| Time | Date | Name | Meet |
|---|---|---|---|
| 1:38.61 | March 21, 2013 | Michael Brus | NCAA Division III Championships |
| 1:39.01 | Feb. 18, 2012 | Michael Brus | Midwest Conference Championships |
| 1:44.43 | Jan. 21, 2012 | Michael Brus | Grinnell Invitational |
| 1:44.77 | Feb. 19, 2011 | Joseph Lytle | Midwest Conference Championships |
| 1:47.75 | Feb. 27, 2010 | Thomas Lankiewicz | Last Chance Meet: Chicago |
| 1:49.32 | Jan. 15, 2009 | Paul Gagne | Grinnell Invitational |
