2022 All-Out Dog Days 5K, 10K and Half Marathon

Register for 2022 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 10th 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.