Ranking of Washington Counties By Percentage of Population that are Black or African American Alone in 2018
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2018, among all Washington counties, Pierce County had the highest percentage of its population who identified their race as Black or African American Alone (7.64%), followed by King County (6.91%), and Snohomish County (3.7%).
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.
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Related Topics: Washington Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Washington Counties By Percentage of Pop. that are
Black or African American Alone in 2018
Items per page:
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Pierce County | 7.64 |
| 2 | King County | 6.91 |
| 3 | Snohomish County | 3.7 |
| 4 | Thurston County | 3.51 |
| 5 | Kitsap County | 3.09 |
| 6 | Island County | 3.04 |
| 7 | Franklin County | 2.88 |
| 8 | Whitman County | 2.4 |
| 9 | Clark County | 2.32 |
| 9 | Walla Walla County | 2.32 |
| 10 | Adams County | 1.99 |
| 11 | Spokane County | 1.96 |
| 12 | Grant County | 1.83 |
| 13 | Benton County | 1.73 |
| 14 | Yakima County | 1.55 |
| 15 | Mason County | 1.46 |
| 16 | Grays Harbor County | 1.35 |
| 17 | Whatcom County | 1.28 |
| 18 | Cowlitz County | 1.17 |
| 19 | Kittitas County | 1.14 |
| 20 | Pacific County | 1.12 |
| 21 | Clallam County | 1.11 |
| 22 | Skagit County | 1.09 |
| 23 | Jefferson County | 1.03 |
| 24 | Okanogan County | 0.94 |
| 25 | Chelan County | 0.89 |
| 26 | Lewis County | 0.88 |
| 27 | Douglas County | 0.84 |
| 28 | San Juan County | 0.82 |
| 29 | Columbia County | 0.81 |
| 30 | Asotin County | 0.75 |
| 31 | Ferry County | 0.71 |
| 32 | Skamania County | 0.7 |
| 33 | Klickitat County | 0.68 |
| 34 | Pend Oreille County | 0.65 |
| 35 | Wahkiakum County | 0.6 |
| 36 | Stevens County | 0.55 |
| 37 | Lincoln County | 0.52 |
| 38 | Garfield County | 0.09 |