| Name | Time | Date | Meet |
|---|---|---|---|
| Tommy Cope | 29.01 | March 17, 2016 | NCSA Spring Junior National Championship |
| Tommy Cope | 30.04 | March 19, 2015 | NCSA Spring Junior National Championship |
| Tommy Cope | 30.31 | March 29, 2014 | 2014 Speedo Championship Sectionals |
| Jack Pohlmann | 31.47 | July 23, 2011 | 2011 LE Central Zone Sectional 3 |
| Andy Bergren | 31.84 | July 28, 2004 | 2004 Speedo Champions Series - Indiana |
| Andy Bergren | 32.22 | July 23, 2003 | Speedo Champions Series - Bloomington |
