Ranking of Washington Counties By Population with Slovak Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 6.46K people in Washington with Slovak ancestry. Among all Washington counties, King County had the highest population with Slovak ancestry (2.85K), followed by Pierce County (693), and Snohomish County (595).

The chart and table below shows the top 10 counties with high number of people with Slovak 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 Population with Slovak Ancestry in 2021
King County
Pierce County
Snohomish County
Spokane County
Thurston County
Clark County
Kitsap County
Benton County
Whatcom County
Whitman County
Ranking of Washington Counties By Population with Slovak Ancestry in 2021
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Rank County Population
1 King County 2854
2 Pierce County 693
3 Snohomish County 595
4 Spokane County 370
5 Thurston County 335
6 Clark County 286
7 Kitsap County 260
8 Benton County 213
9 Whatcom County 146
10 Whitman County 101
11 Cowlitz County 90
12 Jefferson County 75
13 Island County 70
14 Clallam County 52
15 Franklin County 38
16 Lewis County 35
16 Walla Walla County 35
17 Mason County 30
18 Kittitas County 29
19 Skagit County 24
19 Yakima County 24
20 Okanogan County 22
21 San Juan County 16
22 Grant County 14
23 Chelan County 13
24 Grays Harbor County 11
24 Klickitat County 11
24 Stevens County 11
25 Pacific County 5
26 Ferry County 3
27 Skamania County 2