Washington Net Domestic Migration By County in 2021

Updated on July 29, 2024.

According to the US Census Bureau estimates, in 2021, the net domestic migration for Washington was -15,418. Clark County had the highest net domestic migration (5,678) followed by Spokane County (3,582), and Benton County (2,269). On the other hand, King County had the lowest net domestic migration (-37,684), followed by Whitman County (-4,372), and Yakima County (-1,494).

Net Domestic Migration for a given county refers to the the difference between number of people moving to the county from other parts of the United States (excluding Puerto Rico) and number of people moving out of the county to other parts of the United States (excluding Puerto Rico).

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

Hover over or click on the chart to see this information for each county. The data can also be filtered, sorted, and explored further in a table below.

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Washington Net Domestic Migration By County in 2021
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County Net Domestic Migration
Adams -228
Asotin 215
Benton 2269
Chelan 493
Clallam 1658
Clark 5678
Columbia 100
Cowlitz 813
Douglas 615
Ferry 128
Franklin -201
Garfield 64
Grant 345
Grays Harbor 1334
Island 666
Jefferson 807
King -37684
Kitsap 289
Kittitas 11
Klickitat 402
Lewis 2226
Lincoln 401
Mason 1351
Okanogan 619
Pacific 704
Pend Oreille 506
Pierce -1037
San Juan 877
Skagit 990
Skamania 181
Snohomish 919
Spokane 3582
Stevens 1156
Thurston 1455
Wahkiakum 176
Walla Walla -433
Whatcom -999
Whitman -4372
Yakima -1494