RANKING · 2024 ACS · 36 SHOWN OF 36

Most racially diverse, Oregon counties

Oregon counties ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2024 ACS). This list covers the 36 counties in Oregon that qualify, ranked against each other statewide. The median across all 36 is 45.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPDIVERSITY SCOREVS 1990

01Washington County, OROR611,70873+219%

02Jefferson County, OROR25,74073+26%

03Morrow County, OROR12,60268+144%

04Marion County, OROR355,77768+152%

05Multnomah County, OROR795,39168+105%

06Umatilla County, OROR81,11966+120%

07Malheur County, OROR32,26165+35%

08Hood River County, OROR23,72065+58%

09Wasco County, OROR26,31056+141%

10Yamhill County, OROR110,02454+143%

11Polk County, OROR90,03753+155%

12Klamath County, OROR70,27452+121%

13Benton County, OROR97,72850+128%

14Clackamas County, OROR426,28049+300%

15Jackson County, OROR221,79548+200%

16Lane County, OROR381,58446+211%

17Lincoln County, OROR50,63646+260%

18Lake County, OROR8,18745+204%

19Gilliam County, OROR1,97143+392%

20Clatsop County, OROR40,92642+266%

21Linn County, OROR132,84340+276%

22Tillamook County, OROR27,38440+341%

23Coos County, OROR63,99239+166%

24Curry County, OROR22,62139+212%

25Josephine County, OROR87,86738+209%

26Wheeler County, OROR1,47236+757%

27Deschutes County, OROR213,07236+287%

28Douglas County, OROR111,95135+196%

29Columbia County, OROR54,09135+212%

30Harney County, OROR7,38034+100%

31Sherman County, OROR2,05132+428%

32Union County, OROR25,90032+224%

33Crook County, OROR27,56432+193%

34Grant County, OROR7,07530+222%

35Baker County, OROR16,65828+277%

36Wallowa County, OROR7,59525+337%

SHOWING 1–36 OF 36

Download CSV (full list, 36 rows)How this score is calculated

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