 Tara Lynne Barr was born in Fountain Valley, California, on October 2, 1993, the daughter of long-time employees of the Southern California Edison Company.Her parents enrolled her and her older sister Erin in the before- and after-school care program of the Boys & Girls Clubs of Huntington Valley.When the club set up a theater branch, Barr's sister performed in several children's theater productions, inspiring Barr to take up acting.