Oregon City is the first city in the United States incorporated west of the Rockies. It is the county seat of Clackamas County, Oregon. As of the 2000 census, the city had a total population of 25,754.

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Oregon City is the first city in the United States incorporated west of the Rockies. It is the county seat of Clackamas County, Oregon. As of the 2000 census, the city had a total population of 25,754.

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