| Rank | Median Age ▲ | School District / Population |
| 1. | 23.50 | Ames Community School District / 55,030 |
| 2. | 26.30 | Lamoni Community School District / 2,835 |
| 3. | 27.40 | Sioux Center Community School District / 8,910 |
| 4. | 27.60 | Cedar Falls Community School District / 39,480 |
| 4. | 27.60 | Iowa City Community School District / 103,013 |
| 6. | 30.70 | Storm Lake Community School District / 11,960 |
| 7. | 31.20 | Mount Vernon Community School District / 5,905 |
| 8. | 31.80 | College Community School District / 22,806 |
| 9. | 32.00 | Waukee Community School District / 32,882 |
| 10. | 32.50 | Ankeny Community School District / 46,304 |
| 10. | 32.50 | Lone Tree Community School District / 2,954 |
| 12. | 32.80 | Clear Creek-Amana Community School District / 11,173 |
| 13. | 33.10 | MOC-Floyd Valley Community School District / 10,720 |
| 13. | 33.10 | West Lyon Community School District / 4,374 |
| 15. | 33.40 | Denison Community School District / 10,321 |
| 16. | 33.70 | Keokuk Community School District / 13,261 |
| 17. | 33.80 | Boyden-Hull Community School District / 4,106 |
| 18. | 33.90 | Dallas Center-Grimes Community School District / 9,890 |
| 19. | 34.10 | Decorah Community School District / 11,827 |
| 20. | 34.30 | West Liberty Community School District / 6,222 |
| 21. | 34.40 | Cal Community School District / 1,724 |
| 21. | 34.40 | Des Moines Independent Community School District / 202,816 |
| 23. | 34.60 | Sioux City Community School District / 82,522 |
| 24. | 34.70 | Bondurant-Farrar Community School District / 5,772 |
| 24. | 34.70 | Linn-Mar Community School District / 34,836 |
| 26. | 34.80 | Pella Community School District / 15,598 |
| 27. | 34.90 | Colfax-Mingo Community School District / 5,134 |
| 28. | 35.00 | Diagonal Community School District / 640 |
| 29. | 35.10 | Earlham Community School District / 3,305 |
| 30. | 35.20 | Logan-Magnolia Community School District / 3,332 |
| 31. | 35.30 | Woodward-Granger Community School District / 5,097 |
| 32. | 35.40 | Johnston Community School District / 28,700 |
| 33. | 35.60 | Rock Valley Community School District / 4,755 |
| 34. | 35.80 | Southeast Polk Community School District / 30,372 |
| 34. | 35.80 | Ballard Community School District / 7,106 |
| 36. | 36.10 | Perry Community School District / 9,211 |
| 36. | 36.10 | Madrid Community School District / 3,416 |
| 36. | 36.10 | Wapsie Valley Community School District / 3,671 |
| 39. | 36.20 | West Bend-Mallard Community School District / 1,958 |
| 39. | 36.20 | Davenport Community School District / 105,189 |
| 39. | 36.20 | West Des Moines Community School District / 62,978 |
| 39. | 36.20 | Winfield-Mount Union Community School District / 2,229 |
| 43. | 36.30 | Council Bluffs Community School District / 59,123 |
| 44. | 36.40 | Waverly-Shell Rock Community School District / 13,371 |
| 45. | 36.60 | Graettinger Community School District / 1,480 |
| 45. | 36.60 | Indianola Community School District / 19,148 |
| 45. | 36.60 | North Polk Community School District / 6,046 |
| 48. | 36.70 | Sergeant Bluff-Luton Community School District / 5,921 |
| 49. | 36.80 | Morning Sun Community School District / 1,642 |
| 49. | 36.80 | Jesup Community School District / 4,684 |
| 51. | 36.90 | Louisa-Muscatine Community School District / 4,644 |
| 51. | 36.90 | North Linn Community School District / 3,579 |
| 53. | 37.00 | Waterloo Community School District / 77,311 |
| 53. | 37.00 | Norwalk Community School District / 10,626 |
| 53. | 37.00 | Carlisle Community School District / 7,808 |
| 53. | 37.00 | Cardinal Community School District / 4,743 |
| 57. | 37.30 | West Burlington Independent School District / 2,880 |
| 57. | 37.30 | Urbandale Community School District / 20,814 |
| 57. | 37.30 | Mid-Prairie Community School District / 9,399 |
| 60. | 37.50 | Cedar Rapids Community School District / 119,132 |
| 60. | 37.50 | Columbus Community School District / 4,394 |
| 62. | 38.00 | Benton Community School District / 9,232 |
| 62. | 38.00 | Marshalltown Community School District / 30,335 |
| 62. | 38.00 | Boone Community School District / 14,492 |
| 65. | 38.20 | Clay Central-Everly Community School District / 2,377 |
| 65. | 38.20 | Durant Community School District / 3,280 |
| 65. | 38.20 | Dubuque Community School District / 74,935 |
| 65. | 38.20 | Kingsley-Pierson Community School District / 2,697 |
| 65. | 38.20 | Alden Community School District / 1,705 |
| 70. | 38.30 | Center Point-Urbana Community School District / 5,870 |
| 70. | 38.30 | Western Dubuque Community School District / 21,123 |
| 70. | 38.30 | Fort Dodge Community School District / 30,009 |
| 73. | 38.40 | North Scott Community School District / 14,717 |
| 73. | 38.40 | Adel-De Soto-Minburn Community School District / 7,457 |
| 73. | 38.40 | Edgewood-Colesburg Community School District / 2,945 |
| 73. | 38.40 | East Buchanan Community School District / 2,950 |
| 77. | 38.50 | Wapello Community School District / 3,849 |
| 77. | 38.50 | Mount Pleasant Community School District / 12,837 |
| 79. | 38.60 | Union Community School District / 6,584 |
| 79. | 38.60 | North Central Community School District / 3,176 |
| 81. | 38.90 | Central City Community School District / 2,882 |
| 81. | 38.90 | Seymour Community School District / 2,521 |
| 83. | 39.00 | Wilton Community School District / 4,321 |
| 83. | 39.00 | Williamsburg Community School District / 6,177 |
| 83. | 39.00 | Van Meter Community School District / 3,048 |
| 83. | 39.00 | Estherville Lincoln Central Community School District / 8,148 |
| 83. | 39.00 | Independence Community School District / 9,560 |
| 88. | 39.10 | Pleasantville Community School District / 3,464 |
| 88. | 39.10 | Davis County Community School District / 8,468 |
| 90. | 39.20 | Saydel Community School District / 8,356 |
| 90. | 39.20 | Adair-Casey Community School District / 2,210 |
| 90. | 39.20 | Oskaloosa Community School District / 15,690 |
| 90. | 39.20 | Muscatine Community School District / 28,877 |
| 94. | 39.30 | Garner-Hayfield Community School District / 3,973 |
| 94. | 39.30 | Tripoli Community School District / 2,649 |
| 94. | 39.30 | South Tama County Community School District / 8,840 |
| 94. | 39.30 | Marion Independent School District / 11,774 |
| 98. | 39.50 | Fredericksburg Community School District / 1,624 |
| 99. | 39.60 | Dike-New Hartford Community School District / 4,570 |
| 100. | 39.70 | Ottumwa Community School District / 28,801 |
| 100. | 39.70 | Murray Community School District / 1,482 |
| 100. | 39.70 | Interstate 35 Community School District / 4,574 |
| 100. | 39.70 | Calamus-Wheatland Community School District / 2,484 |
| 104. | 39.80 | Preston Community School District / 1,875 |
| 104. | 39.80 | Woodbury Central Community School District / 2,836 |
| 104. | 39.80 | Riceville Community School District / 2,749 |
| 107. | 39.90 | Sibley-Ocheyedan Community School District / 4,882 |
| 107. | 39.90 | South Hamilton Community School District / 3,804 |
| 109. | 40.00 | Gilbert Community School District / 6,065 |
| 109. | 40.00 | Dunkerton Community School District / 2,498 |
| 109. | 40.00 | Denver Community School District / 3,803 |
| 109. | 40.00 | Winterset Community School District / 8,960 |
| 109. | 40.00 | Grinnell-Newburg Community School District / 12,284 |
| 109. | 40.00 | West Sioux Community School District / 4,455 |
| 115. | 40.10 | Central Lyon Community School District / 4,250 |
| 115. | 40.10 | Keota Community School District / 2,175 |
| 115. | 40.10 | Fremont Community School District / 1,129 |
| 115. | 40.10 | Lewis Central Community School District / 14,945 |
| 115. | 40.10 | Glenwood Community School District / 11,095 |
| 115. | 40.10 | Harmony Community School District / 2,704 |
| 121. | 40.20 | Bellevue Community School District / 4,643 |
| 121. | 40.20 | Bettendorf Community School District / 21,648 |
| 121. | 40.20 | Tri-Center Community School District / 3,569 |
| 121. | 40.20 | Knoxville Community School District / 11,532 |
| 125. | 40.30 | Rudd-Rockford-Marble Rock Community School District / 3,104 |
| 125. | 40.30 | BCLUW Community School District / 3,462 |
| 125. | 40.30 | South Winneshiek Community School District / 4,441 |
| 125. | 40.30 | West Marshall Community School District / 4,347 |
| 125. | 40.30 | Clarion-Goldfield Community School District / 5,091 |
| 130. | 40.50 | North Tama County Community School District / 2,963 |
| 130. | 40.50 | Pleasant Valley Community School District / 19,928 |
| 130. | 40.50 | Mason City Community School District / 29,225 |
| 130. | 40.50 | Clarinda Community School District / 6,692 |
| 134. | 40.70 | Treynor Community School District / 2,814 |
| 134. | 40.70 | Remsen-Union Community School District / 3,131 |
| 134. | 40.70 | Clinton Community School District / 26,447 |
| 134. | 40.70 | Clarksville Community School District / 2,279 |
| 134. | 40.70 | Forest City Community School District / 6,622 |
| 134. | 40.70 | Waco Community School District / 2,958 |
| 140. | 40.80 | C and M Community School District / 1,329 |
| 140. | 40.80 | Lisbon Community School District / 2,903 |
| 140. | 40.80 | West Central Community School District / 1,835 |
| 140. | 40.80 | Northeast Hamilton Community School District / 1,557 |
| 144. | 40.90 | Iowa Falls Community School District / 6,964 |
| 144. | 40.90 | Le Mars Community School District / 13,057 |
| 144. | 40.90 | Collins-Maxwell Community School District / 2,745 |
| 144. | 40.90 | Martensdale-St. Marys Community School District / 2,672 |
| 148. | 41.00 | Lynnville-Sully Community School District / 3,134 |
| 148. | 41.00 | Northeast Community School District / 2,774 |
| 148. | 41.00 | Roland-Story Community School District / 5,945 |
| 151. | 41.10 | Central Clinton Community School District / 9,472 |
| 151. | 41.10 | North Mahaska Community School District / 2,951 |
| 151. | 41.10 | Harris-Lake Park Community School District / 1,931 |
| 151. | 41.10 | Washington Community School District / 10,011 |
| 151. | 41.10 | Burlington Community School District / 29,454 |
| 156. | 41.20 | Riverside Community School District / 3,769 |
| 156. | 41.20 | Nevada Community School District / 8,165 |
| 156. | 41.20 | Camanche Community School District / 5,419 |
| 159. | 41.30 | Howard-Winneshiek Community School District / 8,921 |
| 159. | 41.30 | Creston Community School District / 9,311 |
| 161. | 41.40 | Hudson Community School District / 3,519 |
| 162. | 41.50 | Clarke Community School District / 7,975 |
| 162. | 41.50 | Maquoketa Valley Community School District / 4,516 |
| 164. | 41.60 | Fremont-Mills Community School District / 2,815 |
| 164. | 41.60 | West Delaware County Community School District / 9,382 |
| 164. | 41.60 | Monticello Community School District / 6,594 |
| 164. | 41.60 | Rockwell-Swaledale Community School District / 2,020 |
| 164. | 41.60 | Springville Community School District / 2,550 |
| 164. | 41.60 | Schaller-Crestland Community School District / 2,110 |
| 170. | 41.70 | North Fayette Community School District / 6,143 |
| 171. | 41.80 | Moulton-Udell Community School District / 1,648 |
| 171. | 41.80 | East Union Community School District / 3,300 |
| 171. | 41.80 | MFL MarMac Community School District / 5,721 |
| 171. | 41.80 | Twin Rivers Community School District / 1,264 |
| 175. | 41.90 | River Valley Community School District / 2,759 |
| 175. | 41.90 | AGWSR Community School District / 4,360 |
| 175. | 41.90 | West Branch Community School District / 4,223 |
| 175. | 41.90 | Hinton Community School District / 2,697 |
| 175. | 41.90 | Newton Community School District / 21,120 |
| 180. | 42.10 | Highland Community School District / 3,543 |
| 181. | 42.20 | Webster City Community School District / 10,032 |
| 181. | 42.20 | Postville Community School District / 3,717 |
| 181. | 42.20 | Carroll Community School District / 14,260 |
| 181. | 42.20 | Eddyville-Blakesburg Community School District / 3,922 |
| 185. | 42.30 | North Cedar Community School District / 5,206 |
| 185. | 42.30 | Spencer Community School District / 12,119 |
| 185. | 42.30 | Midland Community School District / 3,911 |
| 188. | 42.40 | South O'Brien Community School District / 4,872 |
| 189. | 42.60 | Aplington-Parkersburg Community School District / 4,162 |
| 189. | 42.60 | Twin Cedars Community School District / 2,445 |
| 189. | 42.60 | Chariton Community School District / 7,666 |
| 192. | 42.70 | Vinton-Shellsburg Community School District / 10,546 |
| 193. | 42.80 | Oelwein Community School District / 9,451 |
| 193. | 42.80 | Bennett Community School District / 1,277 |
| 193. | 42.80 | Lawton-Bronson Community School District / 3,246 |
| 193. | 42.80 | Rockwell City-Lytton Community School District / 3,489 |
| 197. | 42.90 | Iowa Valley Community School District / 3,379 |
| 197. | 42.90 | Montezuma Community School District / 3,616 |
| 197. | 42.90 | Tipton Community School District / 5,302 |
| 197. | 42.90 | Missouri Valley Community School District / 5,091 |
| 197. | 42.90 | Albia Community School District / 7,362 |
| 197. | 42.90 | Ogden Community School District / 4,145 |
| 203. | 43.00 | Anamosa Community School District / 9,405 |
| 204. | 43.10 | New Hampton Community School District / 7,563 |
| 204. | 43.10 | English Valleys Community School District / 2,946 |
| 204. | 43.10 | Manning Community School District / 2,414 |
| 207. | 43.20 | Hamburg Community School District / 1,686 |
| 207. | 43.20 | Centerville Community School District / 9,042 |
| 207. | 43.20 | Mediapolis Community School District / 5,348 |
| 210. | 43.30 | Hubbard-Radcliffe Community School District / 2,705 |
| 211. | 43.40 | Walnut Community School District / 1,288 |
| 211. | 43.40 | Valley Community School District / 2,722 |
| 211. | 43.40 | Akron-Westfield Community School District / 3,466 |
| 211. | 43.40 | Solon Community School District / 5,884 |
| 215. | 43.50 | Whiting Community School District / 1,028 |
| 215. | 43.50 | Panorama Community School District / 4,858 |
| 215. | 43.50 | Allamakee Community School District / 9,033 |
| 218. | 43.60 | H-L-V Community School District / 1,957 |
| 218. | 43.60 | Schleswig Community School District / 1,726 |
| 218. | 43.60 | West Central Valley Community School District / 5,772 |
| 218. | 43.60 | Malvern Community School District / 2,029 |
| 218. | 43.60 | Anthon-Oto Community School District / 1,588 |
| 218. | 43.60 | Westwood Community School District / 2,872 |
| 218. | 43.60 | Colo-Nesco Community School District / 3,209 |
| 225. | 43.70 | Alta Community School District / 2,899 |
| 225. | 43.70 | East Central Community School District / 2,163 |
| 225. | 43.70 | West Harrison Community School District / 2,989 |
| 228. | 43.80 | Harlan Community School District / 9,042 |
| 228. | 43.80 | Charles City Community School District / 11,277 |
| 228. | 43.80 | Paton-Churdan Community School District / 1,165 |
| 228. | 43.80 | Underwood Community School District / 3,721 |
| 228. | 43.80 | Andrew Community School District / 1,639 |
| 228. | 43.80 | Battle Creek-Ida Grove Community School District / 4,107 |
| 234. | 43.90 | Alburnett Community School District / 3,463 |
| 234. | 43.90 | PCM Community School District / 4,875 |
| 234. | 43.90 | Gilmore City-Bradgate Community School District / 980 |
| 234. | 43.90 | Belmond-Klemme Community School District / 4,493 |
| 234. | 43.90 | Red Oak Community School District / 7,243 |
| 234. | 43.90 | Griswold Community School District / 3,529 |
| 240. | 44.00 | Sheldon Community School District / 6,897 |
| 240. | 44.00 | Farragut Community School District / 1,699 |
| 240. | 44.00 | GMG Community School District / 1,889 |
| 240. | 44.00 | Baxter Community School District / 1,929 |
| 240. | 44.00 | St. Ansgar Community School District / 4,081 |
| 240. | 44.00 | Southeast Warren Community School District / 3,043 |
| 246. | 44.10 | Guthrie Center Community School District / 2,627 |
| 246. | 44.10 | Ar-We-Va Community School District / 2,120 |
| 246. | 44.10 | North Kossuth Community School District / 2,193 |
| 249. | 44.20 | Osage Community School District / 5,907 |
| 249. | 44.20 | Bedford Community School District / 2,877 |
| 251. | 44.30 | Van Buren Community School District / 5,222 |
| 251. | 44.30 | Atlantic Community School District / 8,550 |
| 251. | 44.30 | Tri-County Community School District / 1,886 |
| 251. | 44.30 | Starmont Community School District / 3,988 |
| 251. | 44.30 | East Greene Community School District / 1,765 |
| 251. | 44.30 | Lenox Community School District / 1,857 |
| 251. | 44.30 | Humboldt Community School District / 7,479 |
| 258. | 44.40 | Sigourney Community School District / 3,538 |
| 258. | 44.40 | Terril Community School District / 1,015 |
| 258. | 44.40 | Maquoketa Community School District / 9,196 |
| 258. | 44.40 | Central Lee Community School District / 5,247 |
| 258. | 44.40 | Belle Plaine Community School District / 3,384 |
| 258. | 44.40 | Pekin Community School District / 3,760 |
| 264. | 44.50 | Marcus-Meriden-Cleghorn Community School District / 2,798 |
| 265. | 44.60 | A-H-S-T Community School District / 3,613 |
| 265. | 44.60 | Odebolt-Arthur Community School District / 2,236 |
| 265. | 44.60 | Grundy Center Community School District / 3,694 |
| 265. | 44.60 | Prairie Valley Community School District / 3,719 |
| 265. | 44.60 | Sumner Community School District / 3,065 |
| 270. | 44.70 | Jefferson-Scranton Community School District / 6,408 |
| 271. | 44.80 | Nodaway Valley Community School District / 4,425 |
| 271. | 44.80 | Hampton-Dumont Community School District / 7,055 |
| 273. | 44.90 | Nashua-Plainfield Community School District / 4,026 |
| 273. | 44.90 | East Marshall Community School District / 3,787 |
| 273. | 44.90 | Eagle Grove Community School District / 4,782 |
| 273. | 44.90 | Central Community School District / 3,730 |
| 277. | 45.00 | Fairfield Community School District / 15,124 |
| 277. | 45.00 | Corning Community School District / 3,140 |
| 277. | 45.00 | Glidden-Ralston Community School District / 1,894 |
| 280. | 45.10 | New London Community School District / 2,964 |
| 280. | 45.10 | Galva-Holstein Community School District / 2,733 |
| 280. | 45.10 | Audubon Community School District / 3,566 |
| 283. | 45.20 | Corwith-Wesley Community School District / 1,119 |
| 283. | 45.20 | Aurelia Community School District / 1,907 |
| 283. | 45.20 | Moravia Community School District / 2,177 |
| 283. | 45.20 | Essex Community School District / 1,478 |
| 283. | 45.20 | North Winneshiek Community School District / 1,943 |
| 283. | 45.20 | Emmetsburg Community School District / 5,002 |
| 283. | 45.20 | Prescott Community School District / 582 |
| 290. | 45.30 | Danville Community School District / 2,591 |
| 290. | 45.30 | Stratford Community School District / 1,290 |
| 292. | 45.50 | Mount Ayr Community School District / 4,309 |
| 292. | 45.50 | Lake Mills Community School District / 4,087 |
| 292. | 45.50 | Fort Madison Community School District / 17,198 |
| 292. | 45.50 | West Monona Community School District / 4,504 |
| 292. | 45.50 | Newell-Fonda Community School District / 2,341 |
| 297. | 45.60 | Clear Lake Community School District / 8,681 |
| 297. | 45.60 | Central Decatur Community School District / 4,493 |
| 297. | 45.60 | Maple Valley Community School District / 2,951 |
| 300. | 45.70 | Wall Lake View Auburn Community School District / 3,367 |
| 300. | 45.70 | Spirit Lake Community School District / 8,148 |
| 300. | 45.70 | Sheffield Chapin Meservey Thornton Community School District / 3,025 |
| 300. | 45.70 | Villisca Community School District / 2,446 |
| 304. | 45.80 | Melcher-Dallas Community School District / 2,028 |
| 304. | 45.80 | Gladbrook-Reinbeck Community School District / 4,780 |
| 304. | 45.80 | Janesville Consolidated School District / 2,500 |
| 304. | 45.80 | North Iowa Community School District / 3,332 |
| 304. | 45.80 | Eastern Allamakee Community School District / 2,542 |
| 309. | 45.90 | Delwood Community School District / 1,269 |
| 310. | 46.00 | Anita Community School District / 1,888 |
| 310. | 46.00 | Sioux Central Community School District / 2,686 |
| 312. | 46.10 | Laurens-Marathon Community School District / 2,295 |
| 313. | 46.20 | IKM Community School District / 2,495 |
| 313. | 46.20 | New Market Community School District / 1,146 |
| 315. | 46.30 | Turkey Valley Community School District / 3,003 |
| 315. | 46.30 | Hartley-Melvin-Sanborn Community School District / 4,443 |
| 315. | 46.30 | Armstrong-Ringsted Community School District / 2,375 |
| 318. | 46.40 | Algona Community School District / 9,393 |
| 318. | 46.40 | Boyer Valley Community School District / 2,622 |
| 318. | 46.40 | Olin Consolidated School District / 1,443 |
| 321. | 46.60 | Wayne Community School District / 3,282 |
| 321. | 46.60 | Mormon Trail Community School District / 1,721 |
| 323. | 46.70 | Shenandoah Community School District / 6,227 |
| 323. | 46.70 | Nishna Valley Community School District / 1,463 |
| 325. | 46.80 | Stanton Community School District / 1,119 |
| 325. | 46.80 | George-Little Rock Community School District / 2,774 |
| 327. | 46.90 | Russell Community School District / 958 |
| 327. | 46.90 | Brooklyn-Guernsey-Malcom Community School District / 3,273 |
| 329. | 47.00 | Southern Cal Community School District / 3,104 |
| 330. | 47.10 | Charter Oak-Ute Community School District / 1,766 |
| 330. | 47.10 | Coon Rapids-Bayard Community School District / 2,508 |
| 330. | 47.10 | Eldora-New Providence Community School District / 3,929 |
| 330. | 47.10 | Elk Horn-Kimballton Community School District / 1,522 |
| 334. | 47.20 | Southeast Webster-Grand Community School District / 3,547 |
| 335. | 47.30 | Woodbine Community School District / 2,528 |
| 335. | 47.30 | West Hancock Community School District / 3,991 |
| 337. | 47.40 | United Community School District / 1,814 |
| 338. | 47.50 | Allison-Bristow Community School District / 1,840 |
| 339. | 47.60 | Nora Springs-Rock Falls Community School District / 2,515 |
| 340. | 47.70 | Sentral Community School District / 1,103 |
| 340. | 47.70 | Clayton Ridge Community School District / 4,896 |
| 340. | 47.70 | Ruthven-Ayrshire Community School District / 1,609 |
| 343. | 47.80 | Sac Community School District / 2,754 |
| 343. | 47.80 | Pocahontas Area Community School District / 3,611 |
| 345. | 47.90 | Cherokee Community School District / 6,347 |
| 346. | 48.00 | Sidney Community School District / 1,666 |
| 346. | 48.00 | South Page Community School District / 1,572 |
| 348. | 48.10 | Clearfield Community School District / 603 |
| 349. | 48.20 | Manson Northwest Webster Community School District / 4,006 |
| 350. | 48.30 | South Clay Community School District / 992 |
| 350. | 48.30 | Greene Community School District / 2,165 |
| 352. | 48.60 | Northwood-Kensett Community School District / 3,109 |
| 353. | 48.70 | Albert City-Truesdale Community School District / 1,472 |
| 353. | 48.70 | Woden-Crystal Lake Community School District / 836 |
| 355. | 48.90 | Orient-Macksburg Community School District / 1,155 |
| 355. | 48.90 | Exira Community School District / 1,705 |
| 357. | 49.00 | Dows Community School District / 1,050 |
| 357. | 49.00 | Lineville-Clio Community School District / 609 |
| 359. | 49.30 | Lu Verne Community School District / 514 |
| 360. | 50.80 | Ventura Community School District / 1,736 |
| 361. | 51.20 | Titonka Consolidated School District / 983 |
| 361. | 51.20 | Okoboji Community School District / 6,263 |
| 363. | 52.10 | Pomeroy-Palmer Community School District / 1,376 |
Please note that we only rank locations with 'Median Age' data. The rank above might not be a complete list. Locations without 'Median Age' 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.
