Running Race Calendar in Colorado, United States

Jul

04

2026 Crested Butte Golden Retriever Registration July 4 Parade

Crested Butte, Colorado, United States

Running

2026 Crested Butte Golden Retriever Entry July 4

Jul

03

July Virtual Run - Denver

Denver, Colorado, United States

Running

5K

Jul

03

July Virtual Run - Colorado Springs

Colorado Springs, Colorado, United States

Running

5K

Jul

01

Miles for Hope

Canon City, Colorado, United States

Running

Running Team Walking Team Cycling Team

Jul

01

Denver Rotary Club Cycling to Serve

Denver, Colorado, United States

Cycling Running

Ride the Denver Century Ride Volunteer for an Aid Station - Three to Choose From DIY - Design Your Challenge Simply Fundraise or Donate +1

Jun

29

Tunnel to Towers National Golf Series Northern Colorado Golf Classic

Windsor, Colorado, United States

Running

Golf Package- Golf w/Cart & Lunch Lunch Only Sponsorship: Title Sponsor Sponsorship: Veterans Sponsor +10

Jun

28

Blue Sky Ascent & Round Trip (formerly the Mt. Evans Ascent)

Idaho Springs, Colorado, United States

Running

23.3K 46.7K

Jun

28

Cade’s Cause: Concussion & CTE Awareness Run/Walk

Littleton, Colorado, United States

Running

Run/Walk Adult Run/Walk Kids (5-12)

Jun

27

Pearl Street Mile

Boulder, Colorado, United States

Running

1.6K

Jun

27

Fitness Expo On Tap at the Colorado Tap House

Arvada, Colorado, United States

Running

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

Jun

27

Before The Fourth 5k

Littleton, Colorado, United States

Running

5K

Jun

27

SBT TRL

Steamboat Springs, Colorado, United States

Running

10K 5K