St. Mary School serves 170 students in grades Prekindergarten-8, is a member of the National Catholic Educational Association (NCEA) and the State or regional independent school association.
The student:teacher of St. Mary School is 12:1 and the school's religious affiliation is Catholic.
Quick Stats (2025)
- Top Ranked WI School
- Grades: Prekindergarten-8
- Enrollment: 170 students
- Average class size: 16 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. Mary School ranks among the top 20% of private schools in Wisconsin for:
Category
Attribute
School History
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1866
Student Body
Total Students
170 students
Student Body Type
Co-ed
% Students of Color
3%
State avg.: 35%
Students by Grade

Academics and Faculty
Total Classroom Teachers
14 teachers
Student : Teacher Ratio
12:1
National avg.: 13:1
Average Class Size
16 students
Classroom Dress Code
Casual
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Source: Verified school update
Frequently Asked Questions
What schools are St. Mary School often compared to?
St. Mary School is often viewed alongside schools like St. Johns Lutheran School by visitors of our site.
What is St. Mary School's ranking?
St. Mary School ranks among the top 20% of private schools in Wisconsin for: Oldest founding date.
When is the application deadline for St. Mary School?
The application deadline for St. Mary School is rolling (applications are reviewed as they are received year-round).
School Reviews
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