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 2026-27 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 61% (majority Hispanic).
Overview
This School District
This State (NY)
# Schools
4 Schools
3,696 Schools
# Students
799 Students
1,741,320 Students
# Teachers
69 Teachers
154,100 Teachers
Student-Teacher Ratio
12:1
12:1
Student By Grade
District Rank
Thousand Islands Central School District, which is ranked #295 of all 1,007 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%)
Showing 2013–2023. View full 14-year historical data
Math Test Scores (% Proficient)
66%
52%
Showing 2013–2023. View full 14-year historical data
Reading/Language Arts Test Scores (% Proficient)
54%
49%
Showing 2012–2022. View full 13-year historical data
Science Test Scores (% Proficient)
80-84%
78%
Graduation Rate
92%
87.2%
Showing 2014–2023. View full 13-year historical data
Chronically Absent Students
(2022-23)31.6%
34.8%
Students by Ethnicity:
Diversity Score
0.13
0.73
Showing 2014–2023. View full 35-year historical data
% American Indian
n/a
1%
% Asian
1%
10%
Showing 2004–2023. View full 35-year historical data
% Hispanic
3%
31%
Showing 2014–2023. View full 34-year historical data
% Black
n/a
16%
Showing 2014–2023. View full 35-year historical data
% White
93%
38%
Showing 2014–2023. View full 35-year historical data
% Hawaiian
n/a
n/a
% Two or more races
3%
4%
Showing 2014–2023. View full 12-year historical data
All Ethnic Groups
District Revenue and Spending
The revenue/student of $31,013 in this school district is less than the state median of $34,989. The school district revenue/student has grown by 6% over four school years.
The school district's spending/student of $35,214 is less than the state median of $36,024. The school district spending/student has grown by 48% over four school years.
Total Revenue
$25 MM
$87,503 MM
Showing 2014–2023. View full 34-year historical data
Spending
$28 MM
$90,091 MM
Showing 2014–2023. View full 34-year historical data
Revenue / Student
$31,013
$34,989
Showing 2014–2023. View full 34-year historical data
Spending / Student
$35,214
$36,024
Showing 2014–2023. View full 34-year historical data
Best Thousand Islands Central School District Public Elementary Schools (2026-27)
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%
Recent Articles
Can Public Schools Charge for Required Graduation Courses?
Can a public school charge for a course your child needs to graduate? Learn how state rules, course alternatives, summer programs, and fee waivers affect the answer, plus what parents should request before paying, accepting a substitute, or challenging a charge that threatens graduation plans.
Save Your Child's Work Before a School Account Closes
School accounts may close after graduation or a transfer, leaving important projects inaccessible. Learn what families should save, which deadlines to confirm, how to check exported files, and why shared links alone may not preserve your child's work for future applications, learning, or personal memories.
School Commute Time: When Distance Affects School Fit
Is your child's school commute becoming too demanding? Learn how to weigh educational benefits against daily strain, recognize warning signs, explore practical adjustments, and decide when a closer school fits.
