| Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
| B-400 | 1 | 50.81 | Rafacz, Nick (2014) (Neuqua Valley, IL) | Thornwood Boys Open(IL), 2014-03-01(#2) |
| B-400 | 2 | 51.03 | Espinosa, Zac (2015) (Neuqua Valley, IL) | Upstate Eight Conf Boys Indoor Meet(IL), 2014-03-21(#1) |
| B-400 | 3 | 51.68 | Connor, Steven (2015) (Wheaton North, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#1) |
| B-400 | 4 | 51.95 | Spaccapaniccia, Daniel (2014) (Naperville Central, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#2) |
| B-400 | 5 | 52.07 | Jopes, Michael (2014) (Naperville Central, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#3) |
| B-400 | 6 | 52.14 | Discher, Carson (2014) (Wheaton-Warrenville South, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#4) |
| B-400 | 7 | 52.73 | Cagigal, Jordan (2016) (Metea Valley, IL) | Upstate Eight Conf Boys Indoor Meet(IL), 2014-03-21(#6) |
| B-400 | 8 | 52.77 | Moss, Ty (2015) (Neuqua Valley, IL) | First to the Finish Northern Indoor Championships(IL), 2014-01-05(#2) |
| B-400 | 9 | 52.92 | Kirby, Joe (2014) (Wheaton North, IL) | DVC Boys Indoor Conference Meet(IL), 2014-03-21(#6) |
| B-400 | 10 | 53.06 | Shenault, Antonio (2015) (Lake Park, IL) | Coach DiDomenico Invitational(IL), 2014-03-07(#3) |
| B-400 | 11 | 53.64 | Kinfe, Michael (2014) (Wheaton-Warrenville South, IL) | York Boys Invitational(IL), 2014-03-07(#6) |
| B-400 | 12 | 53.72 | Bender, Kyle (2015) (Neuqua Valley, IL) | Thornwood Boys Open(IL), 2014-03-01(#7) |
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| | | See more performances for B-400 | | |
