Two-Family Yorkville Townhouse Comes to Market for the First Time in Nearly 70 Years Nestled in the heart of Yorkville, one of Manhattans most desirable and historic neighborhoods, 507 East 84th Street is a rare offering a charming four-story brownstone townhouse built circa 1901, available for the first time in nearly seven decades. This stately residence spans approximately 3,800 square feet across four levels and is one of just nine private homes on the peaceful, tree-lined north side of 84th Street between York and East End Avenues. The location offers an exceptional blend of tranquility and convenience moments from Carl Schurz Park, Asphalt Green, the East River Esplanade, and some of the Upper East Sides finest schools, shops, and dining options. Currently configured as two spacious duplex apartments, the property has served as an excellent income-generating investment for many years. Together, the residences encompass 7 bedrooms, 4 full bathrooms, and 2 half baths, and both units will be delivered vacant, offering an ideal opportunity for customization or owner occupancy. The Lower Duplex Accessed through the gated front garden, the lower duplex features a gracious entry vestibule and mechanical room, a large pass-through kitchen, a powder room, and an expansive rear living area opening onto a private, oversized garden a true urban oasis. Upstairs are three bedrooms and two full bathrooms, creating a comfortable, flexible layout. The Upper Duplex Entered via the elegant front stoop, the upper duplex offers a light-filled living room, dining area, and kitchen on the third floor, complemented by a half bath. The top floor includes four bedrooms and two full bathrooms, providing abundant space for family or guests. Notably, 507 East 84th Street does not fall within a designated historic district and includes over 4,000 square feet of unused FAR, presenting an outstanding opportunity for expansion, redevelopment, or modernization. This versatile property is ideal for the discerning buyer seeking: a primary residence with supplemental rental income, a full investment opportunity, or a custom single-family conversion in a coveted Upper East Side enclave. Please reach out to schedule a private tour.