 Glenmuir competes in the annual Schoolboy Football Competitions.The school was DaCosta Cup Champions in 2004, 2006, and 2012; the Ben Francis Cup Champions in 1993, 1994, 1999, 2004, 2005, and 2009; and the Oliver Shield Champions in 2004 and 2006.Glenmuir's quiz team has been consistently successful in the TVJ's (Television Jamaica) Schools' Challenge Quiz competitions with victories in 1995, 1999, 2001, 2002.