| Matthew Markham's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Red Feather Trail Jamboree 2023 50 Mile | Colorado, US | 32 | Saturday, September 23, 2023 | 10:30:09.00 |
| Blue Sky Marathon 2022 (Blue Sky) | Colorado, US | 31 | Saturday, October 15, 2022 | 04:15:55.00 |
| Matthew Markham's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Red Feather Trail Jamboree 2023 50 Mile | Colorado, US | 32 | Saturday, September 23, 2023 | 10:30:09.00 |
| Blue Sky Marathon 2022 (Blue Sky) | Colorado, US | 31 | Saturday, October 15, 2022 | 04:15:55.00 |