| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 48.01 | Grimes, Norman (2016) (Canyon, TX) (US#10) | Texas Tech HS Open(TX), 2015-02-21(#1) |
| B-400 | 2 | 48.50 | Fields, Howard (2017) (Manvel, TX) (US#19) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#1) |
| B-400 | 2 | 48.50 | Murphy, Drake (2015) (Ball, TX) (US#19) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#2) |
| B-400 | 4 | 48.88 | Schwartz, Rhayko (2015) (Boyd, TX) (US#29) | Arkansas HS Invitational(AR), 2015-01-17(#2) |
| B-400 | 5 | 49.09 | Jefferson, Desmond (2015) (Shoemaker, TX) (US#41) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#3) |
| B-400 | 6 | 49.20 | Izu, Ilolo (2015) (Strake Jesuit, TX) (US#50) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#4) |
| B-400 | 7 | 49.25 | Mills, L.J (2015) (Humble, TX) (US#51) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#5) |
| B-400 | 8 | 49.27 | Mitchell, D'Undre (2015) (Harker Heights, TX) (US#53) | Arkansas HS Invitational(AR), 2015-01-17(#4) |
| B-400 | 9 | 49.40 | London, Wil (2015) (Waco, TX) (US#60) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#6) |
| B-400 | 10 | 49.84 | Brown, Terry (2015) (Round Rock, TX) (US#97) | Arkansas HS Invitational(AR), 2015-01-17(#8) |
| B-400 | 11 | 49.87 | Warren, Lincoln (2015) (Horn, TX) (US#99) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#7) |
| B-400 | 12 | 49.88 | Ntreh, Chris (2015) (Plano East, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#6) |
| B-400 | 13 | 49.99 | Ellison, Joseph (2015) (Keller Central, TX) | Arkansas HS Invitational(AR), 2015-01-17(#10) |
| B-400 | 14 | 50.20 | Jackson, Demetrius (2015) (New Deal, TX) | Texas Tech HS Open(TX), 2015-02-21(#2) |
| B-400 | 15 | 50.29 | Seastrunk, David (2015) (Legacy, TX) | Arkansas HS Invitational(AR), 2015-01-17(#15) |
| B-400 | 16 | 50.34 | Davis, David (2016) (Duncanville, TX) | Arkansas HS Invitational(AR), 2015-01-17(#16) |
| | | National Elites above. State Elites below | | |
| B-400 | 17 | 50.37 | Deboskie, Julian (McKinney North, TX) | Carl Lewis Invitational(TX), 2015-01-17(#2) |
| B-400 | 17 | 50.37 | Taylor, Ja'Quintman (2016) (Mansfield Summit, TX) | Arkansas HS Invitational(AR), 2015-01-17(#17) |
| B-400 | 19 | 50.41 | Gray, Malik (2015) (Duncanville, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#8) |
| B-400 | 20 | 50.44 | Champlin, Ryan (2016) (Grace Prep, TX) | USATF National Youth Indoor Championships(MD), 2015-03-15(#1) |
| B-400 | 20 | 50.44 | Wallace, Jevon (2017) (Harker Heights, TX) | Carl Lewis Invitational(TX), 2015-01-17(#2) |
| B-400 | 22 | 50.45 | Deboskie, Julien (2015) (McKinney North, TX) | Oklahoma HS Indoor #1(OK), 2015-01-23(#2) |
| B-400 | 23 | 50.48 | Welford, Kai (2016) (Ball, TX) | Carl Lewis Invitational(TX), 2015-01-17(#3) |
| B-400 | 24 | 50.62 | Johnson, Cody (2016) (Franklin, TX) | New Mexico HS Open(NM), 2015-02-01(#1) |
| B-400 | 25 | 50.71 | Morgan, Jacques (2015) (Harker Heights, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#11) |
| B-400 | 26 | 50.88 | Mills, Gerald (2015) (Marshall, TX) | Carl Lewis Invitational(TX), 2015-01-17(#6) |
| B-400 | 27 | 51.00 | Thomas, Kentonie (2014) (Unattached, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#13) |
| B-400 | 28 | 51.11 | Macharia, Kirema (2015) (Round Rock, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#15) |
| B-400 | 29 | 51.15 | Spivey, Terrion (2017) (DeSoto, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#17) |
| B-400 | 30 | 51.17 | Reed, Keshun (2016) (Martin, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#18) |
| B-400 | 31 | 51.21 | Allison, Champion (2017) (George Ranch, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#19) |
| B-400 | 32 | 51.23 | Johnson, Jaquan (2015) (Harker Heights, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#20) |
| B-400 | 33 | 51.26 | Satterfield, Riley (2015) (Concordia Lutheran, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#21) |
| B-400 | 34 | 51.29 | Wallace, Brenden (2015) (Allen, TX) | Oklahoma HS Indoor #2(OK), 2015-02-13(#3) |
| B-400 | 35 | 51.30 | Gonzales, Ian (2017) (Big Spring, TX) | Texas Tech HS Open(TX), 2015-02-21(#3) |
| B-400 | 36 | 51.31 | Cueto, Jaime (2017) (Plains, TX) | Texas Tech HS Open(TX), 2015-02-21(#4) |
| B-400 | 37 | 51.35 | Bolden, Bronshaye (2015) (Bowie, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#24) |
| B-400 | 38 | 51.40 | Lancaster, Elliott (2015) (Weatherford, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#25) |
| B-400 | 39 | 51.52 | Trois, Bryce (2015) (Fredericksburg, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#27) |
| B-400 | 40 | 51.54 | Booker, Jordan (2016) (Bellaire Episcopal, TX) | Carl Lewis Invitational(TX), 2015-01-17(#6) |
| B-400 | 41 | 51.59 | Lang, Dominique (2016) (Summer Creek, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#28) |
| B-400 | 42 | 51.61 | Holmes, Joel (2015) (Hallsville, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#29) |
| B-400 | 43 | 51.62 | Smith, Daijon (2016) (DeSoto, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#30) |
| B-400 | 44 | 51.67 | Walton, Tom (Round Rock, TX) | LSU HS Indoor Classic(LA), 2015-01-10(#3) |
| B-400 | 45 | 51.69 | Hollis, Jordan (2017) (Red Oak, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#32) |
| B-400 | 46 | 51.71 | Hart, Tyler (2016) (Ft Bend Christian, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#33) |
| B-400 | 47 | 51.74 | McGluen, Jhonny (2015) (Unattached, TX) | UK HS Invitational(KY), 2015-02-21(#23) |
| B-400 | 48 | 51.77 | Brown, Isaac (2015) (Houston Washington, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#34) |
| B-400 | 49 | 51.87 | Lewis, Robert (2016) (North Shore, TX) | Texas A&M HS Indoor Classic(TX), 2015-01-10(#35) |
| B-400 | 50 | 51.96 | Blackwell, Nathan (2015) (Dumas, TX) | Texas Tech HS Open(TX), 2015-02-21(#5) |
| B-400 | 51 | 52.00 | Castanon, Austin (Frenship, TX) | Texas Tech HS Open(TX), 2015-02-21(#6) |
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| | | See more performances for B-400 | | |
