Wineries in Portola Valley, CA
4 wineries in and around Portola Valley, California — call ahead or check hours before the drive — many small wineries pour only Thursday through Sunday, and harvest season can change everything.
Kingston Family Vineyards
520 La Mesa Dr, Portola Valley, CA 94028-7459
Tip: weekday afternoons are the quiet hours — you'll often get the winemaker themselves at the counter. Weekend crowds peak 1–4 pm.