Chaminade College Preparatory School is an independent Roman Catholic school, of the Marianist Order, for boys in grades six through twelve in the Roman Catholic Archdiocese of Saint Louis. The school is located in Creve Coeur, in west St. Louis County, Missouri. The school offers 7-day, 5-day, and temporary boarding. Students come from throughout the United States and from countries throughout the world. Canning Hall, the name of the dormitory, accommodates up to eighty residents.