Benedictine Academy is a Catholic parochial, college preparatory high school that serves young women in ninth through twelfth grades in Elizabeth, in Union County, New Jersey, United States. The school was opened in 1915 by the Benedictine Sisters of Elizabeth, Saint Walburga Monastery, and operates under the auspices of the Roman Catholic Archdiocese of Newark. The school is overseen by the New Jersey Department of Education and has been accredited by the Middle States Association of Colleges and Schools Commission on Secondary Schools since 1996.