Adavale is a rural town and locality in the Shire of Quilpie, Queensland, Australia. In the 2021 census, the locality of Adavale had a populatio…Adavale is a rural town and locality in the Shire of Quilpie, Queensland, Australia. In the 2021 census, the locality of Adavale had a population of 72 people. Adavale is in South West Queensland, 931 kilometres west of the state capital, Brisbane. It is roughly in the centre of the locality.