[16] The Westlake Chaparrals compete in volleyball, cross country, football, basketball, powerlifting, wrestling, swimming, soccer, lacrosse, golf, tennis, track, water polo, baseball, softball, dance, and cheerleading.

The Westlake Cheer Program's Red Team has won the 2013, 2014, 2015 and 2019 UCA Super Varsity Division 1 National High School Cheerleading Championships.

Another scandal would ensue the same day as the words "Go Home, N——" were found painted on the bleachers for the visiting team.

[62] Public controversy around racism at Westlake High School resurfaced in 2020 with the creation of the Instagram account @racismatwestlake.

Media attention garnered by the account has led to conversations surrounding diversity at the school, the actions of administrators, and the general culture at Westlake.