Ranking of Washington Counties By Percentage of Population that are Non-Hispanic Black or African American in 2010

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2010, among all Washington counties, Pierce County had the highest percentage of its population who identified their ethnicity as Non-Hispanic Black or African American (6.51%), followed by King County (6.09%), and Thurston County (2.58%).

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 Percentage of Pop. that are Non-Hispanic Black or African American in 2010
Pierce
King
Thurston
Kitsap
Snohomish
Island
Clark
Walla Walla
Franklin
Whitman
Ranking of Washington Counties By Percentage of Pop. that are Non-Hispanic Black or African American in 2010
0 of 0
Rank County % of County Population
1 Pierce County 6.51
2 King County 6.09
3 Thurston County 2.58
4 Kitsap County 2.55
5 Snohomish County 2.46
6 Island County 2.1
7 Clark County 1.9
8 Walla Walla County 1.75
9 Franklin County 1.73
10 Whitman County 1.67
11 Spokane County 1.65
12 Benton County 1.17
13 Grays Harbor County 1.07
14 Mason County 1.01
15 Whatcom County 0.9
16 Kittitas County 0.89
17 Grant County 0.8
17 Jefferson County 0.8
18 Clallam County 0.79
19 Yakima County 0.72
20 Cowlitz County 0.58
21 Skagit County 0.55
22 Lewis County 0.5
23 Pend Oreille County 0.43
24 Asotin County 0.42
25 Skamania County 0.41
26 San Juan County 0.36
27 Stevens County 0.35
28 Okanogan County 0.33
28 Pacific County 0.33
29 Columbia County 0.29
30 Chelan County 0.26
31 Adams County 0.25
32 Douglas County 0.24
32 Ferry County 0.24
33 Klickitat County 0.22
34 Lincoln County 0.21
35 Wahkiakum County 0.2
36 Garfield County 0