Race Calendar in Colorado, United States

2026 True Impact Ministries 5K/10K

Centennial, Colorado, United States

22 Aug, 2026 (Sat)

$39.00

Running

5K 10K

Gunnison Valley Triathlon

Gunnison, Colorado, United States

22 Aug, 2026 (Sat)

Ram Run

Denver, Colorado, United States

22 Aug, 2026 (Sat)

$20.00 - $30.00

Running

5K 2K

11th Annual Log Hill Hustle

Ridgway, Colorado, United States

23 Aug, 2026 (Sun)

$30.00

Running, Wheelchair

5K 10K

Rumble at the Ranch - 6 Hour MTB Relay

Highlands Ranch, Colorado, United States

23 Aug, 2026 (Sun)

Pioneer Prairie Dog Half, 10k & 5k

Westminster, Colorado, United States

23 Aug, 2026 (Sun)

$40.00 - $80.00

Running

Half-Marathon 10K 5K

Rebel Run 5k

Denver, Colorado, United States

23 Aug, 2026 (Sun)

$10.00 - $45.00

Running, Walking

5K

Eltuck Valley 12K - Lory Summer Trail Series

Bellvue, Colorado, United States

25 Aug, 2026 (Tue)

$25.00

Trail running

12K

Aug 27 - All groups @ Red Rocks (different meeting point for Adv) - 5:30 pm start!

Colorado Springs, Colorado, United States

27 Aug, 2026 (Thu)

Unbridled Golf Classic

Castle Rock, Colorado, United States

27 Aug, 2026 (Thu)

Run Like the Wind 5k / 2k / Dog Jog

Allenspark, Colorado, United States

29 Aug, 2026 (Sat)

$20.00 - $35.00

Running

5K 2K

Glow & Roll: Illuminate What's Possible

Littleton, Colorado, United States

29 Aug, 2026 (Sat)

$55.00

Running

5K 2.6K