Welcome to 591 Sheffield Avenue, a solid brick, semi-detached two-family home in East New York, Brooklyn. Set on a 25x95 lot with a 20x55 building footprint, this well-maintained property offers approximately 2,200 square feet of residential space, plus an additional 1,100 square feet of finished basement space with both interior and exterior access. The first-floor apartment features 5 rooms, 3 bedrooms, and 1 full bathroom with direct access to the front porch, while the top-floor apartment offers 6 rooms, 4 bedrooms, 1 full bathroom, and a private front-facing balcony. The home includes brick construction, a 2-car garage with shared driveway, gas boiler, separate water heater, and 100-amp electric service, and is in move-in condition throughout. Zoned R6, the property allows for additional square footage to be built to the existing footprint, subject to DOB approval, creating strong future upside and conveniently located near Pitkin, Liberty, and Fulton Avenues with access to multiple subway lines, buses, Gateway Center Mall, major roadways, and JFK Airport. Ideal for end users seeking to live in one unit and rent the other or investors looking for a turnkey brick two-family with a garage and expansion potential. Opportunities like this do not last. Schedule your private showing today.