Result History for Mark Simmons
| Race Name | Race Date | Finish Time | Overall Place | Gender Place | Age | Age Group | Age Group Place |
| 10K | 2011-08-07 | 04:02:05 | 71/86 | 38/45 | 39 | 30 - 39 | 7/9 |
| 10K | 2008-08-10 | 03:47:32 | 40/46 | 27/29 | 36 | 30 - 39 | 8/8 |
| 10K | 2006-08-12 | DNF | 81/83 | 46/48 | 34 | 30 - 39 | 14/14 |
| 2.4 Mile Wetsuit | 2004-08-15 | 01:16:46 | 28/44 | 12/18 | 32 | 30 - 39 | 1/1 |