Three Hummock Island State Reserve has 5 named peaks. The highest is South Hummock at 237 m. Other notable peaks include Bronzewing Hill, North Hummock and Middle Hummock.
There are 5 named mountains in Three Hummock Island State Reserve. The highest and the most prominent mountain is South Hummock.
The highest peak in Three Hummock Island State Reserve is South Hummock, at 237 m.
Notable peaks in Three Hummock Island State Reserve include South Hummock, Bronzewing Hill, North Hummock, Middle Hummock and Granite Hill.
