Free for YRR Members!
Trail Trek 5K
$20
6:00PM MDT
- 8:00PM MDT
Registration ends September 10, 2025 at 6:00pm MDT
Sign Up for Multiple Races
Trail Trek
Hit the dirt for the final race in the Free 3 series: The Rim Runner Trail Trek! The 5K(ish) course on the trails at Dover Park has beautiful views.
The Free 3 Race Series
Our summer race series covers it all: Road - Track - Trail.
Rims to River 8K - May 7
Rim Runner Mile - June 11
Trail Trek 5K - September 10
Our low-key club races are held in place of our usual Wednesday night group runs. We'll bring the snacks.
Series Awards
Up to 10 members will win a $25 cash. Complete all three Free 3 races in-person for a chance to win.
Free for Members
Not a member yet? Join the Yellowstone Rim Runners for $15 (individual) or $24 (family). Or you can sign up for a single race for $20.
