Harold Washington Library
 The Harold Washington Library Center is the central library for the Chicago Public Library System. It is located just south of the Loop 'L' at 400 S. State Street in Chicago in the U.S. state of Illinois. It is a full-service library and ADA compliant. As with all libraries in the Chicago Public Library system it has free wifi internet service. The building contains approximately 756000 square feet (70200 m2) of space.