| Event | Rank | Mark | By | Meet |
| B-5k_XC | 1 | 15:30.57 | Horsburgh, Noah (2016) (Mountain View, ID) | Nike Portland XC(OR), 2015-09-26(#9) |
| B-5k_XC | 2 | 15:33.96 | Slagowski, Michael (2016) (Rocky Mountain, ID) | Nike Portland XC(OR), 2015-09-26(#12) |
| B-5k_XC | 3 | 15:36.47 | Brill, Jackson (2016) (Boise, ID) | Sundodger Invitational(WA), 2015-09-19(#8) |
| B-5k_XC | 4 | 15:44.61 | Kirk, Graf (2017) (Boise, ID) | Sundodger Invitational(WA), 2015-09-19(#10) |
| B-5k_XC | 5 | 15:48.31 | Phillips, Taylor (2017) (Rocky Mountain, ID) | Nike Portland XC(OR), 2015-09-26(#21) |
| B-5k_XC | 6 | 15:48.90 | Stewart, Austin (2016) (Shelley, ID) | Bob Firman Invitational(ID), 2015-09-26(#12) |
| B-5k_XC | 7 | 15:50.60 | Davis, Jacob (2016) (Capital, ID) | ID 5A District 3(ID), 2015-10-23(#3) |
| B-5k_XC | 8 | 15:53.08 | Calhoun, Garrett (2016) (Timberline, ID) | ID 5A District 3(ID), 2015-10-23(#6) |
| B-5k_XC | 9 | 15:53.18 | Paul, Charles (2017) (Mountain View, ID) | ID 5A District 3(ID), 2015-10-23(#7) |
| B-5k_XC | 10 | 15:55.10 | Wilkes, Porter (2016) (Vallivue, ID) | George Fox XC Classic(OR), 2015-10-10(#10) |
| B-5k_XC | 11 | 15:59.48 | Thieme, Evan (2017) (Rocky Mountain, ID) | Nike Portland XC(OR), 2015-09-26(#29) |
| | | National Elites above. State Elites below | | |
| B-5k_XC | 12 | 16:01.68 | Jones, Adrian (2016) (Mountain View, ID) | Mountain Home Invitational(ID), 2015-09-17(#2) |
| B-5k_XC | 13 | 16:02.10 | Petty, Joe (2016) (Mountain View, ID) | Nike Portland XC(OR), 2015-09-26(#34) |
| B-5k_XC | 14 | 16:02.34 | Matan, Siyad (2018) (Borah, ID) | ID 5A District 3(ID), 2015-10-23(#8) |
| B-5k_XC | 15 | 16:02.90 | Byrer, Austin (2017) (Lewiston, ID) | Pasco Bulldog Invitational(WA), 2015-10-03(#2) |
| B-5k_XC | 16 | 16:03.53 | Mullener, Joe (2016) (Capital, ID) | ID 5A District 3(ID), 2015-10-23(#10) |
| B-5k_XC | 17 | 16:05.42 | Russell, Nicholas (2019) (Bishop Kelly, ID) | Boise City Championships(ID), 2015-10-15(#3) |
| B-5k_XC | 18 | 16:05.70 | Armstrong, Caleb (2019) (Pocatello, ID) | ID 4A State Meet(ID), 2015-10-31(#1) |
| B-5k_XC | 19 | 16:09.03 | Marshall, Nate (2016) (Boise, ID) | Sundodger Invitational(WA), 2015-09-19(#23) |
| B-5k_XC | 20 | 16:13.60 | Corgatelli, Josh (2017) (Moscow, ID) | ID 4A State Meet(ID), 2015-10-31(#2) |
| B-5k_XC | 21 | 16:14.60 | Crandall, Mark (2016) (Shelley, ID) | Bob Firman Invitational(ID), 2015-09-26(#1) |
| B-5k_XC | 22 | 16:14.89 | Oswald, Conner (2016) (Mountain View, ID) | Mountain Home Invitational(ID), 2015-09-17(#3) |
| B-5k_XC | 23 | 16:16.43 | Walker, Brandon (2018) (Mountain View, ID) | Nike Portland XC(OR), 2015-09-26(#58) |
| B-5k_XC | 24 | 16:17.30 | Haroldsen, Coen (2017) (Bonneville, ID) | Bob Firman Invitational(ID), 2015-09-26(#36) |
| B-5k_XC | 25 | 16:18.00 | Shumway, Kaden (2016) (Preston, ID) | Bear River Top of Utah Invitational(UT), 2015-10-01(#1) |
| B-5k_XC | 26 | 16:18.30 | Kunz, Isaac (2016) (Idaho Falls, ID) | NXN Northwest Regional(ID), 2015-11-14(#1) |
| B-5k_XC | 27 | 16:19.85 | Harren, Sean (2017) (Borah, ID) | Boise City Championships(ID), 2015-10-15(#5) |
| B-5k_XC | 28 | 16:23.24 | Thieme, Jackson (2016) (Rocky Mountain, ID) | ID 5A District 3(ID), 2015-10-23(#16) |
| B-5k_XC | 29 | 16:25.13 | Fritz, Josh (Boise, ID) | Sundodger Invitational(WA), 2015-09-19(#38) |
| B-5k_XC | 30 | 16:25.51 | Groner, Vincent (2017) (Vallivue, ID) | Gary Ward Invitational(ID), 2015-10-01(#5) |
| B-5k_XC | 31 | 16:25.53 | Stone, Chris (2016) (Caldwell, ID) | Mountain Home Invitational(ID), 2015-09-17(#6) |
| B-5k_XC | 32 | 16:25.95 | Maqtal, Abdi (2017) (Borah, ID) | ID 5A District 3(ID), 2015-10-23(#17) |
| B-5k_XC | 33 | 16:26.04 | Cervantes, Marcos (2016) (Bishop Kelly, ID) | Boise City Championships(ID), 2015-10-15(#7) |
| B-5k_XC | 34 | 16:26.30 | Skelton, Jacob (2016) (Mountain View, ID) | Mountain Home Invitational(ID), 2015-09-17(#7) |
| B-5k_XC | 35 | 16:28.08 | Horsburgh, Caleb (2016) (Mountain View, ID) | Nike Portland XC(OR), 2015-09-26(#13) |
| B-5k_XC | 36 | 16:28.67 | Mullen-Huber, Nolan (2017) (Coeur D'Alene, ID) | Sandpoint William Johnson Inv(ID), 2015-10-10(#2) |
| B-5k_XC | 37 | 16:29.49 | Farnsworth, Tyler (2016) (Timberline, ID) | ID 5A District 3(ID), 2015-10-23(#18) |
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| | | See more performances for B-5k_XC | | |
