Available ASAP! Located on one of Back Bay's most coveted residential streets, this beautifully renovated 2-bedroom, 2.5-bathroom duplex at 348 Marlborough Street blends classic Boston architecture with sophisticated modern living. Spanning approximately 1,665 square feet across two levels, the residence offers an exceptional layout with elegant finishes, spacious living areas, private outdoor space and parking! The parlor level features a stunning bay-front living room with an ornate fireplace, hardwood floors, custom millwork, and abundant natural light, flowing seamlessly into a spacious dining area and beautifully appointed kitchen. The kitchen features custom cabinetry, stainless steel appliances, a large center island with breakfast seating, and generous counter space - perfect for both everyday living and entertaining. A convenient half bathroom is also located on the parlor level. The lower level offers two generously sized bedrooms, including a spacious primary suite, along with two full bathrooms. The bedrooms feature hardwood flooring, ample closet space, recessed lighting, and large windows. The primary bathroom is beautifully finished with a glass-enclosed walk-in shower and double vanity. One of the home's standout features is its private patio and landscaped outdoor space, an exceptional amenity in Back Bay. Even more rare, the property includes a deeded direct-access parking space located immediately behind the patio, providing the ultimate convenience in one of Boston's most parking-constrained neighborhoods. Additional amenities include in-unit laundry and central air conditioning. Ideally situated on Marlborough Street between Gloucester and Hereford, this home is moments from the Charles River Esplanade, Newbury Street, Commonwealth Avenue, Copley Square, and the best of Back Bay's shopping, dining, and neighborhood conveniences. A rare Back Bay rental offering with private outdoor space and deeded direct-access parking. Available for immediate occupancy. Can be rented fully or partially furnished.