Hocking County Ohio (Historic Districts) has 4 places on the National Register of Historic Places including 2 places of Statewide significance. Significant places include Haydenville Historic Town and Hocking Valley Railway Historic District, Logan Historic District, Saint John the Evangelist Catholic Church Complex.
Some of the country's most noteable architects helped create the Hocking County places including Hocking Valley Railway, William P. Ginther, H. Chas. Jones, Frank Packard and Kraus & Helmkamp. Prominent architectural styles found in Hocking Country are Colonial Revival, Late Gothic Revival and Late Victorian.