Hanover Historic District is a national historic district located at Hanover in York County, Pennsylvania. The district includes 2,632 contributing buildings, 4 contributing sites, 3 contributing structures, and 1 contributing object (The Picket) in the central business district and surrounding residential area of Hanover. Most of the buildings date between 1870 and 1946, with some notable Colonial Revival, Queen Anne, and Pennsylvania German vernacular style frame and brick buildings. Notable contributing buildings include the Forney House (1905), Evangelical Brethren Church Rectory (c. 1930), Hanover Shoe Store (c. 1930), Sheppard and Myers Building (c. 1890), M'Calister Inn (c. 1925), Peoples Bank building (1901), Hanover Broad Silk Works (c. 1910), Myers and Sheppard Residence (1912-1913), Emmanuel United Church of Christ (1899), Union Station (1892), Bank of Hanover (1906), and Hanover Public Library (1910). The contributing structures are two natural gas pumping stations (c. 1940) and a railroad freight car (1922). Located in the district and separately listed are the Eichelberger High School, George Nace (Neas) House (c. 1783), and U.S. Post Office.