Trinity High School is a Roman Catholic high school located in Dickinson, North Dakota.
It is located in the Roman Catholic Diocese of Bismarck.
It currently serves about 800 students and is a part of the Trinity Catholic Schools system.
Quick Facts (2025-26)
- Top Ranked ND School
- Grades: Prekindergarten-12
- Enrollment: 666 students
- Yearly Tuition: $10,000
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
Trinity Catholic Schools ranks among the top 20% of private schools in North Dakota for:
Category
Attribute
Student Body
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-12
Year Founded
1961
Colors
White, Red
School Calendar
Last Day of School
Mon. May 25, 2026
Student Body
Total Students
666 students
Student Body Type
Co-ed
% Students of Color
8%
State avg.: 15%
Students by Grade
Academics and Faculty
Total Classroom Teachers
41 teachers
Student-Teacher Ratio
16:1
National avg.: 13:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
$10,000
Application URL
School Notes
- School Mascot: Titan
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
How much does Trinity Catholic Schools cost?
Trinity Catholic Schools's tuition is approximately $10,000 for private students.
What is Trinity Catholic Schools's ranking?
Trinity Catholic Schools ranks among the top 20% of private schools in North Dakota for: Largest student body.
When is the application deadline for Trinity Catholic Schools?
The application deadline for Trinity Catholic Schools is rolling (applications are reviewed as they are received year-round).
School Reviews
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