This School is no longer MSHSAA Member School. School Colors & Logos Ravens Navy Blue/Red boys girls Social Media stlprioryschool PrioryAthletics stlprioryschool Membership Full Member High School, Grades 9-12 St. Louis County Board District: #7 St. Louis Contact Information 500 S Mason Rd St. Louis, MO 63141-8500 (314) 434-3690 Location 500 S Mason Rd St. Louis, MO 63141-8500 (314) 434-3690 Get Directions