Napa Valley Trail Marathon

Calistoga, United States • 21 Mar 2026

The Napa Valley Trail Marathon, Half Marathon, and 10K is an annual trail running event held at Bothe-Napa Valley State Park in Saint Helena, California. Now in its 34th year, the race features challenging courses with hills, streams, and rocky single-track trails, offering a scenic and rewarding experience amid babbling streams and lush surroundings. The event includes a 10K loop, a half marathon (two loops), and a marathon with additional out-and-back sections.

Limited to 300 participants, it sells out annually. Amenities include aid stations, finisher medals, and personalized awards. The race emphasizes safety with a no-headphones policy and welcomes hikers and walkers. Visit the organization's website for the most recent information.

Race information

26 mi
Marathon
13 mi
Half Marathon
10 km
10k
Visit the organization's website for the most recent information.
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