| Time | Date | Name | Meet |
|---|---|---|---|
| 1:19.87 | Dec. 9, 2022 | Wang, Kelly, Rowe, Flynn | Speedo Winter Junior Championship West |
| 1:21.96 | March 5, 2015 | Jackson, Tenney, Rawls, Mayer | American Short Course Championships |
| 1:23.54 | Dec. 12, 2014 | Jackson, Rawls, Connealy, Tenney | Speedo WInter Junior Championships |
| 1:24.29 | March 15, 2013 | NCSA Junior National Championships | |
| 1:24.43 | Dec. 8, 2011 | Ellis, Curley, Licon, Howells | Speedo Junior National Championships |
| 1:25.69 | Dec. 10, 2009 | Bishop, Allen, Gadea Basualdo, Curley | Speedo Junior Nationals |
| 1:27.25 | March 21, 2007 | Kerwick, Storvik, Puryear, Frankenfeld | NCSA Junior Nationals |
