[2][3][4] In the 2021 census, Moreton Bay had "no people or a very low population".

[1] The extent of the locality within the City of Brisbane is:[2][4] and includes the following uninhabited islands (from north to south):[4] The extent of the locality within the City of Redland is: and includes the following uninhabited islands from north to south:[4] but excludes the following islands (some inhabited, some not), from north to south: The list of excluded islands or island groups above are separate localities within the City of Redland, all are inhabited with the exception of Peel Island, which was formerly inhabited but now is a protected area.

The locality name of Moreton Bay draws its name from the bay of the same name, which was named by Lieutenant James Cook, commander of HMS Endeavour, after James Douglas, 14th Earl of Morton, the President of the Royal Society who had helped to negotiate a grant of £4000 to finance the expedition.

[2] In the 2016 census, Moreton Bay had "no people or a very low population".

[5] In the 2021 census, Moreton Bay had "no people or a very low population".