Washington / Counties by Population

Washington Counties by Population

The data is from the US Census. Below are 39 Washington counties ranked 1 through 39 . You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!

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Rank County Population
1 King County 2,252,782
2 Pierce County 904,980
3 Snohomish County 822,083
4 Spokane County 522,798
5 Clark County 488,241
6 Thurston County 290,536
7 Kitsap County 271,473
8 Yakima County 250,873
9 Whatcom County 229,247
10 Benton County 204,390
11 Skagit County 129,205
12 Cowlitz County 110,593
13 Grant County 97,733
14 Franklin County 95,222
15 Island County 85,141
16 Lewis County 80,707
17 Clallam County 77,331
18 Chelan County 77,200
19 Grays Harbor County 75,061
20 Mason County 66,768
21 Walla Walla County 60,760
22 Whitman County 50,104
23 Kittitas County 47,935
24 Stevens County 45,723
25 Douglas County 43,429
26 Okanogan County 42,243
27 Jefferson County 32,221
28 Asotin County 22,582
29 Pacific County 22,471
30 Klickitat County 22,425
31 Adams County 19,983
32 San Juan County 17,582
33 Pend Oreille County 13,724
34 Skamania County 12,083
35 Lincoln County 10,939
36 Ferry County 7,627
37 Wahkiakum County 4,488
38 Columbia County 3,985
39 Garfield County 2,225

United States Census Bureau. B01001 SEX BY AGE, 2018 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 19 December 2019. http://www.census.gov/.

United States Census Bureau. Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2019. U.S. Census Bureau, Population Division. Web. May 2020. http://www.census.gov/.

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