Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
B-400 | 1 | 51.78 | O'Connor, Matt (2014) (Burlington Central, IL) | Byron Boys Indoor Classic(IL), 2014-03-22(#1) |
B-400 | 2 | 52.08 | Blankenship, Sam (2015) (Johnsburg, IL) | Lake Michigan Boys Invitational(WI), 2014-03-22(#2) |
B-400 | 3 | 52.27 | Lally, Killian (2014) (Dixon, IL) | Illinois Top Times Championships - Class 2A(IL), 2014-03-29(#5) |
B-400 | 4 | 52.50 | Lamendola, Alexander (2014) (Dixon, IL) | NIB-12 Indoor Conference Meet(IL), 2014-03-22(#2) |
B-400 | 5 | 53.17 | Neubauer, Kyle (2015) (Burlington Central, IL) | Coach DiDomenico Invitational(IL), 2014-03-07(#4) |
B-400 | 6 | 53.44 | Magradze, Sandro (2014) (Johnsburg, IL) | Lake Michigan Boys Invitational(WI), 2014-03-22(#8) |
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| | | See more performances for B-400 | | |