Trinity Middle School

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Principal's Message

Welcome to TMS:  Your Story Starts Here!
I'm Brittaney Cassidy, principal of TMS, and I'm looking forward to starting 2019 -2020 school year with a great group of kids and staff members! The first day of school is right around the corner so don’t forget to visit our home page for your supply list, dress code, and calendar of events. 
Summer News:
Jr. Beta club placed in the top five for Living Literature and Digital Art at Nationals!
Cheerleaders won several awards at cheer camp!
Teachers have been training all summer long to bring you the best instruction possible! 
Keep up with your TMS tigers:
Like our Trinity Middle School FB page
Join the Trinity Tiger Den FB group for athletic updates
Like our TISD FB page
Twitter:  @ms_tigers and @bcassidy5
If you have any questions, feel free to email me at your convenience.
Brittaney Cassidy
“Every morning starts a new page in your story.  Make it a great one today” – Doe Zantamata
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News & Announcements

UPDATED 3-18-2020:  TISD Coronavirus Response! Thumbnail Image

UPDATED 3-18-2020: TISD Coronavirus Response!

Trinity ISD will extend the suspension of normal district operations through Friday, April 10th in an effort support our nation’s need to slow the spread of the novel coronavirus, or COVID-19.
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