Welcome to a Penthouse Oasis located on Park Avenue, in the heart of the Upper East Side. With over 4,000 square feet of interior footage and over 2400 square feet of exterior footage, this unique ten room duplex features four bedrooms, four and a half bathrooms and a staff room. The upper level is perfect for formal as well as informal entertaining. It features a beautiful Living Room that flows into an adjacent formal, but open Dining space and Den seating area - all surrounded by an expansive wrap terrace . Double glass doors open out to this wonderful outdoor entertaining space that includes magnificent city views and exposure from three vantage points. A modern, totally renovated eat-in kitchen with its own access to the terrace, is the perfect complement to this grand entertaining floor. A convenient powder room and service elevator complete this floor. The lower level houses the sleeping quarters, three of which have their own access to their own private outdoor space. Additionally, this level includes a large, second living room/family room and a staff room/office. A full bath is adjacent to the staff room. A Washer and Dryer and ample closets throughout are additional features. 750 Park was built in 1951 and designed by Horace Ginsbern & Associates. The 19-story building is a full-service cooperative, converted in 1981. The building offers 24/7 doorman service, a live-in super, laundry facility, package room, and storage is available. The building is 2 blocks from Central Park, and minutes to the finest restaurants, art galleries and museums, as well as world-famous boutiques along Madison Avenue. Pied-a-terres are welcomed. Pets are not allowed.