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

Run With the Wolves 5K

West Woods Elementary 16650 W 72nd Ave, Arvada, CO, United States

Join us for WWE's Annual 'Run with the Wolves'! Run with the Wolves is a 5k Run and 1k Fun Run/Walk that raises money for West Woods Elementary PTSA. It […]

14er Fest 14K and 5K

The Trailhead 402 E Main St, Buena Vista, CO, United States

Yes…you read that right, 14er Fest is hosting a 14K Race! This is our unique version of a more competitive and challenging race/trail run! You will begin with most of […]

Palmer Lake .5K (Yes “Point” 5)

Palmer Lake Regional Park 199 County Line Road, Palmer Lake, CO, United States

The Fastest Growing (and shortest)  Running Event in CO is back!!! Awake the Lake will hold its 8th Annual PALMER LAKE .5K (Yes “Point” 5), and it just keeps getting […]

D’Evelyn Dash 5K/2K

D'Evelyn High School 10359 West Nassau Avenue, Denver, CO, United States

The D'Evelyn DASH is our BIG Kick Off to the school year and also a key fundraiser for the D'Evelyn Education Foundation (A 501(C) 3 NON-PROFIT.)  Proceeds from the DASH […]

Please click here to submit your event for FREE to our online calendar.
We do not allow events without physical locations (IE – virtual runs, runs with locations TBD, etc…).
Please allow 48 hours after submission for an event to appear on the calendar. If you have already listed your event and would like us to update it, please contact us.