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

Thursday, Friday, Saturday November 20, 21, 22 - 7:00pm Titan Theatre presents "Fools"

Sunday, November 23 - 2:00pm & 7:00pm Titan Theatre presents "Fools"

         [ General Admission $10 -  Trinity Students with Titan card $7 ]


Wednesday, December 17 - Periods 5, 6, 7 Exams - 12:00 Dismissal

      NOTE:  This will NOT be a Late Start Day.

Thursday, December 18 - Periods 8, 1, 2 Exams - 12:00 Dismissal

Friday, December 19 - Periods 3, 4 Exams - 10:45 Dismissal

NO CLASSES will be held on Monday, December 22.

Classes resume after the Christmas holidays on Monday, January 5, 2015.


                                School news



[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!

November 25th is Grandparents Day Mass. Student's grandparents are invited to attend.  We are also asking everyone to bring a canned food item to benifit our local St. Vincent DePaul society.


TCH Night at the St. Louis Blues Game -

Tuesday, February 10th

Trinity Booster Club is hosting a fundraiser through the St. Louis Blues.  Each ticket cost is $22 and Trinity will earn $5 per ticket sold.  If we sell all 290 tickets, the Booster Club will profit $1,450.

Tickets go on sale Monday, November 17th through Tuesday, December 2nd!

Click here to access order form

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


cafeteria monthly menu (HERE)