St Mary School System is located in Paducah, KY. It is a private school that serves 552 students in grades PK,K-12. St Mary School System is coed (school has male and female students) and is Roman Catholic in orientation. The school belongs to the National Catholic Educational Association.
In 2010, St Mary School System had 14 students for every full-time equivalent teacher. The Kentucky average is 16 students per full-time equivalent teacher.