Found 23 races near Chaffee County, CO

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JUN
6

Basalt, CO
• 62.6 miles
The Basalt Half Marathon race combines the stunning beauty of the Frying Pan Valley and a fast downhill course for a great summer race experience. Come celebrate our 49th annual race and bring a...
Half Marathon
65
JUN
6

Anywhere, CO
• 34.9 miles
$27 -$40
Let's get walking or running or riding starting 6/6/26-6/14/26 to raise awareness and funds for 22q.  This virtual event will kick-off on Saturday, June 6 in your community, on your treadmill, or...
5K 10m Half Marathon 20m Marathon
21
JUN
25

Alma, CO
• 38.0 miles
$10 -$155
At Town Park finisher beer, trail, scenic, family-friendly
6m 10K 13m Half Marathon 26m 40m
73
JUN
26

Bailey, CO
• 58.4 miles
$10 -$20
Come one, come all to the first annual "Four Legged 5k" foot race, organized and hosted by the Bailey Chamber of Commerce and benefitting one of our local non-profit organizations, Peaceworks!...
5K
6
JUL
4

Aspen, CO
• 46.2 miles
$65 -$150
Join us for the 40th Annual Boogie's Buddy Race, Presented by Aspen Valley Health!Saturday, July 4, 2026  Rio Grande Park Aspen: 427 Rio Grande Pl, Aspen Kick off your Fourth of July weekend at...
5K
32
JUL
4

Fairplay, CO
• 34.7 miles
$35
New for this year, the Burro Buster 5K takes runners on an exciting tour of Fairplay's River Park Trail, combining historic downtown streets, scenic trails, and beautiful mountain views. Starting...
5K
41
JUL
10

Como, CO
• 42.7 miles
$80 -$385
The Human Potential Running Series Presents: The Silverheels Trail Runs @ COMO ROUNDHOUSE The Silverheels Trail Runs ...
60K 100K
73
JUL
11

Crested Butte, CO
• 44.2 miles
$90 -$110
Historic race trail featuring competitive racing and community celebration
15K 25K
79
JUL
18

Aspen, CO
• 46.0 miles
$115 -$145
The Audi Power of Four Trail Run offers runners a scenic mix of trails across the mountains of Aspen Snowmass. Registrants can choose between the 3 distances offered including 50K, 25K & 10K.  
10K 25K 50K
48
JUL
18

Alma, CO
• 38.1 miles
$10 -$30
Start your morning the Alma way — with a little fresh mountain air, some movement, and a big stack of pancakes. Join us for the Firefighter 5K, a laid-back community run where everyone is...
5K
27
JUL
18

Buena Vista, CO
• 7.0 miles
TransRockies Charity Bibs We are so excited to collaborate with TransRockies to offer charity bibs to this inspiring community! Join us on this 3-day running adventure through the Rockies and do...
11
JUL
25

Aspen, CO
• 46.1 miles
$80 -$260
http://www.aspenvalleymarathon.com
Half Marathon Marathon
41
JUL
25

Salida, CO
• 17.5 miles
$25 -$40
The National High School Trail Championship (NHSTC) is a 5.4 mile trail race for high school athletes and includes 2026 high school graduates and incoming freshmen. The fourth running of the...
4
AUG
1

Fairplay, CO
• 52.6 miles
$100 -$180
The Human Potential Running Series Presents: The Sheep Mountain Trail Runs @ Fairplay, CO Come ready my friends, this...
Half Marathon 50K
86
AUG
9

Leadville, CO
• 35.5 miles
$65 -$80
Leadville Boom Days International Pack Burro RaceHauling Ass for Over 70 Years Step back into the grit and glory of the Old West at the legendary Leadville Boom Days International Pack Burro...
12
SEP
12

Buena Vista, CO
• 7.7 miles
$65 -$100
A Half Marathon and 10K that twist and turn through sage brush and ponderosa pines, all while providing stunning views of the prestige Collegiate Peaks. Located in the Rocky Mountains along the...
10K Half Marathon
34
SEP
26

Westcliffe, CO
• 57.1 miles
$60 -$375
The Human Potential Running Series PresentsThe Sangre de Cristo Trail Festival @ Music Meadows Ranch Come join us on the Rainbow Trail in the Sangre de Cristo mountains. Run beneath the watchful...
27K 50K 100K
136
SEP
26

Buena Vista, CO
• 7.6 miles
$125 -$190
With glorious views of the Collegiate Peaks and 4,000ft of ascent along the way, these 18 or 30 miles of buttery single track and forest roads are perfect for everyone from the first time trail...
30K 50K
SEP
27

Buena Vista, CO
• 7.6 miles
$35 -$50
14er Fest is a multi-user trail event held in the fall in Buena Vista, CO. Trail running is a key component of the event, and we offer two unique races as options. In the spirit of "14er" Fest,...
5K 14K
22
OCT
4

Aspen, CO
• 46.4 miles
$60 -$65
Join us on Sunday, October 4, for a Halloween themed 5.6K (3.5 mile) run or 1 mile walk beginning at Koch park and winding through the Marolt foot path and Moore open space with your furry...
1m
52