In just fifteen years, Sierra Canyon School has established itself as one of the premiere high school athletic programs in California and the United States. Sierra Canyon has won twelve State Championships and ninteen CIF-SS Championships along with eleven additional CIF-SS Final appearances. The Trailblazers compete in the Mission League, where they have won 63 League titles. Sierra Canyon has excelled in both boys and girls sports. The Sierra Canyon football team has won five Southern Section Championships along with two State Championships. The team has risen from playing 8 man football to becoming one of the top programs in the State. The basketball team has won two consecutive Open Division State Championships along with three consecutive Regional Championships and has not lost a league game since 2003. Sierra Canyon girls programs have combined for a total of eight State/Regional Championships. The girls basketball team won back to back to back State Championships (2013-2015) and in 2019 and 2022 won the prestigious Open Division State Championship. The girls soccer team has won three Southern Section Championships and two State Regional Championships. The girls volleyball team won back to back Southern Section Championships (2016, 2017) and won a State Championship in 2017.