P.S. 21 Margaret Emery-Elm Park
168 Hooker Place
District 31 · NYC Public Schools · Elementary · Grades 3-K–5 (2025–2026)
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Enrollment
364 students in school year 2025–2026. Change since 2018–2019: +18 students (+5.2%).
| School year | Students |
|---|---|
| 2018–2019 | 346 |
| 2019–2020 | 392 |
| 2020–2021 | 402 |
| 2021–2022 | 376 |
| 2022–2023 | 392 |
| 2023–2024 | 398 |
| 2024–2025 | 383 |
| 2025–2026 | 364 |
Spending per student
Latest reported, school year 2024–2025: $40,119 per student (state & local $37,396 · federal $2,723).
Same-year medians: District 31 $36,168 · citywide $33,315
| School year | Total | Federal | State & local | Students (state count) |
|---|---|---|---|---|
| 2018–2019 | $23,527 | $1,651 | $21,876 | 346 |
| 2019–2020 | $24,104 | $1,485 | $22,619 | 387 |
| 2020–2021 | $23,946 | $1,901 | $22,045 | 400 |
| 2021–2022 | $26,894 | $3,431 | $23,463 | 376 |
| 2022–2023 | $24,629 | $2,075 | $22,553 | 393 |
| From 2023–2024, figures include a share of citywide costs, such as central offices. Not comparable with earlier years. | ||||
| 2023–2024 | $37,934 | $5,046 | $32,888 | 393 |
| 2024–2025 | $40,119 | $2,723 | $37,396 | 381 |
Other schools in District 31, Staten Island
- Concord High School
- CSI High School for International Studies
- Curtis High School
- Fort Hill Collaborative Elementary School
- Gaynor McCown Expeditionary Learning School
- I.S. 007 Elias Bernstein
- I.S. 024 Myra S. Barnes
- I.S. 027 Anning S. Prall
- I.S. 034 Tottenville
- I.S. 051 Edwin Markham
- I.S. 061 William A Morris
- I.S. 072 Rocco Laurie
- I.S. 075 Frank D. Paulo
- I.S. 49 Berta A. Dreyfus
- I.S. R002 George L. Egbert
- Marsh Avenue School for Expeditionary Learning
- Naples Street Elementary School
- New Dorp High School
- P.S. 001 Tottenville
- P.S. 003 The Margaret Gioiosa School
- P.S. 004 Maurice Wollin
- P.S. 005 Huguenot
- P.S. 013 M. L. Lindemeyer
- P.S. 016 John J. Driscoll
- P.S. 018 John G. Whittier
- P.S. 019 The Curtis School
- P.S. 020 Port Richmond
- P.S. 022 Graniteville
- P.S. 023 Richmondtown
- P.S. 029 Bardwell
- P.S. 030 Westerleigh
- P.S. 031 William T. Davis
- P.S. 032 The Gifford School
- P.S. 036 J. C. Drumgoole
- P.S. 038 George Cromwell
- P.S. 042 Eltingville
- P.S. 044 Thomas C. Brown
- P.S. 045 John Tyler
- P.S. 046 Albert V. Maniscalco
- P.S. 048 William G. Wilcox
- P.S. 050 Frank Hankinson
- P.S. 052 John C. Thompson
- P.S. 054 Charles W. Leng
- P.S. 055 Henry M. Boehm
- P.S. 057 Hubert H. Humphrey
- P.S. 060 Alice Austen
- P.S. 069 Daniel D. Tompkins
- P.S. 11 Thomas Dongan School
- P.S. 35 The Clove Valley School
- P.S. 39 Francis J. Murphy Jr.
- P.S. 56 The Louis Desario School
- P.S. 6 Corporal Allan F. Kivlehan School
- P.S. 65 The Academy of Innovative Learning
- P.S. 74 Future Leaders Elementary School
- P.S. 78
- P.S. 8 Shirlee Solomon
- P.S./I.S. 26 The Carteret School
- Port Richmond High School
- Port Richmond School for Visionary Learning
- Ralph R. McKee Career and Technical Education High
- Space Shuttle Columbia School
- Staten Island School of Civic Leadership
- Staten Island Technical High School
- Susan E. Wagner High School
- The Barbara Esselborn School
- The Eagle Academy for Young Men of Staten Island
- The Harbor View School
- The Kathleen Grimm School for Leadership and Susta
- The Michael J. Petrides School
- The Richmond Pre-K Center
- The Stephanie A. Vierno School
- The Waverly Academy of Empowered Learners
- The Young Women's Leadership School of Staten Isla
- Tottenville High School
NYC public schools, by the numbers: staff, pay, budget and English learners →
Sources: New York City Public Schools enrollment data and spending per student reported by the New York State Education Department. Missing years are not zero. Enrollment and spending are not school-quality ratings. How we check the data