| Name | Time | Date | Meet |
|---|---|---|---|
| Andrew Pasco | 4:01.11 | Feb. 24, 2024 | SCIAC Championships |
| Andrew Pasco | 4:03.78 | Feb. 18, 2022 | SCIAC Championships |
| Jake Goldman | 4:07.82 | Nov. 21, 2021 | Caltech Invite |
| Nathan McAlister | 4:08.39 | Feb. 22, 2020 | SCIAC Championships |
| Alex Moraru | 4:08.71 | Feb. 17, 2017 | 2017 SCIAC Championships |
| Alex Moraru | 4:24.08 | Jan. 14, 2017 | Pomona-Pitzer vs. Caltech, Occidental |
| kevin yu | 4:42.04 | Jan. 26, 2013 | Cal Tech vs. Chapman |
| Jack Blackwood | 4:46.59 | Feb. 22, 2010 | Southern California Intercollegiate Athletic Conference Championships |
