USA: Washington
Counties
The population of all counties in the State of Washington according to census results and latest official estimates.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Estimate 2019-07-01 | |
|---|---|---|---|---|---|---|
| Adams | County | 13,603 | 16,428 | 18,728 | 19,959 | → |
| Asotin | County | 17,605 | 20,551 | 21,623 | 22,687 | → |
| Benton | County | 112,560 | 142,475 | 175,177 | 204,173 | → |
| Chelan | County | 52,250 | 66,616 | 72,453 | 77,053 | → |
| Clallam | County | 56,464 | 64,525 | 71,404 | 77,457 | → |
| Clark | County | 238,053 | 345,238 | 425,363 | 489,271 | → |
| Columbia | County | 4,024 | 4,064 | 4,078 | 4,023 | → |
| Cowlitz | County | 82,119 | 92,948 | 102,410 | 110,389 | → |
| Douglas | County | 26,205 | 32,603 | 38,431 | 43,251 | → |
| Ferry | County | 6,295 | 7,260 | 7,551 | 7,676 | → |
| Franklin | County | 37,473 | 49,347 | 78,163 | 95,446 | → |
| Garfield | County | 2,248 | 2,397 | 2,266 | 2,266 | → |
| Grant | County | 54,758 | 74,698 | 89,120 | 97,959 | → |
| Grays Harbor | County | 64,175 | 67,194 | 72,797 | 75,047 | → |
| Island | County | 60,195 | 71,558 | 78,506 | 85,344 | → |
| Jefferson | County | 20,146 | 25,953 | 29,872 | 32,347 | → |
| King | County | 1,507,319 | 1,737,034 | 1,931,249 | 2,249,653 | → |
| Kitsap | County | 189,731 | 231,969 | 251,133 | 272,299 | → |
| Kittitas | County | 26,725 | 33,362 | 40,915 | 47,856 | → |
| Klickitat | County | 16,616 | 19,161 | 20,318 | 22,433 | → |
| Lewis | County | 59,358 | 68,600 | 75,455 | 80,599 | → |
| Lincoln | County | 8,864 | 10,184 | 10,570 | 10,938 | → |
| Mason | County | 38,341 | 49,405 | 60,699 | 66,939 | → |
| Okanogan | County | 33,350 | 39,564 | 41,120 | 42,403 | → |
| Pacific | County | 18,882 | 20,984 | 20,920 | 22,517 | → |
| Pend Oreille | County | 8,915 | 11,732 | 13,001 | 13,726 | → |
| Pierce | County | 586,203 | 700,820 | 795,225 | 905,719 | → |
| San Juan | County | 10,035 | 14,077 | 15,769 | 17,352 | → |
| Skagit | County | 79,555 | 102,979 | 116,901 | 129,181 | → |
| Skamania | County | 8,289 | 9,872 | 11,066 | 12,096 | → |
| Snohomish | County | 465,642 | 606,024 | 713,335 | 822,413 | → |
| Spokane | County | 361,364 | 417,939 | 471,221 | 522,231 | → |
| Stevens | County | 30,948 | 40,066 | 43,531 | 45,815 | → |
| Thurston | County | 161,238 | 207,355 | 252,264 | 289,661 | → |
| Wahkiakum | County | 3,327 | 3,824 | 3,978 | 4,420 | → |
| Walla Walla | County | 48,439 | 55,180 | 58,781 | 61,062 | → |
| Whatcom | County | 127,780 | 166,814 | 201,140 | 228,675 | → |
| Whitman | County | 38,775 | 40,740 | 44,776 | 50,136 | → |
| Yakima | County | 188,823 | 222,581 | 243,231 | 251,552 | → |
| Washington | State | 4,866,692 | 5,894,121 | 6,724,540 | 7,614,024 |
Contents: Incorporated Places
The population of all incorporated places in the State of Washington according to census results and latest official estimates.
| Name | Status | County | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Estimate 2019-07-01 | |
|---|---|---|---|---|---|---|---|
| Aberdeen | City | Grays Harbor | 16,581 | 16,511 | 16,866 | 16,756 | → |
| Airway Heights | City | Spokane | 1,957 | 4,495 | 7,543 | 9,485 | → |
| Albion | Town | Whitman | 626 | 607 | 590 | 604 | → |
| Algona | City | King | 1,781 | 2,436 | 3,014 | 3,208 | → |
| Almira | Town | Lincoln | 310 | 305 | 284 | 280 | → |
| Anacortes | City | Skagit | 11,499 | 14,500 | 15,768 | 17,527 | → |
| Arlington | City | Snohomish | 6,417 | 12,339 | 17,943 | 20,523 | → |
| Asotin | City | Asotin | 979 | 1,117 | 1,245 | 1,289 | → |
| Auburn | City | King / Pierce | 44,897 | 55,312 | 70,299 | 81,464 | → |
| Bainbridge Island | City | Kitsap | 15,850 | 20,311 | 23,025 | 25,298 | → |
| Battle Ground | City | Clark | 4,768 | 10,670 | 17,785 | 21,252 | → |
| Beaux Arts Village | Town | King | 314 | 287 | 299 | 324 | → |
| Bellevue (incl. Eastgate) | City | King | 103,062 | 117,850 | 127,885 | 148,164 | → |
| Bellingham | City | Whatcom | 53,359 | 68,085 | 81,610 | 92,314 | → |
| Benton City | City | Benton | 1,775 | 2,624 | 3,033 | 3,495 | → |
| Bingen | City | Klickitat | 641 | 682 | 712 | 742 | → |
| Black Diamond | City | King | 2,810 | 3,964 | 4,135 | 4,781 | → |
| Blaine | City | Whatcom | 2,700 | 3,780 | 4,691 | 5,607 | → |
| Bonney Lake | City | Pierce | 9,698 | 11,683 | 17,595 | 21,148 | → |
| Bothell | City | King / Snohomish | 26,814 | 34,226 | 39,830 | 47,415 | → |
| Bremerton | City | Kitsap | 39,546 | 37,321 | 37,839 | 41,405 | → |
| Brewster | City | Okanogan | 1,624 | 2,289 | 2,368 | 2,357 | → |
| Bridgeport | City | Douglas | 1,498 | 2,049 | 2,410 | 2,613 | → |
| Brier | City | Snohomish | 5,637 | 6,319 | 6,237 | 6,970 | → |
| Buckley | City | Pierce | 3,507 | 4,087 | 4,344 | 5,058 | → |
| Bucoda | Town | Thurston | 536 | 630 | 562 | 592 | → |
| Burien (incl. Riverton) | City | King | 40,705 | 45,714 | 48,079 | 51,500 | → |
| Burlington | City | Skagit | 4,771 | 6,835 | 8,377 | 9,224 | → |
| Camas | City | Clark | 7,242 | 12,841 | 19,818 | 24,418 | → |
| Carbonado | Town | Pierce | 491 | 648 | 608 | 735 | → |
| Carnation | City | King | 1,282 | 1,914 | 1,783 | 2,282 | → |
| Cashmere | City | Chelan | 2,573 | 2,972 | 3,112 | 3,172 | → |
| Castle Rock | City | Cowlitz | 2,219 | 2,424 | 2,113 | 2,298 | → |
| Cathlamet | Town | Wahkiakum | 533 | 563 | 532 | 572 | → |
| Centralia | City | Lewis | 13,012 | 14,826 | 16,663 | 17,745 | → |
| Chehalis | City | Lewis | 6,503 | 7,021 | 7,257 | 7,654 | → |
| Chelan | City | Chelan | 3,268 | 3,803 | 3,888 | 4,237 | → |
| Cheney | City | Spokane | 8,208 | 8,831 | 10,595 | 12,522 | → |
| Chewelah | City | Stevens | 1,977 | 2,221 | 2,599 | 2,676 | → |
| Clarkston | City | Asotin | 6,844 | 7,279 | 7,236 | 7,375 | → |
| Cle Elum | City | Kittitas | 1,848 | 1,748 | 1,870 | 2,037 | → |
| Clyde Hill | City | King | 2,975 | 2,892 | 2,988 | 3,386 | → |
| Colfax | City | Whitman | 2,801 | 2,885 | 2,793 | 2,872 | → |
| College Place | City | Walla Walla | 6,417 | 7,801 | 8,800 | 9,317 | → |
| Colton | Town | Whitman | 315 | 385 | 429 | 458 | → |
| Colville | City | Stevens | 4,291 | 4,803 | 4,722 | 4,832 | → |
| Conconully | Town | Okanogan | 153 | 213 | 201 | 208 | → |
| Concrete | Town | Skagit | 732 | 797 | 705 | 738 | → |
| Connell | City | Franklin | 1,931 | 3,021 | 4,210 | 5,545 | → |
| Cosmopolis | City | Grays Harbor | 1,403 | 1,557 | 1,642 | 1,662 | → |
| Coulee City | Town | Grant | 568 | 598 | 560 | 564 | → |
| Coulee Dam | Town | Okanogan / Douglas / Grant | 1,103 | 1,053 | 1,098 | 1,080 | → |
| Coupeville | Town | Island | 1,364 | 1,747 | 1,833 | 1,972 | → |
| Covington | City | King | 11,286 | 14,183 | 17,565 | 21,175 | → |
| Creston | Town | Lincoln | 230 | 233 | 233 | 229 | → |
| Cusick | Town | Pend Oreille | 191 | 210 | 204 | 217 | → |
| Darrington | Town | Snohomish | 1,040 | 1,241 | 1,347 | 1,421 | → |
| Davenport | City | Lincoln | 1,518 | 1,743 | 1,734 | 1,744 | → |
| Dayton | City | Columbia | 2,489 | 2,671 | 2,535 | 2,442 | → |
| Deer Park | City | Spokane | 2,278 | 3,009 | 3,661 | 4,364 | → |
| Des Moines | City | King | 26,865 | 29,606 | 29,685 | 32,348 | → |
| DuPont | City | Pierce | 590 | 2,120 | 8,199 | 9,516 | → |
| Duvall | City | King | 2,868 | 4,676 | 6,713 | 8,107 | → |
| East Wenatchee | City | Douglas | 9,578 | 11,686 | 13,179 | 14,219 | → |
| Eatonville | Town | Pierce | 1,404 | 2,094 | 2,756 | 3,026 | → |
| Edgewood | City | Pierce | 8,677 | 9,123 | 9,379 | 13,053 | → |
| Edmonds | City | Snohomish | 38,801 | 39,431 | 39,686 | 42,605 | → |
| Electric City | City | Grant | 915 | 1,054 | 976 | 1,002 | → |
| Ellensburg | City | Kittitas | 12,731 | 15,501 | 18,306 | 21,111 | → |
| Elma | City | Grays Harbor | 3,235 | 3,333 | 3,292 | 3,351 | → |
| Elmer City | Town | Okanogan | 292 | 262 | 251 | 248 | → |
| Endicott | Town | Whitman | 320 | 343 | 299 | 305 | → |
| Entiat | City | Chelan | 640 | 1,024 | 1,111 | 1,280 | → |
| Enumclaw | City | King / Pierce | 7,818 | 11,658 | 11,091 | 12,190 | → |
| Ephrata | City | Grant | 5,513 | 6,822 | 7,688 | 8,136 | → |
| Everett | City | Snohomish | 75,801 | 95,617 | 102,864 | 111,475 | → |
| Everson | City | Whatcom | 1,510 | 2,005 | 2,487 | 2,841 | → |
| Fairfield | Town | Spokane | 516 | 498 | 614 | 626 | → |
| Farmington | Town | Whitman | 104 | 149 | 150 | 152 | → |
| Federal Way | City | King | 67,671 | 85,431 | 89,259 | 96,289 | → |
| Ferndale | City | Whatcom | 5,856 | 8,820 | 11,440 | 14,897 | → |
| Fife | City | Pierce | 4,596 | 4,891 | 9,329 | 10,184 | → |
| Fircrest | City | Pierce | 5,508 | 5,855 | 6,541 | 6,835 | → |
| Forks | City | Clallam | 3,268 | 3,258 | 3,565 | 3,880 | → |
| Friday Harbor | Town | San Juan | 1,480 | 2,008 | 2,163 | 2,562 | → |
| Garfield | Town | Whitman | 557 | 640 | 599 | 609 | → |
| George | City | Grant | 200 | 482 | 502 | 516 | → |
| Gig Harbor | City | Pierce | 4,699 | 6,915 | 7,133 | 10,717 | → |
| Gold Bar | City | Snohomish | 1,201 | 2,014 | 2,162 | 2,352 | → |
| Goldendale | City | Klickitat | 3,335 | 3,787 | 3,403 | 3,505 | → |
| Grand Coulee | City | Grant | 1,011 | 938 | 1,031 | 1,048 | → |
| Grandview | City | Yakima | 7,093 | 8,495 | 10,848 | 11,078 | → |
| Granger | City | Yakima | 2,035 | 2,640 | 3,258 | 3,830 | → |
| Granite Falls | City | Snohomish | 1,199 | 2,437 | 3,388 | 4,234 | → |
| Hamilton | Town | Skagit | 246 | 326 | 301 | 310 | → |
| Harrah | Town | Yakima | 346 | 501 | 624 | 640 | → |
| Harrington | City | Lincoln | 433 | 426 | 427 | 418 | → |
| Hartline | Town | Grant | 169 | 131 | 151 | 154 | → |
| Hatton | Town | Adams | 71 | 103 | 101 | 104 | → |
| Hoquiam | City | Grays Harbor | 9,002 | 9,120 | 8,738 | 8,655 | → |
| Hunts Point | Town | King | 514 | 456 | 394 | 435 | → |
| Ilwaco | City | Pacific | 827 | 955 | 936 | 991 | → |
| Index | Town | Snohomish | 139 | 160 | 176 | 211 | → |
| Ione | Town | Pend Oreille | 519 | 481 | 444 | 472 | → |
| Issaquah | City | King | 13,000 | 16,712 | 30,436 | 39,509 | → |
| Kahlotus | City | Franklin | 167 | 236 | 189 | 193 | → |
| Kalama | City | Cowlitz | 1,571 | 1,821 | 2,361 | 2,798 | → |
| Kelso | City | Cowlitz | 11,772 | 11,804 | 11,915 | 12,417 | → |
| Kenmore | City | King | 15,981 | 18,668 | 20,495 | 23,097 | → |
| Kennewick | City | Benton | 48,329 | 59,188 | 73,994 | 84,347 | → |
| Kent | City | King | 79,668 | 103,476 | 118,620 | 132,319 | → |
| Kettle Falls | City | Stevens | 1,333 | 1,313 | 1,591 | 1,635 | → |
| Kirkland | City | King | 71,742 | 76,839 | 80,585 | 93,010 | → |
| Kittitas | City | Kittitas | 855 | 1,107 | 1,358 | 1,497 | → |
| Krupp (Marlin) | Town | Grant | 51 | 60 | 48 | 52 | → |
| La Center | City | Clark | 623 | 1,863 | 2,945 | 3,404 | → |
| La Conner | Town | Skagit | 612 | 777 | 872 | 949 | → |
| Lacey | City | Thurston | 24,913 | 31,391 | 42,559 | 52,592 | → |
| LaCrosse | Town | Whitman | 341 | 380 | 313 | 319 | → |
| Lake Forest Park | City | King | 13,415 | 13,195 | 12,602 | 13,504 | → |
| Lake Stevens | City | Snohomish | 12,377 | 20,779 | 28,270 | 33,911 | → |
| Lakewood | City | Pierce | 55,899 | 59,348 | 57,532 | 61,037 | → |
| Lamont | Town | Whitman | 91 | 106 | 70 | 74 | → |
| Langley | City | Island | 844 | 966 | 1,015 | 1,140 | → |
| Latah | Town | Spokane | 181 | 150 | 180 | 187 | → |
| Leavenworth | City | Chelan | 1,810 | 2,072 | 1,974 | 2,029 | → |
| Liberty Lake | City | Spokane | 1,003 | 3,409 | 7,594 | 10,956 | → |
| Lind | Town | Adams | 484 | 570 | 562 | 563 | → |
| Long Beach | City | Pacific | 1,291 | 1,375 | 1,393 | 1,496 | → |
| Longview | City | Cowlitz | 31,979 | 35,364 | 36,833 | 38,440 | → |
| Lyman | Town | Skagit | 270 | 391 | 439 | 473 | → |
| Lynden | City | Whatcom | 5,922 | 9,522 | 12,025 | 15,223 | → |
| Lynnwood | City | Snohomish | 29,690 | 34,138 | 35,853 | 39,141 | → |
| Mabton | City | Yakima | 1,508 | 1,918 | 2,284 | 2,268 | → |
| Malden | Town | Whitman | 189 | 214 | 203 | 206 | → |
| Mansfield | Town | Douglas | 328 | 319 | 320 | 343 | → |
| Maple Valley | City | King | 6,201 | 14,284 | 22,724 | 27,202 | → |
| Marcus | Town | Stevens | 129 | 141 | 171 | 172 | → |
| Marysville | City | Snohomish | 32,803 | 46,160 | 60,022 | 70,298 | → |
| Mattawa | City | Grant | 941 | 2,556 | 4,443 | 4,758 | → |
| McCleary | City | Grays Harbor | 1,473 | 1,480 | 1,652 | 1,764 | → |
| Medical Lake | City | Spokane | 3,589 | 3,841 | 5,060 | 4,966 | → |
| Medina | City | King | 2,996 | 2,989 | 2,971 | 3,288 | → |
| Mercer Island | City | King | 20,816 | 22,034 | 22,699 | 25,894 | → |
| Mesa | City | Franklin | 248 | 425 | 495 | 508 | → |
| Metaline | Town | Pend Oreille | 198 | 162 | 173 | 183 | → |
| Metaline Falls | Town | Pend Oreille | 209 | 227 | 238 | 251 | → |
| Mill Creek | City | Snohomish | 9,640 | 14,001 | 18,230 | 20,897 | → |
| Millwood | City | Spokane | 1,684 | 1,649 | 1,786 | 1,800 | → |
| Milton | City | Pierce / King | 4,612 | 7,031 | 7,268 | 8,299 | → |
| Monroe | City | Snohomish | 7,048 | 13,938 | 17,350 | 19,776 | → |
| Montesano | City | Grays Harbor | 3,263 | 3,494 | 3,981 | 4,052 | → |
| Morton | City | Lewis | 1,143 | 987 | 1,125 | 1,199 | → |
| Moses Lake | City | Grant | 12,006 | 15,281 | 20,340 | 24,086 | → |
| Mossyrock | City | Lewis | 542 | 687 | 760 | 820 | → |
| Mount Vernon | City | Skagit | 18,292 | 26,683 | 31,722 | 36,006 | → |
| Mountlake Terrace | City | Snohomish | 19,456 | 20,394 | 19,882 | 21,338 | → |
| Moxee | City | Yakima | 952 | 1,052 | 3,459 | 4,104 | → |
| Mukilteo | City | Snohomish | 11,487 | 18,005 | 20,245 | 21,441 | → |
| Naches | Town | Yakima | 530 | 718 | 826 | 847 | → |
| Napavine | City | Lewis | 843 | 1,497 | 1,792 | 2,001 | → |
| Nespelem | Town | Okanogan | 183 | 221 | 232 | 392 | → |
| Newcastle | City | King | 4,775 | 7,950 | 10,366 | 12,292 | → |
| Newport | City | Pend Oreille | 1,581 | 1,747 | 2,163 | 2,199 | → |
| Nooksack | City | Whatcom | 598 | 863 | 1,330 | 1,631 | → |
| Normandy Park | City | King | 6,710 | 6,371 | 6,338 | 6,604 | → |
| North Bend | City | King | 3,361 | 5,779 | 5,839 | 7,423 | → |
| North Bonneville | City | Skamania | 411 | 596 | 958 | 1,007 | → |
| Northport | Town | Stevens | 316 | 348 | 299 | 301 | → |
| Oak Harbor | City | Island | 18,055 | 19,659 | 22,154 | 23,565 | → |
| Oakesdale | Town | Whitman | 342 | 420 | 422 | 439 | → |
| Oakville | City | Grays Harbor | 469 | 698 | 688 | 692 | → |
| Ocean Shores | City | Grays Harbor | 2,299 | 3,836 | 5,571 | 6,494 | → |
| Odessa | Town | Lincoln | 913 | 964 | 914 | 894 | → |
| Okanogan | City | Okanogan | 2,369 | 2,486 | 2,609 | 2,588 | → |
| Olympia | City | Thurston | 33,985 | 43,009 | 46,897 | 52,882 | → |
| Omak | City | Okanogan | 4,159 | 4,818 | 4,794 | 4,778 | → |
| Oroville | City | Okanogan | 1,552 | 1,791 | 1,709 | 1,675 | → |
| Orting | City | Pierce | 2,161 | 3,933 | 6,737 | 8,610 | → |
| Othello | City | Adams | 4,653 | 5,841 | 7,339 | 8,386 | → |
| Pacific | City | King / Pierce | 4,556 | 5,113 | 6,605 | 7,178 | → |
| Palouse | City | Whitman | 887 | 1,007 | 998 | 1,075 | → |
| Pasco | City | Franklin | 26,802 | 35,558 | 62,161 | 75,432 | → |
| Pateros | City | Okanogan | 567 | 634 | 678 | 714 | → |
| Pe Ell | Town | Lewis | 541 | 645 | 630 | 675 | → |
| Pomeroy | City | Garfield | 1,394 | 1,522 | 1,430 | 1,395 | → |
| Port Angeles | City | Clallam | 18,031 | 18,405 | 19,038 | 20,229 | → |
| Port Orchard | City | Kitsap | 7,328 | 11,616 | 12,177 | 14,597 | → |
| Port Townsend | City | Jefferson | 7,041 | 8,308 | 9,110 | 9,831 | → |
| Poulsbo | City | Kitsap | 5,802 | 7,545 | 9,243 | 11,168 | → |
| Prescott | City | Walla Walla | 267 | 338 | 306 | 305 | → |
| Prosser | City | Benton | 4,492 | 4,830 | 5,748 | 6,380 | → |
| Pullman | City | Whitman | 23,547 | 24,982 | 29,820 | 34,506 | → |
| Puyallup | City | Pierce | 27,100 | 34,191 | 37,244 | 42,361 | → |
| Quincy | City | Grant | 3,872 | 5,063 | 6,763 | 8,033 | → |
| Rainier | City | Thurston | 988 | 1,505 | 1,789 | 2,287 | → |
| Raymond | City | Pacific | 3,079 | 2,968 | 2,878 | 2,994 | → |
| Reardan | Town | Lincoln | 483 | 612 | 571 | 610 | → |
| Redmond | City | King | 36,090 | 45,580 | 54,511 | 71,929 | → |
| Renton | City | King | 61,479 | 72,752 | 91,929 | 101,751 | → |
| Republic | City | Ferry | 965 | 967 | 1,066 | 1,066 | → |
| Richland | City | Benton | 32,935 | 38,687 | 48,491 | 58,225 | → |
| Ridgefield | City | Clark | 1,898 | 2,324 | 4,781 | 9,153 | → |
| Ritzville | City | Adams | 1,730 | 1,750 | 1,684 | 1,654 | → |
| Riverside | Town | Okanogan | 219 | 353 | 280 | 273 | → |
| Rock Island | City | Douglas | 666 | 944 | 1,006 | 1,124 | → |
| Rockford | Town | Spokane | 470 | 415 | 473 | 486 | → |
| Rosalia | Town | Whitman | 552 | 650 | 549 | 558 | → |
| Roslyn | City | Kittitas | 862 | 1,002 | 890 | 958 | → |
| Roy | City | Pierce | 384 | 790 | 780 | 822 | → |
| Royal City | City | Grant | 1,104 | 1,830 | 2,140 | 2,237 | → |
| Ruston | Town | Pierce | 694 | 738 | 749 | 845 | → |
| Sammamish (incl. Klahanie) | City | King | 26,182 | 45,374 | 57,447 | 65,892 | → |
| SeaTac | City | King | 22,974 | 25,548 | 26,903 | 29,044 | → |
| Seattle | City | King | 516,332 | 563,204 | 608,660 | 753,675 | → |
| Sedro-Woolley | City | Skagit | 6,595 | 8,888 | 11,062 | 12,072 | → |
| Selah | City | Yakima | 5,226 | 6,310 | 7,331 | 8,087 | → |
| Sequim | City | Clallam | 4,205 | 4,579 | 6,573 | 7,640 | → |
| Shelton | City | Mason | 7,440 | 8,522 | 9,845 | 10,655 | → |
| Shoreline | City | King | 49,229 | 53,014 | 53,031 | 57,027 | → |
| Skykomish | Town | King | 258 | 234 | 197 | 220 | → |
| Snohomish | City | Snohomish | 7,345 | 9,301 | 9,145 | 10,154 | → |
| Snoqualmie | City | King | 1,894 | 1,615 | 10,665 | 13,622 | → |
| Soap Lake | City | Grant | 1,122 | 1,722 | 1,543 | 1,603 | → |
| South Bend | City | Pacific | 1,611 | 1,827 | 1,633 | 1,698 | → |
| South Cle Elum | Town | Kittitas | 448 | 500 | 530 | 559 | → |
| South Prairie | Town | Pierce | 210 | 347 | 427 | 443 | → |
| Spangle | City | Spokane | 230 | 245 | 278 | 319 | → |
| Spokane | City | Spokane | 178,120 | 196,588 | 209,459 | 222,081 | → |
| Spokane Valley | City | Spokane | 68,119 | 76,730 | 89,746 | 101,060 | → |
| Sprague | City | Lincoln | 410 | 490 | 446 | 460 | → |
| Springdale | Town | Stevens | 260 | 302 | 281 | 300 | → |
| St. John | Town | Whitman | 511 | 544 | 543 | 559 | → |
| Stanwood | City | Snohomish | 2,421 | 4,211 | 6,237 | 7,287 | → |
| Starbuck | Town | Columbia | 170 | 117 | 126 | 128 | → |
| Steilacoom | Town | Pierce | 5,732 | 6,409 | 5,992 | 6,390 | → |
| Stevenson | City | Skamania | 1,184 | 1,323 | 1,475 | 1,601 | → |
| Sultan | City | Snohomish | 2,367 | 3,316 | 4,652 | 5,388 | → |
| Sumas | City | Whatcom | 761 | 991 | 1,312 | 1,534 | → |
| Sumner | City | Pierce | 7,700 | 8,537 | 9,447 | 10,427 | → |
| Sunnyside | City | Yakima | 11,479 | 14,121 | 15,926 | 16,796 | → |
| Tacoma | City | Pierce | 177,341 | 193,338 | 198,338 | 217,827 | → |
| Tekoa | City | Whitman | 752 | 826 | 781 | 799 | → |
| Tenino | City | Thurston | 1,269 | 1,499 | 1,687 | 1,865 | → |
| Tieton | City | Yakima | 748 | 1,180 | 1,182 | 1,308 | → |
| Toledo | City | Lewis | 516 | 642 | 721 | 771 | → |
| Tonasket | City | Okanogan | 931 | 1,117 | 1,145 | 1,121 | → |
| Toppenish | City | Yakima | 7,471 | 8,910 | 8,953 | 8,809 | → |
| Tukwila | City | King | 15,666 | 17,141 | 19,103 | 20,347 | → |
| Tumwater | City | Thurston | 13,952 | 17,302 | 20,135 | 24,024 | → |
| Twisp | Town | Okanogan | 895 | 950 | 901 | 963 | → |
| Union Gap | City | Yakima | 5,114 | 5,621 | 6,113 | 6,200 | → |
| Uniontown | Town | Whitman | 274 | 345 | 294 | 344 | → |
| University Place | City | Pierce | 26,475 | 30,049 | 31,133 | 34,001 | → |
| Vader | City | Lewis | 414 | 592 | 621 | 670 | → |
| Vancouver | City | Clark | 107,427 | 149,926 | 167,167 | 184,463 | → |
| Waitsburg | City | Walla Walla | 983 | 1,231 | 1,213 | 1,231 | → |
| Walla Walla | City | Walla Walla | 27,280 | 30,731 | 32,461 | 32,900 | → |
| Wapato | City | Yakima | 3,771 | 4,587 | 5,014 | 5,010 | → |
| Warden | City | Grant | 1,633 | 2,556 | 2,692 | 2,812 | → |
| Washougal | City | Clark | 6,506 | 8,954 | 14,149 | 16,107 | → |
| Washtucna | Town | Adams | 231 | 257 | 208 | 208 | → |
| Waterville | Town | Douglas | 991 | 1,165 | 1,138 | 1,213 | → |
| Waverly | Town | Spokane | 101 | 121 | 106 | 109 | → |
| Wenatchee | City | Chelan | 23,491 | 29,595 | 32,821 | 34,360 | → |
| West Richland | City | Benton | 4,003 | 8,315 | 11,833 | 15,075 | → |
| Westport | City | Grays Harbor | 1,918 | 2,145 | 2,077 | 2,100 | → |
| White Salmon | City | Klickitat | 2,093 | 2,293 | 2,345 | 2,691 | → |
| Wilbur | Town | Lincoln | 863 | 935 | 871 | 861 | → |
| Wilkeson | Town | Pierce | 361 | 406 | 482 | 514 | → |
| Wilson Creek | Town | Grant | 169 | 237 | 205 | 215 | → |
| Winlock | City | Lewis | 1,059 | 1,077 | 1,356 | 1,428 | → |
| Winthrop | Town | Okanogan | 317 | 348 | 403 | 472 | → |
| Woodinville | City | King | 7,238 | 9,819 | 10,945 | 13,263 | → |
| Woodland | City | Cowlitz / Clark | 2,651 | 3,886 | 5,542 | 6,495 | → |
| Woodway | City | Snohomish | 916 | 943 | 1,307 | 1,391 | → |
| Yacolt | Town | Clark | 600 | 1,048 | 1,576 | 1,796 | → |
| Yakima | City | Yakima | 72,808 | 83,415 | 91,285 | 93,637 | → |
| Yarrow Point | Town | King | 966 | 1,008 | 1,001 | 1,149 | → |
| Yelm | City | Thurston | 1,948 | 3,234 | 6,849 | 9,456 | → |
| Zillah | City | Yakima | 1,988 | 2,256 | 3,020 | 3,140 | → |
Source: U.S. Census Bureau (web).
Explanation: All population totals refer to 2020 census boundaries. In case of significant changes, they were recalculated by using census block data.