Most Improved New York Boys 400m Marks Compared to 2025

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Improvement Rankings: Top New York 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 -17.13 2027 1:15.50 58.37
2 -17.09 2026 1:13.50 56.41
3 -16.48 2028 1:27.80 1:11.32
4 -14.86 2027 1:17.00 1:02.14
5 -14.35 2028 1:34.35 1:20.00
6 -14.27