| Event | Rank | Mark | By | Meet |
| B-300H | 234 | 42.29 | Russell, Joseph (2017) (Miami Killian, FL) | GMAC South(FL), 2015-03-11(#4) |
| B-300H | 234 | 42.29 | Jean Baptiste, Yueguel (2015) (Golden Gate, FL) | FL 3A District 12(FL), 2015-04-11(#6) |
| B-300H | 236 | 42.30 | Nicholson, Sam (2016) (Ponte Vedra, FL) | FL 3A District 4(FL), 2015-04-14(#4) |
| B-300H | 236 | 42.30 | Davis, David (2015) (Eastside, FL) | FL 2A Region 2(FL), 2015-04-23(#5) |
| B-300H | 238 | 42.31 | Adams, Kendrick (2017) (Dillard, FL) | FL 3A District 15(FL), 2015-04-11(#3) |
| B-300H | 238 | 42.31 | Carter, Mark (2018) (Miramar, FL) | FL 4A District 14(FL), 2015-04-17(#3) |
| B-300H | 240 | 42.32 | Wilson, Carlos (2015) (Raines, FL) | Disney HS T&F Showcase(FL), 2015-03-28(#4) |
| B-300H | 241 | 42.34 | Tukes, Dimaggio (2015) (Lake Nona, FL) | FL 3A District 6(FL), 2015-04-16(#4) |
| B-300H | 242 | 42.36 | Holton, Marcus (Godby, FL) | Jesse Forbes Invitational(FL), 2015-02-28(#1) |
| B-300H | 242 | 42.36 | Wells, Wayne (2016) (Fort Lauderdale, FL) | BCAA North Central Qualifier(FL), 2015-03-17(#5) |
| B-300H | 242 | 42.36 | Packer, Ricardo (2018) (Calvary Christian, FL) | FL 2A District 15(FL), 2015-04-16(#4) |
| B-300H | 245 | 42.37 | Wallenberg, Will (2015) (Matanzas, FL) | FL 3A District 5(FL), 2015-04-11(#5) |
| B-300H | 246 | 42.38 | Simon, Jeffrey (2015) (Matanzas, FL) | FL 3A District 5(FL), 2015-04-11(#6) |
| B-300H | 247 | 42.40 | Weldon, Danny (Tampa Catholic, FL) | Charles Johnson Invitational (FL), 2015-02-21(#6) |
| B-300H | 247 | 42.40 | Metellus, Joshua (2016) (Flanagan, FL) | BCAA South Qualifier(FL), 2015-03-17(#9) |
| B-300H | 249 | 42.42 | Geffrard, Robert (Palm Beach Lakes, FL) | FL 3A District 14(FL), 2015-04-17(#2) |
| B-300H | 250 | 42.43 | Etkins, Joshua (2015) (Mandarin, FL) | FL 4A District 1(FL), 2015-04-11(#6) |
| B-300H | 251 | 42.44 | Ellis, Christian (2016) (P.K. Yonge, FL) | IMG Invitational(FL), 2015-03-14(#4) |
| B-300H | 251 | 42.44 | Thornton, Kurtis (2016) (Jupiter Christian, FL) | Palm Beach County Championships(FL), 2015-04-01(#5) |
| B-300H | 251 | 42.44 | Henery, Jaleel (Cocoa, FL) | FL 2A District 13(FL), 2015-04-16(#4) |
| B-300H | 254 | 42.45 | Petruzzi, Michael (2016) (Lakewood Ranch, FL) | FL 3A Region 3(FL), 2015-04-23(#13) |
| B-300H | 255 | 42.46 | James, Casey (2015) (Milton, FL) | FL 3A District 1(FL), 2015-04-15(#5) |
| B-300H | 256 | 42.47 | Lopez, Victor (2016) (Coral Reef, FL) | Lake Brantley Invitational(FL), 2015-02-28(#7) |
| B-300H | 256 | 42.47 | Nkuitabong, Alexan (2017) (Dr. Phillips, FL) | FL 4A District 4(FL), 2015-04-16(#5) |
| B-300H | 258 | 42.50 | Coster, Qwantarious (East Gadsden, FL) | Willie Williams Invitational(FL), 2015-04-04(#3) |
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