A rare offering in the heart of Carnegie Hill, this sophisticated duplex residence at 21 East 96th Street seamlessly blends classic proportions with contemporary refinement. Spanning two expansive levels, Residence 3/4 is thoughtfully designed to deliver both scale and intimacy. The main floor welcomes you with gracious entertaining spaces, highlighted by generous ceiling heights, oversized windows, and an elegant flow that accommodates both formal and casual living. The layout allows for a seamless transition between living, dining, and kitchen areas, creating an ideal setting for hosting or everyday comfort. The upper level is dedicated to private quarters, offering well-proportioned bedrooms with ample closet space and refined finishes throughout. The primary suite serves as a serene retreat, complemented by a luxurious en-suite bath and carefully considered details that enhance both comfort and functionality. Additional features include abundant natural light, excellent storage, and a layout that balances architectural character with modern livability. 21 East 96th Street is a well-maintained cooperative offering a full-time doorman, attentive staff, and a prime Upper East Side location moments from Central Park, world-class museums, and premier dining and shopping. This exceptional residence presents a unique opportunity to own a distinguished home in one of Manhattan's most coveted neighborhoods.