In just eleven years, Sierra Canyon School has established itself as one of the premiere small-school high school athletic programs in California. Sierra Canyon has won eight State Championships and ten CIF-SS Championships along with seven additional CIF-SS Final appearances. In the 2016 fall season, the Trailblazers won the CIF-SS Division 4 Championship in Football and won its first ever CIF-SS Championship in Girls Volleyball. During the winter, the Trailblazers won their third ever CIF-SS soccer championship and second regional championship. The Trailblazers compete in the Gold Coast League, where they have won 36 League titles.
The 2016-2017 school year was extremely successful as the Trailblazers won a school record eight league titles (football, girls volleyball, boys basketball, girls soccer, lacrosse, golf and softball.) The previous record was in 2015 when the Trailblazers won six league titles..