NEW EXCLUSIVE! Located in The Park Mansion, the Upper East Side's newest boutique condominium building, is this brand new rambling maisonette, with 3 bedrooms, 3-and-a-half bathrooms, a massive private terrace, huge windowed recreational space and soaring ceilings throughout. Your exclusive lobby entrance immediately leads you into the grand, open space of this loft-like duplex home. On the upper level you have 35 feet of entertaining space, topped off by a private terrace of 826 square feet where you can enjoy indoor/outdoor living rarely available in Manhattan. Overlooking your terrace is the Master Suite, offering a 5-fixture en-suite windowed bathroom with enclosed stall shower, floor-to-ceiling Calacatta polished marble walls and Bardiglio white marble radiant heated floors, as well as 2 closets, including one walk-in. There is a second bedroom adjacent to the Master which also enjoys a terrace view and a third bedroom across the floor, each with its own en-suite bathroom as well. The windowed eat-in chef's kitchen by Arclinea is outfitted with all top-of-the-line Miele appliances, Quartzite marble counters and custom cabinetry. The lower level of this home is accessed by a private internal staircase and offers 1,389 square feet of windowed and skylit recreational space to optimize and enjoy as you wish, a powder room and your own laundry with 2 sets of industrial-sized washers and dryers. Additional features include wide plank White Oak floors, 11- and 10 foot ceilings on the upper and lower levels respectively and a terrace equipped with electricity, water and gas. Built in 1900 by the Beaux-Arts architecture firm of Janes and Leo, this stunning landmarked structure has been thoughtfully redefined to offer its residents the finest in contemporary living. Amenities include a doorman, fitness room and private and bicycle storage. Please note that the building is eligible for a tax abatement which would reduce the real estate taxes by 17.5%. The advertised taxes reflect the monthly taxes with this abatement. This is a co-exclusive.