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CENTRAL ISLIP SENIOR HIGH SCHOOL

Grades 09–12 · CENTRAL ISLIP, NY · NCES 360687000473

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85 WHEELER RD · CENTRAL ISLIP, NY 11722

At a glance

Reported students

2,615

NCES CCD 2024–25

Teachers (FTE)

154.91

NCES CCD 2024–25

Student–teacher ratio

16.9:1

Calculated; not a class-size measure

Grades served

09–12

NCES preliminary directory 2025–26

School benchmarks

New York high enrollment

98th percentile

Compared with 1,188 same-level schools reporting enrollment.

District median enrollment

710.5

CENTRAL ISLIP SENIOR HIGH SCHOOL: 2,615 reported students.

State peer staffing position

98th percentile

16.9:1 reported; state peer median 10.8:1. Ratio is not class size.

Historical enrollment and staffing · CRDC 2021–22

These older figures are kept separate from 2024–25 statistics and benchmarks. Differences between years can reflect changes in enrollment, staffing, or reporting scope.

Students
2,399
Teachers (FTE)
155
Student–teacher ratio
15.5:1

What the reported data says about CENTRAL ISLIP SENIOR HIGH SCHOOL

CENTRAL ISLIP SENIOR HIGH SCHOOL is a public high school serving grades 09–12 in CENTRAL ISLIP. It is one of 8 current school records connected to CENTRAL ISLIP UNION FREE SCHOOL DISTRICT. NCES reports 2,615 students for 2024–25.

Among 1,188 high schools in New York with comparable records, this school is larger than the reported median of 460 students. Its enrollment is at approximately the 98th percentile for that peer group. Size describes the campus, not instructional quality.

The reported student–teacher ratio is 16.9:1, above the New York median of 10.8:1 for the same school level. This ratio uses total enrollment and teacher FTE; it is not an average classroom headcount and can be affected by special programs or part-time staffing.

The largest reported race and ethnicity groups are Hispanic or Latino (81.2%) and Black (14.7%). English learners represent 27% of enrollment. Students served under IDEA represent 9.9%. These figures help families understand who the school serves; they are not rating inputs.

The 2021–22 civil-rights collection reports AP student enrollment, computer science. The school reported 10 AP courses. Program availability changes, so families should confirm the current catalog and participation rules directly with the school.

Questions worth asking CENTRAL ISLIP SENIOR HIGH SCHOOL

  1. 1How do the reported 16.9:1 student–teacher ratio and 154.91 teacher FTE translate into actual class sizes by grade?
  2. 2Have the reported academic programs changed since the 2021–22 CRDC collection?
  3. 3What counseling support is available today? The school reported 6 counselor FTE in 2021–22.
  4. 4Does community eligibility provide breakfast and lunch to every enrolled student, and are summer meals available?
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Enrollment needs

English learners
27%
Students with disabilities
9.9%
Free/reduced-price lunch
55.6%
Lunch program
Yes under Community Eligibility Option (CEO)

Reported support staff

Counselors (FTE)
6
Nurses (FTE)
2
Psychologists (FTE)
2
Social workers (FTE)
3

CRDC 2021–22 full-time-equivalent counts; verify current assignments with the school.

Student demographics

Race and ethnicity share of reported enrollment

  • White1.6%
  • Hispanic81.2%
  • Black14.7%
  • Asian1.4%
  • American Indian / Alaska Native0.2%
  • Native Hawaiian / Pacific Islander0.1%
  • Multiracial0.8%

Race/ethnicity: NCES CCD 2024–25. English learner and disability context: CRDC 2021–22. Lunch eligibility: NCES CCD 2024–25. Privacy rules can produce missing values.

Programs reported by the school

AP student enrollment

Students enrolled

10 distinct courses reported

Gifted and talented

Not reported as offered

Computer science

Offered

CRDC 2021–22: the AP flag records student enrollment; gifted and computer-science fields describe reported programs/classes. Confirm current courses and eligibility with the school.

Other schools in CENTRAL ISLIP UNION FREE SCHOOL DISTRICT

Start with campuses at the same school level or with similar reported enrollment.

RALPH REED SCHOOL

Middle · Grades 07–08

1,192 reported students

CHARLES A MULLIGAN ELEMENTARY SCHOOL

Elementary · Grades KG–06

997 reported students

ANDREW T MORROW SCHOOL

Elementary · Grades KG–06

821 reported students

FRANCIS J O'NEILL SCHOOL

Elementary · Grades KG–06

600 reported students

MARGUERITE L MULVEY SCHOOL

Elementary · Grades KG–06

567 reported students

ANTHONY ALFANO ELEMENTARY SCHOOL

Elementary · Grades PK–06

491 reported students

View all 8 district schools →