| John Fitzgerald's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 2022 | Montana, US | 35 | Friday, July 15, 2022 | 31:08:14.00 |
| The Bear 100 2020 | Montana, US | 33 | Friday, September 25, 2020 | 25:50:00.00 |
| The Bear 100 2019 | Montana, US | 32 | Friday, September 27, 2019 | 20:01:20.00 |
| The Bear 100 2018 | Montana, US | 31 | Friday, September 28, 2018 | 22:27:16.00 |
| The Bear 100 2017 | Montana, US | 30 | Friday, September 22, 2017 | 26:24:11.00 |
| 2017 High Lonesome 100 | 30 | Friday, July 28, 2017 | 35:18:04.00 | |
| The Bear 100 2016 | Colorado, US | 29 | Friday, September 23, 2016 | 25:02:31.00 |
| The Bear 100 2015 | Colorado, US | 28 | Friday, September 25, 2015 | 22:11:23.00 |
| Never Summer 100k 2015 | CO | 28 | Saturday, July 25, 2015 | 14:58:45.00 |
| The Bear 100 2014 | Colorado, US | 27 | Friday, September 26, 2014 | 22:50:43.00 |
| The Bear 100 2013 | Nevada, US | 26 | Friday, September 27, 2013 | DNF |