Highlands Ranch 5K/10K

Highland Heritage Park 9651 S Quebec St, Highlands Ranch, CO, United States

Winter never disappoints us when racing in February in Highlands Ranch! You won't feel chilly after a course so hilly! After conquering the 5k or 10k distance, warm up with hot apple cider or hot cocoa at the finish line in your new FINISHER mug!

Time to Paddy Race

Bear Creek Lake Park 15600 W Morrison Rd, Lakewood, CO, United States

Join us for the annual Time to Paddy 5k/10k and Lucky 13.1 Half Marathon! A St. Patrick-themed run that is perfect for the whole family. The fun includes great swag (designer shirt, custom medal), chip-timing, live results and awards, free photos, a "biggest team" contest, a kids' dash, great post-race food, and plenty of fun! […]

Uncle Clyde’s Run & Slide

Purgatory Resort 1 Skier Place, Durango, CO, United States

Get ready for the wackiest race ever in Durango! It’s on the tubing hill. Run up… tube down. Repeat! Most laps wins! Oh, and it’s a relay race!

Polar Plunge 5K

Washington Park - Denver 701 S Franklin St, Denver, CO, United States

The 2024 Polar Plunge season is fast approaching, so get ready to jump in, make a splash and choose your chill for Special Olympics Colorado! Don't miss the Westerra Credit Union Denver Polar Pool Plunge presented by Murdoch's Ranch & Home Supply on Sunday, March 3 at Washington Park (cross streets of Franklin and Mississippi)! […]

Spring Runoff 10M, 10K, 5K

Dutch Clark Stadium 1000 W. Abriendo Ave, Pueblo, CO, United States

The American Driving Academy and the Southern Colorado Runners welcome you to the 48th Annual Spring Runoff Sunday, March 2nd, 2025. Join us for the 48th edition of Pueblo’s oldest and largest running event.  The American Driving Academy, a locale company, is the main sponsor of our race and a portion of race proceeds benefit […]

Run Through Time Marathon

Salida Scout Hut 210 East Sackett Avenue, Salida, CO, United States

The Annual Run Through Time Marathon, Half Marathon, and 2 Mile Run will take place on Saturday, March 11, in Salida, CO. These beautiful, challenging courses are run on dirt/jeep roads and narrow, hilly single track with fantastic views of Salida and the Arkansas Valley. Elevations range from 7000-9000 feet. Foot travel only.  There is […]

Lucky Lyons 5K/10K

Bohn Park 199 2nd Ave., Lyons, CO, United States

Ready to start your St. Patrick’s celebrations off with the wind at your back? Grab your luckiest green running gear and join us March 9th on the beautiful paths of Lyons, Colorado! There will be 5K and 10K races for your whole clan to enjoy. Join us at the afterparty at Main Stage Brewing and […]

Winter’s End Snowshoe Races

Granby Ranch 1000 Village Rd, Granby, CO, United States

The Winter’s End Snowshoe Races is an exciting winter running adventure that takes place at the beautiful Granby Ranch Resort in Granby, CO. The races are open to runners of all abilities, from beginners to experienced athletes, and offer a unique opportunity to enjoy the beautiful snow-covered landscape while staying active and healthy during the […]

CMRA Spring Spree 10K

Halfpenny Brewing Company 5150 E Arapahoe Rd, Centennial, CO, United States

The Spring Spree Race is an out-and-back 10K running and 5K race walking course that starts and finishes north of the Halfpenny Brewing Co. across E. Arapahoe Rd. The race starts on S. Forest Way, a north-south street on the west side of the Kaiser Permanente Medical Center. There is a pedestrian cross walk with […]

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