Most Improved Idaho Girls 400m Marks Compared to 2025

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Improvement Rankings: Top Idaho 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 -11.08 2027 1:16.41 1:05.33
2 -9.48 2028 1:43.58 1:34.10
3 -7.83 2028 1:16.83 1:09.00
4 -7.80 2026 1:12.89 1:05.09
5 -7.45 2027 1:14.56 1:07.11
6 -7.06 ...