| Event | Rank | Mark | By | Meet |
| B-DMR | 1 | 10:31.31 | Boys Relay (Conant, IL) (US#81) | Palatine Relays(IL), 2015-05-02(#1) |
| B-DMR | 2 | 10:34.27 | Boys Relay (Lyons Township, IL) | NB Outdoor Nationals - Emerging Elites(NC), 2015-06-21(#7) |
| | | National Elites above. State Elites below | | |
| B-DMR | 3 | 10:39.42 | Boys Relay (Barrington, IL) | Palatine Relays(IL), 2015-05-02(#2) |
| B-DMR | 4 | 10:39.50 | Boys Relay (Highland Park, IL) | Glenbrook North Spartan Relays(IL), 2015-05-01(#1) |
| B-DMR | 5 | 10:40.30 | Boys Relay (Lane Technical, IL) | Hinsdale Relays(IL), 2015-04-11(#2) |
| B-DMR | 6 | 10:42.30 | Boys Relay (Maine South, IL) | Lyons Township Boys Relays(IL), 2015-04-24(#1) |
| B-DMR | 7 | 10:43.29 | Boys Relay (St. Ignatius, IL) | Palatine Relays(IL), 2015-05-02(#3) |
| B-DMR | 8 | 10:47.20 | Boys Relay (New Trier Township, IL) | Glenbrook North Spartan Relays(IL), 2015-05-01(#2) |
| B-DMR | 9 | 10:49.70 | Boys Relay (Adlai E Stevenson, IL) | Glenbrook North Spartan Relays(IL), 2015-05-01(#3) |
| B-DMR | 10 | 10:52.10 | Boys Relay (Plainfield South, IL) | Lyons Township Boys Relays(IL), 2015-04-24(#3) |
| B-DMR | 11 | 10:55.71 | Boys Relay (Palatine, IL) | Palatine Relays(IL), 2015-05-02(#5) |
| B-DMR | 12 | 10:56.60 | Boys Relay (Marmion Academy, IL) | Brother Rice Relays(IL), 2015-04-24(#1) |
| B-DMR | 13 | 10:57.40 | Boys Relay (Oak Park-River Forest, IL) | Hinsdale Relays(IL), 2015-04-11(#3) |
| B-DMR | 14 | 10:57.49 | Boys Relay (Prospect, IL) | Prospect Boys Relays(IL), 2015-04-11(#1) |
| B-DMR | 15 | 10:57.50 | Boys Relay (Hinsdale South, IL) | Hinsdale Relays(IL), 2015-04-11(#4) |
| B-DMR | 16 | 10:57.82 | Boys Relay (Edwardsville, IL) | Southwestern Illinois Relays(IL), 2015-03-28(#1) |
| B-DMR | 17 | 10:58.29 | Boys Relay (Danville, IL) | Eastern Relays(KY), 2015-04-25(#4) |
| B-DMR | 18 | 10:59.10 | Boys Relay (J Sterling Morton, IL) | Hinsdale Relays(IL), 2015-04-11(#5) |
| B-DMR | 19 | 10:59.14 | Boys Relay (Springfield, IL) | Springfield Boys Open(IL), 2015-04-04(#1) |
| B-DMR | 20 | 10:59.88 | Boys Relay (Libertyville, IL) | Al Janulis Relays(IL), 2015-04-18(#2) |
| B-DMR | 21 | 11:00.24 | Boys Relay (Vernon Hills, IL) | Al Janulis Relays(IL), 2015-04-18(#3) |
| B-DMR | 22 | 11:01.67 | Boys Relay (Niles North, IL) | Prospect Boys Relays(IL), 2015-04-11(#2) |
| B-DMR | 23 | 11:02.90 | Boys Relay (Hinsdale Central, IL) | Hinsdale Relays(IL), 2015-04-11(#6) |
| B-DMR | 24 | 11:03.00 | Boys Relay (Mundelein Cons, IL) | Conant Boys Relays(IL), 2015-04-11(#1) |
| B-DMR | 25 | 11:05.43 | Boys Relay (O'Fallon, IL) | Southwestern Illinois Relays(IL), 2015-03-28(#2) |
| B-DMR | 26 | 11:06.00 | Boys Relay (Lindblom College Preparatory, IL) | Brother Rice Relays(IL), 2015-04-24(#2) |
| B-DMR | 27 | 11:07.10 | Boys Relay (Downers Grove South, IL) | Hinsdale Relays(IL), 2015-04-11(#7) |
| B-DMR | 28 | 11:07.70 | Boys Relay (Grayslake Central, IL) | Conant Boys Relays(IL), 2015-04-11(#2) |
| B-DMR | 29 | 11:14.71 | Boys Relay (Fremd, IL) | Palatine Relays(IL), 2015-05-02(#6) |
| B-DMR | 30 | 11:15.42 | Boys Relay (Geneva, IL) | Eastern Relays(KY), 2015-04-25(#7) |
| B-DMR | 31 | 11:16.10 | Boys Relay (Zion-Benton Twnshp, IL) | Lyons Township Boys Relays(IL), 2015-04-24(#6) |
| B-DMR | 32 | 11:16.90 | Boys Relay (Lake Zurich, IL) | Glenbrook North Spartan Relays(IL), 2015-05-01(#4) |
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| | | See more performances for B-DMR | | |
