PRIOR TO MSU: Hagan, a freshman from Louisville, Ky., and Trinity High School. Hagan finished 14th at the state cross country meet as a senior, as his team placed second. He also was fourth at the regional. In the outdoor track season, his 4x800-meter relay squad was second mirroring the Shamrocks in the team standings. At the regionals that year, both his relay and team won titles. In 2024, he was eighth as a member of the 4x800m at the state outdoor meet and fourth at the state indoor championships. In both cases, Trinity finished second in the team standings. In the outdoor regionals, his 4x800m team placed eighth. Individually, he was 13th in the 800m. Trinity won the regional title. In the classroom, Hagan was recognized as Academic All-State in both cross country and track and field. He graduated with honors.