The state of Oregon began recording births and deaths in 1903 and marriages in 1906. The Oregon State Archives in Salem has vital records from fifteen of the thirty-six counties. These include Benton, Clackamas, Columbia, Douglas, Jackson, Lincoln, Linn, Marion, Multnomah (and Portland), Polk, Tillamook, Umatilla, Wasco, Washington, and Yamhill. All are at the state's Vital Records Bureau.

For birth and death records from 1 January 1903 and for marriage records from 1 January 1906, write:

Oregon Center for Health Statistics, Vital Records
800 NE Oregon Street, Suite 205
P.O. Box 14050
Portland, OR 97293-0050
Tel: 503-731-4095 (Recorded message-how to order)
503-731-4108 (To order by phone)
Fax: 503-234-8817 (To order by fax)
http://www.ohd.hr.state.or.us/cdpe/chs/certif/certfaqs.htm

For earlier records, write to the clerk of the county in question.