Ranking of Washington Counties By Percentage of Population with Dutch Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 126.97K people in Washington with Dutch ancestry (1.67% of Washington population). Among all Washington counties, Whatcom County had the highest percentage of its population with Dutch ancestry (5.29%), followed by Columbia County (3.30%), and Pend Oreille County (2.92%).

The chart and table below shows the top 10 counties with high percentage of its population having Dutch ancestry.

You can see similar information for other states and for other ancestry groups in Washington.

Data Source: US Census Bureau.
Ranking of Washington Counties By Percentage of Population with Dutch Ancestry in 2021
Whatcom County
Columbia County
Pend Oreille County
Island County
Skagit County
Klickitat County
Benton County
Cowlitz County
Clallam County
Jefferson County
Ranking of Washington Counties By Percentage of Population with Dutch Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Whatcom County 5.29
2 Columbia County 3.30
3 Pend Oreille County 2.92
4 Island County 2.81
4 Skagit County 2.81
5 Klickitat County 2.65
6 Benton County 2.32
7 Cowlitz County 2.30
8 Clallam County 2.23
8 Jefferson County 2.23
9 Lewis County 2.16
10 Mason County 2.14
11 Douglas County 2.12
12 San Juan County 1.97
13 Thurston County 1.92
14 Clark County 1.86
15 Chelan County 1.77
16 Spokane County 1.76
17 Kitsap County 1.75
18 Stevens County 1.74
19 Grant County 1.73
20 Asotin County 1.64
21 Ferry County 1.61
22 Walla Walla County 1.60
23 Whitman County 1.58
24 Lincoln County 1.54
25 Snohomish County 1.53
26 Garfield County 1.49
26 Kittitas County 1.49
27 Yakima County 1.46
28 Grays Harbor County 1.37
29 Skamania County 1.31
30 Pacific County 1.30
31 Okanogan County 1.26
31 Wahkiakum County 1.26
32 King County 1.25
33 Pierce County 1.20
34 Franklin County 0.70
35 Adams County 0.52