Cedar Hill, also known as Long Farm, is a historic home located at Westover, Somerset County, Maryland, United States. It is a 2+1⁄2-story T-shaped frame dwelling, on a brick foundation. The main section was erected in 1793, and followed a modified hall / parlor plan. Also on the property are an 1880 bi-level hay-and-horse barn with a long shed addition for dairy stalls, a 19th-century granary, a late-19th-century corn crib, a rusticated concrete block well house, and a rusticated concrete dairy. Cedar Hill was listed on the National Register of Historic Places in 1991.