| Time | Date | Name | Meet |
|---|---|---|---|
| 3:19.95 | Feb. 13, 2020 | Dusza, Jones, Dziadek, Slaughter | North Coast Athletic Conference Championships |
| 3:20.24 | Feb. 12, 2015 | Childress, Banks, Adams, Johns | North Coast Athletic Conference Championships |
| 3:24.76 | Dec. 4, 2014 | Childress, Banks, Adams, Johns | Calvin Winter Invitational |
| 3:25.19 | Feb. 20, 2010 | Vaughn, Rhinesmith, Current, Vetor | Last Chance Meet: Kenyon |
| 3:25.94 | Feb. 11, 2010 | Vaughn, Rhinesmith, Birrer, Vetor | North Coast Athletic Conference Championships |
| 3:27.42 | Dec. 4, 2009 | Vaughn, Rhinesmith, Birrer, Vetor | DePauw Invitational |
| 3:32.20 | Nov. 30, 2007 | Phillips, Rhinesmith, Petro, Blackwell | TYR/CollegeSwimming.com Classic |
