Thousand Islands High School Building
Welcome to Thousand Islands High School!

Upcoming Events

APR
1

France Trip

Start: Apr 1, 2026 12:00 AM End: Apr 11, 2026 12:00 AM

Multi-Day Event

APR
3

Good Friday - No School; All Offices Closed

Start: Apr 3, 2026 12:00 AM End: Apr 4, 2026 12:00 AM

Multi-Day Event

APR
3

Costa Rica Trip

Start: Apr 3, 2026 12:00 AM End: Apr 12, 2026 12:00 AM

Multi-Day Event

View All Events

This site provides information using PDF, visit this link to download the Adobe Acrobat Reader DC software.