| Fred Ecks's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer 100k (2019) | Colorado, US | 53 | Saturday, July 27, 2019 | 20:21:40.00 |
| 2018 High Lonesome 100 | 52 | Friday, August 3, 2018 | 33:30:52.00 | |
| The Bear 100 2015 | Colorado, US | 49 | Friday, September 25, 2015 | 30:40:26.00 |
| Hardrock 100 2013 | Colorado, US | 47 | Friday, July 12, 2013 | DNF |
| Hardrock 100 2009 | California, US | 43 | Friday, July 10, 2009 | 37:29:49.00 |
| Hardrock 100 2008 | California, US | 42 | Friday, July 11, 2008 | 40:40:51.00 |