| Event | Rank | Mark | By | Meet |
| B-400H | 1 | 53.93 | Smith, Lafiel (2014) (Lancaster, TX) (US#45) | USATF JO Southwest Assn(TX), 2014-06-21(#1) |
| B-400H | 2 | 53.95 | Moore, Garrett (2015) (Legacy, TX) (US#47) | AAU National Junior Olympics 17-18(IA), 2014-08-02(#3) |
| B-400H | 3 | 54.68 | Smith, Alexander (2015) (Cedar Park, TX) (US#84) | USATF Region 12 Junior Olympics(TX), 2014-07-12(#1) |
| | | National Elites above. State Elites below | | |
| B-400H | 4 | 54.95 | Straughter, Lamartrious (2014) (Ft Worth Southwest, TX) | USATF Region 12 Junior Olympics(TX), 2014-07-12(#3) |
| B-400H | 5 | 55.35 | Jackson, Xavier (2016) (McKinney North, TX) | USATF Region 12 Junior Olympics(TX), 2014-07-12(#2) |
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| | | See more performances for B-400H | | |
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