The Calumet Theatre is a historic theatre located at 340 Sixth Street in the town of Calumet, Michigan. It is also known as the Calumet Opera House or the Calumet Civic Auditorium. It is integral to, but a separate unit of, the Calumet municipal building. The structure was designated a Michigan State Historic Site in 1971 and added to the National Register of Historic Places in 1971. It is one of the 21 Heritage Sites which partners with the Keweenaw National Historical Park. The theatre was the original home of The Red Jacket Jamboree, an old-time radio variety show.

Calumet is a village in the Upper Peninsula of the U.S. state of Michigan. The village is located within Calumet Township, Houghton County, and had a population of 621 at the 2020 census.