Colorado Underclassman Rankings: Top Boys 400m Performers

Mar 18, 2026

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Ranking the top underclassman Boys 400m performers in Colorado during the 2026 Outdoor Season.

Rank	Time	Athlete/Team	Class	Meet / Date
1	48.28	Preston Mozer Fort Collins High School	2028	ThunderRidge Invitational Mar 14, 2026
2	49.52	Jackson Ruff Fort Collins High School	2028	ThunderRidge Invitational Mar 14, 2026
3	50.10	Jaidden Gibbs Central Grand Junction High School	2028	Mesa County Invite Mar 7, 2026
4	50.19	Phoenix Tomsick Ralston Valley High School	2028	Thornton Early Bird Mar 11, 2026
5	50.94	Davian Moore Liberty High Schoo...