Most Improved Colorado Girls 300m Hurdles Marks Compared to 2025

May 01, 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

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Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-15.62	Zariah Payton Morales Northglenn High School	2028	1:09.04	53.42
2	-13.95	Amiyah Unitt Aurora Central High School	2028	1:14.56	1:00.61
3	-13.01	Reese Osborn Niwot High School	2027	1:13.79	1:00.78
4	-12.14	Sa'Jadyn Sweat Aurora Central High School	2027	1:12.97	1:00.83
5	-11.03	Leslie Marquez-Almeida Adams City High School	2027	1:03.69	52.66