Oregon

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Oregon counties by population

Number of counties: 36
Population: 4,207,177
Largest county: Multnomah County
Table of counties in Oregon sorted by population from largest to smallest.
CountyPopulation
Multnomah County810,011
Washington County596,969
Clackamas County418,577
Lane County380,532
Marion County344,037
Jackson County221,662
Deschutes County194,964
Linn County127,200
Douglas County110,680
Yamhill County107,024
Benton County94,667
Josephine County87,686
Polk County86,347
Umatilla County79,509
Klamath County68,899
Coos County64,619
Columbia County52,381
Lincoln County49,866
Clatsop County40,720
Malheur County31,313
Tillamook County27,129
Wasco County26,603
Union County26,255
Crook County24,300
Jefferson County24,232
Hood River County23,915
Curry County23,234
Baker County16,539
Morrow County11,964
Lake County8,119
Harney County7,454
Wallowa County7,330
Grant County7,225
Gilliam County1,954
Sherman County1,784
Wheeler County1,477

What is the largest county in Oregon?

Multnomah County is the largest county in Oregon with a population of 810,011.

TOP-5 counties by population in Oregon:
  • Multnomah County
  • Washington County
  • Clackamas County
  • Lane County
  • Marion County