Oregon, Marion County Records, 1849-1976 Description Includes marriage, birth, land and property, probate, naturalization, tax and old age pension records from the Marion County Clerk. How to Use this Collection » View Images in this Collection Browse through 406225 images Citing this Collection "Oregon, Marion County Records, 1849-1976." Images. FamilySearch. http://FamilySearch.org : 14 June 2016. County Clerk Office, Salem.