Welcome to this classic Belmont Colonial, ideally located on coveted Marsh Street and lovingly maintained by its longtime owner. Offering over 2,450 square feet of living space, this 5-bedroom, 2.5-bath home features a formal living room with a fireplace, dining room, bright all-season sunroom, and an expansive primary suite with a walk-in closet. A spacious laundry area includes direct garage access and a secondary staircase leading to the two upstairs bedrooms and full bath offering a secluded suite for family members. Set on a beautifully landscaped 0.30-acre lot, the spacious backyard and refinished deck provide the perfect setting for outdoor entertaining. Conveniently located near Belmont Hill School and Belmont Country Club, with easy access to Route 2, Cambridge, Boston, shopping, dining, and professional services. Come visit this rare opportunity to own a well-cared-for home in one of Belmont's most desirable neighborhoods!