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Williamson Vineyard Winery
Caldwell

Williamson Vineyard Winery

About Williamson Vineyard Winery

Greg Koenig has been making wine with the Williamson family for 15 years, having partnered with them in 1998. He began making wine in 1995 and graduated from Notre Dame with a degree in architecture. Williamson Vineyard is located in the Sunnyslope Wine Trail in Caldwell, Idaho, and is family owned and operated. The portfolio includes Harvest Moon Red, Reserve Grenache, and a Library Wine Collection. The tasting room opens Wednesday through Sunday from noon to five, with Friday and Saturday extending to six. Reservations outside these hours are possible with 72 hours notice.

Tasting Experiences

Cork to Fork

Food and wine pairing events featuring grilled dishes paired with estate wines

U-Pick Season

Seasonal u-pick experience for orchard and vineyard produce

Varietals

GrenachePetite Sirah

When to visit Williamson Vineyard Winery

MondayClosed
TuesdayClosed
Wednesday12:00 PM - 5:00 PM
Thursday12:00 PM - 5:00 PM
Friday12:00 PM - 5:00 PM
Saturday12:00 PM - 5:00 PM
Sunday12:00 PM - 5:00 PM

Good to know about Williamson Vineyard Winery

Can you visit Williamson Vineyard Winery? Is there a tasting room?

Yes, Williamson Vineyard Winery has a tasting room open to visitors (from their website, September 5, 2026). Walk-ins are welcome.

What wines does Williamson Vineyard Winery specialize in?

Williamson Vineyard Winery focuses on Grenache and Petite Sirah. Signature bottles include Harvest Moon Red, Reserve Grenache, Petite Sirah, Library Wine Collection.

Do you need a reservation to visit Williamson Vineyard Winery?

No, Williamson Vineyard Winery welcomes walk-ins (from their website, September 5, 2026).

Does Williamson Vineyard Winery serve food?

Yes, Williamson Vineyard Winery has food available alongside tastings.

Is Williamson Vineyard Winery dog-friendly?

Yes, Williamson Vineyard Winery welcomes dogs.

Where is Williamson Vineyard Winery located?

Williamson Vineyard Winery is at 20023 Myrtle Rd in Caldwell, Idaho. Phone: +1 208-459-7333.

Who makes the wine at Williamson Vineyard Winery?

The winemaking at Williamson Vineyard Winery is led by Greg Koenig.

What tasting experiences does Williamson Vineyard Winery offer?

Williamson Vineyard Winery offers Cork to Fork and U-Pick Season.

What are Williamson Vineyard Winery's tasting hours?

Williamson Vineyard Winery is open Wednesday to Sunday, 12:00 PM to 5:00 PM, closed Monday and Tuesday.

Does Williamson Vineyard Winery have outdoor seating?

Yes, Williamson Vineyard Winery has outdoor seating.

Where to find Williamson Vineyard Winery

Williamson Vineyard Winery is at 20023 Myrtle Rd, Caldwell, Idaho, United States.

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