| Name | Time | Date | Meet |
|---|---|---|---|
| Jake Mcintyre | 4:33.40 | March 20, 2019 | NCSA Spring Junior National Championship |
| Evan Grey | 4:36.91 | March 15, 2013 | 2013 NCSA Junior National Championships |
| Evan Grey | 4:38.42 | March 23, 2012 | 2012 NCSA Junior National Championships |
| Merritt Boardman | 4:43.36 | Dec. 8, 2007 | 2007 NE Dec Senior Champs |
| Merritt Boardman | 4:50.67 | March 10, 2007 | Speedo Champions Series (Harvard) |
