Menu
Search
Register
Sign Up for Email Newsletters
May 15-16, 2027
Home
All Events
Denver 5K on the Runway – 2026
Colfax Marathon Races
Colfax Marathon Awards Evening
Colorado Running Hall of Fame
Colorado Running & Walking Event Alliance
Colfax Races
Race Weekend Events
Marathon
Half Marathon
Urban 10 Miler
Marathon Relay – Overview
> Corporate Marathon Relay
> Government Marathon Relay
> Public School Marathon Relay
> Open Marathon Relay
Colfax 5K
Register
Runner Info
Race Results
Runner Photos
Colfax Store
Ambassador Team 2027
Elite Program
2-Day Mile High Challenge
Colfax Double Marathon Challenge
5-10-15-20 Year Loyal Runners
Athletes with Disabilities
Featured Running Clubs
Run for a Nonprofit
Charities
Our Charity Partners
Run for a Nonprofit
Charity Partners Program
Colfax Fly Feet Youth Program
Schools – Raise or Win Money
Charity Partners Login Library
Training
Training App – Runkeeper Go
Tips from our Medical Director
Featured Running Clubs
Training Programs
Sponsors
Sponsorship
Our Sponsors
Volunteer
About
About Us
Latest News
Privacy Policy
Contact Us
Stay Informed
Charity Partner
Flatirons Community Orchestra
Home
All Events
Denver 5K on the Runway – 2026
Colfax Marathon Races
Colfax Marathon Awards Evening
Colorado Running Hall of Fame
Colorado Running & Walking Event Alliance
Colfax Races
Race Weekend Events
Marathon
Half Marathon
Urban 10 Miler
Marathon Relay – Overview
> Corporate Marathon Relay
> Government Marathon Relay
> Public School Marathon Relay
> Open Marathon Relay
Colfax 5K
Register
Runner Info
Race Results
Runner Photos
Colfax Store
Ambassador Team 2027
Elite Program
2-Day Mile High Challenge
Colfax Double Marathon Challenge
5-10-15-20 Year Loyal Runners
Athletes with Disabilities
Featured Running Clubs
Run for a Nonprofit
Charities
Our Charity Partners
Run for a Nonprofit
Charity Partners Program
Colfax Fly Feet Youth Program
Schools – Raise or Win Money
Charity Partners Login Library
Training
Training App – Runkeeper Go
Tips from our Medical Director
Featured Running Clubs
Training Programs
Sponsors
Sponsorship
Our Sponsors
Volunteer
About
About Us
Latest News
Privacy Policy
Contact Us
Stay Informed
