Ranking of Washington Counties By Net Migration in 2018

Updated on January 26, 2024.

Based on the US Census Vintage data estimates, in 2018, the Net Migration for Washington was 68.83K. Among all Washington counties, King County had the highest net migration (11.82K), followed by Pierce County (9.65K), and Snohomish County (6.81K).

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 Migration in 2018
King
11.82K
Pierce
9.65K
Snohomish
6.81K
Spokane
6.80K
Clark
5.27K
Thurston
4.67K
Whatcom
3.07K
Kitsap
2.24K
Benton
1.92K
Cowlitz
1.83K
Ranking of Washington Counties By Net Migration in 2018
Rank
County
Net Migration
1 King County 11,815
2 Pierce County 9,648
3 Snohomish County 6,805
4 Spokane County 6,795
5 Clark County 5,272
6 Thurston County 4,668
7 Whatcom County 3,073
8 Kitsap County 2,236
9 Benton County 1,923
10 Cowlitz County 1,829
11 Mason County 1,803
12 Skagit County 1,711
13 Clallam County 1,439
14 Grays Harbor County 1,421
15 Lewis County 1,263
16 Kittitas County 1,078
17 Franklin County 960
18 Island County 922
19 Jefferson County 816
20 Stevens County 667
21 Grant County 499
22 Pacific County 469
23 San Juan County 371
24 Douglas County 348
25 Klickitat County 314
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