| Jonathan Silberstein's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Blue Sky Trail Marathon 2025 (Trail Marathon) | Colorado, US | 27 | Saturday, October 18, 2025 | Not yet started |
| Staunton Rocks! Marathon & Half 2022 (Marathon) | Colorado, US | 24 | Saturday, August 27, 2022 | 04:00:47.00 |