| Event | Rank | Mark | By | Meet |
| B-300H | 1 | 37.22 | burns, thomas (2018) (Miami Northwestern, FL) (US#26) | FL 3A State Meet(FL), 2015-05-02(#2) |
| B-300H | 2 | 37.39 | Thomas, Damion (2017) (Northeast, FL) (US#34) | BCAA Championships(FL), 2015-03-21(#1) |
| B-300H | 3 | 37.76 | Graden, Lannoris (2015) (Miami Carol City, FL) (US#72) | FL 3A State Meet(FL), 2015-05-02(#3) |
| B-300H | 4 | 38.31 | Batch, Jimmy (2017) (Merritt Island, FL) | FL 3A State Meet(FL), 2015-05-02(#6) |
| | | National Elites above. State Elites below | | |
| B-300H | 5 | 39.60 | Francoeur, Stephane (2015) (Belen Jesuit, FL) | FL 3A Region 4(FL), 2015-04-23(#3) |
| B-300H | 6 | 39.88 | Clarke, Dean (2015) (Eau Gallie, FL) | FL 3A District 13(FL), 2015-04-15(#2) |
| B-300H | 7 | 40.01 | Stanley, Wilkins (2016) (Miami Northwestern, FL) | FL 3A District 16(FL), 2015-04-14(#4) |
| B-300H | 8 | 40.47 | Durosier, Glenn (2016) (Boyd Anderson, FL) | BCAA Championships(FL), 2015-03-21(#4) |
| B-300H | 9 | 40.86 | Folston, Malek (2016) (Merritt Island, FL) | FL 3A Region 4(FL), 2015-04-23(#6) |
| B-300H | 10 | 40.87 | cartwright, joshua (2015) (Miami Northwestern, FL) | FL 4A District 15(FL), 2015-04-15(#5) |
| B-300H | 11 | 40.88 | parker, charlie (2016) (Miami Northwestern, FL) | Louie Bing Classic(FL), 2015-02-21(#8) |
| B-300H | 12 | 40.92 | Coward, Kendarius (2018) (Boyd Anderson, FL) | BCAA North Central Qualifier(FL), 2015-03-17(#4) |
| B-300H | 13 | 41.09 | Hooker, Desha (2015) (Miami Central, FL) | Southridge Spartan Invitational(FL), 2015-02-28(#9) |
| B-300H | 14 | 41.16 | Hall, Gurvan (2018) (Palm Beach Lakes, FL) | Palm Beach County Championships(FL), 2015-04-01(#1) |
| B-300H | 15 | 41.46 | Freeman, Cedrick (2016) (Miami Central, FL) | GMAC North Qualifier(FL), 2015-03-12(#8) |
| B-300H | 16 | 41.74 | Charlot, Kenny (2018) (Northeast, FL) | FL 4A District 13(FL), 2015-04-15(#4) |
| B-300H | 17 | 42.16 | Roberts, Keelen (2016) (Miami Carol City, FL) | Louie Bing Classic(FL), 2015-02-21(#15) |
| B-300H | 18 | 42.18 | Austin, James (2016) (Northeast, FL) | FL 4A District 13(FL), 2015-04-15(#7) |
| B-300H | 19 | 42.31 | Adams, Kendrick (2017) (Dillard, FL) | FL 3A District 15(FL), 2015-04-11(#3) |
| B-300H | 20 | 42.42 | Geffrard, Robert (Palm Beach Lakes, FL) | FL 3A District 14(FL), 2015-04-17(#2) |
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| | | See more performances for B-300H | | |
