MileSplit Staff Apr 22, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Ranking the top underclassman Boys 300m Hurdles performers in Maryland during the 2026 Outdoor Season. 300 Meter Hurdles Rank Time Athlete/Team Class Meet / Date 1 40.50 Caleb Clarke Frederick Douglass-PG High School 2029 SL & RAIDERS Apr 18, 2026 2 41.29 Xavier Devaughn Mergenthaler Vocational-Technical High School 2028 SL & RAIDERS Apr 18, 2026 3 41.73 Jayce Bigirimana Richard Montgomery High School 2028 Trojan Invite Apr 18, 2026 4 41.81 Chris Burrell Howard High School 2028 Under Armour Black & Blue Invitational Apr 16, 2026 5 41.99 Arden Bell Ca...