MileSplit Staff May 01, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Improvement Rankings: Top Kentucky 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 -11.07 Riley Turner Pulaski County 2029 1:00.39 49.32 2 -7.11 Aidan Elliot Butler County 2029 58.25 51.14 3 -6.55 Ethan Jenkins Ballard Memorial 2029 59.83 53.28 4 -6.14 Mason Schiess Taylor County 2029 53.66 47.52 4 -6.14 Mason Elliott Grayson County 2029 58.22 52.08 6 -5.77 Nathan Kramer McCreary Central