Perfectly located on the 11th and 12th floors of 812 Park Avenue, this extraordinary corner prewar duplex in a distinguished J.E.R. Carpenter-designed co-operative is flooded with natural light, with every window facing either Park Avenue or picturesque 75th Street. This magnificent 11-into-10-room residence offers four bedrooms, four full bathrooms, two powder rooms, grand entertaining rooms, ceilings reaching up to 10'6", and an abundance of original architectural details, including a spectacular sweeping staircase, herringbone hardwood floors, beautiful moldings, and original doors.

A gracious entrance gallery with an oversized coat closet is distinguished by the magnificent original staircase that connects the two floors. The elegant corner living room spans 29'6" in length and faces east over Park Avenue and north over 75th Street, with four oversized windows, beautiful herringbone floors, and a wood-burning fireplace. Adjacent to the living room is a handsome walnut-paneled library with two windows overlooking Park Avenue. The generously proportioned formal dining room is perfectly suited for grand-scale entertaining. Also off the gallery is a windowed powder room and a wet bar equipped with a sink and refrigerator.

The expansive windowed eat-in kitchen features three north-facing windows overlooking the neighboring townhouses and the iconic Carlyle Hotel. There is a breakfast room, pantry, and silver closet, providing wonderful space for everyday living and entertaining. A separate back staircase provides convenient access from the kitchen to the upper floor.

The beautiful original staircase leads to the private bedroom quarters on the upper level. The luxurious primary bedroom suite faces east over Park Avenue and features two oversized windows, a wood-burning fireplace, a dressing room, and an additional closet. An additional north-facing window, currently concealed, offers the opportunity to be reopened, bringing even more natural light into the room and creating a corner bedroom with exposures to the east and north. The windowed en-suite bathroom is appointed with two sinks, a bathtub, and a separate shower.

The second bedroom also faces east over Park Avenue and has a large closet and a windowed en-suite bathroom with a bathtub. The third bedroom is generously proportioned and features a large closet and a windowed en-suite bathroom with a bathtub. The fourth bedroom faces north over picturesque 75th Street and has ample closets and a windowed en-suite bathroom with a bathtub. Completing this floor are a powder room, laundry area, two linen closets, and additional storage closets.

Impeccably maintained, this exceptional residence retains many of its exquisite original architectural details. With its grand entertaining rooms, gracious proportions, beautiful natural light, and wonderful separation between the entertaining and bedroom quarters, this extraordinary duplex offers the elegance of a grand prewar residence with the comfort of a private home.

Ideally situated on the southwest corner of Park Avenue and 75th Street, 812 Park Avenue is a distinguished prewar cooperative with full-time doormen, a live-in resident manager, a fitness center located on the first floor, and a beautifully landscaped central courtyard garden. Pets are permitted, and summer work rules apply from May 15th through October 15th. The building permits up to 30% financing, and there is a 2% flip tax payable by the purchaser.