2018 - 2019 Colorado Marathon Calendar

Browse our Marathon Calendar for races organized in Colorado among 33 races.

33 races

Vail Valor Races

Vail Valor Marathon
2018-05-28 - 08:00
North America / USA / Mountain Region / Colorado / Parshall
Marathon
Road Running Solo

REVEL Rockies Marathon & Half Marathon

REVEL Rockies Marathon
2018-06-03
North America / USA / Mountain Region / Colorado / Denver
Marathon
Boston Qualifier Road Running

Steamboat Marathon, Half Marathon and 10K

Steamboat Marathon
2018-06-03 - 07:30
North America / USA / Mountain Region / Colorado / Steamboat Springs
Marathon
Boston Qualifier Road Running Hilly

Runoff Runoff!

Marathon
2018-06-09
North America / USA / Mountain Region / Colorado / Creede
Marathon
Road Running Solo

Estes Park Marathon & Half Marathon, 10K & 5K

Estes Park Marathon
2018-06-17 - 06:10
North America / USA / Mountain Region / Colorado / Estes Park
Marathon
Road Running Solo

Estes Park Marathon & Half Marathon, 10K & 5K

Estes Park Marathon Team Relay
2018-06-17 - 06:00
North America / USA / Mountain Region / Colorado / Estes Park
Marathon
Road Running Relay

Silverton Alpine Marathon

Silverton Alpine Marathon
2018-07-28 - 08:00
North America / USA / Mountain Region / Colorado / Silverton
Marathon
Mountain Trail Running Mountain Solo

Aspen Backcountry Marathon

Marathon
2018-08-11 - 06:00
North America / USA / Mountain Region / Colorado / Aspen
Marathon
Mountain Trail Running Hilly Solo

Mt. Sneffels Marathon/Half

Mt. Sneffels Marathon
2018-08-11 - 06:30
North America / USA / Mountain Region / Colorado / Ouray
Marathon
Road Running Point to Point Solo

Pikes Peak Marathon

Pikes Peak Marathon
2018-08-19 - 07:00
North America / USA / Mountain Region / Colorado / Colorado Springs
Marathon
Mountain Trail Running Mountain Solo

American Discovery Trail Marathon

Marathon
2018-09-03 - 06:30
North America / USA / Mountain Region / Colorado / Colorado Springs
Marathon
Boston Qualifier Trail Running Point to Point Solo

All-Out Fallfest 1M, 5K,10K, Half & Full Marathon

Marathon
2018-09-22
North America / USA / Mountain Region / Colorado / Westminster
Marathon
Road Running
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