| Event | Rank | Mark | By | Meet |
| B-400H | 1 | 53.37 | Atavwigho, Chigozie (2015) (East Lake, FL) (US#28) | NB Outdoor Nationals(NC), 2015-06-21(#8) |
| B-400H | 2 | 53.65 | Graden, Lannoris (2015) (Miami Carol City, FL) (US#39) | USATF Junior Olympics National Championships 17-18(FL), 2015-08-02(#8) |
| B-400H | 3 | 53.66 | Wright, Tyson (2015) (Paxon, FL) (US#40) | NB Outdoor Nationals(NC), 2015-06-21(#11) |
| B-400H | 4 | 54.11 | Watson, William (Jefferson, FL) (US#69) | AAU National Club Championships(FL), 2015-07-18(#1) |
| | | National Elites above. State Elites below | | |
| B-400H | 5 | 54.75 | Canady, Braxton (2016) (Paxon, FL) | Wolfpack Classic(FL), 2015-03-27(#1) |
| B-400H | 6 | 55.17 | Jean, Josias (2017) (Fort Myers, FL) | AAU National Club Championships(FL), 2015-07-18(#5) |
| B-400H | 7 | 55.80 | Mobhair, Jamil (2015) (Plantation, FL) | AAU JO Region 9 Qualifier - Naples(FL), 2015-06-28(#1) |
| B-400H | 8 | 57.30 | Ward, Alex (2016) (Winter Haven, FL) | Golden South Classic(FL), 2015-05-23(#2) |
| B-400H | 9 | 57.97 | Shuler, Daymein (2015) (Atlantic, FL) | AAU JO Region 9 Qualifier - Tallahassee(FL), 2015-06-28(#1) |
| B-400H | 10 | 58.14 | Felix, Brandon (2016) (McArthur, FL) | Caribbean American Track Invite(FL), 2015-06-06(#1) |
| B-400H | 11 | 58.16 | Bryant, Marcus (Godby, FL) | USATF JO Region 16 Qualifier(FL), 2015-07-12(#3) |
| B-400H | 12 | 58.80 | Stephens, Derrail (2015) (Paxon, FL) | Wolfpack Classic(FL), 2015-03-27(#3) |
| B-400H | 13 | 59.14 | Bolden, Devin (2015) (Wellington, FL) | USATF JO Region 16 Qualifier(FL), 2015-07-12(#4) |
| B-400H | 14 | 59.36 | Swain, Derrick (2016) (Seminole, FL) | Golden South Classic(FL), 2015-05-23(#4) |
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| | | See more performances for B-400H | | |
