High school (grades 9-12) · Oceanside, NY

Castleton Academy High School of Oceanside

Federal NCES profile for Castleton Academy High School of Oceanside, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 49/100.

2024-25 NCES dataHigh school (grades 9-12)NCES 362157006053
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Compiled from official source data by .
0/100100/10049/100
👥 S:T ratio
80
🌟 Gifted program
30
🎓 Counselors
65
📋 Attendance
22
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →

The verdict

Castleton Academy High School of Oceanside earns 49/100 on the Resource Investment Index, with class sizes smaller than 98% of New York schools. It is also one of the smallest schools in New York.

#4 of 10
public schools in Oceanside · Resource Index
49
Resource Index · Higher
5:1
small classes for New York
34.0%
free-lunch eligible

Castleton Academy High School of Oceanside has class sizes smaller than 98% of New York schools. Computed live against every New York school reporting to NCES.

By Resource Investment Index, Castleton Academy High School of Oceanside ranks #4 of 10 public schools in Oceanside, NY.

School address

Oceanside, NY 11572
District: Oceanside Union Free School District · New York

NCES ID 362157006053 Verify on NCES CCD record →

CCD year-over-year · 2022-23 → 2023-24

-16 students YoY

Castleton Academy High School of Oceanside shrank from 50 students in 2022-23 to 34 in 2023-24 (-32.0%).

Teacher FTE lost 7.9 → 6.8 across the same CCD years.

Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).

Shrinking CCD campus

-16 students YoY 362157006053 · Oceanside, NY High · SMALL · TRAD

35 enr · 5:1 · 34.0% lunch · RII 49

Nearest enrollment peer: School 7-Oceanside Senior High School (1,668 students)

Castleton Academy High School of Oceanside shrank from 50 students in 2022-23 to 34 in 2023-24 (-32.0%). Teacher FTE lost 7.9 → 6.8 across the same CCD years. Read with this school → · District book → · New York schools → · Find another →

Castleton Academy High School of Oceanside in the enrollment neighbourhood

Fall enrollment among this campus and nearest district peers

students

What this shows Castleton Academy High School of Oceanside reports 35 students on the CCD universe file.

Source U.S. Department of Education, NCES Common Core of Data (Public School Universe) As of 2024-25

How Castleton Academy High School of Oceanside compares

Castleton Academy High School of Oceanside is a shrinking campus on CCD: ratios and free-lunch share vs New York and U.S. means.

Metric This school vs New York New York avg U.S. avg
Students per teacher 5:1 ▼ 58% 11.8:1 15.7:1
Free-lunch eligible 34.0% ▼ 40% 56.2% 51.7%
Enrollment 35 top 99% - -

Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25

5:1
Leaner classes than 98% of US schools, among the more generously staffed nationally.
35
Bigger than 4% of US schools by enrollment, a small campus.

Equity indicators methodology

Economic need
34.0%
free-lunch eligible - 40% below the New York average of 56.2%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
5:1
students per teacher - 58% below state mean
Top 2% in New York - lower ratio than 98% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
31.4%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$28,376
per pupil, district-wide - above New York avg of $28,120
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors0.2 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 4 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 11.4 per 100 students. Reported via the Civil Rights Data Collection.

Student demographics

Hispanic or Latino 57.1%
White 28.6%
Asian 5.7%
Two or More 5.7%
African American 2.9%

Largest group: Hispanic or Latino at 57.1% of enrollment.

Student-body diversity index 58.5/100

Simpson diversity index - at 58.5, Castleton Academy High School of Oceanside is more mixed than the New York school average of 45.5.

Programs

AP program Not offered

District finance for Oceanside Union Free School District reports $28,376 per pupil (NCES F-33) - open the district page for the full revenue mix.

How Castleton Academy High School of Oceanside Compares to District-Mates

School Enrollment Economic Profile Student-Teacher Ratio
School 7-Oceanside Senior High School Larger Lower economic need Higher S:T ratio
School 9m-Oceanside Middle School Larger Lower economic need Higher S:T ratio
School 6-Kindergarten Center Larger Lower economic need No ratio data
School 5 Larger Lower economic need Higher S:T ratio
School 3 Larger No free-lunch data Higher S:T ratio

Comparisons are relative to Castleton Academy High School of Oceanside's own figures; each column derives from NCES Common Core of Data.

Other Schools in This District

Oceanside Union Free School District · 5 sibling schools

View district profile

Nationwide high schools with similar size or staffing

Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.

Similar enrollment (~35 students)

Similar student-teacher ratio (~5:1)

Frequently asked questions about Castleton Academy High School of Oceanside

How many students attend Castleton Academy High School of Oceanside?

Castleton Academy High School of Oceanside has 35 students enrolled. It is a high school in Oceanside, NY. CCD year-over-year: 50 (2022-23) → 34 (2023-24), down 16.

What is the student-teacher ratio at Castleton Academy High School of Oceanside?

The student-teacher ratio at Castleton Academy High School of Oceanside is 5:1, which is 58% lower than the New York average of 11.8:1 and 68% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.

What percentage of students receive free lunch at Castleton Academy High School of Oceanside?

34.0% of students at Castleton Academy High School of Oceanside are eligible for free lunch, compared to the New York average of 56.2%.

What is the racial and ethnic makeup of Castleton Academy High School of Oceanside?

The largest demographic group at Castleton Academy High School of Oceanside is Hispanic or Latino at 57.1% of enrollment, in Oceanside, NY. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 58.5/100.

What is the Resource Investment Index for Castleton Academy High School of Oceanside?

Castleton Academy High School of Oceanside has a Resource Investment Index of 49/100 (higher reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).

How does Castleton Academy High School of Oceanside rank among public schools in Oceanside?

By Resource Investment Index, Castleton Academy High School of Oceanside ranks #4 of 10 public schools in Oceanside, NY. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Oceanside on the city page.

What other schools are in Oceanside Union Free School District?

Besides Castleton Academy High School of Oceanside, Oceanside Union Free School District also operates School 7-Oceanside Senior High School (1,668 students), School 9m-Oceanside Middle School (801 students), and School 6-Kindergarten Center (625 students). See the Oceanside Union Free School District district page for the complete list.

Read our methodology - how this data is sourced, computed, and verified.

Source: National Center for Education Statistics (NCES) CCD + Public School Universe (2024-25), CRDC (2021-22), F-33 District Finance Survey (FY 2022-23) · 2024-25 Data as of the 2024-25 school year. Coverage from U.S. Department of Education NCES Common Core of Data. Varies by entity type; administrative districts and certain charter networks may report only a subset of fields.

All federal data sources used on this page

Full source list and how we compute each figure: methodology page.

Compiled from official source data by .