Washington Net International Migration By County in 2011

Updated on June 21, 2025.

According to the US Census Bureau estimates, in 2011, the net international migration for Washington was 20,171. King County had the highest net international migration (13,505) followed by Snohomish County (2,176), and Pierce County (1,346). On the other hand, Yakima County had the lowest net international migration (-130), followed by Grant County (-27), and Douglas County (-9).

Net International migration for a given county refers to the difference between the number of people moving to the county from other parts of the world outside the borders of the United States (50 states and District of Columbia) and the number of people moving out of the county to other parts of the world outside the borders of the United States.

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.

See this for other years:
Washington Net International Migration By County in 2011
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County Net International Migration
Adams -7
Asotin -5
Benton 156
Chelan 21
Clallam 39
Clark 417
Columbia 1
Cowlitz 24
Douglas -9
Ferry 8
Franklin 59
Garfield 0
Grant -27
Grays Harbor 40
Island 82
Jefferson 10
King 13505
Kitsap 189
Kittitas 74
Klickitat 5
Lewis 65
Lincoln 3
Mason 84
Okanogan 83
Pacific -3
Pend Oreille -2
Pierce 1346
San Juan 14
Skagit 82
Skamania 12
Snohomish 2176
Spokane 635
Stevens 34
Thurston 464
Wahkiakum 6
Walla Walla 13
Whatcom 349
Whitman 358
Yakima -130