Trinity High School Graduates

"In the proud tradition of
Mercy (1948),
St. Thomas Aquinas (1954),
Rosary (1961),
St. Thomas Aquinas–Mercy (1985)"



Welcome to

Trinity Catholic High School

Trinity Catholic High School is a fully accredited, co-educational, college preparatory high school located in St Louis, Missouri.

Click here to view a message from our Archbishop

Please continue to pray for peace in our community.
Sincerely Yours in Christ,
Most Rev. Robert J. Carlson
Archbishop of St. Louis

                              SCHOOL  Calendar

Tuesday, December 23

Boys Varsity Basketball vs. SLUH in the MICDS Holiday Tournament - 6 pm

Monday, January 5

Classes Resume

                                School news

Tuition Incentive! Save $2,000 for the 2015-1016 school year!

Click here for more information > Trinity tuition scholarship flyer

Donate to TEAM JAKEY in memory of 2008 Alumni Jake Zeller.

Click here to donate or view his page > American Foundation for Suicide Prevention


Click here to view > ALUMNI SPOTLIGHT: LIA WEBER



Jack McKenna, a 2007 graduate of Trinity Catholic High School, has been promoted to Mechanical Project Engineer at Roeslein & Associates, Inc. Congratulations Jack.


[Above] Trinity seniors Alan S. (St. Angela Merici) and Dan J. (St. Rose Philippine Duchesne) compete in the Science Quiz Show on Sunday, November 9th at Carlyle Illinois High School.  Students had to answer two rounds of difficult questions containing material from all areas of science to determine the final round.  Jedding finished 5th overall! - Congrats boys!

Trinity Choir entertained the Sacred Heart Ladies Guild at their annual Christmas party on November 13th. Music Director Rachele Moramarco, led the choir in singing four songs to fill the crowd's hearts with the holiday spirit.


[Above] 2009 Trinity graduate, Jusean Archibald takes on a new career challenge as the new Project Engineer at Tarlton Corporation.  He will be working in the firm's concrete group. - Congrats Jusean!


TCH Night at the St. Louis Blues Game -

Tuesday, February 10th Click here to access order form

Parent Organization and Booster Club - COME JOIN THE FUN !!


cafeteria monthly menu (HERE)