RANKING · 2024 ACS · 26 SHOWN OF 26

Highest Iranian population share, Washington counties

Washington counties ranked by the share of all residents who are Iranian ancestry (2024 American Community Survey). A concentration measure: Iranian residents as a percentage of total population. This list covers the 26 counties in Washington that qualify, ranked against each other statewide. The median across all 26 is 0.0%. Biggest climber in the top 100 since 2020: Mason County, WA, up 13 places to #10.

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

Highest Iranian population share by state

RANKPLACESTATEPOPIRANIAN SHAREVS 2010

01King County, WAWA2,344,9390.4%+0.2 pts

02Whitman County, WAWA48,5120.3%+0.2 pts

03Snohomish County, WAWA870,6560.3%+0.1 pts

04▲2Clark County, WAWA532,1190.1%0.0 pts

05Klickitat County, WAWA24,3310.1%–

06▼1Whatcom County, WAWA236,3920.1%−0.1 pts

07▲2Skagit County, WAWA132,9750.1%0.0 pts

08Lewis County, WAWA88,0620.1%–

09▼1Pierce County, WAWA946,2880.1%0.0 pts

10▲13Mason County, WAWA71,1650.1%–

11▼1Thurston County, WAWA304,2610.1%0.0 pts

12▲8Island County, WAWA85,6570.0%0.0 pts

13Spokane County, WAWA558,3440.0%0.0 pts

14Jefferson County, WAWA33,9700.0%–

15▲3San Juan County, WAWA18,5770.0%–

16▼5Kitsap County, WAWA283,3740.0%0.0 pts

17Asotin County, WAWA22,5450.0%0.0 pts

18▼14Kittitas County, WAWA48,8030.0%0.0 pts

19Grays Harbor County, WAWA78,1440.0%0.0 pts

20▼4Clallam County, WAWA78,2020.0%0.0 pts

21▼9Cowlitz County, WAWA114,8850.0%−0.1 pts

22▼7Walla Walla County, WAWA62,3610.0%−0.2 pts

23▼6Yakima County, WAWA259,1850.0%–

24▼3Douglas County, WAWA46,4730.0%0.0 pts

25▼6Skamania County, WAWA12,6690.0%–

26▼4Chelan County, WAWA81,9410.0%0.0 pts

SHOWING 1–26 OF 26

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES