These records include the index to Declarations of Intention and Petitions for Naturalization filed at the Yakima County Superior Court between 1882-1907 and 1973-1980. The index will give information about the applicant and what documents are included in the files. The Yakima County Clerk’s copies of both Declarations and Petitions filed between 1907 and 1973 are not known to exist. Persons interested in finding records for the missing dates for Yakima County need to inquire with the appropriate federal government agency in charge of immigration and naturalization.

For the best search results, search by name. Search by either last name, first and last name, or just the first letter of the last name. The document year is the date of entry into the United States.

Learn about the documentation of Naturalization in Washington and what information is found in the various record types by selecting the tab that says "About this Collection" here