| Time | Date | Name | Meet |
|---|---|---|---|
| 1:48.21 | Feb. 17, 2023 | Emma Feltzer | Missouri Valley Conference Championships |
| 1:48.35 | Feb. 18, 2015 | Marissa Yontz | Missouri Valley Conference Championships |
| 1:50.04 | Feb. 14, 2014 | Marissa Yontz | Missouri Valley Conference Championships |
| 1:50.06 | Dec. 7, 2013 | Marissa Yontz | Zippy Invitational |
| 1:50.29 | Feb. 17, 2012 | Danielle Schumacher | Missouri Valley Conference Championships |
| 1:51.35 | Feb. 18, 2011 | Danielle Schumacher | Missouri Valley Conference Championships |
| 1:52.37 | Feb. 12, 2010 | Danielle Schumacher | Missouri Valley Conference Championships |
| 1:54.02 | Feb. 13, 2009 | Lauren Terzis | Missouri Valley Conference Championships - Day Two - Finals |
