| Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
| B-300H | 1 | 39.08 | Jackson, Christopher (2016) (Florida A & M University, FL) | FL 1A Region 1(FL), 2015-04-24(#1) |
| B-300H | 2 | 39.28 | Holmes, Leonard (2016) (North Florida Christian, FL) | Golden South Classic(FL), 2015-05-23(#1) |
| B-300H | 3 | 39.57 | Desir, Sanders (2015) (Westminster Academy, FL) | FL 1A Region 4(FL), 2015-04-24(#1) |
| B-300H | 4 | 39.74 | Jackson, Christoph (2016) (Florida A & M University, FL) | FL 1A State Meet(FL), 2015-05-01(#2) |
| B-300H | 5 | 39.81 | Barnes, Jamal (2015) (P.K. Yonge, FL) | FL 1A Region 2(FL), 2015-04-23(#1) |
| B-300H | 6 | 39.90 | Griffin-Heard, Jonathan (2017) (First Academy, FL) | FL 1A Region 2(FL), 2015-04-23(#2) |
| B-300H | 7 | 40.21 | Zolnowski, John (2017) (South Florida Heat, FL) | FL 1A State Meet(FL), 2015-05-01(#3) |
| B-300H | 8 | 40.60 | Thomas, Star (2016) (Coral Springs Christian, FL) | FL 1A State Meet(FL), 2015-05-01(#4) |
| B-300H | 9 | 40.78 | Mcgee, Dontae (2015) (Admiral Farragut, FL) | FL 1A Region 3(FL), 2015-04-23(#1) |
| B-300H | 10 | 41.17 | Mallory, Will (2018) (Providence, FL) | FL 1A State Meet(FL), 2015-05-01(#6) |
| B-300H | 11 | 41.53 | Lambeth, Timothy (2017) (Tampa Bay HEAT, FL) | FL 1A Region 3(FL), 2015-04-23(#2) |
| B-300H | 12 | 41.54 | Guy, Micheal (2016) (Liberty County, FL) | Bob Hayes Classic(FL), 2015-03-21(#13) |
| B-300H | 13 | 41.57 | Knox, Ben (2016) (Northside Christian, FL) | Steinbrenner Invitational(FL), 2015-03-21(#14) |
| B-300H | 14 | 41.68 | Richards, Michael (2015) (The Master's Academy, FL) | FL 1A Region 2(FL), 2015-04-23(#4) |
| B-300H | 15 | 41.70 | Clanahan, Owen (2017) (Bishop McLaughlin , FL) | FL 1A Region 3(FL), 2015-04-23(#4) |
| B-300H | 16 | 41.71 | Thompson, Tevon (2016) (Moore Haven, FL) | FL 1A Region 3(FL), 2015-04-23(#5) |
| B-300H | 17 | 41.72 | Holmes, Leonard J. (2016) (North Florida Christian, FL) | Bob Hayes Classic(FL), 2015-03-21(#14) |
| B-300H | 18 | 41.80 | Robertson, Chris (2015) (John Carroll, FL) | FL 1A Region 4(FL), 2015-04-24(#4) |
| B-300H | 19 | 42.03 | Mishoe, Roger (2016) (Jay, FL) | FL 1A Region 1(FL), 2015-04-24(#4) |
| B-300H | 20 | 42.04 | Joseph, Josh (2015) (Florida Christian, FL) | FL 2A District 16(FL), 2015-04-08(#2) |
| B-300H | 21 | 42.15 | Martin, Charlie (2016) (Providence, FL) | FL 1A Region 1(FL), 2015-04-24(#5) |
| B-300H | 22 | 42.20 | Jackson, Christopher (Florida A & M University, FL) | Panhandle Open(FL), 2015-02-21(#1) |
| B-300H | 23 | 42.44 | Thornton, Kurtis (2016) (Jupiter Christian, FL) | Palm Beach County Championships(FL), 2015-04-01(#5) |
| B-300H | 23 | 42.44 | Ellis, Christian (2016) (P.K. Yonge, FL) | IMG Invitational(FL), 2015-03-14(#4) |
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| | | See more performances for B-300H | | |
