The Shire of Barcoo is a local government area in Central West Queensland, Australia. In June 2018, the shire had a population of 267 people. It covers an area of 61,830 square kilometres, and has existed as a local government entity since 1887. It is named for the Barcoo River which reaches a confluence with the Thomson River in the shire to fo…The Shire of Barcoo is a local government area in Central West Queensland, Australia. In June 2018, the shire had a population of 267 people. It covers an area of 61,830 square kilometres, and has existed as a local government entity since 1887. It is named for the Barcoo River which reaches a confluence with the Thomson River in the shire to form Cooper Creek.