St. Mary's High School
We at St. Mary's are proud of our Catholic heritage, our own traditions, and our history in the Stockton community.
Because we believe that human beings are the pinnacle of God's creation on earth, we at St.
Mary's strive to develop the total person - spiritually, intellectually, socially, and physically.
We realize that we must continue to be unique and contemporary, dedicated to developing students who possess the necessary skills for the future and who make choices which reflect Christian values.
Our common goal as a community is to stress value-based instruction and academic excellence.
Quick Stats (2022-23)
- Top Ranked CA School
- Grades: 9-12
- Enrollment: 821 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
St. Mary's High School ranks among the top 20% of private schools in California for:
Category
Attribute
Student Body
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades 9-12
School Calendar
Student Body
Total Students
821 students
Student Body Type
Co-ed
% Students of Color
61%
State avg.: 49%
Students by Grade

Academics and Faculty
Total Classroom Teachers
45 teachers
Student : Teacher Ratio
18:1
National avg.: 13:1
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
School Notes
- We at St. Mary's are proud of our Catholic heritage, our own traditions, and our history in the Stockton community. Because we believe that human beings are the pinnacle of God's creation on earth, we at St. Mary's strive to develop the total person - spiritually, intellectually, socially, and physically. We realize that we must continue to be unique and contemporary, dedicated to developing students who possess the necessary skills for the future and who make choices which reflect Christian values. Our common goal as a community is to stress value-based instruction and academic excellence.
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
What is St. Mary's High School's ranking?
St. Mary's High School ranks among the top 20% of private schools in California for: Largest student body.
When is the application deadline for St. Mary's High School?
The application deadline for St. Mary's High School is rolling (applications are reviewed as they are received year-round).
School Reviews
Endorse St. Mary's High 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

How To Find The School You Want
Finding the right school for your child is a major project. However, if you tackle it methodically, you will get good results. Here's a roadmap to finding the school you want.

Private School Supplies
Your child will need lots of supplies when she goes off to private school. These lists will help get you organized.

A Baker's Dozen of 'Must Have' Sites
Here are my picks for 'must have' web sites when it comes to finding out about private K-12 schools.