Poly Prep Country Day School
Private · Grades Pre-K–4 · 185 students
PS 321 William Penn
180 7th Ave, Brooklyn, NY 11215
Grades
Pre-K–5
Elementary
Students
1,305
Enrolled 2024–25
Students per teacher
16.1 : 1
Full-time teachers
District
New York City Geographic District #15
Kings County
Schola Grade A · Excellent
Letter grade (A–F) · compared with 2,327 New York elementary schools · How we grade
Percentiles compare this school with other New York elementary schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).
About PS 321 William Penn
PS 321 William Penn is a public elementary school in Brooklyn, New York, serving grades Pre-K–5. It is part of New York City Geographic District #15. The school is located in a large city in Kings County.
In the 2024–25 school year, 1,305 students were enrolled, with about 16.1 students for every full-time teacher. That ratio is larger than the typical New York elementary school (11.5 students per teacher). Its Schola Grade is A (excellent), compared with 2,327 New York elementary schools.
Grades & enrollment
Students per grade, 2024–25Grades Pre-K–5
Location & nearby schools
School details
- Type
- Public School · What this means
- Level
- Elementary
- Grades offered
- Pre-K–5
- Enrollment (2024–25)
- 1,305 students
- Students per teacher
- 16.1 to 1
- Charter school
- No
- Locale
- City — Large
- School district
- New York City Geographic District #15
- County
- Kings County
- NCES school ID
- 360009202818
Schools near PS 321 William Penn
All 807 schools in Brooklyn →
PS 39 Henry Bristow
Public · Grades K–5 · 365 students
PS 282 Park Slope
Public · Grades Pre-K–5 · 569 students
St. Saviour Catholic Academy
Private · Grades Pre-K–8 · 277 students
The Maurice Sendak Community School
Public · Grades K–5 · 202 students
PS 372 Children's School
Special Ed · Grades Pre-K–7 · 460 students
School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.