Elegant Prewar Classic Six on a Quintessential Upper East Side Townhouse Block Perfectly situated on a picturesque, tree-lined townhouse street, this beautifully renovated and impeccably decorated Classic Six apartment offers timeless prewar charm paired with modern sophistication. A gracious entry foyer opens to a sun-flooded living room featuring a wood-burning fireplace and southern treetop views over historic townhouses. Adjacent to the living room lies an expansive formal dining room, ideal for entertaining. One accesses the renovated, windowed kitchen through a well-placed pantry located off of the dining room. The kitchen features high-end appliances, including a vented Wolf range with grill, Sub-Zero refrigerator and wine cooler, and Miele dishwasher. Custom cabinetry, marble countertops, and thoughtful storage complete this well-designed space. A separate bedroom hallway leads to the apartments two south-facing bedrooms. The primary bedroom benefits from two generously sized closets as well as a wall of millwork storage. The ensuite primary bathroom has been fully renovated and features a beautiful marble mosaic tile floor and walk-in shower. The second bedroom is also generously scaled and is located directly across the hall from another renovated white marble clad windowed bathroom. The apartments staff room, currently used as an office, could easily serve as a third bedroom or playroom. It features a powder room and a vented Bosch washer/dryer that replaced the original shower stall. Other notable details include hardwood floors, crown molding, coffered ceilings, custom millwork and through-the-wall air conditioning throughout. Built in 1927, 163 East 81st Street is a well-regarded prewar cooperative with only four apartments per floor. Shareholders benefit from a full-time doorman, a live-in Resident Manager, laundry room, basement and bike storage, and a childrens play area. The building permits 50% financing and is pet-friendly. Pied-a-terres are considered on a case-by-case basis. There is a 2% flip tax paid by purchaser.