Columbia County, Oregon
county in Oregon, United States
Columbia County is a county located in the U.S. state of Oregon. As of the 2020 census, the county has a population of 52,589 people.[1] The county seat is St. Helens. It was named after the Columbia River, which forms its eastern and northern borders.
References
change- ↑ "QuickFacts: Columbia County, Oregon". United States Census Bureau. Retrieved August 18, 2023.
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