| Time | Date | Name | Meet |
|---|---|---|---|
| 1:44.98 | March 16, 2018 | Matheus Isidro | NCAA Division II Championship |
| 1:46.11 | Dec. 19, 2017 | Matheus Isidro | Delta State Christmas Invitational |
| 1:46.53 | Feb. 18, 2012 | Javi Hernandez Rodriguez | Liberal Arts Championships |
| 1:46.62 | March 5, 2011 | Javi Hernandez Rodriguez | NAIA National Championships |
| 1:46.74 | March 6, 2010 | Javi Hernandez Rodriguez | NAIA National Championships |
| 1:47.64 | Feb. 20, 2010 | Javi Hernandez Rodriguez | Liberal Arts Championships |
| 1:48.57 | Nov. 21, 2009 | Javi Hernandez Rodriguez | Washington University Invitational |
| 1:50.39 | Nov. 14, 2009 | Javi Hernandez Rodriguez | Lindenwood U and Robert Morris at Illinois Tech |
| 2:01.45 | Jan. 16, 2009 | Erik Witzel | Washington University Invitational |
