Chatsworth Avenue School vs Mamaroneck High School
A head-to-head comparison of two schools in New York, United States, 1.5 km apart, using official American 2025 data. The better value in each row is highlighted.
Chatsworth Avenue School
Larchmont · Public elementary · Grades K–5
652 students
Mamaroneck High School
Mamaroneck · Public high · Grades 9–12
1,764 students
| Measure | Chatsworth Avenue School Larchmont, New York | Mamaroneck High School Mamaroneck, New York |
|---|---|---|
| Success Index (US) | 92 Top 5% | 90 Top 5% |
| State rank | #65 of 2,536 | #170 of 1,079 |
| National rank | #430 of 50,301 | #244 of 16,910 |
| Sector | Public | Public |
| Type | Elementary | High |
| Year range | Grades K–5 | Grades 9–12 |
| Students | 652 | 1,764 |
| Enrollment | 652 | 1,764 |
| Free/reduced-price lunch | 5.5% | 23% |
| Students per teacher | 13.6 | 13.6 |
| Reading proficiency | 88% | 97% |
| Math proficiency | 80% | 95% |
| city | Larchmont | Mamaroneck |
| state | New York | New York |
| Website | – | – |
The verdict
- •Chatsworth Avenue School scores higher on the Success Index (US) (91.8 vs 89.9).
- •Mamaroneck High School does better on math proficiency (95% vs 80%).
- •Mamaroneck High School does better on reading proficiency (97% vs 88%).
- •Chatsworth Avenue School does better on community advantage (fewer free/reduced-price lunch) (5.5% vs 23%).
- •Mamaroneck High School is the larger school with 1,764 students compared with 652.
The Success Index (US) summarises published results and context from official data. It does not measure teaching quality or fit. Methodology.
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Frequently asked questions
Is Chatsworth Avenue School better than Mamaroneck High School?
On the Success Index (US), Chatsworth Avenue School ranks higher (91.8 vs 89.9 out of 100). The index is built from published results and context data, not from teaching quality or fit, so visit both schools before deciding.
How far apart are Chatsworth Avenue School and Mamaroneck High School?
About 1.5 km in a straight line, between Larchmont and Mamaroneck in New York.
Which has the better Enrollment?
Chatsworth Avenue School: 652. Mamaroneck High School: 1,764. Students enrolled in the latest NCES directory year.
How do Chatsworth Avenue School and Mamaroneck High School rank in New York?
Chatsworth Avenue School is 65th of 2,536 and Mamaroneck High School is 170th of 1,079 among elementary schools in New York on the 2025 Success Index (US).