Ma On Shan is a saddle-shaped peak in east of Tolo Harbour in the New Territories of Hong Kong. With a height of 702 metres, it stands among the ten highest mountains in Hong Kong. The mountain borders Sha Tin and Tai Po districts.
Beneath the west face of the mountain along Tolo Harbour, the Ma On Shan new town extension, administratively part of Sha Tin, is named after the hill. It ends north in Wu Kai Sha.
A group of villages located east of the peak is named Shap Sze Heung and the harbour of Three Fathoms Cove.
Address Hong Kong SAR China
Coordinates 22°24'32.565" N 114°15'8.789" E