2025 Mt. Tam Wild Boar Half Marathon & 10K

Event Details

Date: Saturday, April 26, 2025

Start Time: 8:00 AM PDT

Location: Mt Tamalpais State Park, Mill Valley, CA, United States

Course Information

The event includes two courses: a Half Marathon and a 10K. The courses will feature paved roadways and dirt single-track trails.

• 10K Course: Runners will turn at Willow Camp Trail and return to Rock Springs via the Coastal Trail.
• Half Marathon Course: Continues along Ridgecrest Blvd. to Bolinas/Fairfax Road and returns via the Coastal Trail.

Course cut-off time is 3 hours. Hikers/walkers are welcome!

Registration Fees

• Half Marathon - Adult: $87.58 Early Bird Pricing, $98.28 (Feb 12 – Apr 25), $108.98 (Apr 26)
• 10K - Adult: $76.88 Early Bird Pricing, $87.58 (Feb 12 – Apr 25), $98.28 (Apr 26)
• Half Marathon - Youth: $34.09 (17 and under)
• 10K - Youth: $28.74 (17 and under)

Additional Information

Check-in will be from 7:00 - 7:45 AM. The course is marked with orange ribbons and will have aid stations along the way.

All participants will receive T-shirts, and medals will be awarded to all Half Marathon finishers. Bib numbers will be mailed out prior to the race.

Parking is available at the Rock Springs area in Mt. Tamalpais State Park.

Event Contact:

Email: [email protected]
Phone: 415-868-1829