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600 High St, Clayton, NY 13624 · (315) 686-5594 · Part of Thousand Islands Central School District
Clayton’s School Grade B+ better than 67% of New York school districts
What stands out about Guardino Elementary School
- Its own letter, B−: better results than 45% of New York’s public schools
- Reading / language arts 11 pts below the state
- Small classes: 10 students per teacher
- Next stop for Clayton kids: Thousand Islands Middle School
On the path
Where Clayton kids come from and go next. The whole path →
Test scores
2020–21Its own letter, B−, places these results among New York’s 4,095 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).
Location
Directions ↗














600 High St, Clayton
Students
Up 6.1% since 2020–21.
As reported to NCES, share of students with a reported race or ethnicity.
Parents talk
Questions and answers about Guardino Elementary School from Clayton families.
Other schools in Thousand Islands Central School District
School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against New York’s other public schools; Clayton’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.