| Event | Rank | Mark | By | Meet |
| | | National Elites above. State Elites below | | |
| B-400 | 1 | 48.31 | Stoner, Dillon (2017) (Jenks, OK) | OK 6A State Meet(OK), 2015-05-16(#1) |
| B-400 | 2 | 48.70 | Lytle, Malique (2015) (Shawnee, OK) | Suburban Conference OK(OK), 2015-05-01(#1) |
| B-400 | 3 | 48.94 | Hughes, Winn (2015) (Guthrie, OK) | Suburban Conference OK(OK), 2015-05-01(#2) |
| B-400 | 4 | 48.95 | Brock, Brayden (2015) (Kansas, OK) | OK 3A State Meet(OK), 2015-05-12(#1) |
| B-400 | 5 | 48.98 | Fields, Ben (2016) (Tulsa Union, OK) | OK 6A State Meet(OK), 2015-05-16(#2) |
| B-400 | 6 | 48.99 | West, Lorenzo (2015) (Macarthur, OK) | OK 5A State Meet(OK), 2015-05-16(#2) |
| B-400 | 7 | 49.03 | Yandell, Kurt (2015) (Choctaw, OK) | Putnam City Invitational(OK), 2015-04-09(#1) |
| B-400 | 8 | 49.12 | Davis, Sean (2015) (Glenpool, OK) | OK 5A State Meet(OK), 2015-05-16(#3) |
| B-400 | 9 | 49.34 | Washington, Mekko (2016) (Warner, OK) | OK 2A State Meet(OK), 2015-05-12(#1) |
| B-400 | 10 | 49.42 | West, Parker (2015) (Glenpool, OK) | OK 5A State Meet(OK), 2015-05-16(#4) |
| B-400 | 11 | 49.43 | Appiah, Brock (2017) (Edmond North, OK) | OK 6A State Meet(OK), 2015-05-16(#4) |
| B-400 | 12 | 49.44 | Parker, David (2015) (Mustang, OK) | OK 6A Region Putnam City(OK), 2015-05-11(#1) |
| B-400 | 13 | 49.45 | Rhone, Brandon (2017) (Edmond Santa Fe, OK) | OK 6A Region Norman(OK), 2015-05-11(#1) |
| B-400 | 14 | 49.52 | Swann, Austin (2015) (Chisholm, OK) | OK 3A State Meet(OK), 2015-05-12(#2) |
| B-400 | 15 | 49.58 | Redd, Donavan (2017) (Putnam City, OK) | Big 10 Conference(OK), 2015-04-30(#2) |
| B-400 | 16 | 49.71 | Cooper, Keviyon (Unattached, OK) | USATF JO Region 9 Qualifier(OK), 2015-07-12(#1) |
| B-400 | 17 | 49.77 | Knauls, Sirvante (2017) (Roland, OK) | OK 4A State Meet(OK), 2015-05-12(#1) |
| B-400 | 17 | 49.77 | Richards, Diego (2018) (Carl Albert, OK) | OK 5A State Meet(OK), 2015-05-16(#1) |
| B-400 | 19 | 49.78 | Allums, Jebario (2016) (Tulsa Memorial, OK) | Tulsa All City Meet(OK), 2015-04-01(#1) |
| B-400 | 20 | 49.79 | Vinson, Brian (2015) (Midwest City, OK) | Midwest City Invitational(OK), 2015-04-23(#1) |
| B-400 | 21 | 49.80 | Sanders, Jj (2017) (Madill, OK) | OK 4A State Meet(OK), 2015-05-12(#1) |
| B-400 | 21 | 49.80 | Secrest, Kaden (2015) (Stillwater, OK) | OK 6A State Meet(OK), 2015-05-16(#5) |
| B-400 | 23 | 58.99 | Dickson, Keely (2015) (Vinita, OK) | Vinita Relays(OK), 2015-04-21(#2) |
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| | | See more performances for B-400 | | |
