Sierra Azul Trail Challenge
San Jose, CA
- 50K, Marathon, 20 Miler, Half Marathon, 7 Miler, 5K
- Trail (Unpaved)
- Official race website
- 50K, Marathon, 20 Miler, Half Marathon, 7 Miler, 5K
- Trail (Unpaved)
- Official race website
Run in the shadow of the infamous Mt. Umunhum. Set in the Sierra Azul Open Space Preserve, this is a one of a kind running experience that provides unique access to gorgeous trails and scenery not viewed by many. This is one of the toughest trail races that we host. …
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Local Historical Weather (Apr 20):
| 2024 | 2023 | 2022 | 2021 | 2020 | |
| H (°F) | 82 | 70 | 69 | 63 | 64 |
| L (°F) | 51 | 44 | 45 | 48 | 53 |
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the Sierra Azul Trail Challenge