🇺🇸 Oxon Hill-Glassmanor, United States

Oxon Hill-Glassmanor is a census-designated place located in Prince George's County, Maryland, United States. It has a population of approximately 36,000 people. While it is not directly on the coast, it is situated near the Potomac River, which provides access to the Chesapeake Bay and the Atlantic Ocean. The city does not have any major ports, shipyards, or factories producing ship parts.