Gilliam County, Oregon Genealogy

Gilliam county was created from WascoCounty 25 February 1885. Parts were taken to form WheelerCounty 17 Feb 1899. Named for Cornelius Gilliam, who commanded the provisional government forces after the Whitman Massacre. The county seat is Condon.

County Records Inventory listing the records held at the Gilliam County Court House as of May 2004.

Cities: Arlington | Condon | Lonerock

Unincorporated Communities: Clem | Mayville | Mikkalo | Olex

Genealogy Websites: The Gilliam County GenWeb Project

Neighboring Counties: Morrow| Sherman| Wasco| Wheeler| Klickitat, Washington

Portal: Oregon