Average
#1586 of 3,177 private schools in CA
Top 50% of private schools
Rosary Academy
High School
1340 North Acacia Avenue, Fullerton, CA 92831
About Rosary Academy
Rosary Academy is a private high school in Fullerton, CA 92831. The school serves approximately 462 students in grades 9th – 12th with a student-teacher ratio of 12.5:1. It holds a MySchoolScout rating of 6.7/10, placing it in the 50.1th percentile among private schools in CA — an average rating overall.
The school scores particularly well in school profile (7.5/10), ranked among private schools in CA.
Compare to Public Schools
BetaHow Rosary Academy compares to 5 public schools serving similar grades in Fullerton, CA
Nearby High Schools
| School | Rating |
|---|---|
| Rosary Academy (this school) | 6.7 |
| Troy High | 6.6 |
| La Sierra High (Alternative) | 8.8 |
| La Vista High (Continuation) | 6.3 |
| Fullerton Union High | 5.9 |
| Sunny Hills High | 6.7 |
Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.
Score Breakdown
What This Rating Measures
This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in CA.
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Score basis: Private school model
Data coverage: 45% of scoring components had data
Components scored: 2 of 5
Ranking pool: Private schools in CA
Test Scores
Test score data not yet available for this school.
Location
1340 North Acacia Avenue, Fullerton, CA 92831
Nearby Schools
20 within 1.9 mi| School | Distance | Rating |
|---|---|---|
| ROSARY ACADEMY Fullerton | 0.1 mi | 6.7 |
| ST JULIANA FALCONIERI SCHOOL Fullerton | 0.1 mi | 6.7 |
| St. Juliana Falconieri Fullerton | 0.1 mi | 6.7 |
| Acacia Elementary Fullerton | 0.2 mi | 5.8 |
| Troy High Fullerton | 0.4 mi | 6.6 |
| La Vista High (Continuation) Fullerton | 0.6 mi | 6.3 |
| La Sierra High (Alternative) Fullerton | 0.6 mi | 8.8 |
| Ivy Crest Montessori Private School Fullerton | 0.7 mi | 6.7 |
| IVYCREST MONTESSORI PRIVATE SCHOOL - CHAPMAN Fullerton | 0.7 mi | 6.7 |
| Ladera Vista Junior High School of the Arts Fullerton | 0.9 mi | 6.7 |
| Raymond Elementary Fullerton | 0.8 mi | 6.4 |
| Commonwealth Elementary Fullerton | 1.1 mi | 4.2 |
| Rolling Hills Elementary Fullerton | 1.2 mi | 3.4 |
| Beechwood Elementary Fullerton | 1.5 mi | 6.2 |
| Ruby Drive Elementary Placentia | 1.4 mi | 5.9 |
| Fullerton Union High Fullerton | 1.5 mi | 5.9 |
| Sierra Vista Elementary Placentia | 1.6 mi | 5.2 |
| MONTESSORI OF BREA Brea | 1.9 mi | 6.5 |
| MONTESSORI OF BREA INC. Brea | 1.9 mi | 6.5 |
| St. Angela Merici Elementary Brea | 1.9 mi | 6.5 |
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Elite Open School Rowland Heights, CA | 6.7 |
| Fremont Academy of Engineering and Design Pomona, CA | 6.7 |
| Golden Sierra Junior Senior High Garden Valley, CA | 6.7 |
| ROSARY ACADEMY Fullerton, CA | 6.7 |
| Southlands Christian Schools Rowland Heights, CA | 6.7 |
| WESTERN CHRISTIAN HIGH SCHOOL Upland, CA | 6.7 |
Frequently Asked Questions
Common questions about Rosary Academy
What grades does Rosary Academy serve?
Rosary Academy serves students in grades 9th through 12th.
How many students attend Rosary Academy?
Rosary Academy has an enrollment of approximately 462 students.
What is the student-teacher ratio at Rosary Academy?
The student-teacher ratio at Rosary Academy is 12.5:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does Rosary Academy rank in CA?
Rosary Academy is ranked #1586 out of 3,177 private schools in CA.
What is Rosary Academy's MySchoolScout rating?
Rosary Academy has a composite rating of 6.7 out of 10 on MySchoolScout. This score combines academic performance, student growth, equity, and school environment into a single score.
Is Rosary Academy a private school?
Yes, Rosary Academy is a private coeducational school. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
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Quick Facts NCES PSS (SY 2024-25)
- Grades
- 9th – 12th
- Enrollment
- 462
- Student-Teacher Ratio
- 12.5:1
- Teachers (FTE)
- 37
- Type
- private
- Coed Status
- coed
- County
- Orange
- Phone
- (714) 879-6302
- Data Year
- 2025–2026
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How We Rate Schools
Our ratings combine academic performance, growth, equity, and school environment into a single 1-10 score using publicly available data.
Read our methodology