| Time | Date | Name | Meet |
|---|---|---|---|
| 49.41 | Feb. 15, 2019 | Tamir Zitelny | University Athletic Association Championships |
| 50.02 | Feb. 24, 2018 | Tamir Zitelny | Eastern College Athletic Conference Championships |
| 50.22 | Feb. 16, 2018 | Tamir Zitelny | University Athletic Association Championships |
| 50.26 | Dec. 1, 2017 | Tamir Zitelny | Gompei Invitational |
| 51.00 | Feb. 10, 2017 | Tamir Zitelny | University Athletic Association Championships |
| 51.17 | Feb. 19, 2010 | Daniel Danon | University Athletic Association Championships |
| 52.36 | Feb. 12, 2009 | James Liu | University Athletic Association Championships - Day Two - Finals |
