From the Organizer
It's time to kick up some dust! Celebrate the start of the fall mushing season with us at the Western Montana Dirt Derby, now at an exciting new venue in the beautiful Bitterroot Valley!
This is the perfect chance to get out on the trails with your canine partner. We welcome everyone, from first-timers to seasoned racers, and every dog breed with a love for running. Our focus is on fun, community, and celebrating the joy of working with our amazing dogs.
Distances & Pricing
Race Location
About This Sport
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
Kickin Assphault Half Marathon, 10k, 1 Mile run/walk, 1/2 mile Kid's Dash
Rim Runner Mile
St. Luke Buffalo Run 2026
Lost Trail Bike Fest & Shuttle Extravaganza
Frequently Asked Questions (FAQs)
Western Montana Dirt Derby
Oct 10, 2026