Emerald Mountain Trail Run

Howelson Hill Steamboat Springs, CO, United States

This races offers two distances on Emerald Mountain, 12k (ends up being closer to 7.75 miles long) and a 4 mile run. This scenic course will begin at the base […]

Colorado Brain Tumor 5K

Sloan's Lake Park 1700 Utica Street, Denver, CO, United States

The Colorado brain tumor community will come together for a 5K Walk/Run to raise awareness and funds to support the needs of patients with brain tumors and their families.

Break Your Neck 5K

CSU Pueblo 2200 Bonforte Blvd, Pueblo, CO, United States

Come join us to celebrate the access/disability community and raise money for spinal cord injury rehabilitation and awareness. My name is Kenny White III. On November 15 of last year, […]

Canceled Emma Coburn’s Elk Run 5K

3rd St and Elk Ave - Crested Butte 303 Elk Ave, Crested Butte, CO, United States

Register now for Emma Coburn’s Elk Run 5k in Crested Butte CO! Registration includes a race bag with the OFFICIAL Elk Run 5k hat (can only get the hat by […]

Mustang Music 5K

Kinard Middle School 3002 E Trilby Rd, Fort Collins, CO, United States

5K DETAILS: The 5K features a chip-timed race designed to show the beauty of the neighborhoods by Kinard Middle School.  Enjoy the music along the course provided by the Kinard […]

Miner Gold Rush 5K

Prospect Ridge Academy 2555 Preble Creek Pkwy, Broomfield, CO, United States

Prospect Ridge Academy is thrilled to present our Annual Miner Gold Rush and Fall Festival! All proceeds will benefit Prospect Ridge Academy, a public charter school providing a rigorous, quality […]

Sawatch Ascent 50K

County Road 321 Nathrop, CO, United States

Built to showcase the stunning beauty of the Sawatch Range, this high alpine and vert-heavy 50K will challenge and inspire you in equal measure! From starting under the shadow of Mount Princeton and the endless miles of buttery, aspen shaded Colorado Trail singletrack, to the awe-inspiring high point of 13,150ft and panoramic views of Colorado’s highest range, you will get to experience the wonders of the Sawatch over 33 miles and 7,000ft of vertical gain.

Boulderthon

Pearl Street Mall 11th and Pearl St, Boulder, CO, United States

Run one of the fastest-growing, top-rated marathons in the country! After nearly tripling in size and selling out last year, Boulderthon has instituted a new 5,000 runner cap and is […]

Last Call Triathlon

Boyd Lake State Park 3720 N Co Rd 11C, Loveland, CO, United States

Yes! I want ONE MORE adventure!! Escape to the lake! The Last Call Triathlon will be an event you’ll look forward to all season long. Why? Beautiful mountain views, great weather […]

$45 – $130

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