Islip Union Free School District

215 Main St
Islip, NY 11751-3435
(District boundaries shown in map)
4/
10
Bottom 50%

Top Rankings

Islip Union Free School District ranks among the top 20% of public school district in New York for:

Category
Attribute
Graduation Rate
Highest graduation rate (Top 5%)
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2026 school year, there are 5 public schools serving 2,652 students in Islip Union Free School District. This district's average testing ranking is 3/10, which is in the bottom 50% of public schools in New York.
Public Schools in Islip Union Free School District have an average math proficiency score of 42% (versus the New York public school average of 53%), and reading proficiency score of 41% (versus the 49% statewide average).
Minority enrollment is 54% of the student body (majority Hispanic), which is less than the New York public school average of 61% (majority Hispanic).

Overview

This School District
This State (NY)
# Schools
5 Schools
4,810 Schools
# Students
2,652 Students
2,503,634 Students
# Teachers
259 Teachers
218,347 Teachers
Student-Teacher Ratio
10:1
10:1

Student By Grade

District Rank

Islip Union Free School District, which is ranked #730 of all 1,008 school districts in New York (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 97% has stayed relatively flat over five school years.
This School District
State Average (NY)
#696 out of 1017 school districts
(Bottom 50%)
42%
52%
42%
49%
88%
78%
97%
87%

Students by Ethnicity:

0.64
0.73
% American Indian
n/a
1%
% Asian
5%
10%
% Hispanic
39%
31%
% Black
6%
15%
% White
46%
39%
% Hawaiian
n/a
n/a
% Two or more races
4%
4%
All Ethnic Groups

District Revenue and Spending

The revenue/student of $33,266 is higher than the state median of $31,371. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $31,870 is less than the state median of $32,248. The school district spending/student has grown by 5% over four school years.
This School District
This State (NY)
Total Revenue
$88 MM
$78,541 MM
Spending
$85 MM
$80,737 MM
Revenue / Student
$33,266
$31,371
Spending / Student
$31,870
$32,248

Best Islip Union Free School District Public Schools (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Islip High School
(Math: 70-74% | Reading: 70-74%)
Rank:
9/
10
Top 20%
2508 Union Blvd
Islip, NY 11751
(631) 650-8301
Gr: 9-12 | 890 students Student-teacher ratio: 10:1 Minority enrollment: 53%
Rank: #22.
Maud S Sherwood Elementary School
(Math: 55-59% | Reading: 35-39%)
Rank:
5/
10
Bottom 50%
301 Smith Ave
Islip, NY 11751
(631) 650-8650
Gr: 2-5 | 366 students Student-teacher ratio: 10:1 Minority enrollment: 44%
Rank: #33.
Islip Middle School
(Math: 36% | Reading: 48%)
Rank:
4/
10
Bottom 50%
211 Main St
Islip, NY 11751
(631) 650-8500
Gr: 6-8 | 601 students Student-teacher ratio: 10:1 Minority enrollment: 55%
Rank: #44.
Commack Road Elementary School
(Math: 33% | Reading: 25%)
Rank:
2/
10
Bottom 50%
300 Commack Rd
Islip, NY 11751
(631) 650-8600
Gr: 2-5 | 422 students Student-teacher ratio: 11:1 Minority enrollment: 65%
Rank: n/an/a
Wing Elementary School
1 Winganhauppauge Rd
Islip, NY 11751
(631) 650-8450
Gr: K-1 | 373 students Student-teacher ratio: 11:1 Minority enrollment: 53%

Frequently Asked Questions

How many schools belong to Islip Union Free School District?
Islip Union Free School District manages 5 public schools serving 2,652 students.
What is the rank of Islip Union Free School District?
Islip Union Free School District is ranked #730 out of 1,008 school districts in New York (bottom 50%) based off of combined math and reading proficiency testing data for the 2022-2023 school year. This district ranks in the top 20% of New York school districts for: Highest graduation rate (Top 5%), Most diverse schools (Top 1%) and Largest student body (number of students) (Top 1%)
What is the racial composition of students in Islip Union Free School District?
46% of Islip Union Free School District students are White, 39% of students are Hispanic, 6% of students are Black, 5% of students are Asian, and 4% of students are Two or more races.
What is the student/teacher ratio of Islip Union Free School District?
Islip Union Free School District has a student/teacher ratio of 10:1, which is lower than the New York state average of 11:1.
What is Islip Union Free School District's spending/student ratio?
The school district's spending/student of $31,870 is less than the state median of $32,248. The school district spending/student has grown by 5% over four school years.

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Quick Facts (2026)

  • District size: 5 schools
  • Grades: K-12
  • Enrollment: 2,652 students
  • Student-Teacher Ratio: 10:1
  • Minority Enrollment: 54%
  • : 97% (Top 5% in NY)
  • : Bottom 50%
  • : 42% (Btm 50%)
  • : 42% (Btm 50%)
  • : 88% (Top 30%)
  • Source: National Center for Education Statistics (NCES), NY Dept. of Education

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