| Jason Antin's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2019 Rattlesnake Ramble (Full Course) | CO | 36 | Saturday, September 14, 2019 | Not yet started |
| 2018 Rattlesnake Ramble (Full Course) | CO | 35 | Saturday, September 15, 2018 | Not yet started |
| Running Up for Air Colorado 2018 (6H) | 35 | Saturday, March 31, 2018 | 05:50:58.00 | |
| 2016 Rattlesnake Ramble (Full Course) | 33 | Saturday, September 10, 2016 | 00:38:17.00 | |
| 2015 Rattlesnake Ramble (Full Course) | 32 | Saturday, September 12, 2015 | 00:36:57.00 | |
| 2014 Golden Gate Dirty 30 (50K) | 31 | Saturday, May 31, 2014 | 06:36:00.72 |