| Rank | Cooling Cost Index ▼ | School District / Population |
| 1. | 130 | S Y Elementary School District / 75 |
| 2. | 123 | Trail Creek Elementary School District / 39 |
| 3. | 122 | Broadus Elementary School District / 1,476 |
| 4. | 120 | Lodge Grass Elementary School District / 1,467 |
| 5. | 119 | Lodge Grass High School District / 1,841 |
| 6. | 119 | Spring Creek Elementary School District / 87 |
| 7. | 118 | Hardin High School District / 8,868 |
| 8. | 117 | Hardin Elementary School District / 10,144 |
| 9. | 117 | Biddle Elementary School District / 101 |
| 10. | 116 | Hysham K-12 Schools / 761 |
| 11. | 116 | S H Elementary School District / 157 |
| 12. | 114 | Rosebud High School District / 482 |
| 13. | 113 | Powder River County High School District / 1,728 |
| 14. | 111 | Lame Deer Elementary School District / 2,765 |
| 15. | 111 | Lame Deer High School District / 5,329 |
| 16. | 110 | Forsyth High School District / 2,680 |
| 17. | 110 | Ashland Elementary School District / 1,205 |
| 18. | 110 | Custer County High School District / 11,869 |
| 19. | 110 | Kircher Elementary School District / 797 |
| 20. | 109 | Huntley Project K-12 Schools / 3,538 |
| 21. | 108 | Miles City Elementary School District / 10,064 |
| 22. | 107 | Forsyth Elementary School District / 2,609 |
| 23. | 107 | Kinsey Elementary School District / 559 |
| 24. | 106 | Rosebud Elementary School District / 437 |
| 25. | 106 | Custer K-12 Schools / 411 |
| 26. | 105 | Melstone High School District / 179 |
| 27. | 105 | Colstrip High School District / 2,445 |
| 27. | 105 | Colstrip Elementary School District / 2,445 |
| 29. | 104 | Cottonwood Elementary School District / 114 |
| 30. | 103 | Terry K-12 Schools / 1,282 |
| 31. | 102 | Birney Elementary School District / 120 |
| 32. | 101 | Spring Creek Elementary School District / 44 |
| 33. | 100 | Plevna K-12 Schools / 460 |
| 34. | 100 | South Stacey Elementary School District / 47 |
| 35. | 100 | Circle High School District / 1,758 |
| 36. | 100 | Ekalaka Elementary School District / 884 |
| 37. | 99 | Kester Elementary School District / 44 |
| 38. | 99 | Cohagen Elementary School District / 169 |
| 39. | 99 | Jordan Elementary School District / 602 |
| 40. | 98 | Garfield County High School District / 1,097 |
| 41. | 97 | Melstone Elementary School District / 402 |
| 42. | 97 | Van Norman Elementary School District / 74 |
| 43. | 97 | Hawks Home Elementary School District / 127 |
| 44. | 95 | Circle Elementary School District / 1,167 |
| 45. | 95 | Savage High School District / 620 |
| 46. | 94 | Rau Elementary School District / 391 |
| 47. | 94 | Big Dry Creek Elementary School District / 57 |
| 48. | 94 | Wyola Elementary School District / 374 |
| 49. | 93 | Twin Buttes Elementary School District / 82 |
| 50. | 93 | Pioneer Elementary School District / 1,147 |
| 51. | 93 | Savage Elementary School District / 602 |
| 52. | 92 | Lockwood Elementary School District / 8,067 |
| 53. | 90 | Independent Elementary School District / 2,659 |
| 54. | 90 | Billings Elementary School District / 111,515 |
| 55. | 90 | Billings High School District / 133,015 |
| 56. | 90 | Elysian Elementary School District / 1,338 |
| 57. | 88 | Alzada Elementary School District / 176 |
| 58. | 87 | Morin Elementary School District / 397 |
| 59. | 87 | Vida Elementary School District / 591 |
| 60. | 87 | Pryor Elementary School District / 739 |
| 60. | 87 | Plenty Coups High School District / 739 |
| 62. | 86 | Blue Creek Elementary School District / 2,052 |
| 63. | 86 | Canyon Creek Elementary School District / 2,315 |
| 64. | 86 | Baker K-12 Schools / 2,568 |
| 65. | 86 | Laurel High School District / 10,113 |
| 66. | 86 | Laurel Elementary School District / 10,438 |
| 67. | 84 | Sidney Elementary School District / 7,775 |
| 68. | 84 | Glendive Elementary School District / 6,617 |
| 69. | 84 | Shepherd Elementary School District / 4,069 |
| 69. | 84 | Shepherd High School District / 4,069 |
| 71. | 83 | Frazer Elementary School District / 498 |
| 72. | 83 | Bridger K-12 Schools / 1,739 |
| 73. | 83 | Yellowstone Academy Elementary School District / 115 |
| 74. | 83 | Elder Grove Elementary School District / 3,410 |
| 75. | 82 | Deer Creek Elementary School District / 1,810 |
| 76. | 82 | Fromberg K-12 Schools / 1,030 |
| 77. | 82 | Lambert High School District / 283 |
| 78. | 81 | Sidney High School District / 8,438 |
| 79. | 81 | Pine Grove Elementary School District / 66 |
| 80. | 81 | Brorson Elementary School District / 116 |
| 81. | 79 | Park City High School District / 2,061 |
| 82. | 79 | Park City Elementary School District / 2,265 |
| 83. | 79 | Dawson High School District / 8,728 |
| 84. | 79 | Bloomfield Elementary School District / 98 |
| 85. | 79 | Richey High School District / 491 |
| 86. | 79 | Carter County High School District / 1,187 |
| 87. | 79 | Frazer High School District / 719 |
| 88. | 78 | Lindsay Elementary School District / 291 |
| 89. | 78 | Wibaux K-12 Schools / 987 |
| 90. | 78 | Sand Springs Elementary School District / 148 |
| 91. | 76 | Richey Elementary School District / 426 |
| 92. | 76 | Lustre Elementary School District / 221 |
| 93. | 76 | Nashua K-12 Schools / 800 |
| 94. | 72 | Lambert Elementary School District / 393 |
| 95. | 72 | Ross Elementary School District / 68 |
| 96. | 71 | Joliet High School District / 2,414 |
| 97. | 71 | Joliet Elementary School District / 2,089 |
| 98. | 70 | Harlem Elementary School District / 2,405 |
| 99. | 69 | Harlem High School District / 2,569 |
| 100. | 69 | Chinook High School District / 2,241 |
| 101. | 69 | Fairview Elementary School District / 1,303 |
| 102. | 69 | Glasgow K-12 Schools / 5,202 |
| 103. | 68 | Hays-Lodge Pole K-12 Schools / 1,459 |
| 104. | 68 | Bear Paw Elementary School District / 104 |
| 105. | 68 | Cleveland Elementary School District / 123 |
| 106. | 68 | Wolf Point Elementary School District / 4,141 |
| 107. | 67 | Wolf Point High School District / 4,735 |
| 108. | 67 | Fort Benton Elementary School District / 1,728 |
| 109. | 67 | Davey Elementary School District / 46 |
| 110. | 67 | Roundup High School District / 4,551 |
| 111. | 66 | Rocky Boy High School District / 2,366 |
| 112. | 66 | Fort Benton High School District / 2,166 |
| 113. | 66 | Havre Elementary School District / 12,161 |
| 114. | 66 | Dodson Elementary School District / 306 |
| 115. | 66 | Fairview High School District / 1,345 |
| 116. | 66 | Dodson High School District / 344 |
| 117. | 66 | Zurich Elementary School District / 281 |
| 118. | 65 | Chinook Elementary School District / 1,856 |
| 119. | 65 | Geraldine Elementary School District / 625 |
| 120. | 65 | Warrick Elementary School District / 44 |
| 121. | 65 | Frontier Elementary School District / 594 |
| 122. | 64 | North Harlem Colony Elementary School District / 26 |
| 123. | 64 | Molt Elementary School District / 157 |
| 124. | 64 | Landusky Elementary School District / 44 |
| 125. | 64 | Rocky Boy Elementary School District / 3,598 |
| 126. | 64 | Highwood High School District / 513 |
| 127. | 63 | Culbertson High School District / 924 |
| 128. | 63 | Malta K-12 Schools / 3,160 |
| 129. | 63 | Roberts K-12 Schools / 747 |
| 130. | 63 | Winnett K-12 Schools / 489 |
| 131. | 63 | Bainville K-12 Schools / 494 |
| 132. | 63 | Hinsdale Elementary School District / 461 |
| 132. | 63 | Hinsdale High School District / 490 |
| 134. | 63 | Culbertson Elementary School District / 1,007 |
| 135. | 62 | Turner High School District / 307 |
| 136. | 62 | Box Elder Elementary School District / 440 |
| 137. | 62 | Box Elder High School District / 440 |
| 138. | 62 | Brockton High School District / 545 |
| 138. | 62 | Brockton Elementary School District / 545 |
| 140. | 62 | Woodman Elementary School District / 458 |
| 141. | 61 | Superior K-12 Schools / 2,108 |
| 142. | 61 | Paradise Elementary School District / 389 |
| 143. | 61 | Lolo Elementary School District / 4,903 |
| 144. | 61 | Alberton K-12 Schools / 1,286 |
| 145. | 61 | Havre High School District / 12,531 |
| 146. | 61 | Missoula Elementary School District / 70,909 |
| 147. | 61 | Carter Elementary School District / 208 |
| 148. | 61 | Poplar Elementary School District / 3,661 |
| 148. | 61 | Poplar High School District / 3,661 |
| 150. | 61 | Geraldine High School District / 568 |
| 151. | 60 | Highwood Elementary School District / 464 |
| 152. | 60 | Sylvanite Elementary School District / 134 |
| 153. | 60 | Turner Elementary School District / 322 |
| 154. | 59 | Big Sandy High School District / 2,612 |
| 155. | 59 | Big Sandy Elementary School District / 1,336 |
| 156. | 59 | Saco Elementary School District / 545 |
| 156. | 59 | Saco High School District / 516 |
| 158. | 58 | Eureka Elementary School District / 4,808 |
| 159. | 58 | Lincoln County High School District / 6,459 |
| 160. | 58 | Cottonwood Elementary School District / 347 |
| 161. | 58 | Libby K-12 Schools / 9,600 |
| 162. | 58 | Target Range Elementary School District / 3,691 |
| 163. | 57 | Whitewater K-12 Schools / 174 |
| 164. | 57 | Hellgate Elementary School District / 13,024 |
| 165. | 57 | Froid Elementary School District / 502 |
| 165. | 57 | Froid High School District / 502 |
| 167. | 57 | Troy High School District / 3,396 |
| 168. | 57 | Florence-Carlton K-12 Schools / 5,211 |
| 169. | 56 | Frenchtown K-12 Schools / 6,408 |
| 170. | 56 | Medicine Lake K-12 Schools / 747 |
| 171. | 56 | Yaak Elementary School District / 267 |
| 172. | 56 | Darby K-12 Schools / 3,554 |
| 173. | 56 | Stevensville Elementary School District / 7,152 |
| 174. | 55 | Roundup Elementary School District / 4,399 |
| 175. | 55 | Victor K-12 Schools / 3,538 |
| 176. | 55 | Stevensville High School District / 10,247 |
| 177. | 55 | Corvallis K-12 Schools / 7,474 |
| 178. | 54 | Hamilton K-12 Schools / 11,592 |
| 179. | 54 | Roy K-12 Schools / 278 |
| 180. | 54 | Lone Rock Elementary School District / 3,095 |
| 181. | 54 | Absarokee High School District / 2,076 |
| 182. | 54 | Reedpoint Elementary School District / 718 |
| 183. | 54 | De Smet Elementary School District / 796 |
| 184. | 54 | Clinton Elementary School District / 2,448 |
| 185. | 53 | Winifred K-12 Schools / 424 |
| 186. | 53 | Plentywood K-12 Schools / 2,464 |
| 187. | 52 | North Star High School District / 941 |
| 188. | 52 | North Star Elementary School District / 811 |
| 189. | 52 | Greycliff Elementary School District / 234 |
| 190. | 52 | Opheim K-12 Schools / 307 |
| 191. | 52 | Scobey K-12 Schools / 1,813 |
| 192. | 52 | Dixon Elementary School District / 586 |
| 193. | 51 | Peerless K-12 Schools / 148 |
| 194. | 51 | Grass Range High School District / 488 |
| 194. | 51 | Grass Range Elementary School District / 420 |
| 196. | 51 | Pleasant Valley Elementary School District / 219 |
| 197. | 51 | Westby K-12 Schools / 299 |
| 198. | 51 | Missoula High School District / 102,467 |
| 199. | 50 | Ayers Elementary School District / 68 |
| 200. | 50 | Absarokee Elementary School District / 1,608 |
| 201. | 50 | Troy Elementary School District / 2,629 |
| 202. | 49 | Gildford Colony Elementary School District / 107 |
| 203. | 49 | Columbus Elementary School District / 3,754 |
| 204. | 49 | Columbus High School District / 3,958 |
| 205. | 49 | Denton Elementary School District / 469 |
| 206. | 49 | Camas Prairie Elementary School District / 172 |
| 207. | 49 | Trout Creek Elementary School District / 901 |
| 208. | 48 | Denton High School District / 479 |
| 209. | 48 | Broadview High School District / 943 |
| 210. | 48 | Noxon High School District / 2,403 |
| 211. | 48 | Bonner Elementary School District / 2,581 |
| 212. | 47 | Broadview Elementary School District / 893 |
| 213. | 47 | Deep Creek Elementary School District / 95 |
| 214. | 47 | Lavina K-12 Schools / 385 |
| 215. | 47 | Reedpoint High School District / 711 |
| 216. | 47 | Potomac Elementary School District / 1,062 |
| 217. | 47 | Trego Elementary School District / 753 |
| 218. | 46 | Hot Springs High School District / 1,471 |
| 219. | 46 | Centerville Elementary School District / 1,665 |
| 219. | 46 | Centerville High School District / 1,615 |
| 221. | 46 | Noxon Elementary School District / 1,502 |
| 222. | 46 | Hot Springs Elementary School District / 1,267 |
| 223. | 46 | Fortine Elementary School District / 898 |
| 224. | 46 | Plains High School District / 3,177 |
| 225. | 46 | Plains Elementary School District / 2,788 |
| 226. | 46 | Rapelje Elementary School District / 348 |
| 227. | 46 | Rapelje High School District / 455 |
| 228. | 46 | Benton Lake Elementary School District / 95 |
| 229. | 45 | Great Falls High School District / 72,595 |
| 230. | 45 | Great Falls Elementary School District / 72,487 |
| 231. | 45 | Arlee High School District / 2,479 |
| 231. | 45 | Arlee Elementary School District / 2,479 |
| 233. | 45 | Ulm Elementary School District / 637 |
| 234. | 45 | Vaughn Elementary School District / 1,034 |
| 235. | 45 | Philipsburg K-12 Schools / 1,644 |
| 236. | 45 | Charlo High School District / 1,834 |
| 237. | 45 | Deerfield Elementary School District / 10 |
| 238. | 44 | La Motte Elementary School District / 778 |
| 239. | 44 | Fishtail Elementary School District / 392 |
| 240. | 43 | Charlo Elementary School District / 1,248 |
| 241. | 43 | Manhattan High School District / 4,431 |
| 242. | 43 | Geyser Elementary School District / 389 |
| 243. | 43 | Spring Creek Colony Elementary School District / 42 |
| 244. | 43 | Manhattan Elementary School District / 2,390 |
| 245. | 43 | Geyser High School District / 389 |
| 246. | 43 | St. Regis K-12 Schools / 1,333 |
| 247. | 42 | Knees Elementary School District / 135 |
| 248. | 42 | Three Forks High School District / 3,381 |
| 249. | 42 | Lewistown Elementary School District / 8,920 |
| 250. | 42 | Fergus High School District / 9,271 |
| 251. | 42 | Three Forks Elementary School District / 3,485 |
| 252. | 41 | Moore Elementary School District / 519 |
| 252. | 41 | Moore High School District / 519 |
| 254. | 41 | Livingston Elementary School District / 10,129 |
| 255. | 41 | Pine Creek Elementary School District / 448 |
| 256. | 41 | Park High School District / 12,483 |
| 257. | 41 | Luther Elementary School District / 385 |
| 258. | 41 | Chester-Joplin-Inverness Elementary School District / 2,185 |
| 259. | 41 | Raynesford Elementary School District / 142 |
| 260. | 41 | Malmborg Elementary School District / 213 |
| 261. | 41 | Drummond Elementary School District / 1,167 |
| 262. | 41 | Drummond High School District / 1,489 |
| 263. | 41 | Chester-Joplin-Inverness High School District / 2,391 |
| 264. | 41 | Hall Elementary School District / 322 |
| 265. | 41 | Amsterdam Elementary School District / 2,008 |
| 266. | 40 | Nye Elementary School District / 210 |
| 267. | 40 | Belgrade Elementary School District / 20,497 |
| 268. | 40 | Belgrade High School District / 20,718 |
| 269. | 40 | St. Ignatius K-12 Schools / 3,369 |
| 270. | 40 | Cottonwood Elementary School District / 193 |
| 271. | 40 | Simms High School District / 3,330 |
| 272. | 40 | Thompson Falls High School District / 3,734 |
| 272. | 40 | Thompson Falls Elementary School District / 3,734 |
| 274. | 39 | Cascade High School District / 2,639 |
| 275. | 39 | Willow Creek Elementary School District / 368 |
| 276. | 39 | Monforton Elementary School District / 2,232 |
| 277. | 39 | Cascade Elementary School District / 1,907 |
| 278. | 39 | Arrowhead Elementary School District / 1,718 |
| 279. | 39 | McCormick Elementary School District / 500 |
| 280. | 39 | King Colony Elementary School District / 309 |
| 281. | 38 | Red Lodge High School District / 3,631 |
| 282. | 38 | Belt Elementary School District / 1,832 |
| 283. | 38 | Gallatin Gateway Elementary School District / 1,711 |
| 284. | 38 | Marion Elementary School District / 1,486 |
| 285. | 37 | Gardiner Elementary School District / 1,733 |
| 286. | 37 | Townsend K-12 Schools / 5,219 |
| 287. | 37 | Anderson Elementary School District / 1,397 |
| 288. | 37 | Willow Creek High School District / 315 |
| 289. | 37 | Liberty Elementary School District / 171 |
| 290. | 37 | Bozeman High School District / 59,840 |
| 291. | 37 | Whitlash Elementary School District / 35 |
| 292. | 36 | Bozeman Elementary School District / 53,316 |
| 293. | 36 | Helena Elementary School District / 51,357 |
| 294. | 36 | Red Lodge Elementary School District / 3,112 |
| 295. | 36 | Cooke City Elementary School District / 43 |
| 296. | 36 | East Helena Elementary School District / 9,282 |
| 297. | 35 | Belfry K-12 Schools / 628 |
| 298. | 35 | Sunset Elementary School District / 209 |
| 299. | 35 | Valley View Elementary School District / 308 |
| 300. | 35 | Belt High School District / 1,774 |
| 301. | 35 | Helena High School District / 62,953 |
| 302. | 34 | Judith Gap Elementary School District / 325 |
| 302. | 34 | Judith Gap High School District / 325 |
| 304. | 34 | Helmville Elementary School District / 299 |
| 305. | 34 | Montana City Elementary School District / 2,853 |
| 306. | 34 | Stanford K-12 Schools / 835 |
| 307. | 34 | Springhill Elementary School District / 148 |
| 308. | 34 | Olney-Bissell Elementary School District / 1,184 |
| 309. | 33 | Wolf Creek Elementary School District / 581 |
| 310. | 33 | Auchard Creek Elementary School District / 4 |
| 311. | 33 | Clancy Elementary School District / 2,935 |
| 312. | 33 | Sun River Valley Elementary School District / 2,296 |
| 313. | 33 | Power Elementary School District / 608 |
| 314. | 33 | Ryegate K-12 Schools / 353 |
| 315. | 33 | Gardiner High School District / 1,776 |
| 316. | 32 | Power High School District / 624 |
| 317. | 32 | Avon Elementary School District / 237 |
| 318. | 31 | Galata Elementary School District / 300 |
| 319. | 31 | Greenfield Elementary School District / 572 |
| 320. | 31 | Jefferson High School District / 8,158 |
| 321. | 31 | Gold Creek Elementary School District / 207 |
| 322. | 31 | Whitefish High School District / 13,669 |
| 323. | 31 | Jackson Elementary School District / 129 |
| 324. | 31 | Whitefish Elementary School District / 13,008 |
| 325. | 31 | Ronan Elementary School District / 8,707 |
| 325. | 31 | Ronan High School District / 8,707 |
| 327. | 31 | Kila Elementary School District / 2,090 |
| 328. | 30 | Flathead High School District / 58,126 |
| 329. | 30 | Smith Valley Elementary School District / 1,883 |
| 330. | 30 | Anaconda High School District / 9,046 |
| 331. | 30 | Hobson K-12 Schools / 755 |
| 332. | 30 | Lincoln K-12 Schools / 1,130 |
| 333. | 30 | Boulder Elementary School District / 2,137 |
| 334. | 30 | Shawmut Elementary School District / 66 |
| 335. | 29 | Seeley Lake Elementary School District / 1,571 |
| 336. | 29 | McLeod Elementary School District / 240 |
| 337. | 29 | Dutton/Brady K-12 Schools / 1,068 |
| 338. | 29 | Swan Valley Elementary School District / 639 |
| 339. | 29 | Basin Elementary School District / 233 |
| 340. | 28 | Helena Flats Elementary School District / 1,780 |
| 341. | 28 | Conrad Elementary School District / 3,568 |
| 341. | 28 | Conrad High School District / 3,800 |
| 343. | 28 | Evergreen Elementary School District / 5,586 |
| 344. | 28 | Fair-Mont-Egan Elementary School District / 1,341 |
| 345. | 28 | Ovando Elementary School District / 239 |
| 346. | 28 | Polson High School District / 11,606 |
| 347. | 28 | Deer Park Elementary School District / 1,119 |
| 348. | 28 | Grant Elementary School District / 76 |
| 349. | 28 | Kalispell Elementary School District / 28,320 |
| 350. | 28 | West Valley Elementary School District / 3,967 |
| 351. | 28 | Cayuse Prairie Elementary School District / 2,379 |
| 352. | 28 | Creston Elementary School District / 1,111 |
| 353. | 28 | Swan Lake-Salmon Elementary School District / 387 |
| 354. | 27 | Shelby High School District / 4,093 |
| 355. | 27 | Columbia Falls Elementary School District / 14,658 |
| 356. | 27 | Columbia Falls High School District / 15,228 |
| 357. | 27 | Somers Elementary School District / 6,322 |
| 358. | 27 | Shelby Elementary School District / 3,793 |
| 359. | 27 | Harrison K-12 Schools / 749 |
| 360. | 27 | Sweet Grass County High School District / 3,511 |
| 361. | 27 | Lima K-12 Schools / 522 |
| 362. | 27 | Trinity Elementary School District / 1,733 |
| 363. | 27 | Big Timber Elementary School District / 2,771 |
| 364. | 27 | Bigfork High School District / 7,593 |
| 365. | 27 | Wisdom Elementary School District / 285 |
| 366. | 27 | Bigfork Elementary School District / 5,893 |
| 367. | 27 | Fairfield High School District / 1,965 |
| 368. | 27 | Swan River Elementary School District / 1,489 |
| 369. | 26 | Fairfield Elementary School District / 1,270 |
| 370. | 26 | Sunburst K-12 Schools / 1,115 |
| 371. | 26 | Upper West Shore Elementary School District / 798 |
| 372. | 26 | Anaconda Elementary School District / 8,970 |
| 373. | 26 | Augusta Elementary School District / 685 |
| 373. | 26 | Augusta High School District / 689 |
| 375. | 26 | Polson Elementary School District / 10,500 |
| 376. | 26 | White Sulphur Springs Elementary School District / 1,919 |
| 377. | 26 | West Glacier Elementary School District / 570 |
| 378. | 25 | Powell County High School District / 7,207 |
| 379. | 25 | Garrison Elementary School District / 93 |
| 380. | 25 | Elliston Elementary School District / 484 |
| 381. | 25 | Cardwell Elementary School District / 435 |
| 382. | 25 | Harlowton High School District / 1,882 |
| 383. | 24 | Springdale Elementary School District / 210 |
| 384. | 24 | Sheridan High School District / 1,650 |
| 385. | 24 | Golden Ridge Elementary School District / 139 |
| 386. | 23 | Choteau Elementary School District / 2,399 |
| 387. | 23 | Alder Elementary School District / 272 |
| 388. | 23 | White Sulphur Springs High School District / 2,026 |
| 389. | 23 | Choteau High School District / 2,921 |
| 390. | 23 | Sheridan Elementary School District / 1,378 |
| 391. | 23 | Pass Creek Elementary School District / 92 |
| 392. | 22 | Deer Lodge Elementary School District / 5,648 |
| 393. | 21 | Ramsay Elementary School District / 1,114 |
| 394. | 21 | Melville Elementary School District / 237 |
| 395. | 21 | Melrose Elementary School District / 97 |
| 396. | 21 | Whitehall High School District / 3,793 |
| 397. | 21 | Whitehall Elementary School District / 3,215 |
| 398. | 21 | Harlowton Elementary School District / 1,816 |
| 399. | 20 | Twin Bridges K-12 Schools / 1,382 |
| 400. | 20 | Reichle Elementary School District / 127 |
| 401. | 20 | Miami Elementary School District / 232 |
| 402. | 20 | Ophir Elementary School District / 2,153 |
| 403. | 20 | Valier Elementary School District / 1,022 |
| 404. | 20 | Valier High School District / 1,210 |
| 405. | 19 | Pendroy Elementary School District / 221 |
| 406. | 19 | Butte Elementary School District / 33,054 |
| 407. | 19 | Butte High School District / 34,435 |
| 408. | 19 | Ringling Elementary School District / 66 |
| 409. | 19 | Bynum Elementary School District / 301 |
| 410. | 18 | Dillon Elementary School District / 7,763 |
| 411. | 18 | Cut Bank High School District / 4,323 |
| 411. | 18 | Cut Bank Elementary School District / 4,323 |
| 413. | 18 | Wise River Elementary School District / 383 |
| 414. | 17 | Shields Valley High School District / 1,705 |
| 414. | 17 | Shields Valley Elementary School District / 1,705 |
| 416. | 17 | Beaverhead County High School District / 8,772 |
| 417. | 16 | Polaris Elementary School District / 85 |
| 418. | 16 | Ennis K-12 Schools / 3,483 |
| 419. | 16 | Lennep Elementary School District / 107 |
| 420. | 15 | Dupuyer Elementary School District / 188 |
| 421. | 14 | Divide Elementary School District / 170 |
| 422. | 13 | East Glacier Park Elementary School District / 683 |
| 423. | 13 | Mountain View Elementary School District / 124 |
| 424. | 12 | Heart Butte K-12 Schools / 698 |
| 425. | 11 | Browning Elementary School District / 8,635 |
| 426. | 11 | Browning High School District / 9,318 |
| 427. | 8 | West Yellowstone K-12 School District / 2,041 |
Please note that we only rank locations with 'Cooling Cost Index' data. The rank above might not be a complete list. Locations without 'Cooling Cost Index' data are not listed.
