St. Mary's School is an International Baccalaureate (IB) World School that delivers inquiry-based academic excellence and develop well-rounded, confident children. The school creates a creative environment founded on Christian values for students to succeed.

St. Mary's is the only primary school in Orange County to offer the IB program and enhances critical thinking. It focuses on developing skills to meet the challenges of a global, technological economy. The school incorporates strong athletic programs, enrichment classes, extended care and summer programs for students in preschool through grade eight. Students are given a chance to develop the life-long practice of learning, leading and serving.