Most Improved National Boys 400m Hurdles Marks Compared to 2025

Mar 22, 2026

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Improvement Rankings: Top National Boys 400m Hurdles marks compared to their season’s best performances from 2025.

Most Improved - 400 Meter Hurdles

Comparing 2026 season to 2025 season

Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-24.94	Zavion Mosier Broome	2028	1:30.13	1:05.19
2	-16.64	James Bivings Blue Ridge	2028	1:26.36	1:09.72
3	-16.08	Jeryme Melville Shiloh High School	2028	1:21.07	1:04.99
4	-15.85	Gregory Carter Crestwood	2026	1:28.96	1:13.11
5	-15.03	Colby Walden Tampa Bay Tech	2038	1:15.14	1:00.11
6	-14.31	Juan Bentancourt Colon