South Trees is a coastal industrial suburb of Gladstone in the Gladstone Region, Queensland, Australia. In the 2021 census, South Trees had "no people or a very low population". South Trees is a coastal suburb facing the Auckland Channel, a waterway separated from the Coral Sea by Facing Island. The suburb consists of three non-contiguous areas of i…South Trees is a coastal industrial suburb of Gladstone in the Gladstone Region, Queensland, Australia. In the 2021 census, South Trees had "no people or a very low population". South Trees is a coastal suburb facing the Auckland Channel, a waterway separated from the Coral Sea by Facing Island. The suburb consists of three non-contiguous areas of island, including the land around Parsons Point to the west of the South Trees Inlet and two islands within the South Trees Inlet, the northern one called South Trees Island while the southern one is unnamed.