Sonoma County Harvest Fair is a celebration of the local harvest featuring three days of all-inclusive wine tasting with 150+ wineries, wine sales, food pairing, craft beer and cider tasting, marketplace, chef demonstrations and workshops, the World Championship Grape Stomp and much more. Friday Hours: 4:00 p.m. - 9:00 p.m. Weekend Hours: 10:30 a.m. - 5:00 p.m. Gate Admission is $5 (or FREE with four non-perishable food items for the Redwood Empire Food Bank). Grand Tasting Tickets are $55 and a 3-Day Pass is $125. Designated drivers can pick up tickets at the gate for $25. You must be 21 or over to enter the pavilion.