Most Improved Illinois Girls 300m Hurdles Marks Compared to 2025

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Improvement Rankings: Top Illinois Girls 300m Hurdles marks compared to their season’s best performances from 2025.

Most Improved - 300 Meter Hurdles

Comparing 2026 season to 2025 season

Rank Improved Athlete/Team Class 2025 PR 2026 PR
1 -12.99 2028 1:17.94 1:04.95
2 -12.27 2026 59.64 47.37
3 -11.33 2028 1:06.73 55.40
4 -10.52 2028 54.77 44.25
5 -8.62 2028 1:01.76 53.14
6 -8.60