Most Improved Juniors: Top Boys 400m Performers in Florida

MileSplit Staff
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Ranking the Most Improved Class of 2027 Boys 400m performers from Florida compared to their best results from 2025.

Most Improved - 400 Meter Dash

Comparing 2026 season to 2025 season

Rank Improved Athlete/Team Class 2025 PR 2026 PR
1 -20.01 2027 1:15.55 55.54
2 -11.95 2027 1:12.18 1:00.23
3 -10.87 2027 1:15.41 1:04.54
4 -10.40 2027 1:10.82 1:00.42
5 -10.23 2027 1:03.47 53.24
6 -10.04