Alcorn attended Chadron Senior High School in Chadron, Nebraska, and was a letterman in football, basketball, and track & field as a discus thrower. In football, as a senior, he won All-Conference honors and All-State honors.
Alcorn was a student at Chadron Senior High School in Chadron, Nebraska, where he excelled in multiple sports, including football, basketball, and track & field. As a standout athlete, he earned recognition for his performance in football, winning All-Conference and All-State honors.