The Garrett County Courthouse is a historic county courthouse located at Oakland, Garrett County, Maryland, United States. It is a three story, 1907-1908 neo-classical Renaissance Revival masonry structure in the form of a Latin Cross with a central rotunda and dome. The Courthouse was designed by James Riely Gordon (1863–1937), a New York architect who specialized in designing government buildings.The Garrett County Courthouse was listed on the National Register of Historic Places in 1975.