Napa Valley Endurance Run

Calistoga, United States • 13 Apr 2025

The Napa Valley Endurance Run is a challenging trail running event held in Calistoga, California, featuring four race distances: 50k, 35k, half-marathon, and 10k. Participants traverse the scenic and rugged trails of Robert Louis Stevenson State Park, with the 50k route boasting over 7,500 feet of elevation gain. The event is recognized as a qualifying race for the Ultra Tour de Mont Blanc.

Runners can expect well-stocked aid stations and stunning views throughout the course. All finishers receive a custom medal and t-shirt, with awards for top finishers in each category. The event promotes a festive atmosphere for participants and their families. Visit the organization's website for the most recent information.

Race information

UTMB 20K UTMB 50K
50 km
7500 m+
50k
35 km
35k
13 mi
1/2 Marathon
10 km
10k
Visit the organization's website for the most recent information.
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