At a glance
Reported students
2,400
NCES CCD 2024–25
Teachers (FTE)
227.72
NCES CCD 2024–25
Student–teacher ratio
10.5:1
Calculated; not a class-size measure
Grades served
09–12
NCES preliminary directory 2025–26
School benchmarks
New York high enrollment
97th percentile
Compared with 1,188 same-level schools reporting enrollment.
District median enrollment
441.5
Syosset Senior High School: 2,400 reported students.
State peer staffing position
45th percentile
10.5:1 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
- 2,237
- Teachers (FTE)
- 220.3
- Student–teacher ratio
- 10.2:1
What the reported data says about Syosset Senior High School
Syosset Senior High School is a public high school serving grades 09–12 in Syosset. It is one of 10 current school records connected to Syosset Central School District. NCES reports 2,400 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 97th percentile for that peer group. Size describes the campus, not instructional quality.
The reported student–teacher ratio is 10.5:1, close to 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 Asian (50.2%) and White (42.1%). English learners represent 1.3% of enrollment. Students served under IDEA represent 10.7%. 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 30 AP courses. Program availability changes, so families should confirm the current catalog and participation rules directly with the school.
Questions worth asking Syosset Senior High School
- 1How do the reported 10.5:1 student–teacher ratio and 227.72 teacher FTE translate into actual class sizes by grade?
- 2Have the reported academic programs changed since the 2021–22 CRDC collection?
- 3What counseling support is available today? The school reported 12 counselor FTE in 2021–22.
- 4What meal assistance, transportation, after-school, and family-support services are currently available?
Enrollment needs
- English learners
- 1.3%
- Students with disabilities
- 10.7%
- Free/reduced-price lunch
- 17.6%
- Lunch program
- Yes participating without using any Provision or the CEO
Reported support staff
- Counselors (FTE)
- 12
- Nurses (FTE)
- 3
- Psychologists (FTE)
- 5
- Social workers (FTE)
- 1.2
CRDC 2021–22 full-time-equivalent counts; verify current assignments with the school.
Student demographics
Race and ethnicity share of reported enrollment
- White42.1%
- Hispanic4.9%
- Black0.5%
- Asian50.2%
- American Indian / Alaska Native0.1%
- Native Hawaiian / Pacific Islander0.1%
- Multiracial2.1%
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
30 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 Syosset Central School District
Start with campuses at the same school level or with similar reported enrollment.
H B Thompson Middle School
Middle · Grades 06–08
951 reported students
South Woods Middle School
Middle · Grades 06–08
802 reported students
Robbins Lane Elementary School
Elementary · Grades KG–05
460 reported students
Berry Hill Elementary School
Elementary · Grades KG–06
450 reported students
South Grove Elementary School
Elementary · Grades KG–05
433 reported students
Baylis Elementary School
Elementary · Grades KG–05
416 reported students
Public schools near Syosset Senior High School
Closest campuses by straight-line distance between NCES geocodes, favoring the same school level. Distance is not drive time or an attendance assignment.
| School | Grades | Students | Distance |
|---|---|---|---|
| Cold Spring Harbor High School High · Cold Spring Harbor Central School District | 07–12 | 719 | 2.9 mi |
| Walt Whitman High School High · South Huntington Union Free School District | 09–12 | 1,939 | 3.1 mi |
| Plainview-Old Bethpage/Jfk High School High · Plainview-Old Bethpage Central School District | 09–12 | 1,720 | 3.5 mi |
| Oyster Bay High School High · Oyster Bay-East Norwich Central School District | 09–12 | 412 | 3.6 mi |
| Huntington High School High · Huntington Union Free School District | 09–12 | 1,363 | 3.6 mi |
| Jericho Senior High School High · Jericho Union Free School District | 09–12 | 1,260 | 3.7 mi |
Frequently asked questions about Syosset Senior High School
What grades does Syosset Senior High School serve?
Syosset Senior High School reports grades 09–12 in the NCES 2025–26 preliminary directory. It is classified as a high school in Syosset Central School District.
How many students attend Syosset Senior High School?
Syosset Senior High School reported 2,400 students in the NCES 2024–25 membership file. That places it near the 97th percentile among 1,188 New York high schools reporting enrollment. The 2021–22 civil-rights collection recorded 2,237 students.
What is the student–teacher ratio at Syosset Senior High School?
The calculated ratio is 10.5:1, based on 2,400 students and 227.72 full-time-equivalent classroom teachers in 2024–25. The New York median for the same school level is 10.8:1. A ratio is not the same as average class size.
Is Syosset Senior High School a public, charter, or magnet school?
Syosset Senior High School is a public school and is not a charter school. Enrollment is generally based on Syosset Central School District attendance boundaries and transfer rules.
What share of Syosset Senior High School students qualify for free or reduced-price meals?
17.6% of students were eligible for free or reduced-price lunch in 2024–25. This describes the students served and is not a quality measure.
Which school district is Syosset Senior High School in?
Syosset Senior High School is part of Syosset Central School District, based in Syosset, NY, which operates 10 current schools. Confirm attendance zones and enrollment rules with the district.
What public schools are near Syosset Senior High School?
The closest public schools by straight-line distance include Cold Spring Harbor High School (2.9 mi), Walt Whitman High School (3.1 mi), Plainview-Old Bethpage/Jfk High School (3.5 mi). Distance does not determine eligibility; attendance boundaries and program rules do.