555 Chateau Drive, Hillsborough, CA

This stunning French Chateau-style residence is inspired by the timeless architecture of François Mansart. Gracefully set on coveted Chateau Drive in the prestigious Carolands neighborhood of Hillsborough. The property encompasses approximately .77 acres of gated grounds and enjoys scenic Bay views, a circular driveway, and lush mature landscaping within a private estate setting. Offered for the first time since its original construction, this elegant residence spans more than 4,200 square feet and showcases classic architectural design, grand proportions, and a flexible floor plan designed for modern living. A gracious entry introduces an expansive formal living room anchored by a marble gas fireplace, an adjoining grand step-down library, and dramatic arched windows that fill the interiors with natural light while framing serene views of the surrounding grounds. The elegant dining room features coffered ceilings and intricate hardwood floors, ideally suited for entertaining. Multiple covered verandas extend the living space outdoors, creating seamless indoor-outdoor flow. The primary suite serves as a private retreat, featuring expansive Bay views through large picture windows and from its own covered balcony. The home offers four bedrooms and 3.5 bathrooms, including a lower-level retreat with closet, fireplace, and direct patio access—well suited for guest accommodations, a private office, or extended living. Additional living spaces include a spacious family room, a dry sauna, three gas fireplaces, dual laundry areas, and a 3-car garage with ample driveway parking. The mostly level, usable grounds are enhanced by an abundance of fruit trees, creating a charming orchard-like garden setting with extensive space for outdoor entertaining and enjoyment. Lovingly maintained by its original owner, this special property presents a rare opportunity to move in, personalize, update, or reimagine a timeless residence. The grounds also may offer potential for a pool, guest house, or ADU. This picturesque setting offers a tranquil retreat while remaining conveniently close to Burlingame Avenue, top-rated schools, and major commute routes. A rare opportunity to own a distinctive property in one of Hillsborough’s most sought-after enclaves.