Project Description

State-of-the-Art Eastside Sonoma Living

348 Patten St., Sonoma CA 95476


OPEN HOUSE: Sunday 2-4 pm (3/25)

Located on a hidden court just blocks from the Sonoma Plaza. This elegant residence was lovingly constructed by the owners to blend 21st Century technology with traditional architecture.


Light-filled, approx. 2,843 sq. ft. has 3 bedrooms and 2 full baths. Open plan consists of a great room with living room open to dining area with built-ins and access to the rear covered entertaining deck with skylights and access to the yard and spacious chef’s kitchen with dining/preparation island, plenty of storage and energy efficient appliance. The property was designed to be a “forever home” being completely ADA accessible indoors and out including an elevator (battery and generator backup). The second floor include a luxurious master suite and bath with in-floor heat, den, second laundry closet and three finished storage areas. The two main floor guest bedrooms have ample closets with built-ins and each has access to the grounds. Beautiful architectural details include high coved ceilings, smooth wall texture, picture mould, wainscoting, imported white oak floors, Zola triple paned European windows and doors, detailed European tile in the baths and furniture quality cabinetry.

Platinum LEED Certification offers the highest energy efficient/sustainability standards. Some features include: Airtight, vapor permeable construction, super insulation, CleanCrawlspace, Zehnder whole-house heat recovery, Omega Flex stucco exterior, Vaculflo True Cyclonic built-in central vacuum system and more.

Technologically forward features include: Sonos audio system, Sonance high quality speakers indoors and out, television cabling in each bedroom, Energy Star appliances, LED energy efficient lighting throughout, Waupaca Paca-Ryde elevator.

Exterior features: Reclaimed redwood decks and raised planters, redwood fencing and fountain pergola, low maintenance landscape, Lutron Graik Eye lighting, Hunter Solar Sense irrigation controller, rainwater recovery for irrigation.

This home is located approx. 3 blocks to one of Wine Country’s favorites downtown with fine dining establishments, shopping and plenty of activities year round on the historic Sonoma Plaza.

LEED Features:

  • Certified LEED Platinum by the U.S. Green Building Council
  • Reclaimed redwood decks and railings, fences, raised planters and stunning pergola
  • Landscape Planting: Native, low or no-water, “bee” and pollinator friendly.
  • Granitcrete permeable walkways: Re-purposed concrete pavers and xeriscape landscaping throughout.
  • Airtight, vapor permeable construction: air infiltration rate below two air changes/hr.
  • Super insulation: Blown-in fiberglass bat (BIB) and EPS foam.
  • R-33 Below the floor, R-41.5 in the walls and R-66 in the roof
  • Whole-house ventilation and Zehnder heat recovery ventilation (HRV) utilizing MURV 13 filters.
  • Exterior door and windows: Zola European with thermal-break wood construction, triple pane glass and triple seals.
  • HVAC: Mitsubishi ductless mini-split with separate zones for upstairs and down.
  • Aquascape rainwater recovery system: 3,000 gallons of rainwater storage under permeable paver driveway.
  • Cool Roof: Energy-efficient standing seal metal CRRC rated with high solar reflectance index and low gloss finish.
  • Takagi on-demand tank less water heaters: 2 separate units for kitchen and laundry and one for bathrooms.
  • Top-rated Energy Star appliances. Provisions for washer and dryer both upstairs and down.
  • LED energy efficient lighting throughout.

Home Media:

  • Comprehensive security system: Door switches, motion sensors, fire and heat detectors and cell phone transceiver for monitoring.
  • Video doorbell: Monitors upstairs and down, integrated intercom.
  • Exterior video security cameras: Covers entire perimeter, DVR and wireless internet linked to cell phone for monitoring capabilities.
  • Category 6 EIA/TIA 568 compliant network wiring with Apple Airport Express wireless nodes for complete coverage inside and out and Netgear Gigamax CAT6 router.
  • Sonos audio system: Wireless I-Pad, I-Phone or Android control. Sonance high quality speakers in each room, decks and patio. Individual impedance matching volume controls.

Other Features:

  • 11,000 watt standby generator and automatic transfer switch
  • 5,000 watts of solar power on the roof
  • Therma Tech insulated steel garage door: Liftmaster side-mount garage door opener with automatic security dead bolt.
  • Boral TruExterior trim beadboard: Durable and made from sustainable products.
  • Framing: LP SolidStart engineered wood products produced from sustainable forestry practices for absolute straightness and superior strength.
  • Vacuflo True Cyclonic built-in central vacuum system: Outside exhaust to maintain indoor air quality.
  • Craftsman inspired detailing throughout: Tall ceilings, wood floors, wainscot molding, coved ceilings, built-in architectural and cabinetry details.
  • The white oak flooring is imported from Europe, is tongue and grove, and can be refinished.
  • The windows and doors are imported from Poland. They are triple paned and tightly seal the house, holding the temperature constant.
  • Crown moulding is installed throughout the house, including the bathrooms, allowing the owner to hang artwork without damaging the walls.
  • Wood flooring throughout is a white oak tongue and groove. It can be refinished up to 4x.
  • 1st floor ceiling height is 9.5’, 2nd floor ceiling height is 10’.
  • Coved ceiling and smooth wall finish throughout the house, including the bathrooms.
  • Wainscot trim installed throughout, with the exception of the 2 downstairs bedrooms and the master closet.
  • The kitchen countertops are Corian.
  • The 1st floor bath has a roll in shower (ADA compliant) with an adjustable shower bar. There is blocking in the walls to accommodate grab bars. The sink is a Victorian style pedestal sink. Toilet is low flow. The floor is a handmade encaustic cement tile. The shower walls are porcelain.
  • The master bathroom has a combination of the handmade encaustic cement tile and porcelain and is heated. The shower walls are porcelain, and the corner shelves and seat are Carrara marble. This shower also has blocking in the walls to accommodate hand bars, and the shower is roll-in. The master bath is considered a wet room as there isn’t a door on the shower to accommodate a person with disabilities. Shower doors may be added if that is an issue. The vanity cabinet is customized so that one side has wheelchair access when the doors are open. The vanity counter is Corian.
  • In the master closet, there is a built-in ironing board.
  • In both downstairs bedroom closets, 2nd floor hall closet, and master closet, there are California Closet built ins.

ADA Features:

  • Universal Design ADA accessible bathrooms, thresholds and interior exterior spaces, with curbless showers and provision for grab bars in both bathrooms.
  • Waupaca Paca-Ryde elevator: Stops at the garage, main floor and top floor. Battery back-up, oak interior finish.
  • Redwood decks front and rear incorporate ramps from ground level.


Video Tour


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Craftsman Inspired Architecture Combined with the Highest Energy Efficient/Sustainability Standards.


The Shone Team
Sotheby’s International Realty
Wine Country Brokerage

25 East Napa Street  Sonoma, CA 95476
Tel:  707.933.1515   Email: tina (at)

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