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 is ADA compliant. As with all libraries in the Chicago Public Library system, it has free Wi-Fi internet service. Opened in 1991, it functionally replaced (after more than a decade) the city's 19th-century central library. The building contains approximately 756,000 sq ft (70,200 m²) of work space. The total square footage is approximately 972,000 sq ft (90,300 m²) including the rooftop winter-garden event space. It is named in honor of Mayor Harold Washington.