Discover an exceptional duplex penthouse at The Hayden, the West Loop's premier address. Designed by the acclaimed Booth Hansen Architects and Sulo Development, this modern, industrial building sold out in 2019 for a reason. Spanning over 4,800 square feet, this 5 bedroom residence offers the expansive feel of a single-family home with the convenience of sky-high living, with unmatched views of the city. Interior design by Chicago's Kelly Hurliman adds a custom touch throughout. Enter via elevator to your private secured entry and foyer. The main level features 7" plank oak hardwood floors throughout, a gourmet kitchen with quartzite countertops and Subzero & Wolf appliances, and a spacious dining area. Behind the kitchen is an expansive walk-through pantry that includes a wine fridge, built-in coffee maker, sink, dishwasher, and plenty of storage. The open living room is highlighted by a custom honed marble fireplace, elegant built-ins, and 20' Nana retractable doors that seamlessly connect to the outdoors. The expansive 850 sq ft private wrap-around terrace is perfect for entertaining, offering ample space to enjoy drinks and sunsets with a fully built-in kitchen that includes a Wolf grill, refrigerator, and sink. Additional main floor amenities include a private office with custom built-ins, golf simulator or home gym, and one of two laundry rooms off the front entrance (also utilized as a mudroom). Upstairs, you'll find a luxurious owner's suite, which boasts a seating area, two large custom walk-in closets and dreamy primary bathroom with dual vanities, large steam shower, separate soaking tub, and heated floors. In addition, you will find 3 spacious en-suite bedrooms and second laundry room. This penthouse also includes 24-hour door staff, a comprehensive technology package with Lutron shades, additional storage, dog wash, bike room, and two interior garage parking spots included in the price. Seize this rare opportunity to own a magnificent penthouse in one of Chicago's most coveted neighborhoods - walk to Randolph street restaurants, Mart Bartelme Park, Skinner School, Fulton Market, shopping and more!