The High Junk Peak Country Trail runs through the foot of High Junk Peak, west of the Summit. There are no roads that lead to the summit. The trails to the summit are rather rocky and steep, and not maintained by the government, so proper hiking footwear is advisable.
Geological map of Hong Kong showing the distribution of faults and different rock types in Hong Kong. High Junk Peak is in the Green area (Volcanic Rock) in Eastern New Territories
High Junk Peak is formed by Volcanic rocks, like many of the tallest mountains in Hong Kong, such as Tai Mo Shan. Some shorter mountains in Hong Kong are formed by older Granitic rocks.