 St. Barnabas Church, one of the oldest churches in Maryland, is located here, along with St. Mary's of the Assumption Roman Catholic Church.First Baptist Church of Upper Marlboro (established 1959), Greater St. John Baptist Church (established in DC in 1963) and Cornerstone Peaceful Baptist Church, formed in 1987 as a merger of the Cornerstone Baptist and Peaceful Baptist Churches, are also located in Greater Upper Marlboro.Several churches in the area run private schools