| Rank | 1 Room House Percentage ▼ | School District / Population |
| 1. | 16.6% | Index School District / 608 |
| 2. | 14.1% | Dixie School District / 478 |
| 3. | 13.6% | Shaw Island School District / 221 |
| 4. | 13.5% | Easton School District / 954 |
| 5. | 12.6% | Stehekin School District / 7 |
| 6. | 11.6% | Lopez School District / 2,604 |
| 7. | 10.1% | Republic School District / 3,751 |
| 8. | 9.9% | Orcas Island School District / 5,251 |
| 9. | 8.4% | Curlew School District / 1,268 |
| 10. | 7.8% | Garfield School District / 632 |
| 11. | 7.8% | Queets-Clearwater School District / 789 |
| 12. | 7.2% | Brinnon School District / 1,263 |
| 13. | 7.1% | Concrete School District / 4,949 |
| 14. | 6.7% | Seattle School District / 638,610 |
| 15. | 6.3% | Quilcene School District / 1,659 |
| 16. | 6.2% | San Juan Island School District / 7,771 |
| 17. | 6.2% | Lake Quinault School District / 1,145 |
| 18. | 5.8% | St. John School District / 1,108 |
| 19. | 5.7% | Onion Creek School District / 378 |
| 20. | 5.7% | Brewster School District / 4,498 |
| 21. | 5.6% | Orient School District / 997 |
| 22. | 5.5% | Ocosta School District / 7,250 |
| 23. | 5.5% | Mossyrock School District / 4,049 |
| 24. | 5.4% | Ocean Beach School District / 9,571 |
| 25. | 5.2% | Mary Walker School District / 3,060 |
| 26. | 5.2% | Port Townsend School District / 14,284 |
| 27. | 5.0% | Cusick School District / 1,842 |
| 28. | 4.8% | Manson School District / 3,340 |
| 29. | 4.8% | Wahluke School District / 8,345 |
| 30. | 4.6% | Okanogan School District / 5,556 |
| 31. | 4.6% | Waterville School District / 2,362 |
| 32. | 4.5% | North Mason School District / 14,521 |
| 33. | 4.5% | Granite Falls School District / 13,740 |
| 34. | 4.5% | Ellensburg School District / 26,774 |
| 35. | 4.4% | Kettle Falls School District / 5,479 |
| 36. | 4.4% | Oroville School District / 3,998 |
| 37. | 4.2% | Tonasket School District / 7,573 |
| 38. | 4.1% | Selkirk School District / 2,224 |
| 39. | 4.0% | Eatonville School District / 10,930 |
| 40. | 3.9% | McCleary School District / 3,014 |
| 41. | 3.9% | Walla Walla School District / 38,110 |
| 42. | 3.8% | White Pass School District / 3,671 |
| 42. | 3.8% | Soap Lake School District / 3,285 |
| 44. | 3.8% | Bellingham School District / 103,698 |
| 45. | 3.7% | Bridgeport School District / 3,324 |
| 46. | 3.7% | South Bend School District / 2,446 |
| 47. | 3.6% | Yakima School District / 78,730 |
| 48. | 3.6% | Chehalis School District / 15,339 |
| 49. | 3.6% | Darrington School District / 3,279 |
| 50. | 3.6% | Creston School District / 1,058 |
| 50. | 3.6% | Mill A School District / 498 |
| 52. | 3.5% | Klickitat School District / 747 |
| 53. | 3.5% | Bremerton School District / 45,904 |
| 53. | 3.5% | Conway School District / 2,969 |
| 55. | 3.3% | Cascade School District / 8,854 |
| 56. | 3.2% | Pioneer School District / 10,416 |
| 57. | 3.2% | Tacoma Public Schools / 212,381 |
| 58. | 3.1% | Northport School District / 1,581 |
| 59. | 3.0% | Anacortes School District / 20,359 |
| 60. | 3.0% | Aberdeen School District / 19,905 |
| 61. | 3.0% | Bellevue School District / 128,388 |
| 62. | 2.9% | Kahlotus School District / 283 |
| 63. | 2.9% | Franklin Pierce School District / 51,245 |
| 64. | 2.9% | Pateros School District / 1,430 |
| 65. | 2.9% | Mount Vernon School District / 38,393 |
| 66. | 2.8% | Olympia School District / 62,892 |
| 67. | 2.8% | Hood Canal School District / 5,509 |
| 68. | 2.7% | Methow Valley School District / 4,979 |
| 68. | 2.7% | Prosser School District / 14,382 |
| 70. | 2.7% | La Conner School District / 4,631 |
| 70. | 2.7% | Pasco School District / 73,998 |
| 72. | 2.7% | Griffin School District / 6,347 |
| 73. | 2.6% | Spokane Public Schools / 221,617 |
| 74. | 2.6% | Clover Park School District / 81,580 |
| 74. | 2.6% | Clarkston School District / 18,858 |
| 76. | 2.6% | Skykomish School District / 430 |
| 77. | 2.6% | Naselle-Grays River Valley School District / 2,412 |
| 78. | 2.5% | Newport School District / 8,238 |
| 78. | 2.5% | Hoquiam School District / 10,827 |
| 80. | 2.5% | Damman School District / 756 |
| 81. | 2.5% | Everett School District / 134,180 |
| 82. | 2.5% | Columbia School District / 1,171 |
| 83. | 2.4% | Tukwila School District / 18,514 |
| 84. | 2.4% | Shelton School District / 23,526 |
| 85. | 2.4% | Starbuck School District / 131 |
| 86. | 2.4% | Stevenson-Carson School District / 5,976 |
| 87. | 2.3% | Inchelium School District / 1,183 |
| 87. | 2.3% | Cle Elum-Roslyn School District / 7,728 |
| 89. | 2.3% | Ritzville School District / 2,611 |
| 90. | 2.3% | Entiat School District / 2,379 |
| 91. | 2.3% | Pullman School District / 32,763 |
| 91. | 2.3% | Ferndale School District / 30,515 |
| 93. | 2.3% | Nooksack Valley School District / 11,244 |
| 94. | 2.3% | West Valley School District / 19,374 |
| 94. | 2.3% | Highline School District / 128,065 |
| 96. | 2.2% | Cape Flattery School District / 2,855 |
| 97. | 2.2% | Sedro-Woolley School District / 26,417 |
| 98. | 2.2% | Centralia School District / 22,421 |
| 99. | 2.2% | Morton School District / 2,556 |
| 100. | 2.1% | Nine Mile Falls School District / 9,594 |
| 101. | 2.1% | Renton School District / 118,608 |
| 102. | 2.0% | Warden School District / 4,068 |
| 103. | 2.0% | Goldendale School District / 6,966 |
| 104. | 2.0% | Port Angeles School District / 30,792 |
| 104. | 2.0% | Colfax School District / 4,185 |
| 104. | 2.0% | Wenatchee School District / 43,416 |
| 107. | 2.0% | Keller School District / 430 |
| 108. | 2.0% | Valley School District / 1,360 |
| 108. | 2.0% | Glenwood School District / 484 |
| 108. | 2.0% | Onalaska School District / 5,103 |
| 111. | 1.9% | North Beach School District / 7,055 |
| 111. | 1.9% | Mount Baker School District / 15,423 |
| 113. | 1.9% | Longview Public Schools / 44,887 |
| 114. | 1.9% | Mercer Island School District / 23,636 |
| 115. | 1.9% | Touchet School District / 1,126 |
| 115. | 1.9% | Stanwood-Camano School District / 32,457 |
| 117. | 1.8% | Eastmont School District / 29,976 |
| 117. | 1.8% | Liberty School District / 4,450 |
| 117. | 1.8% | Grandview School District / 15,786 |
| 117. | 1.8% | Lynden School District / 18,355 |
| 121. | 1.8% | Sunnyside School District / 25,306 |
| 122. | 1.8% | Elma School District / 8,572 |
| 122. | 1.8% | Sequim School District / 29,833 |
| 124. | 1.8% | Colville School District / 11,398 |
| 125. | 1.8% | Lyle School District / 2,549 |
| 126. | 1.7% | Vashon Island School District / 10,447 |
| 127. | 1.7% | Moses Lake School District / 40,936 |
| 128. | 1.7% | North River School District / 307 |
| 128. | 1.7% | Dayton School District / 3,837 |
| 130. | 1.7% | Lake Washington School District / 186,310 |
| 131. | 1.7% | Enumclaw School District / 25,760 |
| 132. | 1.7% | Quincy School District / 12,473 |
| 133. | 1.6% | Kennewick School District / 88,498 |
| 134. | 1.6% | Mukilteo School District / 96,423 |
| 135. | 1.5% | Pomeroy School District / 2,168 |
| 135. | 1.5% | Nespelem School District / 1,120 |
| 137. | 1.5% | North Thurston Public Schools / 97,287 |
| 138. | 1.5% | Vancouver Public Schools / 145,307 |
| 139. | 1.5% | Steilacoom Historical School District / 20,969 |
| 140. | 1.5% | Cashmere School District / 8,343 |
| 141. | 1.4% | Mary M. Knight School District / 1,639 |
| 141. | 1.4% | Orondo School District / 1,547 |
| 143. | 1.4% | Coulee-Hartline School District / 1,579 |
| 143. | 1.4% | Freeman School District / 4,013 |
| 145. | 1.4% | Meridian School District / 9,030 |
| 145. | 1.4% | Davenport School District / 2,970 |
| 147. | 1.4% | Fife Public Schools / 21,518 |
| 147. | 1.4% | Grapeview School District / 2,626 |
| 149. | 1.4% | Burlington-Edison School District / 20,510 |
| 150. | 1.4% | Othello School District / 14,769 |
| 150. | 1.4% | Endicott School District / 497 |
| 152. | 1.4% | Arlington School District / 30,700 |
| 152. | 1.4% | White Salmon Valley School District / 7,396 |
| 154. | 1.3% | Sultan School District / 13,382 |
| 155. | 1.3% | North Franklin School District / 10,061 |
| 155. | 1.3% | Naches Valley School District / 8,394 |
| 155. | 1.3% | Prescott School District / 1,564 |
| 155. | 1.3% | Quillayute Valley School District / 6,383 |
| 155. | 1.3% | Omak School District / 10,412 |
| 160. | 1.3% | Kiona-Benton School District / 8,106 |
| 161. | 1.2% | Shoreline School District / 67,123 |
| 162. | 1.2% | Crescent School District / 2,720 |
| 163. | 1.2% | Thorp School District / 1,422 |
| 164. | 1.2% | Lake Chelan School District / 7,582 |
| 164. | 1.2% | Palisades School District / 366 |
| 164. | 1.2% | Snoqualmie Valley School District / 36,121 |
| 167. | 1.2% | Medical Lake School District / 11,325 |
| 167. | 1.2% | Evaline School District / 647 |
| 167. | 1.2% | Federal Way School District / 134,509 |
| 170. | 1.2% | Kent School District / 163,185 |
| 170. | 1.2% | Chimacum School District / 11,424 |
| 172. | 1.2% | Edmonds School District / 159,316 |
| 173. | 1.2% | Cheney School District / 34,461 |
| 174. | 1.1% | Monroe School District / 39,271 |
| 175. | 1.1% | Evergreen School District (Clark) / 144,158 |
| 176. | 1.1% | Tumwater School District / 37,970 |
| 176. | 1.1% | Wellpinit School District / 999 |
| 176. | 1.1% | Northshore School District / 128,593 |
| 179. | 1.1% | Trout Lake School District / 876 |
| 180. | 1.1% | Evergreen School District (Stevens) / 429 |
| 180. | 1.1% | Bickleton School District / 461 |
| 180. | 1.1% | Coupeville School District / 10,520 |
| 183. | 1.1% | University Place School District / 29,934 |
| 184. | 1.0% | South Whidbey School District / 15,586 |
| 185. | 1.0% | Taholah School District / 899 |
| 186. | 1.0% | Blaine School District / 16,491 |
| 187. | 0.9% | Oakville School District / 2,558 |
| 188. | 0.9% | Central Valley School District / 77,908 |
| 189. | 0.9% | Skamania School District / 785 |
| 189. | 0.9% | Camas School District / 29,911 |
| 191. | 0.9% | Highland School District / 5,388 |
| 192. | 0.9% | Oak Harbor School District / 37,644 |
| 193. | 0.8% | Peninsula School District / 62,980 |
| 194. | 0.8% | Issaquah School District / 105,010 |
| 195. | 0.8% | Battle Ground School District / 67,123 |
| 196. | 0.8% | Loon Lake School District / 1,649 |
| 197. | 0.8% | South Kitsap School District / 66,259 |
| 198. | 0.8% | Sprague School District / 697 |
| 199. | 0.8% | Bainbridge Island School District / 23,206 |
| 200. | 0.7% | Sumner School District / 43,664 |
| 200. | 0.7% | Castle Rock School District / 10,377 |
| 200. | 0.7% | Tenino School District / 9,808 |
| 200. | 0.7% | Richland School District / 65,458 |
| 204. | 0.7% | Riverview School District / 19,629 |
| 205. | 0.7% | Yelm Community Schools / 30,223 |
| 205. | 0.7% | Auburn School District / 86,733 |
| 205. | 0.7% | Marysville School District / 71,032 |
| 208. | 0.7% | Rainier School District / 4,955 |
| 208. | 0.7% | Toppenish School District / 15,652 |
| 210. | 0.7% | College Place School District / 13,500 |
| 210. | 0.7% | Finley School District / 5,006 |
| 210. | 0.7% | Chewelah School District / 6,111 |
| 213. | 0.7% | Kalama School District / 6,850 |
| 213. | 0.7% | Washougal School District / 20,325 |
| 215. | 0.7% | Tahoma School District / 39,802 |
| 216. | 0.6% | Snohomish School District / 52,659 |
| 217. | 0.6% | North Kitsap School District / 47,616 |
| 218. | 0.6% | Wahkiakum School District / 2,894 |
| 219. | 0.6% | Lake Stevens School District / 41,019 |
| 220. | 0.6% | Kelso School District / 28,516 |
| 221. | 0.6% | White River School District / 21,088 |
| 221. | 0.6% | Puyallup School District / 121,755 |
| 223. | 0.5% | Riverside School District / 11,129 |
| 224. | 0.5% | Willapa Valley School District / 2,300 |
| 225. | 0.5% | Deer Park School District / 10,436 |
| 226. | 0.5% | Kittitas School District / 4,058 |
| 227. | 0.5% | Mabton School District / 3,283 |
| 227. | 0.5% | Wilson Creek School District / 461 |
| 229. | 0.5% | West Valley School District / 28,705 |
| 230. | 0.4% | Wapato School District / 13,779 |
| 231. | 0.4% | Royal School District / 6,709 |
| 232. | 0.4% | Lakewood School District / 13,903 |
| 233. | 0.4% | Grand Coulee Dam School District / 4,753 |
| 234. | 0.4% | Central Kitsap School District / 70,396 |
| 235. | 0.4% | Reardan-Edwall School District / 4,909 |
| 236. | 0.3% | Montesano School District / 8,426 |
| 237. | 0.3% | Hockinson School District / 8,872 |
| 238. | 0.3% | Bethel School District / 103,634 |
| 238. | 0.3% | Ephrata School District / 11,355 |
| 238. | 0.3% | East Valley School District (Yakima) / 15,061 |
| 238. | 0.3% | Toutle Lake School District / 3,160 |
| 242. | 0.3% | Mead School District / 51,622 |
| 243. | 0.3% | Odessa School District / 1,431 |
| 244. | 0.3% | Ridgefield School District / 14,498 |
| 245. | 0.3% | East Valley School District (Spokane) / 26,463 |
| 246. | 0.2% | Rochester School District / 14,715 |
| 246. | 0.2% | Selah School District / 18,117 |
Please note that we only rank locations with '1 Room House Percentage' data. The rank above might not be a complete list. Locations without '1 Room House Percentage' data are not listed.
