| Time | Date | Name | Meet |
|---|---|---|---|
| 1:25.40 | Feb. 18, 2023 | Bergin, Kumar, Smith, Seymour | WIAA Boys Division 1 State Championship |
| 1:25.44 | Jan. 8, 2022 | Long, Miller, Seymour, Bergin | 28th Annual Marquette Invitational |
| 1:26.33 | Feb. 16, 2019 | Linnihan, Long, Smith, Korabelnikov | WIAA Boys Division 1 State Championship |
| 1:28.21 | Jan. 26, 2019 | Linnihan, Smith, Daniels, Korabelnikov | Greater 8 Boys Varsity Co |
| 1:29.82 | Jan. 5, 2019 | Linnihan, Smith, Daniels, Korabelnikov | 25th Annual Marquette Invitational |
