Market Square in Miamisburg, Ohio is a square located at the intersection of Central Avenue and Main Street.

The district includes Second Empire, Italianate, and Queen Anne in 50 contributing buildings.

The arched openings were later bricked in and used as a police station and jail.

[2] The district includes buildings on both sides of Main Street, including at the junction with Central Avenue and at the junction at Linden Avenue.

This article about a property in Montgomery County, Ohio on the National Register of Historic Places is a stub.