| Rank | Tornado Index ▼ | School District / Population |
| 1. | 343.97 | Roland-Story Community School District / 5,841 |
| 2. | 343.19 | Gilbert Community School District / 6,714 |
| 3. | 336.15 | Ames Community School District / 58,297 |
| 4. | 325.62 | United Community School District / 2,145 |
| 5. | 323.57 | Nevada Community School District / 8,919 |
| 6. | 316.89 | Saydel Community School District / 8,103 |
| 7. | 313.34 | BCLUW Community School District / 3,214 |
| 8. | 313.08 | Collins-Maxwell Community School District / 2,689 |
| 9. | 312.62 | Colo-Nesco Community School District / 3,044 |
| 10. | 311.31 | West Marshall Community School District / 4,951 |
| 11. | 308.55 | Ballard Community School District / 7,081 |
| 12. | 308.11 | Baxter Community School District / 1,717 |
| 13. | 306.14 | Boone Community School District / 14,429 |
| 14. | 305.54 | Bondurant-Farrar Community School District / 6,685 |
| 15. | 304.89 | Des Moines Independent Community School District / 205,612 |
| 16. | 302.29 | Marshalltown Community School District / 30,396 |
| 17. | 302.03 | Southeast Polk Community School District / 33,956 |
| 18. | 301.69 | Ankeny Community School District / 53,970 |
| 19. | 299.79 | North Polk Community School District / 6,798 |
| 20. | 299.39 | Waterloo Community School District / 77,406 |
| 21. | 297.57 | Urbandale Community School District / 20,873 |
| 22. | 296.43 | Hubbard-Radcliffe Community School District / 2,896 |
| 23. | 295.71 | Dunkerton Community School District / 2,499 |
| 24. | 295.57 | Johnston Community School District / 34,241 |
| 25. | 295.17 | Gladbrook-Reinbeck Community School District / 4,417 |
| 26. | 295.05 | East Marshall Community School District / 4,093 |
| 27. | 291.12 | South Hamilton Community School District / 3,602 |
| 28. | 290.46 | West Des Moines Community School District / 65,738 |
| 29. | 289.71 | Clarinda Community School District / 7,277 |
| 30. | 288.50 | Colfax-Mingo Community School District / 4,262 |
| 31. | 288.28 | Stratford Community School District / 1,209 |
| 32. | 286.58 | Eldora-New Providence Community School District / 3,765 |
| 33. | 286.56 | Cedar Rapids Community School District / 120,797 |
| 34. | 285.99 | Carlisle Community School District / 8,924 |
| 35. | 285.20 | Dallas Center-Grimes Community School District / 10,190 |
| 36. | 285.17 | Grundy Center Community School District / 3,725 |
| 37. | 284.64 | Woodward-Granger Community School District / 5,287 |
| 38. | 283.99 | GMG Community School District / 1,782 |
| 39. | 283.96 | Waukee Community School District / 41,420 |
| 40. | 283.78 | Madrid Community School District / 3,512 |
| 41. | 282.26 | AGWSR Community School District / 4,849 |
| 42. | 281.85 | Union Community School District / 6,347 |
| 43. | 279.62 | Dike-New Hartford Community School District / 4,498 |
| 44. | 278.04 | Lenox Community School District / 2,032 |
| 45. | 278.03 | Greene Community School District / 2,045 |
| 46. | 277.84 | Marion Independent School District / 12,255 |
| 47. | 277.81 | Newton Community School District / 21,242 |
| 48. | 277.15 | Jesup Community School District / 5,895 |
| 49. | 275.91 | Hudson Community School District / 3,327 |
| 50. | 275.85 | Linn-Mar Community School District / 37,068 |
| 51. | 275.66 | New Market Community School District / 957 |
| 52. | 275.19 | South Tama County Community School District / 8,674 |
| 53. | 275.14 | Norwalk Community School District / 11,717 |
| 54. | 274.44 | St. Ansgar Community School District / 4,065 |
| 55. | 274.30 | Mount Vernon Community School District / 6,779 |
| 56. | 274.11 | Fort Dodge Community School District / 28,658 |
| 57. | 273.90 | Wapsie Valley Community School District / 3,790 |
| 58. | 273.78 | Aplington-Parkersburg Community School District / 4,304 |
| 59. | 273.61 | Vinton-Shellsburg Community School District / 10,383 |
| 60. | 271.79 | Northeast Hamilton Community School District / 1,390 |
| 61. | 271.25 | North Tama County Community School District / 3,086 |
| 62. | 270.95 | Waverly-Shell Rock Community School District / 13,825 |
| 63. | 270.63 | Denver Community School District / 3,847 |
| 64. | 270.50 | Villisca Community School District / 2,189 |
| 65. | 270.16 | Perry Community School District / 10,091 |
| 66. | 269.70 | Adel-De Soto-Minburn Community School District / 8,067 |
| 67. | 269.65 | Clarksville Community School District / 2,094 |
| 68. | 269.44 | Corning Community School District / 2,814 |
| 69. | 269.31 | Shenandoah Community School District / 6,133 |
| 70. | 269.07 | Northwood-Kensett Community School District / 3,314 |
| 71. | 268.53 | Central City Community School District / 2,998 |
| 72. | 268.41 | Bennett Community School District / 1,138 |
| 73. | 267.86 | Ogden Community School District / 4,003 |
| 74. | 267.53 | Benton Community School District / 9,202 |
| 75. | 266.56 | Charles City Community School District / 11,219 |
| 76. | 266.17 | Nashua-Plainfield Community School District / 3,878 |
| 77. | 266.01 | Indianola Community School District / 20,037 |
| 78. | 265.94 | South Page Community School District / 1,510 |
| 79. | 265.85 | Oelwein Community School District / 8,702 |
| 80. | 265.74 | Calamus-Wheatland Community School District / 2,301 |
| 81. | 265.01 | Mason City Community School District / 28,622 |
| 82. | 264.61 | PCM Community School District / 5,314 |
| 83. | 264.37 | Springville Community School District / 2,568 |
| 84. | 263.76 | West Branch Community School District / 4,319 |
| 85. | 263.76 | Alburnett Community School District / 3,524 |
| 86. | 263.63 | Tipton Community School District / 4,999 |
| 87. | 263.40 | Osage Community School District / 5,969 |
| 88. | 263.39 | Southeast Webster-Grand Community School District / 3,156 |
| 89. | 263.00 | Martensdale-St. Marys Community School District / 3,019 |
| 90. | 262.62 | Allison-Bristow Community School District / 4,070 |
| 91. | 262.18 | Cedar Falls Community School District / 41,989 |
| 92. | 262.10 | Essex Community School District / 1,445 |
| 93. | 262.00 | Farragut Community School District / 1,483 |
| 94. | 261.88 | Janesville Consolidated School District / 2,455 |
| 95. | 261.86 | Independence Community School District / 9,001 |
| 96. | 260.84 | Lisbon Community School District / 2,816 |
| 97. | 260.60 | West Liberty Community School District / 6,333 |
| 98. | 260.50 | Stanton Community School District / 1,214 |
| 99. | 258.92 | North Central Community School District / 5,594 |
| 100. | 258.92 | Clear Lake Community School District / 8,752 |
| 101. | 258.71 | Grinnell-Newburg Community School District / 12,345 |
| 102. | 258.70 | Diagonal Community School District / 662 |
| 103. | 258.11 | Webster City Community School District / 9,959 |
| 104. | 257.88 | Clearfield Community School District / 688 |
| 105. | 257.54 | Iowa Valley Community School District / 3,512 |
| 106. | 257.28 | College Community School District / 24,875 |
| 107. | 257.06 | Alden Community School District / 1,572 |
| 108. | 257.00 | Iowa Falls Community School District / 7,064 |
| 109. | 256.55 | Creston Community School District / 9,674 |
| 110. | 256.38 | Lake Mills Community School District / 3,576 |
| 111. | 255.67 | Van Meter Community School District / 3,282 |
| 112. | 255.21 | Lone Tree Community School District / 2,278 |
| 113. | 254.63 | Wilton Community School District / 4,251 |
| 114. | 254.57 | Bedford Community School District / 3,075 |
| 115. | 254.54 | Sumner Community School District / 3,448 |
| 116. | 254.27 | Durant Community School District / 3,345 |
| 117. | 253.70 | Nora Springs-Rock Falls Community School District / 2,466 |
| 118. | 253.43 | Riceville Community School District / 2,655 |
| 119. | 252.91 | Anamosa Community School District / 9,287 |
| 120. | 252.26 | Highland Community School District / 4,128 |
| 121. | 252.19 | North Cedar Community School District / 5,101 |
| 122. | 251.58 | Mount Ayr Community School District / 4,141 |
| 123. | 251.57 | Iowa City Community School District / 110,675 |
| 124. | 251.57 | New Hampton Community School District / 7,238 |
| 125. | 251.37 | Prescott Community School District / 645 |
| 126. | 251.26 | West Delaware County Community School District / 9,003 |
| 127. | 250.98 | Solon Community School District / 6,638 |
| 128. | 250.88 | Clarion-Goldfield Community School District / 4,653 |
| 129. | 250.38 | Lynnville-Sully Community School District / 3,164 |
| 130. | 250.27 | East Union Community School District / 3,256 |
| 131. | 249.98 | Eagle Grove Community School District / 4,693 |
| 132. | 249.84 | Red Oak Community School District / 6,975 |
| 133. | 249.74 | Pleasantville Community School District / 3,661 |
| 134. | 249.57 | Center Point-Urbana Community School District / 5,868 |
| 135. | 249.55 | Cal Community School District / 1,713 |
| 136. | 249.37 | Mid-Prairie Community School District / 9,096 |
| 137. | 249.17 | Belle Plaine Community School District / 3,236 |
| 138. | 249.03 | Tripoli Community School District / 2,771 |
| 139. | 248.54 | Earlham Community School District / 3,358 |
| 140. | 248.07 | Ventura Community School District / 1,683 |
| 141. | 247.47 | Hampton-Dumont Community School District / 6,739 |
| 142. | 246.74 | Interstate 35 Community School District / 4,979 |
| 143. | 246.31 | East Greene Community School District / 1,714 |
| 144. | 245.95 | English Valleys Community School District / 2,890 |
| 145. | 245.94 | Muscatine Community School District / 29,190 |
| 146. | 245.68 | Clarke Community School District / 8,023 |
| 147. | 245.63 | Dows Community School District / 801 |
| 148. | 245.44 | Fredericksburg Community School District / 1,824 |
| 149. | 245.40 | Murray Community School District / 1,200 |
| 150. | 244.71 | Prairie Valley Community School District / 4,144 |
| 151. | 244.33 | Columbus Community School District / 4,667 |
| 152. | 244.24 | Nodaway Valley Community School District / 4,119 |
| 153. | 243.83 | Rockwell-Swaledale Community School District / 1,970 |
| 154. | 243.75 | H-L-V Community School District / 2,207 |
| 155. | 243.46 | Forest City Community School District / 7,723 |
| 156. | 243.39 | Brooklyn-Guernsey-Malcom Community School District / 3,173 |
| 157. | 243.28 | West Central Community School District / 1,871 |
| 158. | 242.89 | Rudd-Rockford-Marble Rock Community School District / 2,956 |
| 159. | 242.60 | East Buchanan Community School District / 2,905 |
| 160. | 242.51 | North Linn Community School District / 3,653 |
| 161. | 242.23 | Davenport Community School District / 108,996 |
| 162. | 242.21 | Orient-Macksburg Community School District / 1,209 |
| 163. | 242.08 | Olin Consolidated School District / 1,480 |
| 164. | 241.91 | Louisa-Muscatine Community School District / 4,762 |
| 165. | 241.62 | Atlantic Community School District / 8,459 |
| 166. | 241.19 | Garner-Hayfield Community School District / 3,852 |
| 167. | 240.79 | Griswold Community School District / 3,404 |
| 168. | 240.70 | Sidney Community School District / 1,811 |
| 169. | 240.69 | Nishna Valley Community School District / 1,334 |
| 170. | 239.78 | Belmond-Klemme Community School District / 4,389 |
| 171. | 239.19 | Fremont-Mills Community School District / 2,550 |
| 172. | 238.73 | Monticello Community School District / 6,621 |
| 173. | 237.09 | C and M Community School District / 2,951 |
| 174. | 236.75 | Winterset Community School District / 8,821 |
| 175. | 236.47 | Manson Northwest Webster Community School District / 4,280 |
| 176. | 236.40 | Williamsburg Community School District / 6,496 |
| 177. | 236.12 | Clear Creek-Amana Community School District / 12,321 |
| 178. | 236.11 | Malvern Community School District / 3,384 |
| 179. | 235.77 | Bettendorf Community School District / 23,151 |
| 180. | 235.22 | Woden-Crystal Lake Community School District / 912 |
| 181. | 235.10 | Maquoketa Valley Community School District / 4,450 |
| 182. | 234.61 | Glenwood Community School District / 11,075 |
| 183. | 234.12 | Hamburg Community School District / 1,478 |
| 184. | 232.87 | Panorama Community School District / 4,575 |
| 185. | 231.81 | Keota Community School District / 2,064 |
| 186. | 231.65 | Starmont Community School District / 3,814 |
| 187. | 231.30 | Knoxville Community School District / 11,702 |
| 188. | 230.76 | Lu Verne Community School District / 506 |
| 189. | 230.29 | Sheffield Chapin Meservey Thornton Community School District / 4,716 |
| 190. | 230.19 | North Scott Community School District / 15,673 |
| 191. | 230.12 | Montezuma Community School District / 3,480 |
| 192. | 230.04 | Lewis Central Community School District / 15,278 |
| 193. | 229.76 | Pella Community School District / 15,556 |
| 194. | 229.68 | Washington Community School District / 10,221 |
| 195. | 229.54 | Southeast Warren Community School District / 3,145 |
| 196. | 229.22 | West Central Valley Community School District / 5,965 |
| 197. | 228.83 | Humboldt Community School District / 7,467 |
| 197. | 228.83 | Jefferson-Scranton Community School District / 6,062 |
| 199. | 228.69 | Twin Cedars Community School District / 2,548 |
| 200. | 228.48 | Akron-Westfield Community School District / 3,200 |
| 201. | 227.57 | Turkey Valley Community School District / 2,954 |
| 202. | 226.37 | North Iowa Community School District / 3,147 |
| 203. | 226.31 | Gilmore City-Bradgate Community School District / 1,012 |
| 204. | 226.05 | Midland Community School District / 3,620 |
| 205. | 224.84 | Delwood Community School District / 1,123 |
| 206. | 224.62 | Oskaloosa Community School District / 15,978 |
| 207. | 224.32 | Treynor Community School District / 3,013 |
| 208. | 224.15 | George-Little Rock Community School District / 2,698 |
| 209. | 224.15 | Wapello Community School District / 3,582 |
| 210. | 224.09 | West Lyon Community School District / 4,823 |
| 211. | 224.01 | Anita Community School District / 1,759 |
| 212. | 223.86 | Western Dubuque Community School District / 22,060 |
| 213. | 223.53 | Sibley-Ocheyedan Community School District / 4,603 |
| 214. | 223.49 | West Sioux Community School District / 3,988 |
| 215. | 223.47 | Rock Valley Community School District / 5,192 |
| 216. | 223.32 | Harris-Lake Park Community School District / 1,717 |
| 217. | 222.75 | Riverside Community School District / 4,115 |
| 218. | 222.55 | Pleasant Valley Community School District / 20,099 |
| 219. | 222.04 | Le Mars Community School District / 13,419 |
| 220. | 221.78 | Council Bluffs Community School District / 59,876 |
| 221. | 221.41 | West Hancock Community School District / 4,119 |
| 222. | 221.20 | Melcher-Dallas Community School District / 1,674 |
| 223. | 220.81 | Sioux Center Community School District / 8,923 |
| 224. | 220.77 | MOC-Floyd Valley Community School District / 11,218 |
| 225. | 220.67 | Clay Central-Everly Community School District / 2,322 |
| 226. | 219.57 | North Mahaska Community School District / 2,811 |
| 227. | 219.36 | Sigourney Community School District / 3,751 |
| 228. | 219.36 | Chariton Community School District / 8,330 |
| 229. | 218.96 | Paton-Churdan Community School District / 1,112 |
| 230. | 218.82 | Howard-Winneshiek Community School District / 9,042 |
| 231. | 218.72 | Algona Community School District / 9,417 |
| 232. | 218.27 | Central Clinton Community School District / 9,489 |
| 233. | 217.72 | Spencer Community School District / 12,952 |
| 234. | 217.60 | Titonka Consolidated School District / 897 |
| 235. | 217.29 | Central Lyon Community School District / 4,018 |
| 236. | 217.25 | Corwith-Wesley Community School District / 921 |
| 237. | 216.79 | Twin Rivers Community School District / 1,193 |
| 238. | 216.24 | West Bend-Mallard Community School District / 2,108 |
| 239. | 215.66 | Remsen-Union Community School District / 3,013 |
| 240. | 215.41 | Tri-County Community School District / 1,682 |
| 241. | 214.81 | Maquoketa Community School District / 8,888 |
| 242. | 214.78 | Sheldon Community School District / 7,292 |
| 243. | 214.67 | Pomeroy-Palmer Community School District / 1,528 |
| 244. | 214.46 | Marcus-Meriden-Cleghorn Community School District / 2,921 |
| 245. | 214.33 | Morning Sun Community School District / 1,362 |
| 246. | 214.17 | Waco Community School District / 3,209 |
| 247. | 213.64 | Winfield-Mount Union Community School District / 1,651 |
| 248. | 212.90 | Lamoni Community School District / 3,133 |
| 249. | 212.35 | Fairfield Community School District / 15,659 |
| 250. | 212.04 | Adair-Casey Community School District / 1,914 |
| 251. | 210.84 | Mormon Trail Community School District / 1,675 |
| 252. | 210.79 | Cardinal Community School District / 4,014 |
| 253. | 210.50 | Pocahontas Area Community School District / 5,262 |
| 254. | 210.31 | Central Decatur Community School District / 4,215 |
| 255. | 210.23 | Boyden-Hull Community School District / 4,358 |
| 256. | 210.12 | Sioux City Community School District / 83,385 |
| 257. | 210.11 | Walnut Community School District / 1,219 |
| 258. | 210.06 | Edgewood-Colesburg Community School District / 2,949 |
| 259. | 209.32 | South Clay Community School District / 910 |
| 260. | 209.22 | Fremont Community School District / 1,135 |
| 261. | 209.21 | Coon Rapids-Bayard Community School District / 2,822 |
| 262. | 208.93 | Mediapolis Community School District / 4,736 |
| 263. | 208.66 | Wayne Community School District / 3,819 |
| 264. | 208.08 | Sentral Community School District / 1,028 |
| 265. | 208.02 | Okoboji Community School District / 6,700 |
| 266. | 207.86 | Glidden-Ralston Community School District / 2,080 |
| 267. | 207.73 | Pekin Community School District / 3,690 |
| 268. | 207.38 | Spirit Lake Community School District / 8,022 |
| 269. | 206.86 | South O'Brien Community School District / 4,582 |
| 270. | 206.63 | North Fayette Community School District / 6,122 |
| 271. | 206.30 | Hartley-Melvin-Sanborn Community School District / 4,250 |
| 272. | 205.95 | Sergeant Bluff-Luton Community School District / 6,278 |
| 273. | 205.54 | Guthrie Center Community School District / 2,625 |
| 274. | 204.87 | Tri-Center Community School District / 3,553 |
| 275. | 204.63 | Laurens-Marathon Community School District / 2,182 |
| 276. | 204.19 | Mount Pleasant Community School District / 12,907 |
| 277. | 204.16 | Russell Community School District / 1,065 |
| 278. | 204.10 | Cherokee Community School District / 6,432 |
| 279. | 204.08 | Camanche Community School District / 5,616 |
| 280. | 203.60 | Danville Community School District / 2,743 |
| 281. | 202.89 | New London Community School District / 2,987 |
| 282. | 202.70 | Eddyville-Blakesburg Community School District / 5,108 |
| 283. | 202.64 | Albia Community School District / 7,435 |
| 284. | 202.55 | Ottumwa Community School District / 28,949 |
| 285. | 202.16 | Emmetsburg Community School District / 4,971 |
| 286. | 201.87 | A-H-S-T Community School District / 3,146 |
| 287. | 201.36 | Underwood Community School District / 4,036 |
| 288. | 201.04 | Southern Cal Community School District / 2,962 |
| 289. | 200.78 | Ruthven-Ayrshire Community School District / 1,409 |
| 290. | 200.13 | Newell-Fonda Community School District / 2,569 |
| 291. | 199.67 | Westwood Community School District / 3,153 |
| 292. | 199.39 | Northeast Community School District / 2,941 |
| 293. | 199.35 | Rockwell City-Lytton Community School District / 3,246 |
| 294. | 198.23 | Dubuque Community School District / 76,893 |
| 295. | 198.13 | Lawton-Bronson Community School District / 3,078 |
| 296. | 197.48 | South Winneshiek Community School District / 4,523 |
| 297. | 197.13 | Andrew Community School District / 1,551 |
| 298. | 196.82 | Missouri Valley Community School District / 5,140 |
| 299. | 196.41 | Fort Madison Community School District / 17,216 |
| 300. | 196.20 | Hinton Community School District / 2,690 |
| 301. | 195.94 | Woodbury Central Community School District / 2,901 |
| 302. | 195.42 | Lineville-Clio Community School District / 533 |
| 303. | 194.33 | North Kossuth Community School District / 2,237 |
| 304. | 193.93 | Albert City-Truesdale Community School District / 1,472 |
| 305. | 193.16 | Terril Community School District / 993 |
| 306. | 192.48 | Van Buren Community School District / 5,065 |
| 307. | 192.03 | Logan-Magnolia Community School District / 2,902 |
| 308. | 191.10 | Exira Community School District / 1,825 |
| 309. | 190.72 | West Burlington Independent School District / 2,839 |
| 310. | 190.65 | Clinton Community School District / 25,889 |
| 311. | 189.62 | Aurelia Community School District / 1,646 |
| 312. | 189.58 | Graettinger Community School District / 2,201 |
| 313. | 189.20 | Sioux Central Community School District / 2,581 |
| 313. | 189.20 | Centerville Community School District / 8,881 |
| 315. | 188.71 | Central Community School District / 3,329 |
| 316. | 188.44 | Seymour Community School District / 2,410 |
| 317. | 188.40 | Valley Community School District / 3,065 |
| 318. | 187.12 | Elk Horn-Kimballton Community School District / 1,467 |
| 319. | 186.39 | Moravia Community School District / 2,300 |
| 320. | 185.81 | Burlington Community School District / 30,070 |
| 321. | 185.25 | Preston Community School District / 1,842 |
| 322. | 183.52 | Bellevue Community School District / 4,704 |
| 323. | 182.93 | Armstrong-Ringsted Community School District / 2,149 |
| 324. | 182.23 | Audubon Community School District / 3,382 |
| 325. | 181.45 | Sac Community School District / 2,765 |
| 326. | 180.79 | Whiting Community School District / 1,328 |
| 327. | 180.78 | Carroll Community School District / 14,060 |
| 328. | 179.88 | Woodbine Community School District / 2,660 |
| 329. | 179.63 | Alta Community School District / 2,893 |
| 330. | 179.23 | Estherville Lincoln Central Community School District / 7,995 |
| 331. | 178.99 | Storm Lake Community School District / 12,212 |
| 332. | 178.79 | Harlan Community School District / 8,844 |
| 333. | 178.72 | Davis County Community School District / 8,677 |
| 334. | 178.51 | West Harrison Community School District / 2,638 |
| 335. | 177.90 | Moulton-Udell Community School District / 1,375 |
| 336. | 176.79 | Kingsley-Pierson Community School District / 2,646 |
| 337. | 176.46 | Ar-We-Va Community School District / 2,230 |
| 338. | 173.77 | River Valley Community School District / 2,583 |
| 339. | 173.45 | Harmony Community School District / 2,823 |
| 340. | 173.07 | Keokuk Community School District / 12,931 |
| 341. | 173.06 | Schaller-Crestland Community School District / 2,388 |
| 342. | 172.25 | Galva-Holstein Community School District / 2,573 |
| 343. | 171.47 | Denison Community School District / 10,354 |
| 344. | 171.21 | IKM Community School District / 4,641 |
| 345. | 170.96 | Clayton Ridge Community School District / 5,044 |
| 346. | 170.89 | East Central Community School District / 4,005 |
| 347. | 169.91 | Boyer Valley Community School District / 2,740 |
| 348. | 169.38 | Central Lee Community School District / 5,129 |
| 349. | 168.91 | Manning Community School District / 2,240 |
| 350. | 168.90 | Wall Lake View Auburn Community School District / 5,728 |
| 351. | 167.47 | Maple Valley Community School District / 4,404 |
| 352. | 166.44 | Schleswig Community School District / 1,630 |
| 353. | 164.97 | MFL MarMac Community School District / 5,471 |
| 354. | 164.83 | Anthon-Oto Community School District / 1,381 |
| 355. | 163.42 | Charter Oak-Ute Community School District / 2,099 |
| 356. | 163.22 | West Monona Community School District / 4,003 |
| 357. | 163.01 | Odebolt-Arthur Community School District / 2,227 |
| 358. | 158.98 | Battle Creek-Ida Grove Community School District / 3,937 |
| 359. | 157.99 | Postville Community School District / 3,489 |
| 360. | 154.85 | Decorah Community School District / 11,789 |
| 361. | 150.29 | North Winneshiek Community School District / 2,037 |
| 362. | 121.66 | Allamakee Community School District / 8,539 |
| 363. | 107.92 | Eastern Allamakee Community School District / 2,710 |
Please note that we only rank locations with 'Tornado Index' data. The rank above might not be a complete list. Locations without 'Tornado Index' data are not listed.
