| Steve Pero's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 2013 | New Mexico, US | 61 | Friday, July 12, 2013 | 44:39:48.00 |
| Hardrock 100 2012 | New Mexico, US | 61 | Friday, July 13, 2012 | DNF |
| Hardrock 100 2011 | New Mexico, US | 60 | Friday, July 15, 2011 | DNF |
| The Bear 100 2010 | New Mexico, US | 58 | Friday, September 24, 2010 | 32:06:00.00 |
| The Bear 100 2009 | New Hampshire, US | 57 | Friday, September 25, 2009 | DNF |
| Hardrock 100 2008 | New Mexico, US | 57 | Friday, July 11, 2008 | 43:25:51.00 |
| Hardrock 100 2007 | New Mexico, US | 56 | Friday, July 13, 2007 | DNF |
| Hardrock 100 2006 | New Hampshire, US | 55 | Friday, July 14, 2006 | DNF |
| Hardrock 100 2005 | New Hampshire, US | 54 | Friday, July 8, 2005 | DNF |
| Hardrock 100 2004 | New Hampshire, US | 53 | Friday, July 9, 2004 | DNF |
| Hardrock 100 2003 | New Hampshire, US | 52 | Friday, July 11, 2003 | DNF |
| Hardrock 100 2001 | Massachusetts, US | 50 | Friday, July 13, 2001 | 41:14:11.00 |