Dog Days ULTRA logo
running

Dog Days ULTRA

Date
August 22, 2026
Distance
24 Hour Solo · 24 Hour Relay · 12 Hour Solo & more

From the Organizer

Test your limits with this race .. it's one you won't want to miss! 

Distances & Pricing

24 Hour Solo12 PMRegister →
24 Hour Relay12 PMRegister →
12 Hour Solo12 PMRegister →
6 Hour Solo12 PMRegister →
3 Hour Solo8 AMRegister →

Race Location

About This Sport

From Endurance Grid's Founder

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.

Running

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.

Frequently Asked Questions (FAQs)

What is the Dog Days ULTRA?
Dog Days ULTRA is a running event held in Missoula, MT. Learn more about the different endurance sports here.
When and where is the Dog Days ULTRA?
Saturday, August 22, 2026 in Missoula, MT at 3500 North Ave W, Missoula, MT. Check the official event page for exact start times and wave schedules.
How do I register for the Dog Days ULTRA?
Registration is handled through their official registration page. Confirm pricing, distances available, and sign up there.

Dog Days ULTRA

Aug 22, 2026

Register →