EnglishKM / °C🇺🇸 United States
FOURmidable

FOURmidable

  • Trail Run
  • 50 km
  • 36 km
  • Half Marathon
  • 13 km
298 Pacific ave, Auburn, CA, United States
Singletrack Running

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About the Event

FOURmidable 2026 Information

This rugged race will take you through breathtaking beauty, offering a true test of endurance and a chance to experience nature at its finest.

Prize Money

For our 2026 edition, Singletrack Running will match 100% of all donations received from the community. During your registration, you can donate a few dollars towards the prize money. STR will match this amount up to $3,000, divided evenly between genders with allocations for 1st, 2nd, and 3rd place finishers.

Course Record Award

An additional $500 will be awarded to the first runner breaking the current course record in each gender:

  • Male: Jonathan Aziz - 3:29:31hrs (2023)
  • Female: Kimber Mattox - 4:06:58 (2023)

Start Times

  • 50K: 8:00 AM
  • 35.5K: 8:15 AM
  • 1/2 Marathon: 8:30 AM
  • 13K: 8:45 AM

Registration Fees

  • 50K - $98.12 ($125.97 after Nov 30)
  • 35.5K - $82.18 ($103.43 after Nov 30)
  • 1/2 Marathon - $71.56 ($87.50 after Nov 30)
  • 13K - $50.31 ($60.93 after Nov 30)

All prices include taxes and fees.

How to get there

Courses

Tickets

Apuama does not sell tickets. Check prices and availability on the event's website.
50K Registration$98.12
35.5K Registration$82.18
1/2 Marathon Registration$71.56
13K Registration$50.31
Event Website