The Aboriginal Shire of Lockhart River is a local government area in Far North Queensland, Australia. In the 2021 census, the Aboriginal Shire of Lockhart River had a population of 640 people. It is on the east coast of the Cape York Peninsula and consists of a single locality, Lockhart River. It includes a number of islands off the east coast: Chapman Island, Ll…The Aboriginal Shire of Lockhart River is a local government area in Far North Queensland, Australia. In the 2021 census, the Aboriginal Shire of Lockhart River had a population of 640 people. It is on the east coast of the Cape York Peninsula and consists of a single locality, Lockhart River. It includes a number of islands off the east coast: Chapman Island, Lloyd Island, Rocky Island, Sherrard Island and Sunter Island.