| Event | Rank | Mark | By | Meet |
| B-5k_XC | 1 | 15:45.30 | Collins, Riley (2017) (Bozeman, MT) | NXN Championships(OR), 2015-12-05(#43) |
| B-5k_XC | 2 | 15:49.30 | Reed, Aidan (2016) (Helena, MT) | NXN Northwest Regional(ID), 2015-11-14(#9) |
| | | National Elites above. State Elites below | | |
| B-5k_XC | 3 | 16:02.50 | Equall, Chase (2017) (Bozeman, MT) | NXN Northwest Regional(ID), 2015-11-14(#15) |
| B-5k_XC | 4 | 16:12.90 | Allen, Caleb (2016) (Bozeman, MT) | NXN Championships(OR), 2015-12-05(#91) |
| B-5k_XC | 5 | 16:15.80 | Rickbeil, Peder (2017) (Billings, MT) | NXN Northwest Regional(ID), 2015-11-14(#25) |
| B-5k_XC | 6 | 16:16.80 | Hamilton, Duncan (2018) (Bozeman, MT) | NXN Championships(OR), 2015-12-05(#101) |
| B-5k_XC | 7 | 16:16.90 | Perrin, Jake (2016) (Flathead, MT) | Foot Locker West(CA), 2015-12-05(#24) |
| B-5k_XC | 8 | 16:24.90 | Clark, Orin (2017) (Bozeman, MT) | NXN Championships(OR), 2015-12-05(#114) |
| B-5k_XC | 9 | 16:25.25 | Jones, Ashton (2016) (Dawson County, MT) | Glendive Invitational(MT), 2015-08-28(#1) |
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| | | See more performances for B-5k_XC | | |
