| Event | Rank | Mark | By | Meet |
| B-DMR | 1 | 10:05.83 | Boys Relay (North Central, WA) (US#3) | Mooberry Relays(WA), 2015-04-25(#1) |
| B-DMR | 2 | 10:22.96 | Boys Relay (Eastlake, WA) (US#37) | Oregon Relays(OR), 2015-04-18(#2) |
| B-DMR | 3 | 10:30.69 | Boys Relay (Richland, WA) (US#77) | Oregon Relays(OR), 2015-04-18(#5) |
| B-DMR | 4 | 10:30.99 | Boys Relay (Camas, WA) (US#79) | Oregon Relays(OR), 2015-04-18(#6) |
| B-DMR | 5 | 10:31.82 | Boys Relay (East Valley, WA) (US#85) | Mooberry Relays(WA), 2015-04-25(#2) |
| B-DMR | 6 | 10:32.93 | Boys Relay (Lincoln, WA) (US#95) | Oregon Relays(OR), 2015-04-18(#8) |
| | | National Elites above. State Elites below | | |
| B-DMR | 7 | 10:42.67 | Boys Relay (Mead, WA) | Mooberry Relays(WA), 2015-04-25(#3) |
| B-DMR | 8 | 10:43.13 | Boys Relay (Inglemoor, WA) | Arcadia Invitational(CA), 2015-04-11(#7) |
| B-DMR | 9 | 10:47.29 | Boys Relay (Central Valley, WA) | Oregon Relays(OR), 2015-04-18(#10) |
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| | | See more performances for B-DMR | | |
