| A gravel road race that takes place on the open rolling hills of the Colorado Front Range. 50 and 160 miles, self-supported. |
| An annual 7-day, fully-supported bicycle tour in the wide-open valleys and the majestic peaks of Colorado's Rocky Mountains. |
| A 100-mile benefit bike ride for San Luis Valley Habitat for Humanity in Alamosa, Colorado. |
| This Canon City event combines the Royal Gorge Century Ride with a unique beer tasting experience to make up one of the coolest events in Southern Colorado. |
| An annual bicycle race starting in Idaho Springs, Colorado to the Summit of Mt. Evans. It is the longest-running hill climb in the USA! |
| An annual event that takes place in Boulder, Colorado. Buy, sell, and swap bicycles, parts, and gear. |
| Colorado's premier off-road endurance race climbs 13,719 feet over its 100 miles and will remind you of what backcountry mountain biking is all about. |
| This ride offers outstanding views of Colorado's highest mountain peaks while enjoying the sunshine of the Arkansas River Valley. 40, 50, 62, and 100 mile options. |
| Ride the beautiful back roads around Boulder, Colorado on 14, 35, 50, 70, and 100 mile routes. |
| Enjoy a ride in the mountains near Frisco, Colorado, and help complete the bike trail around Lake Dillon! 21, 45, 60, and 100-mile options. |
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| The CoCo Century is a remarkably flat road bike route through various rural communities in Southeast Colorado, starting and ending in Ordway. |
| An annual two-day educational and advocacy conference aimed at improving bicycling in Colorado. |
| A one-day bicycle ride that takes place in Eagle County, Colorado, with 42, 68, and 100 mile route options. |
| Enjoy breathtaking scenery, gorgeous roads and three challenging climbs on one of Colorado's classic alpine road rides. |
| The Courage Classic is an annual three-day, 157-mile bicycle tour that begins and ends in Leadville, Colorado and raises funds for the Children's Hospital in Aurora. |
| A challenging 3-day charity tour over 5 mountain passes covering some of the most beautiful scenery in South Western Colorado. |
| The Denver Century Ride offers a 22-mile family ride fun ride, an exhilarating 62-mile metric century, and a challenging 100-mile century, each starting and ending at Invesco Field in Denver, Colorado. |
| This ride offers spectacular fall views of the scenic San Juan Basin, with 37, 60, and 100 mile options. |
| An annual event that takes place in Fort Collins, Colorado. Buy, sell, and swap bicycles, parts, and gear. |
| The Fruita Fat Tire Festival kicks off the mountain bike season in the beautiful red rock country near Fruita, Colorado. |
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| A gran fondo with 20, 60, and 90-mile route options. Part of the Gran Fondo National Championship Series, which offers some of the longest timed sections and most challenging terrain anywhere. |
| An annual charity ride that takes place in Montrose, Colorado, with 35, 50, 75, and 112 mile route options. |
| One of the classic bicycle events in the West takes place every Memorial Day weekend in Durango, Colorado. |
| The McKee Classic Bike Tour is an annual bicycle ride in Loveland, Colorado, with 10, 30, 37, and 62-mile route options. |
| An annual non-competitive bicycling tour for riders of all abilities, that takes place in Montrose, Colorado and features both road and mountain rides. 40 and 100 mile road options. |
| An annual cycling event in Teller County, Colorado with 19, 75, and 106 mile routes at over 8500 feet of altitude. |
| A grueling and rewarding, one day, bicycle ride from Telluride, Colorado to Gateway Canyons, Colorado, with 70, 100, 103, and 133 mile route options. |
| An annual winter cycling event with 50 km or 100 km of dirt, snow, sweat, and beer, in the world-famous cycling mecca of Boulder County, Colorado. |
| Pedal For Your Cause is a Longmont, Colorado cycling fundraiser to help bring the world of cycling to kids with disabilities. Riders choose between a 50, 25 and 10 mile routes. |
| Pedal The Plains is a one-of-a-kind three-day cycling event celebrating the agricultural roots and frontier heritage of the Colorado Eastern Plains. |
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| Pedaling 4 Parkinson's is a charity bike ride starting in Creekside Park in Glendale, Colorado, to benefit the Michael J. Fox Foundation for Parkinson's Disease research. |
| Pedaling for St Pat's is an annual 50K bike ride that is part of the St.Patrick's Day celebration in Colorado Springs, Colorado. |
| An annual recreational bicycle ride that takes place in the scenic foothills of Larimer County, Colorado. 11, 35, 65, and 100-mile route options. |
| A Colorado charity cycling event featuring a scenic and challenging century route through and around Front Range landmarks and mountain towns. |
| A charity bike race/recreational ride that gives riders the opportunity to ride a stunningly scenic mountain route near Aspen, Colorado while it is free of motorized vehicles. |
| An annual bicycle tour that takes 2000 cyclists on a 6-7 day ride on paved roads through Colorado's Rocky Mountains each June. |
| Join 1000 of your new best friends and ride through Garden of the Gods and the streets of Colorado Springs, Colorado on this annual midnight bicycle ride. |
| A challenging road bike ride along one of Colorado's most beautiful scenic highways, 102 miles from La Veta to Segundo and back. |
| A non-competitive, fully-supported bike ride through some of northwest Colorado's most spectacular areas around Steamboat Springs, Colorado. 25, 40, and 110 mile routes. |
| Tour de Vineyards is a great way to celebrate the start of fall, by joining in this 25-mile bicycle tour of Colorado's Wine Country, in and around Palisade, Colorado. |
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| The Tour of the Moon takes place at the Colorado National Monument in Grand Junction, Colorado, with 41-mile and metric century mileage options. |
| Over 120 miles and more than 10,000 feet of elevation gain over three major mountain passes make this Evergreen, Colorado event only for the fittest cyclists. |
| The world's largest consumer bicycle and sports expo takes place in Denver, Colorado. |
| Created for women by women, Venus de Miles is Colorado's first women's-only bike ride, rolling from Bohn Park in Lyons, Colorado with 35 and 65-mile options. |
| A one-day cycling event in Highlands Ranch, Colorado, with 6, 45, 62, and 100-mile route options in the beautiful scenery of Douglas County. |
| A Gran Fondo style timed road ride from Gunnison to Crested Butte, circumscribing the West Elk mountains of Colorado, with 130-mile and 100-mile route options. |