| Name | Time | Date | Meet |
|---|---|---|---|
| Briscoe Beaton | 3:59.21 | Dec. 10, 2021 | 2021 Speedo Winter Junior Championship West |
| Austin Hirstein | 4:01.71 | March 15, 2013 | Speedo Champions Series - Federal Way |
| Victor Alumbaugh | 4:15.54 | March 11, 2011 | 2011 Speedo Sectionals - Federal Way, WA |
| Dane Kawamoto | 4:21.22 | March 10, 2010 | Speedo Champions Series - Federal Way |
