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 2,233,163
2 Pierce County 891,299
3 Snohomish County 814,901
4 Spokane County 514,631
5 Clark County 481,857
6 Thurston County 286,419
7 Kitsap County 269,805
8 Yakima County 251,446
9 Whatcom County 225,685
10 Benton County 201,877
11 Skagit County 128,206
12 Cowlitz County 108,987
13 Grant County 97,331
14 Franklin County 94,347
15 Island County 84,460
16 Lewis County 79,604
17 Chelan County 77,036
18 Clallam County 76,737
19 Grays Harbor County 73,901
20 Mason County 65,507
21 Walla Walla County 60,922
22 Whitman County 49,791
23 Kittitas County 47,364
24 Stevens County 45,260
25 Douglas County 42,907
26 Okanogan County 42,132
27 Jefferson County 31,729
28 Asotin County 22,610
29 Klickitat County 22,107
30 Pacific County 22,036
31 Adams County 19,759
32 San Juan County 17,128
33 Pend Oreille County 13,602
34 Skamania County 11,924
35 Lincoln County 10,740
36 Ferry County 7,649
37 Wahkiakum County 4,426
38 Columbia County 4,059
39 Garfield County 2,247

United States Census Bureau. B01001 SEX BY AGE, 2017 American Community Survey 5-Year Estimates. U.S. Census Bureau, American Community Survey Office. Web. 6 December 2018. http://www.census.gov/.

United States Census Bureau. Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2018. U.S. Census Bureau, Population Division. Web. May 2019. http://www.census.gov/.

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