Mitchellville is an unincorporated area and census-designated place (CDP) in Prince George's County, Maryland, United States. The population was 9,611 at the 2000 census. It is home to the Six Flags America theme park, Country Club at Woodmore, and Freeway Airport. The Capital Centre (later US Airways Arena) was located in Mitchellville. Mitchellville, including its gated country-club community Woodmore, is one of the most affluent predominantly African American communities in the United States.
Mitchellville is located at 38°56′29″N 76°48′49″W / 38.941300°N 76.813616°W / 38.941300; -76.813616.
According to the United States Census Bureau, the CDP has a total area of 5.0 square miles (12.9 km²), all of it land.