| Event | Rank | Mark | By | Meet |
| B-SMR | 1 | 3:25.27 | Boys Relay (Dowling Catholic, IA) (US#3) | IA 4A State Meet(IA), 2015-05-23(#1) |
| B-SMR | 2 | 3:27.08 | Boys Relay (Prairie, IA) (US#8) | Drake Relays(IA), 2015-04-25(#2) |
| B-SMR | 3 | 3:27.38 | Boys Relay (Ames, IA) (US#9) | IA 4A State Meet(IA), 2015-05-23(#2) |
| B-SMR | 4 | 3:27.40 | Boys Relay (Cedar Falls, IA) (US#10) | IA 4A State Meet(IA), 2015-05-23(#3) |
| B-SMR | 5 | 3:29.44 | Boys Relay (Algona, IA) (US#21) | IA 3A State Meet(IA), 2015-05-23(#1) |
| B-SMR | 6 | 3:30.04 | Boys Relay (Kingsley-Pierson, IA) (US#27) | IA 2A State Meet(IA), 2015-05-23(#1) |
| B-SMR | 6 | 3:30.04 | Boys Relay (Linn-Mar, IA) (US#27) | IA 4A State Meet(IA), 2015-05-23(#4) |
| B-SMR | 8 | 3:30.69 | Boys Relay (Johnston, IA) (US#35) | Drake Relays(IA), 2015-04-25(#3) |
| B-SMR | 9 | 3:31.17 | Boys Relay (Waukee, IA) (US#39) | IA 4A State Meet(IA), 2015-05-23(#5) |
| B-SMR | 10 | 3:31.44 | Boys Relay (Dike-New Hartford, IA) (US#41) | IA 2A State Meet(IA), 2015-05-23(#2) |
| B-SMR | 11 | 3:32.42 | Boys Relay (Mt Vernon, IA) (US#51) | IA 2A State Meet(IA), 2015-05-23(#3) |
| B-SMR | 12 | 3:32.60 | Boys Relay (Pleasant Valley, IA) (US#53) | IA 4A State Meet(IA), 2015-05-23(#7) |
| B-SMR | 13 | 3:32.65 | Boys Relay (Hempstead, IA) (US#54) | IA 4A State Meet(IA), 2015-05-23(#8) |
| B-SMR | 14 | 3:33.21 | Boys Relay (Thomas Jefferson, IA) (US#62) | IA 4A State Meet(IA), 2015-05-23(#9) |
| B-SMR | 15 | 3:33.36 | Boys Relay (Iowa City West, IA) (US#66) | IA 4A State Meet(IA), 2015-05-23(#10) |
| B-SMR | 16 | 3:33.67 | Boys Relay (Center Point-Urbana, IA) (US#71) | Drake Relays(IA), 2015-04-25(#9) |
| B-SMR | 17 | 3:34.00 | Boys Relay (Tipton, IA) (US#74) | IA 2A State Meet(IA), 2015-05-23(#4) |
| B-SMR | 18 | 3:34.25 | Boys Relay (Dubuque, IA) (US#79) | IA 4A State Meet(IA), 2015-05-23(#11) |
| B-SMR | 19 | 3:34.52 | Boys Relay (Alta, IA) (US#84) | IA 1A State Meet(IA), 2015-05-23(#1) |
| B-SMR | 20 | 3:34.59 | Boys Relay (Wahlert, IA) (US#86) | IA 3A State Meet(IA), 2015-05-23(#3) |
| B-SMR | 21 | 3:34.86 | Boys Relay (Bishop Heelan Catholic, IA) (US#92) | IA 3A State Meet(IA), 2015-05-23(#4) |
| B-SMR | 22 | 3:34.92 | Boys Relay (Lincoln, IA) (US#94) | Drake Relays(IA), 2015-04-25(#10) |
| | | National Elites above. State Elites below | | |
| B-SMR | 23 | 3:35.79 | Boys Relay (Applntn-Parksbg, IA) | IA 2A State Meet(IA), 2015-05-23(#5) |
| B-SMR | 24 | 3:35.84 | Boys Relay (Urbandale, IA) | IA 4A State Meet(IA), 2015-05-23(#12) |
| B-SMR | 25 | 3:35.87 | Boys Relay (West Des Moines Valley, IA) | Drake Relays(IA), 2015-04-25(#13) |
| B-SMR | 26 | 3:35.98 | Boys Relay (Estherville Lincoln Central, IA) | IA 2A State Meet(IA), 2015-05-23(#6) |
| B-SMR | 27 | 3:36.04 | Boys Relay (Pella, IA) | IA 3A State Meet(IA), 2015-05-23(#5) |
| B-SMR | 28 | 3:36.30 | Boys Relay (Monticello, IA) | Drake Relays(IA), 2015-04-25(#16) |
| B-SMR | 29 | 3:36.34 | Boys Relay (Mount Ayr, IA) | IA 1A State Meet(IA), 2015-05-23(#2) |
| B-SMR | 30 | 3:36.35 | Boys Relay (Indianola, IA) | IA 4A State Meet(IA), 2015-05-23(#13) |
| B-SMR | 31 | 3:36.62 | Boys Relay (Mediapolis, IA) | IA 2A State Meet(IA), 2015-05-23(#8) |
| B-SMR | 32 | 3:36.82 | Boys Relay (Muscatine, IA) | IA 4A State Meet(IA), 2015-05-23(#14) |
| B-SMR | 33 | 3:37.79 | Boys Relay (Saydel, IA) | Drake Relays(IA), 2015-04-25(#20) |
| B-SMR | 34 | 3:37.95 | Boys Relay (John F Kennedy, IA) | IA 4A State Meet(IA), 2015-05-23(#16) |
| B-SMR | 35 | 3:38.12 | Boys Relay (Bettendorf, IA) | IA 4A State Meet(IA), 2015-05-23(#17) |
| B-SMR | 36 | 3:38.22 | Boys Relay (Hoover, IA) | IA 4A State Meet(IA), 2015-05-23(#18) |
| B-SMR | 37 | 3:38.30 | Boys Relay (Fort Dodge, IA) | Drake Relays(IA), 2015-04-25(#22) |
| B-SMR | 38 | 3:38.35 | Boys Relay (Northeast Goose Lake, IA) | IA 2A State Meet(IA), 2015-05-23(#10) |
| B-SMR | 39 | 3:38.59 | Boys Relay (Anamosa, IA) | IA 2A State Meet(IA), 2015-05-23(#11) |
| B-SMR | 40 | 3:38.86 | Boys Relay (North Cedar, IA) | IA 2A State Meet(IA), 2015-05-23(#12) |
| B-SMR | 41 | 3:39.07 | Boys Relay (Perry, IA) | IA 3A State Meet(IA), 2015-05-23(#6) |
| B-SMR | 42 | 3:39.35 | Boys Relay (Turkey Valley, IA) | IA 1A State Meet(IA), 2015-05-23(#3) |
| B-SMR | 43 | 3:39.42 | Boys Relay (Humboldt, IA) | IA 3A State Meet(IA), 2015-05-23(#7) |
| B-SMR | 44 | 3:39.98 | Boys Relay (Lawton, IA) | IA 1A State Meet(IA), 2015-05-23(#4) |
| B-SMR | 45 | 3:39.99 | Boys Relay (Ballard Community, IA) | IA 3A State Meet(IA), 2015-05-23(#8) |
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