A rare and expansive 3-Bedroom 3 Bath + Den/Office/Service Quarters and flex space with in-unit laundry located in the heart of Midtown East. Welcome to Residence 10JK, an apx 1600 sqft apartment located at 136 East 56th Street on a quiet block between Park and Lexington Avenues. This well-maintained cooperative building offers a boutique feel while being surrounded by everything Midtown Manhattan has to offer. The residence features a well-proportioned layout with an incredible amount of closet space throughout. Kitchen has stainless appliances, Viking refrigerator and a breakfast bar. Open floorplan allows for formal dining and living space. This split floorplan has the primary bedroom includes an en-suite bath, offering added privacy and comfort. 2 additional bedrooms are tucked on other side of 10JK connected by an open flex space that could be used as a studio, office or to expand a current room. The back room has another bathroom and in-unit washer dryer is installed. 136 E 56th Street is a full-service co-op building with a 24-hour doorman, live-in superintendent, laundry facilities, bike room and just parking garage in building. Built in the early 1960s, the building is known for its high level service and thoughtfully designed apartments. The building's renaissance has updated common areas and most recently a parking garage with direct access for owners. Buyer pays flip tax 2.25%. Pet-friendly with sublets allowed. Ideally located in Midtown Manhattan, this apartment offers unparalleled access to world-class shopping, dining, and entertainment. Iconic landmarks such as Fifth Avenue, Central Park, and renowned museums are just moments away, while convenient access to multiple subway lines (E, M, and F trains) makes commuting effortless. This exceptional apartment offers the rare combination of space, service, and convenience in one of New York's most dynamic neighborhoods.