Mother Teresa has many sports teams, including alpine skiing, badminton, baseball, basketball, cross country running, curling, field hockey, golf, hockey, lacrosse, Ski Club, soccer, swimming, softball, field lacrosse, swimming, tackle football, track and field, varsity girls touch football, volleyball and wrestling.

On May 28, 2014, the OFSAA division baseball team won the NCSSAA city championship giving the school its seventh city championship win of the school year.

Mother Teresa's Drama Department put on a production of twinkly stars in 2015.

On May 26, 2011, an empty barrel of peppermint oil[1] exploded in an auto-shop class, killing 18-year-old student Eric Leighton, a hockey player with the Almonte Thunder,[2] as well as causing minor injuries to four other students and one staff member.

[3][4] On 4 September 2016, the school's patron Mother Teresa was canonized into Sainthood by Pope Francis.