 The CIHS boys' soccer team won its first-ever CIF-SS championship in 2020, the school's first section title in any team sport since the boys' basketball team won in 1978.Channel Islands High School has gained national recognition for its various dance squads.The school's short flags squad is the first to "three-peat" four times at the United Spirit Association (USA) Nationals — three times in 2-Flag (1986, 1987, 1988; 2001, 2002, 2003; 2009, 2010, 2011), as well as once in 1-Flag (2011, 2012, 2013).