Colfax Marathon, Half-Marathon, Urban 10 Miler, Marathon Relay & 5K

NF Endurance

May 18-19, 2019

Denver, CO

Join the Children's Tumor Foundation's NF Endurance Team at the 2019 Colfax Marathon, Half-Marathon, 10 Miler, Marathon Relay & 5K, Denver’s largest running weekend!  

There's a distance & race for every pace! Choose the marathon, half marathon, or urban 10 miler and enjoy Denver’s iconic landmarks.   Or create a relay team of five runners for one of the largest marathon relays in the U.S. – your team can be family, friends or work colleagues.   Just getting started on the running scene?   Try out the 5K where we have waves for runners and walkers.

As a NF Endurance team member, you receive these team benefits:
-NF Endurance Team singlet or short sleeve training tee
-A personal fundraising webpage plus fundraising support and resources
-Invitation to race weekend events including race day tent
-Opportunity to participate in the our Adopt-a-Hero program - train in honor of an NF Hero

Questions?  Contact Angela Dumadag at
To see all other upcoming NF Endurance events, go to or contact

For more information:

Angela Dumadag