Gandona Wine Estate is located on prestigious Pritchard Hill and represents a rare opportunity to steward one of Napa Valley’s most significant mountain vineyard estates. Sited up the very private middle driveway of Pritchard Hill Gandona enjoys glorious, elevated views over Lake Hennessey. The over 100+ acre estate boasts +/- 18 acres of Cabernet Sauvignon and Cabernet Franc, offering scale, credibility, quality and scarcity that define the very best of Napa Valley. Existing entitlements and turn-key improvements consist of a 20,000-gallon production permit, anchored by a +/- 3,500-square-foot winery and tasting room, together with a newly expanded +/- 8,000-square-foot cave, crush pad, and infrastructure thoughtfully designed to support future expansion. The Estate provides an established ultra-luxury platform for continued production and long-term growth from one of Napa Valley’s most coveted terroirs. The +/- 5,000-square-foot main residence captivate the lake views beautifully. Construction materials include large stones sourced from on site vineyard and cave development, large scale steel sturctural elements, concrete, limestone and imported Portuguese tile. Four luxurious en-suite bedrooms provide comfort and privacy. The guest house and cottage are located in the vines provide separation and privacy yet offer the same lake views. Throughout the Estate, majestic oak trees, dramatic natural boulders, and sweeping views create a setting that is both striking and unmistakably Pritchard Hill/Napa Valley. An opportunity of this prestige, scale, and infrastructure rarely becomes available. Gandona, at this moment provides a rare opportunity to join Napa Valley’s enduring legacy of world-class wine producers.
Listing Provided Courtesy of Will Densberger at Engel & Volkers St. Helena
Property Details
Price:
$40,000,000
MLS #:
326027159
Status:
Active
Beds:
4
Baths:
5
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
sthelena
Finished Sq Ft:
4,905
Lot Size:
4,997,203 sqft / 114.72 acres (approx)
Year Built:
2016
See this Listing
Schools
School District:
St. Helena Unified
Interior
Appliances
Built-In Freezer, Built-In Refrigerator, Dishwasher, Double Oven, ENERGY STAR Qualified Appliances
Bathrooms
4 Full Bathrooms
Cooling
Central Air
Fireplaces Total
1
Flooring
Concrete
Heating
Central, Fireplace(s)
Laundry Features
Dryer Included, Ground Floor, Inside Area, Sink, Washer Included
Levels
One
Exterior
Construction Materials
Concrete, Glass, Metal, Stone, Wall Insulation
Fencing
Partial
Garage Spaces
2
Green Energy Efficient
Construction, Heating, Insulation, Roof, Thermostat, Windows
Lot Features
Private, Secluded, Irregular Lot, Other, See Remarks
Open Parking Spaces
4
Other Structures
Barn(s), Cave(s), Guest House, Outbuilding, Shed(s)
Parking Features
Attached, Uncovered Parking Spaces 2+
Parking Spots
6
Parking Total
6
Patio And Porch Features
Uncovered Patio
Roof
Metal
Security Features
Other
Stories
1
View
Hills, Lake, Mountain(s), Panoramic, Vineyard, Water
Financial
Map
Community
- Address1535 Sage Canyon Road St. Helena CA
- CitySt. Helena
- CountyNapa
- Zip Code94574
Subdivisions in St. Helena
Market Summary
Current real estate data for Single Family in St. Helena as of Aug 24, 2026
79
Single Family Listed
122
Avg DOM
1,400
Avg $ / SqFt
$5,007,861
Avg List Price
Property Summary
- 1535 Sage Canyon Road St. Helena CA is a Single Family for sale in St. Helena, CA, 94574. It is listed for $40,000,000 and features 4 beds, 5 baths, and has approximately 4,905 square feet of living space, and was originally constructed in 2016. The current price per square foot is $8,155. The average price per square foot for Single Family listings in St. Helena is $1,400. The average listing price for Single Family in St. Helena is $5,007,861.
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Copyright 2026, Bay Area Real Estate Information Services, Inc. All Rights Reserved. Listing courtesy of Will Densberger at Engel & Volkers St. Helena
1535 Sage Canyon Road
St. Helena, CA

