luxury waterfront apartments / penthouses for sale Marin County, United States

Perched on the coveted slopes of Mt. Tiburon with dramatic views of the San Francisco skyline, this custom-built home embodies sophisticated Bay Area living. Privately situated on a cul-de-sac atop an expansive street-to-street lot of approximately 1/3 acre offering an exceptional sense of tranquility, scale, and exclusivity. Thoughtfully created design for both comfort and style, the home features four+ bedrooms, beautifully curated interiors, and a seamless connection between indoor and outdoor spaces with meandering paths wind through the grounds. Walls of glass fill the residence with natural light while framing sweeping panoramas that stretch from Angel Island to the Golden Gate and Bay Bridges, with the City skyline shimmering beyond. Nearly every principal room is oriented toward these spectacular outlooks, creating an ever-present connection to the water and surrounding landscape. Designed for gracious entertaining as well as everyday living, the main level flows effortlessly between formal and casual gathering spaces. Soaring vaulted ceilings define the marble-floored foyer, elegant dining room, and sophisticated living room, where a fireplace and built-in bar create an inviting atmosphere for hosting on any scale. The chef's kitchen balances functionality with refined design, featuring premium appliances, a substantial stone-topped island, wine refrigeration, and walk-in pantry. An adjoining breakfast area captures inspiring views of the Bay, City skyline, and Golden Gate Bridge, offering a stunning backdrop for casual dining and everyday living. Additional amenities include a private office, and a spacious and welcoming family room. Originally designed and constructed for the current family, the residence reflects enduring quality and thoughtful craftsmanship throughout. Recent improvements include updated primary bath with relaxing steam shower, fully wrapped exterior clad in concrete wood-style shingles, industrial-inspired double-glazed windows and doors, a new roof with copper gutters, updated kitchen appliances, upgraded electrical systems, and a newly reconstructed driveway and deck. Offering exceptional privacy while remaining just moments from the boutiques, waterfront pathways, and acclaimed dining of downtown Tiburon, this remarkable property presents a rare opportunity to enjoy elevated coastal living with some of the Bay Area's most captivating views.