Welcome to 686 Carroll Street, Apartment 4 — a beautifully reimagined duplex penthouse, situated on one of Park Slope’s most cherished blocks. This exceptional home combines the classic appeal of classic townhouse living with the ease and comfort of a modern condominium. Thoughtfully designed and meticulously updated, the apartment spans the entire fourth floor and offers a highly functional two-bedroom, two-bathroom layout. Step into a spacious open-concept living and dining area that evokes the feel of suburban comfort, featuring oversized windows with stunning treetop views over Park Slope. The custom U-shaped kitchen is outfitted with waterfall countertops, elegant backsplash, bespoke cabinetry, and premium integrated appliances from Bertazzoni and Liebherr. The serene primary suite includes a walk-through, custom-designed closet and en-suite bathroom, as well as access to a private balcony overlooking the peaceful rear gardens — perfect for morning coffee or evening relaxation. Both bedrooms are south-facing, offering abundant natural light and picturesque views of neighboring gardens. Just one flight up, directly from the living area, a remarkable 554-square-foot private roof terrace awaits — ideal for entertaining, gardening, or enjoying sun-filled days with sweeping neighborhood views. Additional features of this home include multi-zone central air conditioning, wide-plank white oak flooring, solid 1.9' core doors, Pella windows, elegant custom moldings, and a vented full-size washer and dryer. A large private storage room in the basement is also included. Ideally located, 686 Carroll Street, Apt. 4 offers easy access to the best of Brooklyn and beyond. Just a short walk to Barclays Center, BAM, Prospect Park, and the vibrant shopping and dining scenes along 5th and 7th Avenues. Enjoy local favorites like Stone Park Cafe, Bar Louise, Il Posto Italiano, and the Michelin-starred Convivium Osteria. The Atlantic Avenue transit hub is nearby, offering access to the Q, B, D, N, R, 2, 3, 4, 5 trains, and the Long Island Rail Road. This is your chance to make the dream of owning in Park Slope a reality!