| Rank | House Built in 1959 or Earlier Percentage ▼ | School District / Population |
| 1. | 82.7% | Prairie School District RE-11 / 600 |
| 2. | 76.6% | Pritchett School District RE-3 / 374 |
| 3. | 71.0% | Julesburg School District RE-1 / 1,638 |
| 4. | 68.3% | Frenchman School District RE-3 / 1,079 |
| 5. | 68.1% | Platte Valley School District RE-3 / 724 |
| 6. | 68.0% | Lone Star School District 101 / 158 |
| 7. | 66.7% | Campo School District RE-6 / 349 |
| 7. | 66.7% | Branson Reorganized School District 82 / 248 |
| 9. | 65.6% | Fowler School District R-4J / 2,169 |
| 10. | 62.6% | Trinidad School District 1 / 10,304 |
| 11. | 62.4% | McClave School District RE-2 / 712 |
| 12. | 61.9% | Englewood School District 1 / 26,468 |
| 13. | 61.7% | Woodlin School District R-104 / 286 |
| 14. | 61.3% | Plateau School District RE-5 / 693 |
| 15. | 60.9% | Haxtun School District RE-2J / 1,677 |
| 16. | 60.6% | Hi-Plains School District R-23 / 432 |
| 17. | 60.3% | Arriba-Flagler School District C-20 / 1,228 |
| 18. | 59.2% | Sargent School District RE-33J / 1,231 |
| 19. | 59.1% | Karval School District RE-23 / 351 |
| 20. | 58.2% | Pawnee School District RE-12 / 605 |
| 21. | 58.1% | East Otero School District R-1 / 8,718 |
| 22. | 58.0% | Manitou Springs School District 14 / 8,286 |
| 23. | 57.7% | Crowley County School District RE-1-J / 6,000 |
| 24. | 57.5% | Manzanola School District 3J / 1,174 |
| 25. | 57.4% | Holly School District RE-3 / 1,291 |
| 26. | 57.3% | Genoa-Hugo School District C-113 / 1,214 |
| 27. | 57.3% | Rocky Ford School District R-2 / 5,380 |
| 28. | 56.9% | Eads School District RE-1 / 1,272 |
| 29. | 56.8% | Akron School District R-1 / 2,519 |
| 30. | 56.7% | Kim Reorganized School District 88 / 496 |
| 31. | 56.0% | Centennial School District R-1 / 1,645 |
| 32. | 54.3% | Las Animas School District RE-1 / 5,269 |
| 33. | 54.3% | Springfield School District RE-4 / 1,883 |
| 34. | 53.9% | Kit Carson School District R-1 / 319 |
| 35. | 51.9% | Wiley School District RE-13-JT / 1,066 |
| 36. | 51.9% | Buffalo School District RE-4 / 1,042 |
| 37. | 51.6% | Otis School District R-3 / 944 |
| 38. | 51.5% | Aguilar Reorganized School District 6 / 1,164 |
| 39. | 50.6% | Liberty School District J-4 / 506 |
| 40. | 50.1% | Big Sandy School District 100J / 1,822 |
| 41. | 50.1% | Wray School District RD-2 / 3,995 |
| 42. | 49.3% | Holyoke School District RE-1J / 3,009 |
| 43. | 49.1% | Arickaree School District R-2 / 665 |
| 44. | 49.1% | Lake County School District R-1 / 8,025 |
| 45. | 49.0% | Huerfano School District RE-1 / 6,252 |
| 46. | 49.0% | Valley School District RE-1 / 18,007 |
| 47. | 47.8% | Cheraw School District 31 / 658 |
| 48. | 47.3% | Pueblo City School District 60 / 106,044 |
| 49. | 47.2% | Cheyenne County School District RE-5 / 1,303 |
| 49. | 47.2% | Denver County School District 1 / 582,447 |
| 51. | 47.0% | Yuma School District 1 / 4,516 |
| 52. | 46.5% | Granada School District RE-1 / 1,457 |
| 53. | 46.1% | Idalia School District RJ-3 / 541 |
| 54. | 45.5% | Vilas School District RE-5 / 165 |
| 55. | 45.4% | Monte Vista School District C-8 / 6,809 |
| 56. | 45.2% | Stratton School District R-4 / 1,068 |
| 57. | 45.1% | Adams County School District 14 / 34,433 |
| 58. | 44.4% | Fort Morgan School District RE-3 / 16,291 |
| 59. | 44.1% | South Conejos School District RE-10 / 1,967 |
| 60. | 44.0% | Bethune School District R-5 / 580 |
| 61. | 43.4% | Brush School District RE-2J / 8,060 |
| 62. | 43.0% | Silverton School District 1 / 686 |
| 63. | 42.3% | Sanford School District 6J / 1,447 |
| 64. | 42.2% | Lamar School District RE-2 / 9,539 |
| 65. | 41.5% | Swink School District 33 / 1,311 |
| 66. | 41.2% | Center School District 26-JT / 4,214 |
| 67. | 39.9% | North Park School District R-1 / 1,305 |
| 68. | 39.8% | Meeker School District RE1 / 3,669 |
| 69. | 39.2% | Walsh School District RE-1 / 1,076 |
| 70. | 38.5% | Burlington School District RE-6J / 5,039 |
| 71. | 37.9% | Mountain Valley School District RE-1 / 1,340 |
| 72. | 37.6% | Plainview School District RE-2 / 372 |
| 73. | 37.4% | Dolores County School District RE-2 / 1,805 |
| 74. | 36.8% | Salida School District R-32 / 8,830 |
| 75. | 36.7% | Briggsdale School District RE-10 / 650 |
| 76. | 36.4% | De Beque School District 49-JT / 844 |
| 77. | 36.3% | Ault-Highland School District RE-9 / 5,524 |
| 78. | 35.5% | Alamosa School District RE-11J / 14,335 |
| 79. | 35.5% | Clear Creek School District RE-1 / 8,886 |
| 80. | 35.2% | Sheridan School District 2 / 8,085 |
| 81. | 35.1% | North Conejos School District RE-1J / 4,548 |
| 82. | 34.8% | Hoehne Reorganized School District 3 / 2,169 |
| 83. | 34.8% | Plateau Valley School District 50 / 2,583 |
| 84. | 34.4% | La Veta School District RE-2 / 1,461 |
| 85. | 33.9% | Weldon Valley School District RE-20J / 932 |
| 86. | 33.0% | West End School District RE-2 / 2,096 |
| 87. | 32.6% | Dolores School District RE-4A / 3,590 |
| 88. | 32.6% | Florence School District RE-2 / 18,274 |
| 89. | 32.3% | Primero Reorganized School District 2 / 1,433 |
| 90. | 32.2% | Deer Trail School District 26J / 969 |
| 91. | 32.2% | Hinsdale County School District RE-1 / 385 |
| 92. | 31.9% | Del Norte School District C-7 / 3,484 |
| 93. | 31.4% | Delta County School District 50J / 30,731 |
| 94. | 30.9% | Hayden School District RE-1 / 2,913 |
| 95. | 30.2% | Canon City School District RE-1 / 27,062 |
| 96. | 30.0% | Ouray School District R-1 / 1,770 |
| 97. | 29.9% | Wiggins School District RE-50J / 2,607 |
| 98. | 29.6% | Westminster School District 50 / 67,470 |
| 99. | 29.2% | Park School District R-3 / 12,426 |
| 100. | 29.1% | Platte Valley School District RE-7 / 4,582 |
| 101. | 28.7% | Norwood School District R-2J / 2,114 |
| 102. | 28.5% | Limon School District RE-4J / 3,309 |
| 103. | 28.2% | Weld County School District RE-1 / 9,063 |
| 104. | 27.7% | Edison School District 54-JT / 237 |
| 105. | 27.6% | Montezuma-Cortez School District RE-1 / 18,611 |
| 106. | 26.6% | Mapleton School District 1 / 28,620 |
| 107. | 26.4% | Creede Consolidated School District 1 / 1,077 |
| 108. | 26.2% | Gilpin County School District RE-1 / 2,859 |
| 109. | 26.1% | Cripple Creek-Victor School District RE-1 / 4,358 |
| 110. | 25.1% | Rangely School District RE-4 / 2,514 |
| 111. | 24.6% | West Grand School District 1-JT / 3,883 |
| 112. | 24.4% | Elbert School District 200 / 1,614 |
| 113. | 24.4% | Durango School District 9-R / 37,490 |
| 114. | 24.2% | Colorado Springs School District 11 / 219,875 |
| 115. | 24.1% | South Routt School District RE-3 / 3,670 |
| 116. | 23.6% | Eaton School District RE-2 / 8,814 |
| 117. | 23.1% | Weld County School District RE-8 / 12,572 |
| 118. | 21.9% | Cheyenne Mountain School District 12 / 21,234 |
| 119. | 21.7% | Moffat Consolidated School District 2 / 1,226 |
| 120. | 21.3% | Ignacio School District 11-JT / 5,335 |
| 121. | 21.3% | Mesa County Valley School District 51 / 134,554 |
| 122. | 21.0% | Moffat County School District RE-1 / 13,555 |
| 123. | 20.9% | Byers School District 32J / 2,383 |
| 124. | 20.6% | Sangre de Cristo School District RE-22J / 1,268 |
| 125. | 20.3% | Mancos School District RE-6 / 2,799 |
| 126. | 19.2% | Montrose County School District RE-1J / 36,892 |
| 127. | 19.0% | Greeley School District 6 / 113,037 |
| 128. | 18.9% | Custer County School District C-1 / 3,265 |
| 129. | 18.4% | Sierra Grande School District R-30 / 1,637 |
| 130. | 17.6% | Gunnison Watershed School District RE-1J / 14,875 |
| 131. | 17.2% | Garfield School District RE-2 / 22,653 |
| 132. | 17.1% | Kiowa School District C-2 / 2,530 |
| 133. | 16.2% | Jefferson County School District R-1 / 530,965 |
| 134. | 15.6% | Boulder Valley School District RE-2 / 213,825 |
| 134. | 15.6% | Keenesburg School District RE-3J / 10,647 |
| 136. | 15.6% | Widefield School District 3 / 41,104 |
| 137. | 15.6% | Miami-Yoder School District 60-JT / 1,958 |
| 138. | 15.5% | Calhan School District RJ-1 / 3,270 |
| 139. | 15.4% | Agate School District 300 / 771 |
| 140. | 15.3% | Littleton School District 6 / 91,930 |
| 141. | 15.2% | Buena Vista School District R-31 / 8,133 |
| 142. | 15.0% | Cotopaxi School District RE-3 / 2,513 |
| 143. | 15.0% | Pueblo County School District 70 / 47,483 |
| 144. | 15.0% | Roaring Fork School District RE-1 / 38,314 |
| 145. | 14.3% | Adams-Arapahoe School District 28J / 200,363 |
| 146. | 14.2% | Park County School District RE-2 / 5,740 |
| 147. | 13.5% | Johnstown-Milliken School District RE-5J / 15,592 |
| 148. | 13.3% | Telluride School District R-1 / 5,738 |
| 149. | 12.9% | Windsor School District RE-4 / 19,273 |
| 150. | 12.9% | Poudre School District R-1 / 175,331 |
| 151. | 12.7% | East Grand School District 2 / 10,059 |
| 152. | 12.3% | Ridgway School District R-2 / 2,442 |
| 153. | 12.2% | Thompson School District R-2J / 100,026 |
| 154. | 11.9% | St. Vrain Valley School District RE 1J / 146,669 |
| 155. | 10.3% | Platte Canyon School District 1 / 11,048 |
| 156. | 9.5% | Fountain School District 8 / 29,183 |
| 157. | 9.4% | Bennett School District 29-J / 5,951 |
| 158. | 9.3% | Strasburg School District 31J / 4,958 |
| 159. | 9.0% | Aspen School District 1 / 10,627 |
| 160. | 8.7% | Brighton School District 27J / 66,528 |
| 161. | 8.4% | Bayfield School District R-10-JT / 7,156 |
| 162. | 8.1% | Harrison School District 2 / 66,824 |
| 163. | 7.6% | Woodland Park School District RE-2 / 17,196 |
| 164. | 7.5% | Peyton School District 23-JT / 3,933 |
| 165. | 7.5% | Steamboat Springs School District RE-2 / 15,714 |
| 166. | 6.8% | Garfield County School District 16 / 6,190 |
| 167. | 6.0% | Ellicott School District 22 / 4,021 |
| 168. | 5.7% | Archuleta County School District 50-JT / 12,091 |
| 169. | 5.3% | Eagle County School District RE 50 / 40,734 |
| 170. | 4.7% | Northglenn-Thornton School District 12 / 199,049 |
| 171. | 4.4% | Academy School District 20 / 93,426 |
| 172. | 4.2% | Lewis-Palmer School District 38 / 26,066 |
| 173. | 4.0% | Hanover School District 28 / 1,812 |
| 174. | 3.9% | Elizabeth School District C-1 / 13,934 |
| 175. | 3.0% | Cherry Creek School District 5 / 253,876 |
| 176. | 2.5% | Summit School District RE-1 / 26,068 |
| 177. | 1.6% | Falcon School District 49 / 65,199 |
| 178. | 1.4% | Douglas County School District RE-1 / 271,488 |
Please note that we only rank locations with 'House Built in 1959 or Earlier Percentage' data. The rank above might not be a complete list. Locations without 'House Built in 1959 or Earlier 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.
