Justice is from Poway in San Diego County, California. Justice's father, David Justice, is a major league baseball player. Her mother, Rebecca Villalobos is a designer and model. Her family has appeared on the series "Celebrity Wife Swap," and the experience of being on camera inspired her to pursue acting.
Justice was featured in The Fine Bros' YouTube series "Kids React."
- "Teens React"
- Recovery Road (2016)
- Nicky, Ricky, Dicky & Dawn (2017)
- My Two Left Feet (2018)
- Andi Mack (2018-2020)
- One Day at a Time (2020)