Most Improved Colorado Boys 300m Hurdles Marks Compared to 2025

Apr 03, 2026

This content requires a MileSplit Pro plan.
Join Now and select any plan for instant access!

MileSplit Pro Join Now

Improvement Rankings: Top Colorado Boys 300m Hurdles marks compared to their season’s best performances from 2025.

Most Improved - 300 Meter Hurdles

Comparing 2026 season to 2025 season

Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-8.67	Anarbold /Andy Uuganbayar Denver South High School	2027	53.07	44.40
2	-7.45	Ryder Wallace Arapahoe High School	2028	54.39	46.94
3	-7.08	Sage Harmsen Centauri High School	2028	1:03.37	56.29
4	-6.41	Anderson Habana Yuma High School	2028	57.40	50.99
5	-5.73	Nick Searles Basalt High School	2028	49.33	43.60
6	-5.70	Huds...