Most Improved New Jersey Boys 400m Marks Compared to 2025

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

Most Improved - 400 Meter Dash

Comparing 2026 season to 2025 season

Rank Improved Athlete/Team Class 2025 PR 2026 PR
1 -9.50 2028 1:08.73 59.23
2 -7.84 2028 1:08.93 1:01.09
3 -6.88 2026 1:06.05 59.17
4 -6.85 2028 1:02.04 55.19
5 -6.79 2028 1:02.02 55.23
6 -6.48