| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 47.75 | Wesley, Alex (2014) (Wylie, TX) (US#77) | TX 4A Region 2 Arlington(TX), 2014-04-26(#1) |
| B-400 | 2 | 47.78 | Age, Eric (2015) (Lancaster, TX) (US#83) | TX 4A Region 2 Arlington(TX), 2014-04-26(#2) |
| | | National Elites above. State Elites below | | |
| B-400 | 3 | 48.47 | Windham, De'Drian (2014) (Seguin, TX) | TX 4A Area 15-16 Whitehouse(TX), 2014-04-17(#2) |
| B-400 | 4 | 48.67 | Hollis, Jordan (2017) (Red Oak, TX) | USATF Region 12 Junior Olympics(TX), 2014-07-12(#3) |
| B-400 | 5 | 49.05 | Crenshaw, Demarcus (Timberview, TX) | TX 5A District 7 DeSoto(TX), 2014-04-09(#1) |
| B-400 | 6 | 49.08 | Palmer, Isaiah (2017) (Liberty, TX) | TX 4A Region 2 Arlington(TX), 2014-04-26(#4) |
| B-400 | 7 | 49.21 | Robinson, Anfernee (2014) (Lancaster, TX) | Jesuit-Sheaner Relays(TX), 2014-03-22(#3) |
| B-400 | 8 | 49.24 | Fuller, Aaron (2016) (Lovejoy, TX) | TX 4A Region 2 Arlington(TX), 2014-04-26(#5) |
| B-400 | 9 | 49.34 | Mullings, Terrance (2017) (Hillcrest, TX) | AAU National Junior Olympics 17-18(IA), 2014-08-02(#11) |
| B-400 | 10 | 49.58 | Ajanga, Sydney (2014) (Marshall, TX) | TX 4A Region 2 Arlington(TX), 2014-04-26(#5) |
| B-400 | 11 | 49.86 | Deboskie, Julian (McKinney North, TX) | USATF JO Southwest Assn(TX), 2014-06-21(#8) |
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| | | See more performances for B-400 | | |
