RANKING · 2010 CENSUS · 36 SHOWN OF 36

Fastest shrinking, Oregon counties · 2010

Oregon counties with the steepest population decline from the 2000 census to 2010. 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 growing Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Sherman County, OROR2,051-8.7%−9.6 pts

02Wheeler County, OROR1,472-6.9%−17.7 pts

03Grant County, OROR7,075-6.2%−7.2 pts

04Baker County, OROR16,658-3.6%−12.9 pts

05Wallowa County, OROR7,595-3.0%−7.6 pts

06Harney County, OROR7,380-2.5%−10.2 pts

07Gilliam County, OROR1,971-2.3%−13.8 pts

08Malheur County, OROR32,261-1.0%−22.4 pts

09Coos County, OROR63,992+0.4%−3.7 pts

10Morrow County, OROR12,602+1.6%−42.6 pts

11Lincoln County, OROR50,636+3.5%−10.9 pts

12Clatsop County, OROR40,926+4.0%−3.0 pts

13Tillamook County, OROR27,384+4.1%−8.4 pts

14Klamath County, OROR70,274+4.1%−6.4 pts

15Union County, OROR25,900+5.0%+1.0 pts

16Curry County, OROR22,621+5.8%−3.6 pts

17Wasco County, OROR26,310+6.0%−3.7 pts

18Lake County, OROR8,187+6.4%+3.1 pts

19Douglas County, OROR111,951+7.2%+1.2 pts

20Umatilla County, OROR81,119+7.6%−11.5 pts

21Lane County, OROR381,584+8.9%−5.3 pts

22Josephine County, OROR87,867+9.2%−11.6 pts

23Crook County, OROR27,564+9.4%−26.6 pts

24Hood River County, OROR23,720+9.5%−11.3 pts

25Benton County, OROR97,728+9.5%−0.9 pts

26Marion County, OROR355,777+10.7%−14.0 pts

27Clackamas County, OROR426,280+11.1%−10.2 pts

28Multnomah County, OROR795,391+11.3%−1.8 pts

29Jackson County, OROR221,795+12.1%−11.7 pts

30Linn County, OROR132,843+13.2%+0.2 pts

31Columbia County, OROR54,091+13.3%−2.7 pts

32Jefferson County, OROR25,740+14.3%−24.7 pts

33Yamhill County, OROR110,024+16.7%−12.9 pts

34Washington County, OROR611,708+18.9%−24.0 pts

35Polk County, OROR90,037+20.9%−5.0 pts

36Deschutes County, OROR213,072+36.7%−17.2 pts

SHOWING 1–36 OF 36

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS