Cotter Schools-st. Marys Campus

Cotter Schools is located in Winona, Minnesota, and is the sole Roman Catholic school in the city.
Educational opportunities begin as early as 6 weeks old and continue through Grade 12. Boarding is available for students in grades 7–12.

Quick Stats (2025)

  • Top Ranked MN School
  • School Type: Early Childhood / Day Care
  • Grades: Kindergarten
  • Enrollment: 69 students
  • Yearly Tuition: $35,000
  • Average class size: 18 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

Top Rankings

Cotter Schools-st. Marys Campus ranks among the top 20% of private schools in Minnesota for:

Category
Attribute
School History
School Resources

School Overview

School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Kindergarten
Year Founded
1911
Colors
White, Royal blue
School Calendar
First Day of School
Mon. Sep 1, 2025
Campus Size
45

Student Body

Total Students
69 students
Student Body Type
Co-ed
% Students of Color
3%
State avg.: 22%
Students by Grade
Cotter Schools-st. Marys Campus Student By Grade

Academics and Faculty

Total Classroom Teachers
5 teachers
Student : Teacher Ratio
14:1
National avg.: 13:1
Average Class Size
18 students
Number of AP Courses
11 courses

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Yearly Tuition Cost
Application URL
Endowment Size
$50 million

School Notes

  • School Motto: Education is a partnership between school, home, and community.
  • School Mascot: Rowdy
  • Sample of notable school alumni/alumnae:
    • Damien Fair, MacArthur genius grant winner, class of '94 -
    • Bob Kierlin, founder of a Fortune 500 Company, class of '57 -
Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

How much does Cotter Schools-st. Marys Campus cost?
Cotter Schools-st. Marys Campus's tuition is approximately $35,000 for private students.
Who are famous alumni from Cotter Schools-st. Marys Campus?
Cotter Schools-st. Marys Campus famous alumni include: Damien Fair, MacArthur genius grant winner, class of '94 and Bob Kierlin, founder of a Fortune 500 Company, class of '57.
What is Cotter Schools-st. Marys Campus's ranking?
Cotter Schools-st. Marys Campus ranks among the top 20% of private schools in Minnesota for: Oldest founding date and Largest endowments.
When is the application deadline for Cotter Schools-st. Marys Campus?
The application deadline for Cotter Schools-st. Marys Campus is rolling (applications are reviewed as they are received year-round).

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Quick Stats (2025)

  • Top Ranked MN School
  • School Type: Early Childhood / Day Care
  • Grades: Kindergarten
  • Enrollment: 69 students
  • Yearly Tuition: $35,000
  • Average class size: 18 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

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Did You Know?

The average private school tuition in Minnesota is $9,010 for elementary schools and $15,055 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Minnesota is 86% (read more about average acceptance rates across the country).

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