| Event | Rank | Mark | By | Meet |
| B-300H | 1 | 37.53 | Singleton, Brandon (2015) (Hahnville, LA) (US#49) | LA 5A State Meet(LA), 2015-05-09(#1) |
| B-300H | 2 | 37.54 | Boyd, Christian (2015) (North Desoto, LA) (US#51) | LA 4A State Meet(LA), 2015-05-09(#1) |
| | | National Elites above. State Elites below | | |
| B-300H | 3 | 38.43 | Woodfork, Antonio (2016) (Haughton, LA) | LA 5A State Meet(LA), 2015-05-09(#2) |
| B-300H | 4 | 38.55 | Rochell, Robert (2016) (Fair Park, LA) | LA 4A State Meet(LA), 2015-05-09(#2) |
| B-300H | 5 | 38.59 | Fulton, Kristian (2016) (Archbishop Rummel, LA) | LA 5A State Meet(LA), 2015-05-09(#3) |
| B-300H | 6 | 38.72 | Cummings, Kam (2017) (Catholic Baton Rouge, LA) | LA 5A Region 2 Ponchatoula(LA), 2015-04-30(#1) |
| B-300H | 7 | 38.94 | Coleman, Gerald (2016) (Landry-Walker, LA) | LA 4A State Meet(LA), 2015-05-09(#3) |
| B-300H | 8 | 39.35 | Milton, Charles (2015) (Beau Chene, LA) | LA 4A State Meet(LA), 2015-05-09(#4) |
| B-300H | 9 | 39.46 | Keys, Loftin (2017) (Rayville, LA) | LA 3A State Meet(LA), 2015-05-09(#1) |
| B-300H | 10 | 39.52 | Gray, August (2016) (Westgate, LA) | LA 4A District 5 Westgate(LA), 2015-04-22(#1) |
| B-300H | 11 | 39.55 | O'Conner, Travis (2016) (John Curtis, LA) | LA 3A State Meet(LA), 2015-05-09(#2) |
| B-300H | 12 | 39.65 | Anderson, Tarieek (2015) (Captain Shreve, LA) | LA 5A District 1 Byrd(LA), 2015-04-23(#2) |
| B-300H | 13 | 39.69 | Coleman, Keon (2015) (Benton, LA) | LA 4A Region 1 Benton(LA), 2015-04-29(#3) |
| B-300H | 14 | 39.74 | Kilpatrick, Zach (2016) (Dutchtown, LA) | LA 5A Region 2 Ponchatoula(LA), 2015-04-30(#2) |
| B-300H | 15 | 39.81 | Dickinson, Caden (2018) (Episcopal, LA) | LA 2A State Meet(LA), 2015-05-08(#1) |
| B-300H | 16 | 39.85 | Cherry, Joseph (2015) (St. Paul, LA) | LA 5A Region 2 Ponchatoula(LA), 2015-04-30(#3) |
| B-300H | 17 | 39.91 | Williams, Curtlan (2016) (Southern Lab, LA) | LA 1A State Meet(LA), 2015-05-08(#1) |
| B-300H | 18 | 39.98 | Becerra, Brady (2016) (St. Thomas Aquinas, LA) | LA 2A State Meet(LA), 2015-05-08(#2) |
| B-300H | 19 | 40.05 | Dunn, Darion (2016) (Oakdale, LA) | LA 2A State Meet(LA), 2015-05-08(#3) |
| B-300H | 20 | 40.18 | Wilson, Javieon (2017) (Ouachita Parish, LA) | LA 5A Region 1 Natchitoches(LA), 2015-04-29(#3) |
| B-300H | 21 | 40.23 | Alex, Tenoa (2016) (Redemptorist, LA) | LA 2A State Meet(LA), 2015-05-08(#4) |
| B-300H | 22 | 40.28 | Ayala, Thomas (2015) (Deridder, LA) | Westlake Walker Relays(LA), 2015-04-01(#1) |
| B-300H | 22 | 40.28 | Reed, Ryan (2015) (West Feliciana, LA) | Nike Henderson Invitational(PA), 2015-05-01(#6) |
| B-300H | 24 | 40.41 | Jackson, Robert (2015) (Captain Shreve, LA) | LA 5A District 1 Byrd(LA), 2015-04-23(#3) |
| B-300H | 25 | 40.43 | Vance, Kordell (East St. John, LA) | Lutcher Relays(LA), 2015-03-25(#1) |
| B-300H | 26 | 40.48 | Soraporu, Dionte (2016) (St. Paul, LA) | LA 5A District 6 Ponchatoula(LA), 2015-04-21(#1) |
| B-300H | 27 | 40.57 | Joseph, Corinthian (2016) (Breaux Bridge, LA) | LA 4A Region 2 Lafayette(LA), 2015-04-29(#2) |
| B-300H | 28 | 40.61 | Dunbar, Armon (2015) (Westlake, LA) | Westlake Walker Relays(LA), 2015-04-01(#2) |
| B-300H | 29 | 40.62 | Wall, Jeremy (2016) (Baton Rouge, LA) | Baton Rouge Invite(LA), 2015-03-14(#1) |
| B-300H | 30 | 40.69 | Russell, Markeese (2016) (Belle Chasse, LA) | LA 4A State Meet(LA), 2015-05-09(#5) |
| B-300H | 31 | 40.71 | Williams, T. (Monticello, LA) | Houston County Championship(GA), 2015-01-01(#1) |
| B-300H | 32 | 40.83 | Boudoin, Marcus (2017) (West St. John, LA) | LA 1A State Meet(LA), 2015-05-08(#2) |
| B-300H | 33 | 40.87 | Davis, Bradley (2015) (Abbeville, LA) | LA 3A Region 2 Abbeville(LA), 2015-04-29(#1) |
| B-300H | 34 | 40.89 | Alexander, Dalen (2016) (Neville, LA) | LA 4A Region 1 Benton(LA), 2015-04-29(#5) |
| B-300H | 35 | 40.92 | Thomas, Demontrei (2015) (Sumner, LA) | LA 3A State Meet(LA), 2015-05-09(#3) |
| B-300H | 36 | 40.94 | Smith, Dakahre (2015) (Capitol, LA) | LA 2A State Meet(LA), 2015-05-08(#5) |
| B-300H | 36 | 40.94 | Hicks, Killian (2016) (Ouachita Christian, LA) | LA 1A State Meet(LA), 2015-05-08(#3) |
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| | | See more performances for B-300H | | |
