| Bill Possel's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2017 Golden Gate Dirty 30 (12-mile) | 59 | Saturday, June 3, 2017 | 02:36:00.02 | |
| 2015 Golden Gate Dirty 30 (12-mile) | 57 | Saturday, May 30, 2015 | 02:25:24.37 | |
| 2014 Golden Gate Dirty 30 (12-mile) | 56 | Saturday, May 31, 2014 | 02:45:08.26 |