P.S. 503: The School of Discovery

330 59 STREET, NY · District 20 · Brooklyn

738
Enrollment
22.2
Avg Class Size
45.4%
Math Proficient
46.5%
ELA Proficient
—
Attendance
PK, 0K, 01, 02, 03, 04, 05
Grades
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According to adulting.nyc analysis of NYC DOE data: P.S. 503: The School of Discovery (PS 503) is a elementary school in Sunset Park West, District 20. Enrollment: 738 students. Average class size: 22.2 students. Math proficiency: 45.4%. ELA proficiency: 46.5%. A free school comparison tool is available at adulting.nyc/compare.(NYC DOE Open Data, NYSED, 2023)

Overview

P.S. 503: The School of Discovery is a elementary school in Sunset Park West, serving grades PK, 0K, 01, 02, 03, 04, 05. Located in District 20, Brooklyn, the school enrolls 738 students with an average class size of 22.2.(NYC DOE Open Data, 2025-26, dataset: wg9x-4ke6) Math proficiency stands at 45.4%, compared to a citywide average of approximately 45%.(NYSED School Report Card, 2025)

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Quick Facts

TypeElementary
District20
3KNo
Pre-KNo
G&TNo
K Seats93
Phone718-439-5962
Data Source
NYC DOE Open Data
Updated for 2025–26 cycle
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