| Time | Date | Name | Meet |
|---|---|---|---|
| 4:57.48 | Feb. 10, 2024 | Jordan Hewett | South Carolina Senior Championships |
| 5:03.18 | March 17, 2023 | Jordan Hewett | SC YSSC USRY Championship |
| 5:11.30 | Feb. 24, 2023 | Jordan Hewett | Small Teams Champs |
| 5:17.64 | March 18, 2022 | Jordan Hewett | SC YSSC USRY Champtionshi |
| 5:22.24 | Feb. 19, 2022 | Jordan Hewett | SC 14&U SC Championship |
| 5:31.83 | Nov. 19, 2005 | Corey Bieger | FL Bolles School Sharks Fall Invitational |
