He prepped at Utah's Jordan High School, where he earned all-state honors his junior and senior seasons and helped the Beet Diggers to a region title his senior year for Coach Alex Jacobsen.

Earned first-team all-GWC honors from the media and second-team recognition from the coaches last year after tallying 29 tackles, 25 solo, with 6.5 TFLs and four sacks from his nose guard spot.

Played in all 11 games with 10 starts, earned consensus first-team all-Great West Conference honors after tallying 26 tackles, 13 solo, including 7.5 TFLs and 6.0 sacks, also had an interception, three QB hurries, forced a fumble, recovered a fumble and blocked a kick.

Earned GWC defensive Player of the Week honors after Northern Arizona game when he had 1.5 sacks among his five tackles.

[5] Larsen's younger brother, Tyler, is a center that currently plays with the Washington Commanders of the National Football League.