Cedar Grove (Williamsport, Maryland)

Cedar Grove is a historic home located at Williamsport in Washington County, Maryland, United States. It is a two-story, four-bay brick-cased log dwelling with a central chimney built of stone and brick. The original part of the house was built about 1760, with later Federal-style additions. The house is likely one of the early tenement houses on Lord Baltimore's Conococheague Manor.

It was listed on the National Register of Historic Places in 1999.