Commack High School
🇺🇸 Official data · 2025Commack, New York 11725 · Commack Union Free School District
#72 of 1,079 high schools in New York
#81 of 16,910 nationally
About Commack High School
Commack High School is a public high located in Commack, in the Commack Union Free School District school district of New York, United States. It caters for Grades 9–12. In 2025 it enrolled 1,728 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 93.7 out of 100, placing it in the top 5% of high schools in United States and 72nd of 1,079 ranked high schools in New York. Its strongest component is math proficiency (99th percentile), and its weakest is students per teacher (73th percentile).
Other published figures: enrollment 1,728.
There are 7 schools in Commack; Commack High School ranks 1st of 7 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)98%
- Reading proficiency (30%)98%
- Community advantage (fewer free/reduced-price lunch) (25%)18.9%
- Students per teacher (15%)12.1
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Commack High School by the official sources.
- Enrollment
- 1,728
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 18.9%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 12.1
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 98%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 98%
- Share of tested students proficient or above (all students, all grades).
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Schools near Commack High School
Closest schools by straight-line distance, with their Success Index (US).
North Ridge School
Commack · Public elementary · Grades K–2
335 students · 392 m away
Burr Intermediate School
Commack · Public elementary · Grades 3–5
669 students · 2.1 km away
Indian Hollow School
Commack · Public elementary · Grades K–2
254 students · 2.2 km away
Fifth Avenue Elementary School
East Northport · Public elementary · Grades K–4
377 students · 2.3 km away
East Northport Middle School
East Northport · Public middle · Grades 5–8
633 students · 2.8 km away
Harley Avenue Elementary School
Elwood · Public elementary · Grades K–2
410 students · 2.9 km away
Sawmill Intermediate School
Commack · Public elementary · Grades 2–5
550 students · 3.7 km away
Wood Park School
Commack · Public elementary · Grades K–2
280 students · 3.9 km away
Smithtown High School-West
Smithtown · Public high · Grades 9–12
1,158 students · 3.9 km away
Elwood/John Glenn High School
Elwood · Public high · Grades 9–12
677 students · 4.0 km away
Similar schools
Public high schools in New York with a comparable Enrollment.
High School for Health Professions & Human Services
New York · Public high · Grades 9–12
1,728 students
Plainview-Old Bethpage/Jfk High School
Plainview · Public high · Grades 9–12
1,720 students
Grover Cleveland High School
Ridgewood · Public high · Grades 9–12
1,711 students
New Hyde Park Memorial High School
New Hyde Park · Public high · Grades 7–12
1,711 students
Cicero-North Syracuse High School
Cicero · Public high · Grades 10–12
1,748 students
Kingston High School
Kingston · Public high · Grades 9–12
1,749 students
Frequently asked questions
Is Commack High School a good school?
Commack High School has a Success Index (US) of 93.7 out of 100 (Top 5% of high schools in United States) and ranks #72 of 1,079 in New York. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Commack High School rank in New York?
Commack High School ranks #72 of 1,079 high schools in New York and #81 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Commack High School?
Commack High School had 1,728 students in 2025.
Is Commack High School a elementary school or a high school?
Commack High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Commack High School?
There are 10 schools within 15 km of Commack High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.