20420 5th E Street
Sonoma, CA, 95476
$6,900,000
4 Beds
6 Baths
5,850 SqFt
2.16 Acres
The Kingston Estate, Sonoma, spans 2.16 private acres on famed Eastside of Sonoma, a setting celebrated for its prestige, beauty, and enduring Wine Country appeal. Minutes from the Historic Sonoma Plaza and designed with intention and upgraded with quality finishes, this unique property blends contemporary architecture, exceptional systems, and resort-style amenities into a gated compound surrounded by vineyards and mountain views. Enter the property on your shady, tree-lined drive leading you through the gated entrance. Built in 2007 and updated with significant recent improvements, the home features 4 bedrooms, 4 full baths, and 2 half baths. Each space is finished with a warm, modern style. The 5,850 square foot residence unfolds in spacious volumes of clean architectural lines creating a smooth indoor-outdoor flow throughout. Inside, dramatic 30-foot ceilings and a North-facing wall of glass open directly to patios, the heated swimming pool, and outdoor gathering areas ideal for entertaining or quiet relaxation. The East wing features the elegant Primary Suite with a spa-level bathroom, generous closet space, a well-equipped office and a charming sitting room. The West wing includes three en-suite bedrooms, a library and a large office. The two lower-level suites open to the sparkling swimming pool and Versa sports court. The upstairs en-suite bedroom offers a kitchenette and an oversized tanning deck. At the center of the expansive property is a resort-style swimming pool with a dedicated outdoor bathroom and shower. Alongside the swimming pool is a grand, airy multi-functional entertainment room with two glass roll-up doors, ideal for gatherings of any size, poolside lounging, or Pickleball on the Versa Sports Court. The estate systems are exceptional. Sleek concrete floors with radiant heating run throughout. Seventy solar panels dramatically offset energy costs and are supported by a Generac backup generator for uninterrupted comfort. A 24-hour monitored security system, wired directly to Fire and Police, provides security. The property is served by a six-bedroom mound septic system, with its pump replaced in 2024, and a Labre inspected well produces reliable water performance. The home features interior fire sprinklers and a 5,000-gallon water storage tank and water softening system. The roof on the main building was completed in 2026. Add to it a 6-car detached garage with a living space above and this amazing property is complete.
Property Details
Price:
$6,900,000
MLS #:
326064622
Status:
Active
Beds:
4
Baths:
6
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
sonoma
Finished Sq Ft:
5,850
Lot Size:
94,090 sqft / 2.16 acres (approx)
Year Built:
2007
Days on Market:
9
List Date:
Aug 5, 2026
Interior
Appliances
Built-In Gas Oven, Built-In Refrigerator, Dishwasher, Disposal, Double Oven, Gas Cooktop, Gas Water Heater, Ice Maker, Microwave, Self Cleaning Oven
Bathrooms
4 Full Bathrooms
Cooling
Ceiling Fan(s), Central Air
Fireplaces Total
1
Flooring
Concrete
Heating
Central, Fireplace(s), Gas, Heat Pump, Natural Gas, Radiant, Solar
Interior Features
Cathedral Ceiling(s), Formal Entry, Storage
Laundry Features
Inside Area
Levels
Two
Exterior
Architectural Style
Contemporary, Modern/High Tech
Exterior Features
Dog Run, Fire Pit
Fencing
Fenced
Garage Spaces
8
Lot Features
Auto Sprinkler F&R, Flag Lot, Landscape Back, Landscape Front, Landscape Misc, Private, Secluded, Irregular Lot
Open Parking Spaces
4
Other Structures
Outbuilding, Second Garage, Storage
Parking Features
Attached, Covered, Detached, Garage Door Opener, Tandem, Uncovered Parking Space
Parking Spots
14
Parking Total
14
Patio And Porch Features
Covered Patio, Roof Deck, Uncovered Patio
Roof
Bitumen, Fiberglass
Security Features
Carbon Monoxide Detector(s), Fire Suppression System, Security Gate, Security System Owned, Smoke Detector(s)
Stories
2
View
Forest, Garden/Greenbelt, Hills, Mountain(s), Vineyard
Window Features
Double Pane Windows, Window Coverings
Financial
Map
All map details are google-generated and can contain errors. Lot lines and building locations are fuzzy. See Official plat maps for more accurate information.
Community
- Address20420 5th E Street Sonoma CA
- CitySonoma
- CountySonoma
- Zip Code95476
Subdivisions in Sonoma
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Copyright 2026, Bay Area Real Estate Information Services, Inc. All Rights Reserved. Listing courtesy of Vince Bienek at Sotheby’s International Realty
20420 5th E Street
Sonoma, CA


