MS 51 William Alexander vs Park Slope Collegiate
A head-to-head comparison of two schools in New York, United States, 553 m apart, using official American 2025 data. The better value in each row is highlighted.
MS 51 William Alexander
Brooklyn · Public middle · Grades 6–8
1,038 students
Park Slope Collegiate
Brooklyn · Public high · Grades 6–12
512 students
| Measure | MS 51 William Alexander Brooklyn, New York | Park Slope Collegiate Brooklyn, New York |
|---|---|---|
| Success Index (US) | 78 Top 25% | 59 Top 50% |
| State rank | #141 of 785 | #905 of 1,079 |
| National rank | #1897 of 15,369 | #6048 of 16,910 |
| Sector | Public | Public |
| Type | Middle | High |
| Year range | Grades 6–8 | Grades 6–12 |
| Students | 1,038 | 512 |
| Enrollment | 1,038 | 512 |
| Free/reduced-price lunch | 60.2% | 69.5% |
| Students per teacher | 14.2 | 9.7 |
| Reading proficiency | 85% | 59% |
| Math proficiency | 83% | 54% |
| city | Brooklyn | Brooklyn |
| state | New York | New York |
| Website | – | – |
The verdict
- •MS 51 William Alexander scores higher on the Success Index (US) (77.6 vs 59.1).
- •MS 51 William Alexander does better on math proficiency (83% vs 54%).
- •MS 51 William Alexander does better on reading proficiency (85% vs 59%).
- •MS 51 William Alexander does better on community advantage (fewer free/reduced-price lunch) (60.2% vs 69.5%).
- •Park Slope Collegiate does better on students per teacher (9.7 vs 14.2).
- •MS 51 William Alexander is the larger school with 1,038 students compared with 512.
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 MS 51 William Alexander better than Park Slope Collegiate?
On the Success Index (US), MS 51 William Alexander ranks higher (77.6 vs 59.1 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 MS 51 William Alexander and Park Slope Collegiate?
About 553 m in a straight line, between Brooklyn and Brooklyn in New York.
Which has the better Enrollment?
MS 51 William Alexander: 1,038. Park Slope Collegiate: 512. Students enrolled in the latest NCES directory year.
How do MS 51 William Alexander and Park Slope Collegiate rank in New York?
MS 51 William Alexander is 141st of 785 and Park Slope Collegiate is 905th of 1,079 among middle schools in New York on the 2025 Success Index (US).