Middle School 51 William Alexander

350 5th Ave
Brooklyn, NY 11215
(School attendance zone shown in map)
8/
10
Top 30%
Serving 1,026 students in grades 6-8, Middle School 51 William Alexander ranks in the top 30% of all schools in New York for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 53% (which is higher than the New York state average of 46%). The percentage of students achieving proficiency in reading/language arts is 68% (which is higher than the New York state average of 49%).
The student:teacher ratio of 14:1 is higher than the New York state level of 11:1.
Minority enrollment is 72% of the student body (majority Hispanic), which is higher than the New York state average of 60% (majority Hispanic and Black).

Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 6-8
  • Enrollment: 1,026 students
  • Student:Teacher Ratio: 14:1
  • Minority Enrollment: 72%
  • : Top 30% in NY
  • : 53% (Top 50%)
  • : 68% (Top 20%)
  • : 84% (Top 50%)
  • Source: National Center for Education Statistics (NCES), NY Dept. of Education

Top Rankings

Middle School 51 William Alexander ranks among the top 20% of public schools in New York for:

Category
Attribute

School Overview

Middle School 51 William Alexander's student population of 1,026 students has declined by 9% over five school years.
The teacher population of 76 teachers has grown by 16% over five school years.
School Type
Grades Offered
Grades 6-8
(offers virtual instruction)
Total Students
1,026 students
This chart displays total students of Middle School 51 William Alexander by year, with the latest 2022-23 school year data.
Gender %
This chart displays gender of Middle School 51 William Alexander
Total Classroom Teachers
76 teachers
This chart displays the total teachers of Middle School 51 William Alexander by year, with the latest 2022-23 school year data.
Students by Grade
This chart displays the students of Middle School 51 William Alexander by grade.

School Rankings

Middle School 51 William Alexander ranks within the top 30% of all 4,377 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of Middle School 51 William Alexander is 0.75, which is more than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
This School
State Level (NY)
#1179 out of 4377 schools
(Top 30%)
This chart displays the overall school rank of Middle School 51 William Alexander, with the latest 2021-22 school year data.
53%
46%
This chart displays the percentage of students that scored at or above 'proficient' levels in Math of Middle School 51 William Alexander and the percentage of public school students that scored at or above 'proficient' levels in Math of public schools in New York by year, with the latest 2021-22 school year data.
68%
49%
This chart displays the percentage of students that scored at or above 'proficient' levels in Reading/Language Arts of Middle School 51 William Alexander and the percentage of public school students that scored at or above 'proficient' levels in Reading/Language Arts of New York by year, with the latest 2021-22 school year data.
84%
78%
This chart displays the percentage of students that scored at or above 'proficient' levels in Science of Middle School 51 William Alexander and the percentage of public school students that scored at or above 'proficient' levels in Science of public schools in New York by year, with the latest 2021-22 school year data.
Student : Teacher Ratio
14:1
11:1
This chart displays the student teacher ratio of Middle School 51 William Alexander and the public school average student teacher ratio of New York by year, with the latest 2022-23 school year data.
American Indian
n/a
1%
Asian
23%
10%
This chart displays the percentage of Asian students in Middle School 51 William Alexander and the percentage of Asian public school students in New York by year, with the latest 2022-23 school year data.
Hispanic
34%
29%
This chart displays the percentage of Hispanic students in Middle School 51 William Alexander and the percentage of Hispanic public school students in New York by year, with the latest 2022-23 school year data.
Black
9%
16%
This chart displays the percentage of Black students in Middle School 51 William Alexander and the percentage of Black public school students in New York by year, with the latest 2022-23 school year data.
White
28%
40%
This chart displays the percentage of White students in Middle School 51 William Alexander and the percentage of White public school students in New York by year, with the latest 2022-23 school year data.
Hawaiian
n/a
n/a
Two or more races
6%
4%
This chart displays the percentage of students of two or more races in Middle School 51 William Alexander and the percentage of public school students of two or more races in New York by year, with the latest 2022-23 school year data.
All Ethnic Groups
This chart displays the percentage breakdown of students of all ethnic groups in Middle School 51 William Alexander.
This chart displays the percentage breakdown of public school students of all ethnic groups in New York.
0.75
This chart displays the diversity score of Middle School 51 William Alexander and the public school average diversity score of New York by year, with the latest 2022-23 school year data.
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
57%
53%
This chart displays the percentage of students who is eligible for free lunch in Middle School 51 William Alexander and the percentage of public school students who is eligible for free lunch in New York by year, with the latest 2022-23 school year data.
Eligible for Reduced Lunch
4%
3%
This chart displays the percentage of students who is eligible for reduced lunch in Middle School 51 William Alexander and the percentage of public school students who is eligible for reduced lunch in New York by year, with the latest 2022-23 school year data.
Source: National Center for Education Statistics (NCES), NY Dept. of Education

Frequently Asked Questions

What is Middle School 51 William Alexander's ranking?
Middle School 51 William Alexander is ranked #1179 out of 4,377 schools, which ranks it among the top 30% of public schools in New York.
What schools are Middle School 51 William Alexander often compared to?
Middle School 51 William Alexanderis often viewed alongside schools like Math And Science Exploratory School, New Voices School Of Academic And Creative Arts by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
53% of students have achieved math proficiency (compared to the 46% NY state average), while 68% of students have achieved reading proficiency (compared to the 49% NY state average).
How many students attend Middle School 51 William Alexander?
1,026 students attend Middle School 51 William Alexander.
What is the racial composition of the student body?
34% of Middle School 51 William Alexander students are Hispanic, 28% of students are White, 23% of students are Asian, 9% of students are Black, and 6% of students are Two or more races.
What is the student:teacher ratio of Middle School 51 William Alexander?
Middle School 51 William Alexander has a student ration of 14:1, which is higher than the New York state average of 11:1.
What grades does Middle School 51 William Alexander offer ?
Middle School 51 William Alexander offers enrollment in grades 6-8 (offers virtual instruction).
What school district is Middle School 51 William Alexander part of?
Middle School 51 William Alexander is part of New York City Geographic District #15 School District.
In what neighborhood is Middle School 51 William Alexander located?
Middle School 51 William Alexander is located in the Park Slope neighborhood of Brooklyn, NY. There are 13 other public schools located in Park Slope.

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Quick Stats (2024-25)

  • School Type: Magnet School
  • Grades: 6-8
  • Enrollment: 1,026 students
  • Student:Teacher Ratio: 14:1
  • Minority Enrollment: 72%
  • : Top 30%
  • : 53% (Top 50%)
  • : 68% (Top 20%)
  • : 84% (Top 50%)
  • Source: National Center for Education Statistics (NCES), NY Dept. of Education

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