Boys / Men · 400 Meters · Varsity PlAthlete / entryGrSchool / teamMark 1Ayden HartzellPlace 1 · Evanston Senior—Evanston Senior48.63a 2Ethan KirkendallPlace 2 · Orchard Athletix—Orchard Athletix48.68a 3Logan BordenPlace 3 · Natrona County—Natrona County49.49a 4Jordan JensenPlace 4 · Valhalla Track Club—Valhalla Track Club49.82a 5Kyler StinsonPlace 5 · Kyler Stinson Unattached—Kyler Stinson Unattached49.94a 6Cameron PilcherPlace 6 · Thunder Basin—Thunder Basin50.24a 7Wade PollockPlace 7 · Orchard Athletix—Orchard Athletix50.32a 8Quinton WilliamsPlace 8 · Orchard Athletix—Orchard Athletix50.62a 9Davis DeGrootPlace 9 · DeGroot-Davis-UT-Unattached—DeGroot-Davis-UT-Unattached51.01a 10Zeke KearneyPlace 10 · Kearney-Zeke-UT-Unattached—Kearney-Zeke-UT-Unattached51.02a 10Zephyr EnriquezPlace 10 · Elite of Southern California—Elite of Southern California51.02a 12Charles ChatmanPlace 12 · Wilson (Long Beach)—Wilson (Long Beach)51.07a 13Ian JohnsonPlace 13 · Spike Up Athletics—Spike Up Athletics51.16a 14Tyler LeDucPlace 14 · Silver Bullet TC—Silver Bullet TC51.28a 15Shane FarleyPlace 15 · West Hurdle Training—West Hurdle Training51.53a 16Eli ThompsonPlace 16 · Twin Falls—Twin Falls51.65a