Most Improved Illinois Boys 300m Hurdles Marks 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

Improvement Rankings: Top Illinois Boys 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 -16.19 2027 58.23 42.04
2 -10.60 2027 54.56 43.96
3 -10.49 2029 1:03.75 53.26
4 -10.18 2028 1:00.25 50.07
5 -8.76 2027 1:01.14 52.38
6 -8.49 2028