CensusEasy
RANKING · 2000 CENSUS · 39 SHOWN OF 39

Least racially diverse, Washington counties · 2000

Washington counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2023 ACS). This list covers the 39 counties in Washington that qualify, ranked against each other statewide.

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RELATEDOldest by median ageYoungest by median ageMost foreign-born residentsHighest uninsured rateMost womenMost men
YEAR19902000201020202024
Least racially diverse by state
RANKPLACESTATEPOPDIVERSITY SCOREVS 2000
01Lincoln County, WAWA11,9826+0%
02Garfield County, WAWA2,4166+0%
03Asotin County, WAWA22,5457+0%
04Stevens County, WAWA49,6687+0%
07San Juan County, WAWA18,5779+0%
08Jefferson County, WAWA33,9709+0%
09Ferry County, WAWA7,51710+0%
10Skamania County, WAWA12,66912+0%
11Clallam County, WAWA78,20214+0%
12Spokane County, WAWA558,34415+0%
13Lewis County, WAWA88,06216+0%
14Cowlitz County, WAWA114,88516+0%
16Columbia County, WAWA4,14117+0%
17Mason County, WAWA71,16518+0%
18Pacific County, WAWA24,35718+0%
19Kittitas County, WAWA48,80319+0%
20Klickitat County, WAWA24,33121+0%
21Whatcom County, WAWA236,39221+0%
22Clark County, WAWA532,11923+0%
23Whitman County, WAWA48,51224+0%
24Island County, WAWA85,65725+0%
25Thurston County, WAWA304,26127+0%
26Kitsap County, WAWA283,37428+0%
27Snohomish County, WAWA870,65629+0%
28Skagit County, WAWA132,97530+0%
29Benton County, WAWA221,72235+0%
30Okanogan County, WAWA45,23036+0%
31Walla Walla County, WAWA62,36139+0%
32Pierce County, WAWA946,28841+0%
33Chelan County, WAWA81,94141+0%
34Douglas County, WAWA46,47342+0%
35King County, WAWA2,344,93948+0%
36Grant County, WAWA105,72756+0%
37Yakima County, WAWA259,18562+0%
38Adams County, WAWA21,48863+0%
39Franklin County, WAWA102,61267+0%
SHOWING 1–39 OF 39
Download CSV (full list, 39 rows)How this score is calculated

UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES