10K Races in Colorado 2026 | Upcoming Races & Dates

There are 7 10K races in Colorado scheduled for 2026. The next is the The Steamboat Marathon in Steamboat Springs on June 7. Colorado 10K races run primarily June through March.

The Steamboat Marathon

Sun, Jun 7 · Steamboat Springs, CO Steamboat Springs

10KHalf MarathonMarathon

From $70 Open

Ourayce 10K Fun Run

Sat, Jul 4 · Ouray, CO Ouray

Ourayce 10K Fun Run

From $25 Open

Hahns Peak Vertical Trail Race

Sun, Jul 5 · Clark, CO Clark

8 Mile

From $40 Open

Grin & Bear It

Sat, Jul 11 · Crested Butte, CO Crested Butte

15 km Out and BackMountain Bike25 km Loop

From $75 Open Closing Soon 75 spots left

Eat. Run. Adopt. 10K

Sat, Aug 8 · Berthoud, CO Berthoud

10KCHILD CARE

From $5 Open

Alamosa Veterans Memorial Park Race

Sat, Nov 7 · Alamosa, CO Alamosa

Alamosa Veterans Memorial Park 10kAlamosa Veterans Memorial Park 5k

From $20 Open

Erin Go Bragh 7.77k

Sat, Mar 13 · Westminster, CO Westminster

7.77k7.77k

From $33 Open Closing Soon

10K Races in Colorado — 2026

The Steamboat Marathon

Ourayce 10K Fun Run

Hahns Peak Vertical Trail Race

Grin & Bear It

Eat. Run. Adopt. 10K

Alamosa Veterans Memorial Park Race

Erin Go Bragh 7.77k

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