All counties in the State of Washington.
| Name | Status | Population census 2000-04-01 | Population census 2010-04-01 | Population estimate 2011-07-01 | |
|---|---|---|---|---|---|
| Adams | County | 16,426 | 18,728 | 18,882 | o |
| Asotin | County | 20,553 | 21,623 | 21,899 | o |
| Benton | County | 142,473 | 175,177 | 180,542 | o |
| Chelan | County | 66,611 | 72,456 | 73,257 | o |
| Clallam | County | 64,183 | 71,404 | 71,814 | o |
| Clark | County | 345,235 | 425,363 | 433,115 | o |
| Columbia | County | 4,064 | 4,078 | 4,017 | o |
| Cowlitz | County | 92,945 | 102,410 | 102,431 | o |
| Douglas | County | 32,589 | 38,431 | 38,791 | o |
| Ferry | County | 7,262 | 7,551 | 7,684 | o |
| Franklin | County | 49,378 | 78,163 | 83,161 | o |
| Garfield | County | 2,397 | 2,266 | 2,252 | o |
| Grant | County | 74,714 | 89,120 | 90,775 | o |
| Grays Harbor | County | 67,141 | 72,797 | 72,316 | o |
| Island | County | 71,571 | 78,506 | 79,033 | o |
| Jefferson | County | 26,301 | 29,872 | 29,875 | o |
| King | County | 1,737,075 | 1,931,246 | 1,971,602 | o |
| Kitsap | County | 231,982 | 251,133 | 254,529 | o |
| Kittitas | County | 33,369 | 40,915 | 41,591 | o |
| Klickitat | County | 19,170 | 20,318 | 20,714 | o |
| Lewis | County | 68,585 | 75,455 | 75,664 | o |
| Lincoln | County | 10,173 | 10,570 | 10,500 | o |
| Mason | County | 49,443 | 60,699 | 60,988 | o |
| Okanogan | County | 39,567 | 41,120 | 41,333 | o |
| Pacific | County | 20,979 | 20,920 | 20,910 | o |
| Pend Oreille | County | 11,706 | 13,001 | 12,901 | o |
| Pierce | County | 700,816 | 795,225 | 803,546 | o |
| San Juan | County | 14,052 | 15,769 | 15,812 | o |
| Skagit | County | 103,017 | 116,901 | 117,836 | o |
| Skamania | County | 9,876 | 11,066 | 11,117 | o |
| Snohomish | County | 606,043 | 713,338 | 722,671 | o |
| Spokane | County | 417,968 | 471,221 | 473,512 | o |
| Stevens | County | 40,082 | 43,531 | 43,494 | o |
| Thurston | County | 207,392 | 252,264 | 256,406 | o |
| Wahkiakum | County | 3,824 | 3,978 | 4,023 | o |
| Walla Walla | County | 55,177 | 58,781 | 59,483 | o |
| Whatcom | County | 166,822 | 201,140 | 203,570 | o |
| Whitman | County | 40,742 | 44,776 | 45,064 | o |
| Yakima | County | 222,578 | 243,231 | 246,157 | o |
| Washington | Federal State | 5,894,281 | 6,724,543 | 6,823,267 |
All incorporated places in the State of Washington.
| Name | Status | County | Population census 2000-04-01 | Population census 2010-04-01 | Population estimate 2011-07-01 | |
|---|---|---|---|---|---|---|
| Aberdeen | City | Grays Harbor | 16,461 | 16,894 | 16,835 | o |
| Airway Heights | City | Spokane | 4,519 | 6,114 | 6,138 | o |
| Albion | Town | Whitman | 616 | 579 | 587 | o |
| Algona | City | King | 2,460 | 3,014 | 3,074 | o |
| Almira | Town | Lincoln | 302 | 284 | 282 | o |
| Anacortes | City | Skagit | 14,514 | 15,778 | 15,941 | o |
| Arlington | City | Snohomish | 12,319 | 17,926 | 18,154 | o |
| Asotin | City | Asotin | 1,092 | 1,251 | 1,270 | o |
| Auburn | City | 55,396 | 70,180 | 71,517 | o | |
| Bainbridge Island | City | Kitsap | 20,308 | 23,025 | 23,262 | o |
| Battle Ground | City | Clark | 9,990 | 17,571 | 17,893 | o |
| Beaux Arts Village | Town | King | 307 | 299 | 304 | o |
| Bellevue | City | King | 112,182 | 122,359 | 124,798 | o |
| Bellingham | City | Whatcom | 67,449 | 80,885 | 81,862 | o |
| Benton City | City | Benton | 2,613 | 3,038 | 3,134 | o |
| Bingen | City | Klickitat | 672 | 712 | 724 | o |
| Black Diamond | City | King | 3,970 | 4,153 | 4,237 | o |
| Blaine | City | Whatcom | 3,770 | 4,684 | 4,744 | o |
| Bonney Lake | City | Pierce | 11,796 | 17,374 | 17,579 | o |
| Bothell | City | 30,369 | 33,505 | 34,055 | o | |
| Bremerton | City | Kitsap | 37,267 | 37,729 | 39,051 | o |
| Brewster | City | Okanogan | 2,265 | 2,370 | 2,386 | o |
| Bridgeport | City | Douglas | 2,059 | 2,409 | 2,444 | o |
| Brier | City | Snohomish | 6,383 | 6,087 | 6,165 | o |
| Buckley | City | Pierce | 4,145 | 4,354 | 4,402 | o |
| Bucoda | Town | Thurston | 633 | 562 | 572 | o |
| Burien | City | King | 31,881 | 33,313 | 33,977 | o |
| Burlington | City | Skagit | 6,835 | 8,388 | 8,474 | o |
| Camas | City | Clark | 12,805 | 19,355 | 19,712 | o |
| Carbonado | Town | Pierce | 621 | 610 | 617 | o |
| Carnation | City | King | 1,893 | 1,786 | 1,823 | o |
| Cashmere | City | Chelan | 2,952 | 3,063 | 3,104 | o |
| Castle Rock | City | Cowlitz | 2,130 | 1,982 | 1,983 | o |
| Cathlamet | Town | Wahkiakum | 569 | 532 | 534 | o |
| Centralia | City | Lewis | 14,867 | 16,336 | 16,432 | o |
| Chehalis | City | Lewis | 7,053 | 7,259 | 7,299 | o |
| Chelan | City | Chelan | 3,739 | 3,890 | 3,945 | o |
| Cheney | City | Spokane | 8,835 | 10,590 | 10,643 | o |
| Chewelah | City | Stevens | 2,186 | 2,607 | 2,606 | o |
| Clarkston | City | Asotin | 7,343 | 7,229 | 7,331 | o |
| Cle Elum | City | Kittitas | 1,759 | 1,872 | 1,907 | o |
| Clyde Hill | City | King | 2,890 | 2,988 | 3,047 | o |
| Colfax | City | Whitman | 2,865 | 2,805 | 2,839 | o |
| College Place | City | Walla Walla | 7,837 | 8,770 | 8,888 | o |
| Colton | Town | Whitman | 386 | 418 | 423 | o |
| Colville | City | Stevens | 5,012 | 4,673 | 4,669 | o |
| Conconully | Town | Okanogan | 200 | 210 | 211 | o |
| Concrete | Town | Skagit | 790 | 705 | 712 | o |
| Connell | City | Franklin | 2,996 | 4,203 | 5,276 | o |
| Cosmopolis | City | Grays Harbor | 1,595 | 1,649 | 1,643 | o |
| Coulee City | Town | Grant | 594 | 562 | 576 | o |
| Coulee Dam | Town | 1,045 | 1,098 | 1,107 | o | |
| Coupeville | Town | Island | 1,723 | 1,831 | 1,842 | o |
| Covington | City | King | 14,181 | 17,575 | 17,929 | o |
| Creston | Town | Lincoln | 232 | 236 | 233 | o |
| Cusick | Town | Pend Oreille | 212 | 207 | 206 | o |
| Darrington | Town | Snohomish | 1,206 | 1,347 | 1,365 | o |
| Davenport | City | Lincoln | 1,738 | 1,734 | 1,718 | o |
| Dayton | City | Columbia | 2,660 | 2,526 | 2,509 | o |
| Deer Park | City | Spokane | 3,027 | 3,652 | 3,673 | o |
| Des Moines | City | King | 29,658 | 29,673 | 30,258 | o |
| DuPont | City | Pierce | 2,452 | 8,199 | 8,298 | o |
| Duvall | City | King | 4,677 | 6,695 | 6,828 | o |
| East Wenatchee | City | Douglas | 11,679 | 13,190 | 13,375 | o |
| Eatonville | Town | Pierce | 2,071 | 2,758 | 2,791 | o |
| Edgewood | City | Pierce | 9,090 | 9,387 | 9,499 | o |
| Edmonds | City | Snohomish | 39,519 | 39,709 | 40,215 | o |
| Electric City | City | Grant | 936 | 980 | 1,004 | o |
| Ellensburg | City | Kittitas | 15,487 | 18,174 | 18,468 | o |
| Elma | City | Grays Harbor | 3,113 | 3,107 | 3,095 | o |
| Elmer City | Town | Okanogan | 267 | 238 | 239 | o |
| Endicott | Town | Whitman | 348 | 289 | 293 | o |
| Entiat | City | Chelan | 988 | 1,112 | 1,129 | o |
| Enumclaw | City | 11,123 | 10,870 | 11,086 | o | |
| Ephrata | City | Grant | 6,842 | 7,664 | 7,842 | o |
| Everett | City | Snohomish | 95,981 | 103,019 | 104,295 | o |
| Everson | City | Whatcom | 2,035 | 2,481 | 2,513 | o |
| Fairfield | Town | Spokane | 494 | 612 | 615 | o |
| Farmington | Town | Whitman | 153 | 146 | 147 | o |
| Federal Way | City | King | 85,342 | 89,306 | 91,085 | o |
| Ferndale | City | Whatcom | 8,833 | 11,417 | 11,564 | o |
| Fife | City | Pierce | 4,783 | 9,173 | 9,281 | o |
| Fircrest | City | Pierce | 5,868 | 6,497 | 6,573 | o |
| Forks | City | Clallam | 3,278 | 3,532 | 3,552 | o |
| Friday Harbor | Town | San Juan | 2,020 | 2,168 | 2,178 | o |
| Garfield | Town | Whitman | 638 | 597 | 605 | o |
| George | City | Grant | 534 | 501 | 514 | o |
| Gig Harbor | City | Pierce | 6,561 | 7,126 | 7,208 | o |
| Gold Bar | City | Snohomish | 2,014 | 2,075 | 2,101 | o |
| Goldendale | City | Klickitat | 3,813 | 3,407 | 3,471 | o |
| Grand Coulee | City | Grant | 895 | 1,020 | 1,044 | o |
| Grandview | City | Yakima | 8,490 | 10,862 | 11,039 | o |
| Granger | City | Yakima | 2,636 | 3,246 | 3,298 | o |
| Granite Falls | City | Snohomish | 2,422 | 3,372 | 3,416 | o |
| Hamilton | Town | Skagit | 311 | 301 | 303 | o |
| Harrah | Town | Yakima | 508 | 625 | 635 | o |
| Harrington | City | Lincoln | 426 | 424 | 420 | o |
| Hartline | Town | Grant | 134 | 151 | 155 | o |
| Hatton | Town | Adams | 98 | 101 | 101 | o |
| Hoquiam | City | Grays Harbor | 9,097 | 8,726 | 8,696 | o |
| Hunts Point | Town | King | 443 | 394 | 403 | o |
| Ilwaco | City | Pacific | 957 | 936 | 936 | o |
| Index | Town | Snohomish | 157 | 178 | 180 | o |
| Ione | Town | Pend Oreille | 479 | 447 | 444 | o |
| Issaquah | City | King | 17,302 | 30,434 | 31,037 | o |
| Kahlotus | City | Franklin | 226 | 193 | 204 | o |
| Kalama | City | Cowlitz | 1,862 | 2,344 | 2,346 | o |
| Kelso | City | Cowlitz | 11,895 | 11,925 | 11,934 | o |
| Kenmore | City | King | 18,678 | 20,460 | 20,870 | o |
| Kennewick | City | Benton | 59,196 | 73,917 | 76,224 | o |
| Kent | City | King | ... | 118,564 | 120,916 | o |
| Kettle Falls | City | Stevens | 1,377 | 1,595 | 1,593 | o |
| Kirkland | City | King | 45,054 | 48,787 | 49,755 | o |
| Kittitas | City | Kittitas | 1,108 | 1,381 | 1,405 | o |
| Krupp | Town | Grant | 60 | 48 | 49 | o |
| La Center | City | Clark | 1,719 | 2,800 | 2,852 | o |
| La Conner | Town | Skagit | 729 | 891 | 901 | o |
| Lacey | City | Thurston | 31,578 | 42,395 | 43,117 | o |
| LaCrosse | Town | Whitman | 381 | 313 | 317 | o |
| Lake Forest Park | City | King | 12,874 | 12,598 | 12,849 | o |
| Lake Stevens | City | Snohomish | 12,606 | 28,068 | 28,431 | o |
| Lakewood | City | Pierce | 58,376 | 58,163 | 58,839 | o |
| Lamont | Town | Whitman | 106 | 70 | 70 | o |
| Langley | City | Island | 983 | 1,035 | 1,041 | o |
| Latah | Town | Spokane | 151 | 183 | 185 | o |
| Leavenworth | City | Chelan | 2,092 | 1,965 | 1,993 | o |
| Liberty Lake | City | Spokane | 3,407 | 7,591 | 7,634 | o |
| Lind | Town | Adams | 582 | 564 | 574 | o |
| Long Beach | City | Pacific | 1,365 | 1,392 | 1,393 | o |
| Longview | City | Cowlitz | 34,665 | 36,648 | 36,672 | o |
| Lyman | Town | Skagit | 409 | 438 | 444 | o |
| Lynden | City | Whatcom | 9,510 | 11,951 | 12,104 | o |
| Lynnwood | City | Snohomish | 33,859 | 35,836 | 36,291 | o |
| Mabton | City | Yakima | 1,965 | 2,286 | 2,324 | o |
| Malden | Town | Whitman | 215 | 203 | 206 | o |
| Mansfield | Town | Douglas | 319 | 320 | 325 | o |
| Maple Valley | City | King | 14,209 | 22,684 | 23,139 | o |
| Marcus | Town | Stevens | 117 | 183 | 182 | o |
| Marysville | City | Snohomish | 29,112 | 60,020 | 60,785 | o |
| Mattawa | Town | Grant | 2,574 | 4,437 | 4,543 | o |
| McCleary | City | Grays Harbor | 1,510 | 1,653 | 1,647 | o |
| Medical Lake | City | Spokane | 3,815 | 5,060 | 4,940 | o |
| Medina | City | King | 3,011 | 2,969 | 3,029 | o |
| Mercer Island | City | King | 22,036 | 22,699 | 23,154 | o |
| Mesa | City | Franklin | 425 | 489 | 518 | o |
| Metaline | Town | Pend Oreille | 162 | 173 | 173 | o |
| Metaline Falls | Town | Pend Oreille | 223 | 238 | 237 | o |
| Mill Creek | City | Snohomish | 13,966 | 18,244 | 18,480 | o |
| Millwood | Town | Spokane | 1,649 | 1,786 | 1,797 | o |
| Milton | City | 5,797 | 6,968 | 7,058 | o | |
| Monroe | City | Snohomish | 13,823 | 17,304 | 17,493 | o |
| Montesano | City | Grays Harbor | 3,317 | 3,976 | 3,962 | o |
| Morton | City | Lewis | 1,046 | 1,126 | 1,132 | o |
| Moses Lake | City | Grant | 15,378 | 20,366 | 20,858 | o |
| Mossyrock | City | Lewis | 691 | 759 | 764 | o |
| Mount Vernon | City | Skagit | 26,629 | 31,743 | 32,070 | o |
| Mountlake Terrace | City | Snohomish | 20,418 | 19,909 | 20,165 | o |
| Moxee | City | Yakima | 945 | 3,308 | 3,361 | o |
| Mukilteo | City | Snohomish | 18,019 | 20,254 | 20,514 | o |
| Naches | Town | Yakima | 709 | 795 | 808 | o |
| Napavine | City | Lewis | 1,490 | 1,766 | 1,778 | o |
| Nespelem | Town | Okanogan | 212 | 232 | 234 | o |
| Newcastle | City | King | 7,737 | 10,380 | 10,588 | o |
| Newport | City | Pend Oreille | 1,919 | 2,126 | 2,116 | o |
| Nooksack | City | Whatcom | 863 | 1,338 | 1,355 | o |
| Normandy Park | City | King | 6,403 | 6,335 | 6,461 | o |
| North Bend | City | King | 4,805 | 5,830 | 5,947 | o |
| North Bonneville | City | Skamania | 593 | 956 | 963 | o |
| Northport | Town | Stevens | 344 | 295 | 296 | o |
| Oak Harbor | City | Island | 19,731 | 22,107 | 22,239 | o |
| Oakesdale | Town | Whitman | 420 | 422 | 427 | o |
| Oakville | City | Grays Harbor | 681 | 684 | 682 | o |
| Ocean Shores | City | Grays Harbor | 3,836 | 5,569 | 5,549 | o |
| Odessa | Town | Lincoln | 957 | 910 | 903 | o |
| Okanogan | City | Okanogan | 2,511 | 2,552 | 2,568 | o |
| Olympia | City | Thurston | 43,016 | 46,478 | 47,266 | o |
| Omak | City | Okanogan | 4,807 | 4,845 | 4,881 | o |
| Oroville | City | Okanogan | 1,717 | 1,686 | 1,698 | o |
| Orting | City | Pierce | 3,921 | 6,746 | 6,823 | o |
| Othello | City | Adams | 5,853 | 7,364 | 7,481 | o |
| Pacific | City | 5,517 | 6,606 | 6,737 | o | |
| Palouse | City | Whitman | 1,011 | 998 | 1,011 | o |
| Pasco | City | Franklin | 33,845 | 59,781 | 63,186 | o |
| Pateros | City | Okanogan | 643 | 667 | 673 | o |
| Pe Ell | Town | Lewis | 652 | 632 | 636 | o |
| Pomeroy | City | Garfield | 1,517 | 1,425 | 1,422 | o |
| Port Angeles | City | Clallam | 18,449 | 19,038 | 19,154 | o |
| Port Orchard | City | Kitsap | 7,799 | 11,224 | 11,333 | o |
| Port Townsend | City | Jefferson | 8,333 | 9,113 | 9,129 | o |
| Poulsbo | City | Kitsap | 7,065 | 9,243 | 9,336 | o |
| Prescott | City | Walla Walla | 315 | 318 | 323 | o |
| Prosser | City | Benton | 4,905 | 5,714 | 5,894 | o |
| Pullman | City | Whitman | 24,994 | 29,799 | 29,913 | o |
| Puyallup | City | Pierce | 34,321 | 37,022 | 37,454 | o |
| Quincy | City | Grant | 5,068 | 6,751 | 6,917 | o |
| Rainier | City | Thurston | 1,469 | 1,794 | 1,826 | o |
| Raymond | City | Pacific | 2,988 | 2,882 | 2,883 | o |
| Reardan | Town | Lincoln | 608 | 571 | 567 | o |
| Redmond | City | King | 45,657 | 54,144 | 55,228 | o |
| Renton | City | King | 51,325 | 90,995 | 92,812 | o |
| Republic | City | Ferry | 954 | 1,073 | 1,093 | o |
| Richland | City | Benton | 38,736 | 48,058 | 49,571 | o |
| Ridgefield | City | Clark | 2,147 | 4,763 | 4,851 | o |
| Ritzville | City | Adams | 1,736 | 1,673 | 1,699 | o |
| Riverside | Town | Okanogan | 349 | 280 | 282 | o |
| Rock Island | City | Douglas | 866 | 788 | 799 | o |
| Rockford | Town | Spokane | 413 | 470 | 473 | o |
| Rosalia | Town | Whitman | 648 | 550 | 558 | o |
| Roslyn | City | Kittitas | 1,017 | 893 | 910 | o |
| Roy | City | Pierce | 260 | 793 | 803 | o |
| Royal City | City | Grant | 1,831 | 2,140 | 2,193 | o |
| Ruston | Town | Pierce | 738 | 749 | 759 | o |
| Sammamish | City | King | 34,104 | 45,780 | 46,700 | o |
| SeaTac | City | King | 25,496 | 26,909 | 27,430 | o |
| Seattle | City | King | 563,377 | 608,660 | 620,778 | o |
| Sedro-Woolley | City | Skagit | 8,920 | 10,602 | 10,712 | o |
| Selah | City | Yakima | 6,351 | 7,147 | 7,262 | o |
| Sequim | City | Clallam | 4,505 | 6,606 | 6,645 | o |
| Shelton | City | Mason | 8,442 | 9,834 | 9,866 | o |
| Shoreline | City | King | 53,293 | 53,007 | 54,044 | o |
| Skykomish | Town | King | 214 | 198 | 202 | o |
| Snohomish | City | Snohomish | 8,899 | 9,098 | 9,210 | o |
| Snoqualmie | City | King | 2,010 | 10,670 | 10,884 | o |
| Soap Lake | City | Grant | 1,714 | 1,514 | 1,550 | o |
| South Bend | City | Pacific | 1,837 | 1,630 | 1,631 | o |
| South Cle Elum | Town | Kittitas | 457 | 532 | 542 | o |
| South Prairie | Town | Pierce | 382 | 434 | 439 | o |
| Spangle | City | Spokane | 240 | 278 | 280 | o |
| Spokane | City | Spokane | 197,070 | 208,916 | 210,103 | o |
| Spokane Valley | City | 80,910 | 89,755 | 90,279 | o | |
| Sprague | City | Lincoln | 490 | 446 | 441 | o |
| Springdale | Town | Stevens | 287 | 285 | 285 | o |
| St. John | Town | Whitman | 548 | 537 | 544 | o |
| Stanwood | City | Snohomish | 4,210 | 6,231 | 6,311 | o |
| Starbuck | Town | Columbia | 130 | 129 | 128 | o |
| Steilacoom | Town | Pierce | 6,048 | 5,985 | 6,056 | o |
| Stevenson | City | Skamania | 1,333 | 1,465 | 1,473 | o |
| Sultan | City | Snohomish | 3,350 | 4,651 | 4,710 | o |
| Sumas | City | Whatcom | 965 | 1,307 | 1,325 | o |
| Sumner | City | Pierce | 8,589 | 9,451 | 9,562 | o |
| Sunnyside | City | Yakima | 14,224 | 15,858 | 16,113 | o |
| Tacoma | City | Pierce | 193,585 | 198,397 | 200,678 | o |
| Tekoa | City | Whitman | 826 | 778 | 787 | o |
| Tenino | City | Thurston | 1,477 | 1,695 | 1,724 | o |
| Tieton | Town | Yakima | 1,174 | 1,191 | 1,211 | o |
| Toledo | City | Lewis | 665 | 725 | 729 | o |
| Tonasket | City | Okanogan | 1,000 | 1,032 | 1,038 | o |
| Toppenish | City | Yakima | 8,981 | 8,949 | 9,095 | o |
| Tukwila | City | King | 17,181 | 19,107 | 19,486 | o |
| Tumwater | City | Thurston | 14,703 | 17,371 | 17,671 | o |
| Twisp | Town | Okanogan | 938 | 919 | 926 | o |
| Union Gap | City | Yakima | 5,621 | 6,047 | 6,145 | o |
| Uniontown | Town | Whitman | 345 | 294 | 298 | o |
| University Place | City | Pierce | 29,975 | 31,144 | 31,511 | o |
| Vader | City | Lewis | 590 | 621 | 626 | o |
| Vancouver | City | Clark | 146,307 | 161,807 | 164,759 | o |
| Waitsburg | City | Walla Walla | 1,212 | 1,217 | 1,235 | o |
| Walla Walla | City | Walla Walla | 30,538 | 31,731 | 32,148 | o |
| Wapato | City | Yakima | 4,604 | 4,997 | 5,073 | o |
| Warden | City | Grant | 2,548 | 2,692 | 2,758 | o |
| Washougal | City | Clark | 8,707 | 14,095 | 14,357 | o |
| Washtucna | Town | Adams | 262 | 208 | 212 | o |
| Waterville | Town | Douglas | 1,163 | 1,138 | 1,155 | o |
| Waverly | Town | Spokane | 121 | 106 | 106 | o |
| Wenatchee | City | Chelan | 28,737 | 31,925 | 32,373 | o |
| West Richland | City | Benton | 8,421 | 11,811 | 12,184 | o |
| Westport | City | Grays Harbor | 2,137 | 2,100 | 2,092 | o |
| White Salmon | City | Klickitat | 2,207 | 2,224 | 2,266 | o |
| Wilbur | Town | Lincoln | 914 | 884 | 877 | o |
| Wilkeson | Town | Pierce | 395 | 477 | 483 | o |
| Wilson Creek | Town | Grant | 227 | 205 | 209 | o |
| Winlock | City | Lewis | 1,193 | 1,339 | 1,346 | o |
| Winthrop | Town | Okanogan | 350 | 394 | 397 | o |
| Woodinville | City | King | 9,838 | 10,938 | 11,157 | o |
| Woodland | City | 3,955 | 5,509 | 5,512 | o | |
| Woodway | City | Snohomish | 936 | 1,307 | 1,324 | o |
| Yacolt | Town | Clark | 1,055 | 1,566 | 1,595 | o |
| Yakima | City | Yakima | 83,503 | 91,067 | 92,512 | o |
| Yarrow Point | Town | King | 1,008 | 1,001 | 1,022 | o |
| Yelm | City | Thurston | 3,227 | 6,848 | 6,965 | o |
| Zillah | City | Yakima | 2,216 | 2,964 | 3,011 | o |
Source: US Census Bureau (web).
2012-07-02WWW.CITYPOPULATION.DE