Jason had romantic love affairs with Scottish actress and model Marianna Palka in the early 2010s. He dated her as his girlfriend for several years and they called off their love life. In 2015, he was seen with Melanie Lynskey. Melanie Lynskey is also an actress. She is the ex wife of Jimmi Simpson. He also expressed his desire getting married to her and be his loving spouse. He is not married and divorced yet.
Jason received his elementary education from Crossroads School. He also completed his high school education from there and then he joined New York University's Tisch School of the Arts. He finally earned his BFA in Drama in 2002. In 1990, he starred in the TV film The Dreamer of Oz: The L. Frank Baum Story where he was seen playing the role of Harry Neal Baum. Next year he voice acted in the movie The Real Story Of Christmas Tree. He provided the voice of Little Acorn in this animated movie. After that he took a break from acting and returned to acting in 1999. That year he appeared in the comedy-drama film Mumford and on the TV series Days of Our Lives and Undressed. In 2014, he earned the salary of $705,882 and his net worth is $6,000,000.