Average
#626 of 1,790 private schools in CA
Top 35% of private schools
Marlborough School
High School
250 S ROSSMORE AVE, Los Angeles, CA 90004
Estimated academic score. This school does not have standardized test data. Based on 549 schools in Los Angeles. Learn more
Enrollment
560
Student-Teacher
6.8:1
Score
6.7
Grades
7th – 12th
Enrollment
560
Student-Teacher
6.8:1
Score
6.7
Grades
7th – 12th
Updated
2021-22
Updated 2021-22
How this school compares
In Los Angeles
#43 of 137
public schools
California high schools
#121 of 277
About Marlborough School
Marlborough School serves 560 students in grades 7-12 in Los Angeles, offering an impressive educational experience with exceptional individual attention. With 82 full-time equivalent teachers, the school maintains an outstanding 6.8:1 student-teacher ratio, ensuring personalized support for each student's academic journey. The school has earned recognition as one of California's top performers, ranking #138 out of 1,790 schools statewide and placing in the 92nd percentile.
This achievement reflects the school's commitment to academic excellence and has earned it a strong 9.0 out of 10 rating from MySchoolScout. Students at Marlborough benefit from small class sizes that foster meaningful relationships between educators and learners. The intimate learning environment allows teachers to tailor instruction to individual student needs and provide comprehensive support throughout the middle and high school years.
Located on South Rossmore Avenue, the school sits in a diverse Los Angeles neighborhood where 38% of residents hold bachelor's degrees or higher. The area reflects the economic diversity typical of urban communities, with median household incomes of $58,420 and a mix of housing options. Marlborough School operates within this dynamic large city setting, drawing from the rich cultural and educational opportunities that Los Angeles provides.
What Parents Should Know
With a student-teacher ratio of 6.8:1, Marlborough School offers a notably low ratio compared to the national average. This typically means smaller class sizes and more opportunities for one-on-one interaction between students and teachers.
As a private school, Marlborough School 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.
Financial Overview
Source: IRS Form 990 (2023 filing)
- Per-Pupil Spending
- Total expenses ÷ enrollment
- $73,118
- Per-Pupil Revenue
- Total revenue ÷ enrollment
- $61,748
- Financial Health
- Revenue-to-expense ratio (>1.0 = surplus)
- 0.84x — At Risk
- Tuition Dependency
- Share of revenue from program services (tuition, fees)
- 91%
- Total Assets
- End-of-year total assets from IRS filing
- $202.4M
Financial data from IRS Form 990 filings via ProPublica Nonprofit Explorer. Per-pupil figures based on current enrollment of 560 students. Not all private schools file Form 990.
Compare to Public Schools
BetaHow Marlborough School compares to 282 public schools serving similar grades in Los Angeles, CA
Student Demographics
Nearby High Schools
| School | Rating |
|---|---|
| Marlborough School (this school) | 6.7 |
| John Burroughs Middle | 8.9 |
| Los Angeles Senior High | 5.1 |
| Magnolia Science Academy 6 | 8.8 |
| Girls Academic Leadership Acad Dr. Michelle King Sch STEM | 9.2 |
| Hubert Howe Bancroft Middle | 7.2 |
| Pio Pico Middle | 7.5 |
| UCLA Community K-12 | 6.7 |
| Richard A. Alonzo Community Day | 6.4 |
| Los Angeles High School of the Arts | 8.9 |
| School for the Visual Arts and Humanities | 7.3 |
| Ambassador-Global Leadership | 6.0 |
| New Open World Academy K-12 | 5.3 |
| Johnnie Cochran Jr. Middle | 6.4 |
| Whitman Continuation | 8.0 |
| Virgil Middle | 8.7 |
| Fairfax Senior High | 7.1 |
| Young Oak Kim Academy | 8.0 |
| Hollywood Senior High | 8.7 |
| Camino Nuevo Charter Academy #2 | 3.6 |
| Everest Value | 8.6 |
Showing 20 of 282 schools. View all schools in Los Angeles
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.
Data Unavailable
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)
Source: NCES Private School Survey (PSS)
Location
250 S ROSSMORE AVE, Los Angeles, CA 90004
Nearby Alternatives
Families considering Marlborough School may also want to explore other high schools in the area. Girls Academic Leadership Acad Dr. Michelle King Sch STEM (rated 9.2/10, 1.0 miles away), which scores notably higher. Another option is BNOS ESTHER H.S. (rated 5.4/10, 1.0 miles away), a more accessible option. Additionally, Los Angeles Senior High (rated 5.1/10, 1.0 miles away), a more accessible option. For more schools in Los Angeles, see our Los Angeles schools guide .
Nearby Schools
20 within 1.0 mi| School | Distance | Rating |
|---|---|---|
| Marlborough School Los Angeles | 0.0 mi | — |
| Third Street Elementary Los Angeles | 0.5 mi | 9.6 |
| Samuel A. Fryer Yavneh Hebrew Los Angeles | 0.5 mi | — |
| PAGE ACADEMY-HANCOCK PARK Los Angeles | 0.8 mi | 8.1 |
| Page Private-Hancock Park Los Angeles | 0.8 mi | — |
| John Burroughs Middle Los Angeles | 0.7 mi | 8.9 |
| CHRIST THE KING SCHOOL Los Angeles | 0.8 mi | 6.0 |
| Windsor Math and Science Academy Los Angeles | 0.8 mi | — |
| Wilshire Park Elementary Los Angeles | 0.9 mi | 8.1 |
| Los Angeles Senior High Los Angeles | 1.0 mi | 5.1 |
| Van Ness Avenue Elementary Los Angeles | 1.0 mi | 8.9 |
| Girls Academic Leadership Acad Dr. Michelle King Sch STEM Los Angeles | 1.0 mi | 9.2 |
| Magnolia Science Academy 6 Los Angeles | 1.0 mi | 8.8 |
| Wilton Place Elementary Los Angeles | 1.0 mi | 7.4 |
| ST JAMES EPISCOPAL SCHOOL Los Angeles | 1.0 mi | 7.3 |
| St. James' Episcopal School Los Angeles | 1.0 mi | — |
| St. Brendan Los Angeles | 1.0 mi | — |
| ST BRENDAN CATHOLIC SCHOOL Los Angeles | 1.0 mi | 6.1 |
| BNOS ESTHER H.S. Los Angeles | 1.0 mi | 5.4 |
| Champion of Life Academy Los Angeles | 1.0 mi | — |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 90004 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$62,655
Median Home Value
$1,457,200
Median Rent
$1,752/mo
Population
58,844
College Educated
40%
Homeownership
16.9%
Avg Commute
31.6 min
Poverty Rate
18.8%
Median Age
36.8
Community Profile
The community surrounding Marlborough School has a median household income of $62,655. It is a well-educated community where 40% of adults hold a bachelor's degree or higher. The median home value in the area is $1,457,200, with a median rent of $1,752/month. The area has a poverty rate of 18.8%. The average commute for residents is 32 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 |
|---|---|
| Firebaugh High Firebaugh, CA | 6.7 |
| GEFFEN ACADEMY AT UCLA Los Angeles, CA | 6.7 |
| Leadership Public Schools - Hayward Oakland, CA | 6.7 |
| MARIN ACADEMY San Rafael, CA | 6.7 |
| MILKEN COMMUNITY MIDDLE SCHOOL Los Angeles, CA | 6.7 |
| Rancho Dominguez Preparatory Long Beach, CA | 6.7 |
Frequently Asked Questions
Common questions about Marlborough School
What grades does Marlborough School serve?
Marlborough School serves students in grades 7th through 12th.
How many students attend Marlborough School?
Marlborough School has an enrollment of approximately 560 students.
What is the student-teacher ratio at Marlborough School?
The student-teacher ratio at Marlborough School is 6.8:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does Marlborough School rank in CA?
Marlborough School is ranked #626 out of 1,790 private schools in CA.
What is Marlborough School's MySchoolScout rating?
Marlborough School has a composite rating of 6.7 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 Marlborough School a private school?
Yes, Marlborough School is a private all-girls school with a Nonsectarian affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
Is Marlborough School a religious school?
No, Marlborough School is a nonsectarian (non-religious) private school.
Explore More Schools
Neighborhood Context
- City Safety
- High (2,223/100K)
FBI UCR 2024. City-level (Los Angeles). Data >1 year old.
Quick Facts NCES PSS (SY 2021-22)
- Grades
- 7th – 12th
- Enrollment
- 560
- Gender Split
- 0% M / 100% F
- Student-Teacher Ratio
- 6.8:1
- Teachers (FTE)
- 82
- Type
- private
- Coed Status
- all-girls
- Affiliation
- Nonsectarian
- School Day
- 6.5 hours
- Days Per Year
- 160 days
- Setting
- Large City
- County
- LOS ANGELES
- Phone
- (323) 964-8423
- Data Year
- 2022–2023
Resources & Links
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.
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