Foothill is a member of the Tri-County Athletic Association. Foothill’s teams participate in either the Tri-Valley League or the Frontier League, depending on the sport. These leagues have diverse schools with a rich tradition of athletic and academic success. Teams currently include Bishop Diego, Carpinteria, Fillmore, Grace Brethren, Saint Bonaventure, Malibu, La Reina, Nordhoff, Santa Clara, Santa Paula, Villanova Prep, Thacher, and Cate. These schools field an average of 29 teams each. Divisions will vary by sport, but the majority of teams play in Divisions III – VI.