Adventure race Race Calendar in Colorado, United States

The Valley Bottom Rio Trio

Alamosa, Colorado, United States

06 Jun, 2026 (Sat) – 07 Jun, 2026

$15.00 - $35.00

Adventure race, Triathlon

22.3K 2.8K +2

Wild West Relay

Fort Collins, Colorado, United States

31 Jul, 2026 (Fri) – 01 Aug, 2026

$880.00 - $2,860.00

Adventure race

Ultra

2026 Rocky Mountain Strength Rendezvous

Littleton, Colorado, United States

01 Aug, 2026 (Sat)

$75.00

Adventure race

4.8K

South Fork Alder Ass Race

South Fork, Colorado, United States

05 Sep, 2026 (Sat)

$65.00

Adventure race

17.7K 4.8K

Flaming Foliage Relay - Idaho Springs to Buena Vista

Idaho Springs, Colorado, United States

11 Sep, 2026 (Fri) – 12 Sep, 2026

$752.00 - $2,090.00

Adventure race

Ultra

Battle by the Brook

Deckers, Colorado, United States

19 Sep, 2026 (Sat)

$89.00 - $104.00

Adventure race

32.2K 9.7K