A rare legacy estate on Marguerita Avenue, one of North of Montana's most coveted streets, this exceptional offering presents an extraordinary opportunity to own a property of remarkable scale and distinction west of 4th. Set on an expansive 22,400+ square-foot lot, the residence is surrounded by impeccably landscaped grounds, sweeping lawns, a resort-style pool and spa, play area, heated loggia, outdoor BBQ kitchen, and detached guest house. Thoughtfully renovated by architect Philip Vertoch, the home is filled with natural light and defined by hardwood floors, beautifully proportioned rooms, custom built ins, and an effortless connection to the outdoors. Expansive sliding doors open the family room to the spectacular backyard, creating an exceptional setting for both intimate living and large-scale entertaining. The main level features a library, den, staff room, and a generous bedroom suite with a spa-like bath and direct garden access, offering an ideal option for a downstairs primary suite. The lower level reveals a sophisticated speakeasy-inspired media and game room with a fireplace and intimate bar. Upstairs, a private family lounge and terrace overlook the palm-framed grounds and connect three spacious bedroom suites. The secondary primary suite features vaulted ceilings, a fireplace, dual walk-in closets, and a luxurious bath with heated floors. Completing the estate is a three-car garage, resort-style pool and spa, an inviting outdoor fireplace with a dedicated seating area, and a beautifully appointed one-bedroom guest house above the garage, complete with its own kitchen. Control4 technology, solar panels, and three-zone heating and air conditioning provide modern convenience throughout. An extraordinary combination of scale, privacy, and timeless California living on one of Santa Monica's most impressive lots.