Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
B-400 | 1 | 49.50 | Blankenship, Sam (2015) (Johnsburg, IL) | IL 2A Richmond-Burton Boys Sectional(IL), 2015-05-22(#1) |
B-400 | 2 | 50.35 | Kramer, Christian (2015) (Harvard, IL) | IL 2A Richmond-Burton Boys Sectional(IL), 2015-05-22(#2) |
B-400 | 3 | 50.61 | Neubauer, Kyle (2015) (Burlington Central, IL) | Big Northern East Boys Conference Meet(IL), 2015-05-14(#1) |
B-400 | 4 | 50.84 | Coffey, Matt (2015) (Dixon, IL) | IL 2A Sterling Boys Sectional(IL), 2015-05-22(#3) |
B-400 | 5 | 51.73 | Hernandez, Cesar (North Boone, IL) | IL 2A Richmond-Burton Boys Sectional(IL), 2015-05-22(#5) |
B-400 | 6 | 52.05 | Ambrose, Nathan (2015) (Winnebago, IL) | Mike Mowen Invitational(IL), 2015-05-08(#1) |
B-400 | 7 | 52.16 | Vanderlinden, Cameron (Marengo, IL) | IL 2A Richmond-Burton Boys Sectional(IL), 2015-05-22(#6) |
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| | | See more performances for B-400 | | |