This 3 bed + ex-large den duplex-up delivers! Nestled in Chicago's timeless and exquisite Streeterville neighborhood, you'll find 221 E Walton #3C, a bright 3-bedroom plus ex-large den, 2.5 bath duplex-up home with much to write about: You'll enter the residence through its welcoming foyer. The hardwood floors leads you into the expansive living room and a separate dining room situated just off the kitchen for every kind of gathering. Large windows pour in light with a lovely treetop view. In the kitchen you'll note the stone countertops, stainless steel appliances, rich wood cabinetry and tons of storage. Passing through the foyer you'll find the large den with a southern, serene treetop view. This bonus living space has custom storage and shelving perfect for a family room, an office, playroom or peloton. With 2 levels of living, you'll head upstairs to find the primary bedroom oasis that is large enough for a king size bed, dressers and even a sitting area. There are dual closets with custom organization, and dual vanities for the ensuite bathroom. This split floorplan has 2 guest bedrooms across the hall, a large guest bath and a linen closet. The home has in-unit W/D, custom blinds throughout all windows, crown molding and custom closets throughout. The home has multi-zoned A/C with 1 in every room (6 total) for great temperature control. Boutique building with only 2 residences per floor. Lastly, the home is close to 900 North shopping and celebrated restaurants (try Le Colonial, Maple & Ash, Gibson's & more), grocery stores, coffee shops, the Magnificent Mile, the lakefront path, beautiful Oak Street Beach, Wells Street & Division Street. This professionally managed building recently invested $1.4+ million into improvements to the facade, elevators, garage, and other infrastructure. Amenities include a key fob access system, roof deck with amazing views and barbeque grill, and storage.