Ranking of Washington Counties By Population with Polish Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 126.40K people in Washington with Polish ancestry. Among all Washington counties, King County had the highest population with Polish ancestry (44.47K), followed by Pierce County (14.30K), and Snohomish County (13.19K).

The chart and table below shows the top 10 counties with high number of people with Polish ancestry.

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

You may also be interested in:
Ranking of Washington Counties By Percentage of Population with Polish Ancestry in 2021

Related Topics: Washington ACS-5Yrs Estimates, 2021 Topic List.

Data Source: US Census Bureau.

Ranking of Washington Counties By Population with Polish Ancestry in 2021

King County

Pierce County

Snohomish County

Spokane County

Clark County

Thurston County

Kitsap County

Whatcom County

Benton County

Island County

Ranking of Washington Counties By Population with Polish Ancestry in 2021

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Rank	County	Population
1	King County	44469
2	Pierce County	14302
3	Snohomish County	13188
4	Spokane County	8592
5	Clark County	6702
6	Thurston County	6099
7	Kitsap County	5251
8	Whatcom County	4507
9	Benton County	2772
10	Island County	2104
11	Cowlitz County	1778
12	Grays Harbor County	1692
13	Lewis County	1523
14	Skagit County	1522
15	Clallam County	1378
16	Yakima County	1119
17	Chelan County	992
18	Mason County	985
19	Jefferson County	885
20	Stevens County	732
21	Kittitas County	660
22	Whitman County	631
23	Walla Walla County	601
24	Pacific County	557
25	Grant County	483
26	Klickitat County	482
27	Franklin County	442
28	Douglas County	393
29	San Juan County	336
30	Pend Oreille County	240
31	Okanogan County	213
32	Ferry County	206
33	Skamania County	159
34	Lincoln County	117
35	Columbia County	105
36	Asotin County	83
37	Adams County	60
38	Wahkiakum County	25
39	Garfield County	15