Upcoming 5K Races Near Grand County, 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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Dash & Dine 5k

Boulder, CO

Tuesday, April 28th, 2026

5K

View details for race Dash & Dine 5k

Friends of the National Center Science Stride 5K

Boulder, CO

Friday, May 1st, 2026

5K

View details for race Friends of the National Center Science Stride 5K

Rise Against Suicide - Emerge 5K

Boulder, CO

Sunday, May 3rd, 2026

5K

View details for race Rise Against Suicide - Emerge 5K

Dash & Dine 5k #2

Boulder, CO

Tuesday, May 5th, 2026

5K

View details for race Dash & Dine 5k #2

Spirit Challenge Run for Autism 10k and 5k

Steamboat Springs, CO

Saturday, May 16th, 2026

10K

5K

Trail

View details for race Spirit Challenge Run for Autism 10k and 5k

Canine On the Creek

Dumont, CO

Sunday, May 17th, 2026

5K

1 Mile

View details for race Canine On the Creek

Sunset Trail Running Festival

Boulder, CO

Sunday, June 21st, 2026

12K

5K

Trail

View details for race Sunset Trail Running Festival

14th Annual Buffs4Life Kyle MacIntosh Memorial ...

Boulder, CO

Sunday, June 21st, 2026

5K

View details for race 14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk

SBT TRL

Steamboat Springs, CO

Saturday, June 27th, 2026

View details for race SBT TRL

BRR All-Comers Summer Track & Field Series #3

Boulder, CO

Thursday, July 9th, 2026

1 Mile

5K

View details for race BRR All-Comers Summer Track & Field Series #3

Spring Creek Memorial Trail Run

Steamboat Springs, CO

Saturday, July 18th, 2026

5K

Trail

View details for race Spring Creek Memorial Trail Run

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

Run Like the Wind 5k / 2k / Dog Jog

Allenspark, CO

Saturday, August 29th, 2026

5K

View details for race Run Like the Wind 5k / 2k / Dog Jog

Oak Creek No Fun Run

Oak Creek, CO

Monday, September 7th, 2026

5K

View details for race Oak Creek No Fun Run

Foundry Halloween 5k

Steamboat Springs, CO

Saturday, October 31st, 2026

5K

Trail

View details for race Foundry Halloween 5k

Explore more in Grand County, CO

Distances:

5K 10K Half Marathon Marathon

Months:

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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