List of Counties in Washington With Population Percentage Change | ||||
|---|---|---|---|---|
| Map Key | Name | Population Change | ||
| Adams County | 10.1% | |||
| Asotin County | 3.1% | |||
| Benton County | 18.1% | |||
| Chelan County | 9.1% | |||
| Clallam County | 8.1% | |||
| Clark County | 18.3% | |||
| Columbia County | -3.1% | |||
| Cowlitz County | 8.1% | |||
| Douglas County | 11.7% | |||
| Ferry County | -4.9% | |||
| Franklin County | 23.8% | |||
| Garfield County | 0.9% | |||
| Grant County | 11.2% | |||
| Grays Harbor County | 3.9% | |||
| Island County | 10.6% | |||
| Jefferson County | 10.4% | |||
| King County | 17.5% | |||
| Kitsap County | 9.7% | |||
| Kittitas County | 8.4% | |||
| Klickitat County | 11.9% | |||
| Lewis County | 8.9% | |||
| Lincoln County | 2.9% | |||
| Mason County | 8.3% | |||
| Okanogan County | 2.4% | |||
| Pacific County | 11.7% | |||
| Pend Oreille County | 3.1% | |||
| Pierce County | 15.8% | |||
| San Juan County | 12.8% | |||
| Skagit County | 10.8% | |||
| Skamania County | 8.8% | |||
| Snohomish County | 16.1% | |||
| Spokane County | 14.5% | |||
| Stevens County | 6.7% | |||
| Thurston County | 16.9% | |||
| Wahkiakum County | 11.2% | |||
| Walla Walla County | 6.5% | |||
| Whatcom County | 12.8% | |||
| Whitman County | 7.1% | |||
| Yakima County | 5.5% | |||