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Selden Middle School

22 Jefferson Ave
Centereach, NY 11720
(School attendance zone shown in map)
5/
10
Bottom 50%
Serving 1,053 students in grades 6-8, Selden Middle School ranks in the bottom 50% of all schools in New York for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 47% (which is lower than the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 47% (which is lower 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 55% of the student body (majority Hispanic), which is lower than the New York state average of 60% (majority Hispanic).

Quick Stats (2025)

  • Grades: 6-8
  • Enrollment: 1,053 students
  • Student:Teacher Ratio: 14:1
  • Minority Enrollment: 55%
  • : Bottom 50% in NY
  • : 47% (Btm 50%)
  • : 47% (Top 50%)
  • : 75% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), NY Dept. of Education

Top Rankings

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

Category
Attribute

School Overview

Selden Middle School's student population of 1,053 students has stayed relatively flat over five school years.
The teacher population of 74 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 6-8
(Supplemental Virtual)
Total Students
1,053 students
Gender %
Total Classroom Teachers
74 teachers

School Rankings

Selden Middle School ranks within the bottom 50% of all 4,346 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of Selden Middle School is 0.67, which is less 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)
#2328 out of 4346 schools
(Bottom 50%)
47%
52%
47%
49%
75%
78%
Student : Teacher Ratio
14:1
11:1
American Indian
n/a
1%
Asian
10%
10%
Hispanic
34%
30%
Black
8%
16%
White
45%
40%
Hawaiian
n/a
n/a
Two or more races
3%
3%
All Ethnic Groups
0.67
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
43%
54%
Eligible for Reduced Lunch
2%
3%
School Statewide Testing
Source: National Center for Education Statistics (NCES), NY Dept. of Education
Profile last updated: 02/09/2025

Frequently Asked Questions

What is Selden Middle School's ranking?
Selden Middle School is ranked #2328 out of 4,346 schools, which ranks it among the bottom 50% of public schools in New York.
What schools are Selden Middle School often compared to?
Selden Middle Schoolis often viewed alongside schools like Dawnwood Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
47% of students have achieved math proficiency (compared to the 52% NY state average), while 47% of students have achieved reading proficiency (compared to the 49% NY state average).
How many students attend Selden Middle School?
1,053 students attend Selden Middle School.
What is the racial composition of the student body?
45% of Selden Middle School students are White, 34% of students are Hispanic, 10% of students are Asian, 8% of students are Black, and 3% of students are Two or more races.
What is the student:teacher ratio of Selden Middle School?
Selden Middle School has a student ration of 14:1, which is higher than the New York state average of 11:1.
What grades does Selden Middle School offer ?
Selden Middle School offers enrollment in grades 6-8 (Supplemental Virtual).
What school district is Selden Middle School part of?
Selden Middle School is part of Middle Country Central School District.

School Reviews

5   11/1/2021
Many wonderful teachers, a great learning environment, and diversity.
- Posted by Student/Alumni - AN

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Quick Stats (2025)

  • Grades: 6-8
  • Enrollment: 1,053 students
  • Student:Teacher Ratio: 14:1
  • Minority Enrollment: 55%
  • : Bottom 50%
  • : 47% (Btm 50%)
  • : 47% (Top 50%)
  • : 75% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), NY Dept. of Education

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