| Time | Date | Name | Meet |
|---|---|---|---|
| 54.45 | Dec. 14, 2022 | Connor Solvason | Cox Mill vs. AL Brown vs. Concord |
| 56.91 | Dec. 16, 2011 | Ethan Garrison | Pfeiffer Invitational 2011 |
| 58.35 | Feb. 12, 2011 | Nick Cannon | 11 North Carolina High School Best Times |
| 1:01.19 | Jan. 22, 2011 | Nick Cannon | NC HS South Piedmont 3A Conference Championship |
