St Marys High School is located in Annapolis, MD. It is a private school that serves 478 students in grades 9-12. St Marys High School is coed (school has male and female students) and is Roman Catholic in orientation. The school belongs to the National Catholic Educational Association.
In 2010, St Marys High School had 15 students for every full-time equivalent teacher. The Maryland average is 15 students per full-time equivalent teacher.