Marist College Penshurst is a systemic Catholic College for boys from Years 7 to 10, located in Mortdale, New South Wales, Australia. The College was founded in 1953 and has a tradition based on the teachings of the French educator Saint Marcellin Champagnat. The school offers education to approximately 510 students in the St George area of Sydney. The present school's house system has been operating since Br Neil O’Leary's appointment. As each new student begins at the school he is allocated to a house and its color after the Year 7 swimming trials at Hurstville Aquatic Centre, Penshurst at the commencement of the year. The school has four houses that have been named after four very significant people that have made a lasting impact on the school. Students are involved in House Competitions which include Sporting events such as the college swimming, cross country and athletics carnivals. The four houses are: There are a multiple number of subjects offered at the college.