| Time | Date | Name | Meet |
|---|---|---|---|
| 1:29.57 | May 3, 2023 | Liu, Binder, Cahill, Lee | CIF-SS Division 1 Championships |
| 1:29.63 | May 13, 2022 | Kim, Binder, Cahill, Maurer | CIF State Championship |
| 1:29.78 | May 10, 2019 | McCrary, Lee, Lee, Pernecky | California CIF State Championship |
| 1:29.80 | May 2, 2019 | McCrary, Lee, Lee, Pernecky | CIF Southern - Division 1 Section Championship |
| 1:31.16 | May 9, 2013 | Jo, Kropp, Maarse, John | 13 California Boys & Girls Southern - Div 1 Section Championships |
| 1:34.72 | May 11, 2011 | Cunningham, Angeles, Maarse, Fortis | California Boys & Girls Southern - Div 1 Section Championships |
| 1:36.99 | May 13, 2009 | Raptis, Angeles | 09 CIF Southern Section Division I Championships |
| 1:37.77 | May 6, 2008 | Lott, Angeles, Muller, Plaga | CIF-SS DIV II |
| 1:39.02 | May 12, 2004 | Casey, Banks, Nam, Thordarson | CIF DIV I |
