Lexington Park is a census-designated place located in St. Mary's County, Maryland. It is part of the Washington metropolitan area and is known for its residential communities and proximity to the Patuxent River. The area features various amenities, including parks, shopping centers, and schools, making it a convenient place for families. The population of Lexington Park is diverse, with a mix of military personnel, civilians, and retirees. The community is home to the Naval Air Station Patuxent River, which plays a significant role in the local economy. Overall, Lexington Park offers a blend of suburban living and access to natural resources.