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​​P.O. Box 880  • Hayfork, CA 96041  •  (530) 628-5223  • Email:

In an effort to continue quality motorsports the Trinity County Fairgrounds has assumed the running of the Fairgrounds Raceway, "Bigfoot Motorsports"!  We will focus on Enduro Racing and Car Destruction Derbies, we have also added a new Derby format "Truck & SUV Derbies".  Our 1st Enduro Race of the Season will be Saturday, May 18, 2024 "Bigfoot Brawl"!  Fair Destruction Derby is Saturday, July 13th followed by our Fair Enduro Race, Sunday July 14th!!  Registration & Rules can be found here or by calling 530-628-5223 or Donny Case at 530-356-2907.

2024 Destruction Derby at the Trinity County Fair has sold out the last 2 years! Want to insure your seats to one of the largest Derbies on the West Coast, take a look at our sponsorship packages they all include tickets to the Derby. Support Your Trinity County Fair and enjoy our Epic Motorsports Event!

Bigfoot Motorsports 

​(formerly Mountain Valley Raceway)