Columbia County Washington
Tri-City Genealogical Society
Serving Adams, Asotin, Benton, Columbia, Franklin, Garfield and Walla Walla
PO Box 1410, Richland, WA 99352-1410
~~Meets 2nd Wed (except July) mini-class at 6:15 pm, regular meeting at 7 pm, Parkview Estates Senior Living Community, 7820 W. 6th Ave., Kennewick, WA .
Columbia County Historical Society
341 E. Main St. Dayton WA 99328
Columbia Area History
Until 1875 there was no Columbia County, just a large Walla Walla County stretching across southeastern Washington to the Idaho border.