2016 - 2017 Colorado Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Colorado among 623 races.

623 races

Santa Stampede 5K/10K

10K
December 10, 2016 Race day in 4 days
USA / Mountain Region / Colorado / Littleton
10k race - 10 kilometers

Santa Stampede 5K/10K

5K
December 10, 2016 Race day in 4 days
USA / Mountain Region / Colorado / Littleton
5k race - 5 kilometers

Sawmill 17 & 50K+

Sawmill 17 Miler
December 10, 2016 Race day in 4 days
USA / Mountain Region / Colorado / Golden
Half Marathon to Full Marathon - 17 miles
Trail

Sawmill 17 & 50K+

Sawmill 50K+
December 10, 2016 Race day in 4 days
USA / Mountain Region / Colorado / Golden
Ultramarathon - 34 miles
Trail

Rescue Run

10K
January 01, 2017 Race day in 26 days
USA / Mountain Region / Colorado / Colorado Springs
10k race - 10 kilometers

Resolute Runner 5k

January 01, 2017 Race day in 26 days
USA / Mountain Region / Colorado / Arvada
5k race - 5 kilometers

Rescue Run

5K
January 01, 2017 Race day in 26 days
USA / Mountain Region / Colorado / Colorado Springs
5k race - 5 kilometers

Commitment Day 5K - Denver

January 01, 2017 Race day in 26 days
USA / Mountain Region / Colorado / Denver
5k race - 5 kilometers
Charity Road Running Commitment Day 5K

Six Pack Series Winter 1 Mile & 5k - First Event

1Mile
January 07, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Westminster
Shorter than 10 km race - 1 miles

Six Pack Series Winter 1 Mile & 5k - First Event

5k
January 07, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Westminster
5k race - 5 kilometers

Frozen Front Range Marathon

January 07, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Boulder
Marathon
Trail Mountain

Polar Prowl

Polar Prowl 10K
January 07, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Arvada
10k race
All-Out Multisport Productions

Polar Prowl

Polar Prowl 5K
January 07, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Arvada
5k race - 5 kilometers
All-Out Multisport Productions

Polar Prowl

Polar Prowl Half Marathon
January 07, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Arvada
Half Marathon
All-Out Multisport Productions

Winter Six Pack Series - HIGHLANDS RANCH 1 mile & 5k

1 Mile
January 08, 2017 Race day in about 1 month
USA / Mountain Region / Colorado / Littleton
Shorter than 10 km race - 1 miles