Most Improved Mississippi Girls 400m Marks Compared to 2025

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Improvement Rankings: Top Mississippi Girls 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 -10.92 2027 1:36.22 1:25.30
2 -9.82 2026 1:10.78 1:00.96
3 -9.72 2030 1:19.64 1:09.92
4 -8.74 2028 1:19.92 1:11.18
5 -7.47 2027 1:10.89 1:03.42
6 -6.88