- 1850: 1,201
- 1860: 11,594
- 1870: 23,955
- 1880: 75,116
- 1890: 357,232
- 1900: 518,103
- 1910: 1,141,990
- 1920: 1,356,621
- 1930: 1,563,396
- 1940: 1,736,191
- 1950: 2,378,963
- 1960: 2,853,214
- 1970: 3,409,169
- 1980: 4,132,156
- 1990: 4,866,692
- 2000: 5,894,121
- 2009: 6,664,195
- Protestan: % 49
- Mainline: % 23
- Evengelist: % 25
- Başka Protestan: % 1
- Unaffiliated: 25%
- Roman Katolit: % 16
- Latter-day Saint: % 4
- İslam: % 1
- Çıfıt: % 1
- Başka Dinler: % 3
| Kasaba | 2009 | 2000 | 1990 |
|---|
| Aberdeen | 16,140 | 16,461 | 16,565 |
| Airway Heights | 5,515 | 4,500 | 1,971 |
| Algona | 2,760 | 2,460 | 1,694 |
| Anacortes | 17,150 | 14,557 | 11,451 |
| Arlington | 16,790 | 11,713 | 4,037 |
| Asotin | 1,230 | 1,095 | 981 |
| Auburn | 67,465 | 40,314 | 33,102 |
| Bainbridge Island | 23,290 | 20,308 | 3,081 |
| Battle Ground | 17,150 | 9,296 | 3,758 |
| Bellevue | 120,600 | 109,569 | 86,874 |
| Bellingham | 76,130 | 67,171 | 52,179 |
| Benton City | 2,955 | 2,624 | 1,806 |
| Bingen | 685 | 672 | 645 |
| Black Diamond | 4,180 | 3,970 | 1,422 |
| Blaine | 4,740 | 3,770 | 2,489 |
| Bonney Lake | 16,500 | 9,687 | 7,494 |
| Bothell | 33,240 | 30,150 | 12,345 |
| Bremerton | 36,620 | 37,259 | 38,142 |
| Brewster | 2,205 | 2,189 | 1,633 |
| Bridgeport | 2,060 | 2,059 | 1,498 |
| Brier | 6,490 | 6,383 | 5,633 |
| Buckley | 4,635 | 4,145 | 3,516 |
| Burien | 31,890 | 31,881 | 25,089 |
| Burlington | 8,870 | 6,757 | 4,349 |
| Camas | 16,950 | 12,534 | 6,442 |
| Carnation | 1,910 | 1,893 | 1,243 |
| Cashmere | 3,005 | 2,965 | 2,544 |
| Castle Rock | 2,145 | 2,130 | 2,067 |
| Centralia | 15,570 | 14,742 | 12,101 |
| Chehalis | 7,185 | 7,057 | 6,527 |
| Chelan | 4,010 | 3,522 | 2,969 |
| Cheney | 10,550 | 8,832 | 7,723 |
| Chewelah | 2,420 | 2,186 | 1,945 |
| Clarkston | 7,260 | 7,337 | 6,753 |
| Cle Elum | 1,870 | 1,755 | 1,778 |
| Clyde Hill | 2,815 | 2,890 | 2,972 |
| Colfax | 2,910 | 2,844 | 2,713 |
| College Place | 9,035 | 7,818 | 6,308 |
| Colville | 5,040 | 4,988 | 4,360 |
| Connell | 3,430 | 2,956 | 2,005 |
| Cosmopolis | 1,640 | 1,595 | 1,372 |
| Covington | 17,530 | 13,783 | – |
| Davenport | 1,740 | 1,730 | 1,502 |
| Dayton | 2,735 | 2,655 | 2,468 |
| Deer Park | 3,450 | 3,017 | 2,278 |
| Des Moines | 29,076 | 29,267 | 17,283 |
| DuPont | 7,650 | 2,452 | 592 |
| Duvall | 5,980 | 4,616 | 2,770 |
| East Wenatchee | 11,660 | 5,757 | 2,701 |
| Edgewood | 9,615 | 9,089 | – |
| Edmonds | 40,900 | 39,515 | 30,744 |
| Ellensburg | 17,230 | 15,414 | 12,361 |
| Elma | 3,110 | 3,049 | 3,011 |
| Entiat | 1,170 | 957 | 449 |
| Enumclaw | 11,460 | 11,116 | 7,227 |
| Ephrata | 7,110 | 6,808 | 5,349 |
| Everett | 103,500 | 91,488 | 69,961 |
| Everson | 2,285 | 2,035 | 1,490 |
| Federal Way | 88,580 | 83,259 | 67,449 |
| Ferndale | 11,080 | 8,758 | 5,398 |
| Fife | 7,610 | 4,784 | 3,864 |
| Fircrest | 6,325 | 5,868 | 5,258 |
| Forks | 3,185 | 3,120 | 2,862 |
| George | 550 | 528 | 253 |
| Gig Harbor | 7,165 | 6,465 | 3,236 |
| Gold Bar | 2,150 | 2,014 | 1,078 |
| Goldendale | 3,745 | 3,760 | 3,319 |
| Grand Coulee | 940 | 897 | 984 |
| Grandview | 9,405 | 8,377 | 7,169 |
| Granger | 3,065 | 2,530 | 2,053 |
| Granite Falls | 3,375 | 2,347 | 1,060 |
| Harrington | 425 | 426 | 449 |
| Hoquiam | 8,765 | 9,097 | 8,972 |
| Ilwaco | 1,070 | 950 | 815 |
| Issaquah | 26,890 | 11,212 | 7,786 |
| Kahlotus | 220 | 214 | 167 |
| Kalama | 2,505 | 1,783 | 1,210 |
| Kelso | 11,840 | 11,895 | 11,820 |
| Kenmore | 20,450 | 18,678 | – |
| Kennewick | 67,180 | 54,693 | 42,155 |
| Kent | 88,380 | 79,524 | 37,960 |
| Kettle Falls | 1,655 | 1,527 | 1,272 |
| Kirkland | 49,010 | 45,054 | 40,052 |
| Kittitas | 1,150 | 1,105 | 843 |
| La Center | 4,215 | 1,654 | 451 |
| Lacey | 39,250 | 31,226 | 19,279 |
| Lake Forest Park | 12,820 | 13,142 | 4,031 |
| Lake Stevens | 14,800 | 6,361 | 3,380 |
| Lakewood | 58,840 | 58,211 | 58,412 |
| Langley | 1,100 | 959 | 845 |
| Leavenworth | 2,300 | 2,074 | 1,692 |
| Liberty Lake | 7,270 | 4,660 | – |
| Long Beach | 1,535 | 1,283 | 1,236 |
| Longview | 36,010 | 34,660 | 31,499 |
| Lynden | 11,690 | 9,020 | 5,709 |
| Lynnwood | 35,740 | 33,847 | 28,695 |
| Mabton | 2,100 | 1,891 | 1,482 |
| McCleary | 1,555 | 1,454 | 1,235 |
| Maple Valley | 20,840 | 14,209 | 1,211 |
| Marysville | 37,530 | 25,315 | 10,328 |
| Medical Lake | 4,845 | 3,758 | 3,664 |
| Medina | 2,970 | 3,011 | 2,981 |
| Mercer Island | 22,720 | 22,036 | 20,816 |
| Mesa | 455 | 425 | 252 |
| Mill Creek | 18,480 | 11,525 | 7,172 |
| Milton | 6,535 | 5,795 | 4,995 |
| Monroe | 16,710 | 13,795 | 4,278 |
| Montesano | 3,565 | 3,312 | 3,064 |
| Morton | 1,140 | 1,045 | 1,130 |
| Moses Lake | 18,930 | 14,953 | 11,235 |
| Mossyrock | 695 | 486 | 452 |
| Mountlake Terrace | 20,960 | 20,362 | 19,320 |
| Mount Vernon | 30,800 | 26,232 | 17,647 |
| Moxee | 2,525 | 821 | 814 |
| Mukilteo | 20,110 | 18,019 | 7,007 |
| Napavine | 1,690 | 1,361 | 745 |
| Newcastle | 9,925 | 7,737 | – |
| Newport | 2,020 | 1,921 | 1,691 |
| Nooksack | 1,163 | 851 | 584 |
| Normandy Park | 6,485 | 6,392 | 6,709 |
| North Bend | 4,760 | 4,746 | 2,578 |
| North Bonneville | 880 | 593 | 411 |
| Oak Harbor | 23,360 | 19,795 | 17,176 |
| Oakville | 715 | 675 | 493 |
| Ocean Shores | 4,860 | 3,836 | 2,301 |
| Okanogan | 2,495 | 2,484 | 2,370 |
| Olympia | 45,250 | 42,514 | 33,840 |
| Omak | 4,780 | 4,721 | 4,117 |
| Oroville | 1,750 | 1,653 | 1,505 |
| Orting | 6,135 | 3,760 | 2,106 |
| Othello | 6,595 | 5,847 | 4,638 |
| Pacific | 6,290 | 5,527 | 4,622 |
| Palouse | 1,010 | 1,011 | 915 |
| Pasco | 54,490 | 32,066 | 20,337 |
| Pateros | 630 | 643 | 570 |
| Pomeroy | 1,525 | 1,517 | 1,393 |
| Port Angeles | 19,260 | 18,397 | 17,710 |
| Port Orchard | 8,440 | 7,693 | 4,984 |
| Port Townsend | 8,895 | 8,334 | 7,001 |
| Poulsbo | 8,855 | 6,813 | 4,848 |
| Prosser | 5,110 | 4,838 | 4,476 |
| Pullman | 27,600 | 24,675 | 23,478 |
| Puyallup | 38,690 | 33,011 | 23,875 |
| Quincy | 6,030 | 5,044 | 3,738 |
| Raymond | 3,010 | 2,975 | 2,901 |
| Redmond | 51,890 | 45,256 | 35,800 |
| Renton | 83,650 | 50,052 | 41,688 |
| Republic | 1,005 | 954 | 940 |
| Richland | 47,410 | 38,708 | 32,315 |
| Ridgefield | 4,215 | 2,147 | 1,297 |
| Ritzville | 1,740 | 1,736 | 1,725 |
| Rock Island | 875 | 863 | 524 |
| Roslyn | 1,015 | 1,017 | 869 |
| Roy | 870 | 260 | 258 |
| Royal City | 1,865 | 1,823 | 1,104 |
| Sammamish | 40,670 | 34,104 | – |
| SeaTac | 25,730 | 25,496 | 22,701 |
| Seattle | 602,000 | 563,374 | 516,259 |
| Sedro-Woolley | 10,070 | 8,658 | 6,031 |
| Selah | 7,185 | 6,310 | 5,113 |
| Sequim | 5,715 | 4,334 | 3,616 |
| Shelton | 8,965 | 8,442 | 7,241 |
| Shoreline | 54,320 | 53,025 | – |
| Snohomish | 9,145 | 8,494 | 6,499 |
| Snoqualmie | 9,730 | 1,631 | 1,546 |
| Soap Lake | 1,790 | 1,733 | 1,149 |
| South Bend | 1,770 | 1,807 | 1,551 |
| Spokane | 205,500 | 195,629 | 177,196 |
| Spokane Valley | 89,440 | 80,927 | – |
| Sprague | 495 | 490 | 410 |
| Stanwood | 5,590 | 3,923 | 1,961 |
| Stevenson | 1,455 | 1,200 | 1,147 |
| Sultan | 4,555 | 3,344 | 2,236 |
| Sumas | 1,326 | 960 | 744 |
| Sumner | 9,085 | 8,504 | 6,281 |
| Sunnyside | 15,340 | 13,905 | 11,238 |
| Tacoma | 203,400 | 193,556 | 176,664 |
| Tekoa | 830 | 826 | 750 |
| Tenino | 1,535 | 1,447 | 1,292 |
| Toledo | 695 | 653 | 586 |
| Tonasket | 985 | 994 | 847 |
| Toppenish | 9,090 | 8,946 | 7,419 |
| Tukwila | 18,170 | 17,181 | 11,874 |
| Tumwater | 16,710 | 12,698 | 9,976 |
| Union Gap | 5,830 | 5,621 | 3,120 |
| University Place | 31,500 | 29,933 | – |
| Vader | 630 | 590 | 414 |
| Vancouver | 164,500 | 143,560 | 46,380 |
| Waitsburg | 1,245 | 1,212 | 990 |
| Walla Walla | 31,610 | 29,686 | 26,478 |
| Wapato | 4,555 | 4,582 | 3,795 |
| Warden | 2,605 | 2,544 | 1,639 |
| Washougal | 13,870 | 8,595 | 4,764 |
| Wenatchee | 30,960 | 27,856 | 21,756 |
| Westport | 2,345 | 2,137 | 1,892 |
| West Richland | 11,670 | 8,385 | 3,962 |
| White Salmon | 2,220 | 2,193 | 1,861 |
| Winlock | 1,370 | 1,166 | 1,027 |
| Woodinville | 10,670 | 9,194 | – |
| Woodland | 5,195 | 3,780 | 2,500 |
| Woodway | 1,190 | 936 | 914 |
| Yakima | 84,850 | 71,845 | 54,827 |
| Yelm | 5,625 | 3,289 | 1,337 |
| Zillah | 2,770 | 2,198 | 1,911 |
Amerika Birleşik Devletleri
| Yıl |
Republik Partiya |
Demokrat Partiya |
| 2008 |
40.48% 1,229,216 |
57.65% 1,750,848 |
| 2004 |
45.59% 1,304,893 |
52.82% 1,510,201 |
| 2000 |
44.59% 1,108,864 |
50.21% 1,247,652 |
| 1996 |
37.32% 840,712 |
49.81% 1,123,323 |
| 1992 |
31.99% 731,234 |
43.41% 993,037 |
| 1988 |
47.97% 903,835 |
50.03% 933,516 |
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