San Mateo County Genealogical Society

Discovering Our Family History Together


The SMCGS Genealogy Library is located in the San Mateo Public Library at 55 West 3rd Avenue, San Mateo, California. You’ll find it on the second floor.

Please see the pages below this one in the menu for information about our library, a searchable online catalog of our collection, and a summary of our library donation policy.

San Mateo County Genealogical Society

     SMCGS is a 501(c)(3) organization

PO Box 230
San Mateo, CA 94401-0230


Powered by Wild Apricot Membership Software