Ossining High School
🇺🇸 Official data · 2025Ossining, New York 10562 · Ossining Union Free School District
#350 of 1,079 high schools in New York
#1008 of 16,910 nationally
About Ossining High School
Ossining High School is a public high located in Ossining, in the Ossining Union Free School District school district of New York, United States. It caters for Grades 9–12. In 2025 it enrolled 1,577 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 81.9 out of 100, placing it in the top 10% of high schools in United States and 350th of 1,079 ranked high schools in New York. Its strongest component is math proficiency (97th percentile), and its weakest is community advantage (fewer free/reduced-price lunch) (52th percentile).
Other published figures: enrollment 1,577.
There are 6 schools in Ossining; Ossining High School ranks 1st of 6 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)93%
- Reading proficiency (30%)92%
- Community advantage (fewer free/reduced-price lunch) (25%)49.9%
- Students per teacher (15%)11.9
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 Ossining High School by the official sources.
- Enrollment
- 1,577
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 49.9%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 11.9
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 92%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 93%
- Share of tested students proficient or above (all students, all grades).
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Schools near Ossining High School
Closest schools by straight-line distance, with their Success Index (US).
Park School
Ossining · Public elementary · Grades PK–K
572 students · 627 m away
Claremont School
Ossining · Public elementary · Grades 2–4
732 students · 1.3 km away
Roosevelt School
Ossining · Public middle · Grades 5–5
374 students · 1.3 km away
Anne M Dorner Middle School
Ossining · Public middle · Grades 6–8
1,032 students · 1.6 km away
Brookside School
Ossining · Public elementary · Grades 1–2
672 students · 2.7 km away
Todd Elementary School
Briarcliff Manor · Public elementary · Grades K–5
574 students · 3.8 km away
Briarcliff Middle School
Briarcliff Manor · Public middle · Grades 6–8
298 students · 4.9 km away
Briarcliff High School
Briarcliff Manor · Public high · Grades 9–12
463 students · 4.9 km away
Pierre Van Cortlandt School
Croton on Hudson · Public middle · Grades 5–8
463 students · 5.4 km away
Croton-Harmon High School
Croton on Hudson · Public high · Grades 9–12
507 students · 5.5 km away
Similar schools
Public high schools in New York with a comparable Enrollment.
Westbury High School
Old Westbury · Public high · Grades 9–12
1,574 students
Sewanhaka High School
Floral Park · Public high · Grades 7–12
1,572 students
Walter G O'connell Copiague High School
Copiague · Public high · Grades 9–12
1,567 students
Pine Bush Senior High School
Pine Bush · Public high · Grades 9–12
1,562 students
Roy C Ketcham Senior High School
Wappingers Falls · Public high · Grades 9–12
1,557 students
Newfield High School
Selden · Public high · Grades 9–12
1,553 students
Frequently asked questions
Is Ossining High School a good school?
Ossining High School has a Success Index (US) of 81.9 out of 100 (Top 10% of high schools in United States) and ranks #350 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 Ossining High School rank in New York?
Ossining High School ranks #350 of 1,079 high schools in New York and #1008 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Ossining High School?
Ossining High School had 1,577 students in 2025.
Is Ossining High School a elementary school or a high school?
Ossining High School is classified as a high covering Grades 9–12. It is a public school.
What other schools are near Ossining High School?
There are 10 schools within 15 km of Ossining High School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.