Franklin County Pennsylvania (Historic Districts) has 10 places on the National Register of Historic Places including 4 places of Statewide significance. Significant places include Franklin Furnace Historic District, Monterey Historic District, Rock Hill Farm and Wilson College and Chambersburg Historic District.
Some of the country's most noteable architects helped create the Franklin County places including Furness, Evans & Co., et al., Leslie Larson and S. Stouffer. Prominent architectural styles found in Franklin Country are Colonial Revival, Classical Revival and Federal.