| Name | Time | Date | Meet |
|---|---|---|---|
| Jack Boyd | 4:22.54 | March 19, 2014 | NCSA Junior National Championships - Boys |
| Jack Boyd | 4:29.49 | Dec. 8, 2012 | 2012 STAR Short Course Invitational |
| Jack Boyd | 4:35.41 | March 18, 2011 | NASA Junior National Championship |
| Zachary Pearce | 4:45.07 | March 12, 2011 | 2011 Speedo Sectionals - Federal Way, WA |
| Jack Boyd | 4:46.01 | March 19, 2010 | 2010 Niagara LSC Championships |
| Jack Boyd | 4:54.26 | Dec. 12, 2009 | 2009 STAR Short Course Invitat |
| Jim Losi | 4:55.78 | March 11, 2006 | Speedo Champions Series - Harvard |
