Ranking of Washington Counties By Net International Migration in 2021

Updated on January 26, 2024.

Based on the US Census Vintage data estimates, in 2021, the Net International Migration for Washington was 13.99K. Among all Washington counties, King County had the highest net international migration (8.66K), followed by Snohomish County (1.49K), and Pierce County (866).

The chart below shows the top 10 counties, and the table below shows the ranking of all Washington counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Washington Counties By Net International Migration in 2021
King
Snohomish
Pierce
Clark
Yakima
Spokane
Whatcom
Thurston
Benton
Franklin
Ranking of Washington Counties By Net International Migration in 2021
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Rank County Net Intl. Migration
1 King County 8662
2 Snohomish County 1487
3 Pierce County 866
4 Clark County 448
5 Yakima County 395
6 Spokane County 275
7 Whatcom County 208
8 Thurston County 199
9 Benton County 191
10 Franklin County 178
11 Whitman County 162
12 Skagit County 124
13 Kitsap County 98
14 Grant County 79
15 Walla Walla County 75
16 Douglas County 73
17 Mason County 67
17 Okanogan County 67
18 Adams County 48
19 Clallam County 41
20 Cowlitz County 39
21 Lewis County 32
22 Klickitat County 31
23 Pacific County 25
24 Chelan County 24
25 Jefferson County 20
26 Kittitas County 18
27 Island County 17
28 Grays Harbor County 11
29 San Juan County 8
30 Skamania County 6
31 Asotin County 5
32 Stevens County 3
33 Pend Oreille County 2
34 Columbia County 1
34 Ferry County 1
34 Garfield County 1
34 Lincoln County 1
34 Wahkiakum County 1