| Time | Date | Name | Meet |
|---|---|---|---|
| 1:31.71 | March 10, 2024 | Ruszkowski, Bartmess, Jankoviak, Chapman | Indiana Senior State Championships |
| 1:32.94 | March 12, 2023 | Ruszkowski, Bartmess, Kricheff, Chapman | Indiana Senior State Championships |
| 1:36.46 | March 20, 2022 | Ruszkowski, Bartmess, Young, Groves | Indiana Senior State Championships |
| 1:36.80 | March 16, 2019 | Maurer, Burns, Sierra, Young | Indiana Senior State Championships |
| 1:38.70 | March 10, 2018 | Maurer, Thomas, Radde, Baumgartner | Indiana Senior State Championships |
| 1:39.90 | March 12, 2016 | Toppen, Meck, Hibbs, Serf | Indiana Senior State Championships |
| 1:43.10 | March 14, 2015 | Hibbs, Meck, Thomas, Toppen | Indiana Senior Short Course Championships |
| 1:43.53 | March 9, 2013 | Indiana Senior Championships (SCY) |
