Obtaining Your Marriage License License Requirements San Francisco Bay Area County Clerks Prior to the Ceremony San Francisco Bay Area County Clerks Please call the office of the County Clerk before you travel to the office. Office addresses sometimes change, and business hours vary.  •  Santa Clara County: 70 West Hedding St., San Jose  (408) 299-7310 or (408) 299-7324  •  San Mateo County: 400 County Center, 6th floor, Redwood City  (650) 363-4712  •  San Francisco County: 25 Van Ness Avenue, Suite 110 (at Market Street), San Francisco (415) 252-3282  •  Alameda County: 1225 Fallon Street, Suite 100, Oakland  (510) 272-6363  •  Contra Costa County: 822 Main Street, Martinez  (925) 646-2956  •  Marin County: Frank Lloyd Wright Civic Center #257, San Rafael  (415) 499-7545  •  Sacramento County: 720 F Street, Sacramento  (916) 874-6131 Copyright © 2002-2021 Vows of Love. All rights reserved.