Most Improved Arkansas Girls 300m Hurdles Marks Compared to 2025

May 01, 2026

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Improvement Rankings: Top Arkansas 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	-17.52	Lailani Grant Monticello High School	2027	1:11.69	54.17
2	-17.13	McKinlee White Murfreesboro High School	2028	1:41.23	1:24.10
3	-11.82	Chaffin MacKenzie Pea Ridge High School	2027	1:10.19	58.36
4	-11.25	Ivy Cannon Quitman High School	2030	1:09.72	58.47
5	-9.79	Serenity Haney Nashville High School	2026	1:05.79	56.00
6	-9.77