| Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
| B-400 | 1 | 49.44 | Durham, Jahquez (2016) (First Academy, FL) | Royal Invitational(FL), 2015-03-20(#1) |
| B-400 | 2 | 50.03 | Stones, Michael (2015) (Windermere Prep, FL) | FL 1A State Meet(FL), 2015-05-01(#3) |
| B-400 | 3 | 50.57 | Timpson Jr., Michael (2015) (First Academy, FL) | Lake Brantley Invitational(FL), 2015-02-28(#6) |
| B-400 | 4 | 50.79 | Perry, Henry (2016) (Santa Fe Catholic, FL) | FL 1A Region 2(FL), 2015-04-23(#2) |
| B-400 | 5 | 51.17 | Prince, Jordan (2015) (Geneva School, FL) | FL 1A Region 2(FL), 2015-04-23(#3) |
| B-400 | 6 | 51.35 | Dickson, Jerrell (2016) (First Academy, FL) | Trinity Prep Developmental 2(FL), 2015-03-25(#1) |
| B-400 | 7 | 51.38 | Davis, Jaquis (2015) (Warner Christian, FL) | Royal Invitational(FL), 2015-03-20(#3) |
| B-400 | 8 | 51.82 | Eyma, Elijah (2016) (Lake Mary Prep, FL) | FL 1A Region 2(FL), 2015-04-23(#5) |
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| | | See more performances for B-400 | | |
