Fall Equinox
- Date
- September 20, 2026
- Location
- Poudre Canyon, Fort Collins, CO
- Distance
- Half Marathon · 5 Mile · Virtual Half Marathon & more
From the Organizer
"One of the best races in Colorado!"
Enjoy the wild & Scenic beauty on the Poudre River Canyon while you run on a downhill point-to-point course to finish in a field of dreams where beer and music flow. Invite your friends & family, don't miss the experience!
Event includes 3 great distances:
Beautifully Brutal Marathon: Limited to 300 runners. Don't be fooled, this marathon course is a challenge for the strongest runners! Prepare for the first 5 hilly miles of the course & then open up your stride for the next ~21 miles of canyon downhills! A gorgeous race course running through the Buckhorn & Poudre River Canyons.
Wild & Scenic Half Marathon: Voted best half marathon and best race shirt in Colorado. Great race to run a new PR, your first half marathon, or just for the beauty and the beer! Enjoy the fall vibes along the Cache la Poudre, Colorado's only designated Wild & Scenic River! Starting at the famous Mishawaka Amphitheater.
First to the Finish 5-Mile: Fast or Festive? You choose. Push yourself past the 5k and run a unique race distance that gets you to the finish line party first! Wait, you are the Party! This race is for all those or love to run or walk in nature and know how to celebrate the good things in life,
Distances & Pricing
Race Location
About This Sport
From Endurance Grid's Founder
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
Running
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
More running races in CO
Endure Trail Runs
10K · Half Marathon · Marathon
Garden of the Gods 10 Mile/10K and Trail Run
10 Mile · 10K
Grin & Bear It
Aug 13 - Beginners / Advanced @ Palmer
Frequently Asked Questions (FAQs)
- What is the Fall Equinox?
- Fall Equinox is a running event held in Fort Collins, CO. Learn more about the different endurance sports here.
- When and where is the Fall Equinox?
- Sunday, September 20, 2026 in Fort Collins, CO at Poudre Canyon, Fort Collins, CO. Check the official event page for exact start times and wave schedules.
- How do I register for the Fall Equinox?
- Registration is handled through their official registration page. Confirm pricing, distances available, and sign up there.
Fall Equinox
Sep 20, 2026