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

Let Freedom Run 5k/10k - Louisville

Louisville, Colorado, United States

Jul 4, 2026 (Sat)

Running

5K 10K

Let Freedom Run 5k - LONGMONT

Longmont, Colorado, United States

Jul 4, 2026 (Sat)

Running

5K

July 4th Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

Jul 4, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

July Virtual Run - Colorado Springs

Colorado Springs, Colorado, United States

Jul 3, 2026 (Fri) – Jul 6, 2026

Running

5K

July Virtual Run - Denver

Denver, Colorado, United States

Jul 3, 2026 (Fri) – Jul 6, 2026

Running

5K

Before The Fourth 5k

Littleton, Colorado, United States

Jun 27, 2026 (Sat)

Running

5K

Timberview Trail Run

Bellvue, Colorado, United States

Jun 27, 2026 (Sat)

Running

16.1K 5K 8K

Denver Pride 5K

Denver, Colorado, United States

Jun 27, 2026 (Sat)

Running

5K

SBT TRL

Steamboat Springs, Colorado, United States

Jun 27, 2026 (Sat)

Running

10K 5K

Fitness Expo On Tap at the Colorado Tap House

Arvada, Colorado, United States

Jun 27, 2026 (Sat)

Running

5K FREE Yoga On Tap 1.6K I want the Event Shirt! +1

The Four Legged 5k

Bailey, Colorado, United States

Jun 26, 2026 (Fri)

Running

5K

The Red Schoolhouse Run

Louisville, Colorado, United States

Jun 23, 2026 (Tue)

Running

5K