American Idol 'American Idol' announces audition dates, lowers minimum age to 15 06/21/2010 Fox has revealed American Idol's tenth-season audition dates and announced the reality competition has lowered its minimum eligibility age from 16 to 15 years old. Read More RELATED NEWS 'American Idol' runner-up Lauren Alaina calls off engagement to high school sweetheart Alex Hopkins'American Idol' winner Scotty McCreery marries Gabi DugalScotty McCreery: I forgot there was a gun in the backpack I took to airport TAGS: American Idol