| Time | Date | Name | Meet |
|---|---|---|---|
| 3:11.59 | Feb. 14, 2015 | Goodson, O'Neil, Tucker, Laxson | Rocky Mountain Athletic Conference Championships |
| 3:15.78 | Feb. 22, 2014 | Laxson, Goodson, Olson, Jackman | Rocky Mountain Athletic Conference Championships |
| 3:16.44 | Feb. 18, 2012 | Mankus, Saxton, Laxson, Bussen | Rocky Mountain Athletic Conference Championships |
| 3:25.63 | Nov. 19, 2011 | Powers, Mankus, Saxton, Solis | Colorado Mesa University Invitational |
| 3:29.84 | Oct. 15, 2011 | Kenan, Mankus, Saxton, Solis | Rocky Mountain Invitational |
| 3:46.12 | Oct. 2, 2010 | Beruman, Machado, Rousell, Robson | Adams State Duals |
