Visit Stonum

We invite you to experience the Taste and Hospitality of STONUM!!

Our family looks forward to your visit and the opportunity to share our estate and single vineyard wines. Enjoy tasting flights paired with “small bites” in our Tasting Barn, stroll the grounds and vineyards, relax by the scenic pond and sip a glass of wine or enjoy a picnic.

Please review our policies below. If you have any questions or would like to make a group reservation call 209-224-8130 or email


  • A fee of $10.00 per person is charged and waived with a purchase per person
  • Wine Club members enjoy complimentary tasting or a glass of wine
  • .


  • Reservations are required for groups of six or more.
  • Groups of six or more have the option of ordering wine by the glass or bottle.
  • For groups over 20, see "Venue Rental" below.
  • Outside food and picnics are welcome.


  • The venue at Stonum Vineyards is available for events of to 80 people. The rental cost is $1,500.
  • Indoor and outdoor spaces are available with picnic tables, chairs, and wine glasses provided. If the Tasting Barn is reserved, there is a maximum capacity of 35 people indoors.
  • Purchase of Stonum wine is optional. A 10% discount is extended for case purchases.
  • Outside food and picnics are welcome. We ask that you respect our property and deposit all trash in the outdoor receptacles and return the space as it was found.
  • No other wine or alcohol is allowed.
  • A 50% non-refundable deposit is required to reserve the date.


For information and/or to book a reservation; Contact Francesca Stonum at 209-224-8130 or email


  • We reserve the right to discontinue serving wine to any individual who appears to be intoxicated.

Tasting Hours

  • Friday Hours: Spring/Summer 5 PM-8 PM. Fall/Winter 12 PM-5 PM.
  • Saturday-Sunday: 12 PM–5 PM
  • Seasonally (Spring/Summer) enjoy live music on site at our popular "Friday Night Wine Down"
  • Closed on the following holidays: Thanksgiving, Christmas, New Year’s Eve, New Year’s Day, Easter, and 4th of July