Completed in 1962, the high-rise houses several public agencies of the consolidated city-county government of Indianapolis and Marion County.

[4] Several public agencies maintain administrative offices in the City-County Building, including the city's departments of business and neighborhood services, metropolitan development, parks, public works, and the Indianapolis Metropolitan Police Department.

[7] In 2017, the city began the process to build a new criminal justice complex in the Twin Aire neighborhood that opened in 2022.

In 2018, the administration of Mayor Joe Hogsett began a process to determine how much office space the city-county government will require in the future, and where it should be located.

One possibility is to sell the CCB to private developers and move some of the government offices to the Old Indianapolis City Hall.