Welcome to 809 President St, a magnificent 17.5 foot wide, 3-family (easily convertible to a single-family) townhouse built in 1899, filled with original fireplaces & mantels, parquet wood floors, stained glass and stunning period details throughout. This beautiful home offers a rare opportunity to own a piece of Brooklyn history. Located on a peaceful tree-lined street in the heart of prime Park Slope, just two blocks from the stunning Prospect Park, this home offers a unique opportunity to enjoy the best of Brownstone Brooklyn living. The owner's duplex on the parlor floor is a true showstopper, featuring an original pier mirror, fully updated large eat-in kitchen with new GE Cafe appliances, original fireplace & mantel and easy access to the rear deck (170 SF) overlooking the serene garden (788 SF). The lower level of the duplex boasts two spacious bedrooms, two bathrooms and access to the rear garden, making it the perfect spot to relax and unwind. Upstairs, you'll find two charming, floor-through, 1-bedroom, 1-bathroom rental units, each complete with their own original fireplace in the front and rear of the home, hallway dressing rooms featuring original 19th-century marble sinks and built-in closets. The kitchens feature stainless steel appliances and open to an expansive living dining area flooded with southern exposure for ample light throughout the day. Each of the oversized bedrooms are located at the rear of the home and are very quiet with northern exposure, a spacious walk-in closet with a windowed bathroom directly off of each bedroom. Whether you choose to rent out these units or keep them for your own use, they provide a fantastic opportunity to generate extra income. The roof hosts a recently installed solar panel system, which powers the owner's duplex, providing environmentally-friendly and cost-effective energy solutions. You may also capitalize on the untapped potential of an additional 216 square feet of available FAR to construct. This exquisite location offers unparalleled convenience to some of Brooklyn's most esteemed institutions, including, Brooklyn Central Library, Brooklyn Museum, and Brooklyn Botanic Garden, all at your doorstep. Immerse yourself in the Saturday farmer's market at Grand Army Plaza, indulge in the culinary flavor of Park Slope's local restaurants, or browse Union Market on Flatbush Avenue. Notably, this property is zoned for PS 321, and the effortless access to Manhattan and the rest of Brooklyn via the 2/3/Q/B trains, located just moments away from transportation into the city. This incredible piece of Brooklyn history is a rare find - contact us today to schedule a viewing and become the proud owner of 809 President St. *Please note, the solar system and additional tax benefits are not included in the asking price.