| Geoff Miller's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 1997 | Colorado, US | 39 | Friday, July 11, 1997 | 43:20:05.00 |
| Hardrock 100 1996 | Colorado, US | 38 | Friday, July 12, 1996 | 40:55:06.00 |
| Hardrock 100 1994 | Colorado, US | 36 | Friday, July 8, 1994 | 45:21:00.00 |
| Hardrock 100 1993 | Colorado, US | 35 | Friday, July 9, 1993 | 38:16:00.00 |