| Event | Rank | Mark | By | Meet |
| B-300H | 203 | 40.34 | Simon, Blair (2017) (Hightower, TX) | TX 6A District 23 Alief(TX), 2015-04-17(#3) |
| B-300H | 203 | 40.34 | Crawford, Keegan (Atascocita, TX) | TX 6A District 16 Sub-Varsity Oak Ridge(TX), 2015-04-09(#1) |
| B-300H | 205 | 40.36 | Wallace, Devin (2015) (Kingwood Park, TX) | CE King Relays(TX), 2015-03-13(#3) |
| B-300H | 205 | 40.36 | Baker, Jamaal (2015) (Cedar Ridge, TX) | TX 6A District 13 Rouse(TX), 2015-04-09(#5) |
| B-300H | 205 | 40.36 | Wuensch, Mason (2016) (The Woodlands, TX) | TX 6A District 16 Sub-Varsity Oak Ridge(TX), 2015-04-09(#1) |
| B-300H | 205 | 40.36 | Villalpando, Raul (2015) (San Antonio Southwest, TX) | TX 6A District 28 Corpus Christi(TX), 2015-04-17(#1) |
| B-300H | 209 | 40.37 | Wheeler, Sabrien (2015) (DeSoto, TX) | TX 6A District 8 Cedar Hill(TX), 2015-04-09(#5) |
| B-300H | 209 | 40.37 | Duelm, Aaron (2015) (La Vernia, TX) | TX 4A Region 4 Kingsville(TX), 2015-05-02(#6) |
| B-300H | 209 | 40.37 | Semenuk, Preston (2017) (Richardson, TX) | TX 6A Region 2 Baylor(TX), 2015-05-02(#13) |
| B-300H | 209 | 40.37 | Owens, Ethan (2017) (Sinton, TX) | TX 4A Area 31-32 Kingsville(TX), 2015-04-23(#2) |
| B-300H | 213 | 40.38 | Hopkins, Nick (2015) (Kingwood, TX) | TX 6A District 16 Humble(TX), 2015-04-16(#9) |
| B-300H | 213 | 40.38 | Montgomery, Brock (2015) (Centennial, TX) | TX 5A District 8 Burleson(TX), 2015-04-16(#2) |
| B-300H | 213 | 40.38 | Villarreal, JR (2015) (Weslaco East, TX) | TX 6A Area 31-32 Weslaco(TX), 2015-04-23(#2) |
| B-300H | 213 | 40.38 | Drennan, Josh (2015) (Vernon, TX) | TX 4A Area 5-6 Graham(TX), 2015-04-23(#2) |
| B-300H | 213 | 40.38 | Gregory, Jeremy (2015) (St Thomas, TX) | TX TAPPS 5A State Meet(TX), 2015-05-09(#4) |
| B-300H | 218 | 40.40 | Latson, Marquis (2015) (Abilene, TX) | TX 6A District 3 Midland(TX), 2015-04-17(#2) |
| B-300H | 218 | 40.40 | Emmons, Garret (2016) (Menard, TX) | TX 1A Region 2 San Angelo(TX), 2015-05-02(#2) |
| B-300H | 220 | 40.41 | Azuna, Arnold (2016) (Lake Ridge, TX) | TX 5A District 14 Lancaster(TX), 2015-04-16(#5) |
| B-300H | 221 | 40.42 | Farrar, Lane (2017) (Spearman, TX) | Amarillo Highland Park Relays(TX), 2015-04-02(#3) |
| B-300H | 221 | 40.42 | Prince, Patrick (2015) (Oak Ridge, TX) | TX 6A District 16 Humble(TX), 2015-04-16(#10) |
| B-300H | 223 | 40.44 | Franklin, LeRoy (2016) (George Ranch, TX) | TX 5A District 24 Rosenberg(TX), 2015-04-16(#1) |
| B-300H | 223 | 40.44 | Bodine-Preston, Casey (2015) (Alvin, TX) | TX 6A Area 21-22 North Shore(TX), 2015-04-23(#4) |
| B-300H | 225 | 40.45 | Divel, Bryce (2016) (Churchill, TX) | TX 6A District 26 San Antonio(TX), 2015-04-17(#3) |
| B-300H | 226 | 40.46 | Keys, Kaden (2015) (Childress, TX) | Amarillo Highland Park Relays(TX), 2015-04-02(#4) |
| B-300H | 226 | 40.46 | Martinez, Johnathan (2015) (Alice, TX) | TX 5A Region 4 San Antonio(TX), 2015-05-02(#8) |
| B-300H | 226 | 40.46 | Berry, Xavier (2016) (Midway, TX) | TAAF Games Region 5 Waco(TX), 2015-07-11(#1) |
| B-300H | 229 | 40.47 | Sharp, Davore (2015) (Westfield, TX) | Tomball Cougar Relays(TX), 2015-03-06(#1) |
| B-300H | 230 | 40.50 | Stiner, Donovan (2017) (Bellaire, TX) | Alief T.H.E. Relays(TX), 2015-04-02(#4) |
| B-300H | 230 | 40.50 | Garcia, Martin (2015) (Veterans Memorial, TX) | TX 6A District 30 La Joya(TX), 2015-04-11(#3) |
| B-300H | 230 | 40.50 | Jaymez, Kevin (2016) (Oak Ridge, TX) | TX 6A District 16 Humble(TX), 2015-04-16(#11) |
| B-300H | 233 | 40.51 | Lunn, Joseph (2016) (La Feria, TX) | TX 4A District 32 La Feria(TX), 2015-04-16(#2) |
| B-300H | 233 | 40.51 | Holden, Josh (2017) (Liberty, TX) | TX 5A Area 9-10 Little Elm(TX), 2015-04-23(#5) |
| B-300H | 233 | 40.51 | Dean, Quantrell (2016) (Lewisville, TX) | TAAF Games of Texas(TX), 2015-08-02(#4) |
| B-300H | 236 | 40.52 | To, Tyler (2015) (Seven Lakes, TX) | TX 6A Area 19-20 Houston(TX), 2015-04-23(#3) |
| B-300H | 236 | 40.52 | Williams, Jaylon (2017) (Corrigan-Camden, TX) | TX 3A Region 3 Baylor(TX), 2015-05-02(#3) |
| B-300H | 238 | 40.53 | Jallow, Habibou (2015) (Conrad, TX) | TX 5A District 11 Carrollton(TX), 2015-04-15(#1) |
| B-300H | 238 | 40.53 | Allard, Charles (2015) (Skidmore-Tynan, TX) | TX 3A Region 4 Converse(TX), 2015-05-02(#1) |
| B-300H | 238 | 40.53 | Gray, Zackary (2016) (Elkhart, TX) | TX 3A Region 3 Baylor(TX), 2015-05-02(#6) |
| B-300H | 238 | 40.53 | Waer, Ricky (Goliad, TX) | TX 3A Region 4 Converse(TX), 2015-05-02(#3) |
| B-300H | 242 | 40.54 | Fontenot, Kayden (2017) (Greenville, TX) | TX 5A Area 15-16 Pine Tree(TX), 2015-04-23(#4) |
| B-300H | 242 | 40.54 | Fish, Coleman (2016) (Liberty Christian, TX) | TX TAPPS 5A State Meet(TX), 2015-05-09(#5) |
| B-300H | 244 | 40.55 | Gonzalez, Elier (2015) (Bell, TX) | TX 6A Area 7-8 Cedar Hill(TX), 2015-04-22(#6) |
| B-300H | 244 | 40.55 | Middleton, Micah (2015) (Harper, TX) | TX 2A Region 4 Kingsville(TX), 2015-05-02(#3) |
| B-300H | 246 | 40.56 | Sampsell, Eldrick (2016) (West Mesquite, TX) | TX 5A Area 11-12 Dallas(TX), 2015-04-23(#2) |
| B-300H | 247 | 40.57 | Rodriguez, John (2015) (Calallen, TX) | TX 5A District 30 Corpus Christi(TX), 2015-04-16(#2) |
| B-300H | 247 | 40.57 | Ikeakor, Emmanuel (2016) (Franklin, TX) | TX 6A Area 1-2 El Paso(TX), 2015-04-24(#5) |
| B-300H | 247 | 40.57 | Barton, Neil (Edna, TX) | TX 3A Area 27-28 Altair(TX), 2015-04-22(#1) |
| B-300H | 250 | 40.58 | Alvarado, Justin (2015) (King, TX) | Gregory Portland Meet(TX), 2015-02-21(#1) |
| B-300H | 250 | 40.58 | Nelson, Colby (2015) (Santa Anna, TX) | TX 1A State Meet(TX), 2015-05-15(#3) |
| B-300H | 252 | 40.59 | Greene, Christian (2016) (Dawson, TX) | TX 6A Area 21-22 North Shore(TX), 2015-04-23(#5) |
| B-300H | 252 | 40.59 | Ramos, Trey (2016) (Azle, TX) | TX 5A District 5 Ft Worth(TX), 2015-04-15(#2) |
| B-300H | 254 | 40.60 | Jordan, QuiVell (2017) (DeSoto, TX) | Eddie Payne Carter Shootout(TX), 2015-04-04(#4) |
| B-300H | 255 | 40.61 | Mitchell, Marcus (2015) (Coppell, TX) | TX 6A District 7 Coppell(TX), 2015-04-14(#3) |
| B-300H | 255 | 40.61 | Jefferis, Preston (2017) (Aledo, TX) | TX 5A Area 7-8 Joshua(TX), 2015-04-23(#4) |
| B-300H | 255 | 40.61 | Griffith, Wyatt (2016) (Crawford, TX) | TX 2A State Meet(TX), 2015-05-16(#6) |
| B-300H | 258 | 40.62 | Gordon, Trent (2018) (Oak Ridge, TX) | TX 6A District 16 Sub-Varsity Oak Ridge(TX), 2015-04-09(#2) |
| B-300H | 259 | 40.63 | Wood, Justin (2015) (North Mesquite, TX) | TX 6A District 10 Mesquite(TX), 2015-04-15(#1) |
| B-300H | 259 | 40.63 | Nelson, Noah (2015) (Bandera, TX) | TX 3A District 29 Devine(TX), 2015-04-16(#1) |
| B-300H | 259 | 40.63 | Herrera, Carlos (2016) (Sunray, TX) | TX 2A Region 1 Odessa(TX), 2015-05-02(#2) |
| B-300H | 262 | 40.65 | Meacham, Christopher (2016) (Lubbock, TX) | Lubbock Invitational(TX), 2015-04-04(#5) |
| B-300H | 263 | 40.66 | Maher, Wyatt (2015) (S&S Consolidated, TX) | TX 3A Region 2 Whitehouse(TX), 2015-05-02(#4) |
| B-300H | 264 | 40.67 | Bayer, Clayton (2017) (Clifton, TX) | TX 3A Region 3 Baylor(TX), 2015-05-02(#7) |
| B-300H | 265 | 40.68 | Montgomery, Blanchard (2018) (McKinney, TX) | TX 5A District 10 Wylie(TX), 2015-04-09(#2) |
| B-300H | 266 | 40.69 | Robinson, Jaylon (2018) (Paschal, TX) | Saginaw Relays(TX), 2015-03-28(#1) |
| B-300H | 267 | 40.71 | Campbell, Davion (2016) (Mayde Creek, TX) | CL Hanna Gator Relays(TX), 2015-03-07(#1) |
| B-300H | 267 | 40.71 | Colmery, Robert (2015) (Plano West, TX) | Plano East Invite(TX), 2015-03-19(#2) |
| B-300H | 267 | 40.71 | Johnson, Donovan (2017) (Clear Creek, TX) | TX 6A Area 23-24 Ft Bend(TX), 2015-04-24(#5) |
| B-300H | 267 | 40.71 | Moore, Kyle (2015) (Santo, TX) | TX 2A Region 2 Dallas(TX), 2015-05-02(#2) |
| B-300H | 271 | 40.72 | Serna, Carlos (2017) (Juarez-Lincoln, TX) | TX 6A District 30 La Joya(TX), 2015-04-11(#4) |
| B-300H | 271 | 40.72 | Williams, Rascellis (2015) (Mineral Wells, TX) | TX 4A Region 1 Lubbock(TX), 2015-05-02(#4) |
| B-300H | 273 | 40.73 | Mpeye, Zion (2017) (Seven Lakes, TX) | Rice Victor Lopez Classic(TX), 2015-04-04(#13) |
| B-300H | 273 | 40.73 | Rose, Hayden (2015) (Rowlett, TX) | TX 6A District 11 Rockwall(TX), 2015-04-16(#3) |
| B-300H | 275 | 40.74 | Richardson, Zach (2015) (The Woodlands, TX) | College Park Invitational(TX), 2015-03-28(#10) |
| B-300H | 275 | 40.74 | Arnold, Nathan (Marcus, TX) | TX 6A District 6 Marcus(TX), 2015-04-16(#8) |
| B-300H | 277 | 40.75 | Reinhard, Conrad (2016) (Azle, TX) | TX 5A District 5 Ft Worth(TX), 2015-04-15(#2) |
| B-300H | 277 | 40.75 | Biles, Jesse (2015) (Daingerfield, TX) | TX 3A Region 2 Whitehouse(TX), 2015-05-02(#5) |
| B-300H | 277 | 40.75 | Newcomb, Jace (2016) (Perryton, TX) | TX 4A Region 1 Lubbock(TX), 2015-05-02(#3) |
| B-300H | 280 | 40.76 | Echeverry, Kenny (2015) (Creekview, TX) | TX 5A District 11 Carrollton(TX), 2015-04-15(#2) |
| B-300H | 280 | 40.76 | Thomas, Drake (2015) (Hastings, TX) | TX 6A Area 23-24 Ft Bend(TX), 2015-04-24(#6) |
| B-300H | 280 | 40.76 | Patrick, David (2017) (Lake Travis, TX) | TX 6A District 14 Austin(TX), 2015-04-09(#1) |
| B-300H | 280 | 40.76 | Berryman, David (2015) (Alto, TX) | TX 2A Area 21-22 Cushing(TX), 2015-04-22(#1) |
| B-300H | 284 | 40.77 | Sierra, Adam (Eastlake, TX) | TX 5A Region 1 Lubbock(TX), 2015-05-02(#5) |
| B-300H | 285 | 40.80 | Cuellar, Bryson (2017) (Eastwood, TX) | EP Americas Invitational(TX), 2015-04-02(#2) |
| B-300H | 285 | 40.80 | Morton, Aaron (2016) (Rowlett, TX) | TX 6A District 11 Rockwall(TX), 2015-04-16(#4) |
| B-300H | 287 | 40.81 | Lewis, Darion (2015) (Skyline, TX) | Rockwall Jacket Classic(TX), 2015-02-14(#2) |
| B-300H | 287 | 40.81 | Parker, Caleb (2016) (Stafford, TX) | Rice Victor Lopez Classic(TX), 2015-04-04(#14) |
| B-300H | 287 | 40.81 | Langston, Ashdon (2015) (Prairiland, TX) | TX 3A Area 15-16 New Boston(TX), 2015-04-22(#1) |
| B-300H | 287 | 40.81 | Brown, Desmond (2016) (Shoemaker, TX) | TX 6A Area 11-12 Garland(TX), 2015-04-24(#6) |
| B-300H | 287 | 40.81 | Trail, Andrew (2017) (Crandall, TX) | TX 4A Region 2 Commerce(TX), 2015-05-02(#4) |
| B-300H | 292 | 40.83 | Flores, Ricardo (2017) (Eagle Pass, TX) | Eagle Pass Winn Relays(TX), 2015-04-02(#1) |
| B-300H | 293 | 40.84 | Mercado, Dominic (Cole, TX) | TX 3A Region 4 Converse(TX), 2015-05-02(#5) |
| B-300H | 294 | 40.87 | Allen, Hunter (2015) (Sunnyvale, TX) | TX 3A Area 11-12 Rio Vista(TX), 2015-04-22(#1) |
| B-300H | 295 | 40.88 | Hooker, Brandon (2015) (Iraan, TX) | TX 2A Area 7-8 Abilene(TX), 2015-04-22(#1) |
| B-300H | 296 | 40.90 | Monroe, James (2015) (Perrin, TX) | TX 1A State Meet(TX), 2015-05-15(#4) |
| B-300H | 297 | 40.91 | Mcbain, Austin (2017) (Eastwood, TX) | TX 6A District 1 El Paso(TX), 2015-04-17(#3) |
| B-300H | 297 | 40.91 | Mitchell, Damar'ren (2016) (Magnolia West, TX) | TX 5A Area 19-20 Houston(TX), 2015-04-23(#2) |
| B-300H | 297 | 40.91 | Givens, Kelvin (2015) (Forney, TX) | TX 5A Area 11-12 Dallas(TX), 2015-04-23(#3) |
| B-300H | 297 | 40.91 | Frye, Adrian (2017) (Eisenhower, TX) | TX 6A Area 17-18 Cypress(TX), 2015-04-23(#5) |
| B-300H | 297 | 40.91 | Taylor, Trin (2017) (Atlanta, TX) | TX 4A Region 2 Commerce(TX), 2015-05-02(#4) |
| B-300H | 302 | 40.92 | Mejia, Adrian (2015) (Horizon, TX) | Socorro ISD Invitational(TX), 2015-03-07(#2) |
| B-300H | 302 | 40.92 | Calderon, Taka (2015) (Houston Memorial, TX) | TX 6A Area 17-18 Cypress(TX), 2015-04-23(#6) |
| B-300H | 302 | 40.92 | Reneau, Jarrett (2017) (Snyder, TX) | TX 4A Region 1 Lubbock(TX), 2015-05-02(#2) |
| B-300H | 305 | 40.93 | Briscoe, Ronnie (2017) (Connally, TX) | TX 4A Region 3 Huntsville(TX), 2015-05-02(#5) |
| B-300H | 306 | 40.94 | Slater, Keiko (2016) (Martin, TX) | Kennedale Invitational(TX), 2015-04-02(#3) |
| B-300H | 307 | 40.95 | Helm, Matt (2015) (Dallas Jesuit, TX) | TX 6A District 9 Dallas Jesuit(TX), 2015-04-16(#1) |
| B-300H | 307 | 40.95 | Vela, Davin (2016) (Johnson, TX) | TX 6A District 26 San Antonio(TX), 2015-04-17(#5) |
| B-300H | 307 | 40.95 | Hantla, Drew (2017) (Magnolia, TX) | TX 5A District 19 Stratford(TX), 2015-04-16(#1) |
| B-300H | 310 | 40.96 | Sherlin, Brandon (2015) (Coronado, TX) | Canyon Relays(TX), 2015-03-06(#5) |
| B-300H | 310 | 40.96 | Thompson, Sharif (2016) (Seguin, TX) | TX 5A District 14 Lancaster(TX), 2015-04-16(#6) |
| B-300H | 310 | 40.96 | Williams, Vernon (2016) (North Shore, TX) | TX 6A Area 21-22 North Shore(TX), 2015-04-23(#6) |
| B-300H | 310 | 40.96 | McClelland, Hayden (2015) (Burkburnett, TX) | TX 4A Area 5-6 Graham(TX), 2015-04-23(#4) |
| B-300H | 314 | 40.97 | Hafley, Jordan (2015) (Thorndale, TX) | TX 2A Region 4 Kingsville(TX), 2015-05-02(#4) |
| B-300H | 315 | 40.98 | Richards, Chance (2015) (Kaufman, TX) | TX 4A Area 13-14 Rains(TX), 2015-04-23(#2) |
| B-300H | 316 | 40.99 | Moser, Matthew (2015) (Nolan Catholic, TX) | TX TAPPS 5A State Meet(TX), 2015-05-09(#6) |
| B-300H | 317 | 42.58 | Finley, Steven (2015) (FEAST Home School, TX) | TX Homeschool State Meet(TX), 2015-04-18(#1) |
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