Very Good
#1122 of 4,739 schools in NY
Top 24% in state
Mamaroneck High School
High School · MAMARONECK UNION FREE SCHOOL DISTRICT
1000 W BOSTON POST RD, Mamaroneck, NY 10543
Enrollment
1,696
Student-Teacher
13.6:1
Score
7.5
Grades
9th – 12th
Enrollment
1,696
Student-Teacher
13.6:1
Score
7.5
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Mamaroneck
#4 of 6
public schools
New York high schools
#274 of 1,160
In district
#4 of 6
MAMARONECK UNION FREE SCHOOL DISTRICT
Academic performance
9.4 / 10
Exceptional
About Mamaroneck High School
Mamaroneck High School serves 1,696 students in grades 9-12 in this affluent Westchester County community. With 125 full-time equivalent teachers, the school maintains a favorable 13.6-to-1 student-teacher ratio that allows for more personalized attention in the classroom. The school currently holds a MySchoolScout rating of 4.2 out of 10 and ranks #3,379 among New York's 4,758 high schools, placing it in the 29th percentile statewide.
While these rankings suggest the school has room for academic growth, Mamaroneck High continues to focus on student development and educational improvement. Located at 1000 West Boston Post Road, the school serves a highly educated and economically stable community where 55% of residents hold bachelor's degrees or higher. The surrounding ZIP code 10543 has a median household income of $128,047 and a median home value of $729,100, with only 6.2% of families living below the poverty line.
This strong community foundation, with its 21,281 residents, provides valuable support and resources for the school. Mamaroneck High School operates as a regular public school in a large suburban setting, offering students access to both educational opportunities and the cultural richness of the greater New York metropolitan area.
Score Breakdown
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Mamaroneck High School — Students at Mamaroneck High School score 93% proficient, which is above what's typical for similar communities (expected: 68%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
23.3%
Students qualifying for federal meal assistance
Test Scores NY EDFACTS (2020-21)
Based on 4 test records from NY state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.1/10.
How Mamaroneck High School Compares
See how Mamaroneck High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 95% (2019) to 95% (2021). Reading/ELA proficiency has declined from 97% (2019) to 91% (2021).
Location
1000 W BOSTON POST RD, Mamaroneck, NY 10543
Nearby Alternatives
Families considering Mamaroneck High School may also want to explore other high schools in the area. HARRISON HIGH SCHOOL (rated 9.1/10, 2.8 miles away, in nearby Harrison), which scores notably higher. Another option is RYE NECK SENIOR HIGH SCHOOL (rated 8.5/10, 1.9 miles away), which scores slightly higher. Additionally, SALESIAN HIGH SCHOOL (rated 6.3/10, 2.1 miles away, in nearby New Rochelle), a more accessible option. For more schools in Mamaroneck, see our Mamaroneck schools guide .
Nearby Schools
20 within 2.3 mi| School | Distance | Rating |
|---|---|---|
| CENTRAL SCHOOL Larchmont | 0.3 mi | 8.2 |
| HOMMOCKS SCHOOL Larchmont | 0.5 mi | 6.6 |
| SS JOHN & PAUL SCHOOL Larchmont | 0.6 mi | 4.9 |
| CHATSWORTH AVENUE SCHOOL Larchmont | 0.9 mi | 7.6 |
| FRENCH AMERICAN SCHOOL OF NEW YORK Mamaroneck | 0.9 mi | 7.6 |
| MAMARONECK AVENUE SCHOOL Mamaroneck | 1.3 mi | 6.4 |
| MURRAY AVENUE SCHOOL Larchmont | 1.0 mi | 7.9 |
| WESTCHESTER DAY SCHOOL Mamaroneck | 1.1 mi | 7.7 |
| F E BELLOWS ELEMENTARY SCHOOL Mamaroneck | 1.3 mi | 8.2 |
| DANIEL WARREN ELEMENTARY SCHOOL Mamaroneck | 1.6 mi | 6.5 |
| HENRY BARNARD SCHOOL New Rochelle | 1.6 mi | 5.6 |
| RYE NECK SENIOR HIGH SCHOOL Mamaroneck | 1.9 mi | 8.5 |
| SALESIAN HIGH SCHOOL New Rochelle | 2.1 mi | 6.3 |
| RYE NECK MIDDLE SCHOOL Mamaroneck | 2.1 mi | 7.9 |
| ALBERT LEONARD MIDDLE SCHOOL New Rochelle | 2.0 mi | 7.2 |
| PARSONS MEMORIAL SCHOOL Harrison | 2.3 mi | 7.8 |
| QUAKER RIDGE SCHOOL Scarsdale | 2.3 mi | 8.5 |
| HARRISON HIGH SCHOOL Harrison | 2.8 mi | 9.1 |
| HUDSON COUNTRY MONTESSORI SCHOOL New Rochelle | 2.3 mi | 8.1 |
| WILLIAM B WARD ELEMENTARY SCHOOL New Rochelle | 2.3 mi | 7.2 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 10543 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$128,418
Median Home Value
$710,000
Median Rent
$2,030/mo
Population
21,022
College Educated
56.6%
Homeownership
60.2%
Avg Commute
30.8 min
Poverty Rate
7.4%
Median Age
40.5
Community Profile
The community surrounding Mamaroneck High School has a median household income of $128,418. It is a well-educated community where 57% of adults hold a bachelor's degree or higher. The median home value in the area is $710,000, with a median rent of $2,030/month. The local poverty rate of 7.4% is relatively low. The average commute for residents is 31 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 |
|---|---|
| CONNETQUOT HIGH SCHOOL Bohemia, NY | 7.5 |
| NORTHPORT SENIOR HIGH SCHOOL Northport, NY | 7.5 |
| PAUL D SCHREIBER SENIOR HIGH SCHOOL Port Washington, NY | 7.5 |
| SPENCERPORT HIGH SCHOOL Spencerport, NY | 7.5 |
| STATEN ISLAND TECHNICAL HIGH SCHOOL Staten Island, NY | 7.5 |
| YORKTOWN HIGH SCHOOL Yorktown Heights, NY | 7.5 |
Frequently Asked Questions
Common questions about Mamaroneck High School
What grades does Mamaroneck High School serve?
Mamaroneck High School serves students in grades 9th through 12th.
How many students attend Mamaroneck High School?
Mamaroneck High School has an enrollment of approximately 1,696 students.
What is the student-teacher ratio at Mamaroneck High School?
The student-teacher ratio at Mamaroneck High School is 13.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Mamaroneck High School rank in NY?
Mamaroneck High School is ranked #1122 out of 4,739 schools in NY.
What is Mamaroneck High School's MySchoolScout rating?
Mamaroneck High School has a composite rating of 7.5 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.
What are the test scores at Mamaroneck High School?
Based on the most recent state assessment data, Mamaroneck High School has 95.0% math proficiency and 94.0% reading/ELA proficiency.
Is Mamaroneck High School a charter school?
No, Mamaroneck High School is not a charter school. It is a traditional public school operated by the local school district.
Is Mamaroneck High School a Title I school?
No, Mamaroneck High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Mamaroneck High School?
23.3% of students at Mamaroneck High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
Powered by 
FBI UCR. County-level only.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 1,696
- Student-Teacher Ratio
- 13.6:1
- Teachers (FTE)
- 125
- Free/Reduced Lunch
- 23.3%
- Type
- regular
- Setting
- Large Suburb
- County
- Westchester County
- Phone
- (914) 220-3100
- Data Year
- 2023–2024
Resources & Links
District
MAMARONECK UNION FREE SCHOOL DISTRICT- District Enrollment
- 5,565
- Schools in District
- 6
- Per-Pupil Spending
- $25,786
- District Rank
- #4 of 6
Other Schools in This District
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 methodologyRelated reading
- Best Public Schools in New York 2026: Top Districts from NYC to the Suburbsbest schools
- Best Schools in New York, NY — 2026 Rankingsbest schools
- Best States for Public Schools in 2026: A Complete Rankingdata insights
- Charter Schools vs Public Schools: What the Data Actually Shows (2026)school choice
- Student-Teacher Ratio by State: Complete 2026 Rankingsdata insights
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