The program works with autistic children and uses dedicated teachers, specially designed classrooms and a Snoezelen room.

[4] Holy Trinity has won several championships since opening in sports such as football, basketball, soccer, hockey, and have had students earn medals in wrestling.

[citation needed] The Boys Varsity Field lacrosse team has become somewhat of a powerhouse program, capturing 'AA' LOSSA gold in 2015, 2016, 2017, 2018, 2019, and 2022.

The school offers a variety of non-athletic programs including dramatic, musical, academic, and social justice clubs.

Have planted many memorial trees, participated in educational activities with elementary school aged kids including CLOCA water shed program, garbage clean ups in wooded areas, community yard sales to promote reuse as a very important "R".