Situated in a stunning lower Park Avenue Stanford White mansion, this newly renovated penthouse duplex offers an unusual opportunity for the discriminating buyer to purchase approximately 3000 sq. ft. of elegantly designed interior living space and 2 private outdoor spaces. Perfectly designed for entertaining, this property offers 7 rooms designed with an elegant and modern aesthetic. The lower level is flanked by 6 floor to ceiling windows and features a Poggenpohl kitchen outfitted with Absolute granite countertops, stainless steel clad cabinetry, Miele stainless steel dishwasher, Wolfe stainless steel 5 burner gas range, Miele stainless steel convection oven and warming drawer, Sub-zero stainless steel refrigerator/freezer and a Sub-zero stainless steel wine cooler. Solid wood floors of white bleached oak are laid on a diagonal and both the living room and the dining room have wood burning fireplaces . The lower level also offers a bedroom, a Carrera marble bath with glass enclosed shower and laundry facilities with a washer/dryer. Ascend the architectural staircase and arrive at the second level offering 5 skylights, a den with a fireplace and french doors to a set back terrace, a master bedroom suite with a wall of windows within a glass enclosed solarium and a spa style bathroom and a 3rd bedroom with bath en-suite. A spiral staircase leads you to a roof deck oasis which has been virtually staged for the web presentation. The apartment has been wired for sound, a Gemini computerized video security system and a multi -zone central air conditioning system has been installed. 23 Park Avenue, designed by McKim Mead and White and built in 1890, is a 5 story Italian Renaissance palazzo and is the only remaining example of a late 19th century private mansion on Park Avenue. This pet friendly building has an elevator and a super on duty between the hours of 7AM and 4PM. Situated in the heart of the Murray Hill Historic District, this coop is just steps from the Morgan Library and the many restaurants of lower Park Avenue, Madison Square Park and Flatiron. Call for a private showing at your convenience. CONTRACT SIGNED.