RANKING · 2010 CENSUS · 36 SHOWN OF 36

Largest households, Oregon counties · 2010

Oregon counties ranked by average household size (2010 ACS). This list covers the 36 counties in Oregon that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR2010 2020 2024

RANKPLACESTATEPOPAVERAGE HOUSEHOLD SIZEVS –

01Morrow County, OROR12,6022.87–

02Jefferson County, OROR25,7402.72–

03Yamhill County, OROR110,0242.71–

04Malheur County, OROR32,2612.68–

05Marion County, OROR355,7772.65–

06Umatilla County, OROR81,1192.63–

07Hood River County, OROR23,7202.61–

08Washington County, OROR611,7082.60–

09Polk County, OROR90,0372.57–

10Clackamas County, OROR426,2802.56–

11Columbia County, OROR54,0912.56–

12Linn County, OROR132,8432.53–

13Crook County, OROR27,5642.45–

14Union County, OROR25,9002.45–

15Deschutes County, OROR213,0722.43–

16Wasco County, OROR26,3102.42–

17Douglas County, OROR111,9512.41–

18Klamath County, OROR70,2742.38–

19Jackson County, OROR221,7952.37–

20Josephine County, OROR87,8672.37–

21Benton County, OROR97,7282.35–

22Lane County, OROR381,5842.34–

23Multnomah County, OROR795,3912.33–

24Baker County, OROR16,6582.32–

25Coos County, OROR63,9922.29–

26Wallowa County, OROR7,5952.27–

27Sherman County, OROR2,0512.24–

28Tillamook County, OROR27,3842.21–

29Grant County, OROR7,0752.19–

30Clatsop County, OROR40,9262.18–

31Lincoln County, OROR50,6362.18–

32Lake County, OROR8,1872.16–

33Curry County, OROR22,6212.14–

34Harney County, OROR7,3802.14–

35Wheeler County, OROR1,4722.07–

36Gilliam County, OROR1,9712.03–

SHOWING 1–36 OF 36

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