Race Calendar in Colorado, United States

Sep

26

Runway 5K - Run for the Angels

Broomfield, Colorado, United States

$25.00 - $40.00

Running

5K

Sep

26

25th Annual Black Canyon Triathlon

Montrose, Colorado, United States

$20.00 - $140.00

Triathlon Running

Youth Individual Triathlon Entry Adult Individual Triathlon Entry 2-3 Person Youth Team Triathlon Entry 2-3 Person Adult Team Triathlon Entry +3

Sep

26

Mountains to the Desert Classic

Telluride, Colorado, United States

$210.00

Cycling

Ultra

Sep

26

Sangre de Cristo Trail Festival

Westcliffe, Colorado, United States

$70.00 - $375.00

Trail running

Ultra 12.9K 27K +2

Sep

26

NIGHT NATION RUN - DENVER

Commerce City, Colorado, United States

$35.00 - $55.00

Running

5K

Sep

26

HRCA Oktoberfest 5K

Littleton, Colorado, United States

$45.00

Running

5K

Sep

26

Mesa County Search & Rescue 5K

Fruita, Colorado, United States

$25.00

Running

5K

Sep

26

OUTLAST COLORADO SPRINGS

Colorado Springs, Colorado, United States

$100.00

Trail running

29K

Sep

26

2026 Suicide Prevention Color Walk/Run

Center, Colorado, United States

$25.00

Running

5K

Sep

27

Colorado Coyotes Youth XC Invitational

Cenennial, Colorado, United States

$30.00

Running

2K 3K 4K

Sep

27

14er Fest 14K & 5K

Buena Vista, Colorado, United States

$35.00 - $50.00

Running

14K 5K

Sep

27

Running for Children's Rights to Both Parents - 9 of 50 Half Marathons in 50 States - Colorado

Boulder, Colorado, United States

$40.00 - $500.00

Running

Half-Marathon 5K 10K