Upcoming Races Near Oak Creek, CO in May, 2026

Friends of the National Center Science Stride 5K

Boulder, CO

Friday, May 1st, 2026

Featured

5K

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

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9th edition CollaBEERation 5k & Brew Fest Party

Longmont, CO

Saturday, May 2nd, 2026

5K

View details for race 9th edition CollaBEERation 5k & Brew Fest Party

MayFest Fun Run

Parachute, CO

Saturday, May 2nd, 2026

View details for race MayFest Fun Run

Water Wells for Africa 5k Walk/Run

Silt, CO

Sunday, May 3rd, 2026

5K

View details for race Water Wells for Africa 5k Walk/Run

Emerge 5K

Boulder, CO

Sunday, May 3rd, 2026

5K

View details for race Emerge 5K

Frank Shorter Track Classic

Longmont, CO

Sunday, May 3rd, 2026

1 Mile

5K

View details for race Frank Shorter Track Classic

Longmont Half & 5k (LM Half)

Longmont, CO

Sunday, May 3rd, 2026

Half

5K

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

Hayden Cog Run

Hayden, CO

Sunday, May 3rd, 2026

5K

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Dash & Dine 5k #2

Boulder, CO

Tuesday, May 5th, 2026

5K

View details for race Dash & Dine 5k #2

Quad Rock 25 & 50 Mile Trail Races

Bellvue, CO

Saturday, May 9th, 2026

Ultra

Trail

View details for race Quad Rock 25 & 50 Mile Trail Races

The Great CO74 Trail Run

Kittredge, CO

Saturday, May 9th, 2026

12K

View details for race The Great CO74 Trail Run

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

GMR Backyard Ultra

Golden, CO

Saturday, May 23rd, 2026

View details for race GMR Backyard Ultra

Mile High Mile

Boulder, CO

Saturday, May 23rd, 2026

1 Mile

View details for race Mile High Mile

Race Day Support Add-On

Boulder, CO

Wednesday, May 27th, 2026

View details for race Race Day Support Add-On

Explore more in Oak Creek, CO

Distances:

5K 10K Half Marathon Marathon

Months:

Tags:

Trail Boston Qualifiers Fast Courses

State:

All Colorado races

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