South Fork, CO
| Rank | Year | Name | Category | Time |
|---|---|---|---|---|
| 1 | 2023 | Christopher Kirk | M 20-29 | 23:48:33 |
| 2 | 2023 | Ryan Niccum | M 40-49 | 29:31:05 |
| 3 | 2023 | Daniel Rogers | M 20-29 | 29:52:19 |
| 4 | 2023 | Jake Wyatt | M 30-39 | 31:20:59 |
| 5 | 2023 | Brandon Walton | M 30-39 | 32:56:23 |
| 6 | 2023 | Ben Beezley | M 40-49 | 33:39:41 |
| 7 | 2023 | Guillermo Canedo | M 50-59 | 33:45:21 |
| 8 | 2023 | Paul Nielsen | M 60-69 | 34:34:56 |
| 9 | 2023 | Tsuyoshi Darby | M 30-39 | 35:24:42 |
| 10 | 2023 | Brendan Obrien | M 40-49 | 37:33:32 |
| 11 | 2023 | Jason Romero | M 50-59 | 37:33:33 |
| 12 | 2023 | Steve Waterman | M 50-59 | 37:33:33 |
| 13 | 2023 | Benjamin Kammin | M 40-49 | 38:19:45 |
