Sasha Grey was born in the city Sacramento, California. She attended Highlands High in North Highlands, California where she held a 3.8 grade average but was later home schooled. She had her first sexual experience at the age of 16. In 2005, she decided to become an adult performer. After graduating a year early, she bussed tables at a local steak house in Sacramento while attending Sacramento City College.
She then moved to Los Angeles and started her career in 2006 just after turning 18. Her first scene was an orgy with Rocco Siffredi and others for the movie The Fashionistas 2 by John Stagliano. She states that she is bisexual and a fan of porn star Belladonna, with whom she shot scenes in Fetish Fanatic 4 and the unreleased Awakening of Sasha Grey