Rattler Racing is excited to be hosting one of Colorado’s original XC races. The Bear is Back! Come join us for a classic Front Range mountain bike race. The approximate 10-mile loop will have plenty of tough short climbs, killer single track, quick descents, and plenty of meandering through Bear Creek Lake Park to keep […]
35 events found.
Events
Calendar of Events
|
Monday
|
Tuesday
|
Wednesday
|
Thursday
|
Friday
|
Saturday
|
Sunday
|
|---|---|---|---|---|---|---|
|
0 events,
|
0 events,
|
0 events,
|
0 events,
|
0 events,
|
3 events,
-
The East Side Epic is full of surprises. Expect a mix of terrain and conditions that could be anything from fresh snow to dirt. No matter what Mother Nature serves up, this route delivers a truly epic ride every time.
-
|
1 event,
-
|
|
0 events,
|
0 events,
|
1 event,
Since 1991, the Karen Hornbostel Memorial Time Trial has been a spring rite of passage—Wednesday evenings at Cherry Creek State Park—where riders gather to test themselves against Colorado’s mercurial weather and a deceptively beautiful course. |
0 events,
|
1 event,
A mini gravel training camp. 📍 Boulder, Colorado 📅 April 10–12 Three days of volume, climbing, and getting better—together. We’ll ride some of the most iconic gravel in Boulder County, stack over 200 miles and 10,000+ ft of climbing, and spend real time together—both in the saddle and off the bike. $350 total • $200 […]
$350.00
|
2 events,
The Front Range Cycling Classic hosted by the United State Air Force Academy Cycling Team has returned for April 11th and 12th 2026! Featuring a technical Airfield Criterium on Sunday and an intense Road Race on Saturday, food trucks will be available! |
|
|
0 events,
|
0 events,
|
2 events,
Since 1991, the Karen Hornbostel Memorial Time Trial has been a spring rite of passage—Wednesday evenings at Cherry Creek State Park—where riders gather to test themselves against Colorado’s mercurial weather and a deceptively beautiful course.
-
Important Race Information Online race entries are required for time trail races for ALL RACERS (including members and juniors). All racers must enter this race by 8:00 PM the night before the race. Scroll down for race entry information. Start lists will be posted on this page by 10:00 PM the night before the race. Racers […] |
0 events,
|
0 events,
|
2 events,
-
100 miles, 10 Taco Bells, all from the comfort of your saddle. At each stop, you refuel with Taco Bell — the official fuel of questionable athletic decisions. Whether you're a seasoned century rider or just here for the chalupas, this ride is for you.
Free
-
On April 18, a tradition that is nearly eight decades old will return: a bike race around Colorado State University’s historic Oval. The Oval Criterium is hosted by the CSU Rams Cycling Team and serves as the club’s biggest annual fundraiser. It attracts many riders from around the region in addition to CSU students. |
2 events,
-
On April 18, a tradition that is nearly eight decades old will return: a bike race around Colorado State University’s historic Oval. The Oval Criterium is hosted by the CSU Rams Cycling Team and serves as the club’s biggest annual fundraiser. It attracts many riders from around the region in addition to CSU students.
-
Join riders in cities around the world on Bicycle Day to raise awareness, connect with like-minded people, and push the psychedelic movement forward. Register to join us for the 5-mile ride of a lifetime through the heart of the Mile High City, followed by an epic afterparty at Cervantes. ✨We invite riders to come dressed […] |
|
0 events,
|
1 event,
-
The Road Ahead 2026: The Future of Urban Mobility Join us for Transportation Solutions' 21st annual seminar featuring a buffet breakfast, presentations, and a panel discussion during Earth Week. This year's dynamic, half‑day event dives into the future of Denver’s transportation landscape with internationally renowned mobility expert David Zipper, Senior Fellow at the MIT Mobility […]
$20
|
1 event,
Since 1991, the Karen Hornbostel Memorial Time Trial has been a spring rite of passage—Wednesday evenings at Cherry Creek State Park—where riders gather to test themselves against Colorado’s mercurial weather and a deceptively beautiful course. |
0 events,
|
1 event,Key Information Register your gear online today! Online check-in for the 2026 Bike Swap is will open soon ! Save time and money, and register your gear online in advance of the Swap. Bike Donations Are Encouraged! Are you looking to make a difference for Devo, and support the next generation of Durango riders? Please […] |
5 events,
Gravel adventure like no other on Earth. Formerly called Co2uT – now called Desert Gravel and part of the TransRockies Race Series! Welcome to Desert Gravel—the wild ride where gravel meets dinosaur spirit and wide‑open desert fun. We’ve unearthed spectacular terrain right along the Colorado/Utah border, and on April 25, 2026, you’ll be part of […]
-
The Salida Enduro Series is back for 2026! Join us for a month of racing in Salida, Colorado, featuring a packed schedule for racers of all levels. From weekday events to adrenaline-pumping weekend races, we have everything you need for an action-packed April. Don't wait, sign up now and let's hit the trail together! |
3 events,
-
A new 30 mile circuit with a mix of paved and gravel road. Boulder Roubaix features winding curves, breathtaking views and enough elevation change. 
Join FoCo Fondo Monthly Training Rides- come on out to meet and ride with new people! The ride departs from New Belgium Brewing at 10 am. Please fill out the waiver to attend. We’ll stick around afterwards for a beer and food truck lunch. A free Fat Tire is available! Two routes each month, with […]
Free
|
|
0 events,
|
0 events,
|
2 events,
Since 1991, the Karen Hornbostel Memorial Time Trial has been a spring rite of passage—Wednesday evenings at Cherry Creek State Park—where riders gather to test themselves against Colorado’s mercurial weather and a deceptively beautiful course. 
Tour of the Gila is the iconic road bicycling stage race in Silver City, NM. Sanctioned by USA Cycling and the UCI, it provides a chance for amateur athletes to compete on the same courses as professionals. |
1 event, |
1 event, |
5 events,Fangdango is set in the hills just west of Castle Rock. Thanks to the fine folks at the MAC and the town of Castle Rock, the course features some of the old classics at the Phillip Miller Activity Complex. Only a short drive from the Denver Metro area, and very easy to get to, expect […] At the TransRockies Moab Fondo Fest, we're bringing you two incredible events, and the choice is yours – Gran Fondo Moab on Saturday or Gravel Fondo Moab on Sunday. Or, for the ultimate challenge, tackle both events back-to-back! Get ready for an extraordinary weekend of cycling like never before! Join us on Saturday, May 2, […] 
Have you ever wondered what it was like to ride a tandem? It’s probably easier than you think. Come learn how. Do you have a tandem and want to see some cool new stuff? Have you wanted to try an electric-assist tandem? Come check it out. Do you want to ride a tandem, but do […]
Free
Have you ever wondered what it was like to ride a tandem? It’s probably easier than you think. Come learn how. Do you have a tandem and want to see some cool new stuff? Have you wanted to try an electric-assist tandem? Come check it out. Do you want to ride a tandem, but do […]
Free
|
4 events,
All across the US and in Canada, the North American Tandem Association is hosting self-paced tandem rides on May 3rd (California, Oregon, Texas, New Jersey, Ontario Canada, and more). The Denver area ride, co-hosted by da Vinci Designs, Tandem Cycle Works, Tandem Bicycle Tours, Colorado EyeCycle, and the Colorado Tandem Club.
Free
-
Sometimes you don't realize how much you miss something until it's gone! After five long years the Koppenberg is back, maybe for just one last dance. We hope you join the action because we never know when the last goodbye will be. If you're new to racing you'll want to find out if all the […] |