P.S. 21 Margaret Emery-Elm Park
168 HOOKER PLACE, NY · District 31 · Staten Island
3KPre-K
How does PS 21 compare?Compare with another school
According to adulting.nyc analysis of NYC DOE data: P.S. 21 Margaret Emery-Elm Park (PS 21) is a elementary school in Port Richmond, District 31. Average class size: 22.3 students. Math proficiency: 58.4%. ELA proficiency: 50%. 3K program available. Pre-K program available. A free school comparison tool is available at adulting.nyc/compare.(NYC DOE Open Data, NYSED, 2023)
Overview
P.S. 21 Margaret Emery-Elm Park is a elementary school in Port Richmond, serving grades PK, 0K, 01, 02, 03, 04, 05. Located in District 31, Staten Island, the school enrolls — students with an average class size of 22.3.(NYC DOE Open Data, 2025-26, dataset: wg9x-4ke6) Math proficiency stands at 58.4%, compared to a citywide average of approximately 45%.(NYSED School Report Card, 2025)
Zone Information
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