| Rank | Percentage of Population Age 55 to 64 ▼ | School District / Population |
| 1. | 100.0% | Lincoln Unorganized Territory / 1 |
| 1. | 100.0% | Knox Unorganized Territory / 1 |
| 3. | 45.7% | Seboeis Plantation / 35 |
| 4. | 42.0% | Beddington / 50 |
| 5. | 37.8% | The Forks Plantation / 37 |
| 6. | 34.3% | Lakeville / 105 |
| 7. | 32.0% | Beaver Cove / 122 |
| 8. | 31.1% | Lincoln Plantation / 45 |
| 9. | 31.1% | Northfield / 148 |
| 10. | 30.2% | Rangeley Plantation / 189 |
| 11. | 29.0% | Westmanland / 62 |
| 12. | 29.0% | Caratunk / 69 |
| 13. | 28.6% | Kingsbury Plantation / 28 |
| 14. | 28.3% | Upton / 113 |
| 15. | 27.5% | Shirley / 233 |
| 16. | 26.7% | Bowerbank / 116 |
| 17. | 25.9% | School Administration District 10 / 239 |
| 18. | 25.7% | Great Lake Stream Plantation / 109 |
| 19. | 24.6% | Southport / 606 |
| 20. | 24.4% | Piscataquis Unorganized Territory / 771 |
| 21. | 23.8% | Carrabassett Valley / 781 |
| 22. | 23.3% | Willimantic / 150 |
| 23. | 22.9% | Aroostook Unorganized Territory / 1,565 |
| 24. | 22.4% | Somerset Unorganized Territory / 838 |
| 25. | 22.0% | Charlotte / 332 |
| 26. | 21.9% | Talmadge / 64 |
| 27. | 21.9% | Eastport / 1,331 |
| 28. | 21.6% | Brooksville / 934 |
| 29. | 21.4% | Lake View Plantation / 89 |
| 30. | 21.0% | Alexander / 499 |
| 31. | 21.0% | Crawford / 105 |
| 32. | 20.9% | Whiting / 487 |
| 33. | 20.8% | Airline Community School District / 504 |
| 34. | 20.8% | Cooper / 154 |
| 35. | 20.7% | East Range Community School District / 261 |
| 36. | 20.7% | Lowell / 358 |
| 37. | 20.5% | Islesboro / 566 |
| 38. | 20.5% | Coplin Plantation / 166 |
| 39. | 20.5% | Roque Bluffs / 303 |
| 40. | 20.4% | Meddybemps / 157 |
| 41. | 20.4% | Tremont / 1,563 |
| 42. | 20.3% | School Administrative District 19 / 1,359 |
| 43. | 20.3% | Monhegan Plantation / 69 |
| 44. | 20.3% | New Sweden / 602 |
| 45. | 20.2% | Greenville / 1,646 |
| 46. | 20.0% | West Forks Plantation / 60 |
| 47. | 20.0% | Penobscot Unorganized Territory / 1,476 |
| 48. | 19.8% | Bristol / 2,755 |
| 49. | 19.7% | Blue Hill / 2,686 |
| 49. | 19.7% | Brooklin / 824 |
| 51. | 19.5% | Mount Desert / 2,053 |
| 52. | 19.3% | Surry / 1,466 |
| 53. | 19.2% | Isle au Haut / 73 |
| 54. | 19.2% | School Administrative District 24 / 2,493 |
| 55. | 19.1% | Dallas Plantation / 309 |
| 56. | 19.1% | South Bristol / 892 |
| 57. | 19.0% | School Administrative District 33 / 1,834 |
| 58. | 19.0% | Dennysville / 342 |
| 59. | 18.9% | Georgetown / 1,042 |
| 60. | 18.9% | Lincolnville / 2,164 |
| 61. | 18.9% | Harmony / 939 |
| 62. | 18.8% | Washington Unorganized Territory / 1,227 |
| 63. | 18.8% | School Administrative District 28 / 8,180 |
| 64. | 18.6% | Chebeague Island / 338 |
| 64. | 18.6% | Boothbay-Boothbay Harbor Community School District / 5,285 |
| 66. | 18.6% | Reed Plantation / 161 |
| 67. | 18.6% | Medway / 1,349 |
| 68. | 18.4% | Franklin Unorganized Territory / 1,026 |
| 68. | 18.4% | Fayette / 1,140 |
| 70. | 18.4% | Orient / 147 |
| 71. | 18.3% | Otis / 672 |
| 72. | 18.3% | Deer Isle-Stonington Community School District / 3,018 |
| 73. | 18.2% | Dennistown Plantation / 33 |
| 73. | 18.2% | Whitneyville / 220 |
| 75. | 18.1% | Millinocket / 4,506 |
| 75. | 18.1% | Perry / 889 |
| 77. | 18.1% | York / 12,529 |
| 78. | 18.1% | Wells-Ogunquit Community School District / 10,481 |
| 79. | 18.0% | Jefferson / 2,427 |
| 80. | 18.0% | Grand Isle / 467 |
| 80. | 18.0% | Bremen / 806 |
| 82. | 18.0% | Oxford Unorganized Territory / 746 |
| 83. | 17.9% | Newcastle / 1,752 |
| 84. | 17.9% | Trenton / 1,481 |
| 85. | 17.9% | Vanceboro / 140 |
| 86. | 17.8% | Cape Elizabeth / 9,015 |
| 87. | 17.8% | School Administrative District 25 / 2,462 |
| 88. | 17.7% | Pembroke / 840 |
| 89. | 17.7% | Edgecomb / 1,249 |
| 90. | 17.6% | Mount Desert Community School District / 10,615 |
| 91. | 17.5% | School Administrative District 32 / 2,089 |
| 92. | 17.4% | Magalloway Plantation / 46 |
| 93. | 17.4% | Bridgewater / 610 |
| 94. | 17.4% | Wesley / 98 |
| 95. | 17.3% | Southern Aroostook Community School District / 2,771 |
| 96. | 17.3% | Sandy River Plantation / 133 |
| 96. | 17.3% | Rangeley / 1,168 |
| 98. | 17.3% | Penobscot / 1,263 |
| 99. | 17.2% | School Administrative District 70 / 3,784 |
| 100. | 17.2% | Pleasant Ridge Plantation / 93 |
| 101. | 17.2% | School Administrative District 76 / 332 |
| 102. | 17.1% | School Administrative District 08 / 1,171 |
| 103. | 17.0% | Cranberry Isles / 141 |
| 104. | 17.0% | Regional School Unit 38 / 8,007 |
| 105. | 17.0% | Woodland / 1,213 |
| 105. | 17.0% | Nobleboro / 1,643 |
| 107. | 17.0% | School Administrative District 13 / 1,434 |
| 108. | 16.9% | Woodville / 248 |
| 109. | 16.9% | School Administrative District 04 / 5,143 |
| 110. | 16.8% | School Administrative District 72 / 8,346 |
| 111. | 16.8% | Regional School Unit 20 / 18,124 |
| 112. | 16.8% | Madawaska / 4,035 |
| 113. | 16.7% | School Administrative District 44 / 5,864 |
| 114. | 16.6% | Regional School Unit 25 / 8,402 |
| 115. | 16.6% | Bar Harbor / 5,235 |
| 116. | 16.5% | Medford / 254 |
| 117. | 16.5% | Regional School Unit 21 / 18,294 |
| 117. | 16.5% | East Machias / 1,368 |
| 119. | 16.5% | Yarmouth / 8,349 |
| 119. | 16.5% | Winthrop / 6,092 |
| 121. | 16.5% | Macwahoc Plantation / 79 |
| 122. | 16.4% | Great Salt Bay Community School District / 4,776 |
| 123. | 16.4% | Regional School Unit 05 / 13,201 |
| 124. | 16.4% | Dedham / 1,681 |
| 125. | 16.3% | Carroll Plantation / 153 |
| 126. | 16.3% | School Administrative District 74 / 5,221 |
| 127. | 16.3% | Appleton / 1,316 |
| 128. | 16.2% | Sedgwick / 1,196 |
| 129. | 16.2% | Acton / 2,447 |
| 130. | 16.2% | Cutler / 507 |
| 131. | 16.1% | School Administrative District 37 / 5,901 |
| 132. | 16.1% | East Millinocket / 1,723 |
| 133. | 16.1% | Regional School Unit 24 / 19,403 |
| 134. | 16.0% | Robbinston / 574 |
| 135. | 16.0% | School Administrative District 63 / 6,222 |
| 135. | 16.0% | Jonesport / 1,370 |
| 137. | 16.0% | Orrington / 3,733 |
| 138. | 16.0% | Hancock Unorganized Territory / 213 |
| 139. | 15.9% | Regional School Unit 13 / 17,341 |
| 140. | 15.8% | Waite / 101 |
| 141. | 15.8% | Regional School Unit 01 / 16,106 |
| 142. | 15.7% | Southwest Harbor / 1,764 |
| 142. | 15.7% | School Administrative District 03 / 10,767 |
| 144. | 15.7% | School Administrative District 14 / 817 |
| 145. | 15.7% | Regional School Unit 12 / 14,838 |
| 146. | 15.6% | School Administrative District 68 / 6,938 |
| 147. | 15.5% | School Administrative District 46 / 6,580 |
| 147. | 15.5% | School Administrative District 45 / 2,356 |
| 149. | 15.5% | Princeton / 832 |
| 150. | 15.5% | School Administrative District 75 / 19,474 |
| 151. | 15.4% | School Administrative District 41 / 4,624 |
| 152. | 15.4% | School Administrative District 40 / 14,764 |
| 153. | 15.4% | School Administrative District 58 / 4,317 |
| 154. | 15.3% | School Administrative District 20 / 3,496 |
| 155. | 15.3% | Gilead / 209 |
| 156. | 15.2% | Regional School Unit 18 / 18,975 |
| 157. | 15.2% | Long Island / 230 |
| 158. | 15.2% | School Administrative District 07 / 355 |
| 159. | 15.2% | Vassalboro / 4,340 |
| 160. | 15.1% | Jonesboro / 583 |
| 161. | 15.1% | Baileyville / 1,521 |
| 162. | 15.0% | Kittery / 9,490 |
| 163. | 15.0% | School Administrative District 61 / 14,543 |
| 163. | 15.0% | School Administrative District 55 / 7,944 |
| 165. | 14.9% | Regional School Unit 02 / 14,524 |
| 166. | 14.9% | Calais / 3,123 |
| 167. | 14.9% | School Administrative District 59 / 6,584 |
| 168. | 14.9% | School Administrative District 52 / 12,410 |
| 169. | 14.9% | School Administrative District 65 / 74 |
| 170. | 14.8% | School Administrative District 51 / 10,779 |
| 171. | 14.8% | School Administrative District 27 / 6,804 |
| 172. | 14.8% | Machiasport / 1,119 |
| 173. | 14.7% | Bancroft / 68 |
| 173. | 14.7% | Regional School Unit 23 / 29,071 |
| 173. | 14.7% | Hope / 1,536 |
| 176. | 14.7% | Regional School Unit 19 / 15,053 |
| 177. | 14.7% | Marshfield / 518 |
| 178. | 14.7% | Damariscotta / 2,218 |
| 179. | 14.6% | School Administrative District 31 / 3,813 |
| 180. | 14.6% | Beals / 508 |
| 181. | 14.6% | School Administrative District 54 / 17,242 |
| 182. | 14.5% | School Administrative District 22 / 12,565 |
| 183. | 14.5% | School Administrative District 17 / 23,588 |
| 184. | 14.5% | School Administrative District 11 / 13,712 |
| 185. | 14.4% | Regional School Unit 10 / 19,048 |
| 186. | 14.3% | School Administrative District 15 / 13,303 |
| 187. | 14.3% | Regional School Unit 16 / 11,014 |
| 187. | 14.3% | School Administrative District 06 / 25,907 |
| 189. | 14.2% | School Administrative District 67 / 6,318 |
| 190. | 14.1% | School Administrative District 35 / 13,424 |
| 191. | 14.1% | School Administrative District 49 / 14,994 |
| 192. | 14.0% | Falmouth / 11,185 |
| 192. | 14.0% | School Administrative District 09 / 17,838 |
| 194. | 14.0% | Easton / 1,287 |
| 195. | 14.0% | Kennebec Unorganized Territory / 43 |
| 196. | 13.9% | Augusta / 19,136 |
| 197. | 13.8% | Greenbush / 1,491 |
| 198. | 13.8% | Regional School Unit 39 / 10,756 |
| 199. | 13.8% | School Administrative District 57 / 22,138 |
| 200. | 13.8% | Winslow / 7,794 |
| 201. | 13.8% | School Administrative District 01 / 13,082 |
| 202. | 13.8% | School Administrative District 64 / 8,254 |
| 203. | 13.7% | Highland Plantation / 73 |
| 204. | 13.7% | Scarborough / 18,919 |
| 205. | 13.6% | Regional School Unit 14 / 21,437 |
| 206. | 13.5% | Regional School Unit 04 / 10,116 |
| 206. | 13.5% | Brunswick / 20,278 |
| 208. | 13.5% | School Administrative District 53 / 6,231 |
| 209. | 13.4% | School Administrative District 30 / 1,823 |
| 210. | 13.3% | Hersey / 83 |
| 211. | 13.2% | School Administrative District 29 / 8,099 |
| 212. | 13.0% | School Administrative District 60 / 17,853 |
| 213. | 13.0% | Jay / 4,851 |
| 214. | 13.0% | School Administrative District 12 / 1,080 |
| 215. | 12.9% | Sanford / 20,798 |
| 216. | 12.8% | School Administrative District 42 / 2,219 |
| 217. | 12.8% | South Portland / 25,002 |
| 218. | 12.7% | Milford / 3,070 |
| 219. | 12.7% | Hermon / 5,416 |
| 220. | 12.7% | Auburn / 23,055 |
| 221. | 12.5% | School Administrative District 36 / 5,282 |
| 222. | 12.4% | Lisbon / 9,009 |
| 223. | 12.4% | School Administrative District 23 / 5,645 |
| 224. | 12.4% | Baring Plantation / 251 |
| 225. | 12.2% | Brewer / 9,482 |
| 226. | 12.1% | Gorham / 16,381 |
| 227. | 12.1% | Bangor / 33,039 |
| 228. | 11.9% | Biddeford / 21,277 |
| 229. | 11.8% | Indian Island / 610 |
| 230. | 11.7% | Westbrook / 17,494 |
| 231. | 11.6% | Waterville / 15,722 |
| 231. | 11.6% | Lewiston / 36,592 |
| 233. | 11.5% | Portland / 66,194 |
| 234. | 11.5% | Regional School Unit 34 / 10,222 |
| 235. | 11.2% | Machias / 2,221 |
| 236. | 11.1% | Caswell / 306 |
| 237. | 10.9% | Nashville Plantation / 46 |
| 238. | 10.5% | Moro Plantation / 38 |
| 238. | 10.5% | Deblois / 57 |
| 240. | 9.6% | Regional School Unit 26 / 16,875 |
| 241. | 8.9% | Castine / 1,366 |
| 242. | 8.7% | Drew Plantation / 46 |
| 243. | 7.5% | Pleasant Point / 749 |
| 244. | 6.3% | Indian Township / 718 |
| 245. | 3.3% | Frenchboro / 61 |
Please note that we only rank locations with 'Percentage of Population Age 55 to 64' data. The rank above might not be a complete list. Locations without 'Percentage of Population Age 55 to 64' data are not listed.
