Top Rankings
Thousand Islands Central School District ranks among the top 20% of public school district in New York for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 20%)
For the 2026 school year, there are 3 public elementary schools serving 537 students in Thousand Islands Central School District. This district's average elementary testing ranking is 7/10, which is in the top 50% of public elementary schools in New York.
Public Elementary Schools in Thousand Islands Central School District have an average math proficiency score of 66% (versus the New York public elementary school average of 52%), and reading proficiency score of 51% (versus the 48% statewide average).
Minority enrollment is 5% of the student body (majority Hispanic), which is less than the New York public elementary school average of 62% (majority Hispanic).
Overview
This School District
This State (NY)
# Schools
4 Schools
3,698 Schools
# Students
799 Students
1,743,650 Students
# Teachers
69 Teachers
154,299 Teachers
Student-Teacher Ratio
12:1
12:1
Student By Grade
District Rank
Thousand Islands Central School District, which is ranked #295 of all 1,008 school districts in New York (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 92% has increased from 90-94% over five school years.
Overall District Rank
#257 out of 1017 school districts
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
66%
52%
Reading/Language Arts Test Scores (% Proficient)
54%
49%
Science Test Scores (% Proficient)
80-84%
78%
Graduation Rate
92%
87%
Students by Ethnicity:
Diversity Score
0.13
0.73
% American Indian
n/a
1%
% Asian
1%
10%
% Hispanic
3%
31%
% Black
n/a
16%
% White
93%
38%
% Hawaiian
n/a
n/a
% Two or more races
3%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $28,752 in this school district is less than the state median of $31,371. The school district revenue/student has grown by 7% over four school years.
The school district's spending/student of $25,499 is less than the state median of $32,248. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$23 MM
$78,541 MM
Spending
$20 MM
$80,737 MM
Revenue / Student
$28,752
$31,371
Spending / Student
$25,499
$32,248
Best Thousand Islands Central School District Public Elementary Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
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 | 185 students Student-teacher ratio: 12:1 Minority enrollment: 6%
Rank: #22.
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 | 109 students Student-teacher ratio: 12:1 Minority enrollment: 7%
Rank: #33.
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 | 243 students Student-teacher ratio: 11:1 Minority enrollment: 4%
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