| Time | Date | Name | Meet |
|---|---|---|---|
| 48.94 | March 12, 2020 | Jake DiMartile | PIAA AAA Boys State Championship (c) |
| 49.50 | March 14, 2019 | Jake DiMartile | PIAA AAA Boys State Championship (c) |
| 50.27 | Dec. 22, 2018 | Matt Jensen | Cardinal Classic Invitational |
| 50.73 | March 15, 2018 | Jake DiMartile | PIAA AAA Boys State Championship (c) |
| 50.92 | March 18, 2010 | David Derr | PIAA AAA Boys Championships (c) |
| 50.98 | March 12, 2009 | CALVIN STAROSTA | PIAA AAA Championship (c) |
