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

Upcoming Events

JUN
17

Regents Days

Start: Jun 17, 2026 12:00 AM End: Jun 19, 2026 12:00 AM

Multi-Day Event

JUN
18

Olympics at BES Rain date

Start: Jun 18, 2026 12:00 AM End: Jun 19, 2026 12:00 AM

Multi-Day Event

JUN
18

Life Science: Biology Regents Exam @ 8:00 am

8:00 AM - 11:00 AM

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