MileSplit Staff Mar 04, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Rankings the top underclassman Boys 400m performers in Pennsylvania during the 2026 Indoor Season. 400 Meter Dash Rank Time Athlete/Team Class Meet / Date 1 48.92 Kaleb Young Episcopal Academy 2028 La Salle Winter Series - Boys Sprint Night Jan 2, 2026 2 49.61 Brian Culmer Imhotep Institute Charter 12 2028 Philadelphia Public League Championships Feb 8, 2026 3 49.72 Sebastian Ruth Bishop Shanahan 01 2028 Philly Area Final Qualifier Feb 22, 2026 4 49.93 Jonathan Newton El1te Spr1nt Athlet1cs 2028 Jerome Fields HS Open Feb 21, 2026 5 50.40 Khasir Doe