| Hardrock 100 2017 |
Friday, July 14, 2017 6:00AM (MDT) |
145 entrants |
| Hardrock 100 2015 |
Friday, July 10, 2015 6:00AM (MDT) |
152 entrants |
| Hardrock 100 2013 |
Friday, July 12, 2013 6:00AM (MDT) |
140 entrants |
| Hardrock 100 2011 |
Friday, July 15, 2011 6:00AM (MDT) |
140 entrants |
| Hardrock 100 2009 |
Friday, July 10, 2009 6:00AM (MDT) |
134 entrants |
| Hardrock 100 2007 |
Friday, July 13, 2007 6:00AM (MDT) |
134 entrants |
| Hardrock 100 2005 |
Friday, July 8, 2005 6:00AM (MDT) |
124 entrants |
| Hardrock 100 2003 |
Friday, July 11, 2003 6:00AM (MDT) |
112 entrants |
| Hardrock 100 2000 |
Friday, July 7, 2000 6:00AM (MDT) |
114 entrants |
| Hardrock 100 1998 |
Friday, July 10, 1998 6:00AM (MDT) |
82 entrants |
| Hardrock 100 1996 |
Friday, July 12, 1996 6:00AM (MDT) |
91 entrants |