| Time | Date | Name | Meet |
|---|---|---|---|
| 1:45.39 | March 6, 2015 | Colt Rasmussen | 15 North Dakota Boys State Championships |
| 1:46.62 | March 7, 2014 | Colt Rasmussen | 14 North Dakota State Championships - Boys |
| 1:50.13 | March 1, 2013 | Colt Rasmussen | 13 North Dakota Boys Championships - Best Times |
| 1:50.74 | Feb. 6, 2010 | Willy Marler | UND Boys Invitational |
