Jul
10
Hardrock 100 Endurance Run 2026
The Hardrock 100 Endurance Run 2026 is an ultramarathon of 102.5 miles, plus 33,197 feet of climb and 33,197 feet…
Presented by Rocky Mountain Slam Series
Colorado Events
49 upcoming events
Jul
11
Ned Gravel 2026
Scheduled for July each year, this year’s Ned Gravel 2026 event in Nederland, Colorado, is an unmissable adventure and is…
Presented by Peak to Peak Endurance
Jul
11
Triple Bypass Gran Fondo 2026
The Triple Bypass Gran Fondo 2026, established in 1988, is a legendary ride covering 118 miles with over 10,800 feet…
Presented by Shift Events
Jul
11
Silver Rush 50 Run 2026
Silver Rush 50 Run 2026 is part of the Leadville Race Series. This unique high-altitude trail running event is a…
Presented by Life Time Events
Jul
12
Silver Rush 50 MTB 2026
The Silver Rush 50 MTB 2026 is a hard-charging endurance mountain bike race at the altitudes of Leadville, Colorado, which…
Presented by Leadville Race Series
Jul
17
FoCo Fondo 2026
The FoCo Fondo 2026 is a unique gravel cycling event in Fort Collins, Colorado. Established in 2015 by Zack Allison…
Presented by Bike Sports
Jul
18
Power of Four Trail Run 2026
The Audi Power of Four Trail Run 2026 is a premier endurance event utilizing the challenging and unique terrain of…
Presented by Aspen Snowmass Events & Experiences
Jul
18
719 KOM Challenge 2026
The 719 Ride 2026 is a homegrown and grass-roots fed Colorado Springs cycling event riding in the draft of many…
Presented by Gran Fondo National Series
Jul
19
TransRockies Run 2026
This six-day stage race takes you through the rugged and beautiful backcountry of the Colorado Rockies, covering 120 miles and…
Presented by TransRockies Race Series
Jul
24
Leadville Stage Race 2026
The Leadville Stage Race 2026 takes the course of the historic Leadville Trail 100 MTB and spreads it over three…
Presented by Leadville Race Series
Jul
25
Snowmass 50 2026
The Audi Snowmass 50 2026 mountain bike race showcases the best singletrack in the Aspen/Snowmass region with a 25-mile loop…
Presented by Aspen Snowmass Events & Experiences
Jul
25
Blue Sky Hill Climb 2026
This storied race traces its lineage back to 1962, originally known as the Mt. Evans Hill Climb before being renamed…
Presented by Shift Events
Jul
25
Grand Mesa Ultras 2026
The Grand Mesa Ultras 2026 is an exhilarating trail running event set against the stunning backdrop of Grand Mesa, Colorado,…
Presented by Best Slope Events
Aug
1
Copper Triangle 2026
The Ride Collective brings you a Colorado classic: the annual Copper Triangle 2026 road ride, consistently selected as one of…
Presented by The Ride Collective
Aug
1
Crooked Gravel 2026
Picked as one of our Best Gravel Cycling Events in Colorado, Crooked Gravel 2026 offers two exceptional routes that capture…
Presented by Outside Events
Aug
8
The Broadmoor Cycle to the Summit 2026
For road cycling enthusiasts seeking the ultimate test of endurance, the Broadmoor Cycle to the Summit Pikes Peak 2026 is…
Presented by Colorado Springs Sports Corp
Aug
8
Emerald Mountain Epic Trail 2026
The Emerald Mountain Epic Trail 2026 is one of the most well-attended and beloved trail-running events in Colorado and the…
Presented by Emerald Mountain Epic
Aug
8
Emerald Mountain Epic MTB 2026
The Emerald Mountain Epic MTB 2026 is one of the most well-attended and beloved mountain bike events in Colorado and the…
Presented by Emerald Mountain Epic
Aug
9
Breck Epic 2026
As the name implies, the Breck Epic 2026, America’s premiere 6-day mountain bike stage race, is indeed EPIC. A mountain…
Presented by Greenspeed Project
Aug
15
Leadville Trail 100 Run 2026
In the heart of the Colorado Rockies lies an event that embodies the essence of endurance, tenacity, and the indomitable…
Presented by Leadville Race Series
Aug
15
Leadville Trail 100 MTB 2026
A mountain bike race that needs no introduction, the race of all races…the Leadville Trail 100 MTB 2026. One hundred…
Presented by Leadville Race Series
Aug
16
Leadville 10K Run 2026
Nestled in the heart of Colorado’s Rocky Mountains, the Leadville 10K Run 2026, produced by Life Time Events, offers an…
Presented by Leadville Race Series
Aug
17
Colorado’s Ride 2026
Colorado’s Ride 2026 showcases one of the most scenic areas of Colorado through the lens of two amazing overnight towns,…
Presented by Summit Cycle Solutions
Sep
12
Ned Ned Trail Fest 2026
The Ned Ned Trail Fest 2026, held in September in Nederland, Colorado, is a long-standing trail running event that celebrates…
Presented by Peak to Peak Endurance