About Trefethen Family Vineyards
They've been sustainably farming over 400 acres in Oak Knoll since 1968, perfecting Riesling and Chardonnay while dreaming up their quirky white blend Quandary, all in a jaw-dropping 1886 gravity flow winery building.
Tasting Experiences
Winery Flights
Enjoy a flight of estate grown wines at the historic winery
Wine & Food
Sample exquisite culinary pairings in the former family home
Virtual
Virtual tasting experience available
Private Groups
Private group experiences available
Historic Winery
The only surviving 19th-century wooden three-level gravity-flow winery in Napa Valley
Varietals
Cabernet SauvignonMerlot
When to visit Trefethen Family Vineyards
Monday10:00 AM - 4:30 PM
Tuesday10:00 AM - 4:30 PM
Wednesday10:00 AM - 4:30 PM
Thursday10:00 AM - 4:30 PM
Friday10:00 AM - 4:30 PM
Saturday10:00 AM - 4:30 PM
Sunday10:00 AM - 4:30 PM
Good to know about Trefethen Family Vineyards
Can you visit Trefethen Family Vineyards? Is there a tasting room?
Yes, Trefethen Family Vineyards has a tasting room open to visitors (from their website, September 3, 2026). Visits are by reservation.
What is Trefethen Family Vineyards known for?
Trefethen Family Vineyards is known for great architecture, reservation only, has wine club, natural wine and focus on whites.
What wines does Trefethen Family Vineyards specialize in?
Trefethen Family Vineyards focuses on Cabernet Sauvignon and Merlot. Signature bottles include 2021 Cowgirl and the Pilot, 2021 Cabernet Sauvignon, 2021 Merlot.
How much is a tasting at Trefethen Family Vineyards?
A tasting at Trefethen Family Vineyards costs $45 per person.
Do you need a reservation to visit Trefethen Family Vineyards?
Yes, Trefethen Family Vineyards requires a reservation for tastings. Book through the winery's reservation link on this page.
Does Trefethen Family Vineyards serve food?
Yes, Trefethen Family Vineyards has food available alongside tastings.
Is Trefethen Family Vineyards dog-friendly?
Yes, Trefethen Family Vineyards welcomes dogs.
Does Trefethen Family Vineyards offer vineyard tours?
Yes, Trefethen Family Vineyards offers vineyard tours. Options include Winery Flights, Wine & Food, Virtual, Private Groups and Historic Winery.
Where is Trefethen Family Vineyards located?
Trefethen Family Vineyards is at 1160 Oak Knoll Ave in Napa, CA, in the Oak Knoll District of Napa Valley wine region. Phone: (707) 255-7700.
When was Trefethen Family Vineyards founded?
Trefethen Family Vineyards was established in 1968.
Who makes the wine at Trefethen Family Vineyards?
The winemaking at Trefethen Family Vineyards is led by Hailey Trefethen, Lorenzo Trefethen, Janet Trefethen, John Trefethen, Gene Trefethen, Katie Trefethen.
What are Trefethen Family Vineyards's tasting hours?
Trefethen Family Vineyards is open every day, 10:00 AM to 4:30 PM.
What sustainability practices does Trefethen Family Vineyards follow?
California Green Medal Environment Award for 2022.
Where to find Trefethen Family Vineyards
Trefethen Family Vineyards is at 1160 Oak Knoll Ave, Napa, CA, United States, in the Oak Knoll District of Napa Valley wine region.