Upcoming Events Recent Events Info Full Calendar Full Calendar List Full Calendar Full Calendar List Nickname, Colors & Logo Crusader boys girls Social Media Membership Full Member High School, Grades 9-12 County Contact Information 31 St Dominic Dr O'fallon, MO 63366 Location 31 St Dominic Dr O'fallon, MO 63366 Get Directions Location 31 St Dominic Dr O'fallon, MO 63366 Get Directions School Colors & Logos Crusader boys girls Social Media Membership Full Member High School, Grades 9-12 County Contact Information 31 St Dominic Dr O'fallon, MO 63366 On This Day, May 17, in Assumption High School (O'Fallon) history...