Lewisdale is an unincorporated community in Prince George's County, Maryland, United States.

[1] For statistical purposes, it is considered part of the Chillum census-designated place (CDP).

Lewisdale is a neighborhood contained between the Northwest Branch Anacostia River to the east, East West Highway to the south, University Boulevard to the north, and Riggs Road to the west.

The Lewisdale neighborhood generally consists of medium, one to two-story red-brick houses.

Lewisdale Elementary School (Grades Pre-K through 6) The following is a list of historic sites in Lewisdale identified by the Maryland-National Capital Park and Planning Commission:[2]