1-35 S State St
Chicago, IL 60603
The Sullivan Center · Office Property for Lease · 31,244 SF

Located in the iconic Sullivan Center at the corner of State and Madison, this 5th floor sublease opportunity offers a rare blend of historic charm and modern functionality. Spanning 31,244 square feet, the space is fully furnished and lightly used, presenting a true plug-and-play solution for tenants seeking immediate occupancy. With exposed ceilings and expansive windows, the suite enjoys abundant natural light and sweeping views of the vibrant Loop streetscape. The layout is thoughtfully designed to support both collaborative and private work styles, featuring 18 standard private offices, 5 executive offices, 130 workstations, and multiple board and huddle rooms. A large kitchen with seating for 60 enhances employee experience, while dedicated file storage and a server room support operational needs. The space is already demised from the remainder of the premises, streamlining move-in logistics. Positioned in one of Chicago’s most walkable and transit-rich locations, tenants benefit from proximity to CTA lines, Millennium Park, and a dynamic mix of retail, dining, and cultural destinations. The Sullivan Center’s architectural significance and central location make this sublease an exceptional opportunity for companies seeking a prestigious Loop address with flexible lease terms.