RANKING · 2024 ACS · 36 SHOWN OF 36

Largest senior population, Oregon counties

Oregon counties home to the most residents aged 65 and over as of 2024. Ranked by number of people, not the senior share. This list covers the 36 counties in Oregon that qualify, ranked against each other statewide.

OregonAll states All rankings

SAME RANKING BYCities States Metros

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPRESIDENTS 65 AND OVERVS 2000

01Multnomah County, OROR795,391118,224+61%

02Washington County, OROR611,70889,208+127%

03Clackamas County, OROR426,28084,323+125%

04Lane County, OROR381,58480,093+86%

05Marion County, OROR355,77758,378+66%

06Jackson County, OROR221,79552,340+81%

07Deschutes County, OROR213,07243,870+191%

08Douglas County, OROR111,95129,694+66%

09Linn County, OROR132,84325,495+70%

10Josephine County, OROR87,86723,999+58%

11Yamhill County, OROR110,02420,490+105%

12Coos County, OROR63,99218,230+52%

13Benton County, OROR97,72817,318+116%

14Polk County, OROR90,03717,062+85%

15Lincoln County, OROR50,63616,227+87%

16Klamath County, OROR70,27415,695+65%

17Umatilla County, OROR81,11913,092+51%

18Columbia County, OROR54,09110,754+112%

19Clatsop County, OROR40,92610,371+87%

20Curry County, OROR22,6218,570+52%

21Tillamook County, OROR27,3847,693+60%

22Crook County, OROR27,5646,638+136%

23Wasco County, OROR26,3105,685+43%

24Union County, OROR25,9005,584+54%

25Malheur County, OROR32,2615,472+27%

26Jefferson County, OROR25,7405,016+112%

27Baker County, OROR16,6584,732+49%

28Hood River County, OROR23,7204,322+65%

29Grant County, OROR7,0752,331+75%

30Wallowa County, OROR7,5952,219+63%

31Lake County, OROR8,1872,086+59%

32Morrow County, OROR12,6022,035+74%

33Harney County, OROR7,3801,978+73%

34Gilliam County, OROR1,971639+75%

35Wheeler County, OROR1,472578+61%

36Sherman County, OROR2,051411+16%

SHOWING 1–36 OF 36

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES