About This School
St Mary Grade School is located in Colby, WI. It is a private school that serves 84 students in grades 1-8. St Mary Grade School 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 Grade School had 9 students for every full-time equivalent teacher. The Wisconsin average is 15 students per full-time equivalent teacher.