An extraordinary, legacy Mediterranean estate commanding panoramic views over the Sonoma Valley. Privately approached through a dramatic double-gated entry lined with manicured hedges and stately cypress, this rare offering blends architectural presence, privacy, and elevated wine-country living. The main residence spans approximately 4,400+ sq ft with 3 bedrooms and 2.5 baths, complemented by a separate 1-bedroom, 1-bath guesthouse. A detached 7-car garage carriage house with game room and additional guest quarters above offers exceptional flexibility for hosting, recreation, or multi-generational use. Designed to embrace its setting, expansive terraces and an infinity-edge pool frame sweeping Valley of the Moon vistas. Distinctive amenities include a private indoor gun range and a Generac whole-property backup power system, ensuring both discretion and resilience. A hobby vineyard with on-site winemaking facilities completes the estate. Two solar systems support the property, including solar pool heating. Utterly private, yet moments from the Sonoma Plazaan heirloom-quality estate of remarkable rarity in Sonoma Valley.
Property Details
Price:
$4,500,000
MLS #:
325104155
Status:
Active
Beds:
5
Baths:
6
Type:
Single Family
Subtype:
2 Houses on Lot
Neighborhood:
sonoma
Finished Sq Ft:
7,740
Lot Size:
172,062 sqft / 3.95 acres (approx)
Year Built:
2003
See this Listing
Schools
Interior
# of Fireplaces
2
Appliances
Built- In Gas Range, Built- In Refrigerator
Cooling
Central
Fireplace Features
Den, Family Room
Full Bathrooms
5
Half Bathrooms
1
Heating
Central
Interior Features
Formal Entry, Open Beam Ceiling, Storage Area(s)
Kitchen Features
Island
Laundry Features
Cabinets, Dryer Included, Hookups Only, Inside Area, Inside Room, Laundry Closet, Sink
Exterior
Exterior Features
Balcony, Built- In Barbeque, Kitchen
Fencing
Entry Gate
Lot Features
Private
Parking Features
Detached
Pool
Yes
Roof
Tile
Stories
2
Financial
HOA
No
Map
Community
- Address405 London Way Sonoma CA
- CitySonoma
- CountySonoma
- Zip Code95476
Subdivisions in Sonoma
Market Summary
Current real estate data for Single Family in Sonoma as of Apr 13, 2026
110
Single Family Listed
73
Avg DOM
861
Avg $ / SqFt
$2,667,731
Avg List Price
Property Summary
- 405 London Way Sonoma CA is a Single Family for sale in Sonoma, CA, 95476. It is listed for $4,500,000 and features 5 beds, 6 baths, and has approximately 7,740 square feet of living space, and was originally constructed in 2003. The current price per square foot is $581. The average price per square foot for Single Family listings in Sonoma is $861. The average listing price for Single Family in Sonoma is $2,667,731.
Similar Listings Nearby
Copyright 2026, Bay Area Real Estate Information Services, Inc. All Rights Reserved. Listing courtesy of Savannah Wellander at W Real Estate
405 London Way
Sonoma, CA