Maryland Route 210 is a state highway in the U.S. state of Maryland. Known as Indian Head Highway, the highway runs 20.86 miles (33.57 km) from Potomac Avenue in Indian Head north to the District of Columbia boundary in Forest Heights, where the highway continues into Washington, D.C., as South Capitol Street. MD 210 is a four- to six-lane divided highway that connects Washington, D.C., with the suburban communities of Oxon Hill, Fort Washington, and Accokeek in southwestern Prince George's County, and Bryans Road and Indian Head in northwestern Charles County. The highway also provides access to Fort Washington Park and Indian Head Naval Surface Warfare Center and, in conjunction with MD 228, connects Waldorf with Interstate 95 (I-95)/I-495 and I-295.

Indian Head is a town in Charles County, Maryland, United States. The population was 3,894 at the 2020 U.S. Census. It has been the site of a naval base specializing in gun and rocket propellants since 1890. Production of nitrocellulose and smokeless powder began at the Indian Head Powder Factory in 1900. The name of the base has varied over the years from Indian Head Proving Ground, to Naval Powder Factory, to Naval Propellant Plant, to Naval Ordnance Station, to the present Naval Support Facility Indian Head. The facility's main tenant activity is the Indian Head Naval Surface Warfare Center (NSWC/IH). Advanced research in energetic systems takes place at NSWC/IH. NSWC/IH absorbed the function of the closed Naval Ordnance Laboratory, formerly in White Oak. The base currently employs 3,700 people.