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Upcoming Half Marathon Races Near Oak Creek, CO

Bigfoot Half Marathon

Estes Park, CO

Saturday, April 25th, 2026

Featured

Half

5K

View details for race Bigfoot Half Marathon

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Longmont Half & 5k (LM Half)

Longmont, CO

Sunday, May 3rd, 2026

Half

5K

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

The Steamboat Marathon

Steamboat Springs, CO

Sunday, June 7th, 2026

Marathon

Half

10K

BQ

View details for race The Steamboat Marathon

Colorado 13er (Half Marathon/10k/5k)

Louisville, CO

Sunday, June 7th, 2026

Half

10K

5K

Trail

View details for race Colorado 13er (Half Marathon/10k/5k)

Race in the Clouds - Alma Dirt Festival 2026

Alma, CO

Thursday, June 25th, 2026

Marathon

Half

10K

Trail

Fast

View details for race Race in the Clouds - Alma Dirt Festival 2026

Aspen Valley Marathon

Aspen, CO

Saturday, July 25th, 2026

Marathon

Half

5K

View details for race Aspen Valley Marathon

Byers Peak Stampede Half Marathon & 5K Run

Fraser, CO

Saturday, August 22nd, 2026

Half

5K

Trail

View details for race Byers Peak Stampede Half Marathon & 5K Run

Black Squirrel Half Marathon

Bellvue, CO

Saturday, September 12th, 2026

Half

Trail

View details for race Black Squirrel Half Marathon

Red Feather Trail Jamboree

Red Feather Lakes, CO

Friday, September 25th, 2026

Ultra

Half

Trail

View details for race Red Feather Trail Jamboree

All-Out Kooky-Spooky

Golden, CO

Sunday, November 1st, 2026

Half

10K

5K

Trail

View details for race All-Out Kooky-Spooky

All-Out Spring Fever

Golden, CO

Sunday, March 21st, 2027

Half

10K

5K

Trail

View details for race All-Out Spring Fever

Explore more in Oak Creek, CO

Distances:

5K 10K Half Marathon Marathon

Months:

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State:

All Colorado races

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