| Olivia Horgan's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| The Peak 2025 (Half Marathon) | California, US | 26 | Saturday, July 12, 2025 | DNF |
| Old West Trail Runs 2025 (50K) | California, US | 26 | Saturday, March 15, 2025 | 04:24:10.00 |
| The Ranch 2025 (Half Marathon) | California, US | 26 | Saturday, February 15, 2025 | 01:47:17.00 |
| Oriflamme 50k - 2024 (50k) | California, US | 25 | Saturday, April 13, 2024 | 05:00:18.00 |