For the 2026-27 school year, there is 1 public high school serving 408 students in Grahamsville, NY.
The top-ranked public high school in Grahamsville, NY is Tri-valley Secondary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Grahamsville, NY public high school have an average math proficiency score of 42% (versus the New York public high school average of 55%), and reading proficiency score of 37% (versus the 59% statewide average). High schools in Grahamsville have an average ranking of 1/10, which is in the bottom 50% of New York public high schools.
Grahamsville, NY public high school have a Graduation Rate of 92%, which is more than the New York average of 89%.
The school with highest graduation rate is Tri-valley Secondary School, with 90-94% graduation rate. Read more about public school graduation rate statistics in New York or national school graduation rate statistics.
Minority enrollment is 29% of the student body (majority Hispanic), which is less than the New York public high school average of 62% (majority Hispanic).
Best Public High Schools in Grahamsville, NY (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Tri-valley Secondary School
(Math: 40-44% | Reading: 35-39%)
Rank:
Rank:
4/
Bottom 50%10
34 Moore Hill Rd
Grahamsville, NY 12740
(845) 985-2296
Grahamsville, NY 12740
(845) 985-2296
Gr: 7-12 | 408 students Student-teacher ratio: 9:1 Minority enrollment: 29%
Grahamsville, New York Public Schools (Closed)
School
Location
Quick Facts
34 Moore Hill Rd
Grahamsville, NY 12740
(845) 985-2296
Grahamsville, NY 12740
(845) 985-2296
Gr: 5-8 | 363 students Student-teacher ratio: 14:1 Minority enrollment: 12%
Frequently Asked Questions
What are the top-ranked public high schools in Grahamsville, NY?
The top-ranked public high schools in Grahamsville, NY include Tri-valley Secondary School.
How many public high schools are located in Grahamsville?
1 public high schools are located in Grahamsville.
What is the racial composition of students in Grahamsville?
Grahamsville public high schools minority enrollment is 29% of the student body (majority Hispanic), which is less than the New York public high schools average of 62% (majority Hispanic).
Recent Articles
Can Your Child Get Into School Clubs and Activities?
Discover whether your child can access advertised school clubs and activities, including enrollment limits, tryouts, fees, transportation, scheduling conflicts, and essential questions parents should ask before choosing schools today.
Who Supervises Students When Their Teacher Is Out?
Discover who supervises students when regular teachers are absent, how schools arrange classroom coverage, what qualifications substitutes need, and which questions parents should ask about safety and learning continuity.
When the School Nurse Isn't There: Parent Guide
Learn what happens when school nurses are absent, how public schools handle medications and emergencies, and which essential questions parents should ask to protect their children's health and safety daily.