- Source: Redkey Historic District
- Redkey Historic District
- Redkey, Indiana
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- National Register of Historic Places listings in Jay County, Indiana
- Indiana Register of Historic Sites and Structures
- Jay County, Indiana
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Redkey Historic District is a national historic district located at Redkey, Jay County, Indiana. It encompasses 25 contributing buildings in the central business district of Redkey. The district developed between about 1888 and 1935, and includes notable examples of Italianate, Romanesque Revival, and Classical Revival style architecture. Notable buildings include the City Building (1905), Appenseller's Department Store (1906), K of P Building (1911), Farmers and Merchants First National Bank Building (c. 1910), Masonic Lodge (c. 1890, 1910), IOOF Building (c. 1895), Brown-Ellis Block (1888), and Cultice-Mann Block (1891).
It was listed on the National Register of Historic Places in 1992.