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 20%)
Diversity
Most diverse schools (Top 1%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 5 public schools serving 2,675 students in Islip Union Free School District. This district's average testing ranking is 4/10, 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 47%), and reading proficiency score of 41% (versus the 49% statewide average).
Minority enrollment is 53% of the student body (majority Hispanic), which is less than the New York public school average of 60% (majority Hispanic).
Overview
This School District
This State (NY)
# Schools
5 Schools
4,818 Schools
# Students
2,675 Students
2,508,712 Students
# Teachers
268 Teachers
217,359 Teachers
Student : Teacher Ratio
10:1
10:1
Student By Grade
District Rank
Islip Union Free School District, which is ranked #637 of all 1,015 school districts in New York (based off of combined math and reading proficiency testing data) for the 2021-2022 school year.
The school district's graduation rate of 94% has decreased from 96% over five school years.
Overall District Rank
#610 out of 1020 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
42%
46%
Reading/Language Arts Test Scores (% Proficient)
42%
49%
Science Test Scores (% Proficient)
88%
78%
Graduation Rate
94%
87%
Students by Ethnicity:
Diversity Score
0.63
0.72
% American Indian
n/a
1%
% Asian
5%
10%
% Hispanic
38%
30%
% Black
6%
16%
% White
48%
40%
% Hawaiian
n/a
n/a
% Two or more races
3%
3%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $32,980 is higher than the state median of $31,307. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $31,596 is less than the state median of $32,183. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$88 MM
$78,541 MM
Spending
$85 MM
$80,737 MM
Revenue / Student
$32,980
$31,307
Spending / Student
$31,596
$32,183
Best Islip Union Free School District Public Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Islip High School
(Math: 91% | Reading: 70-74%)
Rank:
Rank:
9/
Top 20%10
2508 Union Blvd
Islip, NY 11751
(631) 650-8301
Islip, NY 11751
(631) 650-8301
Grades: 9-12
| 891 students
Rank: #22.
Islip Middle School
(Math: 31% | Reading: 48%)
Rank:
Rank:
4/
Bottom 50%10
211 Main St
Islip, NY 11751
(631) 650-8500
Islip, NY 11751
(631) 650-8500
Grades: 6-8
| 615 students
Rank: #33.
Maud S Sherwood Elementary School
(Math: 35-39% | Reading: 35-39%)
Rank:
Rank:
4/
Bottom 50%10
301 Smith Ave
Islip, NY 11751
(631) 650-8650
Islip, NY 11751
(631) 650-8650
Grades: 2-5
| 351 students
Rank: #44.
Commack Road Elementary School
(Math: 19% | Reading: 25%)
Rank:
Rank:
2/
Bottom 50%10
300 Commack Rd
Islip, NY 11751
(631) 650-8600
Islip, NY 11751
(631) 650-8600
Grades: 2-5
| 435 students
Rank: n/an/a
1 Winganhauppauge Rd
Islip, NY 11751
(631) 650-8450
Islip, NY 11751
(631) 650-8450
Grades: K-1
| 383 students
Frequently Asked Questions
How many schools belong to Islip Union Free School District?
Islip Union Free School District manages 5 public schools serving 2,675 students.
What is the rank of Islip Union Free School District?
Islip Union Free School District is ranked #637 out of 1,015 school districts in New York (bottom 50%) based off of combined math and reading proficiency testing data for the 2021-2022 school year. This district ranks in the top 20% of New York school districts for: Highest graduation rate (Top 20%), 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?
48% of Islip Union Free School District students are White, 38% of students are Hispanic, 6% of students are Black, 5% of students are Asian, and 3% 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 $31,596 is less than the state median of $32,183. The school district spending/student has stayed relatively flat over four school years.
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