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Curtain call line up at the end of the musical
MS Wrestlers in blue shirts sitting in stands
Students in auditorium wearing Be Kind shirts
MS wrestling team in front of canopy
Trinity Middle School

News & Announcements

PSSA Information for Parents or Guardians

Please click here to view Pennsylvania Department of Education's PSSA Information for Parents or Guardians.  

Flexible Instructional Day: April 8, 2024

On Monday, April 8, 2024, a solar eclipse is expected in the Pittsburgh area between 2:00 PM and 4:30 PM EDT, prompting safety guidelines from NASA, the SWPC, and the PDE. Trinity Area School District will observe a Flexible Instruction Day (FID) to ensure students' safety and provide remote learning opportunities aligned with state requirements, allowing families to safely view the eclipse from home. 

Click here to read the official correspondence letter. 

Upcoming Events

Our Mission

The Trinity Area School District, in partnership with the parents and the community, prepares students to reach their fullest potential and to become contributing members of society.

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It's a Great Day to be a Hiller!


Mr. Paul Kostelnik,
Trinity Middle School Principal

Dr. Saundra R. Deems, 
Trinity Middle School Assistant Principal