| Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
| B-400 | 92 | 49.31 | Smith, Elijah (2017) (Anna, TX) | TX 4A Region 2 Commerce(TX), 2015-05-02(#1) |
| B-400 | 92 | 49.31 | Mond, Kellen (2017) (Reagan, TX) | TX 6A Area 25-26 San Antonio(TX), 2015-04-24(#4) |
| B-400 | 92 | 49.31 | Gonzales, Ian (2017) (Big Spring, TX) | TX 4A State Meet(TX), 2015-05-16(#4) |
| B-400 | 95 | 49.35 | Valentine, Tyrell (2017) (Hightower, TX) | TX 6A District 23 Alief(TX), 2015-04-17(#2) |
| B-400 | 96 | 49.36 | Julian, Conner (2015) (Creekview, TX) | TX 5A Region 2 Arlington(TX), 2015-05-02(#8) |
| B-400 | 97 | 49.38 | Neff, Ty (2015) (Bandera, TX) | TX 4A Area 29-30 Poteet(TX), 2015-04-23(#1) |
| B-400 | 97 | 49.38 | Sharp, D'Lance (2015) (Commerce, TX) | TX 3A Region 2 Whitehouse(TX), 2015-05-02(#1) |
| B-400 | 99 | 49.39 | Landez, Sean (2015) (Sharyland, TX) | TX 5A District 31 Rio Grande City(TX), 2015-04-17(#2) |
| B-400 | 99 | 49.39 | Woods, Malcolm (2015) (Sachse, TX) | TX 6A Area 11-12 Garland(TX), 2015-04-24(#3) |
| B-400 | 101 | 49.40 | Ellison, Joseph (2015) (Keller Central, TX) | TX 6A Area 5-6 Justin(TX), 2015-04-24(#4) |
| B-400 | 102 | 49.41 | Rhodes, James (2015) (Dawson, TX) | Walter Heintschel Relays(TX), 2015-02-28(#1) |
| B-400 | 102 | 49.41 | Carr, Fred (2016) (George Ranch, TX) | Rice All-Comers 5-28(TX), 2015-05-28(#2) |
| B-400 | 104 | 49.42 | Ford, Micheal (2018) (Port Arthur Memorial, TX) | Texas Southern Relays(TX), 2015-03-21(#3) |
| B-400 | 105 | 49.45 | Rubio, Javier (2015) (Caprock, TX) | TX 5A Region 1 Lubbock(TX), 2015-05-02(#2) |
| B-400 | 105 | 49.45 | Mullings, Terrance (2017) (Hillcrest, TX) | AAU JO Region 18 Qualifier(TX), 2015-07-05(#3) |
| B-400 | 107 | 49.47 | Smith, Javian (2016) (Bush, TX) | Rice Victor Lopez Classic(TX), 2015-04-04(#6) |
| B-400 | 108 | 49.48 | Angulo, JC (2017) (Katy, TX) | TX 6A Area 19-20 Houston(TX), 2015-04-23(#2) |
| B-400 | 109 | 49.50 | White, Ja'Darious (2018) (Klein Oak, TX) | AAU JO Region 17 Qualifier(TX), 2015-07-04(#2) |
| B-400 | 110 | 49.51 | Durden, Derrick (2015) (Klein Oak, TX) | TX 6A District 15 Klein(TX), 2015-04-09(#5) |
| B-400 | 110 | 49.51 | Lewis, Robert (2016) (North Shore, TX) | TX 6A Area 21-22 North Shore(TX), 2015-04-23(#3) |
| B-400 | 110 | 49.51 | Neely, Cameron (2017) (DeSoto, TX) | USATF JO Southwest Assn(TX), 2015-06-20(#1) |
| B-400 | 110 | 49.51 | Bender, Glenn (2018) (Allen, TX) | USATF JO Region 12 Qualifier(TX), 2015-07-11(#2) |
| B-400 | 110 | 49.51 | Gray, Malik (2015) (Duncanville, TX) | Rockwall Jacket Classic(TX), 2015-02-14(#1) |
| B-400 | 115 | 49.52 | Plunk, Alex (2016) (Tascosa, TX) | TX 6A District 2 Lubbock(TX), 2015-04-17(#1) |
| B-400 | 116 | 49.56 | Stuard, Grant (2017) (Oak Ridge, TX) | TX 6A Area 15-16 Humble(TX), 2015-04-23(#6) |
| B-400 | 116 | 49.56 | Dorrough, Luke (2016) (Oak Ridge, TX) | AAU JO Region 17 Qualifier(TX), 2015-07-04(#3) |
| B-400 | 118 | 49.57 | Coffey, Noah (2015) (Lovejoy, TX) | TX 5A District 10 Wylie(TX), 2015-04-09(#3) |
| B-400 | 118 | 49.57 | Awosere, Sam (2016) (Heritage, TX) | TAAF Games of Texas(TX), 2015-08-02(#7) |
| B-400 | 120 | 49.59 | Anderson, Barrett (2016) (Royse City, TX) | TAAF Games Region 7 Mesquite(TX), 2015-07-18(#2) |
| B-400 | 120 | 49.59 | O'Brien, Pryce (2016) (Kennedale, TX) | TX 4A Region 1 Lubbock(TX), 2015-05-02(#1) |
| B-400 | 122 | 49.60 | Brown, Anterius (2016) (Duncanville, TX) | AAU JO Region 18 Qualifier(TX), 2015-07-05(#4) |
| B-400 | 123 | 49.61 | Bergeron, J.P. (2015) (Clear Lake, TX) | TX 6A District 24 Clear Springs(TX), 2015-04-16(#1) |
| B-400 | 123 | 49.61 | Lopez, Ryan (2015) (Big Spring, TX) | TX 4A District 2 Levelland(TX), 2015-04-16(#2) |
| B-400 | 123 | 49.61 | Dicken, Zach (2017) (Coppell, TX) | TX 6A Area 7-8 Cedar Hill(TX), 2015-04-22(#3) |
| B-400 | 123 | 49.61 | Hunter, Garrett (2015) (Gunter, TX) | TX 3A Region 2 Whitehouse(TX), 2015-05-02(#2) |
| B-400 | 127 | 49.62 | Hansen, Richard (2017) (Houston Christian, TX) | SPC Championships(TX), 2015-05-01(#2) |
| B-400 | 128 | 49.63 | Wickliff, Naj (2015) (Cypress Creek, TX) | TX 6A District 17 Cypress(TX), 2015-04-15(#2) |
| B-400 | 128 | 49.63 | Gordon, Angelo (2016) (Judson, TX) | AAU JO Region 19 Qualifier(TX), 2015-07-01(#3) |
| B-400 | 128 | 49.63 | Lopez, Thomas (2017) (El Dorado, TX) | USATF JO Border Assn(TX), 2015-06-27(#2) |
| B-400 | 131 | 49.65 | Martin, Joshua (2016) (Manvel, TX) | Rice All-Comers 5-28(TX), 2015-05-28(#3) |
| B-400 | 132 | 49.67 | Lemon, Brendon (2017) (Cypress Lakes, TX) | TX 6A District 17 Cypress(TX), 2015-04-15(#4) |
| B-400 | 132 | 49.67 | Tomlinson, Jonathan (2015) (Stanton, TX) | TX 3A Region 1 Abilene(TX), 2015-05-02(#2) |
| B-400 | 132 | 49.67 | Haywood, Justin (2016) (Cedar Hill, TX) | Luke's Dallas All-Comers 6-30(TX), 2015-06-30(#1) |
| B-400 | 135 | 49.68 | Abalos, Alex (2015) (Coppell, TX) | TX 6A Area 7-8 Cedar Hill(TX), 2015-04-22(#4) |
| B-400 | 135 | 49.68 | Martin, Zach (2018) (Travis, TX) | AAU JO Region 17 Qualifier(TX), 2015-07-04(#3) |
| B-400 | 137 | 49.69 | Mitchell, Timothy (2015) (Eastside, TX) | TX 5A District 26 Cedar Creek(TX), 2015-04-09(#2) |
| B-400 | 137 | 49.69 | Anderson, Will (2018) (East Bernard, TX) | TX 3A Region 3 Baylor(TX), 2015-05-02(#1) |
| B-400 | 137 | 49.69 | Hernadez, Cesar (2016) (Incarnate Word, TX) | TX TAPPS 4A State Meet(TX), 2015-05-09(#2) |
| B-400 | 137 | 49.69 | Laverty, Cameron (2015) (El Paso Americas, TX) | El Paso Burges Invitational(TX), 2015-03-07(#1) |
| B-400 | 141 | 49.70 | Cueto, Jaime (2017) (Plains, TX) | TX 2A Region 1 Odessa(TX), 2015-05-02(#1) |
| B-400 | 142 | 49.71 | Johnson, Adrian (2015) (El Dorado, TX) | TX 6A District 1 El Paso(TX), 2015-04-17(#1) |
| B-400 | 143 | 49.72 | Atkinson, Jordan (2016) (Caprock, TX) | West Texas A&M HS Classic(TX), 2015-03-13(#1) |
| B-400 | 143 | 49.72 | Johnson, Sam (2015) (Hanks, TX) | Amarillo Relays(TX), 2015-03-27(#1) |
| B-400 | 143 | 49.72 | Alston, Norvel (2015) (Chilton, TX) | TX 2A State Meet(TX), 2015-05-16(#1) |
| B-400 | 146 | 49.73 | Nelson, Kyle (2015) (Atascocita, TX) | Texas Southern Relays(TX), 2015-03-21(#6) |
| B-400 | 146 | 49.73 | Stewart, Tyrone (2017) (Waco, TX) | TX 5A District 17 Hutto(TX), 2015-04-15(#3) |
| B-400 | 146 | 49.73 | Sekyere, Yaw (2015) (Naaman Forest, TX) | TX 6A Area 11-12 Garland(TX), 2015-04-24(#4) |
| B-400 | 149 | 49.74 | Redden, TK (2015) (Pine Tree, TX) | Hallsville Relays(TX), 2015-03-19(#1) |
| B-400 | 149 | 49.74 | Timms, Elijah (2017) (Mason, TX) | Tivy Antler Relays(TX), 2015-03-06(#1) |
| B-400 | 149 | 49.74 | Tatum, Karoan (2015) (Mexia, TX) | TX 4A Area 17-18 Waco(TX), 2015-04-22(#2) |
| B-400 | 149 | 49.74 | Crane, Isiah (2015) (Brazoswood, TX) | TX 4A Region 4 Kingsville(TX), 2015-05-02(#2) |
| B-400 | 149 | 49.74 | Sholars, Gregory (2018) (Country Day, TX) | USATF JO Region 12 Qualifier(TX), 2015-07-11(#3) |
| B-400 | 154 | 49.75 | Holston, Chauncee (2016) (Round Rock, TX) | TX 6A Area 13-14 Marble Falls(TX), 2015-04-23(#2) |
| B-400 | 154 | 49.75 | Ross, Donald (2016) (Timber Creek, TX) | TX 6A District 5 Keller(TX), 2015-04-09(#2) |
| B-400 | 154 | 49.75 | Talton, Tron (2015) (Westside, TX) | TX 6A Area 19-20 Houston(TX), 2015-04-23(#3) |
| B-400 | 154 | 49.75 | Zamzow, Colby (2016) (Goliad, TX) | TX 3A Region 4 Converse(TX), 2015-05-02(#2) |
| B-400 | 158 | 49.76 | Robertson, Chevy (2016) (Brownwood, TX) | TX 4A Region 1 Lubbock(TX), 2015-05-02(#3) |
| B-400 | 159 | 49.78 | Hernandez, Abel (2016) (Early, TX) | TX 3A Region 1 Abilene(TX), 2015-05-02(#3) |
| B-400 | 159 | 49.78 | Navarro, Agustin (2015) (The Village, TX) | TX TAPPS 4A State Meet(TX), 2015-05-09(#3) |
| B-400 | 161 | 49.80 | Duncan, Chase (2015) (Holliday, TX) | TX 3A Region 2 Whitehouse(TX), 2015-05-02(#3) |
| B-400 | 162 | 49.81 | Miller, Emmonie (2016) (Denton, TX) | TX 5A District 5 Ft Worth(TX), 2015-04-15(#2) |
| B-400 | 162 | 49.81 | Winningham, Dwuane (2015) (Atascocita, TX) | TX 6A District 16 Humble(TX), 2015-04-16(#5) |
| B-400 | 162 | 49.81 | Estrada, Justin (2016) (Greenhill, TX) | SPC Championships(TX), 2015-05-01(#1) |
| B-400 | 165 | 49.82 | Marshall, Sean (2017) (Cypress Ranch , TX) | USATF World Youth Trials(IL), 2015-07-01(#1) |
| B-400 | 166 | 49.83 | Welford, Kai (2016) (Ball, TX) | Clear Springs Relays(TX), 2015-04-02(#3) |
| B-400 | 167 | 49.84 | Burrhus, Jack (2015) (Foster, TX) | TX 5A Region 3 Huntsville(TX), 2015-05-02(#6) |
| B-400 | 167 | 49.84 | Gorman, Cory (2016) (George Ranch, TX) | TX 5A Region 3 Huntsville(TX), 2015-05-02(#7) |
| B-400 | 169 | 49.85 | Holman, Joshua (2016) (College Park, TX) | Rice All-Comers 5-28(TX), 2015-05-28(#4) |
| B-400 | 170 | 49.88 | Blackford, Mason (2015) (The Woodlands, TX) | Rice Victor Lopez Classic(TX), 2015-04-04(#7) |
| B-400 | 171 | 49.89 | Corrigeux, Jacob (2015) (North Shore, TX) | TX 6A Area 21-22 North Shore(TX), 2015-04-23(#4) |
| B-400 | 172 | 49.92 | Somerville, Keshawn (2016) (Hendrickson, TX) | Kileen ISD Relays(TX), 2015-03-13(#2) |
| B-400 | 172 | 49.92 | Moos, Cody (2015) (Medina Valley, TX) | TX 5A Area 29-30 Alice(TX), 2015-04-25(#2) |
| B-400 | 174 | 49.93 | Ford, Daniel (2016) (Manvel, TX) | Rice All-Comers 5-28(TX), 2015-05-28(#5) |
| B-400 | 175 | 49.95 | Lipscomb, Darrien (2016) (Houston, TX) | TX 6A District 4 Arlington(TX), 2015-04-15(#3) |
| B-400 | 176 | 49.96 | Engbrock, Ian (2016) (Lovejoy, TX) | TX 5A District 10 Wylie(TX), 2015-04-09(#4) |
| B-400 | 177 | 49.98 | Walker, Christopher (2015) (Mansfield Summit, TX) | TX 5A District 14 Lancaster(TX), 2015-04-16(#3) |
| B-400 | 178 | 51.44 | Sowalskie, Seth (2015) (HSAA, TX) | Home School Nationals(MO), 2015-05-10(#1) |
| B-400 | 179 | 51.54 | Chesney, Nathen (2017) (Trinity Christian, TX) | TX Meet of Champions(TX), 2015-05-23(#4) |
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| | | See more performances for B-400 | | |
