Halston Jean Schrage (born May 10, 1993), better known by her stage name Halston Sage, is an American actress.

Sage was born and raised in Los Angeles, California. Her parents are Lenny and Tema Schrage and she has a younger brother and a younger sister. She is Jewish. Sage rode horses competitively, and was the editor of her high school's newspaper. She is known for her roles as Grace on the Nickelodeon television series How to Rock, Amber on the NBC television series Crisis, and Lacey in the film Paper Towns. She plays the role for Taylor in the Goosebumps movie. She is the girl who is saved by Champ (Ryan Lee).