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Organizers Find Events Find your Crew Affiliate Program

Organizers Find your Crew Find Events

Colorado, United States

Find running, swimming, cycling, or triathlon events and groups in Colorado, United States

Events

FCA All Abilities Labor Day 5K

FCA All Abilities Labor Day 5K

Running
5k

September 1, 2025

Loveland, Colorado, United States

Labor Day Half Marathon

Labor Day Half Marathon

Running
Half Marathon
10k
5k
Half Marathon

September 1, 2025

Parker, Colorado, United States

American Heroes Run

American Heroes Run

Running
161 km
Marathon
Half Marathon
15 km
5k

September 5, 2025

Longmont, Colorado, United States

Flaming Foliage Relay - Idaho Springs to Buena Vista

Flaming Foliage Relay - Idaho Springs to Buena Vista

Running
265 km
265 km
265 km

September 5, 2025

Idaho Springs, Colorado, United States

Nielson Challenge

Nielson Challenge

Running
3 km

September 6, 2025

Colorado Springs, Colorado, United States

The Gunni Grinder

The Gunni Grinder

Cycling
193 km
97 km
48 km
48 km

September 6, 2025

Gunnison, Colorado, United States

2025 Lake Nighthorse Triathlon - Sprint and Olympic

2025 Lake Nighthorse Triathlon - Sprint and Olympic

Triathlon
Sprint
Olympic
Sprint
Sprint
Sprint

September 6, 2025

Durango, Colorado, United States

RexRun For PAWSitivity 2025 5K Trail Run/Walk

RexRun For PAWSitivity 2025 5K Trail Run/Walk

Trail Run
5k

Walking
5 km

Running
2 km

September 6, 2025

Aurora, Colorado, United States