| 1 | Natalie Rehklau | 17 | 410 | Billings | Frontiers Racing | 14 | 39:41.4 | 2:47.7 | 2:48.1 | 2:47.4 | 2:49.5 | 2:51.5 | 2:53.6 | 2:52.8 | 2:49.9 | 2:52.1 | 2:49.0 | 2:50.7 | 2:55.6 | 2:51.0 | 2:41.8 |
| 2 | Charlotte Westover | 14 | 512 | Mercer Island | Jerry Baker Juniors | 14 | 39:42.5 | 2:47.8 | 2:47.9 | 2:47.8 | 2:49.2 | 2:52.3 | 2:54.2 | 2:52.6 | 2:50.1 | 2:51.9 | 2:49.3 | 2:50.3 | 2:56.0 | 2:49.5 | 2:42.9 |
| 3 | Trina Staloch | 41 | 408 | Kennewick | Chinook Racing Development | 14 | 39:42.9 | 2:47.4 | 2:48.4 | 2:47.5 | 2:49.1 | 2:52.3 | 2:54.1 | 2:51.6 | 2:50.4 | 2:52.0 | 2:49.0 | 2:51.1 | 2:56.5 | 2:49.3 | 2:43.6 |
| 4 | Allison Wickler | 32 | 535 | Pasco | Chinook Racing Development | 13 | 40:36.6 | 2:52.5 | 3:05.1 | 3:11.5 | 3:11.8 | 3:15.7 | 3:16.2 | 3:12.0 | 3:05.1 | 3:07.9 | 3:01.8 | 3:05.9 | 3:03.6 | 3:06.9 | |
| 5 | Eiko Fujikawa | 50 | 417 | Seattle | Hagens Berman Racing Seattle | 13 | 41:12.4 | 2:49.2 | 2:50.3 | 3:10.3 | 3:15.6 | 3:18.9 | 3:20.3 | 3:20.5 | 3:04.4 | 3:09.3 | 3:03.9 | 3:12.9 | 3:12.0 | 3:24.1 | |
| 6 | Reagan Garcia | 23 | 507 | Spokane | ODZ Spokane | 12 | 39:44.5 | 2:50.7 | 2:54.3 | 3:09.5 | 3:10.7 | 3:19.1 | 3:20.1 | 3:21.1 | 3:14.9 | 3:33.8 | 3:28.3 | 3:37.9 | 3:43.5 | | |