Mullen High School is a private, co-educational school in southwest Denver which provides a Catholic, college-prep curriculum since 1931. Our Lasallian philosophy of educating is dedicated to exemplary teaching, scholastic rigor and outstanding care for all students.

Quick Stats (2022-23)

  • Top Ranked CO School
  • Grades: 9-12
  • Enrollment: 850 students
  • Yearly Tuition: $15,900
  • Application Deadline: Dec. 19 / rolling
  • Source: Verified school update

Top Rankings

Mullen High School ranks among the top 20% of private schools in Colorado for:

Category
Attribute
Sports offered
School History

School Overview

Religious Affiliation
Grades Offered
Grades 9-12
Year Founded
1931

Student Body

Total Students
850 students
Student Body Type
Co-ed
% Students of Color
26%
State avg.: 26%
Students by Grade
Mullen High School Student By Grade

Academics and Faculty

Total Classroom Teachers
58 teachers
Student : Teacher Ratio
15:1
National avg.: 13:1
Number of AP Courses
16 courses
Classroom Dress Code
Casual
Dress code is enforced.

Tuition and Acceptance Rate

Admission Deadline
Dec. 19 / rolling
Yearly Tuition Cost
Tuition Notes
Includes the $400 registration fee.
% on Financial Aid
28%
Admissions Director
Mr. Frank Cawley

Sports

Source: Verified school update

Frequently Asked Questions

How much does Mullen High School cost?

Mullen High School's tuition is approximately $15,900 for private students.

What sports does Mullen High School offer?

Mullen High School offers 16 interscholastic sports: Baseball, Basketball, Cheering, Cross Country, Diving, Football, Golf, Ice Hockey, Lacrosse, Soccer, Softball, Swimming, Tennis, Track and Field, Volleyball and Wrestling. Mullen High School is ranked as one of the top 20% of private schools in Colorado for most sports offered.

What is Mullen High School's ranking?

Mullen High School ranks among the top 20% of private schools in Colorado for: Largest student body, Most sports offered and Oldest founding date.

When is the application deadline for Mullen High School?

The application deadline for Mullen High School is Dec. 19 / rolling (applications are due on Dec. 19 but additional applications are reviewed year-round as space permits ).

School Reviews

5  
Mullen High School has been doing an incredible job accommodating the students and teachers during the COVID 19 pandemic. It has been tough, but I appreciate the work they are doing to keep us safe and bringing our community back together.
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Quick Stats (2022-23)

  • Top Ranked CO School
  • Grades: 9-12
  • Enrollment: 850 students
  • Yearly Tuition: $15,900
  • Application Deadline: Dec. 19 / rolling
  • Source: Verified school update

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Did You Know?

The average private school tuition in Denver, CO is $13,601 for elementary schools and $17,804 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Denver, CO is 86% (read more about average acceptance rates across the country).

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