Register Today!

2 days, 7 races… which will you run? Start training now for the 26.2 mile Colfax Marathon,  13.1 mile Colfax Half Marathon through DENVER ZOO & Aurora Fire Station #1, the fast and fun 10 mile race, Urban 10 Miler, or kick-off marathon weekend at the Colfax 5K. Get your team together for the biggest Relay in the Rockies: the 5-person Marathon Relay, Corporate Cup Relay, or Government Cup Relay.

Register Now at and select "Illuminate Colorado" as your charity partner at checkout.  Contact us for a coupon code!


Order an Illuminate Colorado Shirt

Matching Crew Neck Tees and Racer Back Tanks are available to order!  Tees and tanks will be black with teal lettering and the Illuminate logo. 

Youth & Adult Sizes Available!

Purchase one for $15 or raise $25 or more for Illuminate Colorado and get one free! To get yours - fill out this order form and then make a payment via paypal or make a donation at

Want an idea of the design?  Check out shirt styles and other designs from our friend and supporter at Carolina Roots Creations!


Interested in Volunteering?

Not a runner?  No problem!  Show your support for bright childhoods by volunteering for Illuminate Colorado on race weekend!

  • Staff Our Tent - Shifts are available in the Illuminate Colorado tent in Charity Village both Saturday (5/14) and Sunday (5/15).    
  • Adopt A Block - Help us line one block of the marathon with Pinwheels for Prevention to raise awareness of child abuse prevention efforts. 

Contact Annette Davis for more information or to sign up!