Lynch was born and raised in Littleton, Colorado. He is the second youngest of five siblings (sister Rydel and brothers Riker, Rocky, and Ryland). He was educated at home starting in the fourth grade when he learned to sing and play the guitar and piano. Lynch is a second cousin of entertainers Derek Hough and Julianne Hough, their maternal grandmothers being sisters. Lynch and his family moved to Los Angeles in 2007.