 90. | 3.20 | George County School District / 22,061 |
| 91. | 3.20 | Water Valley School District / 6,963 |
| 92. | 3.20 | Clinton Public School District / 28,628 |
| 93. | 3.19 | Pearl River County School District / 16,447 |
| 94. | 3.18 | New Albany Public Schools / 10,488 |
| 95. | 3.18 | Jefferson Davis County School District / 12,666 |
| 96. | 3.17 | Picayune School District / 24,193 |
| 97. | 3.17 | Richton School District / 3,576 |
| 98. | 3.17 | Lamar County School District / 46,562 |
| 99. | 3.16 | Lawrence County School District / 13,016 |
| 100. | 3.16 | Long Beach School District / 15,669 |
| 101. | 3.16 | Union County School District / 16,434 |
| 102. | 3.15 | Booneville School District / 6,829 |
| 103. | 3.15 | Calhoun County School District / 14,945 |
| 104. | 3.15 | Rankin County School District / 114,773 |
| 105. | 3.15 | Coffeeville School District / 5,906 |
| 106. | 3.14 | Lafayette County School District / 13,501 |
| 107. | 3.14 | West Point School District / 18,494 |
| 108. | 3.14 | Lee County School District / 36,637 |
| 109. | 3.13 | Simpson County School District / 27,575 |
| 110. | 3.12 | Wilkinson County School District / 10,070 |
| 111. | 3.10 | Oktibbeha County School District / 13,077 |
| 112. | 3.10 | Newton Municipal School / 6,802 |
| 113. | 3.10 | Pearl Public School District / 23,750 |
| 114. | 3.10 | Prentiss County School District / 15,230 |
| 115. | 3.09 | Carroll County School District / 10,608 |
| 116. | 3.09 | Choctaw County School District / 8,680 |
| 117. | 3.09 | Jones County School District / 49,244 |
| 118. | 3.08 | Corinth School District / 14,584 |
| 119. | 3.08 | Lincoln County School District / 16,030 |
| 120. | 3.08 | Bay St. Louis School District / 14,645 |
| 121. | 3.08 | Amory School District / 9,641 |
| 122. | 3.07 | Newton County School District / 12,367 |
| 123. | 3.07 | Starkville School District / 33,452 |
| 124. | 3.05 | Nettleton School District / 7,373 |
| 125. | 3.05 | Brookhaven School District / 18,592 |
| 126. | 3.05 | Webster County School District / 10,139 |
| 127. | 3.04 | Tishomingo County Schools / 19,535 |
| 128. | 3.04 | Enterprise School District / 3,984 |
| 129. | 3.03 | Lauderdale County School District / 38,478 |
| 130. | 3.03 | Clay County School District / 2,389 |
| 131. | 3.02 | Aberdeen School District / 10,536 |
| 132. | 3.02 | Tupelo Public School District / 38,669 |
| 133. | 3.01 | Kemper County School District / 10,470 |
| 134. | 3.01 | Lowndes County School District / 26,214 |
| 135. | 3.01 | Poplarville Separate School District / 13,777 |
| 136. | 2.99 | Baldwyn School District / 5,806 |
| 137. | 2.99 | Meridian Public School District / 40,927 |
| 138. | 2.97 | Quitman School District / 12,824 |
| 139. | 2.95 | Itawamba County School District / 23,329 |
| 140. | 2.95 | Okolona Separate School District / 4,959 |
| 141. | 2.94 | Perry County Schools / 8,667 |
| 142. | 2.93 | Greene County School District / 14,009 |
| 143. | 2.93 | South Tippah School District / 14,958 |
| 144. | 2.93 | Grenada School District / 22,169 |
| 145. | 2.92 | Wayne County School District / 20,971 |
| 146. | 2.90 | North Tippah School District / 7,035 |
| 147. | 2.86 | Monroe County School District / 13,166 |
| 148. | 2.81 | Stone County School District / 16,923 |
| 149. | 2.78 | Montgomery County School District / 5,652 |
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.
*ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
