Sarah met boyfriend Matt Prokop on the set of the film "High School Musical 3" (2008).
In May 2012, Sarah revealed that she had undergone a kidney transplant due to a history of kidney disease. Her father was luckily a match and received a kidney from him.
As of 2007, Sarah is playing the role of Jackie in the Broadway musical Grey Gardens. She opened the show in the role on November 2, 2006.
She is the older sister of Ian Hyland, who is also an actor.
She was three nicknames: Raindrop, Kitty, and SJ.
She is the daughter of actor Edward James Hyland.