Colorado Upperclassman Rankings: Top Boys 400m Performers

May 21, 2026

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

Rank	Time	Athlete/Team	Class	Meet / Date
1	47.03	Joshua Gallien Vista Peak High School	2026	Colorado State Track and Field Championships May 14, 2026
2	47.60	Micah Sheehan Northfield High School	2027	Colorado State Track and Field Championships May 14, 2026
3	47.63	Thiago Roberts Harrison High School	2026	Colorado State Track and Field Championships May 14, 2026
4	47.80	Ernest FIELDS Denver West High School	2026	DPS - City League Meet May 1, 2026
5	47.84	...