Knox Grammar School is an independent Uniting Church day and boarding school for boys, located in Wahroonga, New South Wales, an Upper North Shore suburb of Sydney, Australia. Founded in 1924 by the Presbyterian Church of Australia as an all-boys school, and named after John Knox.
Our School motto, 'Virile Agitur', is derived from St Paul's letter to the Corinthians. "Be on your guard; stand firm in the faith; be courageous; be strong. Do everything in love."

Knox Grammar School is an independent Uniting Church day and boarding school for boys, located in Wahroonga, New South Wales, an Upper North Shore suburb of Sydney, Australia. Founded in 1924 by the Presbyterian Church of Australia as an all-boys school, and named after John Knox.
Our School motto, 'Virile Agitur', is derived from St Paul's letter to the Corinthians. "Be on your guard; stand firm in the faith; be courageous; be strong. Do everything in love."