Most Improved Ohio Boys 400m Marks Compared to 2025

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Improvement Rankings: Top Ohio 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 -20.52 2027 1:12.69 52.17
2 -14.77 2027 1:15.97 1:01.20
3 -14.38 2028 1:15.32 1:00.94
4 -13.70 2027 1:09.70 56.00
5 -13.57 2027 1:13.65 1:00.08
6 -12.88 ...