Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
B-300H | 1 | 39.08 | Jopes, Michael (2014) (Naperville Central, IL) | DuPage County Championships(IL), 2014-05-09(#1) |
B-300H | 2 | 39.97 | Shenault, Antonio (2015) (Lake Park, IL) | Bud Mohns Invitational(IL), 2014-04-19(#2) |
B-300H | 3 | 40.36 | Weil, Austin (2014) (Lake Park, IL) | IL 3A Lake Park Boys Sectional(IL), 2014-05-23(#3) |
B-300H | 4 | 40.68 | Penny, Jeff (2015) (Waubonsie Valley, IL) | Red Grange Invitational(IL), 2014-04-25(#1) |
B-300H | 5 | 41.01 | Beard, Harrison (2015) (Naperville North, IL) | Gus Scott Co-Ed Invitational(IL), 2014-04-17(#1) |
B-300H | 6 | 41.28 | Kirkwood, Tyler (2016) (Waubonsie Valley, IL) | Gus Scott Co-Ed Invitational(IL), 2014-04-17(#1) |
B-300H | 7 | 41.35 | Hilton, Kyle (2015) (Naperville Central, IL) | Rock Island Boys ABC Invitational(IL), 2014-04-25(#2) |
B-300H | 8 | 41.37 | Metoyer, Brad (2015) (Glenbard North, IL) | IL 3A Lake Park Boys Sectional(IL), 2014-05-23(#7) |
B-300H | 9 | 41.72 | Mondal, Uddish (2014) (Metea Valley, IL) | Red Grange Invitational(IL), 2014-04-25(#4) |
B-300H | 10 | 41.77 | Leach, Noah (2015) (Wheaton North, IL) | Wheaton North Best Four Invitational(IL), 2014-04-12(#2) |
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| | | See more performances for B-300H | | |