Columbia County, Oregon Genealogy

 Columbia county was created 16 January 1854 from Washington County. Named for the Columbia River, which forms the northern and eastern boundaries.

No parts were taken to create any county.

County seat is Saint Helens.

County Records Inventory listing the records held at the Columbia County Court House as of May 2005.

Cities: Clatskanie | Columbia City | Prescott | Rainier | Saint Helens | Scappoose | Vernonia

Unincorporated Communities: Alston | Apiary | Birkenfeld | Chapman | Deer Island | Delena | Fern Hill | Goble | Linberg | Marshland | Mayger | Milton | Mist | Natal | Neer City | Pittsburg | Quincy | Riverside | Shiloh Basin | Swedetown | Trenholm | Treharne | Warren | Woodsen | Yankton

Genealogy Websites: The Columbia County GenWeb Project

Neighboring counties: Clatsop | Multnomah | Washington | Cowlitz, Washington | Clark, Washington | Wahkiakum, Washington

Portal: Oregon