Most Improved Massachusetts Boys 400m Marks Compared to 2025

May 29, 2026

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Improvement Rankings: Top Massachusetts 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	-14.80	Jermeer Nayzon Britt Madison Park High School		1:16.50	1:01.70
2	-13.26	Bocanov Alexis Randolph High School	2027	1:19.14	1:05.88
3	-12.60	Parker Jourdain Easthampton High School	2029	1:20.34	1:07.74
4	-11.76	Finn Taylor Pioneer Charter School of Science	2028	1:06.23	54.47
5	-11.69	Soren Castenson Amherst-Pelham Regional High School	2028	1:12.99	1:01.30