Madison Hu was born in Longview, Texas, the daughter of Chinese immigrants. She has an older brother, who was born in China. She has stated that her parents immigrated to start a new life. Later, she moved to Southern California, where she started to work as an actress.
- Madison is currently starring in her own Disney Channel series Bizaardvark, which began airing on June 24, 2016 and ended in 2019.