Thompson Center, the building that includes Chicago City Hall houses the offices of the mayor, City Clerk, and city treasurer of Chicago; some city departments; aldermen of Chicago's various wards; and chambers of the Chicago City Council on the west side of the building. The building's east side (called the County Building) is devoted to the various offices of Cook County. Situated on a city bloc
Thompson Center, the building that includes Chicago City Hall houses the offices of the mayor, City Clerk, and city treasurer of Chicago; some city departments; aldermen of Chicago's various wards; and chambers of the Chicago City Council on the west side of the building. The building's east side (called the County Building) is devoted to the various offices of Cook County. Situated on a city bloc
