Washington Voting-age Male and Female Gender Population By County in 2021 (ACS-5Yrs)

Updated on July 4, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, the Washington voting-age population consisted of 2.97M males and 2.97M females.

Voting-age Male Population: King had the highest voting-age male population (901.19K), followed by Pierce (346.85K), and Snohomish (318.15K).

Voting-age Female Population: King had the highest voting-age female population (887.20K), followed by Pierce (349.66K), and Snohomish (316.20K).

The charts and table below shows the voting-age male and female population for each county.

You can see similar information for other states and by state for the United States.

Washington Voting-age Male and Female Population By County in 2021
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County Voting-age Male Population Voting-age Female Population
Adams 6697 6417
Asotin 8693 8983
Benton 74822 75155
Chelan 29902 30171
Clallam 31278 32424
Clark 186325 192067
Columbia 1595 1632
Cowlitz 41774 42630
Douglas 16019 15595
Ferry 3002 2937
Franklin 33856 30634
Garfield 955 882
Grant 35277 33666
Grays Harbor 30747 28687
Island 35136 35210
Jefferson 14016 14673
King 901186 887200
Kitsap 111717 105671
Kittitas 18346 18263
Klickitat 9115 9012
Lewis 31819 31730
Lincoln 4201 4212
Mason 27375 24814
Okanogan 16252 15967
Pacific 9521 9849
Pend Oreille 5499 5211
Pierce 346851 349656
San Juan 7484 7854
Skagit 49496 50829
Skamania 4924 4888
Snohomish 318154 316198
Spokane 204623 209152
Stevens 17921 18211
Thurston 110803 117408
Wahkiakum 1797 1834
Walla Walla 25027 23935
Whatcom 89042 92057
Whitman 20771 20101
Yakima 89062 90009