Miss Teen USA 2017 was the 35th Miss Teen USA pageant held at the Phoenix Symphony Hall in Phoenix, Arizona on July 29, 2017. Karlie Hay of Texas crowned her successor, Sophia Dominguez-Heithoff of Missouri at the end of the event. The pageant was hosted by celebrity personal trainer and author Heidi Powell and E! correspondent Erin Lim, while Mexican singer Jorge Blanco performed.