| Rank | Percentage of Population Age 75 to 84 ▼ | School District / Population |
| 1. | 10.1% | Loyalsock Township School District / 11,026 |
| 2. | 9.4% | Allegheny Valley School District / 9,708 |
| 3. | 9.4% | Neshannock Township School District / 9,609 |
| 4. | 9.2% | Hermitage School District / 16,220 |
| 5. | 9.2% | Lampeter-Strasburg School District / 22,789 |
| 6. | 8.9% | Centennial School District / 48,875 |
| 7. | 8.8% | Monessen City School District / 7,720 |
| 7. | 8.8% | Beaver Area School District / 14,783 |
| 9. | 8.5% | Chartiers Valley School District / 30,496 |
| 10. | 8.4% | Sullivan County School District / 6,428 |
| 11. | 8.4% | Richland School District / 14,921 |
| 11. | 8.4% | Union Area School District / 5,572 |
| 13. | 8.4% | Burrell School District / 14,087 |
| 14. | 8.2% | Midland Borough School District / 2,635 |
| 15. | 8.2% | Conemaugh Township Area School District / 8,178 |
| 16. | 8.2% | Quaker Valley School District / 13,934 |
| 17. | 8.2% | Weatherly Area School District / 5,055 |
| 18. | 8.1% | Mount Carmel Area School District / 12,577 |
| 19. | 8.1% | Westmont Hilltop School District / 12,914 |
| 20. | 8.0% | Marple Newtown School District / 35,644 |
| 21. | 8.0% | Bedford Area School District / 16,838 |
| 22. | 8.0% | Baldwin-Whitehall School District / 35,724 |
| 23. | 7.9% | Farrell Area School District / 5,743 |
| 23. | 7.9% | Windber Area School District / 8,881 |
| 25. | 7.9% | Gateway School District / 31,680 |
| 26. | 7.9% | Aliquippa School District / 9,438 |
| 26. | 7.9% | Shenandoah Valley School District / 7,943 |
| 28. | 7.9% | Riverview School District / 8,777 |
| 29. | 7.8% | Greater Johnstown School District / 27,676 |
| 30. | 7.8% | Laurel Highlands School District / 23,409 |
| 31. | 7.8% | McKeesport Area School District / 31,150 |
| 32. | 7.7% | Wyomissing Area School District / 12,347 |
| 33. | 7.6% | South Allegheny School District / 11,904 |
| 34. | 7.6% | Bethel Park School District / 32,691 |
| 35. | 7.5% | Muhlenberg School District / 23,539 |
| 36. | 7.5% | Ligonier Valley School District / 16,184 |
| 37. | 7.5% | Freedom Area School District / 11,105 |
| 38. | 7.5% | Millersburg Area School District / 6,718 |
| 38. | 7.5% | Wyoming Area School District / 19,386 |
| 40. | 7.5% | Forest City Regional School District / 5,819 |
| 40. | 7.5% | Manheim Township School District / 38,162 |
| 42. | 7.5% | Greenville Area School District / 10,634 |
| 43. | 7.5% | Dunmore School District / 14,057 |
| 44. | 7.4% | Blackhawk School District / 17,762 |
| 45. | 7.4% | Valley View School District / 18,224 |
| 46. | 7.4% | Panther Valley School District / 12,605 |
| 47. | 7.4% | Trinity Area School District / 26,065 |
| 48. | 7.4% | Cameron County School District / 5,085 |
| 49. | 7.3% | Conemaugh Valley School District / 6,607 |
| 50. | 7.3% | Leechburg Area School District / 5,946 |
| 51. | 7.3% | Ringgold School District / 26,102 |
| 52. | 7.3% | North Hills School District / 37,876 |
| 52. | 7.3% | Hollidaysburg Area School District / 27,019 |
| 54. | 7.3% | Tri-Valley School District / 6,715 |
| 54. | 7.3% | South Middleton School District / 14,667 |
| 56. | 7.2% | Rose Tree Media School District / 35,263 |
| 56. | 7.2% | Belle Vernon Area School District / 18,925 |
| 58. | 7.2% | Reynolds School District / 9,618 |
| 59. | 7.2% | Charleroi School District / 12,043 |
| 60. | 7.2% | Jenkintown School District / 4,422 |
| 61. | 7.2% | Elizabeth Forward School District / 18,140 |
| 62. | 7.2% | York Suburban School District / 21,658 |
| 63. | 7.1% | Saint Clair Area School District / 6,695 |
| 64. | 7.1% | Mount Pleasant Area School District / 17,888 |
| 64. | 7.1% | Austin Area School District / 1,278 |
| 64. | 7.1% | Garnet Valley School District / 28,553 |
| 67. | 7.1% | Whitehall-Coplay School District / 29,930 |
| 67. | 7.1% | West Mifflin Area School District / 21,584 |
| 67. | 7.1% | Clairton City School District / 6,796 |
| 70. | 7.1% | Bellwood-Antis School District / 8,327 |
| 71. | 7.1% | Tamaqua Area School District / 16,654 |
| 72. | 7.1% | Penn Hills School District / 42,423 |
| 73. | 7.1% | Bryn Athyn School District / 1,375 |
| 74. | 7.0% | Pittston Area School District / 27,837 |
| 75. | 7.0% | Johnsonburg Area School District / 4,537 |
| 75. | 7.0% | Greensburg Salem School District / 26,086 |
| 77. | 7.0% | Valley Grove School District / 6,901 |
| 78. | 7.0% | Hanover Public School District / 15,289 |
| 78. | 7.0% | West Jefferson Hills School District / 19,405 |
| 80. | 7.0% | Old Forge School District / 8,313 |
| 81. | 7.0% | Hopewell Area School District / 18,145 |
| 82. | 7.0% | Cornwall-Lebanon School District / 34,729 |
| 83. | 6.9% | Steel Valley School District / 16,500 |
| 84. | 6.9% | Wallenpaupack Area School District / 25,535 |
| 84. | 6.9% | Springfield Township School District / 19,418 |
| 86. | 6.9% | Montoursville Area School District / 13,205 |
| 86. | 6.9% | South Butler County School District / 18,499 |
| 88. | 6.9% | Chartiers-Houston School District / 9,114 |
| 89. | 6.9% | Wissahickon School District / 36,697 |
| 89. | 6.9% | Shenango Area School District / 8,181 |
| 91. | 6.9% | Salisbury-Elk Lick School District / 2,968 |
| 91. | 6.9% | New Kensington-Arnold School District / 18,273 |
| 91. | 6.9% | Brookville Area School District / 12,075 |
| 94. | 6.9% | Center Valley School District / 18,095 |
| 95. | 6.9% | East Allegheny School District / 15,125 |
| 96. | 6.8% | Greater Nanticoke Area School District / 19,104 |
| 96. | 6.8% | Salisbury Township School District / 13,501 |
| 96. | 6.8% | North Schuylkill School District / 16,977 |
| 99. | 6.8% | Cornell School District / 6,761 |
| 99. | 6.8% | Carbondale Area School District / 11,069 |
| 99. | 6.8% | South Williamsport Area School District / 9,265 |
| 102. | 6.8% | Mid Valley School District / 15,309 |
| 103. | 6.8% | St. Marys Area School District / 18,979 |
| 104. | 6.8% | Ambridge Area School District / 23,827 |
| 104. | 6.8% | Mt. Lebanon School District / 33,137 |
| 106. | 6.8% | Shaler Area School District / 39,285 |
| 106. | 6.8% | Minersville Area School District / 9,172 |
| 108. | 6.8% | Wyoming Valley West School District / 42,261 |
| 108. | 6.8% | Kiski Area School District / 28,857 |
| 110. | 6.8% | New Castle Area School District / 24,323 |
| 111. | 6.7% | Ellwood City Area School District / 14,362 |
| 112. | 6.7% | Portage Area School District / 6,417 |
| 113. | 6.7% | Wellsboro Area School District / 11,793 |
| 114. | 6.7% | Southmoreland School District / 15,199 |
| 115. | 6.7% | Union School District / 4,322 |
| 115. | 6.7% | Pine Grove Area School District / 11,803 |
| 117. | 6.7% | Lower Moreland Township School District / 12,982 |
| 117. | 6.7% | Frazier School District / 8,015 |
| 117. | 6.7% | Danville Area School District / 18,754 |
| 120. | 6.6% | Coudersport Area School District / 5,691 |
| 120. | 6.6% | Derry Area School District / 17,750 |
| 122. | 6.6% | Franklin Regional School District / 22,947 |
| 122. | 6.6% | Norwin School District / 35,529 |
| 124. | 6.6% | Central Cambria School District / 13,842 |
| 124. | 6.6% | Highlands School District / 20,627 |
| 126. | 6.6% | Brockway Area School District / 7,534 |
| 126. | 6.6% | Warren County School District / 38,402 |
| 126. | 6.6% | Cranberry Area School District / 9,495 |
| 126. | 6.6% | Governor Mifflin School District / 30,925 |
| 130. | 6.6% | Rochester Area School District / 7,046 |
| 131. | 6.6% | Smethport Area School District / 6,134 |
| 131. | 6.6% | Woodland Hills School District / 46,882 |
| 131. | 6.6% | Jamestown Area School District / 4,249 |
| 134. | 6.6% | Muncy School District / 7,040 |
| 135. | 6.6% | Spring Cove School District / 14,446 |
| 136. | 6.6% | Clearfield Area School District / 19,134 |
| 136. | 6.6% | Wilson School District / 38,983 |
| 136. | 6.6% | Galeton Area School District / 2,929 |
| 139. | 6.5% | Wilkes-Barre Area School District / 59,879 |
| 139. | 6.5% | Berwick Area School District / 22,341 |
| 141. | 6.5% | Southern Columbia Area School District / 10,395 |
| 141. | 6.5% | Wayne Highlands School District / 20,842 |
| 143. | 6.5% | Fox Chapel Area School District / 28,727 |
| 143. | 6.5% | Palmyra Area School District / 22,379 |
| 143. | 6.5% | Hanover Area School District / 15,439 |
| 146. | 6.5% | Hempfield Area School District / 50,268 |
| 146. | 6.5% | Cambria Heights School District / 9,990 |
| 148. | 6.5% | Homer-Center School District / 6,471 |
| 149. | 6.5% | Titusville Area School District / 14,151 |
| 150. | 6.5% | Kane Area School District / 7,436 |
| 151. | 6.5% | Western Beaver County School District / 5,428 |
| 152. | 6.4% | Redbank Valley School District / 8,038 |
| 152. | 6.4% | Ridgway Area School District / 7,030 |
| 154. | 6.4% | Lakeland School District / 12,101 |
| 154. | 6.4% | Williams Valley School District / 7,462 |
| 156. | 6.4% | Dallas School District / 20,566 |
| 156. | 6.4% | Saucon Valley School District / 16,670 |
| 158. | 6.4% | Fairview School District / 10,102 |
| 159. | 6.4% | Springfield School District / 26,880 |
| 159. | 6.4% | Chambersburg Area School District / 66,240 |
| 161. | 6.4% | Forest Hills School District / 12,657 |
| 161. | 6.4% | Line Mountain School District / 9,200 |
| 161. | 6.4% | Greater Latrobe School District / 31,271 |
| 164. | 6.4% | Pottsville Area School District / 20,103 |
| 164. | 6.4% | Camp Hill School District / 7,888 |
| 166. | 6.3% | Armstrong School District / 43,364 |
| 166. | 6.3% | Benton Area School District / 5,233 |
| 168. | 6.3% | Lehighton Area School District / 17,885 |
| 169. | 6.3% | Turkeyfoot Valley Area School District / 2,789 |
| 169. | 6.3% | Eastern Lebanon County School District / 20,705 |
| 171. | 6.3% | Blacklick Valley School District / 5,161 |
| 171. | 6.3% | Mifflin County School District / 43,607 |
| 173. | 6.3% | Deer Lakes School District / 14,428 |
| 173. | 6.3% | Bethlehem-Center School District / 8,759 |
| 173. | 6.3% | Upper Moreland Township School District / 24,015 |
| 176. | 6.3% | Jeannette City School District / 9,579 |
| 176. | 6.3% | Riverside Beaver County School District / 10,453 |
| 176. | 6.3% | Sharpsville Area School District / 7,741 |
| 179. | 6.3% | Central Columbia School District / 14,839 |
| 180. | 6.2% | DuBois Area School District / 30,976 |
| 180. | 6.2% | Meyersdale Area School District / 7,026 |
| 182. | 6.2% | Everett Area School District / 9,710 |
| 182. | 6.2% | Ferndale Area School District / 5,100 |
| 184. | 6.2% | Hazleton Area School District / 72,891 |
| 184. | 6.2% | Burgettstown Area School District / 9,699 |
| 186. | 6.2% | Riverside School District / 11,982 |
| 186. | 6.2% | Conneaut School District / 18,617 |
| 188. | 6.2% | Lower Merion School District / 62,107 |
| 188. | 6.2% | West York Area School District / 23,636 |
| 190. | 6.2% | Oil City Area School District / 15,053 |
| 191. | 6.2% | Pen Argyl Area School District / 12,453 |
| 191. | 6.2% | Shikellamy School District / 22,592 |
| 193. | 6.2% | Yough School District / 16,196 |
| 194. | 6.2% | Eastern Lancaster County School District / 32,151 |
| 195. | 6.1% | Abington School District / 57,853 |
| 196. | 6.1% | Tyrone Area School District / 12,928 |
| 197. | 6.1% | Jefferson-Morgan School District / 5,902 |
| 197. | 6.1% | Oswayo Valley School District / 3,306 |
| 197. | 6.1% | Punxsutawney Area School District / 21,024 |
| 200. | 6.1% | Northern Tioga School District / 14,523 |
| 201. | 6.0% | Shamokin Area School District / 20,912 |
| 201. | 6.0% | Montour School District / 25,472 |
| 203. | 6.0% | Karns City Area School District / 10,423 |
| 204. | 6.0% | Franklin Area School District / 16,283 |
| 205. | 6.0% | Curwensville Area School District / 7,365 |
| 205. | 6.0% | Shade-Central City School District / 3,898 |
| 207. | 6.0% | Towanda Area School District / 11,148 |
| 207. | 6.0% | Dallastown Area School District / 41,093 |
| 209. | 6.0% | Gettysburg Area School District / 27,592 |
| 209. | 6.0% | Brownsville Area School District / 14,976 |
| 211. | 6.0% | Uniontown Area School District / 23,820 |
| 211. | 6.0% | Big Beaver Falls Area School District / 13,827 |
| 211. | 6.0% | Southern Huntingdon County School District / 7,984 |
| 214. | 6.0% | Allegheny-Clarion Valley School District / 5,755 |
| 215. | 6.0% | Bethlehem Area School District / 116,811 |
| 215. | 6.0% | Tussey Mountain School District / 7,329 |
| 215. | 6.0% | Millcreek Township School District / 53,503 |
| 215. | 6.0% | Hamburg Area School District / 17,611 |
| 215. | 6.0% | Mohawk Area School District / 10,867 |
| 220. | 5.9% | Elizabethtown Area School District / 30,068 |
| 221. | 5.9% | Mount Union Area School District / 9,666 |
| 222. | 5.9% | Commodore Perry School District / 4,235 |
| 223. | 5.9% | Scranton School District / 76,089 |
| 224. | 5.9% | Keystone Oaks School District / 20,963 |
| 224. | 5.9% | Upper Dauphin Area School District / 9,755 |
| 226. | 5.9% | Philipsburg-Osceola Area School District / 15,412 |
| 226. | 5.9% | North Star School District / 9,119 |
| 226. | 5.9% | Wilmington Area School District / 11,828 |
| 229. | 5.9% | Blue Mountain School District / 20,471 |
| 229. | 5.9% | Mechanicsburg Area School District / 28,609 |
| 231. | 5.9% | Penn-Delco School District / 26,926 |
| 232. | 5.8% | Northgate School District / 13,075 |
| 232. | 5.8% | Manheim Central School District / 24,089 |
| 234. | 5.8% | Berlin Brothersvalley School District / 5,851 |
| 235. | 5.8% | Methacton School District / 35,186 |
| 235. | 5.8% | Souderton Area School District / 45,316 |
| 235. | 5.8% | Wilkinsburg Borough School District / 15,930 |
| 238. | 5.8% | Milton Area School District / 16,580 |
| 238. | 5.8% | Somerset Area School District / 21,327 |
| 240. | 5.8% | Bentworth School District / 8,553 |
| 240. | 5.8% | Wyalusing Area School District / 9,202 |
| 242. | 5.8% | Bradford Area School District / 21,133 |
| 242. | 5.8% | Mifflinburg Area School District / 16,360 |
| 242. | 5.8% | Troy Area School District / 10,410 |
| 242. | 5.8% | Fort Cherry School District / 8,508 |
| 246. | 5.8% | Butler Area School District / 54,849 |
| 247. | 5.7% | Cheltenham Township School District / 36,793 |
| 247. | 5.7% | Northwest Area School District / 9,070 |
| 247. | 5.7% | Forbes Road School District / 2,859 |
| 250. | 5.7% | Conewago Valley School District / 27,315 |
| 250. | 5.7% | Juniata County School District / 24,019 |
| 250. | 5.7% | Glendale School District / 5,407 |
| 253. | 5.7% | Grove City Area School District / 17,699 |
| 253. | 5.7% | Hampton Township School District / 18,363 |
| 253. | 5.7% | Blairsville-Saltsburg School District / 14,591 |
| 253. | 5.7% | Sto-Rox School District / 12,466 |
| 257. | 5.7% | Colonial School District / 41,707 |
| 258. | 5.7% | Montrose Area School District / 11,732 |
| 259. | 5.7% | Sayre Area School District / 7,934 |
| 260. | 5.7% | Abington Heights School District / 23,623 |
| 260. | 5.7% | Susquehanna Township School District / 24,036 |
| 262. | 5.6% | Apollo-Ridge School District / 9,519 |
| 263. | 5.6% | Northern Cambria School District / 7,898 |
| 263. | 5.6% | Athens Area School District / 14,779 |
| 263. | 5.6% | Carmichaels Area School District / 7,106 |
| 266. | 5.6% | Keystone Central School District / 37,799 |
| 266. | 5.6% | Selinsgrove Area School District / 22,244 |
| 268. | 5.6% | Haverford Township School District / 48,491 |
| 269. | 5.6% | Lakeview School District / 8,610 |
| 270. | 5.6% | East Penn School District / 54,571 |
| 270. | 5.6% | Keystone School District / 7,615 |
| 272. | 5.6% | Blue Ridge School District / 7,744 |
| 272. | 5.6% | Tredyffrin-Easttown School District / 39,809 |
| 272. | 5.6% | Connellsville Area School District / 34,494 |
| 275. | 5.6% | Crawford Central School District / 30,672 |
| 275. | 5.6% | Sharon City School District / 14,038 |
| 277. | 5.6% | Waynesboro Area School District / 32,339 |
| 277. | 5.6% | Canon-McMillan School District / 33,671 |
| 279. | 5.6% | Altoona Area School District / 59,612 |
| 279. | 5.6% | Duquesne City School District / 5,565 |
| 279. | 5.6% | Upper Saint Clair School District / 19,229 |
| 282. | 5.5% | West Middlesex Area School District / 7,454 |
| 283. | 5.5% | Columbia Borough School District / 10,400 |
| 284. | 5.5% | Carlynton School District / 14,350 |
| 284. | 5.5% | Mercer Area School District / 10,752 |
| 284. | 5.5% | Plum Borough School District / 27,126 |
| 287. | 5.5% | Wallingford-Swarthmore School District / 21,597 |
| 288. | 5.5% | Forest Area School District / 8,287 |
| 289. | 5.5% | Ridley School District / 40,180 |
| 290. | 5.5% | Derry Township School District / 24,679 |
| 291. | 5.5% | Western Wayne School District / 19,292 |
| 292. | 5.5% | Port Allegany School District / 5,746 |
| 292. | 5.5% | Canton Area School District / 6,531 |
| 292. | 5.5% | Lewisburg Area School District / 19,166 |
| 292. | 5.5% | Mars Area School District / 18,960 |
| 296. | 5.4% | Jersey Shore Area School District / 17,858 |
| 296. | 5.4% | Freeport Area School District / 11,756 |
| 296. | 5.4% | Central Fulton School District / 6,392 |
| 299. | 5.4% | Bangor Area School District / 22,655 |
| 299. | 5.4% | Schuylkill Valley School District / 14,784 |
| 301. | 5.4% | Oley Valley School District / 13,206 |
| 301. | 5.4% | New Brighton Area School District / 10,958 |
| 303. | 5.4% | Northampton Area School District / 41,714 |
| 304. | 5.4% | Huntingdon Area School District / 20,447 |
| 305. | 5.4% | Fort LeBoeuf School District / 14,150 |
| 305. | 5.4% | Clarion Area School District / 8,997 |
| 307. | 5.4% | Avella Area School District / 4,209 |
| 308. | 5.3% | Antietam School District / 7,581 |
| 308. | 5.3% | Rockwood Area School District / 5,615 |
| 308. | 5.3% | Brandywine Heights Area School District / 12,863 |
| 311. | 5.3% | Bristol Borough School District / 9,726 |
| 312. | 5.3% | Albert Gallatin Area School District / 23,880 |
| 312. | 5.3% | Chestnut Ridge School District / 10,688 |
| 314. | 5.3% | Neshaminy School District / 70,751 |
| 314. | 5.3% | Harbor Creek School District / 17,234 |
| 314. | 5.3% | West Branch Area School District / 7,865 |
| 317. | 5.3% | Penn-Trafford School District / 26,083 |
| 318. | 5.3% | United School District / 7,988 |
| 318. | 5.3% | Parkland School District / 54,946 |
| 318. | 5.3% | Purchase Line School District / 7,165 |
| 321. | 5.3% | Hempfield School District / 46,983 |
| 322. | 5.2% | Central York School District / 37,538 |
| 322. | 5.2% | Conrad Weiser Area School District / 19,284 |
| 322. | 5.2% | Brentwood Borough School District / 9,643 |
| 325. | 5.2% | California Area School District / 11,182 |
| 326. | 5.2% | Upper Merion Area School District / 34,269 |
| 327. | 5.2% | East Lycoming School District / 10,425 |
| 327. | 5.2% | Schuylkill Haven Area School District / 8,415 |
| 329. | 5.2% | Laurel School District / 8,107 |
| 330. | 5.2% | Southeastern Greene School District / 4,649 |
| 330. | 5.2% | Iroquois School District / 7,323 |
| 330. | 5.2% | Warwick School District / 31,038 |
| 333. | 5.2% | Easton Area School District / 63,870 |
| 334. | 5.2% | Penns Valley Area School District / 12,819 |
| 335. | 5.1% | Conestoga Valley School District / 33,000 |
| 336. | 5.1% | North Clarion County School District / 4,857 |
| 337. | 5.1% | Nazareth Area School District / 27,963 |
| 337. | 5.1% | Williamsburg Community School District / 3,671 |
| 339. | 5.1% | Northern Potter School District / 4,184 |
| 339. | 5.1% | Crestwood School District / 20,018 |
| 341. | 5.1% | Exeter Township School District / 27,359 |
| 342. | 5.1% | South Western School District / 26,736 |
| 343. | 5.1% | Cumberland Valley School District / 54,564 |
| 343. | 5.1% | West Shore School District / 62,415 |
| 345. | 5.1% | Southern Fulton School District / 5,594 |
| 345. | 5.1% | Corry Area School District / 14,849 |
| 345. | 5.1% | Northern Bedford County School District / 6,958 |
| 348. | 5.1% | Annville-Cleona School District / 12,078 |
| 348. | 5.1% | East Pennsboro Area School District / 20,228 |
| 348. | 5.1% | Millville Area School District / 5,565 |
| 348. | 5.1% | North Penn School District / 98,175 |
| 352. | 5.0% | Central Dauphin School District / 90,401 |
| 353. | 5.0% | Susquehanna Community School District / 5,302 |
| 353. | 5.0% | North Allegheny School District / 50,013 |
| 355. | 5.0% | West Greene School District / 5,108 |
| 356. | 5.0% | Shanksville-Stonycreek School District / 2,868 |
| 356. | 5.0% | Mountain View School District / 9,134 |
| 358. | 5.0% | Unionville-Chadds Ford School District / 23,691 |
| 359. | 5.0% | Tunkhannock Area School District / 19,039 |
| 360. | 5.0% | Middletown Area School District / 18,076 |
| 361. | 5.0% | Carlisle Area School District / 37,074 |
| 362. | 4.9% | Pittsburgh School District / 309,086 |
| 362. | 4.9% | Northeast Bradford School District / 5,644 |
| 364. | 4.9% | Indiana Area School District / 32,924 |
| 365. | 4.9% | Otto-Eldred School District / 4,181 |
| 365. | 4.9% | South Fayette Township School District / 14,416 |
| 367. | 4.9% | Ephrata Area School District / 32,978 |
| 368. | 4.9% | Twin Valley School District / 24,048 |
| 368. | 4.9% | Upper Dublin School District / 25,569 |
| 370. | 4.9% | Mahanoy Area School District / 11,477 |
| 370. | 4.9% | Harmony Area School District / 2,345 |
| 370. | 4.9% | North Pocono School District / 20,809 |
| 373. | 4.9% | Lebanon School District / 26,258 |
| 373. | 4.9% | North East School District / 10,609 |
| 373. | 4.9% | Central Greene School District / 15,921 |
| 376. | 4.8% | Palmerton Area School District / 14,056 |
| 376. | 4.8% | Juniata Valley School District / 5,162 |
| 378. | 4.8% | Penn Manor School District / 41,319 |
| 379. | 4.8% | Great Valley School District / 29,816 |
| 379. | 4.8% | Boyertown Area School District / 46,133 |
| 381. | 4.8% | Southern York County School District / 20,833 |
| 381. | 4.8% | Pottstown School District / 22,377 |
| 383. | 4.8% | Catasauqua Area School District / 10,856 |
| 383. | 4.8% | Southern Tioga School District / 15,719 |
| 385. | 4.8% | Fairfield Area School District / 7,992 |
| 385. | 4.8% | Clarion-Limestone Area School District / 8,132 |
| 387. | 4.7% | Midd-West School District / 17,458 |
| 387. | 4.7% | Central Bucks School District / 114,377 |
| 389. | 4.7% | Interboro School District / 23,588 |
| 390. | 4.7% | McGuffey School District / 12,757 |
| 390. | 4.7% | Norristown Area School District / 63,577 |
| 392. | 4.7% | Chichester School District / 24,432 |
| 393. | 4.7% | Moon Area School District / 26,825 |
| 394. | 4.6% | Southern Lehigh School District / 20,969 |
| 395. | 4.6% | Fleetwood Area School District / 16,608 |
| 395. | 4.6% | Bellefonte Area School District / 25,328 |
| 397. | 4.6% | Bald Eagle Area School District / 13,206 |
| 397. | 4.6% | Girard School District / 11,237 |
| 397. | 4.6% | Moshannon Valley School District / 8,778 |
| 400. | 4.6% | Penncrest School District / 24,644 |
| 400. | 4.6% | Upper Perkiomen School District / 22,324 |
| 402. | 4.6% | Elk Lake School District / 8,362 |
| 403. | 4.6% | Williamsport Area School District / 41,746 |
| 403. | 4.6% | Greencastle-Antrim School District / 18,889 |
| 403. | 4.6% | Palisades School District / 14,936 |
| 403. | 4.6% | Union City Area School District / 6,894 |
| 407. | 4.6% | Halifax Area School District / 7,603 |
| 407. | 4.6% | Lackawanna Trail School District / 8,671 |
| 409. | 4.6% | Susquenita School District / 14,612 |
| 409. | 4.6% | Marion Center Area School District / 10,491 |
| 411. | 4.5% | Greenwood School District / 5,489 |
| 412. | 4.5% | Fannett-Metal School District / 4,521 |
| 412. | 4.5% | Northern Lehigh School District / 12,926 |
| 414. | 4.5% | Stroudsburg Area School District / 34,609 |
| 414. | 4.5% | Penns Manor Area School District / 6,155 |
| 414. | 4.5% | Washington School District / 15,897 |
| 417. | 4.5% | Erie City School District / 101,798 |
| 417. | 4.5% | Delaware Valley School District / 29,140 |
| 419. | 4.5% | New Hope-Solebury School District / 11,220 |
| 419. | 4.5% | Jim Thorpe Area School District / 15,798 |
| 421. | 4.5% | Claysburg-Kimmel School District / 5,789 |
| 421. | 4.5% | Quakertown Community School District / 36,426 |
| 423. | 4.5% | Pennsbury School District / 71,165 |
| 423. | 4.5% | Warrior Run School District / 17,290 |
| 425. | 4.4% | Upper Adams School District / 10,828 |
| 425. | 4.4% | Steelton-Highspire School District / 8,389 |
| 427. | 4.4% | Bristol Township School District / 54,582 |
| 428. | 4.4% | Lower Dauphin School District / 24,736 |
| 429. | 4.4% | Lake-Lehman School District / 16,821 |
| 430. | 4.3% | Southeast Delco School District / 30,353 |
| 431. | 4.3% | Phoenixville Area School District / 32,035 |
| 431. | 4.3% | Littlestown Area School District / 14,575 |
| 433. | 4.3% | Wilson Area School District / 15,477 |
| 433. | 4.3% | Eastern York School District / 19,542 |
| 433. | 4.3% | Big Spring School District / 20,627 |
| 436. | 4.3% | Newport School District / 7,627 |
| 436. | 4.3% | West Chester Area School District / 108,433 |
| 438. | 4.3% | Dover Area School District / 25,748 |
| 439. | 4.3% | Cocalico School District / 23,201 |
| 440. | 4.3% | Peters Township School District / 21,213 |
| 441. | 4.3% | Tuscarora School District / 18,407 |
| 441. | 4.3% | Owen J. Roberts School District / 32,804 |
| 443. | 4.3% | Pennridge School District / 48,307 |
| 444. | 4.2% | Bensalem Township School District / 60,416 |
| 445. | 4.2% | Penn Cambria School District / 17,381 |
| 446. | 4.2% | West Perry School District / 18,994 |
| 446. | 4.2% | Spring Grove Area School District / 27,384 |
| 448. | 4.2% | Allentown City School District / 118,036 |
| 449. | 4.1% | Hatboro-Horsham School District / 33,507 |
| 449. | 4.1% | Red Lion Area School District / 38,264 |
| 451. | 4.1% | Kennett Consolidated School District / 27,089 |
| 452. | 4.1% | Morrisville Borough School District / 8,728 |
| 453. | 4.1% | Shippensburg Area School District / 28,194 |
| 454. | 4.1% | Philadelphia City School District / 1,526,006 |
| 455. | 4.0% | Solanco School District / 31,827 |
| 455. | 4.0% | Council Rock School District / 72,458 |
| 457. | 4.0% | Wattsburg Area School District / 10,412 |
| 458. | 4.0% | Moniteau School District / 9,295 |
| 458. | 4.0% | Kutztown Area School District / 19,010 |
| 460. | 4.0% | Pottsgrove School District / 21,248 |
| 460. | 4.0% | Donegal School District / 20,557 |
| 462. | 4.0% | Radnor Township School District / 31,531 |
| 463. | 4.0% | South Park School District / 13,416 |
| 464. | 4.0% | Pleasant Valley School District / 33,880 |
| 465. | 3.9% | Daniel Boone Area School District / 21,249 |
| 466. | 3.9% | Montgomery Area School District / 7,427 |
| 467. | 3.9% | Northern York County School District / 21,083 |
| 468. | 3.9% | Northwestern School District / 12,097 |
| 468. | 3.9% | Bloomsburg Area School District / 20,663 |
| 468. | 3.9% | Pocono Mountain School District / 64,586 |
| 471. | 3.9% | Northern Lebanon School District / 17,419 |
| 472. | 3.8% | Pequea Valley School District / 21,413 |
| 473. | 3.8% | Octorara Area School District / 17,990 |
| 473. | 3.8% | Avon Grove School District / 30,080 |
| 475. | 3.8% | Slippery Rock Area School District / 20,583 |
| 476. | 3.8% | Bermudian Springs School District / 13,105 |
| 477. | 3.8% | William Penn School District / 42,116 |
| 477. | 3.8% | Seneca Valley School District / 46,966 |
| 479. | 3.8% | Tulpehocken Area School District / 12,267 |
| 480. | 3.7% | Pine-Richland School District / 22,597 |
| 480. | 3.7% | Upper Darby School District / 90,606 |
| 482. | 3.7% | Coatesville Area School District / 62,979 |
| 483. | 3.6% | Chester-Upland School District / 41,151 |
| 484. | 3.6% | South Side Area School District / 6,711 |
| 485. | 3.6% | Avonworth School District / 10,055 |
| 486. | 3.5% | Spring-Ford Area School District / 47,368 |
| 487. | 3.5% | East Stroudsburg Area School District / 47,915 |
| 487. | 3.5% | Northwestern Lehigh School District / 14,741 |
| 489. | 3.4% | Northeastern York School District / 23,371 |
| 490. | 3.4% | Lancaster School District / 74,885 |
| 491. | 3.3% | West Allegheny School District / 20,453 |
| 492. | 3.2% | South Eastern School District / 19,544 |
| 493. | 3.2% | Reading School District / 88,082 |
| 494. | 3.1% | Oxford Area School District / 25,814 |
| 494. | 3.1% | General McLane School District / 17,300 |
| 496. | 3.0% | State College Area School District / 92,270 |
| 497. | 2.8% | Harrisburg City School District / 49,528 |
| 498. | 2.7% | Downingtown Area School District / 68,499 |
| 499. | 2.7% | York City School District / 43,718 |
| 500. | 2.7% | Perkiomen Valley School District / 37,677 |
Please note that we only rank locations with 'Percentage of Population Age 75 to 84' data. The rank above might not be a complete list. Locations without 'Percentage of Population Age 75 to 84' data are not listed.
