Event details subject to change. Please confirm all information via event website.
Gold Roots Trail Series #4
Courtney Ryley Cooper Park 2350 Colorado Blvd, Idaho Springs, CO, United StatesRun the Mighty ARGO hill this summer in a 4 race series! You will have the option of a short loop (~5 miles, ~750' gain) or a long loop (~9 miles, ~1400' gain). Both loops climb the Rosa Gulch trail and come down Virginia Canyon. Start and end in Courtney Ryley Cooper Park. Routes subject […]
Roost Rebellion Relays
Washington Park - Denver 701 S Franklin St, Denver, CO, United StatesWelcome to the Roost Rebellion Relays! Assemble your fastest 4 x 1 mile relay team to race in Washington Park. Each team needs to be co-ed with at least 2 women. Here's the catch! Each team must select at least one participant to race in Mizuno's super shoe - the Wave Rebellion Pro. This ultra […]
American Heroes Run
Rogers Grove Park 220 North 95th Street, Longmont, CO, United StatesThe tragic events of 9/11/01 changed our nation forever. Let us not forget our proud history and those who fight everyday to keep us free. Please join us for this special day on this beautiful, flat, fast 1.05-mile loop course. The 100-mile race cutoff is 30 hours. No politics, just patriotism. - David Clark #WeAreSuperman […]
Flaming Foliage Relay
Citizens Park 17th Ave & Miner St, Idaho Springs, CO, United StatesFlaming Foliage is a 165 mile overnight team relay race adventure with single track trails, from Idaho Springs to beautiful Buena Vista, over Guanella, Georgia & Fremont Passes. Since 2013, Flaming Foliage has provided teams and runners with a life changing relay adventure with experiences and views you will never forget. Each team consists of […]
Mighty Marmot Kids Trail Race #1
Maloit Park 1000 Maloit Park Rd, Minturn, CO, United StatesCome 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 amongst your friends and celebrate with awards and ice cream after you finish! *4-year-olds can only race in the 1 mile category This series includes […]
Black Squirrel Half Marathon
Lory State Park 708 Lodgepole Dr, Bellvue, CO, United StatesThe Black Squirrel Trail Half Marathon takes place on the wonderful trails of Lory State Park to the northwest of Fort Collins, CO. The trail half marathon course offers a tour of the outer boundaries of Lory State Park, providing breathtaking views to the east of Horsetooth Reservoir, Fort Collins and the Great Plains; and […]
Devil on the Divide 50K/22K
Minton Park Cemetery Rd, Empire, CO, United StatesWe are pleased to present one of the most beautiful and challenging trail racing events in the state of Colorado with breathtaking (literally and figuratively) views of Clear Creek County and the Continental Divide. Participants will reach a top altitude over 13,000 feet. The 50K course climbs over 6500 feet. Due to the difficulty and […]
Waneka Classic Community 5K
Waneka Lake Park 1600 Caria Dr, Lafayette, CO, United StatesA free, timed 5K, open to the public, held prior to the Centaurus Cross Country Invitational. Proceeds from the World Famous Concessions Stand and T-shirt sales benefit the Centaurus Cross Country Team. Stick around and watch Colorado's best student-athletes run the same course. A note about parking: Parking is available throughout the Waneka Lake residential […]
Lake Nighthorse Triathlon
Lake Nighthorse 1795 CR 210, Durango, CO, United StatesScenic and hilly Sprint and Olympic(standard) distance triathlons held at Lake Nighthorse Recreation Area in Durango 9/6/25 with prize money for top 3 overall male and female racers.
Gleneagle Spirit 5K
Antelope Trails Elementary 15280 Jessie Dr., Colorado Springs, CO, United StatesThe 2025 Gleneagle Spirit 5k is the Fourth annual event held in the Gleneagle community. The event features a 5k Run/Walk for Fun that winds through the streets of the Gleneagle Neighborhood in Northern El Paso County. The event is organized and presented by two neighborhood Realtors (Blair Dinkins and Mark Rudolph) with volunteer assistance […]
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