Austin was born and raised in San Antonio, Texas. He now lives in Florida. He calls all of his fans "mahomies" and considers them a part of his family. He was very popular with girls back in his hometown. He first started making videos on YouTube with his friend Alex Constancio in June 2010. He made music videos starting in January 2011 and quickly gained many subscribers and became famous. His father died when he was 16 months old, but he has his Mom Michelle Mahone. His mahomies call her "Mamma Mahone". In 2012 was forced to drop out of his school Lady Bird Johnson High school due to his growing fame.