| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 46.95 | Platt, Chris (2014) (Willis, TX) (US#23) | TX 4A State Meet(TX), 2014-05-09(#2) |
| B-400 | 2 | 47.48 | London, Wil (2015) (Waco, TX) (US#56) | TAAF Games of Texas(TX), 2014-08-03(#1) |
| B-400 | 3 | 47.64 | Deadmon, Bryce (2015) (Ridge Point, TX) (US#69) | AAU Club Championships(FL), 2014-07-13(#1) |
| B-400 | 4 | 48.04 | Murphy, Drake (2015) (Ball, TX) | TX 4A Region 3 Huntsville(TX), 2014-04-26(#3) |
| | | National Elites above. State Elites below | | |
| B-400 | 5 | 48.23 | Allison, Champion (2017) (George Ranch, TX) | AAU National Junior Olympics 17-18(IA), 2014-08-02(#4) |
| B-400 | 6 | 49.32 | Kelly, Anthoula (2014) (Galena Park, TX) | TX 4A District 24 Goose Creek(TX), 2014-04-10(#2) |
| B-400 | 7 | 49.33 | Mills, Gerald (2015) (Marshall, TX) | Golden West Invitational(CA), 2014-06-28(#8) |
| B-400 | 8 | 49.47 | Guidry, Bryce (2014) (Marshall, TX) | Rice Victor Lopez Classic(TX), 2014-03-29(#4) |
| B-400 | 9 | 49.53 | Jobe, Deandre (2014) (Lee, TX) | Clear Lake Invitational (TX), 2014-02-14(#1) |
| B-400 | 10 | 49.80 | Ford, Deante (2015) (Ridge Point, TX) | TX 4A Area 21-22 Houston(TX), 2014-04-17(#2) |
| B-400 | 11 | 49.82 | Leonce, Pj (2014) (Lee, TX) | TX 4A District 24 Goose Creek(TX), 2014-04-10(#4) |
| B-400 | 12 | 49.90 | Brooks, LD (2016) (Manor, TX) | TX 4A Region 3 Huntsville(TX), 2014-04-26(#5) |
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| | | See more performances for B-400 | | |
