| John Delcalzo's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Laurel Highlands Ultra 2024 (50K) | Ohio, US | 36 | Saturday, June 8, 2024 | 07:51:31.00 |
| Laurel Highlands Ultra 2023 (70.5) | Ohio, US | 35 | Saturday, June 10, 2023 | DNF |
| 2019 High Lonesome 100 | Ohio, US | 31 | Friday, July 26, 2019 | DNF |
| Twisted Branch Trail Run 2018 | Ohio, US | 30 | Saturday, August 18, 2018 | 18:33:49.00 |