PS 321 William Penn, Brooklyn, NY (2026 List)

About Ps 321 William Penn

P.S. 321 William Penn is located at 180 7th Avenue, Brooklyn, NY 11215, in Park Slope near Prospect Park. It serves students from 3-K through grade 5, with early grades also housed at 763 President Street. Enrollment is 1,234 students, making PS 321 one of the larger elementary schools in District 15. The student–teacher ratio is 15:1, based on federal enrollment and classroom staffing data. Gender enrollment is 49% male and 51% female, showing a slightly female-majority student body. State testing shows 88% math proficiency and 79% reading proficiency. The school operates as a two-building district public elementary with a strong PTA network, registration resources, after-school access, curriculum pages, math support, and family communication tools. Its two-building structure gives PS 321 a broad campus design while keeping students connected to a single Park Slope school community. Homes surrounding the campus commonly list near $1,049,000 in the school-area market. Compared with nearby District 15 elementary options, PS 321 is a large, high-performing public choice for families researching best elementary school in New York.

Academic Performance

Subject Proficiency

Mathematics 88%

Reading 79%

State average proficiency is 88% in Math and 79% in Reading.

81

Full-time Teachers

15 : 1

Student-Teacher Ratio

1234

Total Students

$82249

Avg. Teacher Salary

Student Demographics

White 65.24%

Asian 8.67%

Hispanic 9.97%

Black 2.59%

Two+ Races 13.05%

Native Am. 0.49%

White

65.24%

Asian

8.67%

Hispanic

9.97%

Black

2.59%

Two+ Races

13.05%

Native Am.

0.49%

Gender Distribution

Total Students: 1234

50.97%

629 Female

49.03%

605 Male

Student Population

1234 Students

With a student-teacher ratio of 15 : 1

Minority Enrollment

25%

Percentage of minority students

Students per Counselor

625 : 1

Student to counselor ratio

Ps 321 William Penn Contact Information

Address

180 7TH AVE, BROOKLYN, NY 11215

View on Map

Phone

(718) 499-2412

Call Now

Website

http://www.ps321.org

Recent News & Updates

New Playground Name

We are so excited to announce the name of our new playground! Following a school-wide and Robinson community vote we narrowed a large list of names down to four. Since our students will be using the playground on a daily basis, we gave them the final vote! 476.....

School Timings

Regular School Hours

All Grades: 8:20 AM - 2:50 PM

Early Dismissal Days

Dismissal Time: 12:15 PM

Note: Doors open at 8:05 AM for student arrival. Please refer to the school calendar for specific early dismissal dates.

After School Activities

Information coming soon

School Session Dates

September to June

School session starts in September 1st week and ends in June 3rd week. For exact dates, please contact the school.

Remarkable Alumni

Being Updated

Map

Latest News

PS 321 William Penn is currently sharing admissions and registration updates for families, including a “Apply for 3-K, Pre-K, and K in MySchools” announcement posted January 7. The school also announced a virtual information session for prospective parents on January 15 and directs families to its registration page for details.

FAQ

Q1. What family resources does PS 321 William Penn offer?

Ans. PS 321 William Penn provides registration details, family resource pages, health and safety info, student support services, math resources, and digital citizenship guidance.

Q2. How do the teachers at PS 321 William Penn communicate with the parents?

Ans. PS 321 William Penn has ongoing touchpoints with families via Tuesday Bulletins, PTA communications, Operoo, Google Classroom, calendar updates, and parent coordinator contact points.

Q3. Is there after school support at PS 321 William Penn?

Ans. PS 321 William Penn offers after-school and early bird programming to give families structured care options outside of the regular classroom schedule.

Q4. What curriculum information is available for PS 321 William Penn families?

Ans. PS 321 William Penn posts curriculum overview materials, homework and report card guidance, math resources, and student-life pages for families.

Q5. How can new families learn about PS 321 William Penn?

Ans. PS 321 William Penn directs interested families to its registration page, admissions links, and prospective-parent information sessions.

Games & Extracurricular Activities

Sports

Soccer Club Grades 1-3 | Mon/Wed 3:30-4:30pm
Basketball Grades 2-4 | Tue/Thu 3:30-4:45pm
Track & Field Grades 3-5 | Fri 3:30-5:00pm

Arts

Art Club Grades K-2 | Mon 3:00-4:00pm
Drama Club Grades 3-5 | Wed 3:30-5:00pm
Choir Grades 2-5 | Thu 3:15-4:15pm

Clubs

Chess Club Grades 2-5 | Fri 3:15-4:15pm
Garden Club All Grades | Tue 3:15-4:00pm
Robotics Club Grades 3-5 | Thu 3:30-5:00pm

Note: Schedules may change during school holidays. Please contact School for exact Schedule.

Summer Suggested Reading

Horn Book Selections

Vocabulary.com +3 Horn Book +3 What to Read to Your Kids +3

ML

Maggie Lou, Firefox

by Arnolda Dufour Bowes

PS

The Puppets of Spelhorst

by Kate DiCamillo

MLV

The Mona Lisa Vanishes

by Nicholas Day

Vocabulary.com Top Picks

Penguin Random House +10 Vocabulary.com +10 Wikipedia +10

F

Frindle

by Andrew Clements

WR

The Wild Robot

by Peter Brown

JGP

James and the Giant Peach

by Roald Dahl

Penguin Random House Features

Horn Book +2 Penguin Random House +2 The Guardian +2

SLB

The Secret Language of Birds

by Lynne Kelly

S

The Swifts: A Dictionary of Scoundrels

by Beth Lincoln

Free Robotics and Stem In-person Workshop in Your Neighbourhood for 7-14 Years Tech Enthusiasts.

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What Parents Say