Napa Wilderness Trail Runs

MAY
15
2027
Trail running at Skyline Wilderness Park with five distances from 10K to a 50 mile Rimrock challenge, aid stations, and weekend camping options.
Sat 15 May 2027
50 miles 50 kilometers 30 kilometers Half Marathon 10 kilometers

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Napa Wilderness Trail Runs

Napa Wilderness Trail Runs is a trail-running event at Skyline Wilderness Park in Napa, California, scheduled for Saturday, May 15, 2027. The event offers multiple distances on park trails with substantial climbing and varied terrain.

Distances and climbing totals include:

  • 10K : 1,300 feet of climbing
  • 21K : 2,600 feet of climbing
  • 30K : 4,000 feet of climbing
  • 50K : approximately 7,000 feet of climbing
  • Rimrock 50 Mile : approximately 10,000 feet of climbing, two main loops plus a final 10K

The Rimrock 50 Mile Trail Challenge can be entered solo or as a two-person relay. Aid stations are placed on course and are stocked with hydration, energy products, salty and sweet snacks, and fruit; the event is cupless so participants must provide their own hydration pack, bottles, or reusable cup. Camping at Skyline Wilderness Park is available for Friday and Saturday nights, subject to park availability.

The finish area includes post-race food, refreshments, and finisher recognition with vegan-friendly options. The event is organized by Bay Trailrunners, a grassroots trail-running organization focused on community and shared trail experiences. Visit the organization's website for the most recent information.

Events nearby

The 10th Annual Benicia Hand Up Turkey Trot on Nov 26 2026 at Benicia Community Park supports the Tim & Jeannie Hamann Foundation with family routes and costume contests.
A chip timed 5k run and walk at Artesa Vineyards and Winery on March 7, 2027, featuring two laps through the vineyard, event swag, a wine pour, and age group awards.
Trail races at Jack London State Historic Park featuring a half marathon, 5.5 mile and 5K through vineyards and Sonoma Mountain hills.
Chip timed 5K at Viansa Winery in Sonoma on April 18, 2027, including a t shirt, plastic wine glass, finisher medal that doubles as a wine stopper, and a wine pour.
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