2018 - 2019 Colorado Flat Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Colorado bearing the tag Flat among 31 races.

31 races

Santa Stampede 5K/10K

10K
2018-12-15 - 10:15
North America / USA / Mountain Region / Colorado / Littleton
10k race
Road Running Flat Solo

Santa Stampede 5K/10K

5K
2018-12-15 - 09:00
North America / USA / Mountain Region / Colorado / Littleton
5k race
Road Running Flat Solo

Santa Stampede 5K/10K

Double (Both Events)
2018-12-15 - 09:00
North America / USA / Mountain Region / Colorado / Littleton
10 km race to Half Marathon
Road Running Flat Solo

Snowman Stampede

5K
2019-02-23 - 09:30
North America / USA / Mountain Region / Colorado / Littleton
5k race
Road Running Flat Solo

Snowman Stampede

10K
2019-02-23 - 09:15
North America / USA / Mountain Region / Colorado / Littleton
10k race
Road Running Flat Solo

Snowman Stampede

Half Marathon
2019-02-23 - 09:00
North America / USA / Mountain Region / Colorado / Littleton
Half Marathon
Road Running Flat Solo

Three Creeks Half Marathon

2018-04-22 - 08:00
North America / USA / Mountain Region / Colorado / Denver
Half Marathon
Multi terrain Running Flat Solo

Kaiser Permanente Colfax Marathon

Colfax Half Marathon 13.1
2018-05-20 - 06:00
North America / USA / Mountain Region / Colorado / Denver
Half Marathon
Road Running Flat Solo

Boulder Rez Half Marathon

10K
2018-06-04 - 07:05
North America / USA / Mountain Region / Colorado / Boulder Reservoir, Boulder
10k race
Trail Running Flat Solo

Boulder Rez Half Marathon

5K
2018-06-04 - 07:10
North America / USA / Mountain Region / Colorado / Boulder Reservoir, Boulder
5k race
Trail Running Flat Solo

Boulder Rez Half Marathon

Half Marathon
2018-06-04 - 07:00
North America / USA / Mountain Region / Colorado / Boulder Reservoir, Boulder
Half Marathon
Trail Running Flat Solo

Sand Creek Half Marathon 5K/10K

5K
2018-07-14 - 08:00
North America / USA / Mountain Region / Colorado / Denver
5k race
Road Running Flat Solo
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