2018 - 2019 Colorado Trail Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Colorado bearing the tag Trail among 221 races.

221 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

Jingle Bell 5K Fountain

2018-12-08 - 12:00
North America / USA / Mountain Region / Colorado / Fountain
5k race
Trail Running 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

Run Through Time Marathon and Hard Half

2-Mile Fun Run
2019-03-09 - 09:00
North America / USA / Mountain Region / Colorado / Salida
Shorter than 10 km race
Trail Running Solo

Run Through Time Marathon and Hard Half

Half Marathon
2019-03-09 - 09:00
North America / USA / Mountain Region / Colorado / Salida
Half Marathon
Trail Running Solo

Run Through Time Marathon and Hard Half

Marathon
2019-03-09 - 08:00
North America / USA / Mountain Region / Colorado / Salida
Marathon
Trail Running Solo

Rattler Trail Races

10K
2019-04-13 - 08:00
North America / USA / Mountain Region / Colorado / Colorado Springs
10k race
Trail Running Solo

Rattler Trail Races

50K
2019-04-13 - 07:00
North America / USA / Mountain Region / Colorado / Colorado Springs
Ultramarathon
Trail Running Solo

Rattler Trail Races

25K
2019-04-13 - 07:30
North America / USA / Mountain Region / Colorado / Colorado Springs
Half Marathon to Full Marathon
Trail Running Solo

Greenland Trail 50k

50K Trail Race
2019-05-04 - 07:00
North America / USA / Mountain Region / Colorado / Larkspur
Ultramarathon
Trail Running Solo

Greenland Trail 50k

25K Trail Race
2019-05-04 - 07:30
North America / USA / Mountain Region / Colorado / Larkspur
Half Marathon to Full Marathon
Trail Running Solo
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