| Event | Rank | Mark | By | Meet |
| G-400 | 1 | 54.23 | Owens, Jarra (2015) (Bush, TX) (US#31) | Rice Victor Lopez Classic(TX), 2015-04-04(#1) |
| G-400 | 2 | 55.79 | Williams, Kristyn (2015) (Foster, TX) | AAU JO District Gulf(TX), 2015-06-13(#1) |
| G-400 | 3 | 55.85 | Spivey, Teona (2016) (Willis, TX) | TX 5A State Meet(TX), 2015-05-15(#2) |
| | | National Elites above. State Elites below | | |
| G-400 | 4 | 56.55 | Omagbemi, Tia (2015) (Madison, TX) | TX 5A Area 19-20 Houston(TX), 2015-04-23(#1) |
| G-400 | 5 | 57.05 | Ogbonna, Chigozie (2015) (George Ranch, TX) | TX 5A District 24 Rosenberg(TX), 2015-04-16(#2) |
| G-400 | 6 | 57.20 | Tilford-Rutherford, Jazmyne (2016) (George Ranch, TX) | Clear Springs Relays(TX), 2015-04-02(#1) |
| G-400 | 7 | 57.46 | Mays, Tiffani (2015) (Temple, TX) | TX 5A Region 3 Huntsville(TX), 2015-05-02(#5) |
| G-400 | 8 | 57.65 | Egege, Lisa (2017) (George Ranch, TX) | AAU JO Region 17 Qualifier(TX), 2015-07-04(#2) |
| G-400 | 9 | 58.05 | Parker, Katelyn (2015) (Kingwood Park, TX) | Cy-Fair ISD Relays(TX), 2015-03-20(#3) |
| G-400 | 10 | 58.24 | Thomas, Essence (2017) (Ball, TX) | TX 5A District 23 Ft Bend(TX), 2015-04-18(#2) |
| G-400 | 11 | 58.40 | McClintock, Halle (2017) (Ridge Point, TX) | TX 5A District 23 Ft Bend(TX), 2015-04-18(#3) |
| G-400 | 12 | 58.52 | Emanuel, Brittni (2017) (Ridge Point, TX) | AAU JO Region 17 Qualifier(TX), 2015-07-04(#6) |
| G-400 | 13 | 58.65 | Perry, Mercedes (2018) (Ozen, TX) | TX 5A District 22 Beaumont(TX), 2015-04-15(#1) |
| G-400 | 14 | 58.90 | Ford, Shania (2017) (Beaumont Central, TX) | TX 5A District 22 Beaumont(TX), 2015-04-15(#2) |
| G-400 | 15 | 59.06 | Gilbert, Kayla (2017) (Lamar Consolidated, TX) | TX 5A District 24 Rosenberg(TX), 2015-04-16(#4) |
| G-400 | 16 | 59.09 | Lockhart, Montinique (2016) (Manor, TX) | TX 5A Region 3 Huntsville(TX), 2015-05-02(#9) |
| G-400 | 17 | 59.32 | Overmyer, Hannah (2018) (Kingwood Park, TX) | TX 5A District 21 Barbers Hill(TX), 2015-04-15(#2) |
| G-400 | 18 | 59.35 | Murphy, Dinah (2017) (Bush, TX) | Rice Victor Lopez Classic(TX), 2015-04-04(#11) |
| G-400 | 19 | 59.51 | Deadmon, Braylen (2018) (Ridge Point, TX) | USATF JO Region 12 Qualifier(TX), 2015-07-11(#7) |
| G-400 | 20 | 59.59 | Beltre, Chianti (2017) (Ridge Point, TX) | AAU JO Region 17 Qualifier(TX), 2015-07-04(#8) |
| G-400 | 21 | 59.71 | Orzabal, Gabbi (2015) (College Station, TX) | Oak Ridge Invite(TX), 2015-02-21(#3) |
| G-400 | 22 | 59.83 | Miles, Kandice (2016) (George Ranch, TX) | AAU JO District Gulf(TX), 2015-06-13(#9) |
| G-400 | 23 | 59.84 | Young, Akuira (2015) (Tomball Memorial, TX) | Tomball Memorial Wildcat Relays(TX), 2015-02-20(#1) |
| G-400 | 24 | 59.93 | Harris, Candyla (2017) (Elkins, TX) | AAU JO District Gulf(TX), 2015-06-13(#5) |
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