2016 - 2017 Colorado Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Colorado among 646 races.

646 races

The Beulah Challenge

Run
October 01, 2016 Race day in 4 days
USA / Mountain Region / Colorado / Beulah
5k race - 5 kilometers

The Beulah Challenge

Run/Trail Run
October 01, 2016 Race day in 4 days
USA / Mountain Region / Colorado / Beulah
10k race - 10 kilometers
Trail

The Beulah Challenge

Run/Trail Run
October 01, 2016 Race day in 4 days
USA / Mountain Region / Colorado / Beulah
Half Marathon - 13.100 miles
Trail

The Beulah Challenge

Walk
October 01, 2016 Race day in 4 days
USA / Mountain Region / Colorado / Beulah
5k race - 5 kilometers
Walk

Blue Sky Trail Marathon

October 02, 2016 Race day in 5 days
USA / Mountain Region / Colorado / Fort Collins
Marathon
Trail

Hot Chocolate Denver 15/5k

Hot Chocolate Denver 15k
October 02, 2016 Race day in 5 days
USA / Mountain Region / Colorado / Civic Center Park, Denver
10 km race to Half Marathon - 15 kilometers
Charity Road Running Hot Chocolate 15/5K

Hot Chocolate Denver 15/5k

Hot Chocolate Denver 5k
October 02, 2016 Race day in 5 days
USA / Mountain Region / Colorado / Civic Center Park, Denver
5k race - 5 kilometers
Charity Road Running Hot Chocolate 15/5K

Run 4 Their Lives - North Denver

5k Run/Walk
October 08, 2016 Race day in 11 days
USA / Mountain Region / Colorado / Brighton
5k race - 5 kilometers
Walk

Durango Double

Animas Surgical Hospital Durango 25K Trail Run
October 08, 2016 Race day in 11 days
USA / Mountain Region / Colorado / Durango
Half Marathon to Full Marathon - 25 kilometers
Trail

Durango Double

Animas Surgical Hospital Durango 50K Trail Run
October 08, 2016 Race day in 11 days
USA / Mountain Region / Colorado / Durango
Ultramarathon - 50 kilometers
Trail

Avs 5K

October 08, 2016 Race day in 11 days
USA / Mountain Region / Colorado / Denver
Shorter than 10 km race - 3.100 miles

Run 4 Their Lives - North Denver

Kids Fun Run
October 08, 2016 Race day in 11 days
USA / Mountain Region / Colorado / Brighton
Shorter than 10 km race - 1 miles

LONG 5K FOR LITTLE HEARTS

October 08, 2016 Race day in 11 days
USA / Mountain Region / Colorado / Littleton
5k race - 5 kilometers

Sigma Kappa Miles for Memories

October 08, 2016 Race day in 11 days
USA / Mountain Region / Colorado / Greeley
5k race - 5 kilometers
Charity

Boulder Rez Marathon

10K
October 09, 2016 Race day in 12 days
USA / Mountain Region / Colorado / Boulder Reservoir, Boulder
10k race
Flat