For the 2025 school year, there are 4 public schools serving 822 students in Clayton, NY.
The top ranked public schools in Clayton, NY are Thousand Islands High School, Thousand Islands Middle School and Bashaw Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Clayton, NY public schools have an average math proficiency score of 67% (versus the New York public school average of 52%), and reading proficiency score of 52% (versus the 49% statewide average). Schools in Clayton have an average ranking of 8/10, which is in the top 30% of New York public schools.
Minority enrollment is 6% of the student body (majority Hispanic), which is less than the New York public school average of 60% (majority Hispanic).
Best 51±¬ÁÏs in Clayton, NY (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Thousand Islands High School
(Math: ≥80% | Reading: ≥80%)
Rank:
Rank:
10/
Top 10%10
8481 County Rt 9
Clayton, NY 13624
(315) 686-5594
Clayton, NY 13624
(315) 686-5594
Gr: 9-12 | 253 students Student-teacher ratio: 13:1 Minority enrollment: 9%
Rank: #22.
Thousand Islands Middle School
(Math: 75-79% | Reading: 64%)
Rank:
Rank:
9/
Top 20%10
8487 County Rt 9
Clayton, NY 13624
(315) 686-5594
Clayton, NY 13624
(315) 686-5594
Gr: 6-8 | 192 students Student-teacher ratio: 11:1 Minority enrollment: 7%
Rank: #33.
Bashaw Elementary School
(Math: 50-59% | Reading: 40-49%)
Rank:
Rank:
5/
Bottom 50%10
410 S Esselstyne
Clayton, NY 13624
(315) 654-2142
Clayton, NY 13624
(315) 654-2142
Gr: PK-5 | 114 students Student-teacher ratio: 13:1 Minority enrollment: 2%
Rank: #44.
Guardino Elementary School
(Math: 50-54% | Reading: 30-34%)
Rank:
Rank:
4/
Bottom 50%10
600 High St
Clayton, NY 13624
(315) 686-5594
Clayton, NY 13624
(315) 686-5594
Gr: PK-5 | 263 students Student-teacher ratio: 11:1 Minority enrollment: 6%
Frequently Asked Questions
What are the top ranked public schools in Clayton, NY?
The top ranked public schools in Clayton, NY include Thousand Islands High School, Thousand Islands Middle School and Bashaw Elementary School.
How many public schools are located in Clayton?
4 public schools are located in Clayton.
What is the racial composition of students in Clayton?
Clayton public schools minority enrollment is 6% of the student body (majority Hispanic), which is less than the New York public schools average of 60% (majority Hispanic).
Which public schools in Clayton are often viewed compared to one another?
Popular comparisons of public schools in Clayton include: Bashaw Elementary School vs. Guardino Elementary School, Guardino Elementary School vs. Bashaw Elementary School
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