Raised in Los Angeles, Barr attended Loyola High School in the Pico-Union neighborhood, where he was an All-State running back after rushing for 1,890 yards and 20 touchdowns as a junior.
Raised in Los Angeles, Barr attended Loyola High School in the Pico-Union neighborhood, where he was a letterman in football and track. He was an All-State selection at running back for the Loyola Cubs football team after rushing for 1,890 yards and 20 touchdowns as a junior.