Tucked away on a cul-de-sac in the highly sought after Hollis Brookline school district, this exceptional property offers both privacy and possibility on a serene 2.9 acre wooded lot. Surrounded by nature and set back from the road, it feels like your own private retreat while still being part of a welcoming neighborhood. A rare and valuable feature in Hollis, this home includes a town approved Accessory Dwelling Unit (ADU), opening the door to a variety of lifestyle options. Whether you envision supplemental rental income to offset your mortgage, a comfortable and independent space for extended family, or a private retreat for guests or caregivers, this flexible setup makes it all possible. The main residence spans 1,824 square feet and exudes warmth and charm throughout. Solid hardwood floors flow seamlessly across both levels, complementing the home's thoughtful layout of three bedrooms and one and a half baths. A practical mudroom, dedicated laundry room and pellet stove add everyday convenience, while the spacious deck invites you to relax or entertain while overlooking the peaceful grounds. Car enthusiasts or hobbyists will appreciate the expansive three car garage. At the heart of the home, the kitchen shines with rich cherry cabinetry and elegant granite countertops perfect for both daily living and hosting. The ADU offers an additional 1,080 square feet of well designed living space, complete with its own living room, dining area and full kitchen creating a truly independent residence. A full bath, with separate furnace, hot water heater, electricity and cozy wood stove provide comfort and autonomy, while a charming loft adds a unique and versatile bonus area. This property blends comfort, flexibility, and natural beauty, an uncommon opportunity to enjoy multi-generational living or income potential in one of the area's most desirable locations.