The Marinduro returns on May 9, 2026 in Fairfax, CA. This blind enduro supports the trail building and maintenance work of Marin Trail Stewards and features a professionally timed race, post-race expo, and some exciting new additions for 2026.

• What’s new in 2026

  • New categories

  • New course

  • …and more!

• Race information

  • Blind enduro format

  • Race packet includes directions to the start and course map

• After the race

  • Parking lot podium party at Splitrock Tap and Wheel

  • Live band, podium prizes, food, drinks, and more!

• Spectators

  • Spectators welcome and encouraged to be loud!!!

  • Bring cowbells, horns, water guns, and your voice

  • Expect a 2–4 mile hike or bike to viewing areas