220 E. Illinois Street Unit 4002

At 57 stories and 490 units, this Streeterville tower ranks among the taller residential buildings in the neighborhood, completed in 2017 as a LEED-certified building — a distinction that shows up in the mechanical systems as much as the finishes. Roughly an acre and a half of amenity space spans four separate floors, an unusually large footprint for shared space in a single building. A spa rounds out the amenity floors, and kitchens throughout have been updated with a more current look. Cats a...