civic center

noun

a building complex housing a theater or theaters for the performing arts and sometimes exhibition halls, a museum, etc., and usually constructed or maintained by municipal funds.
a building or building complex containing a municipality's administrative offices, various departmental headquarters, courts, etc., and sometimes an auditorium, libraries, or other community or cultural facilities.
a theater, meeting hall, or the like for community or public use.

Origin of civic center

First recorded in 1905–10