| Event | Rank | Mark | By | Meet |
| B-400 | 1 | 46.80 | Huggins, Nathanaiel (2016) (Opelika, AL) (US#21) | NB Outdoor Nationals(NC), 2015-06-21(#6) |
| | | National Elites above. State Elites below | | |
| B-400 | 2 | 48.22 | Hall, Joshua (2015) (Hoover, AL) | AL 7A State Meet(AL), 2015-05-02(#1) |
| B-400 | 3 | 48.51 | Dudley, Harrison (2015) (Paul W. Bryant, AL) | AL 6A Section 2(AL), 2015-04-25(#1) |
| B-400 | 4 | 48.56 | Bagley, Micah (2015) (Hoover, AL) | Arcadia Invitational(CA), 2015-04-11(#3) |
| B-400 | 5 | 48.80 | Irvin, Marquise (Madison County, AL) | AL 5A State Meet(AL), 2015-05-02(#1) |
| B-400 | 6 | 48.87 | Ford, Alize (Columbia, AL) | AL 5A State Meet(AL), 2015-05-02(#2) |
| B-400 | 7 | 48.99 | Pollenitz, Triaon (2016) (Auburn, AL) | AL 7A Section 2(AL), 2015-04-25(#1) |
| B-400 | 8 | 49.05 | Jenkins, Trevian (2015) (Hewitt-Trussville, AL) | Hewitt Six Team Meet(AL), 2015-03-12(#1) |
| B-400 | 9 | 49.17 | Holcombe, Stephan (Spanish Fort, AL) | McGill-Toolen Angelo Harris Invitational(AL), 2015-03-21(#1) |
| B-400 | 10 | 49.19 | Campbell, Cagan (2018) (Hillcrest, AL) | AL 6A State Meet(AL), 2015-05-02(#3) |
| B-400 | 11 | 49.20 | Spinks, Kacey (2016) (Opelika, AL) | Montgomery Academy Invitational(AL), 2015-04-11(#2) |
| B-400 | 12 | 49.36 | Banks, Kaylan (Oxford, AL) | AL 6A State Meet(AL), 2015-05-02(#4) |
| B-400 | 13 | 49.38 | Simmions, Evan (99) (Baldwin County, AL) | USATF Junior Olympics National Championships 15-16(FL), 2015-08-02(#8) |
| B-400 | 14 | 49.47 | Hill, Thomas (Auburn, AL) | AL 7A State Meet(AL), 2015-05-02(#4) |
| B-400 | 15 | 49.49 | James, Jeremy (2016) (Fairfield, AL) | AL 5A State Meet(AL), 2015-05-02(#3) |
| B-400 | 16 | 49.54 | Davis, Keith (Baker, AL) | AL 7A Section 1(AL), 2015-04-25(#2) |
| B-400 | 17 | 49.77 | Montville, Daniel (Prattville, AL) | Montgomery Academy Invitational(AL), 2015-04-11(#3) |
| B-400 | 17 | 49.77 | Montville Jr., Daniel (Prattville, AL) | Montgomery Academy Invite(AL), 2015-04-11(#3) |
| B-400 | 19 | 49.81 | Nixon, Daniel (2016) (Spain Park, AL) | USATF AL Assc Championships(AL), 2015-06-21(#1) |
| B-400 | 20 | 49.89 | Bolden, Anthony (James Clemens, AL) | AL 7A State Meet(AL), 2015-05-02(#7) |
| B-400 | 20 | 49.89 | Stone, Will (99) (Baldwin County, AL) | USATF JO Region 4 Qualifier(GA), 2015-07-12(#3) |
| B-400 | 22 | 49.91 | Thomas, Starling (Ramsay, AL) | AL 5A State Meet(AL), 2015-05-02(#4) |
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| | | See more performances for B-400 | | |
