luxury architect houses for sale St. Helena, United States

Located on a quiet street in Kenwood, this updated 3-bedroom, 3.5-bath home sits on approximately 0.5 acres surrounded by 23 mature redwood trees with views of Sugarloaf Ridge and nearby vineyards. Remodeled by Synergy Architects and Designers, the approximately 2,200 sq ft residence features classic contemporary styling and an open living, dining, and kitchen area designed for entertaining. Quartz countertops, textured walls and ceilings, a marble and tile fireplace surround, and a suspended kitchen vent hood create distinctive design elements. Large sliding glass doors provide broad access to the spacious backyard dotted with redwoods and peach trees. The front yard features mound gardens and a long paved driveway with embedded lighting. Additional highlights include an attached 3-car garage with epoxy flooring and built-in storage, Bosch refrigerator (2026), new carpeting (2026), Generic generator (2020), water heater replacement (2019), and Nest smart home features.

Set on five private acres at the end of a long gated drive, this newly constructed Napa Valley compound redefines modern wine country living. Collaboratively envisioned by architect Alan Page and Bette Abbott Interior Design and completed in October 2025 by renowned builder Vine Homes. The grounds encompass an impressive main residence with two attached garages, two guest houses, and two separate garages - one designed for the avid car collector or the ideal entertainment barn. Designed for grand-scale entertaining and relaxed wine country living, the expansive interiors open to a series of outdoor spaces that celebrate the region's signature indoor-outdoor lifestyle. Recreational amenities include a pickleball court, bocce court, fitness area, pool and spa, a covered pool lounge with an outdoor kitchen and bar, and a private trail that extends around the perimeter of the property. 1.5 acres of Cabernet Sauvignon vines and raised culinary gardens. An iconic residence of rare craftsmanship and vision, where every line, finish, and proportion reflects an unwavering commitment to design, quality, and technology. High-speed fiber optic internet, radiant floors, zoned AC, outdoor heaters, and warm floors in the covered patios and loggias.

A rare offering in the heart of downtown Napa, this iconic 1891 Victorian known as The Palm House'', stands as one of the city's most treasured architectural landmarks. Designed by noted architect W. H. Corlett for J.L. Brown, the residence spans approximately 5,249 sq. ft. on a prominent 7,233 sq. ft. corner lot. Among the first homes in Napa to feature electricity and running water, it seamlessly blends historic pedigree with modern comfort, a tradition that continues to this day. Meticulously restored in 2005 by Erik Nickel, recipient of a Napa Landmark Society award, the home showcases extraordinary period details including original woodwork, stained glass, and three fireplaces - two of which have fireboxes stamped 1892. Over the past 12 years, additional thoughtful improvements have further elevated the property, including; seismic retrofitting, updating all five bathrooms, and a beautifully remodeled chef's kitchen appointed with a 7-burner Wolf range, dual dishwashers, and exceptional functionality for entertaining. In the dining room, a striking 200 +/- bottle air-controlled wine chiller creates a true collector's showcase. Additional amenities include multiple wine storage areas, a private upstairs lounge with wet bar, and a dedicated fitness room offering flexibility for both everyday living and grand-scale entertaining. The fully renovated walk-out lower level apartment provides two bedrooms, a full kitchen, its own private laundry, a spacious living area, and a separate entrance ideal for guests, extended family, or income potential. The landscaped backyard is designed for relaxing and entertaining, complete with a firepit and seating, a heated dining area, and an outdoor kitchen with a built-in BBQ. The Palm House is ideally located within walking distance of renowned tasting rooms, acclaimed restaurants, boutique shopping, live entertainment, and the BottleRock music festival. The property is also enrolled in the Mills Act of 1972, offering substantial transferable property tax savings in exchange for the preservation of this historic treasure, making this a truly exceptional opportunity to own one of downtown Napa's most significant and beautiful architectural jewels. To fully appreciate this exquisite property, please watch the attached property video.

Welcome to 2230 First Street, an extraordinary Victorian in the heart of Napa Valley, masterfully reimagined for sophisticated contemporary living. Originally conceived in 1898 by esteemed architect L. M. Turton, this distinguished residence is a rare offering that artfully preserves its architectural heritage while embracing modern refinement. Set upon over 10,000 square feet of verdant, park-like grounds, the property offers a private sanctuary just blocks from the celebrated restaurants, boutiques, and tasting lounges of downtown Napa, with seamless access to Highway 29. Bathed in natural light, the interiors are defined by soaring ceilings, grand-scale windows, and exquisite original millwork, each detail a testament to timeless craftsmanship. The home's elegant proportions and curated updates create an atmosphere of understated luxury throughout. The lower-level has been thoughtfully transformed into a refined living space, featuring two bedrooms, a beautifully remodeled bath, new cork flooring, and fresh designer finishes, ideal for hosting guests in comfort and style. A detached two-car garage, complemented by an expansive, light-filled office or studio, offers exceptional versatility for a bespoke work-from-home environment, creative retreat, and/or ADU. This is more than a residence, it is a legacy property. A seamless fusion of historic grandeur and modern sophistication, 2230 First Street invites you to experience Napa living at its most distinguished. Available as a separate offering, a coveted non-hosted Short-Term Rental Permit introduces an exceptional opportunity to pair refined living with compelling income potential.

Dos Palmas is a thoughtfully restored historic barn reimagined for modern living in Sonoma. Set within an open meadow with clear sightlines to Mount Sonoma, the property offers privacy achieved through careful siting and landscape integration. The main living space retains its original rough-hewn, load-bearing barn frame, creating dramatic scale and architectural presence. Interior finishes pair marble with exposed structural wood, bespoke walnut millwork, deep-stained hardwood floors, and aged brass accents. A custom Corten steel fireplace anchors the great room, while a cylindrical silvered-steel stair tower serves as both circulation and architectural focal point. A cupola skylight crowns the integrated kitchen, dining, and living areas. Supporting spaces include a butler's prep kitchen, primary loft ensuite with sitting area and fireplace, main-level bedroom and bath (currently office/studio), and detached guest house with media lounge and private accommodations. Multiple French doors open to the fire pit, pool terrace, and custom pool positioned to capture evening light. The grounds feature a seasonal creek, olive and fruit trees, raised beds, bocce court, and sunset porch. Modern infrastructure includes high-bandwidth internet, property-wide Wi-Fi, integrated AV, Sonos, and solar. A rare alignment of architecture, land, and atmosphere - Dos Palmas offers a setting where pace softens and clarity returns.

Discover the perfect blend of luxury, privacy, and wine country living in this extraordinary single-level Sonoma County retreat. Set on 37 private acres, this stunning vineyard property offers more than 4,200 square feet of beautifully designed living space, with breathtaking panoramic valley views from nearly every room, vistas stretching to Mt. Tamalpais, and water views beyond to the pond and vineyard the home is set upon. In the opposite direction, the dramatic backdrop of rugged Arrowhead Mountain creates a rare juxtaposition of expansive outlooks and intimate mountainside tranquility. From spectacular sunrises spilling across the valley to unforgettable sunset skies, the property offers a daily experience of Sonoma County at its most beautiful. Designed by Mahoney & Piechota Architects, the residence is a masterful expression of refined design and seamless indoor-outdoor living. Expansive floor-to-ceiling windows flood the home with natural light, while multi-slide glass doors open to an impressive wraparound deck, creating an effortless connection to the spectacular surroundings. Sophisticated finishes and thoughtful systems throughout reflect a home conceived for both comfort and style. The home features a luxurious primary suite, an additional en suite bedroom, two additional bedrooms, and one and one-half additional baths, along with a separate office or workout space that adds flexibility and function. High-end modern finishes elevate the home throughout, while amenities include an outdoor shower, auto shades and screens in the bedrooms, solar, integrated sound by Sync Systems, and fire-safety infrastructure including a hydrant and fire pump. Outside, this private wine country oasis continues with a sparkling swimming pool, relaxing hot tub, tranquil pond, detached artist studio, and beautifully designed landscaping by Tammara Norman. Surrounded by vineyard within the prestigious Los Carneros AVA, the property includes approximately 3.1 acres of Merlot planted in 2012, along with smaller plantings of Zinfandel, Riesling, and Muscat. With established vineyard character and potential for future expansion, the estate offers a rare opportunity to enjoy and enhance a truly special wine country holding. Though it feels worlds away, this exceptional offering is just minutes from town, providing a rare balance of privacy, convenience, natural beauty, and sophisticated vineyard living.

Architecturally significant and rich in character, this Postmodern residence designed by Charles Moore draws inspiration from Frank Lloyd Wright, blending organic materials with thoughtful design. The 3-bedroom, 2-bath main home spans approximately 1,800 sq. ft., complemented by a 600 sq. ft. ADUideal for guests, extended living, or income potential. Warm and inviting, the interior showcases vertical grain cedar, oak floors, and a striking river rock fireplace. Floor-to-ceiling windows frame natural light and capture sweeping views toward San Francisco, while curated details like built-in bookshelves and charming sleeping lofts add both function and personality. The updated chef's kitchen and remodeled bathrooms offer modern comfort while honoring the home's architectural integrity. Set among mature oak trees and thoughtfully landscaped grounds, the property features rock walls, vegetable gardens, and an expansive Ipe deckperfect for relaxing or entertaining in total privacy. Located in the coveted Montecito Blvd area, just moments from downtown Napa, this is a rare opportunity to own a truly distinctive home that seamlessly connects nature, design, and lifestyle.

This landmark 200-acre estate in Sonoma Valley, one of California’s fastest-growing wine destinations, presents a rare investment opportunity. In 2023, Sonoma welcomed 10.5 million visitors, nearly triple Napa Valley’s, fueling demand for luxury accommodations and exclusive real estate. Designed with SRK Architects and a renowned hospitality advisory firm, this master-planned estate blends world-class hospitality with private estate living. The resort will feature 160 keys, including 50 private cottages and villas available for purchase, projected at $2M–$4M. The development includes luxury suites, a signature restaurant and bar, a wine-tasting lounge, a spa and wellness center, an events pavilion, and a social pool environment. The residential enclave features 16 private 2-acre estate lots with exclusive resort access. Located minutes from Sonoma Plaza with easy access to Highway 12 and Napa Valley, this estate offers long-term value appreciation, extensive water rights, and premier investment potential. A rare opportunity to shape Sonoma’s next luxury resort and residential community. MLS #: 324027397 Listed in BAREIS MLS in Sonoma