2018 - 2019 Colorado Mountain Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Colorado bearing the tag Mountain among 78 races.

78 races

Backcountry Wilderness Half Marathon

2018-11-03 - 08:30
North America / USA / Mountain Region / Colorado / Highlands Ranch
Half Marathon
Mountain Trail Running Hilly Solo

Sawmill 17 & 55K+

Sawmill 17 Miler
2018-12-08
North America / USA / Mountain Region / Colorado / Golden
Half Marathon to Full Marathon
Trail Running Mountain Solo

Sawmill 17 & 55K+

Sawmill 55K+
2018-12-08
North America / USA / Mountain Region / Colorado / Golden
Ultramarathon
Trail Running Mountain Solo

North Fork 50 Mile/50K Trail Race

50 Mile Trail Race
2019-06-01 - 07:00
North America / USA / Mountain Region / Colorado / Pine Valley Ranch Park, Pine
Ultramarathon
Mountain Trail Running Mountain Solo

North Fork 50 Mile/50K Trail Race

50K Trail Race
2019-06-01 - 07:00
North America / USA / Mountain Region / Colorado / Pine Valley Ranch Park, Pine
Ultramarathon
Mountain Trail Running Mountain Solo

Steamboat Marathon, Half Marathon and 10K

Steamboat Half Marathon
2019-06-02 - 07:30
North America / USA / Mountain Region / Colorado / Steamboat Springs
Half Marathon
Mountain Road Running Hilly Solo

Steamboat Marathon, Half Marathon and 10K

Steamboat 10K Run/Walk
2019-06-02 - 07:30
North America / USA / Mountain Region / Colorado / Steamboat Springs
10k race
Mountain Road Running Hilly Solo

San Juan Solstice 50 Mile Run

2019-06-22 - 05:00
North America / USA / Mountain Region / Colorado / Lake City
Ultramarathon
Mountain Trail Running Mountain Solo

Silverheels 100 Mile Endurance Run

100 Mile
2019-07-06 - 04:00
North America / USA / Mountain Region / Colorado / Fairplay
Ultramarathon
Mountain Trail Running Mountain Solo

Silverheels 100 Mile Endurance Run

50 Mile
2019-07-07 - 00:00
North America / USA / Mountain Region / Colorado / Fairplay
Ultramarathon
Mountain Trail Running Mountain Solo

Hardrock 100 Endurance Run

2019-07-19 - 06:00
North America / USA / Mountain Region / Colorado / Silverton
Ultramarathon
Mountain Trail Running Mountain Solo

Ouray 100 Mile Endurance Run

100 Miles
2019-07-26 - 08:00
North America / USA / Mountain Region / Colorado / Ouray
Ultramarathon
Mountain Trail Running Mountain Solo
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