Oregon Historical County Records Guide
Yamhill County Records Inventory
Naturalization Petitions and Orders
Series documents the application for United States citizenship by aliens. Information includes name, residence, and occupation of applicants; place and date of birth; emigration place, date, and vessel; declaration of intention dates; name, birthplace, and birth date of dependents; and renunciation of allegiance to foreign governments. Accompanying the petitions are witness and petitioner affidavits, oaths of allegiance, court orders admitting or denying citizenship, declarations of intention, depositions, and certificates of arrival.
Records at the Oregon State Archives:
Circuit Court Index [Journal-Index to Record of Aliens, Attorneys, Adoptions, and Insanity Cases], 1859-1902 (1 volume);
Index of Naturalization, 1853-1959 (.10 cu.ft.);
[Naturalization Notices of Application for Citizenship], 1915-1941 (.05 cu.ft.);
[Naturalization Petitions-Miscellaneous], 1871-1923 (.10 cu.ft.);
Naturalization Petitions [Naturalization Service Petition and Record], 1903-1928 (5 volumes);
Naturalization Petitions [Petition for Citizenship], 1929-1959 (4 volumes);
Search for 1849-1959 Yamhill County naturalizations in Oregon Historical Records Index.
Records at the Yamhill County Stern Building, Clerk's Office Basement Plat Room:
Index County Court [indexes civil case files and journal-including some naturalization, adoption, and guardianship cases], 1859-1965 (1 volume);
Journal of the County Court [Civil-includes some naturalization, adoption, and guardianship cases], vol. 3-4, 1873-1954 (2 volumes).