Clear Lake, TX
| Rank | Year | Name | Category | Time |
|---|---|---|---|---|
| 1 | 2012 | Michael Adams | M 40-49 | 4:00:32 |
| 2 | 2012 | Michael Aikman | M 40-49 | 4:19:43 |
| 3 | 2013 | Robert King | M | 4:30:12 |
| 4 | 2013 | Francisco Garza | M | 4:38:13 |
| 5 | 2013 | Joseph Schwieterman | M | 4:38:13 |
| 6 | 2012 | Steve Maliszewski | M 30-39 | 4:59:48 |
| 7 | 2012 | Cornelis De Regt | M 50-59 | 5:07:07 |
| 8 | 2012 | Devin Brown | M 30-39 | 5:07:46 |
| 9 | 2012 | Sue Wheeler | F 50-59 | 5:12:10 |
| 10 | 2012 | Joseph Bernhart | M 40-49 | 5:27:46 |
| 11 | 2012 | Richard Cozac | M 20-29 | 5:36:52 |
| 12 | 2013 | Pat Elders | M 50-59 | 5:37:35 |
| 13 | 2013 | Leslie Miller | F | 5:43:10 |
| 14 | 2012 | John Slate | M 50-59 | 6:03:42 |
| 15 | 2012 | Geoffrey Pierce | M 50-59 | 6:10:32 |
| 16 | 2012 | Christopher Meyer | M 30-39 | 6:11:44 |
| 17 | 2013 | Alla Bova | F | 6:17:40 |
| 18 | 2012 | Scott Williams | M 40-49 | 6:26:51 |
| 19 | 2012 | Kelly Woodmansee | F 40-49 | 6:29:21 |
| 20 | 2012 | John Pontikas | M 30-39 | 6:34:04 |
| 21 | 2012 | Stevland Garza | M 20-29 | 6:41:24 |
| 22 | 2012 | Virginia Grijalba | F 30-39 | 6:41:25 |
| 23 | 2013 | Niti Rohatgi | F 20-29 | 6:51:41 |
| 24 | 2012 | Beatiz Gomez | F 40-49 | 6:52:15 |
| 25 | 2012 | Jennifer Frahm | F 30-39 | 7:05:58 |
| 26 | 2012 | Shannon Small | F 40-49 | 7:21:53 |
| 27 | 2013 | Robert Lott | M | 7:30:58 |
