RANKING · 2010 CENSUS · 36 SHOWN OF 36

Least racially diverse, Oregon counties · 2010

Oregon counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2023 ACS). This list covers the 36 counties in Oregon that qualify, ranked against each other statewide.

Flip the list · Most racially diverse, US counties →

OregonAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2000

01Wallowa County, OROR7,59514+174%

02Grant County, OROR7,07516+172%

03Baker County, OROR16,65818+141%

04Sherman County, OROR2,05118+41%

05Wheeler County, OROR1,47219+47%

06Gilliam County, OROR1,97120+270%

07Union County, OROR25,90021+121%

08Columbia County, OROR54,09122+164%

09Harney County, OROR7,38022+86%

10Douglas County, OROR111,95124+133%

11Crook County, OROR27,56425+69%

12Deschutes County, OROR213,07226+127%

13Josephine County, OROR87,86726+106%

14Curry County, OROR22,62126+135%

15Lake County, OROR8,18729+87%

16Coos County, OROR63,99229+151%

17Clatsop County, OROR40,92629+94%

18Tillamook County, OROR27,38429+103%

19Linn County, OROR132,84329+121%

20Lane County, OROR381,58434+88%

21Lincoln County, OROR50,63634+129%

22Clackamas County, OROR426,28035+80%

23Jackson County, OROR221,79536+86%

24Benton County, OROR97,72836+50%

25Klamath County, OROR70,27441+84%

26Polk County, OROR90,03741+70%

27Yamhill County, OROR110,02444+55%

28Wasco County, OROR26,31046+87%

29Multnomah County, OROR795,39157+33%

30Umatilla County, OROR81,11958+50%

31Marion County, OROR355,77758+40%

32Washington County, OROR611,70860+42%

33Hood River County, OROR23,72060+17%

34Morrow County, OROR12,60261+27%

35Malheur County, OROR32,26163+17%

36Jefferson County, OROR25,74069+59%

SHOWING 1–36 OF 36

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

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