The 2026 Annual Sunnyslope Wine Festival

September 6th: Sunnyslope Wine Festival

On September 6th, 2026, from 12 to 5 PM, wine enthusiasts and connoisseurs alike are invited to indulge in a delightful celebration of Idaho's growing wine country at the highly anticipated Sunnyslope Wine Festival. The event will take place at the beautiful Ste. Chapelle Winery, in Caldwell, featuring the Sunnyslope as a backdrop. This festival will feature wines from 20+ esteemed wineries of the Sunnyslope Wine Trail, offering attendees a chance to savor an array of exquisite flavors all in one place.

What to Expect:

∙ Exquisite Wines: Taste and enjoy an impressive selection of wines from 16 prominent wineries of the Sunnyslope Wine Trail. Experience the diverse and exceptional quality of Idaho's finest wines, all in one place.

∙ Live Music and Entertainment: Immerse yourself in a lively atmosphere with captivating live music throughout the festival. Let the melodies complement the rich flavors of the wines and enhance your overall experience.

∙ Delectable Food Trucks: Satisfy your taste buds with delectable bites from various food trucks on-site, offering an array of culinary delights to complement your wine tasting experience.

∙ Silent Auction: Engage in the excitement of a silent auction, featuring unique items and experiences that cater to diverse interests.

∙ Artisan Vendors: Explore a diverse range of vendors offering art, crafts, and other intriguing items that make for fantastic souvenirs and gifts. 

Why Attend: 

The Sunnyslope Wine Festival is the signature public event for the Sunnyslope Wine Trail, providing a unique opportunity to savor and celebrate the exceptional quality of Idaho wines. This once-a-year extravaganza is a chance to connect with fellow wine enthusiasts, discover new favorites, and support the flourishing wine community in the Snake River Valley AVA.

Event Details:

∙ Date: September 6th, 2026

∙ Time: 12:00 PM - 5:00 PM

∙ Location: Ste. Chapelle Winery, 19348 Lowell Rd, Caldwell, Idaho 83607

∙ Tasting Ticket: $55, includes a wine passport to taste the exquisite wines, a complimentary wine glass, enjoy live music, food trucks, and shopping opportunities from a diverse range of local artisan vendors. Must be 21+ and provide valid ID at gate.

∙ Designated Driver Ticket: $25, does not include wine tastings. Not 21+ required, but those who are 21+ will still have the opportunity to purchase wine bottles, and must provide valid ID at the gate. Enjoy live music, food trucks, and shopping opportunities from a diverse range of local artisan vendors.

A valid ID must be presented before entering the festival. All persons must be 21 years of age unless they are a designated driver.

All tickets are non-refundable and cannot be exchanged for other Sunnyslope Wine Trail offers.

Please email [email protected] with any questions.

Festival Parking:

Festival parking will be on the lawn of Sawtooth Winery, NOT Ste. Chapelle Parking lot! Follow the signs for festival parking on Lowell Rd. The lot closest to the festival entrance, in Ste. Chapelle's lower lot is reserved for ADA and senior citizens only. 

Wineries who attended last year

Dunning Estates, Famici Wine Co., Free Dog Wines, Fujishin Estate Winery, Hat Ranch Winery, Hells Canyon Winery & Zhoo Zhoo Wines, Huston Vineyards, Kindred Vineyards, Koenig Vineyards, Parma Ridge Winery, Sawtooth Winery, Scoria Vineyards, Ste. Chapelle Winery, Vizcaya Winery, Williamson Orchards & Vineyards