| Event | Rank | Mark | By | Meet |
| B-300H | 1 | 37.53 | Chohan, Paramveer (2016) (Buchanan, CA) (US#49) | CA State Finals(CA), 2015-06-06(#4) |
| | | National Elites above. State Elites below | | |
| B-300H | 2 | 39.48 | Lawson, Kyle (2015) (Clovis, CA) | Buchanan Auto Time Meet(CA), 2015-03-20(#2) |
| B-300H | 3 | 39.52 | Watson, Jaeden (2016) (Stockdale, CA) | CA State Prelims(CA), 2015-06-05(#18) |
| B-300H | 4 | 39.83 | Perez, Pablo (2018) (Clovis East, CA) | CIF-CE Masters(CA), 2015-05-23(#2) |
| B-300H | 5 | 39.91 | Foraker, Caleb (2015) (Bullard, CA) | CIF-CE North Area Championships(CA), 2015-05-13(#2) |
| B-300H | 6 | 39.98 | Lepke, Isaac (2016) (Dinuba, CA) | Arcadia Invitational(CA), 2015-04-11(#1) |
| B-300H | 7 | 40.06 | Hibbert, Ben (2016) (Frontier, CA) | Southwest Yosemite League Finals(CA), 2015-05-06(#1) |
| B-300H | 8 | 40.07 | Turner, Ethan (2017) (Foothill, CA) | CIF-CE South Area Championships(CA), 2015-05-13(#2) |
| B-300H | 9 | 40.10 | Galland, Alex (2015) (Liberty, CA) | Southwest Yosemite League Finals(CA), 2015-05-06(#2) |
| B-300H | 10 | 40.43 | Cheek, Aaron (2015) (Central, CA) | CIF-CE North Area Championships(CA), 2015-05-13(#3) |
| B-300H | 11 | 40.64 | Mccloren, Deonta (2016) (California City, CA) | CIF-CE Sierra-Sequoia Area Championships(CA), 2015-05-13(#2) |
| B-300H | 12 | 40.73 | Murillo, Vicente (2015) (El Diamante, CA) | West Yosemite League(CA), 2015-05-08(#1) |
| B-300H | 13 | 40.76 | Perez, Pedro (2016) (Granite Hills, CA) | CIF-CE Sierra-Sequoia Area Championships(CA), 2015-05-13(#3) |
| B-300H | 14 | 41.04 | Hill, Brandon (2016) (Buchanan, CA) | Reedley Invitational(CA), 2015-05-01(#3) |
| B-300H | 15 | 41.07 | Turpin, Triston (2016) (Clovis East, CA) | CIF-CE Masters(CA), 2015-05-23(#10) |
| B-300H | 15 | 41.07 | Trumbo, Chris (2015) (Clovis West, CA) | Reedley Invitational(CA), 2015-05-01(#4) |
| B-300H | 17 | 41.12 | Watson, Jaeden G. (2016) (Stockdale, CA) | South Pasadena Tiger Invitational(CA), 2015-04-10(#1) |
| B-300H | 17 | 41.12 | Howard, Mekal (2015) (Redwood -CE, CA) | Don Kavadas Tulare County Invitational(CA), 2015-04-24(#1) |
| B-300H | 19 | 41.16 | Hightower, Champane (2017) (Madera, CA) | CIF-CE Masters(CA), 2015-05-23(#11) |
| B-300H | 20 | 41.23 | Ortega, Allen (2015) (Selma, CA) | Mike Young Invitational(CA), 2015-04-17(#1) |
| B-300H | 21 | 41.30 | Hibbert, Alex (2016) (Frontier, CA) | East Bakersfield Relays(CA), 2015-03-06(#1) |
| B-300H | 22 | 41.32 | Cooper, Domonic (2017) (Bakersfield, CA) | Southwest Yosemite League Finals(CA), 2015-05-06(#3) |
| B-300H | 23 | 41.56 | Woods, Jake (2018) (Clovis, CA) | Tri-River Athletic Conference Finals(CA), 2015-05-07(#1) |
| B-300H | 24 | 41.80 | Herod, Evan (2015) (Dinuba, CA) | Yosemite Mountain Invitational(CA), 2015-04-10(#3) |
| B-300H | 25 | 41.86 | Hou, Jacky (2015) (Golden West, CA) | CIF-CE Masters(CA), 2015-05-23(#15) |
| B-300H | 26 | 41.90 | Guzman, Daniel (2016) (Dinuba, CA) | Central Sequoia League Finals(CA), 2015-05-06(#2) |
| B-300H | 27 | 42.00 | Foster, Nate (2016) (Clovis West, CA) | St. Francis Invitational(CA), 2015-03-21(#9) |
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| | | See more performances for B-300H | | |
