Elegant townhouse-like living meets condominium convenience in this remarkable three-bedroom plus home office, two-and-a-half-bathroom duplex with private outdoor space at Tracy Mansion, one of Park Slope's most esteemed historic landmarks. Inside this spacious 2,159-square-foot showplace, stunning architectural details and magnificent moldings blend seamlessly with modern designer touches and upscale contemporary conveniences. Arrive on the upper level to discover a great room that welcomes both entertaining and peaceful relaxation alike. Chic lighting, an oversized west-facing window and an ornate wood-burning fireplace surround the generous footprint for living and dining areas. The open chef's kitchen elevates your culinary skill with custom cabinetry, quartz counters and upscale stainless-steel appliances, including a Wolf range, Sub-Zero refrigerator and Bosch dishwasher. A stylish powder room completes this gracious level. Below, a long hallway leads to your private outdoor oasis, a 790-square-foot garden featuring privacy fencing, large pavers and a fully stocked summer kitchen perfect for al fresco entertaining and urban gardening. On the lower level, the primary suite impresses with garden views, a walk-in closet and an en suite bathroom with a large tub/rain shower. Two spacious and bright secondary bedrooms including one with outdoor access offer leafy landscapes and easy access to an oversized hall bathroom with a large linen closet. This beautifully planned level also provides upgraded Lutron lighting, additional closets, a large storage room, an extra-large laundry room with a large multi-purpose sink and an in-unit washer-dryer. Rounding out this floor, you will also find a spacious den with an additional entry to the home. This den is a flexible space, ideal as a mudroom, media room, home office, gym or all of the above. A multi-zone HVAC ensures year-round comfort in this unrivaled Brooklyn beauty. Called "the most notable example of a neo-Classical townhouse in the entire Park Slope Historic District," the Tracy Mansion was designed in 1912 by Frank J. Helme, whose firm also designed Prospect Park's iconic Boathouse and Tennis Pavilion. Today, residents of the gut-renovated boutique landmark enjoy video intercom entry, a breathtaking marble foyer, basement storage, updated mechanicals, a porter, and an elevator. Situated 1 block from Prospect Park, this outstanding Park Slope address delivers unbeatable access to Prospect Park and Grand Army Plaza, with the Brooklyn Public Library, Museum and the Botanic Garden just minutes away. Foodies will love the proximity to the year-round greenmarket, the Park Slope Food Coop and the area's renowned dining and nightlife scene. Access to transportation is effortless with 2/3, B and Q trains, excellent bus service and CitiBike stations all nearby.