Upcoming Half Marathon Races Near Bellvue, CO

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

Windsor, CO

Saturday, June 21st, 2025

5K

10K

Half

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

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

Fort Collins, CO

Friday, August 8th, 2025

1 Mile

5K

10K

View details for race Choice City Running Festival

Erie Half & 5k

Erie, CO

Sunday, August 17th, 2025

Half

5K

View details for race Erie Half & 5k

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

Bellvue, CO

Saturday, September 6th, 2025

Half

Trail

View details for race Black Squirrel Half Marathon

Fall Equinox

Fort Collins, CO

Sunday, September 14th, 2025

Marathon

Half

Fast

View details for race Fall Equinox

13th Annual Superhero Event

Greeley, CO

Saturday, September 20th, 2025

10K

5K

1 Mile

View details for race 13th Annual Superhero Event

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

Windsor, CO

Sunday, October 5th, 2025

Marathon

Half

10K

Trail

View details for race Windsor Marathon, Half Marathon, 10k & 5k

Layafette Music Fest Half-Marathon/10K/5K

Louisville, CO

Sunday, October 5th, 2025

5K

Half

View details for race Layafette Music Fest Half-Marathon/10K/5K

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

Fort Collins, CO

Saturday, October 18th, 2025

Half

Marathon

View details for race Blue Sky Marathon & Half

Arctic Prairie Dog Half, 10k & 5k

Louisville, CO

Sunday, January 18th, 2026

Half

10K

5K

View details for race Arctic Prairie Dog Half, 10k & 5k

Horsetooth Half Marathon

Fort Collins, CO

Sunday, April 19th, 2026

Half

Trail

Fast

View details for race Horsetooth Half Marathon

Longmont Half & 5k (LM Half)

Longmont, CO

Sunday, May 3rd, 2026

Half

5K

View details for race Longmont Half & 5k (LM Half)

The Colorado Marathon

Fort Collins, CO

Sunday, May 3rd, 2026

Marathon

Half

10K

View details for race The Colorado Marathon

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