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Have an event to List?
Whether a race, special group ride, training opportunity, or cycling-related community event, the 303 calendar showcases it all.  To have an event posted here please follow this link:  Event Policy Submission & Guidelines

Staunton Blizzard

Staunton State Park 12102 South Elk Creek Road, Pine

Join us on February 23rd at Staunton State Park for the Third Annual Staunton Blizzard, the Front Range Fat Bike Race & Ride! A big, fat, fun day of racing

Mineral Belt Mayhem

WHAT? 13 Mile loop around Leadville with a hint of singletrack
Registration starts at 4:00 p.m at Cycles of Life.

Race 2 of 4 in Colorado

Pueblo Omnium

The Pueblo Omnium takes place March 14th and 15th 2020 in Pueblo, Colorado.  Visit our website for more information:  www.puebloomnium.com

The Pueblo Classic

A Weekend to Promote the Sport of Cycling in PuebloThe Pueblo Classic is a United States Cycling Association and Rocky Mountain Collegiate Cycling Conference sanction event. We aspire to offer

Pedaling for St. Pat’s 50K

Colorado Springs, CO Colorado Springs

Join hundreds of cyclists for your choice of ride across the city. Three courses to choose from ranging from a family friendly course to a grueling but amazing ride from

FATTY PATTY 5OK

This will be the 2nd year of this exciting event with challenging climbs and exciting descents.
WHAT? 4 - 6.5mi singletrack laps with mellow climbing and flowy descents. Individual or team

Louisville Criterium

Kick off the spring season this March at one of the fastest races in Colorado. Louisville offers fast flowing corners, a power incline, and wide open roads to really put

Buff Gold Road Race

This 6-mile circuit brings you through Boulder County’srolling terrain, with a 50/50 combination of paved and dirt
roads

East Side Epic

WHAT? 14 mile course throughout the historic east side of Leadville!
Race 4 of 4 in Colorado

Smith Mountain Rally

Friday – Bill Heddles Short Track RaceDetails: Early packet pickup will get the chance to participate in the Friday night short track race around the Bill Heddles Recreation Center’s trails

AntiEpic Gravel Grinder Double Century

The AntiEpic Gravel Grinder was created by gravel aficionado and ridinggravel.com founder, Ben Welnak, in 2012. This event rapidly gained popularity in Colorado as many Front Range riders used it

Koppenberg Road Race

The infamous Koppenberg Race, featuring the climb (17% grade), is the queen of the spring time cycling events in Colorado. This rustic setting sits next to, and incorporates parts of

Bikerpelli

Trip 1: April 30 - May 3Trip 2: May 7 - 10
Registration opens: January 15th @ 10:00am

The Kokopelli Trail was built in 1989 by COPMOBA, a small group of

US Bank 18 Hours of Fruita

LIMITED TO FIRST 100 TEAMS and 30 SOLOS!!! 5-8 PERSON CATEGORY CAPPED AT 35 TEAMS!! EXPANDED CATEGORIES!!DEADLINE FOR ENTRY IS APRIL 25 -Unless cap of 100/30 is reached earlier.

All teams

Encierro Velo

Peaceful Valley Scout Camp 22799 N Elbert Rd, Elbert

Ready to test your courage? Or just looking for a adrenaline rush at the start of a awesome season? Then Encierro Velo is your spring event. It will wake you

Gran Fondo Moab

 Registration will open December 7th at 8:00 am 
The Gran Fondo Moab will be emulating an old Italian tradition. We will be riding the most spectacular mountain pass in the

Cinco De Grindo

CINCO DE GRINDO (www.cincodegrindo.com) Saturday - May 2nd - 2020 - 8:00ish BOULDER, CO - KETTLE AND SPOKE BREWERY PAVEMENT - GRAVEL - SINGLETRACK - DOUBLETRACK - BANANA PEELS - OTHER SURFACES What? - Its a free back-country race inRead More

Ridgeline Rampage

Come out for the 10th annual spring fling on the grassy lawn at the Phillip S. Miller Amphitheater. Bring your blanket, spread out on the lawn and cheer on the

12 Hours of Mesa Verde

The 12 Hours of Mesa Verde is a premier cycling event organized by volunteers dedicated to improving the lives of youth in Southwest Colorado.
HISTORY
The 12 Hours of Mesa Verde began

Colorado Junior Cup

Colorado Junior Cup is a non-profit event under the Junior Cycling Project. It is a fundraising event. Proceeds from the race flow through to benefit the students of the Platte

Desert RATS Mtn Bike Classic

The 2020 race will be a single 50K loop at 18 RoadRace on the beautiful flowy singletrack and dirt roads at 18 Road. This single loop course combines the Edge

Grand Enduro

The Grand Enduro will challenge you on three demanding stages in and around Grand Junction

Ride for the Pass

For 30 years the Independence Pass Foundation has been taking care of one of the country’s most magnificent alpine landscapes, enjoyed by hundreds of thousands of visitors every year.  To

Wild Horse Gravel

Wild Horse Gravel showcases the unique high desertscape of the Western Slope. Hosted on the luxury High Lonesome Ranch, riders will be treated to a country cook-out, campfire, cabins, camping

Superior Morgul Weekend

Two of the most iconic course on back to back days, right in the heart of Boulder County!
Superior Morgul Time-Trial - May 16th
Superior Morgul Road Race - May 17th

On Saturday

ROYAL GORGE SIX & TWELVE

Come join us at the Royal Gorge Six and Twelve, just outside of Cañon City, CO! This is a 6- and 12-hour endurance competition that is held at the Royal

Pony Xpress Gravel 160

Come discover the challenge’s Pony Express riders faced in the 1860’s. These earliest American racers speed across remote, desolate regions of America. They had to combine speed, endurance, and mental

Battle The Bear

No license required. Distances for all abilities and ages, including the 3-person Relay Team discipline. The venue at Pelican Point offers an intimate setting for racing action and spectating. Expo

Santa Fe Century

Santa Fe

Come ride with us and enjoy:+ Great camaraderie+ Great food stops+ Great support from over 130 volunteers, all working to ensure you have a

Iron Horse Bicycle Classic

Durango, CO Durango

Brothers Tom and Jim Mayer concocted the idea behind the first Iron Horse Bicycle Classic. Jim worked as a brakeman on the Denver & Rio Grande Western Railroad, which had

The Original Growler

Saturday May 23, 2020, The Half-Growler, around 32-miles on the dirt* (limited to 350 riders)
Sunday May 24, 2020, The Full-Growler, around 64-miles on the dirt*
Sunday May 24,

The Coca-Cola Road Race

McPhelemy Park Buena Vista

The pure essence of the Iron Horse Bicycle Classic – the Coca-Cola Road Race is the event that started it all. Forty-seven miles point to point. Two mountain passes higher

E-Bike Quarter Horse To Purgatory

Durango, CO Durango

Riders in the Pedal Assist Quarter Horse to Purgatory will tour the 25 scenic miles from Durango to Purgatory Resort. After riding through the gorgeous Animas River Valley, you’ll tackle

Quarter Horse Ride to Purgatory

Riders in the Quarter Horse to Purgatory will tour the 25 scenic miles from Durango to Purgatory Resort. After riding through the gorgeous Animas River Valley, you’ll tackle more than

McDonalds Citizen Tour of Silverton

The most popular event in the Iron Horse Bicycle Classic, the McDonald’s Citizen Tour winds through 50 miles of Colorado’s finest scenery. Cyclists conquer two mountain passes higher than 10,000

La Strada La Plata Gravel Ride

Durango, CO Durango

This beautiful tour of the Durango Gravel Ride will not disappoint in all lengths. This is a RIDE NOT a RACE. There will be several strava segments throughout each distance

Sprite Kids Race

Durango, CO Durango

The Sprite Kids Race inspires more smiles in four blocks than anywhere else on earth. For riders ages 3-10, we set up a multitap loop on a closed course in

Morehart Murphy MTB Race

Durango, CO Durango

An urban cross-country race with a serious dose of single track, the Morehart Murphy MTB Race has it all.
Rip through the closed-off downtown. Tear up the hill and around Fort

Durango Cyclery Cruiser Crit

Durango, CO Durango

A full costume cruiser parade on Main Street! Helmets and a signed waiver are required but that’s about the only rule. The crowd judged best costume award gives every entry

Grand Junction Off-Road

All participants will climb their way out of downtown Grand Junction onto the Uncompahgre Plateau, while connecting some of the area’s favorite technically challenging singletrack, double track, gravel

Tour de Victory

The Team Evergreen® Tour de Victory™ is a charity fundraising event to raise awareness for Parkinson’s Disease while benefiting the Davis Phinney Foundation®.A 100K Advanced Ride, 50K Challenge Ride, and

Beti Bike Bash

Come and be a part of the largest women

Grandy Ranch Revolution Enduro – Round 1

Granby Ranch 1000 Village Road, Granby

Round one of Revolution Enduro series will be hosted at Granby  Ranch, Colorado.  This event is a one day race a short drive from the Denver area. This bike park

Denver to Aspen Classic

Denver to Aspen is regarded by many people to be the signature event of the RMCC. Since the club

Sunrise to Sunset Elephant Rock

The Sunrise to Sunset Elephant Rock is designed to offer recreational and competitive cyclists the opportunity to compete in a fun and rewarding 12 hour endurance race on a moderately