Holy Trinity School

Holy Trinity School in Casco, WI, is a rural Catholic co–educational school serving students from pre–kindergarten through grade 7.
The school enrolls 33 students with a student–teacher ratio of 8:1 and an average class size of 5 students.
Founded in 1963, Holy Trinity School offers elementary and early secondary education within a small, community–focused environment.
The faculty includes 4 teachers who provide instruction in a casual dress code setting.
Holy Trinity School is part of the rural educational options available near Casco, WI, alongside other private religious schools within a 10–mile radius.

Quick Facts (2026)

  • Grades: Prekindergarten-7
  • Enrollment: 33 students
  • Average class size: 5 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

School Overview

Religious Affiliation
Grades Offered
Grades Prekindergarten-7
Year Founded
1963
School Calendar

Student Body

Total Students
33 students
Student Body Type
Co-ed
Students by Grade
Holy Trinity School Student By Grade

Academics and Faculty

Total Classroom Teachers
4 teachers
Student-Teacher Ratio
8:1
National avg.: 13:1
Average Class Size
5 students
Classroom Dress Code
Casual

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Application URL
Source: Verified school update

Frequently Asked Questions

When is the application deadline for Holy Trinity School?
The application deadline for Holy Trinity School is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2026)

  • Grades: Prekindergarten-7
  • Enrollment: 33 students
  • Average class size: 5 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

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Did You Know?

The average private school tuition in Wisconsin is $6,552 for elementary schools and $11,638 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Wisconsin is 89% (read more about average acceptance rates across the country).

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