Wildewood is a planned community and census-designated place (CDP) in St. Mary's County, Maryland, United States. It is in east-central St. Mary's County, east of Leonardtown, the county seat, and southeast of Washington, D.C. It is bordered to the east by the unincorporated community of California. Homesites feature large shade trees.
Wildewood was first listed as a CDP prior to the 2020 census which listed a population of 7,821.
Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos can be of any race.