The Prince George's County Sheriff's Office (PGSO), officially the Office of the Sheriff, Prince George's County, provides law enforcement services in Prince George's County, Maryland in the United States. Its headquarters are located in Upper Marlboro, near the Depot Pond. The sheriff is the chief law enforcement officer of Prince George's County and is elected every four years. There are no term limits for the sheriff. The PGSO was accredited for the first time by the Commission on Accreditation for Law Enforcement Agencies, Inc. (CALEA) in 2018.