Bishop McNamara High School is a private, Catholic coed high school, in the Holy Cross tradition. offering a college preparatory curriculum and a range of Fine Arts, athletics and activities. Founded in 1964 by the Congregation of Holy Cross, Bishop McNamara is located on a 14 acre campus in Forestville, Maryland, just 7 miles south of Washington, D.C., serving students ranging from six different Maryland counties, Northern Virginia and the District of Columbia and is part of the Roman Catholic Archdiocese of Washington. The school bears the name of Bishop John Michael McNamara, a former auxiliary bishop to the Archbishops of Baltimore and Washington and the founder of St.