5K races in Colorado, United States — 2026 running calendar

11th Annual Log Hill Hustle

Ridgway, Colorado, United States

23 Aug, 2026 (Sun)

$30.00

Running, Wheelchair

5K 10K

Pioneer Prairie Dog Half, 10k & 5k

Westminster, Colorado, United States

23 Aug, 2026 (Sun)

$40.00 - $80.00

Running

Half-Marathon 10K 5K

Run for Hope - Colorado Springs

Colorado Springs, Colorado, United States

29 Aug, 2026 (Sat)

$25.00 - $40.00

Running

5K 1.6K

Run to Breast Cancer 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

29 Aug, 2026 (Sat)

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +2

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

Rocky Mountain 5K presented by School District 11

Colorado Springs, Colorado, United States

29 Aug, 2026 (Sat)

Free - $35.00

Running

5K 1K

Historic Elizabeth Main Street 5K & Family Color Run

Elizabeth, Colorado, United States

29 Aug, 2026 (Sat)

$10.00 - $25.00

Running

5K 1.6K

RexRun For PAWSitivity 2026 Trail Run/Walk

Aurora, Colorado, United States

29 Aug, 2026 (Sat)

$20.00 - $45.00

Running, Walking

5K 1.6K

Wine Run 5k at The Winery at Holy Cross Abbey

Canon City, Colorado, United States

30 Aug, 2026 (Sun)

$30.00

Running

5K

James Test Site

Lyons, Colorado, United States

30 Aug, 2026 (Sun)

Running

5K 10K

Golden Harvest Half Marathon & 5k/10k - Denver

Denver, Colorado, United States

05 Sep, 2026 (Sat)

$22.00 - $67.00

Running

5K 10K Half-Marathon 1.6K