Columbia County OR Census Records

1856 Oregon State Census Index (included in Oregon Compiled Census Index) Ancestry

1860 Columbia County, Oregon census Ancestry

1860 Federal U.S. Census MyHeritage

1860 U.S. Federal Census Ancestry

1870 Federal U.S. Census MyHeritage

1870 U.S. Federal Census Ancestry

1880 Federal U.S. Census MyHeritage

1880 U.S. Federal Census Ancestry

1900 Federal U.S. Census MyHeritage

1900 U.S. Federal Census Ancestry

1910 Federal U.S. Census MyHeritage

1910 U.S. Federal Census Ancestry

1920 Federal U.S. Census MyHeritage

1920 U.S. Federal Census Ancestry

1930 Federal U.S. Census MyHeritage

1930 U.S. Federal Census Ancestry

1940 Federal U.S. Census MyHeritage

1940 U.S. Federal Census Ancestry

1950 United States Federal Census MyHeritage

1950 United States Federal Census Ancestry

Columbia County, Oregon, 1856 census FamilySearch Library

Federal Census of 1940, Apiary, Oregon LDS Genealogy

Federal Census of 1940, Birkenfeld, Oregon LDS Genealogy

Federal Census of 1940, Chapman, Oregon LDS Genealogy

Federal Census of 1940, Deer Creek in Columbia County, Oregon LDS Genealogy

Federal Census of 1940, Delena, Oregon LDS Genealogy

Federal Census of 1940, Marshland, Oregon LDS Genealogy

Federal Census of 1940, McNulty, Oregon LDS Genealogy

Federal Census of 1940, Milton in Columbia County, Oregon LDS Genealogy

Federal Census of 1940, Prescott, Oregon LDS Genealogy

Federal Census of 1940, Santa Scappoose, Oregon LDS Genealogy

Federal Census of 1940, Sanvies Island in Columbia County, Oregon LDS Genealogy

Federal Census of 1940, South Scappoose, Oregon LDS Genealogy

Federal Census of 1940, Yankton, Oregon LDS Genealogy

Federal Population Census of the U.S. 1790-1940 Archives.com

Oregon Historical Records Index (includes Census, 1865) Oregon Secretary of State

Tax lists, election records, and census, 1854-1900 (Columbia County, Oregon) FamilySearch Library

U.S. Federal Census 1790-1950 Ancestry

U.S. Federal Census 1790-1950 MyHeritage

United States Census 1860, 1870 Genealogy Trails

United States Federal Census, 1790-1950 Family Search