About our School St. Michael’s Catholic Preparatory School (formerly St. Michael’s Catholic Academy & St. Gabriel’s Catholic School) is an outstanding co-educational Independent Catholic school serving students from Pre-Kindergarten through 12th grade on two adjacent campuses in Austin, Texas. The Lower School is comprised of PreK 3-4th grades, the Middle School houses grades 5-8, and the Upper School contains grades 9-12. St. Michael’s Catholic Preparatory School  is a Christ-centered, college preparatory learning community, inspiring lives of service, courage, personal integrity, and intellectual curiosity. We are distinguished by our Catholic tradition, a welcoming and diverse community, excellent academic programs and a variety of extracurricular activities.