| Name | Time | Date | Meet |
|---|---|---|---|
| Karling Hemstreet | 4:13.74 | Aug. 6, 2015 | 2015 Phillips 66 National Championships |
| Karling Hemstreet | 4:16.84 | Aug. 1, 2015 | Speedo Junior National Championships |
| Karling Hemstreet | 4:18.92 | Jan. 15, 2015 | 2015 ST TXLA Arena Pro Swim Series |
| Karling Hemstreet | 4:22.04 | Aug. 7, 2013 | USA Swimming Junior National Championships |
| Annika Jonsson | 4:23.13 | Aug. 9, 2010 | Speedo Junior National Championships |
| Becca Bott | 4:26.32 | June 6, 2008 | Janet Evans Invitational |
