Maryknoll School is the only co-educational Catholic school offering grades Pre-Kindergarten through Grade 12.
Our two campuses (Grade School and High School) enroll 1,400 students from all over the island.
The High School community enrolls 570 young men and women.
It is the premier member of the Coalition of Essential Schools in Hawaii.
The Essential School is a unique form of education that places the student at the center of the learning experience; encourages hands-on learning and genuinely values the gifts and talents that a student brings to the school.
Quick Facts (2025-26)
- Top Ranked HI School
- Grades: Kindergarten-12
- Enrollment: 983 students
- Yearly Tuition: $11,600
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Maryknoll School ranks among the top 20% of private schools in Hawaii for:
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Kindergarten-12
Year Founded
1927
Summer School Offered
Yes
School Calendar
Student Body
Total Students
983 students
Student Body Type
Co-ed
% Students of Color
69%
State avg.: 72%
Students by Grade

Academics and Faculty
Total Classroom Teachers
73 teachers
Student-Teacher Ratio
13:1
National avg.: 13:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
$11,600
Tuition Notes
Pre-K - Grade 5 - $10,900
Middle School - $11,600
High School - $12,200
% on Financial Aid
15%
Admissions Director
Lori Carlos
School Notes
- School Motto: Noblesse Oblige
- Maryknoll School is the only co-educational Catholic school offering grades Pre-Kindergarten through Grade 12.
- Our two campuses (Grade School and High School) enroll 1,400 students from all over the island.
- The High School community enrolls 570 young men and women.
- It is the premier member of the Coalition of Essential Schools in Hawaii.
- The Essential School is a unique form of education that places the student at the center of the learning experience; encourages hands-on learning and genuinely values the gifts and talents that a student brings to the school.
Source: Verified school update
Frequently Asked Questions
How much does Maryknoll School cost?
Maryknoll School's tuition is approximately $11,600 for private students.
What schools are Maryknoll School often compared to?
Maryknoll School is often viewed alongside schools like Punahou School by visitors of our site.
What is Maryknoll School's ranking?
Maryknoll School ranks among the top 20% of private schools in Hawaii for: Largest student body and Oldest founding date.
When is the application deadline for Maryknoll School?
The application deadline for Maryknoll School is rolling (applications are reviewed as they are received year-round).
School Reviews
Endorse Maryknoll School. Endorsements should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
- Academic or athletic awards
Recent Articles

Transferring from Public to Private School Mid-Year: What to Expect
Considering a mid-year transfer from public to private school? Learn what to expect with admissions, academic placement, social adjustment, and financial aid to ensure a smooth transition.

A Guide to Day vs. Boarding School: Which Is Right for Your Family
Discover the key differences between day and boarding schools to determine the best fit for your child. Explore benefits, costs, lifestyle factors, and questions to help guide your family’s decision.

The A to Z of Private Schools 2025
Explore the A to Z of private schools in 2025—from admissions to tuition—offering parents and educators clear insights into today’s options.