Register for 2023 All-Out Dog Days 5K, 10K and Half Marathon
Get ready for some fun in the sun and a great mid-season test of your training and fitness as we bring our 11th Annual Dog Days 5K, 10K & half marathon! Centrally located between Denver & Boulder, the beauty of our breathtaking Flatirons as a backdrop will remind you why you live here. Plus… Big Dry Creek Trail is well known as a Colorado favorite!
Don't miss out on discounts and the custom finisher award by completing the Run Amok Summer Series! Click on Series Perks above for more info.
Don't miss out on discounts and the custom finisher award by completing the Run Amok Summer Series! Click on Series Perks above for more info.
The registration platform has changed, please visit the new site at http://dogdaysjulyrun.com