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Reverse Slaughter MTB TT

Wilton Jaffee Sr. Park Aspen, CO, United States

Event Type: MTB TT Location: Jaffe Park Parking Info: Very limited parking is available at Jaffe Park and near Woody Creek Tavern. Start Time: 6:00 pm PLEASE NOTE: GRAVEL BIKES ARE PERMITTED.  THERE IS A MINIMUM TIRE WIDTH OF 40MM

Adventure Fest

Fruita, Colorado Fruita, CO, United States

Experience backcountry racing in Colorado by celebrating in this rugged desert area known for so many adventure sports - Fruita, Colorado has it all! Whether you're looking for trail running, whitewater rafting, mountain biking, rock climbing, or canyoneering, Fruita has you covered. The Adventure Fest weekend includes a trail half marathon, 50K mtb and 50K gravel races …

Fangdango

Phillip S. Miller Park 1375 Plum Creek Pkwy, Castle Rock, CO, United States

Fangdango comes back to a familiar venue in 2025. Thanks to the fine folks at the MAC and Castle Rock, this year’s course features some of the old classics near the Phillip Miller Activity Complex. Only a short drive from the Denver Metro area, and very easy to get to, expect plenty of climbing, tricky …

Glassier – Buckhorn (MTB Race)

Date: May 21, 2025 Event Type: Mountain Bike Location: Hooks Spur Road, Basalt Parking Information: Parking is limited at the start area, so plan to park in nearby Willits and ride to the start. Check-In:  At the small dirt parking lot at Hook’s Lane trailhead

The Original Growler

Gunnison, Colorado Gunnison, CO, United States

For 16 years, the Original Growler has not wavered from our guiding principal of asking you to trade your hard earned dollars for three things: 1) An awesome day on the bike. The Growler offers a challenging, singletrack heavy mountain biking experience on some of the finest trails on the planet. 2) A killer party. Food, drink …

MADGRAVEL

Peaceful Valley 22799 Elbert Rd, Elbert, CO, United States

Come on back over Memorial Day weekend 2024 for  a great 3-day dirt festival featuring MTB and Gravel! The Mad Gravel cycling weekend will be back May 24th-25th, 2025. MG Run starts the weekend, followed by the MG Circuit Gravel race with multiple start times.  Sunday is The Hemi, Hemi Five-O and the Hemi Hustle. …

Session Series-Floyd Hill

Sluice Trail at Floyd Hill CO, United States

The Session Series is a weekly enduro race that’s all about fun. We want you to look forward to this all week and have a great time from start to finish. Keep in mind this is not a EWS race, so take it easy and enjoy the trails.

Sunrise to Sunset – Mountain Bike Relay

Phillip S. Miller Park 1375 Plum Creek Pkwy, Castle Rock, CO, United States

RACE THE SUN The Sunrise to Sunset is designed to offer recreational and competitive cyclists the opportunity to compete in a fun and rewarding 12 hour endurance race on a moderately technical off-road course. Register as an individual or form a team that loves to shred for a memorable day of racing, camaraderie and laughs. …

Session Series-Maryland Mountain

Sluice Trail at Floyd Hill CO, United States

The Session Series is a weekly enduro race that’s all about fun. We want you to look forward to this all week and have a great time from start to finish. Keep in mind this is not a EWS race, so take it easy and enjoy the trails.

Thunder Valley Short Track MTB

Thunder Valley Park South Rooney Road, Morrison, CO, United States

Join us for MWM at Bear Creek Lake Park in Morrison, Colorado. All weeknight races will be at the Coyote Crossing Pavilion. You will be treated to an amazing race scene, exciting atmosphere, professional timing, super fun terrain, a volunteer group that is second to none, and of course, support from our sponsors. This is …

Leadville Trail 100 MTB Camp

Leadville, Colorado Leadville, CO, United States

Increase your chances of capturing that coveted Life Time LT100 MTB belt buckle by attending the Life Time Leadville Trail 100 MTB Training Camp presented by Kenetik. Across three days, you’ll cover every mile of the legendary course with special attention to the most grueling sections: Powerline, St. Kevins and the iconic Columbine climb. In …

The Hundo

Bailey, Colorado Bailey, CO, United States

The Hundo Located less than an hour southwest of Denver, the Buffalo Creek Trail System and the Colorado Trail are home to some of the best mountain biking in the country. The Hundo is an epic mountain bike race in the beloved Buffalo Creek area. Racers are treated to miles and miles of beautiful, flowy …