Las Vegas, NV
| Rank | Year | Name | Category | Time |
|---|---|---|---|---|
| 1 | 2013 | Rodney Kammerdiener | M 40-49 | 22:19:30 |
| 2 | 2015 | William Crocker | M 30-39 | 22:27:21 |
| 3 | 2014 | Miguel Vivaldo | M < 20 | 23:40:27 |
| 4 | 2014 | Ed Ettinghausen | M 50-59 | 26:11:01 |
| 5 | 2014 | Seth Escalante | M 30-39 | 26:11:02 |
| 6 | 2014 | Seth Otto | M 30-39 | 26:11:02 |
| 7 | 2015 | Leah Harold | F 30-39 | 26:13:14 |
| 8 | 2012 | Eric Roberts | M 20-29 | 27:53:00 |
| 9 | 2015 | Gary Dudney | M 60-69 | 28:11:34 |
| 10 | 2015 | Derek Barker | M 30-39 | 28:16:56 |
| 11 | 2015 | Heidi Dove | F 40-49 | 30:56:00 |
| 12 | 2013 | Giovanni Guevarra | M 50-59 | 31:14:34 |
| 13 | 2013 | Colby Wentlandt | M < 20 | 32:07:30 |
| 14 | 2014 | Karla Kent | F 50-59 | 33:19:22 |
| 15 | 2015 | Michael Benedict | M 40-49 | 34:41:55 |
