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 is 1 public high school serving 891 students in Islip Union Free School District. This district's average high testing ranking is 7/10, which is in the top 50% of public high schools in New York.
Public High School in Islip Union Free School District have an average math proficiency score of 91% (versus the New York public high school average of 67%), and reading proficiency score of 72% (versus the 59% statewide average).
Public High School in Islip Union Free School District have a Graduation Rate of 96%, which is more than the New York average of 88%.
The school with highest graduation rate is Islip High School, with 96% graduation rate. Read more about public school graduation rate statistics in New York or national school graduation rate statistics.
Minority enrollment is 51% of the student body (majority Hispanic), which is less than the New York public high school average of 61% (majority Hispanic).
Overview
This School District
This State (NY)
# Schools
5 Schools
1,462 Schools
# Students
2,675 Students
948,443 Students
# Teachers
268 Teachers
85,120 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 2022-2023 school year.
The school district's graduation rate of 97% has stayed relatively flat over five school years.
Overall District Rank
#610 out of 1020 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
(22-23)42%
52%
Reading/Language Arts Test Scores (% Proficient)
42%
49%
Science Test Scores (% Proficient)
88%
78%
Graduation Rate
(22-23)97%
87%
Students by Ethnicity:
Diversity Score
0.63
0.72
% American Indian
n/a
1%
% Asian
5%
9%
% Hispanic
38%
30%
% Black
6%
18%
% White
48%
39%
% 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 High 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
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