AdvertisementNationalNSWHSC The best public schools in HSC maths, ranked – and how one non-selective surprised everyone Christopher Harris and Nigel Gladstone August 4, 2026 — 7:30pm Save You have reached your maximum number of saved items. Share A A ABalgowlah Boys, Fairvale High and Killarney Heights High recorded the highest average marks in advanced mathematics of any non-selective public schools in last year’s Higher School Certificate. Oliver Yang, Leo Robinson, and Luke Macfarlane scored top mathematics results in the HSC last year for their school, Balgowlah Boys. Related Article HSC We re-ranked schools by HSC averages. AdvertisementMost private schools do not publish subject averages, though the high-ranking selective Sydney Grammar School reported an average of 87.7 for advanced maths.