Mackinaw Historic District

Mackinaw Historic District
U.S. National Register of Historic Places
U.S. Historic district
Houses on the western side of the 300 block of S. Miami Avenue, in the heart of the historic district
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Location	Off OH 123, Franklin, Ohio
Coordinates	39°33′50″N 84°18′26″W / 39.563889°N 84.307222°W / 39.563889; -84.307222Coordinates: 39°33′50″N 84°18′26″W / 39.563889°N 84.307222°W / 39.563889; -84.307222
Area	19.1 acres (7.7 ha)
Architectural style	Mid 19th Century Revival, Late Victorian, Queen Anne
NRHP reference #	80003242
Added to NRHP	July 21, 1980

The Mackinaw Historic District is a historic residential area located on the western side of the Great Miami River in Franklin, Ohio. The historic district was added to the National Register of Historic Places in 1980. The area features homes built between 1825 and 1925 spanning numerous architectural styles, including Queen Anne and other Victorian styles. The most notable building is the Harding House (now Harding Museum), a Colonial Revival mansion in the heart of the district.