Ranking of Washington Counties By Population in 2019
Updated on January 28, 2024.
Based on the US Census Vintage data estimates, in 2019, the Population for Washington was 7.61M. Among all Washington counties, King County had the highest population (2.25M), followed by Pierce County (905.72K), and Snohomish County (822.41K).
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 related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Washington Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2019 Census.
See this for other years:
Ranking of Washington Counties By Population in 2019
Rank | County | Population |
|---|---|---|
| 1 | King County | 2,249,653 |
| 2 | Pierce County | 905,719 |
| 3 | Snohomish County | 822,413 |
| 4 | Spokane County | 522,231 |
| 5 | Clark County | 489,271 |
| 6 | Thurston County | 289,661 |
| 7 | Kitsap County | 272,299 |
| 8 | Yakima County | 251,552 |
| 9 | Whatcom County | 228,675 |
| 10 | Benton County | 204,173 |
| 11 | Skagit County | 129,181 |
| 12 | Cowlitz County | 110,389 |
| 13 | Grant County | 97,959 |
| 14 | Franklin County | 95,446 |
| 15 | Island County | 85,344 |
| 16 | Lewis County | 80,599 |
| 17 | Clallam County | 77,457 |
| 18 | Chelan County | 77,053 |
| 19 | Grays Harbor County | 75,047 |
| 20 | Mason County | 66,939 |
| 21 | Walla Walla County | 61,062 |
| 22 | Whitman County | 50,136 |
| 23 | Kittitas County | 47,856 |
| 24 | Stevens County | 45,815 |
| 25 | Douglas County | 43,251 |
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