| Event | Rank | Mark | By | Meet |
| G-300H | 1 | 40.81 | Gonzalez, Samantha (2015) (Creekview, TX) (US#2) | TX 5A State Meet(TX), 2015-05-15(#1) |
| G-300H | 2 | 42.73 | Garrett, Jania (2015) (Lancaster, TX) (US#50) | TX 5A State Meet(TX), 2015-05-15(#2) |
| G-300H | 3 | 44.60 | Williams, Xariah (2016) (Mansfield Summit, TX) | TX 5A Region 2 Arlington(TX), 2015-05-02(#3) |
| | | National Elites above. State Elites below | | |
| G-300H | 4 | 44.63 | DeRosier, Tamia (2015) (Forney, TX) | TX 5A Region 2 Arlington(TX), 2015-05-02(#3) |
| G-300H | 5 | 44.82 | Horn, Leandra (2017) (Lancaster, TX) | TX 5A Area 13-14 Lancaster(TX), 2015-04-23(#2) |
| G-300H | 6 | 45.14 | Coleman, Tia (2015) (Timberview, TX) | TX 5A Area 13-14 Lancaster(TX), 2015-04-23(#3) |
| G-300H | 7 | 45.18 | Franz, Juliet (2018) (Lovejoy, TX) | TX 5A Region 2 Arlington(TX), 2015-05-02(#5) |
| G-300H | 8 | 45.51 | Money, Miranda (2017) (Wakeland, TX) | TX 5A Region 2 Arlington(TX), 2015-05-02(#6) |
| G-300H | 9 | 45.62 | Otis, D'Kaira (2016) (Royse City, TX) | TAAF Games of Texas(TX), 2015-08-02(#2) |
| G-300H | 10 | 45.68 | Horn, Lee Aria (2017) (Lancaster, TX) | TX 5A Region 2 Arlington(TX), 2015-05-02(#6) |
| G-300H | 11 | 45.88 | Barnes, Meghan (2015) (Prosper, TX) | TX 5A Area 9-10 Little Elm(TX), 2015-04-23(#3) |
| G-300H | 12 | 46.12 | Franz, Noelle (2017) (Lovejoy, TX) | TX 5A Area 9-10 Little Elm(TX), 2015-04-23(#4) |
| G-300H | 13 | 46.66 | Hooper, Brittani (2015) (Kimball, TX) | TX 5A District 13 Dallas(TX), 2015-04-17(#1) |
| G-300H | 14 | 46.77 | Jackson, Chelsey (2015) (Little Elm, TX) | TX 5A Area 9-10 Little Elm(TX), 2015-04-23(#5) |
| G-300H | 15 | 46.79 | Travers, Michaela (2018) (Royse City, TX) | TX 5A Area 11-12 Dallas(TX), 2015-04-23(#3) |
| G-300H | 16 | 46.96 | Broussard, Montine (2016) (Poteet, TX) | TX 5A Area 11-12 Dallas(TX), 2015-04-23(#5) |
| G-300H | 17 | 47.10 | Dansby, Jasmine (2017) (McKinney, TX) | TX 5A District 10 Wylie(TX), 2015-04-09(#4) |
| G-300H | 18 | 47.22 | Azuna, Sandra (2017) (Lake Ridge, TX) | Mansfield Summit Relays(TX), 2015-04-02(#2) |
| G-300H | 19 | 47.25 | Smith, Jameria (2015) (McKinney North, TX) | TX 5A District 10 Wylie(TX), 2015-04-09(#5) |
| G-300H | 20 | 47.44 | Williams, Jordyn (2016) (Independence, TX) | TX 5A Area 9-10 Little Elm(TX), 2015-04-23(#6) |
| G-300H | 21 | 47.61 | Annan, Celestine (2018) (Lake Ridge, TX) | TX 5A District 14 Lancaster(TX), 2015-04-16(#4) |
| G-300H | 22 | 47.81 | McGee, Cierra (2016) (Lancaster, TX) | TX 5A District 14 Lancaster(TX), 2015-04-16(#5) |
| G-300H | 23 | 47.93 | Chandler, Shaleigh (2016) (Texas, TX) | TX 5A Area 15-16 Pine Tree(TX), 2015-04-23(#1) |
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| | | See more performances for G-300H | | |
