| Rank | Average Household Size ▼ | School District / Population |
| 1. | 3.71 | Fort Campbell Dependent Schools / 14,079 |
| 2. | 3.36 | Williamstown Independent School District / 3,830 |
| 3. | 3.25 | Fort Knox Dependent Schools / 11,447 |
| 4. | 3.13 | Name N/A / 2,240 |
| 4. | 3.13 | Anchorage Independent School District / 2,240 |
| 6. | 2.96 | Walton-Verona Independent School District / 5,990 |
| 7. | 2.92 | Oldham County School District / 61,711 |
| 8. | 2.86 | Grant County School District / 20,837 |
| 9. | 2.82 | Beechwood Independent School District / 6,136 |
| 10. | 2.80 | Science Hill Independent School District / 2,234 |
| 10. | 2.80 | Pulaski County School District for Science Hill ISD / 2,234 |
| 12. | 2.79 | Gallatin County School District / 8,554 |
| 13. | 2.77 | Boone County School District / 117,040 |
| 14. | 2.76 | Silver Grove Independent School District / 1,652 |
| 15. | 2.76 | Ohio County School District / 23,956 |
| 16. | 2.75 | Spencer County School District / 17,419 |
| 17. | 2.73 | Nelson County School District / 31,195 |
| 18. | 2.73 | Kenton County School District / 101,128 |
| 19. | 2.72 | Meade County School District / 25,180 |
| 20. | 2.71 | Breckinridge County School District / 18,600 |
| 21. | 2.70 | Todd County School District / 12,499 |
| 22. | 2.70 | Bath County School District / 11,870 |
| 23. | 2.70 | Pendleton County School District / 14,642 |
| 24. | 2.68 | Whitley County School District / 20,726 |
| 25. | 2.68 | Bullitt County School District / 76,093 |
| 26. | 2.67 | Knott County School District / 16,139 |
| 27. | 2.67 | Powell County School District / 12,552 |
| 28. | 2.67 | Shelby County School District / 43,581 |
| 29. | 2.66 | Barren County School District / 26,977 |
| 30. | 2.65 | Lawrence County School District / 15,850 |
| 31. | 2.65 | Corbin Independent School District / 10,328 |
| 32. | 2.64 | Owsley County School District / 4,686 |
| 33. | 2.63 | Jessamine County School District / 49,601 |
| 34. | 2.63 | Raceland-Worthington Independent School District / 4,788 |
| 35. | 2.62 | Name N/A / 10,625 |
| 36. | 2.62 | Magoffin County School District / 13,076 |
| 37. | 2.62 | Larue County School District / 14,149 |
| 38. | 2.62 | Lewis County School District / 13,848 |
| 39. | 2.62 | Dayton Independent School District / 5,498 |
| 40. | 2.61 | Bourbon County School District / 14,349 |
| 41. | 2.61 | Scott County School District / 49,167 |
| 42. | 2.61 | Fleming County School District / 14,505 |
| 43. | 2.61 | Bracken County School District / 7,044 |
| 44. | 2.60 | Webster County School District / 13,454 |
| 45. | 2.60 | Hardin County School District / 87,660 |
| 46. | 2.60 | Hart County School District / 15,718 |
| 47. | 2.60 | McCreary County School District / 18,073 |
| 48. | 2.60 | Perry County School District / 23,214 |
| 49. | 2.60 | Grayson County School District / 25,934 |
| 50. | 2.60 | Greenup County School District / 19,453 |
| 51. | 2.59 | Boyle County School District / 15,444 |
| 52. | 2.59 | Leslie County School District / 11,128 |
| 53. | 2.59 | West Point Independent School District / 997 |
| 53. | 2.59 | Elizabethtown Independent School District for West Point ISD / 997 |
| 55. | 2.59 | Clinton County School District / 10,192 |
| 56. | 2.59 | Simpson County School District / 17,551 |
| 57. | 2.59 | Campbell County School District / 42,589 |
| 58. | 2.58 | Montgomery County School District / 26,983 |
| 59. | 2.58 | Mayfield Independent School District / 9,642 |
| 60. | 2.58 | Anderson County School District / 21,664 |
| 61. | 2.58 | Graves County School District / 27,809 |
| 62. | 2.57 | Henry County School District / 12,299 |
| 63. | 2.57 | Mason County School District / 17,398 |
| 64. | 2.57 | Menifee County School District / 6,337 |
| 65. | 2.57 | Cloverport Independent School District / 1,476 |
| 66. | 2.57 | Johnson County School District / 19,723 |
| 67. | 2.57 | Boyd County School District / 23,871 |
| 68. | 2.57 | Muhlenberg County School District / 31,391 |
| 69. | 2.57 | Martin County School District / 12,750 |
| 70. | 2.56 | Clay County School District / 21,446 |
| 71. | 2.56 | Daviess County School District / 67,692 |
| 72. | 2.56 | Woodford County School District / 25,151 |
| 73. | 2.55 | Wayne County School District / 20,728 |
| 74. | 2.55 | Carroll County School District / 10,871 |
| 75. | 2.55 | Taylor County School District / 16,219 |
| 76. | 2.55 | Garrard County School District / 16,880 |
| 77. | 2.54 | Christian County School District / 60,380 |
| 78. | 2.54 | Hancock County School District / 8,654 |
| 79. | 2.54 | Washington County School District / 11,871 |
| 80. | 2.54 | Carter County School District / 27,439 |
| 81. | 2.54 | Bell County School District / 16,160 |
| 82. | 2.54 | Laurel County School District / 58,128 |
| 83. | 2.53 | Letcher County School District / 20,717 |
| 84. | 2.53 | Casey County School District / 16,002 |
| 85. | 2.53 | Marion County School District / 19,965 |
| 86. | 2.53 | Eminence Independent School District / 3,128 |
| 87. | 2.53 | Wolfe County School District / 7,273 |
| 88. | 2.53 | Estill County School District / 14,547 |
| 89. | 2.53 | Metcalfe County School District / 10,025 |
| 90. | 2.53 | Logan County School District / 21,118 |
| 91. | 2.52 | Harrison County School District / 18,643 |
| 92. | 2.52 | Livingston County School District / 9,443 |
| 93. | 2.52 | Knox County School District / 27,939 |
| 94. | 2.52 | McLean County School District / 9,510 |
| 95. | 2.51 | Madison County School District / 78,443 |
| 96. | 2.51 | Cumberland County School District / 6,829 |
| 97. | 2.51 | Lincoln County School District / 24,546 |
| 98. | 2.51 | Rockcastle County School District / 16,965 |
| 99. | 2.51 | Harlan County School District / 25,645 |
| 100. | 2.51 | Adair County School District / 19,032 |
| 101. | 2.50 | Warren County School District / 90,542 |
| 102. | 2.49 | Ballard County School District / 8,274 |
| 103. | 2.49 | Laurel County School District for East Bernstadt ISD / 1,407 |
| 103. | 2.49 | East Bernstadt Independent School District / 1,407 |
| 105. | 2.48 | Edmonson County School District / 12,137 |
| 106. | 2.48 | Jenkins Independent School District / 3,248 |
| 107. | 2.48 | Hopkins County School District / 44,153 |
| 108. | 2.48 | Allen County School District / 20,219 |
| 109. | 2.48 | Campbellsville Independent School District / 8,840 |
| 110. | 2.47 | Green County School District / 11,186 |
| 111. | 2.47 | Floyd County School District / 39,087 |
| 112. | 2.47 | Marshall County School District / 31,223 |
| 113. | 2.47 | Butler County School District / 12,797 |
| 114. | 2.46 | McCracken County School District / 45,772 |
| 115. | 2.46 | Owen County School District / 10,740 |
| 116. | 2.45 | Breathitt County School District / 12,647 |
| 117. | 2.45 | Rowan County School District / 23,485 |
| 118. | 2.45 | Pulaski County School District / 52,235 |
| 119. | 2.45 | Clark County School District / 35,633 |
| 120. | 2.45 | Trimble County School District / 8,816 |
| 121. | 2.45 | Ludlow Independent School District / 5,172 |
| 122. | 2.45 | Erlanger-Elsmere Independent School District / 16,495 |
| 123. | 2.44 | Morgan County School District / 13,522 |
| 124. | 2.44 | Harlan Independent School District / 3,099 |
| 125. | 2.44 | Russell Independent School District / 12,415 |
| 126. | 2.43 | Pike County School District / 57,377 |
| 127. | 2.43 | Nicholas County School District / 7,064 |
| 128. | 2.43 | Fort Thomas Independent School District / 16,203 |
| 129. | 2.43 | Elliott County School District / 7,781 |
| 130. | 2.42 | Mercer County School District / 18,396 |
| 131. | 2.42 | Union County School District / 15,192 |
| 132. | 2.42 | Russell County School District / 17,646 |
| 133. | 2.41 | Monroe County School District / 10,837 |
| 134. | 2.40 | Robertson County School District / 2,239 |
| 135. | 2.40 | Jefferson County School District / 749,245 |
| 136. | 2.40 | Carlisle County School District / 5,031 |
| 137. | 2.39 | Henderson County School District / 46,394 |
| 138. | 2.39 | Bardstown Independent School District / 13,059 |
| 139. | 2.39 | Caldwell County School District / 12,880 |
| 140. | 2.38 | Crittenden County School District / 9,254 |
| 141. | 2.37 | Name N/A / 3,747 |
| 141. | 2.37 | Southgate Independent School District / 3,747 |
| 143. | 2.37 | Berea Independent School District / 7,042 |
| 144. | 2.36 | Owensboro Independent School District / 29,939 |
| 145. | 2.36 | Calloway County School District / 27,479 |
| 146. | 2.35 | Burgin Independent School District / 2,915 |
| 147. | 2.35 | Fayette County School District / 304,473 |
| 148. | 2.35 | Jackson Independent School District / 1,016 |
| 149. | 2.34 | Newport Independent School District / 15,762 |
| 150. | 2.34 | Paris Independent School District / 5,623 |
| 151. | 2.34 | Jackson County School District / 13,370 |
| 152. | 2.34 | Trigg County School District / 14,277 |
| 153. | 2.34 | Elizabethtown Independent School District / 11,484 |
| 154. | 2.32 | Middlesboro Independent School District / 10,154 |
| 155. | 2.32 | Fulton County School District / 3,991 |
| 156. | 2.32 | Fairview Independent School District / 3,945 |
| 157. | 2.31 | Lee County School District / 7,681 |
| 158. | 2.31 | Caverna Independent School District / 5,850 |
| 159. | 2.31 | Fulton Independent School District / 2,559 |
| 160. | 2.30 | Hickman County School District / 4,790 |
| 161. | 2.30 | Bellevue Independent School District / 5,817 |
| 162. | 2.30 | Bowling Green Independent School District / 26,627 |
| 163. | 2.29 | Barbourville Independent School District / 2,839 |
| 164. | 2.29 | Franklin County School District / 45,043 |
| 165. | 2.29 | Augusta Independent School District / 1,415 |
| 166. | 2.27 | Dawson Springs Independent School District / 2,531 |
| 167. | 2.27 | Ashland Independent School District / 21,426 |
| 168. | 2.25 | Danville Independent School District / 13,706 |
| 169. | 2.25 | Williamsburg Independent School District / 5,582 |
| 170. | 2.25 | Pineville Independent School District / 1,920 |
| 171. | 2.23 | Murray Independent School District / 10,502 |
| 172. | 2.23 | Covington Independent School District / 32,984 |
| 173. | 2.22 | Glasgow Independent School District / 12,573 |
| 174. | 2.19 | Paintsville Independent School District / 3,667 |
| 175. | 2.18 | Hazard Independent School District / 5,047 |
| 176. | 2.18 | Pikeville Independent School District / 7,003 |
| 177. | 2.17 | Lyon County School District / 8,415 |
| 178. | 2.17 | Russellville Independent School District / 5,726 |
| 179. | 2.11 | Paducah Independent School District / 19,773 |
| 180. | 2.05 | Somerset Independent School District / 9,036 |
| 181. | 2.00 | Frankfort Independent School District / 4,466 |
Please note that we only rank locations with 'Average Household Size' data. The rank above might not be a complete list. Locations without 'Average Household Size' data are not listed.
