| Nick Williams's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 1997 | Arkansas, US | 54 | Friday, July 11, 1997 | DNF |
| Hardrock 100 1996 | Arkansas, US | 53 | Friday, July 12, 1996 | DNF |
| Hardrock 100 1994 | Arkansas, US | 51 | Friday, July 8, 1994 | 46:49:00.00 |
| Hardrock 100 1993 | Arkansas, US | 50 | Friday, July 9, 1993 | 41:26:00.00 |
| Hardrock 100 1992 | Arkansas, US | Friday, July 10, 1992 | DNF |