Located in the prestigious estate area of San Marino, this distinguished Georgian Colonial residence offers a rare blend of timeless architecture, refined luxury, and notable historical provenance. Originally constructed in 1918, with historical accounts attributing its origins to Henry E. Huntington, founder of the Huntington Library and Huntington Hospital, the property encompasses approximately 10,458 square feet and has been meticulously maintained, preserving its architectural integrity while incorporating modern amenities. Sited on an expansive 2.29-acre parcel, the property offers exceptional land value and usability, complemented by a long, private driveway with ample on-site parking capable of accommodating large gatherings with ease. Set behind wrought-iron gates and mature landscaping, the residence enjoys exceptional privacy and a strong sense of arrival. The grand interior features soaring 12-foot ceilings, elegant chandeliers, rich wood detailing, and graciously scaled formal spaces, with an elevator and sweeping staircases providing access to all levels. Designed for both formal entertaining and comfortable daily living, the residence offers a thoughtfully balanced floor plan. The primary suite serves as a private retreat with a jacuzzi tub, walk-in shower, expansive walk-in closet, and a separate sitting area, while six additional ensuite bedrooms provide ample comfort and privacy. Formal living areas include a grand dining room, stately library, conference room, and a private cinema, complemented by a fitness room, massage and barber room, multiple wet bars, and an extensive wine cellar. The grounds are designed to feel serene and impressive, featuring multiple balconies and terraces ideal for entertaining, along with resort-style amenities including a pool with waterfall and lighting, tennis court, cabanas, koi pond, and a Japanese-inspired tea house. Garden pathways, a gazebo, and secluded seating areas further enhance the landscaped grounds. Additional improvements include a six-car garage, maid’s quarters with two ensuite bedrooms, and a spacious two-story guest house. Fireplaces throughout the home and zoned central air conditioning provide year-round comfort. Located within the award-winning San Marino School District, this exceptional estate presents a rare opportunity to acquire a property of this scale, land value, privacy, and historical character in one of Southern California’s most desirable communities.