Data / Rankings / Live births, July to June / Counties in Washington

Counties in Washington by births (July to June), 2025

King County had the highest births (July to June) of 39 counties in 2025, at 22,770. Garfield County had the lowest, at 26. The median was 551 and the figure for Washington was 83,368. Source: the U.S. Census Bureau.

Highest22,770King County
Lowest26Garfield County
Median55139 counties
Washington83,368History

All counties, 2025

CSVChart (SVG)

King CountyKing County: 22,770 count22,770Pierce CountyPierce County: 10,600 count10,600Snohomish CountySnohomish County: 9,996 count9,996Clark CountyClark County: 6,143 count6,143Spokane CountySpokane County: 5,906 count5,906Yakima CountyYakima County: 3,239 count3,239Thurston CountyThurston County: 2,873 count2,873Kitsap CountyKitsap County: 2,741 count2,741Benton CountyBenton County: 2,467 count2,467Whatcom CountyWhatcom County: 1,970 count1,970Franklin CountyFranklin County: 1,432 count1,432Grant CountyGrant County: 1,408 count1,408Skagit CountySkagit County: 1,390 count1,390Cowlitz CountyCowlitz County: 1,302 count1,302Lewis CountyLewis County: 926 count926Chelan CountyChelan County: 804 count804Island CountyIsland County: 736 count736Grays Harbor CountyGrays Harbor County: 683 count683Mason CountyMason County: 677 count677Walla Walla CountyWalla Walla County: 551 count551Clallam CountyClallam County: 527 count527Stevens CountyStevens County: 500 count500Douglas CountyDouglas County: 478 count478Okanogan CountyOkanogan County: 428 count428Whitman CountyWhitman County: 402 count402Adams CountyAdams County: 388 count388Kittitas CountyKittitas County: 379 count379Asotin CountyAsotin County: 335 count335Klickitat CountyKlickitat County: 334 count334Pacific CountyPacific County: 209 count209Jefferson CountyJefferson County: 137 count137Lincoln CountyLincoln County: 129 count129Skamania CountySkamania County: 125 count125Pend Oreille CountyPend Oreille County: 121 count121San Juan CountySan Juan County: 89 count89Ferry CountyFerry County: 67 count67Columbia CountyColumbia County: 40 count40Wahkiakum CountyWahkiakum County: 40 count40Garfield CountyGarfield County: 26 count26
count. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2025
count		Change on 2024
1King County Estimated22,770+0.7%
2Pierce County Estimated10,600+0.6%
3Snohomish County Estimated9,996+0.2%
4Clark County Estimated6,143+6.3%
5Spokane County Estimated5,906+1.8%
6Yakima County Estimated3,239+1.6%
7Thurston County Estimated2,873+0.3%
8Kitsap County Estimated2,741+1%
9Benton County Estimated2,4670%
10Whatcom County Estimated1,970+0.7%
11Franklin County Estimated1,432-0.1%
12Grant County Estimated1,408+1.1%
13Skagit County Estimated1,390+0.9%
14Cowlitz County Estimated1,302+5.3%
15Lewis County Estimated926+0.7%
16Chelan County Estimated804+1.3%
17Island County Estimated736+2.6%
18Grays Harbor County Estimated683+1.3%
19Mason County Estimated677+0.7%
20Walla Walla County Estimated551-0.7%
21Clallam County Estimated527+0.2%
22Stevens County Estimated500+2%
23Douglas County Estimated478+0.6%
24Okanogan County Estimated428+0.5%
25Whitman County Estimated402+2%
26Adams County Estimated388+1.6%
27Kittitas County Estimated379+0.5%
28Asotin County Estimated335+23.2%
29Klickitat County Estimated334+34.7%
30Pacific County Estimated209+25.1%
31Jefferson County Estimated137+0.7%
32Lincoln County Estimated129+1.6%
33Skamania County Estimated125+19%
34Pend Oreille County Estimated121+4.3%
35San Juan County Estimated890%
36Ferry County Estimated670%
37Columbia County Estimated40+2.6%
37Wahkiakum County Estimated40+25%
39Garfield County Estimated26+52.9%

Other periods

About this ranking

Estimated live births to resident mothers from July 1 of the previous year through June 30 of the reported year.

Census population estimates component. The year identifies the end of the July-to-June period. These estimates can be revised and differ from calendar-year birth totals.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program: births, July 1 of the previous year to June 30 of the reported year, nation, states and counties. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

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Questions

Which county has the highest births (July to June)?

King County, with 22,770 in 2025, according to the U.S. Census Bureau.

Which county has the lowest births (July to June)?

Garfield County, with 26 in 2025.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program: births, July 1 of the previous year to June 30 of the reported year, nation, states and counties. Retrieved 2026-10-08.

Live births, July to June: other rankings

Counties in Washington: more rankings