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Excellent

#406 of 4,739 schools in NY

Top 9% in state

Syosset Senior High School

High School · SYOSSET CENTRAL SCHOOL DISTRICT

70 S WOODS RD, Syosset, NY 11791

Enrollment

2,370

Student-Teacher

10.4:1

Score

8.3

Grades

9th – 12th

Updated 2022-23

How this school compares

In Syosset

#5 of 10

public schools

New York high schools

#91 of 1,160

In district

#5 of 10

SYOSSET CENTRAL SCHOOL DISTRICT

School environment

9.6 / 10

Exceptional

About Syosset Senior High School

Syosset Senior High School is a public high school in Syosset, NY, part of the SYOSSET CENTRAL SCHOOL DISTRICT. The school serves approximately 2,370 students in grades 9th – 12th with a student-teacher ratio of 10.4:1. It holds a MySchoolScout rating of 8.3/10, placing it in the 91.5th percentile among NY schools — an above average rating overall.

Students demonstrate 98% proficiency in math and 92% in reading/language arts. The school scores particularly well in school environment (9.6/10). Located in a neighborhood with a median household income of $204,357, where 71% of adults hold a bachelor's degree or higher.

The school is situated in a large suburban setting.

What's said publicly about Syosset Senior High School

Sources: School's website

Synthesized from public, attributable sources. Updated April 2026.

Syosset High School is part of the Syosset Central School District, which was ranked #1 in New York according to Niche.com 1 . The district's mission focuses on preparing students for future scenarios 1 . Recent academic recognitions include twenty-four seniors named as 2026 National Merit Semifinalists 1 . Additionally, three seniors were named 2026 Regeneron Science Talent Scholars, and two seniors, Elaine Liu and Grace Liu, became regional finalists for the Coca-Cola Scholars Program 2026 1 . Junior Alice Huang was named to the 2025 U.S. Physics Team 1 . In the arts, forty-six students were selected for NYSSMA All-State, and three seniors were honored in the LIAA Scholar-Artist Program 1 . Student-athletes also achieved notable results, including boys swimming and diving setting a new Nassau County record and seniors winning YoungArts Awards 1 . The school held its 67th annual commencement for the Class of 2025 and announced valedictorian and salutatorian selections for the Class of 2026 1 .
Sources (1)
  1. syossetschools.org
Generated by AI from public sources. Every claim is grounded in a cited source. Report inaccuracy

What Parents Should Know

Syosset Senior High School is a large school with 2,370 students enrolled. Larger schools typically offer a wider range of academic programs, electives, and extracurricular activities. Parents may want to ask about how the school maintains a sense of community and ensures students don't get lost in the crowd.

Score Breakdown

Full Profile · 4/4 metrics
Student Progress4.5Below Average25%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-3.88 pts/yr
Data Period2019–2021
TrendDeclining
Academics9.2Exceptional25%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency97%
Reading/ELA Proficiency85%
Overall Proficiency91%
Expected (poverty-adj.)71%
vs. Expected+20.3 pts
Adjusted Percentile88th
College Readiness9.8Exceptional30%
Graduation rates, AP course participation, and IB availability.
View breakdown
AP Participation63.9%
IB ProgramNo
Resources & Environment9.6Exceptional20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio10.4:1
Per-Pupil Spending$34,531

Syosset Senior High School — Students at Syosset Senior High School score 91% proficient, which is above what's typical for similar communities (expected: 71%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

13.8%

Students qualifying for federal meal assistance

Test Scores NY EDFACTS (2020-21)

Math Proficiency 97.5%
School
State
N/A
ELA Proficiency 92.3%
School
State
N/A

Based on 4 test records from NY state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
98%
ELA
99.5%
2021*
Math
97%
ELA
85%

* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.

Source: EdFacts (NCES) and state assessment data. Growth score: 4.5/10.

How Syosset Senior High School Compares

See how Syosset Senior High School performs across key quality dimensions compared to state benchmarks.

Overall Score
8.3/10
92th percentile in NY
Academic
9.2/10
9.2/10
Growth
4.5/10
Below average
Environment
9.6/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
14%
Teaching Staff
10:1 student-teacher ratio
227 teachers

Performance Trends

Math proficiency has remained stable from 98% (2019) to 97% (2021). Reading/ELA proficiency has declined from 99.5% (2019) to 85% (2021).

Location

70 S WOODS RD, Syosset, NY 11791

Nearby Alternatives

Families considering Syosset Senior High School may also want to explore other high schools in the area. COLD SPRING HARBOR HIGH SCHOOL (rated 7.7/10, 2.9 miles away, in nearby Cold Spring Harbor), with a comparable rating. Another option is OUR LADY OF MERCY ACADEMY (rated 7.5/10, 0.4 miles away), with a comparable rating. Additionally, FUSION ACADEMY WOODBURY NY (rated 6.8/10, 1.5 miles away, in nearby Woodbury), a more accessible option. For more schools in Syosset, see our Syosset schools guide .

Nearby Schools

20 within 3.3 mi
School Distance Rating
SOUTH WOODS MIDDLE SCHOOL Syosset 0.2 mi 8.1
THE CENTER FOR DEVELOPMENTAL DISABILITIES Woodbury 0.3 mi 7.2
OUR LADY OF MERCY ACADEMY Syosset 0.4 mi 7.5
PS 256 Syosset 0.6 mi 7.8
BERRY HILL ELEMENTARY SCHOOL Syosset 0.6 mi 8.0
VILLAGE ELEMENTARY SCHOOL Syosset 0.9 mi 9.0
ST EDWARD CONFESSOR SCHOOL Syosset 1.1 mi 6.7
FUSION ACADEMY WOODBURY NY Woodbury 1.5 mi 6.8
WALT WHITMAN ELEMENTARY SCHOOL Woodbury 1.3 mi 8.1
WEST SIDE SCHOOL Syosset 1.8 mi 9.1
H B THOMPSON MIDDLE SCHOOL Syosset 1.8 mi 7.4
WILLITS ELEMENTARY SCHOOL Syosset 1.9 mi 7.4
EAST WOODS SCHOOL Oyster Bay 2.0 mi 7.6
JUDY JACOBS PARKWAY ELEMENTARY SCHOOL Plainview 2.5 mi 9.1
SOUTH GROVE ELEMENTARY SCHOOL Syosset 2.3 mi 9.1
BAYLIS ELEMENTARY SCHOOL Plainview 2.5 mi 8.6
COLD SPRING HARBOR HIGH SCHOOL Cold Spring Harbor 2.9 mi 7.7
STRATFORD ROAD SCHOOL Plainview 3.2 mi 8.9
OAKWOOD PRIMARY CENTER Huntington 2.5 mi 7.7
HEBREW ACADEMY OF NASSAU-PLAINVIEW CAMPUS Plainview 3.3 mi 7.3

Neighborhood Census ACS (2019-2023)

Census data for ZIP 11791 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$204,357

Median Home Value

$918,900

Median Rent

$3,091/mo

Population

25,194

College Educated

70.6%

Homeownership

92.8%

Avg Commute

39.5 min

Poverty Rate

3.5%

Median Age

43

Community Profile

The community surrounding Syosset Senior High School has a median household income of $204,357. It is a well-educated community where 71% of adults hold a bachelor's degree or higher. The median home value in the area is $918,900, with a median rent of $3,091/month. The local poverty rate of 3.5% is relatively low. The average commute in the area is 40 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
HUNTINGTON HIGH SCHOOL Huntington, NY 8.3
WALT WHITMAN HIGH SCHOOL Huntington Station, NY 8.3
EAST MEADOW HIGH SCHOOL East Meadow, NY 8.4
BALDWIN SENIOR HIGH SCHOOL Baldwin, NY 8.2
SACHEM HIGH SCHOOL NORTH Lake Ronkonkoma, NY 8.2
COMMACK HIGH SCHOOL Commack, NY 8.5

Frequently Asked Questions

Common questions about Syosset Senior High School

What grades does Syosset Senior High School serve?

Syosset Senior High School serves students in grades 9th through 12th.

How many students attend Syosset Senior High School?

Syosset Senior High School has an enrollment of approximately 2,370 students.

What is the student-teacher ratio at Syosset Senior High School?

The student-teacher ratio at Syosset Senior High School is 10.4:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does Syosset Senior High School rank in NY?

Syosset Senior High School is ranked #406 out of 4,739 schools in NY.

What is Syosset Senior High School's MySchoolScout rating?

Syosset Senior High School has a composite rating of 8.3 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at Syosset Senior High School?

Based on the most recent state assessment data, Syosset Senior High School has 97.5% math proficiency and 92.3% reading/ELA proficiency.

Is Syosset Senior High School a charter school?

No, Syosset Senior High School is not a charter school. It is a traditional public school operated by the local school district.

Is Syosset Senior High School a Title I school?

No, Syosset Senior High School is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for Syosset Senior High School?

13.8% of students at Syosset Senior High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

Explore More Schools

All schools in Syosset, NY Schools in NY SYOSSET CENTRAL SCHOOL DISTRICT District 20 nearby schools
11 schools nearby View map →

Neighborhood Context

Walk Score
18 Car-Dependent
Bike Score
23 Somewhat Bikeable
County Safety
Elevated (982/100K)

Powered by Walk Score

FBI UCR 2024. County-level only. Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
9th – 12th
Enrollment
2,370
Student-Teacher Ratio
10.4:1
Teachers (FTE)
227
Free/Reduced Lunch
13.8%
Type
regular
Setting
Large Suburb
County
Nassau County
Phone
(516) 364-5675
Data Year
2023–2024

Resources & Links

School Website ↗ Google Maps & Reviews ↗ GreatSchools Profile ↗ Niche Reviews ↗ Official NCES Data ↗

District

SYOSSET CENTRAL SCHOOL DISTRICT
District Enrollment
7,016
Schools in District
10
Per-Pupil Spending
$35,609
District Rank
#5 of 10

Other Schools in This District

ROBBINS LANE ELEMENTARY SCHOOL 9.2 SOUTH GROVE ELEMENTARY SCHOOL 9.1 VILLAGE ELEMENTARY SCHOOL 9.0 BAYLIS ELEMENTARY SCHOOL 8.6 SOUTH WOODS MIDDLE SCHOOL 8.1

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology
Data sources
NCES CCDSY 2022-23NY EDFACTS2020-21NCES EdFacts2019–2022Census ACS2019-2023School websiteSynced Apr 2026MySchoolScout Rankings2024 Full details →

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