Most Improved New Hampshire Boys 400m Marks Compared to 2025

May 29, 2026

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

Comparing 2026 season to 2025 season

Rank	Improved	Athlete/Team	Class	2025 PR	2026 PR
1	-13.28	Marcus Bower Spaulding High School	2028	1:12.02	58.74
2	-11.38	Camden Griffith Alvirne High School	2028	1:15.31	1:03.93
3	-10.39	Nicholas Turibio Coe Brown Academy	2028	1:12.43	1:02.04
4	-9.66	Dylan Lenahan Hinsdale High	2028	1:10.62	1:00.96
5	-8.45	Chandler Dimos Bishop Brady High School	2028	1:10.22	1:01.77
6	-7.04	C...