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2021 Open House ~ Wednesday, October 20

Join us for our 2021 In-Person Open House for 8th graders and transfer students on Wednesday, October 20th, from 7 pm - 8:30 pm.  During the Open House, you will have a chance to meet administrators, faculty, students, visit classrooms, learn about the curriculum and meet members of the club advisors and athletics.

Join our admissions mailing list to learn more about upcoming Trinity Admissions events, click here.

Below are videos of our 2020 Virtual Open House which allow viewers to learn more about Trinity in their own time, at their own pace. These videos represent a small sample of our award-winning, exemplary faculty, and they provide a peek into daily life at Trinity High School. These videos were created and produced by Trinity’s Digital Media team in collaboration with the Admissions Office. 

So, choose a discipline, and get to know us.  We look forward to the opportunity to get to know you at our October 20th Open House! 

Please email our Admissions Office with any questions at or call 603.668.2910 ext. 226. 

Hope to meet you at our October Open House, 

Denise Brewitt ‘90
Director of Admissions

Welcome to Trinity Open House

Welcome to Trinity's 2020 Virtual Open House. Denise Brewitt, Director of Admissions.

Why Trinity

A Message from our Principal Steven Gadecki

A word from our Assistant Principal

A word from our Assistant Principal Patrick Smith

Theology Department

Theology/Campus Ministry

The Science Department

Science/Robotics Department

The Math Department

Math Department

The English Department

English Department

The Social Studies Department

Social Studies Department

The World Languages Department

World Languages Department

The Art Department

The Arts!

Academic and College Planning

Academics and Guidance

Trinity Chorus Final


Athletics Director Mike Connell

Celebrating 50 Years

Tradition of Excellence

This is Trinity!