Has 7 siblings, including half-siblings - four older brothers, two younger brothers, and a sister. One of her siblings is actor Will Peltz.
Studied Tai Chi for The Last Airbender (2010).
Parents are Nelson and Claudia Peltz.
Her father is from an Ashkenazi Jewish family (from Austria and Russia). Her mother has German, Welsh, and English ancestry.
Played Ice Hockey when she was a child.