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Castleton Academy High School of Oceanside
PublicHighGrades 9–12
25 Castleton Ct, Oceanside, NY 11572 · (516) 678-7593 · Part of Oceanside Union Free School District
Students
35
Students per teacher
5:1
Free or reduced lunch
49%
Setting
Suburb
Grades
9–12
What stands out about Castleton Academy High School of Oceanside
- Math proficiency 19 pts above the state
- Reading / language arts 66 pts below the state
- Small classes: 5:1 students per teacher
On the path
Where Oceanside kids come from and go next.
7–8School 9M-Oceanside Middle School801 students
9–12Castleton Academy High School of OceansideYou are here
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency75%
State average 56.1%
Reading / language arts-3%
State average 62.6%
Location
Directions ↗
25 Castleton Ct, Oceanside
Students
Enrollment by grade
Grade 104
Grade 1113
Grade 1218
Enrollment over time
36’20
46’21
50’22
34’23
35’24
About steady.
Who goes here
Hispanic 57%White 29%Asian 6%Two or more races 6%Black 3%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Castleton Academy High School of Oceanside.
Other schools in Oceanside Union Free School District
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.