| Time | Date | Name | Meet |
|---|---|---|---|
| 4:01.41 | Feb. 17, 2012 | Allysa Vavra | Big Ten Conference Womens Championships |
| 4:04.30 | March 18, 2011 | Allysa Vavra | NCAA Division I Womens Championships |
| 4:04.59 | Feb. 18, 2011 | Allysa Vavra | Big Ten Conference Womens Championships |
| 4:06.45 | March 20, 2009 | Allison Kay | NCAA Division I Womens Championships |
| 4:07.52 | March 12, 2009 | Allison Kay | NCAA Womens Division I Psyche Sheet |
| 4:07.69 | Feb. 20, 2009 | Allison Kay | Big Ten Championships (Women) - Day Three - Finals |
| 4:12.30 | March 9, 2007 | Allison Kay | NCAA Division I Womens Championships |
