| Name | Time | Date | Meet |
|---|---|---|---|
| Steven Smith | 52.80 | May 19, 2018 | SE PNY Armed Forces Day P |
| Michael Leslie Johnson | 51.61 | Feb. 22, 2015 | 2015 SES South District Champi |
| Michael Leslie Johnson | 51.75 | Sept. 14, 2014 | 2014 SE Pensacola Harvest Classic |
| Yuri Ramos | 51.85 | Feb. 7, 2003 | 2003 ATAC Winter Short Course |
