| Name | Time | Date | Meet |
|---|---|---|---|
| Syd Lofquist | 4:16.35 | Aug. 7, 2013 | USA Swimming Junior National Championships |
| Shelly Zelnick | 4:21.13 | March 24, 2012 | Speedo Champions Series - Oxford, OH |
| Pam Zelnick | 4:26.32 | July 28, 2006 | Speedo Champions Series - Bloomington |
| Clarissa Wentworth | 4:29.07 | July 28, 2004 | 2004 Speedo Champions Series - Indiana |
| Kaitlin Roach | 4:29.17 | Aug. 5, 2002 | 2002 NCSA Junior National Championship |
