Expanded ranch in desirable Chelmsford Farms neighborhood offers flexible one-level living with a potential in-law or ADU opportunity. Connected by a shared mudroom/laundry room, the two living spaces each feature their own kitchen and heating system, providing comfort and privacy. The 2000 addition includes a sunny kitchen with breakfast bar, dining area, S/S appliances, central air, bamboo veneer plank flooring, three bedrooms, one and a half baths, and an unfinished basement providing plenty of storage space. The original home offers three bedrooms, a full bath, a bright kitchen, and spacious family room. Both units access a sprawling backyard, perfect for gardening, relaxing or entertaining on the patio or by the fire pit. Two sheds provide extra storage for lawn equipment. New roof 9/2025. Convenient location with easy access to Routes 3 and 495. Enjoy nearby shopping, dining, and parks. A rare opportunity for multi-generational use or added flexibility.