| Name | Time | Date | Meet |
|---|---|---|---|
| Amanda Croix | 5:01.92 | Dec. 3, 2010 | TYR / CollegeSwimming.com Classic |
| Amanda Croix | 5:11.65 | Nov. 14, 2009 | Carthage vs. Illinois Wesleyan |
| Sarah Rosiecki | 5:12.84 | Feb. 10, 2005 | 2005 CCIW Championships |
| Jonna Koenitzer | 5:16.33 | Feb. 14, 2002 | 2002 CCIW Championships |
