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

Stepping Stone 5K

Littleton, Colorado, United States

Jun 13, 2026 (Sat)

Running

5K 2.5K

St Mary's Church "Loop the Lake 5K" at Lathrop State Park

Walsenburg, Colorado, United States

Jun 13, 2026 (Sat)

Running

5K

Colorado 13er (Half Marathon/10k/5k)

Louisville, Colorado, United States

Jun 7, 2026 (Sun)

Running

Half-Marathon 10K 5K

Flamingo Day 5K

Denver, Colorado, United States

Jun 7, 2026 (Sun)

Running

5K

DU Dash Colorado

Palmer Lake, Colorado, United States

Jun 7, 2026 (Sun)

Running

5K 10K

Pueblo Levee Fun Run Walk

Pueblo, Colorado, United States

Jun 6, 2026 (Sat)

Running

5K

StepUp For Women And Recovery

Fort Collins, Colorado, United States

Jun 6, 2026 (Sat)

Running

5K

SuperHeroes Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

Jun 6, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

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

Centennial, Colorado, United States

Jun 6, 2026 (Sat) – Dec 12, 2026

$30.00 - $45.00

Running

5K 10K Half-Marathon 1.6K +8

J-Town Jog 5K and Kids 1 Mile Dash

Johnstown, Colorado, United States

Jun 6, 2026 (Sat)

Running

1.6K 5K

Grand Valley Oncology - Life In Color 5K

Grand Junction, Colorado, United States

Jun 6, 2026 (Sat)

Running, Walking

5K

Creede Donkey Dash

Creede, Colorado, United States

Jun 6, 2026 (Sat)

Running

16.1K 4.8K