| Mike Ehrlich's efforts: | From | Finish Time |
|---|---|---|
| Hardrock 100 2015 | Colorado, US | DNF |
| Hardrock 100 2013 | Colorado, US | DNF |
| Hardrock 100 2012 | Colorado, US | 40:17:00 |
| Hardrock 100 2011 | Colorado, US | 37:01:00 |
| Hardrock 100 2010 | Colorado, US | 37:42:34 |
| Hardrock 100 2009 | Colorado, US | 33:46:04 |
| Hardrock 100 2008 | Colorado, US | 39:50:07 |
| Hardrock 100 2007 | Colorado, US | 38:49:40 |
| Hardrock 100 2006 | Colorado, US | 34:57:58 |
| Hardrock 100 2005 | Colorado, US | 37:49:55 |
| Hardrock 100 2004 | Colorado, US | 46:29:55 |
| Hardrock 100 2003 | Colorado, US | DNF |
| Hardrock 100 2001 | Colorado, US | 40:35:07 |
| Hardrock 100 2000 | 42:07:59 | |
| Hardrock 100 1999 | Colorado, US | 39:34:40 |