Most Improved Arizona Girls 300m Hurdles Marks Compared to 2025

Mar 28, 2026

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Improvement Rankings: Top Arizona 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	-7.38	Riley Rincon Canyon View High School	2028	1:02.74	55.36
2	-7.32	Irelynn McGrath Tanque Verde High School	2026	1:02.17	54.85
3	-6.82	Giana Piper Mica Mountain High School	2028	59.50	52.68
4	-6.25	Naomi Schifferli Bradshaw Mountain High School	2027	1:00.80	54.55
5	-6.10	Vivian Morales Florence High School ...