Most Improved Illinois Girls 400m Times Compared to 2025

MileSplit Staff

This content requires a MileSplit Pro plan.
Join Now and select any plan for instant access!

MileSplit Pro
Join Now

2026 Improvement Rankings: Highlighting the top Girls 400m performers from Illinois compared to their season 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 -18.19 2027 2:28.64 2:10.45
2 -16.13 2027 1:35.59 1:19.46
3 -16.00 2028 1:53.95 1:37.95
4 -14.90 2026 2:00.54 1:45.64
5 -12.94 2028 1:35.94 1:23.00
6