RANKING · 2025 ESTIMATES · 36 SHOWN OF 36

Fastest growing, Oregon counties

Oregon counties ranked by population growth from the 2020 census to 2025. This list covers the 36 counties in Oregon that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest by population Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Crook County, OROR27,564+11.4%−24.5 pts

02Sherman County, OROR2,051+9.7%+8.8 pts

03Deschutes County, OROR213,072+7.5%−46.4 pts

04Jefferson County, OROR25,740+5.1%−33.9 pts

05Morrow County, OROR12,602+3.4%−40.8 pts

06Linn County, OROR132,843+3.3%−9.7 pts

07Polk County, OROR90,037+3.0%−22.9 pts

08Columbia County, OROR54,091+2.9%−13.1 pts

09Marion County, OROR355,777+2.8%−21.8 pts

10Wallowa County, OROR7,595+2.8%−1.8 pts

11Benton County, OROR97,728+2.7%−7.7 pts

12Malheur County, OROR32,261+2.2%−19.2 pts

13Yamhill County, OROR110,024+2.1%−27.5 pts

14Washington County, OROR611,708+1.9%−41.1 pts

15Wheeler County, OROR1,472+1.4%−9.4 pts

16Umatilla County, OROR81,119+1.3%−17.8 pts

17Klamath County, OROR70,274+1.2%−9.3 pts

18Clackamas County, OROR426,280+1.2%−20.2 pts

19Douglas County, OROR111,951+0.7%−5.4 pts

20Lincoln County, OROR50,636+0.5%−13.9 pts

21Lake County, OROR8,187+0.3%−3.0 pts

22Tillamook County, OROR27,384-0.0%−12.5 pts

23Baker County, OROR16,658-0.1%−9.4 pts

24Josephine County, OROR87,867-0.3%−21.1 pts

25Clatsop County, OROR40,926-0.4%−7.3 pts

26Lane County, OROR381,584-0.4%−14.5 pts

27Jackson County, OROR221,795-0.7%−24.5 pts

28Hood River County, OROR23,720-1.1%−21.8 pts

29Union County, OROR25,900-1.1%−5.1 pts

30Gilliam County, OROR1,971-1.2%−12.7 pts

31Wasco County, OROR26,310-1.3%−11.1 pts

32Coos County, OROR63,992-1.4%−5.6 pts

33Harney County, OROR7,380-1.5%−9.3 pts

34Grant County, OROR7,075-2.2%−3.2 pts

35Multnomah County, OROR795,391-2.5%−15.6 pts

36Curry County, OROR22,621-3.5%−12.9 pts

SHOWING 1–36 OF 36

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU POPULATION ESTIMATES