Map of Population Change for Counties in Washington - 2010 to 2020

Washington Population Change Map

< -15%
-15% to -5%
-5% to 0%
0% to 5%
5% to 15%
> 15%

List of Counties in Washington With Population Percentage Change

Map KeyNamePopulation Change
Adams County10.1%
Asotin County3.1%
Benton County18.1%
Chelan County9.1%
Clallam County8.1%
Clark County18.3%
Columbia County-3.1%
Cowlitz County8.1%
Douglas County11.7%
Ferry County-4.9%
Franklin County23.8%
Garfield County0.9%
Grant County11.2%
Grays Harbor County3.9%
Island County10.6%
Jefferson County10.4%
King County17.5%
Kitsap County9.7%
Kittitas County8.4%
Klickitat County11.9%
Lewis County8.9%
Lincoln County2.9%
Mason County8.3%
Okanogan County2.4%
Pacific County11.7%
Pend Oreille County3.1%
Pierce County15.8%
San Juan County12.8%
Skagit County10.8%
Skamania County8.8%
Snohomish County16.1%
Spokane County14.5%
Stevens County6.7%
Thurston County16.9%
Wahkiakum County11.2%
Walla Walla County6.5%
Whatcom County12.8%
Whitman County7.1%
Yakima County5.5%