At Heritage Oak, preschool, pre-kindergarten, kindergarten and elementary grades enjoy a calm, encouraging learning environment with a core curriculum that is one year ahead of the public school standards.
Middle school students utilize their own personal laptop computers in class to enhance their studies and to prepare them for challenges in high school and college.
All Heritage Oak students receive a well-rounded education that includes instrumental music, French or Spanish, art, physical education, computer skills and etiquette. Check out our summer camp program!
Quick Facts (2025)
- Top Ranked CA School
- School Type: School with Special Program Emphasis
- Grades: Prekindergarten-8
- Enrollment: 635 students
- Average class size: 15 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
Heritage Oak Private School ranks among the top 20% of private schools in California for:
Category
Attribute
Student Body
School Overview
School Type
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1966
Summer School Offered
Yes
Summer Program Details
School Calendar
First Day of School
Sat. Aug 30, 2025
Last Day of School
Mon. May 25, 2026
Awards
Blue Ribbon School - Selected in n/a
Student Body
Total Students
635 students
Student Body Type
Co-ed
Students by Grade

Academics and Faculty
Total Classroom Teachers
53 teachers
Student-Teacher Ratio
12:1
National avg.: 13:1
Average Class Size
15 students
Classroom Dress Code
Formal
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Tuition Notes
Tuition varies by grade level.
Admissions Director
Shawna Rhebergen
Application URL
Sports
Total Sports Offered
7 sports
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
11 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
Arts and Music Programs:
Recreational Athletic Programs:
Computer ScienceNational Junior Honor Society
Arts and Music Programs:
BandJazz Band
OrchestraPerforming Arts
Recreational Athletic Programs:
DanceGymnastics
Martial ArtsRock Climbing
Swimming
School Notes
- School Motto: It’s a great day to be a HUSKY!
- At our preschool, elementary, and middle school,we offer outstanding private school education from ages 2.5 years through 8th grade.
- We are proud to be named a2025 A+ School by Niche, making us one of the best private schools in Orange County. We are also a Blue Ribbon School. Plus, Parenting OC Magazine named us as the Best Single Location Private School in Orange County in 2017, 2018, 2019, 2020, 2022, 2023, and 2024.
- Since 1966, our school has provided a challenging and enriching education. Our students consistently rank in the top 10% nationally on standardized tests.
- We promote student responsibility, high-level thinking, creativity, and respect for individual differences.
- Our students enjoy memories like our 3rd grade Royal Ball, Cotillion program, overnight field trips, and more.
- Sample of notable school alumni/alumnae:
- Ron and Dail Deitrick -
- Officer Juanita Juarez, Fullerton Police Department -
Source: Verified school update
Frequently Asked Questions
Who are famous alumni from Heritage Oak Private School?
Heritage Oak Private School famous alumni include: Ron and Dail Deitrick and Officer Juanita Juarez, Fullerton Police Department.
Does Heritage Oak Private School offer a summer program?
Yes, Heritage Oak Private School offers a summer program. Visit their summer school page for more information.
What sports does Heritage Oak Private School offer?
Heritage Oak Private School offers 7 interscholastic sports: Basketball, Cheering, Flag Football, Football, Rock Climbing, Soccer and Volleyball.
What is Heritage Oak Private School's ranking?
Heritage Oak Private School ranks among the top 20% of private schools in California for: Largest student body.
When is the application deadline for Heritage Oak Private School?
The application deadline for Heritage Oak Private School is rolling (applications are reviewed as they are received year-round).
School Reviews
Endorse Heritage Oak Private School. Endorsements should be a few sentences in length. Please include any comments on:
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