The school had an estimated 500 students coming from all over the peninsula. The teacher-to-student ratio was one teacher to every twelve students. The tuition was $7,300 per year. Stella Maris was affiliated with Adelphi University and St. John's University for fifteen credits. In the high school was a junior high school called Maura Clarke Junior High School Program. This program closed in 2008.
It was announced on October 19, 2009, that Stella Maris HS would close in June 2010, because of low enrollment. In June 2010 Stella Maris High School graduated its last class and closed its doors, after 67 years of educating the young women of the Rockaway Peninsula.[5]