This distinguished duplex spans approximately 1,600 square feet of thoughtfully designed space and boasts a rare private street entrance directly onto prestigious Park Avenue—delivering the privacy and character of a classic townhouse within a full-service cooperative setting. Currently configured as a spacious commercial dental practice, the property offers an exciting opportunity for residential conversion to a three-bedroom home, subject to board approval. Its flexible layout and generous proportions allow for a range of customization options to suit your lifestyle. Architectural highlights include soaring ceilings, oversized windows that flood the interiors with natural light, and elegant pre-war details that speak to the building’s timeless appeal. The main level provides gracious entertaining areas, while the remainder of the duplex is smartly arranged for comfort and privacy. Residents of this white-glove cooperative enjoy exceptional amenities: a 24-hour doorman, live-in superintendent, elevator service, laundry facilities, private storage, and a furnished roof deck with sweeping city views. The building is impeccably maintained, offering the security and service expected of a prime Park Avenue address. Perfectly located in Midtown, just a 10-minute walk to Grand Central Station, and adjacent to Murray Hill with easy access to dining, shopping, and entertainment in nearby NoMad and Chelsea—this address combines convenience with prestige. This is a rare opportunity to experience refined Park Avenue living with the independence of a private townhouse entrance—an extraordinary offering in one of Manhattan’s most coveted neighborhoods.