Townhouse-Style 4-Bedroom Duplex with Private Yard, Parking, Storage & Full-Service AmenitiesExperience the ideal blend of townhouse sophistication and luxury condominium full-service conveniences living in this extraordinary four-bedroom, three-bathroom duplex. Townhouse F, nestled in the heart of Prospect Heights, offers 2,475 square feet of interior space, an impressive 1,839-square-foot of private exterior space, a large private parking space, and an oversized private storage cage.The sunlit great room features soaring 19-foot ceilings, 15 oversized windows, handcrafted seven-inch white oak floors and a striking gas fireplace flanked by custom built-ins. The open chef's kitchen is equipped with Italian cabinetry, Danby marble countertops, Dornbracht fixtures, and premium appliances, including a six-burner Wolf range with double ovens, Miele dishwasher, Liebherr refrigerator, and wine fridge.The wraparound private yard is an entertainer's dream with a paved patio, raised turf lawn, and mature trees. A first-floor bedroom with patio access offers versatility as a guest suite or office.Upstairs, the primary suite boasts floor-to-ceiling windows, a private terrace, a walk-in closet, and a spa-inspired bath with radiant heated marble floors, a Zuma soaking tub, a frameless rain shower, and a walnut double vanity. Two additional spacious bedrooms with walk-in closets share a third bath. A separate entrance, laundry room with LG washer and vented dryer, and multi-zoned HVAC complete this level.Built in 2015, 280 St. Marks offers a full-time doorman, fitness center, residents lounge, landscaped garden, rooftop terrace, private storage, bike/stroller room, package room, and underground parking. Moments from Prospect Park, the Brooklyn Museum, Botanic Garden, Barclays Center, BAM, and top restaurants, with easy access to the 2/3, 4, B, Q, and A/C trains.A rare opportunity for space, privacy, and luxury in Prospect Heights.