Gostelow was born on 12 October 1999 and grew up in the regional Australian town of Mackay, Queensland; adjacent to the Coral Sea coast, Australia. When Gostelow was 4, she relocated to Groote Eylandt a remote island in the Gulf of Carpentaria with her family for her father's work. She spent six years there before moving back to Mackay where she went to High School. Gostelow's Indigenous hereditary roots are based in Cape York's Luma Luma tribe where her grandfather is an elder.
2015-present: ''Thick Skin''
In 2015, at the age of 16, Gostelow wrote "State of Art" which was released in February 2016 as her debut single. "State Of Art" received airplay on national youth broadcaster Triple J, won the station's 2016 Indigenous Initiative and placed top 5 in Triple J Unearthed High in 2016. Gostelow was invited to showcase at Bigsound 2016, which was her first ever gig with her band. This performance coincided with the release of her second single "Vague Utopia" which was also received high rotation on Triple J. In May 2017, Gostelow released single "That's What You Get". At the 2017 Queensland Music Awards, the single was nominated for 6 awards, winning two. In June 2018, released single "Strangers". In September 2018, Gostelow released her debut studio album, Thick Skin to positive reviews. At the 2019 Queensland Music Awards, Gostelow made Australian history by being the youngest winner of Album of the Year. In July 2019, Gostelow released "Get to It", her first new material single Thick Skin. In February 2020, her 2018 single "Strangers" was certified gold in Australia. In April 2020, ABC records released a live album titled Triple J Live at the Wireless. The album was recorded at The Lansdown Hotel, Sydney on 23 February 2019, during her Thick Skin tour. It was first broadcast on 6 May 2019, before its official release in April 2020.
Influences
Gostelow has openly discussed her musical influences as foremost fellow regional singer-songwriter Melody Pool, as well as Mumford & Sons and The Jungle Giants. Gostelow has said she was also inspired to play music after seeing Taylor Swift perform live in Australia.