A Landmark Estate Offering Privacy, Craftsmanship, and a Refined Coastal New England Lifestyle. For buyers ready to transition from the intensity of a major city to something more enduring. Escape to Old Mystic, Connecticut and invest in a rare multi-property estate spanning approximately 4 acres. 152 and 156 Whitehall Avenue includes a stately primary residence with a carriage house, plus an additional street-front parcel featuring a legal income-producing two-family home/ buildable lot. The main residence offers approximately 7,000 square feet of living space, complemented by a separate 1,100 square foot, 2-bedroom, 2-bath carriage house. Both are situated on one parcel. The abutting parcel includes the two-family residence/additional lot, providing excellent flexibility for rental income, extended family living, or future development. The Primary residence is currently owner-occupied, and also generates income through the carriage house. Located along the Connecticut Wine Trail, the property is residentially zoned yet has historically accommodated large-scale gatherings and events. This distinctive estate presents an opportunity to enjoy classic architectural charm combined with modern lifestyle amenities. Conveniently located near Mystic's renowned dining, shopping, marinas, village attractions and casinos.