Welcome to 127 West 123rd Street, an expansive two-family townhouse in the heart of South Harlem offering: space, flexibility, and exceptional outdoor living. Spanning approximately 3,585 square feet plus a cellar for a total of 4,285 SF, along with 1,308 SF of outdoor space. It offers multiple options for an end user, including the opportunity to live in a move-in-ready single-family mansion, and have a suburban-sized home in a beautiful Manhattan neighborhood, or as an investment property generating income by renting the upper floors. As you enter, you are welcomed into a spacious triplex. The garden level features a windowed kitchen overlooking your private backyard, a dining area, powder room, and in-unit washer and dryer. The second floor offers a bright living room with soaring 105 ceilings, a primary bedroom with an en-suite bathroom and walk-in closet, and a balcony with access to the garden. The third floor includes two king-sized bedrooms and a full bathroom, with ceiling heights of 95. The second apartment has two bedrooms, a galley kitchen, dining area, and full bathroom on the fourth floor. Above it, a living room/office, features impressive 13 ceilings, a full bathroom, a lofted area, washer/dryer hook-up, and a private terrace with open skyline views. The home is filled with character, featuring high ceilings, hardwood floors and generous proportions on every level. Natural light flows beautifully, especially on the upper floors where open views stretch across the skyline. Outdoor space truly sets this property apart. A deep, private backyard offers a peaceful retreat with plenty of room for gardening, lounging, pets, or childrens playground. The top-floor terrace provides open views, and above it all, a fully finished rooftop sits approximately 72 feet above the ground, offering sweeping north and south-facing Manhattan skyline views and the perfect setting for outdoor living. With approximately 1,620 square feet of additional buildable area, the property also offers future upside for expansion. The building is part of the Harlem Opportunity Zone/federal QOF Zone, allowing for significant tax savings for owner/investors. The home will be delivered fully vacant, with no existing tenants, and a Certificate of Occupancy for a Two-Family House. Located on a prime tree-lined block, this is one of the best locations in South Harlem, just moments from Morningside Park, Whole Foods, Trader Joes, and Target, and close to some of the best restaurants the neighborhood has to offer, including Red Rooster, Settepani, and Barawine. Youre also just minutes from Marcus Garvey Park and a nearby dog park, with easy access to major subway lines (A, B, C, D, 2, 3, 4, 5, 6) and Metro-North. For work, specifically, Columbia University, Harlem Hospital, and Mt. Sinai Morningside Hospital are all within 15-minute-walking distance. This is a rare opportunity to own a townhouse that checks every box: space, light, outdoor living, and long-term investment potential.