the velogirls site has good route sheets:
http://www.velogirls.com/resources/routes.php

some classic area rides:
marin/sf--
paradise loop (called tiburon loop in the site; extend mileage by doing the headlands/tiburon loop)

alpine dam loop

peninsula--
old la honda-pescadero-tunitas loop (start in woodside)
variety of other loops are described that include the area classic climbs (OLH, Kings, Page Mill).