| Rank | Welsh as First Ancestry Population Percentage ▼ | School District / Population |
| 1. | 10.7% | Queets-Clearwater School District / 789 |
| 2. | 9.0% | Carbonado School District / 732 |
| 3. | 8.2% | Almira School District / 441 |
| 4. | 7.1% | Shaw Island School District / 221 |
| 5. | 5.8% | Wilson Creek School District / 461 |
| 6. | 5.6% | Goldendale School District / 6,966 |
| 7. | 5.4% | Odessa School District / 1,431 |
| 8. | 4.9% | Coulee-Hartline School District / 1,579 |
| 9. | 4.4% | Selkirk School District / 2,224 |
| 10. | 3.1% | Bainbridge Island School District / 23,206 |
| 11. | 3.0% | Northport School District / 1,581 |
| 12. | 2.9% | Steptoe School District / 313 |
| 13. | 2.9% | Rainier School District / 4,955 |
| 14. | 2.8% | Skykomish School District / 430 |
| 15. | 2.8% | Enumclaw School District / 25,760 |
| 16. | 2.8% | Entiat School District / 2,379 |
| 17. | 2.7% | Republic School District / 3,751 |
| 18. | 2.7% | Kalama School District / 6,850 |
| 19. | 2.6% | Lyle School District / 2,549 |
| 20. | 2.6% | Nine Mile Falls School District / 9,594 |
| 21. | 2.6% | Port Townsend School District / 14,284 |
| 22. | 2.5% | Mansfield School District / 560 |
| 22. | 2.5% | Eatonville School District / 10,930 |
| 22. | 2.5% | Highland School District / 5,388 |
| 25. | 2.5% | Trout Lake School District / 876 |
| 26. | 2.4% | Orcas Island School District / 5,251 |
| 27. | 2.3% | Riverview School District / 19,629 |
| 28. | 2.3% | Sequim School District / 29,833 |
| 29. | 2.3% | Index School District / 608 |
| 30. | 2.3% | Easton School District / 954 |
| 31. | 2.3% | Harrington School District / 620 |
| 32. | 2.2% | Coupeville School District / 10,520 |
| 33. | 2.2% | Richland School District / 65,458 |
| 33. | 2.2% | Orient School District / 997 |
| 35. | 2.1% | South Whidbey School District / 15,586 |
| 36. | 2.1% | Onalaska School District / 5,103 |
| 37. | 2.1% | Monroe School District / 39,271 |
| 38. | 2.0% | Tahoma School District / 39,802 |
| 39. | 2.0% | Waterville School District / 2,362 |
| 40. | 1.9% | Vashon Island School District / 10,447 |
| 41. | 1.9% | North Kitsap School District / 47,616 |
| 42. | 1.9% | Wahkiakum School District / 2,894 |
| 42. | 1.9% | Morton School District / 2,556 |
| 44. | 1.9% | Chehalis School District / 15,339 |
| 45. | 1.9% | Southside School District / 2,210 |
| 45. | 1.9% | Thorp School District / 1,422 |
| 47. | 1.9% | Colton School District / 1,198 |
| 47. | 1.9% | Grapeview School District / 2,626 |
| 49. | 1.8% | Ferndale School District / 30,515 |
| 50. | 1.8% | San Juan Island School District / 7,771 |
| 51. | 1.8% | Darrington School District / 3,279 |
| 52. | 1.8% | Kiona-Benton School District / 8,106 |
| 53. | 1.8% | Valley School District / 1,360 |
| 53. | 1.8% | Cle Elum-Roslyn School District / 7,728 |
| 55. | 1.7% | Washougal School District / 20,325 |
| 56. | 1.7% | Eastmont School District / 29,976 |
| 57. | 1.7% | Palouse School District / 1,422 |
| 58. | 1.7% | Sultan School District / 13,382 |
| 59. | 1.6% | Pioneer School District / 10,416 |
| 60. | 1.6% | Kittitas School District / 4,058 |
| 60. | 1.6% | Chewelah School District / 6,111 |
| 62. | 1.6% | Ritzville School District / 2,611 |
| 63. | 1.6% | Brinnon School District / 1,263 |
| 63. | 1.6% | La Conner School District / 4,631 |
| 65. | 1.6% | Quilcene School District / 1,659 |
| 66. | 1.6% | Oakesdale School District / 900 |
| 66. | 1.6% | Grandview School District / 15,786 |
| 66. | 1.6% | Snohomish School District / 52,659 |
| 69. | 1.5% | Tenino School District / 9,808 |
| 70. | 1.5% | Green Mountain School District / 1,057 |
| 70. | 1.5% | Prosser School District / 14,382 |
| 72. | 1.5% | McCleary School District / 3,014 |
| 73. | 1.5% | White River School District / 21,088 |
| 73. | 1.5% | Northshore School District / 128,593 |
| 73. | 1.5% | St. John School District / 1,108 |
| 76. | 1.5% | Steilacoom Historical School District / 20,969 |
| 77. | 1.5% | Ellensburg School District / 26,774 |
| 77. | 1.5% | South Bend School District / 2,446 |
| 79. | 1.5% | Castle Rock School District / 10,377 |
| 80. | 1.4% | La Center School District / 8,523 |
| 80. | 1.4% | Port Angeles School District / 30,792 |
| 82. | 1.4% | Mead School District / 51,622 |
| 83. | 1.4% | Snoqualmie Valley School District / 36,121 |
| 84. | 1.4% | Sprague School District / 697 |
| 84. | 1.4% | Pomeroy School District / 2,168 |
| 86. | 1.4% | West Valley School District / 19,374 |
| 87. | 1.4% | Olympia School District / 62,892 |
| 88. | 1.4% | Newport School District / 8,238 |
| 89. | 1.4% | Orting School District / 13,762 |
| 90. | 1.4% | Chimacum School District / 11,424 |
| 90. | 1.4% | Everett School District / 134,180 |
| 90. | 1.4% | Kelso School District / 28,516 |
| 93. | 1.3% | Sumner School District / 43,664 |
| 93. | 1.3% | Arlington School District / 30,700 |
| 93. | 1.3% | Griffin School District / 6,347 |
| 96. | 1.3% | Ridgefield School District / 14,498 |
| 96. | 1.3% | Mary Walker School District / 3,060 |
| 96. | 1.3% | Bellingham School District / 103,698 |
| 96. | 1.3% | Seattle School District / 638,610 |
| 100. | 1.3% | Pullman School District / 32,763 |
| 101. | 1.3% | Stanwood-Camano School District / 32,457 |
| 102. | 1.3% | Woodland School District / 10,908 |
| 103. | 1.3% | Auburn School District / 86,733 |
| 103. | 1.3% | Mount Baker School District / 15,423 |
| 105. | 1.3% | Mercer Island School District / 23,636 |
| 106. | 1.3% | Issaquah School District / 105,010 |
| 106. | 1.3% | Sedro-Woolley School District / 26,417 |
| 108. | 1.2% | Keller School District / 430 |
| 109. | 1.2% | Lopez School District / 2,604 |
| 109. | 1.2% | Concrete School District / 4,949 |
| 111. | 1.2% | Lake Washington School District / 186,310 |
| 111. | 1.2% | Hoquiam School District / 10,827 |
| 113. | 1.2% | Stevenson-Carson School District / 5,976 |
| 113. | 1.2% | Onion Creek School District / 378 |
| 115. | 1.2% | Marysville School District / 71,032 |
| 116. | 1.2% | Anacortes School District / 20,359 |
| 117. | 1.2% | Clarkston School District / 18,858 |
| 117. | 1.2% | Oak Harbor School District / 37,644 |
| 117. | 1.2% | Central Valley School District / 77,908 |
| 117. | 1.2% | Bickleton School District / 461 |
| 117. | 1.2% | Spokane Public Schools / 221,617 |
| 122. | 1.2% | Edmonds School District / 159,316 |
| 122. | 1.2% | Davenport School District / 2,970 |
| 124. | 1.1% | Vancouver Public Schools / 145,307 |
| 124. | 1.1% | Winlock School District / 5,296 |
| 124. | 1.1% | Shelton School District / 23,526 |
| 127. | 1.1% | Shoreline School District / 67,123 |
| 127. | 1.1% | Puyallup School District / 121,755 |
| 127. | 1.1% | Battle Ground School District / 67,123 |
| 130. | 1.1% | Klickitat School District / 747 |
| 130. | 1.1% | Tumwater School District / 37,970 |
| 130. | 1.1% | South Kitsap School District / 66,259 |
| 133. | 1.1% | Franklin Pierce School District / 51,245 |
| 133. | 1.1% | Centralia School District / 22,421 |
| 135. | 1.1% | Montesano School District / 8,426 |
| 135. | 1.1% | Tacoma Public Schools / 212,381 |
| 137. | 1.1% | Cosmopolis School District / 1,867 |
| 137. | 1.1% | Creston School District / 1,058 |
| 137. | 1.1% | North Franklin School District / 10,061 |
| 140. | 1.0% | Moses Lake School District / 40,936 |
| 141. | 1.0% | Kennewick School District / 88,498 |
| 142. | 1.0% | Granite Falls School District / 13,740 |
| 142. | 1.0% | Ocean Beach School District / 9,571 |
| 144. | 1.0% | Medical Lake School District / 11,325 |
| 144. | 1.0% | Skamania School District / 785 |
| 144. | 1.0% | Deer Park School District / 10,436 |
| 147. | 1.0% | North Beach School District / 7,055 |
| 147. | 1.0% | Renton School District / 118,608 |
| 147. | 1.0% | Wenatchee School District / 43,416 |
| 150. | 1.0% | Peninsula School District / 62,980 |
| 151. | 1.0% | Reardan-Edwall School District / 4,909 |
| 152. | 1.0% | Longview Public Schools / 44,887 |
| 153. | 1.0% | Burlington-Edison School District / 20,510 |
| 153. | 1.0% | Curlew School District / 1,268 |
| 153. | 1.0% | Cashmere School District / 8,343 |
| 153. | 1.0% | Fife Public Schools / 21,518 |
| 157. | 1.0% | Central Kitsap School District / 70,396 |
| 158. | 0.9% | Naselle-Grays River Valley School District / 2,412 |
| 158. | 0.9% | Cusick School District / 1,842 |
| 160. | 0.9% | Garfield School District / 632 |
| 160. | 0.9% | White Salmon Valley School District / 7,396 |
| 162. | 0.9% | Boistfort School District / 1,022 |
| 162. | 0.9% | Soap Lake School District / 3,285 |
| 164. | 0.9% | Walla Walla School District / 38,110 |
| 164. | 0.9% | Aberdeen School District / 19,905 |
| 164. | 0.9% | Mount Vernon School District / 38,393 |
| 167. | 0.9% | Riverside School District / 11,129 |
| 167. | 0.9% | Bremerton School District / 45,904 |
| 167. | 0.9% | Colfax School District / 4,185 |
| 170. | 0.9% | Raymond School District / 4,031 |
| 171. | 0.9% | Loon Lake School District / 1,649 |
| 171. | 0.9% | Wilbur School District / 1,237 |
| 173. | 0.8% | Federal Way School District / 134,509 |
| 173. | 0.8% | Tekoa School District / 1,040 |
| 175. | 0.8% | Camas School District / 29,911 |
| 175. | 0.8% | Evergreen School District (Clark) / 144,158 |
| 177. | 0.8% | Inchelium School District / 1,183 |
| 178. | 0.8% | Lakewood School District / 13,903 |
| 179. | 0.8% | Lake Stevens School District / 41,019 |
| 179. | 0.8% | Dieringer School District / 10,109 |
| 179. | 0.8% | Mukilteo School District / 96,423 |
| 179. | 0.8% | Columbia School District / 3,466 |
| 179. | 0.8% | White Pass School District / 3,671 |
| 179. | 0.8% | Naches Valley School District / 8,394 |
| 185. | 0.8% | Prescott School District / 1,564 |
| 185. | 0.8% | Lynden School District / 18,355 |
| 185. | 0.8% | Kent School District / 163,185 |
| 185. | 0.8% | Washtucna School District / 374 |
| 189. | 0.8% | Bellevue School District / 128,388 |
| 189. | 0.8% | Mill A School District / 498 |
| 191. | 0.8% | Omak School District / 10,412 |
| 192. | 0.7% | Endicott School District / 497 |
| 193. | 0.7% | North Mason School District / 14,521 |
| 193. | 0.7% | Highline School District / 128,065 |
| 193. | 0.7% | Oroville School District / 3,998 |
| 196. | 0.7% | Cheney School District / 34,461 |
| 197. | 0.7% | Crescent School District / 2,720 |
| 197. | 0.7% | Elma School District / 8,572 |
| 199. | 0.7% | North Thurston Public Schools / 97,287 |
| 200. | 0.6% | Colville School District / 11,398 |
| 200. | 0.6% | Cascade School District / 8,854 |
| 202. | 0.6% | Great Northern School District / 968 |
| 202. | 0.6% | Blaine School District / 16,491 |
| 202. | 0.6% | Quillayute Valley School District / 6,383 |
| 205. | 0.6% | Methow Valley School District / 4,979 |
| 205. | 0.6% | Evergreen School District (Stevens) / 429 |
| 205. | 0.6% | Grand Coulee Dam School District / 4,753 |
| 205. | 0.6% | College Place School District / 13,500 |
| 205. | 0.6% | Yelm Community Schools / 30,223 |
| 205. | 0.6% | East Valley School District (Spokane) / 26,463 |
| 205. | 0.6% | Pateros School District / 1,430 |
| 205. | 0.6% | Bethel School District / 103,634 |
| 213. | 0.6% | Toutle Lake School District / 3,160 |
| 213. | 0.6% | Mossyrock School District / 4,049 |
| 215. | 0.6% | Selah School District / 18,117 |
| 216. | 0.6% | Summit Valley School District / 603 |
| 216. | 0.6% | Royal School District / 6,709 |
| 218. | 0.6% | Wishkah Valley School District / 879 |
| 218. | 0.6% | West Valley School District / 28,705 |
| 220. | 0.6% | Yakima School District / 78,730 |
| 220. | 0.6% | University Place School District / 29,934 |
| 222. | 0.6% | Ocosta School District / 7,250 |
| 222. | 0.6% | Freeman School District / 4,013 |
| 222. | 0.6% | Kettle Falls School District / 5,479 |
| 225. | 0.6% | Orondo School District / 1,547 |
| 225. | 0.6% | Conway School District / 2,969 |
| 225. | 0.6% | Meridian School District / 9,030 |
| 228. | 0.5% | LaCrosse School District / 668 |
| 228. | 0.5% | Liberty School District / 4,450 |
| 230. | 0.5% | Tonasket School District / 7,573 |
| 231. | 0.5% | Manson School District / 3,340 |
| 231. | 0.5% | Union Gap School District / 3,708 |
| 233. | 0.5% | Dayton School District / 3,837 |
| 234. | 0.5% | Bridgeport School District / 3,324 |
| 234. | 0.5% | Hockinson School District / 8,872 |
| 234. | 0.5% | Asotin-Anatone School District / 3,169 |
| 237. | 0.5% | Glenwood School District / 484 |
| 238. | 0.5% | Clover Park School District / 81,580 |
| 238. | 0.5% | Pasco School District / 73,998 |
| 240. | 0.5% | East Valley School District (Yakima) / 15,061 |
| 241. | 0.4% | Quincy School District / 12,473 |
| 241. | 0.4% | Zillah School District / 5,293 |
| 243. | 0.4% | Tukwila School District / 18,514 |
| 244. | 0.4% | Hood Canal School District / 5,509 |
| 245. | 0.4% | Toledo School District / 4,146 |
| 245. | 0.4% | Ephrata School District / 11,355 |
| 247. | 0.4% | Okanogan School District / 5,556 |
| 248. | 0.3% | Rochester School District / 14,715 |
| 249. | 0.3% | Sunnyside School District / 25,306 |
| 250. | 0.3% | Columbia School District / 1,171 |
| 250. | 0.3% | Brewster School District / 4,498 |
| 252. | 0.3% | Willapa Valley School District / 2,300 |
| 253. | 0.3% | Mabton School District / 3,283 |
| 253. | 0.3% | Centerville School District / 922 |
| 255. | 0.2% | Othello School District / 14,769 |
| 256. | 0.2% | Dixie School District / 478 |
| 257. | 0.2% | Lake Chelan School District / 7,582 |
| 258. | 0.2% | Nooksack Valley School District / 11,244 |
| 258. | 0.2% | Lake Quinault School District / 1,145 |
| 260. | 0.2% | Evaline School District / 647 |
| 261. | 0.2% | Toppenish School District / 15,652 |
| 261. | 0.2% | Orchard Prairie School District / 760 |
| 263. | 0.1% | Pe Ell School District / 1,811 |
| 264. | 0.1% | Wapato School District / 13,779 |
| 265. | 0.1% | Napavine School District / 4,279 |
| 265. | 0.1% | Cape Flattery School District / 2,855 |
Please note that we only rank locations with 'Welsh as First Ancestry Population Percentage' data. The rank above might not be a complete list. Locations without 'Welsh as First Ancestry Population Percentage' data are not listed.
