Celebrating 25 years of Catholic education in Northern Colorado.
Quick Facts (2025)
- Top Ranked CO School
- Grades: Prekindergarten-8
- Enrollment: 251 students
- Yearly Tuition: $5,700
- Acceptance rate: 99%
- Average class size: 24 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. Mary's Catholic School ranks among the top 20% of private schools in Colorado for:
School Overview
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1999
Last Day of School
Fri. May 22, 2026
Student Body
Total Students
251 students
Student Body Type
Co-ed
% Students of Color
60%
State avg.: 25%
Students by Grade

Academics and Faculty
Total Classroom Teachers
16 teachers
Student-Teacher Ratio
16:1
National avg.: 13:1
% Faculty w/Advanced Degree
60%
Average Class Size
24 students
Classroom Dress Code
Formal
School uniforms required for K-8
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
Tuition Notes
Tuition varies for sibling discounts and preschool vs K-8
% on Financial Aid
50%
Acceptance Rate
99%
National avg.: 81%
Application URL
Sports
Total Sports Offered
4 sports
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
1 extracurricular
ExtracurricularsExtra-curric.
Arts and Music Programs:
After School Choir
Source: Verified school update
Frequently Asked Questions
How much does St. Mary's Catholic School cost?
St. Mary's Catholic School's tuition is approximately $5,700 for private students.
What is the acceptance rate of St. Mary's Catholic School?
The acceptance rate of St. Mary's Catholic School is 99%, which is higher than the national average of 83%.
What sports does St. Mary's Catholic School offer?
St. Mary's Catholic School offers 4 interscholastic sports: Basketball, Soccer, Track and Field and Volleyball.
What is St. Mary's Catholic School's ranking?
St. Mary's Catholic School ranks among the top 20% of private schools in Colorado for: Highest percentage of students of color and Largest student body.
When is the application deadline for St. Mary's Catholic School?
The application deadline for St. Mary's Catholic School is rolling (applications are reviewed as they are received year-round).
School Reviews
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