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All-Out Dog Days — Westminster, CO

Races
United States
Colorado
Denver, CO
All-Out Dog Days

Half Marathon 5K 10K Road Road Half

All-Out Dog Days

Saturday, July 11, 2026Westminster, CO5K – Half Marathon

Registration open6 weeks

Get ready for a sun-soaked adventure and a fantastic mid-season challenge with our 13th Annual Dog Days 5K, 10K & Half Marathon, benefiting Do Over Dogs! Held in a central location between Denver and Boulder, our courses wind northeast along the scenic Big Dry Creek Trail. As you run, you’ll enjoy breathtaking views of the Flatirons on the horizon. Our trail is perfect for dogs, featuring a generous amount of soft surface along the 10K and half marathon routes. Plus, we have a special dog division to award the fastest pups at each distance and a dog-themed costume contest for extra fun! An...

Races

Surface

Road

Jul 117:40 AM

Shirt

$50

$55 after Jun 28

Jul 117:40 AM

Shirt

$50

$55 after Jun 28

Not affiliated with this event. Official website. We may earn a commission on registrations.

Location

10170 Church Ranch Way

Westminster, CO 80021

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