Ranking of Washington Counties By Black or African American Alone Population in 2018

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2018, among all Washington counties, King County had the highest number of people who identified their race as Black or African American Alone (153.91K), followed by Pierce County (68.41K), and Snohomish County (30.08K).

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 other racial and ethnicity groups in the United States.

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

See this for other years:
Ranking of Washington Counties By Black or African American Alone Population in 2018
King
Pierce
Snohomish
Clark
Spokane
Thurston
Kitsap
Yakima
Benton
Whatcom
Ranking of Washington Counties By Black or African American Alone Population in 2018
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Rank County Black or African American Alone Population
1 King County 153905
2 Pierce County 68406
3 Snohomish County 30081
4 Clark County 11202
5 Spokane County 10086
6 Thurston County 10021
7 Kitsap County 8326
8 Yakima County 3877
9 Benton County 3487
10 Whatcom County 2872
11 Franklin County 2703
12 Island County 2569
13 Grant County 1767
14 Walla Walla County 1407
15 Skagit County 1393
16 Cowlitz County 1272
17 Whitman County 1198
18 Grays Harbor County 998
19 Mason County 955
20 Clallam County 849
21 Lewis County 702
22 Chelan County 685
23 Kittitas County 541
24 Okanogan County 397
25 Adams County 391
26 Douglas County 355
27 Jefferson County 329
28 Stevens County 249
29 Pacific County 246
30 Asotin County 169
31 Klickitat County 151
32 San Juan County 140
33 Pend Oreille County 88
34 Skamania County 83
35 Lincoln County 56
36 Ferry County 54
37 Columbia County 33
38 Wahkiakum County 26
39 Garfield County 2