2025 Mt. Tam Wild Boar Half Marathon & 10k

Saturday, April 26, 2025 Past event

Mill Valley, California

4 races

10km, Half Marathon

Event summary

Get ready for an unforgettable day of adventure at the 2025 Mt. Tam Wild Boar Half Marathon & 10K, taking place on Saturday, April 26th, 2025, in the stunning Mill Valley, Marin. This exciting coastal ridge trail run offers participants a unique opportunity to explore the breathtaking beauty of Mt. Tamalpais. Runners will traverse a combination of paved roadways and dirt single-track trails, with captivating views of the Pacific Ocean, Bolinas Lagoon, and Marin County's lush watershed.

The event features two race distances: a challenging Half Marathon and an exhilarating 10K. The Half Marathon course follows Ridgecrest Blvd. along the spine of Bolinas Ridge, while the 10K runners will take a scenic detour at Willow Camp Trail before returning along the Coastal Trail. With a limited capacity of only 300 participants, this event promises an intimate and vibrant atmosphere. Don’t miss your chance to be part of this spectacular running experience—register today and embrace the beauty of nature while challenging yourself on the trails!

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Races

Half Marathon - Adult

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10k - Adult

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Half Marathon - Youth

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10k - Youth

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Organiser's description

It doesn't get much better than this coastal ridge trail run. Enjoy the rolling single-track high up on Mt. Tam with views of the Pacific Ocean below. You will follow a combination of paved roadways and dirt single-track trails offering striking views of Bolinas Lagoon, the Pacific Ocean and Marin County watershed. From the start at Rock Springs, the course follows Ridgecrest Blvd. along the spine of Bolinas Ridge separating East and West Marin County. 10K runners will take a left at Willow Camp Trail and head back to Rock Springs along the Coastal Trail. The Half Marathon course continues along Ridgecrest Blvd. to Bolinas/Fairfax Road and also returns via the Coastal Trail. The event is limited to 300 participants so don't wait too long to register!