Races in the Roaring Fork Valley

Here you’ll find a list of races around Aspen, Snowmass Village, Basalt, Carbondale, and Glenwood Springs. Find an ultra, marathon, half-marathon, 5K, fun run, walk, uphill, snowshoe, xc ski, or fatbike race around the Roaring Fork Valley. To add your event or improve this list, email us at info@aspentrailfinder.com.


Early Jan.XC Ski Race Crown Mountain Park (Basalt)
Cross-county ski race

Mid Jan.Fat Cycle Challenge (Aspen)
A Wintersköl event, fat bike course is a ¾ mile loop through Rio Grande Park, including single track and bridge crossings

Mid Jan.Heathen Challenge (Glenwood Springs)
The Heathen Challenge (snow permitting) strives to incorporate backcountry skiing and skinning into a ski mountaineering race

Mid Jan.Dynafit Heathen Challenge, COSMIC Race (Glenwood Springs)
A backcountry hiking/climbing ski event where racers hike and ski the most challenging terrain at Sunlight Mountain Resort


Early Feb.Aspen Fat Bike Race (Aspen)
A new event held at the Aspen Golf Course on groomed trails for fat bikes only with 3.8 minimum width tires

Early Feb.Ski for Sisu (Carbondale)
Skiathon fundraiser for Spring Gulch Trails where participants may choose between 3.5K, 10K and 12.5K courses

Early Feb.Mother of All Ascensions (Snowmass Village)
Uphill climb from the Base Village Plaza at the bottom of Fanny Hill to the
High Alpine Restaurant

Early Feb.Redstone WinterFest Fat Tire Bike Race (Redstone)
5K fat bike loop around Redstone Castle

Early Feb.Redstone WinterFest Snowshoe Race (Redstone)
5K snowshoe loop around Redstone Castle

Mid Feb.Owl Creek Chase (Aspen, Snowmass Village)
A 21K cross-country ski race from the Snowmass XC Center to the Aspen XC Center

Late Feb.Audi Power of Four Ski Mountaineering Race (Aspen, Snowmass Village)
SkiMo race covers 24 miles and more than 10,000 vertical feet of climbs where teams start in Snowmass Village, traverse to West Buttermilk, then on to Aspen Highlands where they ski over to Aspen Mountain and end in gondola plaza

Late Feb.Challenge Aspen Chris Bove Memorial Uphill (Snowmass Village)
Uphill climb on Snowmass Ski Area with 1,368 vertical feet from Base Camp Bar & Grill to Elk Camp Grill

Late Feb.Ski for the Pass (Aspen)
7K classic ski from the Independence Pass Road winter gate closure to Lincoln Creek to benefit the Independince Pass Foundation


Mid MarchAmerica’s Uphill (Aspen)
2.5 mile uphill climb with 3,000 vertical feet up Aspen Mountain

Mid MarchInferno Uphill/Downhill (Aspen)
Aspen Highlands uphill and downhill speed ski race

Mid MarchBattle in the Bowls (Aspen)
Aspen Highland Bowl uphill and downhill speed ski race

Mid MarchKenny Cline Memorial Sequoia Glen 5K (Glenwood Springs)
5k benefiting local animal shelters, part of the Colorado River Valley Charity Race Series

Late MarchGrand Traverse – Winter (Aspen)
40 mile backcountry ski race from Crested Butte to Aspen that benefits Crested Butte Nordic and other non-profits

Late MarchHike for Hope (Aspen)
Uphill group hike on Buttermilk, 100% of donations goes directly to research that will treat and soon cure Muscular Dystrophy (MD)


Early AprilGrand River Gallop 5K (Rifle)
5k benefiting meals on wheels, part of the Colorado River Valley Charity Race Series

Mid AprilThe New Krabloonik’s K-9 Uphill (Aspen)
Dog and their owners, or borrowers, snowshoe, ski or hike 2,000 vertical feet over two miles from the base of Buttermilk to the East Summit. Proceeds benefit the non-profit, Friends of the Aspen Animal Shelter


Early MayBasalt’s Color Run (Basalt)
5K by Basalt High School’s National Honor Society to benefit the Aspen Hope Center

Mid MayWalk MS (Glenwood Springs)
Walk MS is a charity walk series

Mid MayASP Mother’s Day Mile (Glenwood Springs)
1-mile race benefits the domestic and sexual violence programs of Advocate Safehouse Project

Mid MayRide for the Pass (Aspen)
Recreational ride and road bike race up Highway 82 toward Independence Pass before the road is opened to cars for the season

Mid MayLonghorn Stampede (Basalt)
2-mile obstacle course mud run at the Basalt High School. Obstacles typically include giant hay bale climb, multiple mud pits, and massive water slide.

Mid MayTitan Trot 5K (Silt)
5k benefiting Coal Ridge Booster Club, part of the Colorado River Valley Charity Race Series


Early JuneRagnar Trail Relay (Snowmass Village)
Teams of 8 (or 4) run a series of three challenging single-track trails that start and finish at the Ragnar Village

Early JuneWalk/Run for Their Lives 5K (Silt)
5k benefiting Schneegas Wildlife Foundation, part of the Colorado River Valley Charity Race Series

Mid JuneMountain to Valley Race (Glenwood Springs)
Half marathon, 4-mile run/walk, Simlin’ Sam half-mile loop

Late JuneStrawberry Shortcut (Glenwood Springs)
10K, 5K, and 1-mile Fun Run footrace

Late JuneSnowmass Loop MTB Fondo (Snowmass)
Timed 20 and 40 mile fondo course events both start at Snowmass

Late JuneSopris Century – Ride for the Child (Carbondale)
100-mile, 60-mile, 31-mile, and Family & Kids 12-mile bike races


Early JulyBoogie’s Buddy Race (Aspen)
5-mile race and family & canine 1-mile walk to support the Buddy Program

Early JulyHogback Hustle 5K (New Castle)
5k benefiting the Lions Club, part of the Colorado River Valley Charity Race Series

Mid JulyAspen Valley Marathon (Aspen, Basalt)
Race on the Rio Grande Trail from Aspen to Basalt traveling 1,418 feet downhill

Late JulyMt. Sopris Run off & 4 Mile Fair Run (Carbondale)
14-mile Sopris Run off is a race with over 1,500 feet of climbing and 1,700 feet of descent

Late JulyXTERRA Aspen Valley Triathlon (Basalt)
1,200 meter swim, 12-mile or 6-mile mountain bike, and 3.1 m trail run, the entire event is on private propert in El Jebel

Late JulyBig Mountain Enduro (Aspen, Snowmass)
Two-day mountain biking event on Aspen Mountain and Snowmass Bike Park


Early Aug.Zoot Aspen Triathlon/Duathlon (Aspen)
Event consists of an 800-yard swim, 17-Mile bike to the Maroon Bells, and a 4-mile run in Maroon Creek Valley

Early Aug.Red Bull Rise Aspen (Aspen)
12-hour endurance running event on Aspen Mountain

Early Aug.Audi Power of Four Trail Run (Aspen, Snowmass Village)
Vertical K, 25K, and 50K races

Early Aug.Audi Power of Four Mountain Bike (Aspen, Snowmass Village)
33-mile point-to-point mountain bike race with single and double track trails across the four ski areas of Aspen/Snowmass

Early Aug.Cheatin’ Woodchuck Chase 5 Mile (Rifle)
5k benefiting the Sunlight Winter Sports Bus, part of the Colorado River Valley Charity Race Series

Mid Aug.5K on the Mountain (Snowmass Village)
Part of the Colorado Brewery Running Series, 5k trail run starting and ending on the Snowmass Mall followed by a post beer party

Mid Aug.Ragnar Relay Colorado (Snowmass Village)
Team endurance running event from Copper Mountain to Aspen/Snowmass

Mid Aug.Aspen Backcountry Marathon (Aspen)
Full marathon run almost exclusively on dirt trails

Mid Aug.Susan G Koman Ride for the Cure (Aspen)
100-mile ride throughout the upper Roaring Fork Valley to support breast cancer education and awareness

Mid Aug. – Aspen Summer Races – Mountain Hill Climb (Aspen)
4.6 mile uphill with 3,400 vertical feet elevation gain to raise funds for the Aspen High School Cross-Country Running Teams and to promote running and healthy life style choices

Mid Aug.Basalt Half Marathon (Basalt)
Racers descend approximately 1,000 feet in elevation along Frying Pan Road (paved) and finish in downtown Basalt at Lions Park

Mid Aug.Pyro’s “Push It Up” Trail Run (New Castle)
3.5K, 7.7K or Double Down (DABP) 13K race in memory of Capt. William “Pyro” DuBois who died defending our country when his F16 crashed in the Middle East on 12/01/14.


Early Sept.Grand Traverse Mountain Run and Bike – Summer (Aspen)
40 mile mountain bike and running race from Crested Butte to Aspen

Mid Sept.WEDU Aspen Fifty – Mountain Bike (Aspen)
The race covers some iconic climbs & some brand new ones. Smuggler, Hummingbird, Seven Star, Tin Pot, Reverse Rim, Govt trail.

Mid Sept.Lead King Loop Charity Races (Marble)
Lead King Loop 25K, Quarry Trail Climb 12.5K, Kids Lake Loop 2.5K

Mid Sept.AXS Glenwood – Sprint, Sport & Duathlon (Glenwood Springs)
Adventure Stream Series course involves mountain biking, running, kayaking, caving, rappel, navigation, riverboarding

Mid Sept.Tough Mudder (Snowmass Village)
Team oriented 10-12 mile (18-20 km) obstacle course

Late Sept.Salomon Golden Leaf Half Marathon (Aspen, Snowmass Village)
13.1 mile half marathon traverse from Snowmass Village to Aspen on trails and roads


Early Oct.TNT (Town-N-Trail) 10K Race (Aspen)
10K benefitting the Colorado-Wyoming Chapter of the National Multiple Sclerosis Society

Early Oct.Glenwood Canyon Shuffle Race for Literacy (Aspen)
Run part of the race by running or walking the 5k one-way course from Grizzly Creek to No Name or get the whole canyon experience and run the half marathon route from the start of the canyon to No Name.

Mid Oct. – Aspen Summer Races – Chuck Severy XC 5K (Aspen)
5K traditional cross-country run to raise funds for the Aspen High School Cross-Country Running Teams and to promote running and healthy life style choices


Early Nov.Banzai Trail 5K Run/Walk (Glenwood Springs)
5K benefiting local animal shelters

Late Nov.Aspen Valley Young Life Turkey Trot 5K (Aspen)
5K, 3.1 mile race/walk, 1K Family Fun Run

Late Nov.Basalt Gobble Wobble 5K (Basalt)
5K, 3.1 mile run/walk

Late Nov.Turkey Cross Trot Races (Carbondale)
5K Turkey Trot, Fun Run, & Cyclo Cross

Late Nov.Turkey Trot 5K (Glenwood Springs)
5K Family Fun Run


Early Dec.Summit for Life (Aspen)
Night uphill climb 3,000 vertical feet to the top of Aspen Mountain

Early Dec.Day of Infamy Snowshoe Race (Glenwood Springs)
Snowshoe race at Sunlight Mountain

Mid/Late Dec.Aspen Snowmass SkiMo Race Series (Aspen)
Short courses that include uphill and downhill skiing as well as some bootpacking

Mid Dec.Jingle Bell 5K Run (Carbondale)
Festive 5K where ugly holiday sweaters, Santa hats, bunny suits, leg lamps and jingle bells are strongly encouraged

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