Claim: Grace VanderWaal was under age 18 when she won America's Got Talent.

Grace Avery VanderWaal -LRB- born January 15 , 2004 -RRB- is an American singer-songwriter from Suffern , New York . In September 2016 , at age 12 , she won the eleventh season of the NBC TV competition show America 's Got Talent -LRB- AGT -RRB- . She soon signed a record deal with Columbia Records and released her first EP , Perfectly Imperfect , in December 2016 . VanderWaal also creates videos of her original songs and covers for YouTube and continues to perform . She won the 2017 Radio Disney Music Award for Best New Artist and is working on a full-length album to be released later in 2017 .