| Time | Date | Name | Meet |
|---|---|---|---|
| 45.82 | Feb. 29, 2020 | Ty Wingfield | Arkansas 6A High School State Championships |
| 47.38 | Feb. 24, 2018 | Ty Wingfield | Arkansas High School 6A-7A State Championship |
| 48.37 | Feb. 8, 2018 | Ty Wingfield | Central Distict Championships |
| 49.51 | Feb. 28, 2009 | Charles Martin | Arkansas State High School Championships |
