Serving 1,815 students in grades 9-12, Commack High School ranks in the top 1% of all schools in New York for overall test scores (math proficiency is top 1%, and reading proficiency is top 1%).
The percentage of students achieving proficiency in math is ≥99% (which is higher than the New York state average of 46%). The percentage of students achieving proficiency in reading/language arts is 97% (which is higher than the New York state average of 49%).
The student:teacher ratio of 13:1 is higher than the New York state level of 11:1.
Minority enrollment is 27% of the student body (majority Asian and Hispanic), which is lower than the New York state average of 60% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,815 students
- Student:Teacher Ratio: 13:1
- Minority Enrollment: 27%
- Graduation Rate: 97% (Top 5% in NY)
- Overall Testing Rank: Top 1%
- Math Proficiency: ≥99% (Top 1%)
- Reading Proficiency: 97% (Top 1%)
- Science Proficiency: 95% (Top 20%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
Top Rankings
Commack High School ranks among the top 20% of public schools in New York for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Commack High School's student population of 1,815 students has declined by 17% over five school years.
The teacher population of 144 teachers has declined by 13% over five school years.
Grades Offered
Grades 9-12
(offers virtual instruction)
(offers virtual instruction)
Total Students
1,815 students

Gender %

Total Classroom Teachers
144 teachers

Students by Grade

School Rankings
Commack High School ranks within the top 1% of all 4,377 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of Commack High School is 0.44, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#2 out of 4377 schools
(Top 1%)
(Top 1%)

Math Test Scores (% Proficient)
≥99%
46%

Reading/Language Arts Test Scores (% Proficient)
97%
49%

Science Test Scores (% Proficient)
95%
78%

Student : Teacher Ratio
13:1
11:1

American Indian
n/a
1%
Asian
12%
10%

Hispanic
11%
30%

Black
2%
16%

White
73%
40%

Hawaiian
n/a
n/a
Two or more races
2%
3%

All Ethnic Groups



Graduation Rate
97%
87%

Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
15%
54%

Eligible for Reduced Lunch
1%
3%

School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
Frequently Asked Questions
What is Commack High School's ranking?
Commack High School is ranked #2 out of 4,377 schools, which ranks it among the top 1% of public schools in New York.
What percent of students have achieved state testing proficiency in math and reading?
≥99% of students have achieved math proficiency (compared to the 46% NY state average), while 97% of students have achieved reading proficiency (compared to the 49% NY state average).
What is the graduation rate of Commack High School?
The graduation rate of Commack High School is 97%, which is higher than the New York state average of 87%.
How many students attend Commack High School?
1,815 students attend Commack High School.
What is the racial composition of the student body?
73% of Commack High School students are White, 12% of students are Asian, 11% of students are Hispanic, 2% of students are Black, and 2% of students are Two or more races.
What is the student:teacher ratio of Commack High School?
Commack High School has a student ration of 13:1, which is higher than the New York state average of 11:1.
What grades does Commack High School offer ?
Commack High School offers enrollment in grades 9-12 (offers virtual instruction).
What school district is Commack High School part of?
Commack High School is part of Commack Union Free School District.
School Reviews
Review Commack High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles

What Is A Charter School?
Explore the world of charter schools in this comprehensive guide. Learn about their history, how they operate, and the pros and cons of this educational innovation. Discover key facts about charter schools, including admission policies, demographics, and funding, as well as what to look for when considering a charter school for your child.

10 Reasons Why High School Sports Benefit Students
Discover the 10 compelling reasons why high school sports are beneficial for students. This comprehensive article explores how athletics enhance academic performance, foster personal growth, and develop crucial life skills. From improved fitness and time management to leadership development and community representation, learn why participating in high school sports can be a game-changer for students' overall success and well-being.

February 05, 2025
Understanding the U.S. Department of Education: Structure, Impact, and EvolutionWe explore how the Department of Education shapes American education, from its cabinet-level leadership to its impact on millions of students, written for general audiences seeking clarity on this vital institution.