Jackson was born in Perth, Western Australia, to parents from Bayswater and Guildford. During her early childhood, she travelled throughout rural Western Australia with her parents and three sisters- Julie, Karina, and Tania. She has three nephews Adam, Thomas, and Michael, as well as four nieces Lauren, Jess, Emily, and Amy. In her teenage years, she lived at the Swanleigh Residential College in Middle Swan, and attended Lockridge Senior High School. She went on to complete a Bachelor of Arts degree majoring in English, at the University of Western Australia.