Event details subject to change. Please confirm all information via event website.
Pioneer Days 5K
Come join 500 of your running friends for southern Colorado's oldest and perhaps largest road race. This 5K starts and ends near Jack Dempsey Park. After the race, stick around […]
All American 4M/8M
Join us for the annual Firecracker 4 & 8 mile! A patriotic-themed event that is perfect for the whole family.
All American 4M/8M
Join us for the annual Firecracker 4 & 8 mile! A patriotic-themed event that is perfect for the whole family.
Blue Moon Trail Series III
Pinon Valley Park 5585 Mule Deer Dr, Colorado Springs, CO, United StatesThe Blue Moon Trail Run is a fun and challenging local race provided by the City of Colorado Springs Parks, Recreation and Cultural Services Department. The 3-time run series is […]
Canceled Sundown XC
Sundown XC is back for 2023. You can race under the stars on July 27th at Aurora Sports Park. Middle School and Kids will kick things off, followed by the Community […]
Dash for Smiles 5K
Dash for Smiles was created by three mothers of cleft affected children. This is the 15th annual 5K walk/run to raise awareness and to benefit cleft lip and palate programs […]
Freedom Fest 5K
Hosted by Colorado Veterans Project at Salisbury Equestrian Park located in Parker, Colorado Colorado Veterans Project invites everyone to come together to celebrate Colorado Day and the start to the […]
PPRR Nielson Challenge
North Monument Valley Park 1794 Culebra Ave., Colorado Springs, CO, United StatesRace Format The first time you run this event, you'll establish a base time for yourself. This base time is used to generate a handicap time. The handicap time is […]
Hero Hustle Half Marathon
Suit up for the Hero Hustle – the ultimate family fun run! Whether you're zooming through the 5k, taking on the 10k adventure, or challenging yourself with the Half Marathon, […]
Valley 5000
With over 300 runners expected and even more spectators, this will be an amazing year for the 39th Valley 5000, hosted by Sweetheart City Racing. This run/walk is scheduled to […]
Canceled Evergreen Town Race
The Evergreen Town Race is a fundraiser for the Alpine Rescue Team. Both the 5K and 10K courses wind gradually down Upper Bear Creek, with a finish near Evergreen Lake. […]
Ray’s Race 5K
47th Annual Running Psychologists “Ray’s Race” 5k Run & Walk at the American Psychological Association (APA) Convention Register NOW!! to run and walk with the Running Psychologists in Denver, Colorado. […]
Holy Cow Trail Stampede
Giddy Up to the Holy COW Trail Stampede where we hit the trail together! All participants will receive a short sleeved, performance blend tech tee.
Escape Trail Run 5K
Escape to YMCA Camp Jackson for a 5K run/hike, filled with twists, turns and over 1,000 feet in elevation gain! Bring your friends and family along to get the ultimate […]
Cheesman Park Circuit
Denver Athletics brings you the Denver Park Circuit Series- Three races at Denver's iconic city parks with the same format: One Lap As Fast As You Can Go! Spring- The […]
The Fast and the Curious 5K/10K
The Durango and Cortez Adult Education Center is delighted to announce our annual fun run! The Fast and the Curious is a 5k/10k run that not only celebrates physical fitness […]
Walk Like MADD
Walk Like MADD is MADD's signature fundraising event to help us raise both awareness and funds to end drunk driving and fight drugged driving. With every step taken and each […]
USAFA Half Marathon
Rio Grande 100
The Rio Grande 100 starts and finishes on the banks of the mighty Rio Grande River in beautiful South Fork, Colorado. The race takes you though the amazing La Garita […]
Smoky Hill Community 5K
3rd annual Smoky Hill Community 5k walk/run fundraiser
Walk Like MADD
Walk Like MADD is MADD's signature fundraising event to help us raise both awareness and funds to end drunk driving and fight drugged driving. With every step taken and each […]
Q Man Classic 5K
Highlands Ranch High School (HRHS) is proud to once again host the annual Q-Man Classic. This is a memorial race for Quinton Sanford, a student-athlete with Autism at HRHS who […]
Resolute Brewing 5K
Resolute Brewing Tap & Cellar 18148 West 92nd Lane, #Suite 100, Arvada, CO, United StatesJoin us for The Resolute Tap & Cellar 5k on August 23, 2025, for a 5k-ish, fun run event that starts and ends at this awesome taproom in Arvada. Run, […]
Walk for Life 5K
This will be our annual Walk for Life 5K. Our course will begin at the Raynolds/Ash Street bridge in the parking lot across from the Rec District building. The race […]
Unicorn 5K
Ready to get off the sofa and gallop around Aurora with some friends? Yeah, you are! Come frolic with us at the Unicorn Runner 5k at Arapahoe County Fairgrounds! You'll […]
Calarat Challenge Trail Running Festival
Join us Labor Day weekend for the Calarat Challenge Trail Running Festival. We start the festivities off on Saturday night with a 5K that you can run, walk or hike, […]
Tava Waters 5K
Orangetheory 5K
Join us for the annual Orangetheory 5k at Labor Day Lift Off. Starting from the IAFF Fallen Firefighters Memorial (northwest corner of Memorial Park), head through the side streets of […]
Mighty Marmot Kids Trail Race #1
Come join the Vail Recreation District for the 3rd Annual Mighty Marmot Kids Trail Race Series! Youths ages 4 to 10 are welcome to participate. Chose between 1 or 2 miles* to compete […]
CASA Superhero 5K
We invite you to join us for the sixth annual CASA Superhero Run at Two Rivers Park in Glenwood Springs. We recognize that all children need heroes, but abused children […]
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