Most Improved Colorado Girls 300m Hurdles Marks Compared to 2025

Apr 03, 2026

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Improvement Rankings: Top Colorado Girls 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	-13.01	Reese Osborn Niwot High School	2027	1:13.79	1:00.78
2	-12.14	Sa'Jadyn Sweat Aurora Central High School	2027	1:12.97	1:00.83
3	-11.07	Zariah Payton Northglenn High School	2028	1:09.04	57.97
4	-11.03	Leslie Marquez-Almeida Adams City High School	2027	1:03.69	52.66
5	-8.20	Janice Amoah Regis Groff	2027	1:05.09	56.89
6	-7.74