Naturalization Index - CA San Diego

Records: 17,797 · Complete: 100%

Each index card lists a petitioner's name, address, age or date of birth, and petition number. The "complete and true signature of holder" is also included, but not country of origin. The reverse of some cards may include a maiden name, names of children, and cross-referenced information (including name changes) from related files. This title contains over 23,000 cards. Look for wives and mothers on separate cards after 1922, as women were naturalized separately from men beginning in this time period.

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Example Records

Source Information

Fold3, Naturalization Index - CA San Diego (/title/97/naturalization-index-ca-san-diego :accessed September 22, 2020), database and images,

Publication Title
Naturalization Index - CA San Diego
Total Records
Records: 17,797 · Complete: 100%
Content Source
The National Archives logoThe National Archives
Publication Number:
Record Group:
Published on Fold3
August 21, 2007
Last Updated
December 13, 2008
NARA M1526. Use these index cards for immigrant data, and to locate naturalization records registered in the Superior Court of San Diego, 1868-1958.