Marlborough Cross Country has a lasting legacy of success, in the 2016 season they were the Sunshine League Champions. 9 League Titles, a CIF-SS Championship, and a California State Championship all since 2004 bear testament to the rigor of our program.
Varsity and JV compete in the Los Angeles Athletic Association. 7/8th Grade participates in the Delphic League.
Marlborough Cross Country competes at Crystal Springs in Griffith Park.