Tri-Valley Secondary School
🇺🇸 Official data · 2025Grahamsville, New York 12740 · Tri-Valley Central School District
#714 of 1,079 high schools in New York
#3465 of 16,910 nationally
About Tri-Valley Secondary School
Tri-Valley Secondary School is a public high located in Grahamsville, in the Tri-Valley Central School District school district of New York, United States. It caters for Grades 7–12. In 2025 it enrolled 408 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 69.4 out of 100, placing it in the top 25% of high schools in United States and 714th of 1,079 ranked high schools in New York. Its strongest component is students per teacher (91th percentile), and its weakest is community advantage (fewer free/reduced-price lunch) (56th percentile).
Other published figures: enrollment 408.
There are 2 schools in Grahamsville; Tri-Valley Secondary School ranks 1st of 2 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)62%
- Reading proficiency (30%)62%
- Community advantage (fewer free/reduced-price lunch) (25%)47.3%
- Students per teacher (15%)9.1
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 Tri-Valley Secondary School by the official sources.
- Enrollment
- 408
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 47.3%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 9.1
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 62%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 62%
- Share of tested students proficient or above (all students, all grades).
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Schools near Tri-Valley Secondary School
Closest schools by straight-line distance, with their Success Index (US).
Tri-Valley Elementary School
Grahamsville · Public elementary · Grades PK–6
471 students · 0 m away
Benjamin Cosor Elementary School
Fallsburg · Public elementary · Grades PK–6
841 students · 14 km away
Fallsburg Junior Senior High School
Fallsburg · Public high · Grades 7–12
663 students · 14 km away
Similar schools
Public high schools in New York with a comparable Enrollment.
Thurgood Marshall Academy for Learning & Social Change
New York · Public high · Grades 6–12
408 students
Frank McCourt High School
New York · Public high · Grades 9–12
407 students
Celia Cruz Bronx High School of Music (The)
Bronx · Public high · Grades 9–12
407 students
Bronxwood Preparatory Academy (The)
Bronx · Public high · Grades 9–12
407 students
Academy of Urban Planning and Engineering (The)
Brooklyn · Public high · Grades 9–12
409 students
James I O'neill High School
Fort Montgomery · Public high · Grades 9–12
409 students
Frequently asked questions
Is Tri-Valley Secondary School a good school?
Tri-Valley Secondary School has a Success Index (US) of 69.4 out of 100 (Top 25% of high schools in United States) and ranks #714 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 Tri-Valley Secondary School rank in New York?
Tri-Valley Secondary School ranks #714 of 1,079 high schools in New York and #3465 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Tri-Valley Secondary School?
Tri-Valley Secondary School had 408 students in 2025.
Is Tri-Valley Secondary School a elementary school or a high school?
Tri-Valley Secondary School is classified as a high covering Grades 7–12. It is a public school.
What other schools are near Tri-Valley Secondary School?
There are 3 schools within 15 km of Tri-Valley Secondary School; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.