|Polk County Oregon Cities/Towns - Dallas (County Seat), Eola, Falls City, Grande Ronde, Independence, Monmouth, Rickreall, West Salem
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Polk County is a county located in the U.S. state of Oregon. In 2016, its population was 81,823. The seat of the county is Dallas.
The county is named for James Knox Polk, the 11th president of the United States.