Columbia County Map
The County of Columbia is located in the State of Oregon. Find directions to Columbia County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Columbia County population is estimated at 52,876 people. The Columbia County time zone is Pacific Daylight Time which is 8 hours behind Coordinated Universal Time (UTC).
Nearby counties include Clatsop County, Multnomah County, Tillamook County, Washington County, Clark County, Cowlitz County, Wahkiakum County.
Top cities include St. Helens, Scappoose, Vernonia, Columbia City, Rainier