Running Race Calendar in Colorado, United States

World Championship Pack Burro Race

Fairplay, Colorado, United States

Jul 26, 2026 (Sun)

Trail running, Running

49.9K 24.1K

12th Annual Run for the Ring

Aurora, Colorado, United States

Aug 1, 2026 (Sat)

$37.00 - $40.00

Running

5K

STEPS TO EMPOWER

Colorado Springs, Colorado, United States

Aug 1, 2026 (Sat)

$25.00

Running

1.6K 5K

Snowshoe Shuffle

Creede, Colorado, United States

Aug 1, 2026 (Sat)

$25.00

Running

5K

Flying Colors 5K Fun Run/Walk

Craig, Colorado, United States

Aug 1, 2026 (Sat)

$30.00

Running

5K

RunAbilities FUN Walk/Run/Roll

Parker, Colorado, United States

Aug 1, 2026 (Sat)

$25.00

Running, Cycling

3.2K

Move with Madd Denver 5K

Denver, Colorado, United States

Aug 1, 2026 (Sat)

$15.00 - $55.00

Running, Walking

5K Untimed Walk

Popsicle 5K/10K/Half - Colorado Springs

Colorado Springs, Colorado, United States

Aug 1, 2026 (Sat)

$35.00 - $60.00

Running

5K 10K Half-Marathon +5

Unicorn 5k (South)

Highlands Ranch, Colorado, United States

Aug 1, 2026 (Sat)

$46.00

Running

5K

Bound for Boston Marathon & Half Marathon - Denver

Denver, Colorado, United States

Aug 2, 2026 (Sun)

$45.00 - $95.00

Running

Marathon Half-Marathon

Eltuck Valley 5K - Lory Summer Trail Series

Fort Collins, Colorado, United States

Aug 4, 2026 (Tue)

$30.00

Running

5K

BRR All-Comers Summer Track & Field Series #5

Boulder, Colorado, United States

Aug 6, 2026 (Thu)

$20.00

Running

Ultra 1.6K