| Rank | Total | Student | School | Date | |
| 1 | 1:47.55 | Nicholas Anatoli Alexander | Vianney | 11/7/2015 | |
| 2 | 1:48.21 | Brogan Davis | Central (Cape Girardeau) | 11/5/2016 | |
| 3 | 1:48.88 | Liam Bresette | Lee's Summit North | 11/5/2016 | |
| 4 | 1:49.01 | Brogan Davis | Central (Cape Girardeau) | 11/3/2017 | Class 1 |
| 5 | 1:49.55 | Nicholas Anatoli Alexander | Vianney | 11/8/2014 | |
| 6 | 1:49.95 | David Zenk | MICDS | 2/12/2005 | |
| 7 | 1:50.09 | Todd Patrick | Marquette | 2/14/2004 | |
| 8 | 1:50.39 | Matt Beasley | Parkway South | 2/9/2002 | |
| 9 | 1:50.44 | Matthew Charles Maurer | Kickapoo | 11/15/2008 | |
| 10 | 1:50.50 | Jack Thomas Wever | Kirkwood | 11/4/2017 | Class 2 |
| 11 | 1:52.05 | Zachary Christian Lorson | Rock Bridge | 11/4/2017 | Class 2 |
| 11 | 1:52.05 | Adam Grimm | Ft. Zumwalt West | 11/4/2017 | Class 2 |
| 13 | 1:52.57 | Andy Huffman | Lee's Summit | 11/4/2017 | Class 2 |
| 14 | 1:53.17 | Tyler Lewis | Lindbergh | 11/4/2017 | Class 2 |
| 15 | 1:55.57 | Austin Jacob Huskey | Battle | 11/3/2017 | |
| 16 | 1:56.96 | Robert Hill | Oak Park | 11/3/2017 | |
| 16 | 1:56.96 | Sam Hahs | Central (Cape Girardeau) | 11/3/2017 | |
| 18 | 1:58.77 | Henry Feyh | Glendale | 11/3/2017 | Class 1 |