Antonio Castro has 4 recorded races from Boulder, CO.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-08-10 | 2025 Life Time Leadville 10K presented by La Sportiva | 10K | 1:00:39 | 239 |
| 2025-07-12 | 2025 Life Time Silver Rush Events Silver Rush 15 Mile Run | 3:27:21 | 80 | |
| 2024-07-06 | 2024 Life Time Silver Rush Events Silver Rush 15 Mile Run | 3:39:01 | 95 | |
| 2023-10-08 | Boulderthon Half Marathon | Half Marathon | 2:05:58 | 1271 |