Event details subject to change. Please confirm all information via event website.
Uncle Clyde’s Run & Slide
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!
Cupid’s Undie Run
THE PANTLESS PARTY WITH A PURPOSE! Run a ‘Mile(ish)' in Your Undies, Because Kicking NF's Butt is Worth the Chilly Cheeks Every February, thousands of undie runners in cities across the U.S. come together, whether it be in-person or virtually, to support those affected by NF, a group of genetic conditions that cause tumors to […]
That DAM Run Half Marathon
The RunDenver Series is the original running series in Colorado and has been a staple for over three decades. Produced by HAL Sports, the series promises a fun time through those winter months, motivating you to stay, or get, active. That Dam 13.1M, 10K, 5K at the Cherry Creek Dam has a little something for […]
Polar Plunge 5K
Are you ready for the COOLEST event of the season! Whether you're a daring plunger, a speedy 5K runner/walker, or a thrill-seeker ready to do BOTH, the Polar Plunge & 5K promises non-stop excitement and heart-pumping fun - all while supporting Special Olympics Colorado. Take the plunge into a chilly pool, dash through the 5K, or double […]
Time to Paddy Race
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! […]
Tortoise & Hare 10K
Lee Martinez Park Fort Collins, CO, United StatesThe Tortoise & Hare (T&H) is a low-key “handicap” series of seven races that are run monthly from October to April, typically on the first or second Sunday of the month. Computer-predicted times allow runners of all levels to compete equally. Runners start at staggered intervals with faster runners (Hares) trying to catch slower runners […]
RMRR 5K
Clement Park 7306 W. Bowles Avenue, Littleton, CO, United StatesEveryone – slow, fast, or in-between – can win at RMRR Trophy Series races. With our handicap scoring system, we predict YOUR finish time based on recent running results, giving you a great goal to shoot for whatever your speed. Just show up an hour before the start and we’ll get you ready for your race. It’s an […]
Tony O’Rourke Memorial Snowshoe Shuffle
Strap on your snowshoes and join us as we march around the beautiful Beaver Creek Golf Course for the inaugural Tony O'Rourke Memorial Snowshoe Shuffle! There will be 2 distances to choose from, a 5K & a 10K, as well as a FREE Kid's Fun Run through Creekside Park! The event will conclude with brunch […]
Splash & Dash II
Louisville Recreation and Senior Center 900 Via Appia Way, Louisville, CO, United StatesJoin us for a Kids’ Splash & Dash Series this winter at the Louisville Rec Center! Get ready for a fun, energetic winter racing experience! Each event features an indoor swim in the Louisville Rec Center pool, followed by a run on the outdoor trail. In the case of bad weather, the run will move […]
COPS 15K
Colorado State Patrol Track 2054 Quaker Street, Golden, CO, United StatesThe Colorado Outdoor Pace Series ("C.O.P.S.") is a unique set of races presented by Golden Mountain Runners and Golden Endurance. Race Dates January 7, 2026 - 5K January 21, 2026 - 45 Minute Timed Race February 4, 2026 - 10K February 18, 2026 - 60 Minute Timed Race March 4, 2026 - 15K March 18, […]
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