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December Concert Schedule 🎄

Our students have been working hard to prepare their winter performances, and we are excited to share this year’s December concert schedule:• December 3, 2025: THS Band & Choir – 6:30 p.m.• Dec...

November 2025-2026 Hiller Highlights

Click on the link below to enjoy the November 2025-2026 Hiller Highlights!November 2025-2026

FID Guidelines for TIS, TMS, and THS Parents, Guardians, and Students

Trinity Area School District is approved for Flexible Instruction Days (FIDs), which may be used in place of a school day that would be canceled because of inclement weather or another emergency si...

TASD Fall Break: November 27 - December 1

Greetings, There will be no school on Thursday, November 27; Friday, November 28; and Monday, December 1, 2025. School will resume on Tuesday, December 2, 2025.We hope you have a happy, peaceful, ...

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It’s a Great Day to be a Hiller!

The Hiller Newspaper is Now Online!

Administration

Dr. Zachary Zebrasky
Trinity High School Principal

Mr. Dan Knause
Trinity High School Assistant Principal

Mrs. Michelle Ostrosky
Trinity High School Assistant Principal
Coordinator of Federal and Career / Technical Programming