Maryland State Police Forestville Barrack (Barrack L)

Maryland State Police Forestville Barrack (Barrack L) is the MSP installation that serves Prince George's County, especially communities along the Route 4 and Capital Beltway corridors. It is a state police barrack, not a county police department. Commander is Lieutenant John Langenfelder; assistant commander is First Sergeant Quintina Walker. The Forestville station is temporarily closed while the 1970s building at Pennsylvania Avenue and Forestville Road is demolished and replaced, with a new barrack planned for spring 2028. Personnel relocated to College Park Barrack on July 14, 2025. Non-emergency: (301) 345-3101. Email: [email protected]. Current public address: 10100 Rhode Island Avenue, College Park. Emergencies: 911; motorist assistance: #77.