Ranking of Washington Counties By Number of Births in 2018
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2018, the Number of Births for Washington was 86.75K. Among all Washington counties, King County had the highest number of births (24.79K), followed by Pierce County (11.40K), and Snohomish County (9.80K).
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), 2018 Census.
See this for other years:
Ranking of Washington Counties By Number of Births in 2018
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| Rank | County | Number of Births |
|---|---|---|
| 1 | King County | 24792 |
| 2 | Pierce County | 11400 |
| 3 | Snohomish County | 9800 |
| 4 | Spokane County | 5787 |
| 5 | Clark County | 5454 |
| 6 | Yakima County | 3779 |
| 7 | Thurston County | 3105 |
| 8 | Kitsap County | 2968 |
| 9 | Benton County | 2541 |
| 10 | Whatcom County | 2208 |
| 11 | Franklin County | 1600 |
| 12 | Grant County | 1494 |
| 13 | Skagit County | 1391 |
| 14 | Cowlitz County | 1274 |
| 15 | Island County | 887 |
| 16 | Lewis County | 867 |
| 17 | Chelan County | 840 |
| 18 | Grays Harbor County | 744 |
| 19 | Mason County | 647 |
| 20 | Clallam County | 623 |
| 21 | Walla Walla County | 612 |
| 22 | Douglas County | 515 |
| 23 | Okanogan County | 480 |
| 24 | Stevens County | 433 |
| 25 | Kittitas County | 408 |
| 26 | Whitman County | 384 |
| 27 | Adams County | 371 |
| 28 | Klickitat County | 231 |
| 29 | Asotin County | 222 |
| 30 | Pacific County | 175 |
| 31 | Jefferson County | 169 |
| 32 | Pend Oreille County | 120 |
| 33 | Lincoln County | 100 |
| 34 | Skamania County | 99 |
| 35 | Ferry County | 76 |
| 36 | San Juan County | 70 |
| 37 | Columbia County | 37 |
| 38 | Wahkiakum County | 27 |
| 39 | Garfield County | 18 |