AIDSPIRIT USA Marathon
| 1 | Shauna Stene | Billings | MT | 4882 | F | 23 | 32:14.4 | 9:37 |
| 2 | Brittany Cooney | Harlowton | MT | 4886 | F | 45 | 32:28.3 | 9:42 |
| 3 | Kay Hiner | Harlowton | MT | 4885 | F | 49 | 35:12.2 | 10:31 |
| 4 | Katie Rein | Harlowton | MT | 4880 | F | 46 | 39:22.7 | 11:45 |
| 5 | Evelyn Porritt | Lavina | MT | 4890 | F | 11 | 51:02.7 | 15:14 |
| 6 | Gwen Begger | Harlowton | MT | 4879 | F | 59 | 56:45.2 | 16:56 |
| 7 | Darlene Bacon | HARLOWTON | MT | 4884 | F | 56 | 56:45.8 | 16:57 |
| 8 | Melanie Galahan | Harlowton | MT | 4878 | F | 33 | 58:43.4 | 17:32 |
| 9 | Linda Heath | Gallatin Gateway | MT | 4889 | F | 67 | 1:00:03.0 | 17:56 |
| 10 | Becki Parisi | Harlowton | MT | 4888 | F | 68 | 1:00:03.1 | 17:56 |
| 1 | Nick Mack | Billings | MT | 4881 | M | 28 | 24:59.4 | 7:28 |
| 2 | Jack Cooney | Harlowton | MT | 4887 | M | 14 | 26:50.1 | 8:01 |
| 3 | William Werner | Billings | MT | 4893 | M | 28 | 27:21.1 | 8:10 |
| 4 | Connor Whalen | Billings | MT | 4883 | M | 27 | 27:47.6 | 8:18 |
| 5 | Kaladen Galahan | Harlowton | MT | 4877 | M | 2 | 58:43.4 | 17:32 |
| 6 | Drew Galahan | Harlowton | MT | 4876 | M | 34 | 58:44.4 | 17:32 |