| Rank | Less than a High School Education Percentage ▼ | School District / Population |
| 1. | 62.4% | Gadsden Elementary District / 21,807 |
| 2. | 61.2% | Paloma School District / 84 |
| 3. | 55.0% | Isaac Elementary District / 48,204 |
| 4. | 54.6% | Murphy Elementary District / 15,926 |
| 5. | 52.3% | Wenden Elementary District / 531 |
| 6. | 51.6% | Wilson Elementary District / 3,714 |
| 7. | 48.3% | Somerton Elementary District / 17,490 |
| 8. | 47.9% | Pinon Unified District / 5,695 |
| 9. | 47.4% | Eloy Elementary District / 7,725 |
| 10. | 46.7% | Aguila Elementary District / 725 |
| 11. | 46.2% | Walnut Grove Elementary District / 39 |
| 12. | 44.6% | Cartwright Elementary District / 128,204 |
| 13. | 43.1% | Redington Elementary District / 89 |
| 14. | 42.7% | Arlington Elementary District / 1,052 |
| 15. | 42.2% | Chinle Unified District / 18,513 |
| 16. | 40.4% | Nogales Unified District / 21,121 |
| 17. | 40.3% | Santa Cruz Valley Union High School District / 13,076 |
| 18. | 40.0% | Sentinel Elementary District / 61 |
| 19. | 38.4% | Tolleson Elementary District / 15,982 |
| 20. | 38.3% | Naco Elementary District / 1,461 |
| 21. | 38.0% | Sanders Unified District / 5,165 |
| 22. | 37.7% | Red Mesa Unified District / 8,289 |
| 23. | 37.6% | Ganado Unified District / 8,590 |
| 24. | 37.5% | McNary Elementary District / 549 |
| 25. | 37.0% | Alhambra Elementary District / 95,088 |
| 26. | 36.8% | San Carlos Unified District / 6,435 |
| 27. | 36.7% | Hyder Elementary District / 473 |
| 28. | 36.7% | Whiteriver Unified District / 12,027 |
| 29. | 36.6% | Roosevelt Elementary District / 103,933 |
| 30. | 36.4% | Phoenix Elementary District / 59,138 |
| 31. | 36.2% | Picacho Elementary District / 4,377 |
| 32. | 34.6% | Indian Oasis-Baboquivari Unified District / 6,492 |
| 33. | 34.6% | Kayenta Unified District / 10,959 |
| 34. | 34.1% | Douglas Unified District / 20,738 |
| 35. | 34.0% | Fowler Elementary District / 28,984 |
| 36. | 34.0% | Creighton Elementary District / 73,841 |
| 37. | 33.4% | Phoenix Union High School District / 700,904 |
| 38. | 33.0% | Tuba City Unified District / 16,275 |
| 39. | 33.0% | Sunnyside Unified District / 85,533 |
| 40. | 32.6% | Riverside Elementary District / 6,350 |
| 41. | 32.4% | Bowie Unified District / 474 |
| 42. | 32.1% | Solomon Elementary District / 2,783 |
| 43. | 32.0% | Mohawk Valley Elementary District / 1,309 |
| 44. | 31.6% | Name N/A / 2,268 |
| 45. | 31.2% | Stanfield Elementary District / 4,594 |
| 46. | 29.9% | Name N/A / 4,024 |
| 47. | 29.4% | Antelope Union High School District / 5,603 |
| 48. | 29.3% | Yuma Union High School District / 183,380 |
| 49. | 29.0% | Willcox Unified District / 7,579 |
| 50. | 28.9% | Gila Bend Unified District / 1,392 |
| 51. | 28.8% | Littlefield Unified District / 2,083 |
| 52. | 28.7% | Sacaton Elementary District / 6,817 |
| 53. | 28.0% | Wellton Elementary District / 3,821 |
| 54. | 27.9% | Glendale Elementary District / 109,689 |
| 55. | 27.8% | Skull Valley Elementary District / 335 |
| 56. | 27.8% | Colorado City Unified District / 5,076 |
| 57. | 27.7% | Parker Unified School District / 12,143 |
| 58. | 27.6% | Littleton Elementary District / 35,787 |
| 59. | 27.3% | Palo Verde Elementary District / 1,602 |
| 60. | 26.9% | Peach Springs Unified District / 470 |
| 61. | 26.8% | Holbrook Unified District / 10,594 |
| 62. | 26.8% | Tolleson Union High School District / 168,751 |
| 63. | 26.3% | Fort Thomas Unified District / 5,012 |
| 64. | 26.2% | Union Elementary District / 13,994 |
| 65. | 26.2% | Avondale Elementary District / 41,616 |
| 66. | 26.0% | Superior Unified School District / 3,596 |
| 67. | 26.0% | Bonita Elementary District / 1,196 |
| 68. | 24.7% | Ajo Unified District / 3,253 |
| 69. | 24.5% | Altar Valley Elementary District / 6,439 |
| 70. | 24.5% | Miami Unified District / 8,227 |
| 71. | 24.4% | Morristown Elementary District / 1,320 |
| 72. | 23.8% | Cedar Unified District / 9,579 |
| 73. | 23.7% | Mammoth-San Manuel Unified District / 6,807 |
| 74. | 23.3% | Yuma Elementary District / 102,481 |
| 75. | 23.3% | Topock Elementary District / 2,339 |
| 75. | 23.3% | Name N/A / 2,169,748 |
| 77. | 22.9% | Clifton Unified District / 1,899 |
| 78. | 22.7% | Hayden-Winkelman Unified District / 1,642 |
| 79. | 22.7% | Crane Elementary District / 41,602 |
| 80. | 22.5% | Bicentennial Union High School District / 7,912 |
| 81. | 22.4% | Window Rock Unified District / 11,691 |
| 82. | 22.3% | Salome Consolidated Elementary District / 1,328 |
| 83. | 22.2% | Ash Fork Joint Unified District / 1,086 |
| 84. | 22.0% | Ash Creek Elementary District / 1,109 |
| 85. | 21.8% | Winslow Unified District / 11,931 |
| 86. | 21.4% | Pendergast Elementary District / 74,004 |
| 87. | 21.2% | Valentine Elementary District / 194 |
| 88. | 20.9% | Buckeye Elementary District / 31,375 |
| 88. | 20.9% | Quartzsite Elementary District / 4,871 |
| 90. | 20.9% | Concho Elementary District / 1,768 |
| 91. | 20.7% | Page Unified District / 12,835 |
| 92. | 20.6% | Santa Cruz Valley Unified District / 18,100 |
| 93. | 20.6% | Laveen Elementary District / 34,100 |
| 94. | 20.6% | Glendale Union High School District / 361,673 |
| 95. | 20.6% | Bullhead City School District / 40,541 |
| 96. | 20.5% | Casa Grande Union High School District / 69,070 |
| 97. | 20.5% | Kingman Unified School District / 63,015 |
| 98. | 20.4% | Elfrida Elementary District / 1,228 |
| 98. | 20.4% | Balsz Elementary District / 29,825 |
| 100. | 20.4% | Florence Unified School District / 49,644 |
| 101. | 20.0% | Mobile Elementary District / 78 |
| 102. | 19.9% | Casa Grande Elementary District / 50,822 |
| 103. | 19.5% | Nadaburg Unified School District / 4,983 |
| 104. | 19.4% | Name N/A / 440 |
| 105. | 19.4% | Yucca Elementary District / 306 |
| 106. | 19.3% | Colorado River Union High School District / 62,309 |
| 107. | 19.2% | Flowing Wells Unified District / 30,647 |
| 108. | 19.1% | McNeal Elementary District / 307 |
| 109. | 19.1% | Cochise Elementary District / 372 |
| 110. | 18.6% | Osborn Elementary District / 42,426 |
| 111. | 18.5% | Coolidge Unified District / 30,027 |
| 112. | 18.5% | Camp Verde Unified District / 11,363 |
| 113. | 18.4% | Buckeye Union High School District / 52,309 |
| 114. | 18.2% | Tonto Basin Elementary District / 671 |
| 115. | 18.0% | Bouse Elementary District / 1,182 |
| 115. | 18.0% | Joseph City Unified District / 1,824 |
| 117. | 17.9% | Safford Unified District / 15,374 |
| 118. | 17.8% | Washington Elementary District / 251,984 |
| 119. | 17.6% | Globe Unified District / 10,795 |
| 120. | 17.5% | Ray Unified District / 5,200 |
| 121. | 17.2% | Round Valley Unified District / 9,327 |
| 122. | 17.1% | Valley Union High School District / 4,488 |
| 123. | 16.7% | San Simon Unified District / 643 |
| 124. | 16.4% | Mesa Unified District / 469,321 |
| 124. | 16.4% | Saddle Mountain Unified School District / 4,422 |
| 126. | 16.4% | Name N/A / 3,945 |
| 127. | 16.2% | Mohave Valley Elementary District / 19,429 |
| 128. | 16.0% | Tempe School District / 152,175 |
| 129. | 15.9% | Yarnell Elementary District / 1,119 |
| 130. | 15.8% | Clarkdale-Jerome Elementary District / 3,300 |
| 131. | 15.8% | Agua Fria Union High School District / 103,200 |
| 132. | 15.7% | Heber-Overgaard Unified District / 3,392 |
| 133. | 15.1% | Young Elementary School District / 462 |
| 134. | 14.9% | Bagdad Unified School District / 2,176 |
| 135. | 14.9% | Benson Unified School District / 7,265 |
| 136. | 14.9% | St. Johns Unified District / 3,821 |
| 137. | 14.9% | Name N/A / 1,945 |
| 138. | 14.7% | Williams Unified District / 5,186 |
| 139. | 14.7% | Hackberry School District / 866 |
| 140. | 14.6% | Tucson Unified District / 490,162 |
| 141. | 14.5% | Mingus Union High School District / 33,190 |
| 142. | 14.4% | Cottonwood-Oak Creek Elementary District / 29,890 |
| 143. | 14.2% | Double Adobe Elementary District / 556 |
| 144. | 14.0% | Tombstone Unified District / 6,578 |
| 145. | 14.0% | Hillside Elementary District / 71 |
| 146. | 13.9% | Fredonia-Moccasin Unified District / 2,093 |
| 147. | 13.7% | Bisbee Unified District / 7,595 |
| 148. | 13.6% | Mayer Unified District / 5,928 |
| 149. | 13.5% | Wickenburg Unified District / 8,749 |
| 150. | 13.2% | Pearce Elementary District / 2,151 |
| 151. | 13.2% | Beaver Creek Elementary District / 4,146 |
| 152. | 13.1% | Humboldt Unified District / 49,164 |
| 153. | 12.8% | Name N/A / 14,464 |
| 154. | 12.7% | Toltec Elementary District / 6,837 |
| 155. | 12.7% | Pima Unified District / 3,380 |
| 156. | 12.6% | Queen Creek Unified District / 19,481 |
| 157. | 12.4% | Name N/A / 11,927 |
| 158. | 12.4% | Dysart Unified District / 121,661 |
| 159. | 12.4% | Apache Junction Unified District / 54,316 |
| 160. | 12.3% | Liberty Elementary District / 18,280 |
| 161. | 12.3% | Duncan Unified District / 2,592 |
| 162. | 12.3% | Lake Havasu Unified District / 57,801 |
| 163. | 12.2% | Seligman Unified District / 636 |
| 164. | 12.1% | Congress Elementary District / 1,928 |
| 165. | 12.1% | Klondyke Elementary District / 45 |
| 166. | 12.1% | Name N/A / 63,745 |
| 167. | 11.8% | St. David Unified District / 4,342 |
| 168. | 11.5% | Snowflake Unified District / 11,371 |
| 169. | 11.3% | Show Low Unified District / 15,872 |
| 170. | 11.2% | J. O. Combs Unified School District / 15,014 |
| 171. | 11.1% | Chino Valley Unified District / 20,025 |
| 172. | 11.1% | Patagonia Elementary District / 892 |
| 173. | 11.0% | Peoria Unified School District / 205,352 |
| 174. | 11.0% | Alpine Elementary District / 460 |
| 175. | 10.9% | Red Rock Elementary District / 974 |
| 176. | 10.8% | Williamson Valley Elementary School District / 723 |
| 177. | 10.6% | Owens-Whitney Elementary District / 579 |
| 178. | 10.5% | Sierra Vista Unified District / 47,982 |
| 179. | 10.3% | Kirkland Elementary District / 862 |
| 180. | 10.2% | Blue Ridge Unified District / 16,494 |
| 180. | 10.2% | Thatcher Unified District / 6,990 |
| 182. | 9.8% | Tempe Union High School District / 315,198 |
| 183. | 9.8% | Madison Elementary District / 60,155 |
| 184. | 9.8% | Flagstaff Unified District / 87,017 |
| 185. | 9.7% | Litchfield Elementary District / 61,584 |
| 186. | 9.5% | Palominas Elementary District / 10,305 |
| 187. | 9.5% | Amphitheater Unified District / 140,997 |
| 188. | 9.5% | Payson Unified District / 20,548 |
| 189. | 9.1% | Sahuarita Unified District / 23,307 |
| 190. | 9.1% | Grand Canyon Unified District / 1,775 |
| 191. | 9.0% | Chandler Unified District / 212,123 |
| 192. | 9.0% | Name N/A / 3,658 |
| 193. | 9.0% | Santa Cruz Elementary District / 1,293 |
| 193. | 9.0% | Name N/A / 1,293 |
| 195. | 8.9% | Paradise Valley Unified District / 252,534 |
| 196. | 8.7% | Pomerene Elementary District / 958 |
| 197. | 8.7% | Marana Unified District / 86,821 |
| 198. | 8.6% | Canon Elementary District / 2,668 |
| 199. | 8.6% | Name N/A / 30,173 |
| 200. | 8.1% | Deer Valley Unified District / 222,295 |
| 201. | 8.0% | Maricopa Unified School District / 37,856 |
| 202. | 8.0% | Prescott Unified District / 58,322 |
| 203. | 8.0% | Chevelon Butte School District / 488 |
| 204. | 7.5% | Patagonia Union High School District / 2,036 |
| 205. | 6.4% | Sedona-Oak Creek Joint Unified District / 15,720 |
| 206. | 6.3% | Vernon Elementary District / 1,168 |
| 207. | 5.9% | Gilbert Unified District / 195,386 |
| 208. | 5.6% | Name N/A / 1,425 |
| 209. | 5.6% | Vail Unified District / 46,184 |
| 210. | 5.6% | Empire Elementary District / 251 |
| 211. | 5.4% | Continental Elementary District / 23,360 |
| 212. | 5.3% | Scottsdale Unified District / 240,032 |
| 213. | 5.2% | Pine Strawberry Elementary District / 2,525 |
| 214. | 5.0% | Sonoita Elementary District / 1,144 |
| 215. | 4.7% | Kyrene Elementary District / 163,023 |
| 215. | 4.7% | Morenci Unified District / 3,212 |
| 217. | 4.2% | Maine Consolidated School District / 937 |
| 218. | 4.2% | Higley Unified District / 55,581 |
| 219. | 4.2% | Tanque Verde Unified District / 12,340 |
| 220. | 4.0% | Name N/A / 11,507 |
| 220. | 4.0% | Oracle Elementary District / 11,507 |
| 222. | 3.2% | Fountain Hills Unified District / 25,193 |
| 223. | 3.0% | Fort Huachuca Accommodation District / 5,447 |
| 224. | 2.9% | Catalina Foothills Unified District / 34,025 |
| 225. | 2.4% | Cave Creek Unified District / 51,353 |
Please note that we only rank locations with 'Less than a High School Education Percentage' data. The rank above might not be a complete list. Locations without 'Less than a High School Education Percentage' 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.
