| Event | Rank | Mark | By | Meet |
| B-4x400 | 1 | 3:18.02 | Boys Relay (Cedar Falls, IA) | IA 4A State Meet(IA), 2015-05-23(#1) |
| B-4x400 | 2 | 3:18.80 | Boys Relay (Waukee, IA) | IA 4A State Meet(IA), 2015-05-23(#2) |
| | | National Elites above. State Elites below | | |
| B-4x400 | 3 | 3:20.26 | Boys Relay (Dowling Catholic, IA) | IA 4A State Meet(IA), 2015-05-23(#1) |
| B-4x400 | 4 | 3:20.74 | Boys Relay (Albia, IA) | IA 2A State Meet(IA), 2015-05-23(#1) |
| B-4x400 | 5 | 3:20.89 | Boys Relay (Urbandale, IA) | IA 4A State Meet(IA), 2015-05-23(#4) |
| B-4x400 | 6 | 3:21.19 | Boys Relay (Center Point-Urbana, IA) | IA 3A State Meet(IA), 2015-05-23(#1) |
| B-4x400 | 7 | 3:21.81 | Boys Relay (Ames, IA) | IA 4A State Meet(IA), 2015-05-23(#4) |
| B-4x400 | 8 | 3:22.33 | Boys Relay (John F Kennedy, IA) | IA 4A State Meet(IA), 2015-05-23(#5) |
| B-4x400 | 9 | 3:22.62 | Boys Relay (Spirit Lake, IA) | IA 3A State Meet(IA), 2015-05-23(#2) |
| B-4x400 | 10 | 3:22.74 | Boys Relay (Hempstead, IA) | IA 4A State Meet(IA), 2015-05-23(#6) |
| B-4x400 | 11 | 3:23.14 | Boys Relay (Glenwood, IA) | IA 3A State Meet(IA), 2015-05-23(#3) |
| B-4x400 | 12 | 3:23.26 | Boys Relay (Roosevelt, IA) | IA 4A State Meet(IA), 2015-05-23(#7) |
| B-4x400 | 13 | 3:23.57 | Boys Relay (Gilbert, IA) | IA 3A State Meet(IA), 2015-05-23(#4) |
| B-4x400 | 14 | 3:23.75 | Boys Relay (Monticello, IA) | IA 2A State Meet(IA), 2015-05-23(#2) |
| B-4x400 | 15 | 3:23.80 | Boys Relay (Lewis Central, IA) | IA 4A State Meet(IA), 2015-05-23(#9) |
| B-4x400 | 16 | 3:23.82 | Boys Relay (Camanche, IA) | IA 2A State Meet(IA), 2015-05-23(#2) |
| B-4x400 | 17 | 3:24.00 | Boys Relay (Western Dubuque, IA) | IA 4A State Meet(IA), 2015-05-23(#10) |
| B-4x400 | 18 | 3:24.15 | Boys Relay (Algona, IA) | IA 3A State Meet(IA), 2015-05-23(#3) |
| B-4x400 | 19 | 3:24.21 | Boys Relay (Dike-New Hartford, IA) | IA 2A State Meet(IA), 2015-05-23(#3) |
| B-4x400 | 20 | 3:24.37 | Boys Relay (Ankeny Centennial, IA) | IA 4A State Meet(IA), 2015-05-23(#11) |
| B-4x400 | 21 | 3:24.45 | Boys Relay (Washington, IA) | IA 4A State Meet(IA), 2015-05-23(#12) |
| B-4x400 | 22 | 3:24.74 | Boys Relay (Lincoln, IA) | IA 4A State Meet(IA), 2015-05-23(#13) |
| B-4x400 | 23 | 3:24.93 | Boys Relay (Harlan Community, IA) | IA 3A State Meet(IA), 2015-05-23(#5) |
| B-4x400 | 24 | 3:24.97 | Boys Relay (Pleasant Valley, IA) | Bettendorf Boys ABC Invitational(IA), 2015-05-01(#1) |
| B-4x400 | 25 | 3:28.92 | Boys Relay (Muscatine, IA) | Davenport Assumption Invitational(IL), 2015-04-11(#1) |
| B-4x400 | 26 | 3:32.18 | Boys Relay (Iowa City, IA) | Davenport Assumption Invitational(IL), 2015-04-11(#2) |
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| | | See more performances for B-4x400 | | |
