Ps 321 William Penn
🇺🇸 Official data · 2025Brooklyn, New York 11215 · New York City Geographic District #15
#159 of 2,536 elementary schools in New York
#1280 of 50,301 nationally
About Ps 321 William Penn
Ps 321 William Penn is a public elementary located in Brooklyn, in the New York City Geographic District #15 school district of New York, United States. It caters for Grades PK–5. In 2025 it enrolled 1,305 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 88.1 out of 100, placing it in the top 5% of elementary schools in United States and 159th of 2,536 ranked elementary schools in New York. Its strongest component is community advantage (fewer free/reduced-price lunch) (99th percentile), and its weakest is students per teacher (35th percentile).
Other published figures: enrollment 1,305.
There are 545 schools in Brooklyn; Ps 321 William Penn ranks 4th of 525 scored schools there.
Success Index (US) breakdown
Each component is a percentile against elementary schools across United States.
- Math proficiency (30%)87%
- Reading proficiency (30%)83%
- Community advantage (fewer free/reduced-price lunch) (25%)5.9%
- Students per teacher (15%)16.1
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Ps 321 William Penn by the official sources.
- Enrollment
- 1,305
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 5.9%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 16.1
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 83%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 87%
- Share of tested students proficient or above (all students, all grades).
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Schools near Ps 321 William Penn
Closest schools by straight-line distance, with their Success Index (US).
John Jay School for Law
Brooklyn · Public high · Grades 9–12
450 students · 254 m away
Park Slope Collegiate
Brooklyn · Public high · Grades 6–12
512 students · 254 m away
Cyberarts Studio Academy
Brooklyn · Public high · Grades 9–12
264 students · 254 m away
Millennium Brooklyn High School
Brooklyn · Public high · Grades 9–12
682 students · 254 m away
Ps 39 Henry Bristow
Brooklyn · Public elementary · Grades K–5
365 students · 518 m away
MS 51 William Alexander
Brooklyn · Public middle · Grades 6–8
1,038 students · 534 m away
Ps 282 Park Slope
Brooklyn · Public elementary · Grades PK–5
569 students · 547 m away
Maurice Sendak Community School (The)
Brooklyn · Public elementary · Grades K–5
202 students · 799 m away
MS 266 Park Place Community Middle School
Brooklyn · Public middle · Grades 6–8
75 students · 799 m away
Is 340
Brooklyn · Public middle · Grades 6–8
136 students · 881 m away
Similar schools
Public elementary schools in New York with a comparable Enrollment.
Ps 143 Louis Armstrong
Corona · Public elementary · Grades PK–5
1,344 students
Presidential Park Elementary School
Middletown · Public elementary · Grades K–5
1,225 students
Ps 49 Dorothy Bonawit Kole
Middle Village · Public elementary · Grades K–8
1,224 students
Ps/Is 119 Glendale (The)
Glendale · Public elementary · Grades K–8
1,213 students
Ps 200 Benson School
Brooklyn · Public elementary · Grades PK–5
1,209 students
Ps 24 Andrew Jackson
Flushing · Public elementary · Grades PK–5
1,197 students
Frequently asked questions
Is Ps 321 William Penn a good school?
Ps 321 William Penn has a Success Index (US) of 88.1 out of 100 (Top 5% of elementary schools in United States) and ranks #159 of 2,536 in New York. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Ps 321 William Penn rank in New York?
Ps 321 William Penn ranks #159 of 2,536 elementary schools in New York and #1280 of 50,301 nationally on the Success Index (US) (2025 data).
How many students attend Ps 321 William Penn?
Ps 321 William Penn had 1,305 students in 2025.
Is Ps 321 William Penn a elementary school or a high school?
Ps 321 William Penn is classified as a elementary covering Grades PK–5. It is a public school.
What other schools are near Ps 321 William Penn?
There are 10 schools within 15 km of Ps 321 William Penn; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.