
Students from Knox broke four CAS records and finished second overall in both swimming and diving.
Knox Grammar School
Forty-two swimmers and 13 divers represented Knox at the meet, with three individual records and one relay record broken by the Knox team.
William Yang (Year 12) broke two records: Open 50 metre Fly (24.83 seconds) and Open 100 metre Backstroke (57.50 seconds).
Leon MacAlister (Year 10) broke the 17 years 100 metre Backstroke record with a time of 58.71 seconds.
Andrew Hemsworth (Knox Swim Captain), Leon MacAlister, Sam Ritchens, William Yang broke the record for the Open 200m Freestyle Relay with a time of 1 min 35.1 seconds.
Knox won 35 of the 73 events. The overall winner of the points competition was Trinity Grammar (543 points), with Knox finishing second (539).

15 September 2026
In 2025, Knox Grammar and Wahroonga Prep joined the Independent Schools NSW 'Respectful Relationships: Proactive Education' initiative. The program is designed to strengthen a whole-school approach to respectful relationships, helping young people develop the knowledge, skills and dispositions required to build healthy and respectful interactions throughout their lives.

14 September 2026
Congratulations to Knox Debating on another outstanding season. Knox retained the CAS Debating Shield for Best Overall School for the sixth consecutive year and claimed the Open Firsts Trophy after an undefeated season.

27 August 2026
How do we prepare the next generation of community members, global citizens, leaders, entrepreneurs, problem-solvers and innovators for life after school? What challenges and opportunities are shaping the world they will inherit?
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