Rare Sun-Filled Duplex in Coveted Upper West Side Brownstone with Private Terrace A thoughtfully designed top-floor home with historic charm, flexible living space, and unbeatable proximity to Central Park. Located in a beautiful early-1900s brownstone on a quiet, tree-lined block that ends at Columbus Avenue, this inviting duplex offers a rare opportunity to own a special home in the heart of the Upper West Side. Elegant and versatile, this spacious layout includes two and a half bathrooms and multiple generous living areas that can serve a range of useswhether as sleeping quarters, home offices, or private retreats. Dark oak hardwood floors run throughout, and southern and northern exposures provide sunlight all day and a refreshing cross-breeze when the windows are open. The living room features soaring ceilings, crown molding, a working fireplace, and a dramatic skylight that fills the space with natural light. The kitchen offers extensive cabinetry, stainless steel appliances, a breakfast bar, and a well-vented exhaust - ideal for both daily living and entertaining. Beyond the kitchen is a gracious dining room that evokes classic brownstone charm, complete with a fireplace, built-ins, and original woodwork that adds warmth and authenticity. This level also includes a bedroom, a bathroom with a walk-in shower, and generous closet space. Upstairs, the primary suite spans its own private floor, offering plenty of daylight and flexibility. Facing south over the terrace, it includes a bonus area perfect for a nursery, office, or dressing space, as well as an ensuite bathroom with shower and a large laundry room. An additional hidden storage area also sits beneath the laundry space. Above the primary suite is a flexible open space with panoramic neighborhood views - ideal for a quiet retreat, creative studio, or guest area. The home includes abundant storage: besides deep closets throughout, theres a decorative hidden closet in the living room and a private storage unit in the basement. The terrace is beautifully maintained and serene, with patio furniture included in the sale. Youll never run out of storage space with this apartment. The layout features 2.5 bathrooms, but plumbing remains in place to easily convert the powder room back into a full bath if desired. West 80th Street is a beautiful, leafy street lined with historic brownstones. Its situated in arguably the best section of the Upper West Side, only a block from Central Park. The entrance to the park is right on 81st, close to the Reservoir, Belvedere Castle, The Great Lawn, and more. The Natural History Museum and New York Historical Society are less than five minutes away. You are surrounded by great restaurants, shops, and multiple grocery options including the iconic Zabars and Fairway Market, both a few blocks away. Numerous schools are located nearby, along with several parking garages within a few blocks. The B, C, 1, 2, and 3 subway lines are all easily accessible, and theres a nearby bus stop for added convenience. 110 West 80th is a self-managed co-op with no underlying mortgage or flip tax. Maintenance is comparatively low and includes domestic gas and heat. Financing up to 80% is permitted. Please note: no subletting or dogs. This home sits atop a well-maintained, self-managed brownstone, offering quiet privacy and historic charm. A rare Upper West Side opportunity schedule your private appointment today.