Information about Columbia County
Columbia County was founded on November 11, 1875 out of Walla Walla County. It is named in recognition of the Columbia River, the "great river of the West." The county seat is Dayton.
Columbia County was founded on November 11, 1875 out of Walla Walla County. It is named in recognition of the Columbia River, the "great river of the West." The county seat is Dayton.