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Upcoming Half Marathon Races Near Red Feather Lakes, CO

Rocky Mountain Half Marathon & 5K logo

Rocky Mountain Half Marathon & 5K

Estes Park, CO

Friday, August 1st, 2025

10K
Half
5K
View details for race Rocky Mountain Half Marathon & 5K
Choice City Running Festival logo

Choice City Running Festival

Fort Collins, CO

Friday, August 8th, 2025

1 Mile
5K
10K
View details for race Choice City Running Festival
Calarat Challenge Trail Running Festival logo

Calarat Challenge Trail Running Festival

Jamestown, CO

Saturday, August 30th, 2025

Half
10K
5K
Trail
View details for race Calarat Challenge Trail Running Festival
Black Squirrel Half Marathon logo

Black Squirrel Half Marathon

Bellvue, CO

Saturday, September 6th, 2025

Half
Trail
View details for race Black Squirrel Half Marathon
Fall Equinox logo

Fall Equinox

Fort Collins, CO

Sunday, September 14th, 2025

Marathon
Half
Fast
View details for race Fall Equinox
Red Feather Trail Jamboree logo

Red Feather Trail Jamboree

Red Feather Lakes, CO

Friday, September 26th, 2025

Half
Ultra
Trail
View details for race Red Feather Trail Jamboree
Windsor Marathon, Half Marathon, 10k, 5k & 1 Mile Run logo

Windsor Marathon, Half Marathon, 10k, 5k & 1 Mi...

Windsor, CO

Sunday, October 5th, 2025

Marathon
Half
10K
Trail
View details for race Windsor Marathon, Half Marathon, 10k, 5k & 1 Mile Run
The Long View Marathon logo

The Long View Marathon

Fort Collins, CO

Saturday, October 11th, 2025

5K
Half
Marathon
View details for race The Long View Marathon
Blue Sky Marathon & Half logo

Blue Sky Marathon & Half

Fort Collins, CO

Saturday, October 18th, 2025

Half
Marathon
View details for race Blue Sky Marathon & Half
Great Western Trail Race logo

Great Western Trail Race

Severance, CO

Saturday, April 18th, 2026

5K
10K
Half
Trail
Fast
View details for race Great Western Trail Race
Horsetooth Half Marathon logo

Horsetooth Half Marathon

Fort Collins, CO

Sunday, April 19th, 2026

Half
Trail
Fast
View details for race Horsetooth Half Marathon
The Colorado Marathon logo

The Colorado Marathon

Fort Collins, CO

Sunday, May 3rd, 2026

Marathon
Half
10K
BQ
View details for race The Colorado Marathon
Red, White and Brew 5k, 10k, Half Marathon & 12 Hour Last Person Standing logo

Red, White and Brew 5k, 10k, Half Marathon & 12...

Windsor, CO

Saturday, June 20th, 2026

5K
10K
Half
View details for race Red, White and Brew 5k, 10k, Half Marathon & 12 Hour Last Person Standing

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