| Mark Heaphy's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 2018 | Montana, US | 55 | Friday, July 20, 2018 | 47:11:39.00 |
| Hardrock 100 2017 | Montana, US | 54 | Friday, July 14, 2017 | 46:59:32.00 |
| Hardrock 100 2016 | Montana, US | 53 | Friday, July 15, 2016 | 45:41:11.00 |
| Hardrock 100 2015 | Montana, US | 53 | Friday, July 10, 2015 | 47:47:40.00 |
| Hardrock 100 2014 | Montana, US | 52 | Friday, July 11, 2014 | 46:18:46.00 |
| Hardrock 100 2013 | Montana, US | 50 | Friday, July 12, 2013 | 44:40:44.00 |
| Hardrock 100 2012 | Montana, US | 50 | Friday, July 13, 2012 | 44:08:00.00 |
| Hardrock 100 2011 | Montana, US | 49 | Friday, July 15, 2011 | 41:51:00.00 |
| Hardrock 100 2010 | Montana, US | 47 | Friday, July 9, 2010 | 42:52:40.00 |
| Hardrock 100 2009 | Montana, US | 46 | Friday, July 10, 2009 | 40:31:00.00 |
| Hardrock 100 2008 | Montana, US | 46 | Friday, July 11, 2008 | 40:40:55.00 |
| Hardrock 100 2007 | Montana, US | 45 | Friday, July 13, 2007 | 43:20:47.00 |
| Hardrock 100 2006 | Montana, US | 44 | Friday, July 14, 2006 | 46:58:48.00 |
| Hardrock 100 2005 | Montana, US | 43 | Friday, July 8, 2005 | 41:22:24.00 |
| Hardrock 100 2004 | Montana, US | 42 | Friday, July 9, 2004 | 41:28:40.00 |
| Hardrock 100 2003 | Montana, US | 41 | Friday, July 11, 2003 | 41:50:08.00 |
| Hardrock 100 2001 | Montana, US | 39 | Friday, July 13, 2001 | 45:33:29.00 |
| Hardrock 100 2000 | 37 | Friday, July 7, 2000 | 45:29:14.00 | |
| Hardrock 100 1999 | Montana, US | 36 | Friday, July 9, 1999 | DNF |
| Hardrock 100 1997 | Montana, US | 34 | Friday, July 11, 1997 | 33:41:47.00 |
| Hardrock 100 1994 | Montana, US | 31 | Friday, July 8, 1994 | 33:57:00.00 |