1200 Dillon Road, Louisville CO
Sunday, June 7th, 2026
Event Overview
The Colorado 13er is THE event where the best parts of trail running and road racing combine to create a truly enjoyable, kind-to-your-body, well-supported 13.1 race! Seasoned runners and first-timers alike appreciate the excellent communication from the 13er race crew who make this event accessible for athletes of all levels.
Join us for this exceptionally scenic, looped 13.1 course which runs through gorgeous Louisville, Colorado! We designed this course so that you can enjoy all of the spectacular views of the Flatirons that Colorado has to offer. Come see for yourself!
Group Registration
- Group Discount: Save $5 per person for groups of 5 or more!
- FAQs: See our FAQ page for more questions!
- Email: Any questions, please email us at info@:colorado13er.com
Key Features
- Water Stations: 10 water station passes
- Restroom Access: 5 port-a-john passes
- Trail Details: 9 miles of FLAT, crushed gravel
- Parking: Nearby, free parking
Race Amenities
- Spectator Friendly: The course is designed for spectators to cheer you on!
- Finisher Medal: 13.1 finisher medal
- Distance Options: 10k or 5k options available
- Cooling Towels: Iced towels at the finish line
Registration Extras
- Performance Tees: Gender-specific performance tees for every registrant
- Timing: Chip timed with texted results
- Live Results: Live, real-time results posted online
- Scenic Experience: 13.1 miles of million-dollar views AND the amazing sense of accomplishment you can only get from running 13.1! (or 5k or 10k!)
Race Information
Click the drop-down menu under "race info" for all race details! For more information, visit our registration page at Colorado 13er Registration.
