| Time | Date | Name | Meet |
|---|---|---|---|
| 3:32.60 | Feb. 15, 2015 | Gillig, Briney, O'Neill, Tsuha | Midwest Conference Championships |
| 3:34.23 | Feb. 16, 2014 | Briney, Levin, Gillig, Tsuha | Midwest Conference Championships |
| 3:37.03 | Feb. 17, 2013 | Gillig, Sibbald, Bircher, Levin | Midwest Conference Championships |
| 3:38.79 | Feb. 20, 2011 | Anderson, Bober, Horton, Wistey | Midwest Conference Championships |
| 3:45.64 | Dec. 4, 2010 | Anderson, Pyle, Horton, Wistey | Pioneer (Grinnell) Invitational |
| 3:46.38 | Jan. 15, 2010 | Anderson, Horton, McDoniel, Moryl | Grinnell Invitational |
