| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 48.07 | Patterson, Isaiah (2015) (Moody, TX) | TX 5A Region 4 San Antonio(TX), 2015-05-02(#1) |
| B-400 | 2 | 48.16 | Nowak, Jake (2015) (Vandegrift, TX) | TX 5A Region 4 San Antonio(TX), 2015-05-02(#2) |
| | | National Elites above. State Elites below | | |
| B-400 | 3 | 49.02 | Crocker, Austin (2017) (Reagan, TX) | AAU JO Region 19 Qualifier(TX), 2015-07-01(#1) |
| B-400 | 4 | 49.06 | Contreras, Ricardo (2016) (Bastrop, TX) | TX 5A District 26 Cedar Creek(TX), 2015-04-09(#1) |
| B-400 | 5 | 49.26 | Olguin, Reagan (2015) (Vela, TX) | TX 5A District 31 Rio Grande City(TX), 2015-04-17(#1) |
| B-400 | 6 | 49.39 | Landez, Sean (2015) (Sharyland, TX) | TX 5A District 31 Rio Grande City(TX), 2015-04-17(#2) |
| B-400 | 7 | 49.69 | Mitchell, Timothy (2015) (Eastside, TX) | TX 5A District 26 Cedar Creek(TX), 2015-04-09(#2) |
| B-400 | 8 | 49.92 | Moos, Cody (2015) (Medina Valley, TX) | TX 5A Area 29-30 Alice(TX), 2015-04-25(#2) |
| | | | | |
| | | | | |
| | | | | |
| | | | | |
| | | See more performances for B-400 | | |
Get US#1 updates on Facebook
