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Average

#1042 of 1,790 private schools in CA

Rosary Academy

High School

1340 N ACACIA AVE, Fullerton, CA 92831

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on 25 schools in Fullerton. Learn more

Enrollment

465

Student-Teacher

14.5:1

Score

6.0

Grades

9th – 12th

Updated 2021-22

How this school compares

In Fullerton

#5 of 7

public schools

California high schools

#180 of 277

Academic performance

7.4 / 10

Strong

About Rosary Academy

Rosary Academy serves 465 students in grades 9-12 in Fullerton, California, with a student-teacher ratio of 14.5:1 and 32 full-time equivalent teachers. This high school has earned a MySchoolScout rating of 7.8 out of 10, ranking #1205 out of 1790 California high schools, placing it in the 33rd percentile statewide. The school operates as a regular public high school in Orange County, providing educational opportunities for students across the high school years.

With nearly 500 students, Rosary Academy maintains a moderate size that allows for both diverse programming and personalized attention from its teaching staff. Located in the 92831 ZIP code area, the school serves a community with a median household income of $85,220 and a median home value of $746,800. The surrounding neighborhood shows educational engagement, with 45% of residents holding bachelor's degrees or higher, though the area also has an 18.1% poverty rate, reflecting economic diversity within the community.

The school sits in a large suburban setting in Fullerton, positioned within Orange County's established residential communities that blend suburban convenience with access to Southern California's broader educational and economic opportunities.

What Parents Should Know

As a private school, Rosary Academy operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.

Compare to Public Schools

Beta

How Rosary Academy compares to 5 public schools serving similar grades in Fullerton, CA

Student-Teacher Ratio
14.5:1
This School
vs
20.6:1
Public Avg
Avg School Size
465
This School
vs
1,479
Public Avg
Avg School Scout Rating
6.0
This School
vs
7.7
Public Avg

Student Demographics

Hispanic 45.6% vs 0%
White 26.7% vs 0%
Asian 12.3% vs 0%
Black 0.9% vs 0%
Rosary Academy Fullerton Public Avg

Nearby High Schools

School Rating
Rosary Academy (this school) 6.0
Troy High 8.0
La Sierra High (Alternative) 8.2
La Vista High (Continuation) 6.6
Fullerton Union High 7.6
Sunny Hills High 8.1

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.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
B- 4.8 / 10
View breakdown
Student-Teacher Ratio 14.5:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
C 2.8 / 10
View breakdown
School Day Length 6 hours
Annual Instructional Hours 1,080
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A 8.7 / 10
View breakdown
Diversity Index 69%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
A- 8.1 / 10
View breakdown
Enrollment 465
View data sources

Score basis: Private school model

Data coverage: 80% of scoring components had data

Components scored: 4 of 5

Ranking pool: Private schools in CA

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

Hispanic 45.6%
White 26.7%
Two or More 13.3%
Asian 12.3%
Black 0.9%
Pacific Islander 0.9%
Native American 0.4%

Source: NCES Private School Survey (PSS)

Location

1340 N ACACIA AVE, Fullerton, CA 92831

Nearby Alternatives

Families considering Rosary Academy may also want to explore other high schools in the area. La Sierra High (Alternative) (rated 8.2/10, 0.5 miles away), which scores notably higher. Another option is Troy High (rated 8.0/10, 0.3 miles away), which scores notably higher. Additionally, Fullerton Union High (rated 7.6/10, 1.5 miles away), which scores notably higher. For more schools in Fullerton, see our Fullerton schools guide .

Nearby Schools

20 within 1.9 mi
School Distance Rating
ST JULIANA FALCONIERI SCHOOL Fullerton 0.1 mi 7.1
Rosary Academy Fullerton 0.1 mi
St. Juliana Falconieri Fullerton 0.1 mi
Acacia Elementary Fullerton 0.2 mi 6.7
Troy High Fullerton 0.3 mi 8.0
La Vista High (Continuation) Fullerton 0.5 mi 6.6
La Sierra High (Alternative) Fullerton 0.5 mi 8.2
Ivy Crest Montessori Private School Fullerton 0.7 mi
IVYCREST MONTESSORI PRIVATE SCHOOL - CHAPMAN Fullerton 0.7 mi 8.2
Ladera Vista Junior High School of the Arts Fullerton 0.9 mi 7.5
Raymond Elementary Fullerton 0.9 mi 7.7
Commonwealth Elementary Fullerton 1.1 mi 5.8
Rolling Hills Elementary Fullerton 1.2 mi 4.4
Ruby Drive Elementary Placentia 1.4 mi 6.7
Beechwood Elementary Fullerton 1.5 mi 7.2
Sierra Vista Elementary Placentia 1.5 mi 6.1
Fullerton Union High Fullerton 1.5 mi 7.6
Topaz Elementary Placentia 1.6 mi 6.9
MONTESSORI OF BREA Brea 1.9 mi
MONTESSORI OF BREA INC. Brea 1.9 mi

Neighborhood Census ACS (2019-2023)

Census data for ZIP 92831 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$89,451

Median Home Value

$821,300

Median Rent

$2,093/mo

Population

35,831

College Educated

44.4%

Homeownership

40.4%

Avg Commute

27.1 min

Poverty Rate

16.1%

Median Age

31.7

Community Profile

The community surrounding Rosary Academy has a median household income of $89,451. It is a well-educated community where 44% of adults hold a bachelor's degree or higher. The median home value in the area is $821,300, with a median rent of $2,093/month. The area has a poverty rate of 16.1%. The average commute for residents is 27 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
AIMS College Prep High Oakland, CA 6.0
ARROWHEAD CHRISTIAN ACADEMY Redlands, CA 6.0
Ambassador-Global Leadership Los Angeles, CA 6.0
Bowman (Jereann) High (Continuation) Santa Clarita, CA 6.0
Entrepreneur High Ontario, CA 6.0
Golden Sierra Junior Senior High Garden Valley, CA 6.0

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 465 students.

What is the student-teacher ratio at Rosary Academy?

The student-teacher ratio at Rosary Academy is 14.5:1. 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 #1042 out of 1,790 private schools in CA.

What is Rosary Academy's MySchoolScout rating?

Rosary Academy has a composite rating of 6.0 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

Is Rosary Academy a private school?

Yes, Rosary Academy is a private all-girls school with a Roman Catholic affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.

Is Rosary Academy a religious school?

Rosary Academy has a Roman Catholic religious affiliation.

11 schools nearby View map →

Neighborhood Context

City Safety
High (2,493/100K)

FBI UCR 2024. City-level (Fullerton). Data >1 year old.

Quick Facts NCES PSS (SY 2021-22)

Grades
9th – 12th
Enrollment
465
Gender Split
0% M / 100% F
Student-Teacher Ratio
14.5:1
Teachers (FTE)
32
Type
private
Coed Status
all-girls
Affiliation
Roman Catholic
School Day
6 hours
Days Per Year
180 days
Setting
Large Suburb
County
ORANGE
Data Year
2022–2023

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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