Glen Rock Historic District is a national historic district located at Glen Rock in York County, Pennsylvania. The district includes 287 contributing buildings, 1 contributing site, and 4 contributing structures in the central business district and surrounding residential area of Glen Rock. The houses are mostly 2 1/2-story, vernacular wood frame buildings, built between 1838 and 1945, with some notable Queen Anne and Bungalow/craftsman style dwellings. Notable buildings include the Philip Shaffer House (c. 1840), the "Castle" (1889), Peoples Bank of Glen Rock (1912), Glen Theatre (1913), Glen Rock Hose and Ladder Company (1904), Zion Evangelical Lutheran Church (1905), Immanuel United Methodist Church (1926), Industrial Sewing Company (1916), Glen Traditionals building (1921), and Accufab