| Marie Anderson's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock 2025 (Quad Rock 25) | Colorado, US | 58 | Saturday, May 10, 2025 | Not yet started |
| Red Feather Trail Jamboree 2023 Half Marathon | Colorado, US | 56 | Sunday, September 24, 2023 | 02:40:31.00 |
| Red Feather Trail Jamboree 2023 50 Mile | Colorado, US | 56 | Saturday, September 23, 2023 | Not yet started |
| Red Feather Trail Jamboree 2023 50K (50K) | Colorado, US | 56 | Friday, September 22, 2023 | 07:00:08.00 |
| Quad Rock 2023 (Quad Rock 25) | Colorado, US | 56 | Saturday, May 6, 2023 | 06:49:04.00 |