400px|right|thumb|Oregons countyn. Detta är en lista över de 36 countyn som finns i delstaten Oregon i USA. National Association of Counties - Find a county
CountyHuvudort (County Seat)GrundatBaker County Baker City 1862Benton County Corvallis 1847Clackamas County Oregon City 1843Clatsop County Astoria 1844Columbia County St. Helens 1854Coos County Coquille 1853Crook County Prineville 1882Curry County Gold Beach 1855Deschutes County Bend 1916Douglas County Roseburg 1852Gilliam County Condon 1885Grant County Canyon City 1864Harney County Burns 1889Hood River County Hood River 1908Jackson County Medford 1852Jefferson County Madras 1914Josephine County Grants Pass 1856Klamath County Klamath Falls 1882Lake County Lakeview 1874Lane County Eugene 1851Lincoln County Newport 1893Linn County Albany 1847Malheur County Vale 1887Marion County Salem 1843Morrow County Heppner 1885Multnomah County Portland 1854Polk County Dallas 1845Sherman County Moro 1889Tillamook County Tillamook 1853Umatilla County Pendleton 1862Union County La Grande 1864Wallowa County Enterprise 1887Wasco County The Dalles 1854Washington County Hillsboro 1843Wheeler County Fossil 1899Yamhill County McMinnville 1843
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Oregons countyn Oregons countyn