| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 47.16 | Allen, Will (2016) (Paul Laurence Dunbar, KY) (US#3) | UK HS Invitational(KY), 2015-02-21(#1) |
| B-400 | 2 | 47.37 | Allen, William (2016) (Bryan Station, KY) (US#7) | New Balance Indoor Nationals(NY), 2015-03-15(#4) |
| B-400 | 3 | 49.94 | James, Kasaun (2016) (Fort Knox, KY) | UK HS Invitational(KY), 2015-02-21(#8) |
| | | National Elites above. State Elites below | | |
| B-400 | 4 | 51.97 | Slocum, Ramone (Louisville Male Traditional, KY) | Indiana Track Club HS Open(IN), 2015-02-07(#4) |
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| | | See more performances for B-400 | | |
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