Park Slope Collegiate vs Ps 321 William Penn
A head-to-head comparison of two schools in New York, United States, 254 m apart, using official American 2025 data. The better value in each row is highlighted.
Park Slope Collegiate
Brooklyn · Public high · Grades 6–12
512 students
Ps 321 William Penn
Brooklyn · Public elementary · Grades PK–5
1,305 students
| Measure | Park Slope Collegiate Brooklyn, New York | Ps 321 William Penn Brooklyn, New York |
|---|---|---|
| Success Index (US) | 59 Top 50% | 88 Top 5% |
| State rank | #905 of 1,079 | #159 of 2,536 |
| National rank | #6048 of 16,910 | #1280 of 50,301 |
| Sector | Public | Public |
| Type | High | Elementary |
| Year range | Grades 6–12 | Grades PK–5 |
| Students | 512 | 1,305 |
| Enrollment | 512 | 1,305 |
| Free/reduced-price lunch | 69.5% | 5.9% |
| Students per teacher | 9.7 | 16.1 |
| Reading proficiency | 59% | 83% |
| Math proficiency | 54% | 87% |
| city | Brooklyn | Brooklyn |
| state | New York | New York |
| Website | – | – |
The verdict
- •Ps 321 William Penn scores higher on the Success Index (US) (88.1 vs 59.1).
- •Ps 321 William Penn does better on math proficiency (87% vs 54%).
- •Ps 321 William Penn does better on reading proficiency (83% vs 59%).
- •Ps 321 William Penn does better on community advantage (fewer free/reduced-price lunch) (5.9% vs 69.5%).
- •Park Slope Collegiate does better on students per teacher (9.7 vs 16.1).
- •Ps 321 William Penn is the larger school with 1,305 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 Park Slope Collegiate better than Ps 321 William Penn?
On the Success Index (US), Ps 321 William Penn ranks higher (88.1 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 Park Slope Collegiate and Ps 321 William Penn?
About 254 m in a straight line, between Brooklyn and Brooklyn in New York.
Which has the better Enrollment?
Park Slope Collegiate: 512. Ps 321 William Penn: 1,305. Students enrolled in the latest NCES directory year.
How do Park Slope Collegiate and Ps 321 William Penn rank in New York?
Park Slope Collegiate is 905th of 1,079 and Ps 321 William Penn is 159th of 2,536 among high schools in New York on the 2025 Success Index (US).