Perched Atop One Of Park Avenue’s Most Distinguished Prewar Buildings, This Extraordinary Penthouse Studio Is A Rare Upper East Side Gem. A Wood-burning Fireplace Anchors The Living Space With Warmth And Old-world Charm, While The Dramatic Wraparound Terrace Delivers An Exceptional Indoor-outdoor Experience Rarely Found In The City. Whether Hosting Under The Stars Or Enjoying Quiet Mornings Above The Skyline, This Residence Offers A Lifestyle That Feels Both Intimate And Grand. Built In 1917, 815 Park Avenue Is An Iconic White-glove Cooperative Set On One Of The Neighborhood’s Most Prestigious Blocks. The Building Offers Full-service Living With A Full-time Doorman, Fitness Center, Game Room, Bike Storage, Laundry Facilities, Private Storage, And A Live-in Resident Manager. Perfectly Positioned Near World-class Hospitals, Cultural Institutions, Dining, And Shopping, This Address Combines Timeless Elegance With Unmatched Convenience.