For the 2026 school year, there is 1 private high school serving 1,200 students in West Islip, NY.
The top-ranked private high school in West Islip, NY is St. John The Baptist Diocesan High School.
The average acceptance rate is 75%, which is same as the New York private high school average acceptance rate of 75%.
100% of private high schools in West Islip, NY are religiously affiliated (most commonly Catholic).
Top-Ranked West Islip Private High Schools (2026)
School
Location
Quick Facts
1170 Montauk Highway
West Islip, NY 11795
(631) 587-8000
West Islip, NY 11795
(631) 587-8000
Gr: 9-12 | 1,200 students Avg. class size: 28 students Sports: 28 | Extracurrculars: 2 Tuition & acceptance rate listed
Overview
This Town (West Islip)
This State (NY)
# Schools
1 School
Student Body:
# Students
1,200 Students
235,769 Students
% Average Students of Color
27%
38%
Academics and Faculty:
# Teachers
94 Teachers
25,232 Teachers
Average Student-Teacher Ratio
13:1
9:1
% Average Faculty w/Advanced Degree
99%
76%
Average Class Size
28 students
15 students
Average Number of AP Courses
18 courses
12 courses
Average SAT score
1250
(Out of 1600)
1249
Average ACT score
28
(Out of 36)
28
Tuition and Acceptance Rate:
Average Yearly Tuition Cost
$14,200
$26,901
Average % on Financial Aid
14%
35%
Average Financial Aid Grant
$1,000
$14,482
Average Acceptance Rate
75%
75%
Students by Ethnicity:
Diversity Score
0.44
0.51
# American Indian Students
2 Students
429 Students
% American Indian Students
n/a
n/a
# Asian Students
100 Students
11,858 Students
% Asian Students
8%
5%
# Hispanic Students
155 Students
15,698 Students
% Hispanic Students
12%
7%
# Black Students
90 Students
16,795 Students
% Black Students
7%
7%
# White Students
961 Students
161,818 Students
% White Students
73%
69%
# Hawaiian Students
n/a
2,431 Students
% Hawaiian Students
n/a
1%
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
n/a
26,453 Students
% of Others Students
n/a
11%
All Ethnic Groups
Extracurriculars and Sports:
Average Number of Extracurriculars
2 extracurriculars
18 extracurriculars
Average Number of Sports
28 sports
9 sports
Frequently Asked Questions
What are the top-ranked private high schools in West Islip, NY?
The top-ranked private high schools in West Islip, NY is St. John The Baptist Diocesan High School.
How many private high schools are located in West Islip?
1 private high schools are located in West Islip.
What percentage of private high schools are religiously affiliated in West Islip?
100% of private high schools in West Islip are religiously affiliated (most commonly Catholic).
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