Founded in 1907, Polytechnic School is an independent, coeducational day school for students in kindergarten through grade 12.
With high academic standards as its cornerstone, the school has developed a broad curriculum with outstanding programs in the performing and visual arts, athletics, and community service.
Polytechnic School is a unique blend of tradition and innovation, making it an exceptional place for children to learn and to grow.
The school is organized into three divisions — lower school from kindergarten through fifth grade, middle school from sixth through eighth grade, and upper school from ninth through twelfth grade.
Quick Facts (2025-26)
- Top Ranked CA School
- Grades: Kindergarten-12
- Enrollment: 871 students
- Average class size: 18 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
Polytechnic School ranks among the top 20% of private schools in California for:
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Kindergarten-12
Year Founded
1907
Colors
Orange & White
School Calendar
Campus Size
5 acres
Student Body
Total Students
871 students
Student Body Type
Co-ed
% Students of Color
53%
State avg.: 51%
Students by Grade

Academics and Faculty
Total Classroom Teachers
131 teachers
Student-Teacher Ratio
7:1
National avg.: 13:1
Average Class Size
18 students
Number of AP Courses
5 courses
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Tuition Notes
Tuition rates vary by division. For the 2008-2009 school year, tuition rates are as follows:Grades K-5: $18,675
Grades 6-8: $21,950
Grades 9-12: $25,225
Admissions Director
Sally Jeanne McKenna
Admissions Associate
Barbra Pakler
School Notes
- School Mascot: Panther
- Founded in 1907, Polytechnic School is an independent, coeducational day school for students in kindergarten through grade 12.
- With high academic standards as its cornerstone, the school has developed a broad curriculum with outstanding programs in the performing and visual arts, athletics, and community service.
- Polytechnic School is a unique blend of tradition and innovation, making it an exceptional place for children to learn and to grow.
- The school is organized into three divisions — lower school from kindergarten through fifth grade, middle school from sixth through eighth grade, and upper school from ninth through twelfth grade.
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
What schools are Polytechnic School often compared to?
Polytechnic School is often viewed alongside schools like Flintridge Preparatory School by visitors of our site.
What is Polytechnic School's ranking?
Polytechnic School ranks among the top 20% of private schools in California for: Largest student body and Oldest founding date.
When is the application deadline for Polytechnic School?
The application deadline for Polytechnic School is rolling (applications are reviewed as they are received year-round).
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