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US School RatingsPublic school data for parents and homebuyers

MS 51 WILLIAM ALEXANDER

Grades 06–08 · BROOKLYN, NY · NCES 360009202226

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350 5TH AVE · BROOKLYN, NY 11215

At a glance

Reported students

1,038

NCES CCD 2024–25

Teachers (FTE)

73.29

NCES CCD 2024–25

Student–teacher ratio

14.2:1

Calculated; not a class-size measure

Grades served

06–08

NCES preliminary directory 2025–26

School benchmarks

New York middle enrollment

92nd percentile

Compared with 789 same-level schools reporting enrollment.

District median enrollment

481

MS 51 WILLIAM ALEXANDER: 1,038 reported students.

State peer staffing position

96th percentile

14.2:1 reported; state peer median 10.2:1. Ratio is not class size.

What the reported data says about MS 51 WILLIAM ALEXANDER

MS 51 WILLIAM ALEXANDER is a public middle school serving grades 06–08 in BROOKLYN. It is one of 51 current school records connected to NEW YORK CITY GEOGRAPHIC DISTRICT #15. NCES reports 1,038 students for 2024–25.

Among 789 middle schools in New York with comparable records, this school is larger than the reported median of 447 students. Its enrollment is at approximately the 92nd percentile for that peer group. Size describes the campus, not instructional quality.

The reported student–teacher ratio is 14.2:1, above the New York median of 10.2:1 for the same school level. This ratio uses total enrollment and teacher FTE; it is not an average classroom headcount and can be affected by special programs or part-time staffing.

The largest reported race and ethnicity groups are Hispanic or Latino (32.1%) and Asian (27.5%). These figures help families understand who the school serves; they are not rating inputs.

Questions worth asking MS 51 WILLIAM ALEXANDER

  1. 1How do the reported 14.2:1 student–teacher ratio and 73.29 teacher FTE translate into actual class sizes by grade?
  2. 2Which advanced, gifted, career, arts, and computer-science courses are available this year, and how do students qualify?
  3. 3How many counselors, nurses, psychologists, and social workers currently serve students?
  4. 4Does community eligibility provide breakfast and lunch to every enrolled student, and are summer meals available?
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Enrollment needs

Free/reduced-price lunch
60.2%
Lunch program
Yes under Community Eligibility Option (CEO)

Student demographics

Race and ethnicity share of reported enrollment

  • White25.9%
  • Hispanic32.1%
  • Black7%
  • Asian27.5%
  • American Indian / Alaska Native0.3%
  • Native Hawaiian / Pacific Islander0.1%
  • Multiracial7.1%

Race/ethnicity: NCES CCD 2024–25. English learner and disability context: CRDC 2021–22. Lunch eligibility: NCES CCD 2024–25. Privacy rules can produce missing values.

Other schools in NEW YORK CITY GEOGRAPHIC DISTRICT #15

Start with campuses at the same school level or with similar reported enrollment.

JHS 88 PETER ROUGET

Middle · Grades 06–08

843 reported students

NEW VOICES SCHOOL OF ACADEMIC AND CREATIVE ARTS

Middle · Grades 06–08

546 reported students

EXPLORATORY SCHOOL (THE)

Middle · Grades 06–08

518 reported students

IS 136 CHARLES O DEWEY

Middle · Grades 06–08

474 reported students

SUNSET PARK PREP

Middle · Grades 06–08

390 reported students

MS 442 CARROLL GARDENS SCHOOL FOR INNOVATION

Middle · Grades 06–08

338 reported students

View all 51 district schools →