Welcome to Apartment 6A. An exceptional opportunity to create your own dream home on the Upper East Side. Situated on a beautiful tree-lined block just off Park Avenue, this spacious four bedroom, three bathroom home offers the perfect canvas to create a home tailored to your personal style while preserving the timeless charm of prewar living. Located in an intimate, full-service cooperative built in 1912, Apartment 6A enjoys open northern sky views, along with southern and eastern exposures facing the interior of the building. A gracious entry foyer leads into a generously proportioned living room and dining area, ideal for both everyday living and entertaining. The dining area offers convenient access to the kitchen. Just beyond the kitchen is a versatile fourth bedroom, currently used as live-in nanny quarters, complete with an en-suite full bathroom. This space could also easily serve as a home office or guest suite. Throughout the residence, soaring 9'5" ceilings, herringbone wood floors, beautiful built-in cabinetry and abundant storage enhance its classic prewar character. The spacious primary bedroom comfortably accommodates a king-sized bed with ample room for additional furnishings. Two additional well-proportioned bedrooms and two full bathrooms are located off the bedroom hallway, providing a comfortable separation between the living and sleeping areas. With just four residences per floor, this distinguished cooperative offers a sense of privacy. Residents enjoy a full-time doorman, live-in resident manager, central laundry room, private storage bins, bicycle room, fitness center and a beautifully landscaped garden. WASHER/DRYERS are permitted with board approval and both pied-à-terre ownership and pets are welcome, including small to medium-sized dogs. Up to 65% financing allowed. 2% flip tax paid by buyer.