Idaho State Outdoor (2025): Sam Jeppsen had a strong junior outdoor season, highlighted by a personal best of 3:56.54 in the 1500m at the Ed Jacoby Twilight (04/25/25), placing 10th. He improved this mark to 3:56.99 at the Bengal Invitational (05/02/25), securing 4th place. At the Big Sky Conference Outdoor Championships (05/14/25), Jeppsen ran 4:02.01 in the 1500m preliminaries. Additionally, he achieved a personal best of 15:57.80 in the 5000m at the Bengal Invitational, finishing 3rd.

Idaho State Indoor (2024–25): During the indoor season, Jeppsen recorded a personal best of 4:28.55 in the mile at the Mountain States Games (02/14/25), placing 24th. He also competed in the 800m, achieving a time of 1:58.71 at the same meet. 

Idaho State Cross Country (2024): In the cross country season, Jeppsen ran the 3-mile course at the UVU XC Invitational (08/30/24) in 15:45.7. He completed the 6k at the Big Sky Preview Meet (09/20/24) in 26:39.4 and achieved a personal best of 26:21.0 in the 8k at the LC State Invite (10/19/24).