Rise & Shine Rando Series

January 9 and January 23, 2018
Arapahoe Basin Ski Area, CO

Head to A-Basin for a four-part series of uphill challenges two Tuesday mornings in January. Challenge yourself to all four or pick and choose which morning works the best for you and your workout schedule. Starting at the base area at 10,780 feet and finishing near the Summit at 12,474 feet, the early morning Rise and Shine Rando Races are a fun and challenging way to start your day! arapahoebasin.com

Fat Bike World Championships

January 24-28, 2018
Crested Butte, CO

This new classic features epic Fat Bike venues, a Demo Day, Vendor Showcase, discounted ski lift tickets, free beer, branded burgers, tons of swag, prizes and live music. cbchamber.com/events/fat-bike

Alley Loop Nordic Race

February 3, 2018
Crested Butte, CO

This annual nordic race runs through the heart of Crested Butte and its environs. Choose from events that run from 1.5K to 42K and don’t forget to wear your goofiest costume. cbnordic.org/alley-loop-nordic-marathon

Ski Santa Fe Fireball Rando Race 

February 2-3, 2018
Ski Santa Fe, NM

The course for this skiing and climbing event serves up singletrack kick turns, skinning, groomer downhill, challenging tree skiing and a stunning technical bootpack up Big Rocks. cosmicski.com/event/santafe18

Abominable Winter Adventure Run

February 3, 2018
Como, CO

This winter obstacle race is not for the timid. Bring your friends and get “yeti.”
abominablerun.com

Old Man Winter Bike Rally & Run

February 11, 2018
Lyons, CO

Bundle up and get ready to run and/or ride Colorado’s best mixed terrain. Riders can choose 50km or 100km of dirt, snow, sweat and beer rolling through Boulder County. Runners can crush the 5.4-mile course, a fast, flat “Best of Lyons” tour, that integrates singletrack trails, red rock canyons and gravel paths. Everybody enjoys luxury aid stations with real food and hydration, as well as a hot meal and a cold beer at the finish line, and a killer post-ride party with great music, a fire pit and a massive raffle. oldmanwinterrally.com

Moose Chase Nordic Marathon

February 17, 2018
Jackson Hole, WY

The Jackson Hole Ski & Snowboard Club is proud to present the 26th Annual Moose Chase Nordic ski race at the Trail Creek Nordic Center. This premier Nordic race includes a 30k (that skis like a 50k), a 15k, 5k, 3k, and a free 1/2k. jhskiclub.org/moosechase

Moab Spring Trail Run 

March 4, 2018
Moab, UT

Make tracks where the Dinosaurs made tracks 150 million years ago! This race takes place on the Klondike Bluffs Trails, north of Moab. It is a super fun course featuring classic Moab singletrack including slickrock, red-dirt Trails, and scenic views of Arches National Park. trainingrx.com

Town Downhill
A.K.A. “Mini Hahnenkamm” 

March 9, 2018
Jackson Hole, WY

This race features the heart-throbbing Mini-Hahnenkamm course on Snow King with divisions for Pro, Recreation, Telemark, Junior, Fat and Baggy and Snowboard. It’s the club’s way of recognizing that skiing—and ski racing—are truly lifetime sports. jhskiclub.org/towndownhill

Moab Thaw Mountain Bike Festival

March 9-11, 2018
Moab, UT

Thaw out with rides, demos, games and food. moabthaw.com

17th Annual Frozen Dead Guy Days Coffin Races

March 9-11, 2018
Nederland, CO

Six pallbearers carry, push, pull or drag their adorned coffin, rider in tow, through a course of snow, mud and challenging obstacles. The top four time teams will race in quarter finals, top two from each heat will race for 1st and 2nd place. Trophies and cash prizes for best costume, most spirited and placement. frozendeadguydays.org

Grand Traverse

March 23-24, 2018
Crested Butte, CO

North America’s Extraordinary Backcountry Ski Race is now one of three big events in the Grand Traverse Triple Crown. thegrandtraverse.org

Karen Oatey Pole Pedal

March 24, 2018
Jackson Hole, WY

The five-leg race starts at the top of Jackson Hole Mountain Resort and finishes at Astoria Hot Springs Park in Snake River Canyon. It consists of an alpine ski/snowboard leg, a short running leg, a cross-country ski leg, a bicycle leg and a boating leg. jhskiclub.org/polepedalpaddle

18th Annual Cardboard Box Derby

April 7, 2018
Grand Targhee Resort, WY

It’s all about creativity, engineering, and physics. Grab your team and build your cardboard craft for the 18th Annual Grand Targhee Cardboard Box Derby. The rules to building your craft are simple: Built it solely of cardboard, paper, glue, tape and string. Sponsors’ names must be printed somewhere on the craft. Complete rules and a release form are available on the race website. The event costs $10 to enter; all entry fees go toward prize money for best craft in both juniors and adults. grandtarghee.com/event/annual-cardboard-box-derby/

Horsetooth Half Marathon, Relay & 5k

April 15, 2018
Fort Collins, CO

Enjoy Fort Collins and these three spring runs. horsetooth-half.com

CB Pole Pedal Paddle

April 29, 2018
Crested Butte, CO

The CB3P is a multi-sport endurance race that spans the length of the Gunnison Valley, starting in Mt. Crested Butte and finishing in Gunnison. Including an uphill/downhill ski leg, road bike leg and kayak leg, the CB3P takes participants and spectators on an exciting tour that follows the valley’s spring runoff path. crestedbutte3p.com

SCOTT Enduro Cup

May 5, 2018
Moab, UT

Moab is an iconic mountain biking destination that boasts endless desert riding, incredible mountain vistas and technical slickrock terrain. Round one of the 2017 SCOTT Enduro Cup is a human powered single-day season kickoff where the strongest, and, as history tells, most seasoned riders tend to take home the win. endurocupmtb.com/moab-ut-may-5

Epic Rides Grand Junction Off-Road

May 18-20, 2018
Grand Junction, CO

Climb out of downtown Grand Junction onto the Uncompahgre Plateau (the world’s largest mesa), while connecting some of the area’s favorite technically challenging singletrack, doubletrack, gravel roads and the occasional paved segment on the world-famous Lunch Loops trail system and beyond.
epicrides.com/events/grand-junction-off-road/event-guide/

Vail Recreation District’s La Sportiva Boneyard Boogie 

May 19. 2018
Eagle, CO

The La Sportiva Boneyard Boogie kicks off the Vail Recreation District’s 2018 La Sportiva Vail Trail Running Series (a seven-race summer series) with an 11K scamper through pinyon grooves and juniper shrubs. The race course features an elevation gain of 1,448 feet, reaching a maximum elevation of 7,650 feet. vailrec.com/sports-activities/vail-race/trail-running-racing/boneyard-boogie-vail-trail-run

Colfax Marathon

May 19-20, 2018
Denver, CO

Run through the heart of Denver in this classic Centennial State marathon. runcolfax.org

The Original Growler

May 26-27, 2018
Gunnison, CO

The 64-mile Original Growler and 32-mile Half Growler both take in breathtaking scenery, sage brush and giant smiles. originalgrowler.com

Bolder Boulder

May 28, 2018
Boulder, CO

This Memorial Day tradition follows a 10K route through the heart of downtown Boulder. bolderboulder.com

Dirty Girl Mud Run 

TBD June, 2018
Copper Mountain, CO

The Dirty Girl Mud Run is a 3.1-mile, 14-obstacle muddy event built to inspire fabulous females to run, walk, climb, jump and laugh their way, hand-in-muddy-hand, to an unabashed sense of accomplishment. godirtygirl.com

Grand Teton Half Marathon

June 2, 2018
Jackson Hole, WY

Who wants to run the Tetons? grandtetonhalfmarathon.com

Ragnar Trail Snowmass

June 8-9, 2018
Snowmass Resort, CO

Teams of eight will find the perfect fusion of trail running, high-country camping and Rocky Mountain beauty in the Ragnar Trail Snowmass. runragnar.com

Ride the Rockies

June 9-15, 2018
Colorado 

Four-hundred-and-fifty miles of riding with over 30,000 feet of elevation gain over seven days.
ridetherockies.com

SCOTT Enduro Cup

June 9-10, 2018
Angel Fire, NM

Angel Fire Bike Park offers over 60 miles of new and improved trails for riders of all abilities on one of the largest lift-accessed mountains in North America. Drop in at 10,667 feet for 2,000 feet of Southern Rockies altitude adjustment. Sweet berms, flowy lines and monster jumps—they’re all here. Round two of the SCOTT Enduro Cup presented by Vittoria in Angel Fire, New Mexico, runs June 9-10. The Angel Fire round is now part of the 2018 National Enduro Series. endurocupmtb.com/angel-fire-nm-june-9-10

Bighorn Mountain Wild & Scenic Trail Run 

June 14-16, 2018
Sheridan, WY

This wild and scenic event features 100-mile, 52-mile, 32-mile and 18-mile trail runs held every year the third weekend in June. bighorntrailrun.com

Epic Rides Carson City Off-Road

June 15-17, 2018
Carson City, NV

Climb your way into the eastern edge of the Sierra Nevada, take in huge views of Lake Tahoe, Washoe Valley and Carson Valley while connecting some of the area’s favorite (and most challenging) pieces of singletrack, doubletrack, gravel roads and the occasional pavement. epicrides.com/events/carson-city-off-road/event-guide/

Leadville Trail Marathon & Heavy Half

June 16, 2016
Leadville, CO

Run through the historic mining district’s challenging old mining roads and trails, and hit a high of 13,185 feet at Mosquito Pass during the Leadville Trail Marathon or Heavy Half Marathon. The views will leave you breathless, if you’re not already. The gritty marathon will mark its 17th year running in 2018, while the Heavy Half will mark its 13th. leadvilleraceseries.com

Bear Bait 8

June 23, 2018
Casper, WY

These eight-hour and four-hour endurance races take place on Casper Mountain in Wyoming. The races begin and end at the Skunk Hollow area. They feature 85-percent beautiful singletrack through the forest on the mountain and 15-percent on doubletrack. You’ll be sure to find the course a challenge with a burly 610-feet of elevation gain on each lap.travelwyoming.com

Angel Fire Adventure Marathon, Half Marathon, 5k

July 1, 2018
Angel Fire, NM

Join the adventure this summer for the fourth Angel Fire Adventure Marathon, Half Marathon, 5K and Happy Feet Kids Run! Enjoy breathtaking mountain scenery with a run through picturesque Angel Fire, New Mexico. The rolling course is great for beginning runners, but it poses just enough of a challenge for those looking to test their endurance. angelfireadventure.com

Vail Recreation District’s La Sportiva Vail HillClimb

July 7, 2018
Vail, CO

Named the best trail race by Colorado Runner magazine in 2006 and 2011, the HillClimb tests local, regional and national runners with a 7.7-mile climb up Vail Mountain. Race participants will follow the historic gravel doubletrack route ascending over 2,200 vertical feet that has made the HillClimb a favorite among trail running enthusiasts. vailrec.com

Leadville Stage Race 

July 27-29, 2018
Leadville, CO 

Buckle up! The Leadville Stage Race takes the course of the historic Leadville Trail 100 MTB and spreads it over three exciting days. Riders get the chance to win daily prizes. leadvilleraceseries.com

Spring Creek Memorial & Fun Run

July 28, 2018
Steamboat Springs, CO

Enjoy beautiful 9.5-mile and 5K races on one of Steamboat’s premier trails, featuring aspens, a beautiful creek, wildflowers and awesome singletrack. The 9.5M also runs on a beautiful private property section only used in the race. runningseries.com

SCOTT Enduro Cup

July 28, 2018
Powderhorn, CO 

Round four of the 2018 Enduro Cup season rolls to the Grand Mesa of Western Colorado for a single-day race at one of the newest downhill bike parks in the state. Lift-served trails with big jumps, technical rock gardens and high speeds through forests of aspen will test even the best riders at Powderhorn resort. endurocupmtb.com/powderhorn-co-july

Continental Divide Trail Run

August 25, 2018
Steamboat Springs, CO

Beautiful and challenging 16-mile and 50K options follow gorgeous and rugged Fish Creek. You will run through aspen trees and by two waterfalls as you head up to the divide. Both races feature quite a bit of climbing in the beginning and roll to downhill trail. Finish at the top of the gondola after running down the gorgeous Sunshine Trail at the ski area. runningseries.com

Giddyup Golden Mtn Bike Race

TBD September, 2018
Golden, CO

This mountain bike festival in Golden is part ride, part race… and all fun. goldengiddyup.com

NED NED

September 8, 2018
Nederland, CO

Voted “Best of the Rockies” for the past two years, the Ned Ned race features 5K, 10K or Half Marathon races and supports TEENS, INC., celebrating 20 years of serving Colorado youth. Now part of The Colorado Mountain Half Series! comtnhalf.com | nednedrun.com | teensinc.org

Pedal the Plains

September 14-16, 2018
Keenesburg, CO

There’s no better way to experience the rolling hills, majestic bluffs and native grasslands of the Eastern Plains than from a bicycle. Pedal on through Weld and Morgan counties, passing by some of Colorado’s proud landmarks including The Wild Animal Sanctuary. pedaltheplains.com

Epic Rides Oz Trails Off-Road

October 5-7, 2018
Bentonville, AR

Enjoy a roll out from downtown Bentonville into the foothills of the Ozark mountains, where participants will connect a selection of Northwest Arkansas’ (NWA) finest singletrack, occasional doubletrack and pavement. epicrides.com/events/oz-trails-off-road/event-guide/