Spacious corner duplex at the luxurious Carlton House on the corner of Commonwealth Avenue and Arlington Streets in the heart of the Back Bay. Magnificent location overlooking the Commonwealth Avenue Mall and neighboring the Boston Public Garden, a short block to Newbury Street. Full service building with 24/7 Concierge, Doorman, Elevator, and Valet Parking. This home boasts a comfortable layout with gracious entertaining space on the lower floor plus a powder room and an office/den (which could function as a bonus/4th bedroom). New kitchen with new cabinets, counters, & stainless steel appliances. New hardwood floors. Three good-sized bedrooms and three full baths make up the upper floor. Oversized primary suite has a large walk-in closet and a bath with shower/tub plus double vanity. In-unit laundry, central air-conditioning, generous storage throughout. One valet garage parking space included. Close to the best shopping, dining, and green space that the Back Bay has to offer.