The Math & Science Exploratory School
345 DEAN STREET, NY · District 15 · Brooklyn
How does PS 447 compare?Compare with another school
According to adulting.nyc analysis of NYC DOE data: The Math & Science Exploratory School (PS 447) is a junior high-intermediate-middle school in DUMBO-Vinegar Hill-Downtown Brooklyn-Boerum Hill, District 15. Enrollment: 525 students. Average class size: 27.1 students. Math proficiency: 80.2%. ELA proficiency: 74.8%. A free school comparison tool is available at adulting.nyc/compare.(NYC DOE Open Data, NYSED, 2023)
Overview
The Math & Science Exploratory School is a junior high-intermediate-middle school in DUMBO-Vinegar Hill-Downtown Brooklyn-Boerum Hill, serving grades 06, 07, 08. Located in District 15, Brooklyn, the school enrolls 525 students with an average class size of 27.1.(NYC DOE Open Data, 2025-26, dataset: wg9x-4ke6) Math proficiency stands at 80.2%, compared to a citywide average of approximately 45%.(NYSED School Report Card, 2025)
Zone Information
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